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Diffstat (limited to 'libjava/classpath/gnu/java/awt/peer/swing')
18 files changed, 5049 insertions, 0 deletions
diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingButtonPeer.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingButtonPeer.java new file mode 100644 index 000000000..1a42fc953 --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingButtonPeer.java @@ -0,0 +1,261 @@ +/* SwingButtonPeer.java -- A Swing based peer for AWT buttons + Copyright (C) 2006, 2007 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package gnu.java.awt.peer.swing; + +import java.awt.Button; +import java.awt.Container; +import java.awt.Graphics; +import java.awt.Image; +import java.awt.Point; +import java.awt.event.ActionEvent; +import java.awt.event.ActionListener; +import java.awt.event.FocusEvent; +import java.awt.event.KeyEvent; +import java.awt.event.MouseEvent; +import java.awt.peer.ButtonPeer; + +import javax.swing.JButton; +import javax.swing.JComponent; + +/** + * A Swing based peer for the AWT button. + * + * @author Roman Kennke (kennke@aicas.com) + */ +public class SwingButtonPeer + extends SwingComponentPeer + implements ButtonPeer +{ + + /** + * A specialized Swing button to be used as AWT button. + * + * @author Roman Kennke (kennke@aicas.com) + */ + class SwingButton + extends JButton + implements SwingComponent + { + Button button; + + SwingButton(Button button) + { + this.button = button; + } + + /** + * Overridden so that this method returns the correct value even without a + * peer. + * + * @return the screen location of the button + */ + public Point getLocationOnScreen() + { + return SwingButtonPeer.this.getLocationOnScreen(); + } + + /** + * Overridden so that the isShowing method returns the correct value for the + * swing button, even if it has no peer on its own. + * + * @return <code>true</code> if the button is currently showing, + * <code>false</code> otherwise + */ + public boolean isShowing() + { + boolean retVal = false; + if (button != null) + retVal = button.isShowing(); + return retVal; + } + + /** + * Overridden, so that the Swing button can create an Image without its + * own peer. + * + * @param w the width of the image + * @param h the height of the image + * + * @return an image + */ + public Image createImage(int w, int h) + { + return SwingButtonPeer.this.createImage(w, h); + } + + /** + * Overridden, so that the Swing button can create a Graphics without its + * own peer. + * + * @return a graphics instance for the button + */ + public Graphics getGraphics() + { + return SwingButtonPeer.this.getGraphics(); + } + + /** + * Returns this button. + * + * @return this button + */ + public JComponent getJComponent() + { + return this; + } + + /** + * Handles mouse events by forwarding it to + * <code>processMouseEvent()</code> after having retargetted it to this + * button. + * + * @param ev the mouse event + */ + public void handleMouseEvent(MouseEvent ev) + { + ev.setSource(this); + processMouseEvent(ev); + } + + /** + * Handles mouse motion events by forwarding it to + * <code>processMouseMotionEvent()</code> after having retargetted it to + * this button. + * + * @param ev the mouse motion event + */ + public void handleMouseMotionEvent(MouseEvent ev) + { + ev.setSource(this); + processMouseMotionEvent(ev); + } + + /** + * Handles key events by forwarding it to + * <code>processKeyEvent()</code> after having retargetted it to this + * button. + * + * @param ev the mouse event + */ + public void handleKeyEvent(KeyEvent ev) + { + ev.setSource(this); + processKeyEvent(ev); + } + + public Container getParent() + { + Container par = null; + if (button != null) + par = button.getParent(); + return par; + } + + /** + * Handles focus events by forwarding it to + * <code>processFocusEvent()</code>. + * + * @param ev the Focus event + */ + public void handleFocusEvent(FocusEvent ev) + { + processFocusEvent(ev); + } + + public void requestFocus() { + SwingButtonPeer.this.requestFocus(awtComponent, false, true, 0); + } + + public boolean requestFocus(boolean temporary) { + return SwingButtonPeer.this.requestFocus(awtComponent, temporary, + true, 0); + } + } + + /** + * Listens for ActionEvents on the Swing button and triggers corresponding + * ActionEvents on the AWT button. + * + * @author Roman Kennke (kennke@aicas.com) + */ + class SwingButtonListener implements ActionListener + { + + /** + * Receives notification when an action was performend on the button. + * + * @param event the action event + */ + public void actionPerformed(ActionEvent event) + { + Button b = (Button) SwingButtonPeer.this.awtComponent; + ActionListener[] l = b.getActionListeners(); + if (l.length == 0) + return; + ActionEvent ev = new ActionEvent(b, ActionEvent.ACTION_PERFORMED, + b.getActionCommand()); + for (int i = 0; i < l.length; ++i) + l[i].actionPerformed(ev); + } + + } + + /** + * Constructs a new SwingButtonPeer. + * + * @param theButton the AWT button for this peer + */ + public SwingButtonPeer(Button theButton) + { + SwingButton button = new SwingButton(theButton); + button.setText(theButton.getLabel()); + button.addActionListener(new SwingButtonListener()); + init(theButton, button); + } + + /** + * Sets the label of the button. This call is forwarded to the setText method + * of the managed Swing button. + * + * @param label the label to set + */ + public void setLabel(String label) + { + ((SwingButton) swingComponent).setText(label); + } +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingCanvasPeer.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingCanvasPeer.java new file mode 100644 index 000000000..abef9ef12 --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingCanvasPeer.java @@ -0,0 +1,64 @@ +/* SwingCanvasPeer.java -- A canvas peer based on Swing + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + + +package gnu.java.awt.peer.swing; + +import java.awt.Canvas; +import java.awt.peer.CanvasPeer; +import java.awt.peer.LightweightPeer; + +/** + * A CanvasPeer to be used together with the Swing peers. + * + * @author Roman Kennke (kennke@aicas.com) + */ +public class SwingCanvasPeer + extends SwingComponentPeer + implements LightweightPeer, CanvasPeer +{ + + /** + * Creates a new <code>SwingCanvasPeer</code> for the specified Canvas. + * + * @param canvas the canvas. + */ + public SwingCanvasPeer(Canvas canvas) + { + init(canvas, null); + } +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingCheckboxPeer.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingCheckboxPeer.java new file mode 100755 index 000000000..7080831a2 --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingCheckboxPeer.java @@ -0,0 +1,256 @@ +/* SwingCheckboxPeer.java -- A Swing based peer for AWT checkboxes + Copyright (C) 2007 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package gnu.java.awt.peer.swing; + +import java.awt.Checkbox; +import java.awt.CheckboxGroup; +import java.awt.Container; +import java.awt.Graphics; +import java.awt.Image; +import java.awt.Point; +import java.awt.event.FocusEvent; +import java.awt.event.ItemEvent; +import java.awt.event.ItemListener; +import java.awt.event.KeyEvent; +import java.awt.event.MouseEvent; +import java.awt.peer.CheckboxPeer; + +import javax.swing.JCheckBox; +import javax.swing.JComponent; +import javax.swing.JToggleButton; + +/** + * A CheckboxPeer implementation that is backed by the Swing JCheckBox. + */ +public class SwingCheckboxPeer extends SwingComponentPeer implements + CheckboxPeer { + + /** + * A spezialized Swing checkbox used to paint the checkbox for the + * AWT checkbox. + */ + private class SwingCheckbox + extends JCheckBox + implements SwingComponent + { + Checkbox checkbox; + + SwingCheckbox(Checkbox checkbox) + { + this.checkbox = checkbox; + } + + /** + * Returns this checkbox. + * + * @return <code>this</code> + */ + public JComponent getJComponent() + { + return this; + } + + /** + * Handles mouse events by forwarding it to + * <code>processMouseEvent()</code>. + * + * @param ev the mouse event + */ + public void handleMouseEvent(MouseEvent ev) + { + ev.setSource(this); + processMouseEvent(ev); + } + + /** + * Handles mouse motion events by forwarding it to + * <code>processMouseMotionEvent()</code>. + * + * @param ev the mouse motion event + */ + public void handleMouseMotionEvent(MouseEvent ev) + { + ev.setSource(this); + processMouseMotionEvent(ev); + } + + /** + * Handles key events by forwarding it to <code>processKeyEvent()</code>. + * + * @param ev the mouse event + */ + public void handleKeyEvent(KeyEvent ev) + { + ev.setSource(this); + processKeyEvent(ev); + } + + /** + * Handles focus events by forwarding it to + * <code>processFocusEvent()</code>. + * + * @param ev the Focus event + */ + public void handleFocusEvent(FocusEvent ev) + { + processFocusEvent(ev); + } + + /** + * Overridden so that this method returns the correct value even without a + * peer. + * + * @return the screen location of the button + */ + public Point getLocationOnScreen() + { + return SwingCheckboxPeer.this.getLocationOnScreen(); + } + + /** + * Overridden so that the isShowing method returns the correct value + * for the swing button, even if it has no peer on its own. + * + * @return <code>true</code> if the button is currently showing, + * <code>false</code> otherwise + */ + public boolean isShowing() + { + boolean retVal = false; + if (checkbox != null) + retVal = checkbox.isShowing(); + return retVal; + } + + /** + * Overridden, so that the Swing button can create an Image without its + * own peer. + * + * @param w the width of the image + * @param h the height of the image + * + * @return an image + */ + public Image createImage(int w, int h) + { + return SwingCheckboxPeer.this.createImage(w, h); + } + + public Graphics getGraphics() + { + return SwingCheckboxPeer.this.getGraphics(); + } + + public Container getParent() + { + Container par = null; + if (checkbox != null) + par = checkbox.getParent(); + return par; + } + + public void requestFocus() { + SwingCheckboxPeer.this.requestFocus(awtComponent, false, true, 0); + } + + public boolean requestFocus(boolean temporary) { + return SwingCheckboxPeer.this.requestFocus(awtComponent, temporary, + true, 0); + } + } + + /** + * Listens for ActionEvents on the Swing button and triggers corresponding + * ActionEvents on the AWT button. + */ + class SwingCheckboxListener implements ItemListener + { + Checkbox awtCheckbox; + + SwingCheckboxListener(Checkbox checkbox) + { + awtCheckbox = checkbox; + } + + /** + * Receives notification when an action was performend on the button. + * + * @param event the action event + */ + public void itemStateChanged(ItemEvent event) + { + awtCheckbox.setState(event.getStateChange()==ItemEvent.SELECTED); + ItemListener[] l = awtCheckbox.getItemListeners(); + if (l.length == 0) + return; + ItemEvent ev = new ItemEvent(awtCheckbox, ItemEvent.ITEM_STATE_CHANGED, + awtCheckbox, event.getStateChange()); + for (int i = 0; i < l.length; ++i) + l[i].itemStateChanged(ev); + } + } + + /** + * Creates a new SwingCheckboxPeer instance. + */ + public SwingCheckboxPeer(Checkbox checkbox) + { + SwingCheckbox swingCheckbox = new SwingCheckbox(checkbox); + swingCheckbox.addItemListener(new SwingCheckboxListener(checkbox)); + + init(checkbox, swingCheckbox); + setLabel(checkbox.getLabel()); + setState(checkbox.getState()); + } + + public void setCheckboxGroup(CheckboxGroup group) + { + // TODO: Implement this. + } + + public void setLabel(String label) + { + ((JToggleButton) swingComponent).setText(label); + } + + public void setState(boolean state) + { + ((JToggleButton) swingComponent).setSelected(state); + } + +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingComponent.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingComponent.java new file mode 100644 index 000000000..ca42fb748 --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingComponent.java @@ -0,0 +1,99 @@ +/* SwingComponent.java -- An interface that defines a Swing component for peers + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package gnu.java.awt.peer.swing; + +import java.awt.event.FocusEvent; +import java.awt.event.KeyEvent; +import java.awt.event.MouseEvent; + +import javax.swing.JComponent; + +/** + * Defines some additional methods that the Swing components must implement + * in order to work with the Swing peers. This is usually achieved by + * subclassing a Swing component and forwarding the method calls to some + * protected JComponent method. + * + * @author Roman Kennke (kennke@aicas.com) + */ +public interface SwingComponent +{ + + /** + * Returns the actual swing compenent. + * + * @return the actual swing compenent + */ + JComponent getJComponent(); + + /** + * Handles a mouse event. This is usually forwarded to + * {@link Component#processMouseMotionEvent(MouseEvent)} of the swing + * component. + * + * @param ev the mouse event + */ + void handleMouseEvent(MouseEvent ev); + + /** + * Handles a mouse motion event. This is usually forwarded to + * {@link Component#processMouseEvent(MouseEvent)} of the swing + * component. + * + * @param ev the mouse motion event + */ + void handleMouseMotionEvent(MouseEvent ev); + + /** + * Handles a key event. This is usually forwarded to + * {@link Component#processKeyEvent(KeyEvent)} of the swing + * component. + * + * @param ev the key event + */ + void handleKeyEvent(KeyEvent ev); + + /** + * Handles a focus event. This is usually forwarded to + * {@link Component#processFocusEvent(FocusEvent)} of the swing + * component. + * + * @param ev the focus event + */ + void handleFocusEvent(FocusEvent ev); +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingComponentPeer.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingComponentPeer.java new file mode 100644 index 000000000..8be95dcb7 --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingComponentPeer.java @@ -0,0 +1,1136 @@ +/* SwingComponentPeer.java -- An abstract base class for Swing based peers + Copyright (C) 2006, 2007 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package gnu.java.awt.peer.swing; + +import java.awt.AWTEvent; +import java.awt.AWTException; +import java.awt.BufferCapabilities; +import java.awt.Color; +import java.awt.Component; +import java.awt.Container; +import java.awt.Cursor; +import java.awt.Dimension; +import java.awt.EventQueue; +import java.awt.Font; +import java.awt.FontMetrics; +import java.awt.Graphics; +import java.awt.GraphicsConfiguration; +import java.awt.Image; +import java.awt.Point; +import java.awt.Rectangle; +import java.awt.Toolkit; +import java.awt.BufferCapabilities.FlipContents; +import java.awt.event.FocusEvent; +import java.awt.event.KeyEvent; +import java.awt.event.MouseEvent; +import java.awt.event.PaintEvent; +import java.awt.image.ColorModel; +import java.awt.image.ImageObserver; +import java.awt.image.ImageProducer; +import java.awt.image.VolatileImage; +import java.awt.peer.ComponentPeer; +import java.awt.peer.ContainerPeer; +import java.awt.peer.LightweightPeer; + +import javax.swing.JComponent; +import javax.swing.RepaintManager; + +/** + * The base class for Swing based component peers. This provides the basic + * functionality needed for Swing based component peers. Many methods are + * implemented to forward to the Swing component. Others however forward + * to the component's parent and expect the toplevel component peer to provide + * a real implementation of it. These are for example the key methods + * {@link #getGraphics()} and {@link #createImage(int, int)}, as well as + * {@link #getLocationOnScreen()}. + * + * This class also provides the necesary hooks into the Swing painting and + * event handling system. In order to achieve this, it traps paint, mouse and + * key events in {@link #handleEvent(AWTEvent)} and calls some special methods + * ({@link #peerPaint(Graphics)}, {@link #handleKeyEvent(KeyEvent)}, + * {@link #handleMouseEvent(MouseEvent)} and + * {@link #handleMouseMotionEvent(MouseEvent)}) that call the corresponding + * Swing methods. + * + * @author Roman Kennke (kennke@aicas.com) + */ +public class SwingComponentPeer + implements ComponentPeer +{ + + /** + * The AWT component for this peer. + */ + protected Component awtComponent; + + /** + * The Swing component for this peer. + */ + protected SwingComponent swingComponent; + + /** + * The font that is set for this peer. + */ + protected Font peerFont; + + /** + * The current repaint area. + */ + protected Rectangle paintArea; + + /** + * Creates a SwingComponentPeer instance. Subclasses are expected to call + * this constructor and thereafter call {@link #init(Component, JComponent)} + * in order to setup the AWT and Swing components properly. + */ + protected SwingComponentPeer() + { + // Nothing to do here. + } + + /** + * Initializes the AWT and Swing component for this peer. It is expected that + * subclasses call this from within their constructor. + * + * @param awtComp the AWT component for this peer + * @param swingComp the Swing component for this peer + */ + protected void init(Component awtComp, SwingComponent swingComp) + { + awtComponent = awtComp; + swingComponent = swingComp; + if (swingComponent != null) + { + JComponent c = swingComponent.getJComponent(); + if (c != null) + { + c.addNotify(); + RepaintManager.currentManager(c).setDoubleBufferingEnabled(false); + System.setProperty("gnu.awt.swing.doublebuffering", "true"); + } + } + + // Register this heavyweight component with the nearest heavyweight + // container, so we get peerPaint() triggered by that container. + if (! (this instanceof LightweightPeer)) + { + Component comp = awtComponent; + Container parent = comp.getParent(); + while (parent != null && + ! (parent.getPeer() instanceof SwingContainerPeer)) + { + comp = parent; + parent = comp.getParent(); + } + + // At this point we have the ancestor with a SwingContainerPeer + // (or null peer). + if (parent != null && parent.getPeer() instanceof SwingContainerPeer) + { + SwingContainerPeer p = (SwingContainerPeer) parent.getPeer(); + p.addHeavyweightDescendent(awtComponent); + } + } + } + + /** + * Returns the construction status of the specified image. This is called + * by {@link Component#checkImage(Image, int, int, ImageObserver)}. + * + * @param img the image + * @param width the width of the image + * @param height the height of the image + * @param ob the image observer to be notified of updates of the status + * + * @return a bitwise ORed set of ImageObserver flags + */ + public int checkImage(Image img, int width, int height, ImageObserver ob) + { + return Toolkit.getDefaultToolkit().checkImage(img, width, height, ob); + } + + /** + * Creates an image by starting the specified image producer. This is called + * by {@link Component#createImage(ImageProducer)}. + * + * @param prod the image producer to be used to create the image + * + * @return the created image + */ + public Image createImage(ImageProducer prod) + { + Image image = Toolkit.getDefaultToolkit().createImage(prod); + return image; + } + + /** + * Creates an empty image with the specified <code>width</code> and + * <code>height</code>. + * + * This is implemented to let the parent component create the image. This + * eventually goes up to the top-level component peer, which is then expected + * to deliver the image. + * + * @param width the width of the image to be created + * @param height the height of the image to be created + * + * @return the created image + */ + public Image createImage(int width, int height) + { + Component parent = awtComponent.getParent(); + ComponentPeer parentPeer = parent.getPeer(); + return parentPeer.createImage(width, height); + } + + /** + * Disables the component. This is called by {@link Component#disable()}. + */ + public void disable() + { + if (swingComponent != null) + swingComponent.getJComponent().setEnabled(false); + } + + /** + * Disposes the component peer. This should release all resources held by the + * peer. This is called when the component is no longer in use. + */ + public void dispose() + { + // Unregister this heavyweight component from the nearest heavyweight + // container. + if (! (this instanceof LightweightPeer)) + { + Component comp = awtComponent; + Container parent = comp.getParent(); + while (parent != null && + ! (parent.getPeer() instanceof SwingContainerPeer)) + { + comp = parent; + parent = comp.getParent(); + } + + // At this point we have the ancestor with a SwingContainerPeer + // (or null peer). + if (parent != null && parent.getPeer() instanceof SwingContainerPeer) + { + SwingContainerPeer p = (SwingContainerPeer) parent.getPeer(); + p.removeHeavyweightDescendent(awtComponent); + } + } + + awtComponent = null; + swingComponent = null; + } + + /** + * Enables the component. This is called by {@link Component#enable()}. + */ + public void enable() + { + if (swingComponent != null) + swingComponent.getJComponent().setEnabled(true); + } + + /** + * Returns the color model of the component. This is currently not used. + * + * @return the color model of the component + */ + public ColorModel getColorModel() + { + // FIXME: When this peer method will be used, we need to provide an + // implementation of this, probably forwarding to the toplevel peer, like + // in the other methods. + return null; + } + + /** + * Returns the font metrics for the specified font. This is called by + * {@link Component#getFontMetrics(Font)}. + * + * This is implemented to query the font metrics from the parent component. + * This will eventually call the top-level component peer, which is then + * expected to deliver a font metrics object. + * + * @param f the font for which to query the font metrics + * + * @return the font metrics for the specified font + */ + public FontMetrics getFontMetrics(Font f) + { + Component parent = awtComponent.getParent(); + ComponentPeer parentPeer = parent.getPeer(); + return parentPeer.getFontMetrics(f); + } + + /** + * Returns a {@link Graphics} object suitable for drawing on this component. + * This is called by {@link Component#getGraphics()}. + * + * This is implemented to query the graphics from the parent component and + * adjust the clip and translation to match this component. + * This will eventually call the top-level component peer, which is then + * expected to deliver a graphics object. + * + * @return a graphics object suitable for drawing on this component + */ + public Graphics getGraphics() + { + Component parent = awtComponent.getParent(); + Graphics g = parent.getGraphics(); + g.translate(awtComponent.getX(), awtComponent.getY()); + g.setClip(0, 0, awtComponent.getWidth(), awtComponent.getHeight()); + return g; + } + + /** + * Returns the location of this component in screen coordinates. This is + * called by {@link Component#getLocationOnScreen()}. + * + * This is implemented to query the parent component peer for its screen + * location and adds the offset of this component to it. This will eventually + * call the top-level component's peer, which is then expected to provide + * it's screen location. + * + * @return the location of this component in screen coordinates + */ + public Point getLocationOnScreen() + { + Component parent = awtComponent.getParent(); + ComponentPeer parentPeer = parent.getPeer(); + Point location = parentPeer.getLocationOnScreen(); + location.x += awtComponent.getX(); + location.y += awtComponent.getY(); + return location; + } + + /** + * Returns the minimum size for the component. This is called by + * {@link Component#getMinimumSize()}. + * + * This is implemented to return the Swing component's minimum size. + * + * @return the minimum size for the component + */ + public Dimension getMinimumSize() + { + return minimumSize(); + } + + /** + * Returns the preferred size for the component. This is called by + * {@link Component#getPreferredSize()}. + * + * This is implemented to return the Swing component's preferred size. + * + * @return the preferred size for the component + */ + public Dimension getPreferredSize() + { + return preferredSize(); + } + + /** + * Returns the toolkit that created this peer. + * + * @return the toolkit that created this peer + */ + public Toolkit getToolkit() + { + return Toolkit.getDefaultToolkit(); + } + + /** + * Handles the given event. This is called from + * {@link Component#dispatchEvent(AWTEvent)} to give the peer a chance to + * react to events for the component. + * + * @param e the event + */ + public void handleEvent(AWTEvent e) + { + switch (e.getID()) + { + case PaintEvent.UPDATE: + case PaintEvent.PAINT: + if (awtComponent.isShowing()) + { + Rectangle clip ; + synchronized (this) + { + coalescePaintEvent((PaintEvent) e); + assert paintArea != null; + clip = paintArea; + paintArea = null; + } + Graphics g = awtComponent.getGraphics(); + try + { + g.clipRect(clip.x, clip.y, clip.width, clip.height); + peerPaint(g, e.getID() == PaintEvent.UPDATE); + } + finally + { + g.dispose(); + } + } + break; + case MouseEvent.MOUSE_PRESSED: + case MouseEvent.MOUSE_RELEASED: + case MouseEvent.MOUSE_CLICKED: + case MouseEvent.MOUSE_ENTERED: + case MouseEvent.MOUSE_EXITED: + handleMouseEvent((MouseEvent) e); + break; + case MouseEvent.MOUSE_MOVED: + case MouseEvent.MOUSE_DRAGGED: + handleMouseMotionEvent((MouseEvent) e); + break; + case KeyEvent.KEY_PRESSED: + case KeyEvent.KEY_RELEASED: + case KeyEvent.KEY_TYPED: + handleKeyEvent((KeyEvent) e); + break; + case FocusEvent.FOCUS_GAINED: + case FocusEvent.FOCUS_LOST: + handleFocusEvent((FocusEvent)e); + break; + default: + // Other event types are not handled here. + break; + } + } + + /** + * Makes the component invisible. This is called from + * {@link Component#hide()}. + * + * This is implemented to call setVisible(false) on the Swing component. + */ + public void hide() + { + if (swingComponent != null) + swingComponent.getJComponent().setVisible(false); + + Component parent = awtComponent.getParent(); + if (parent != null) + parent.repaint(awtComponent.getX(), awtComponent.getY(), + awtComponent.getWidth(), awtComponent.getHeight()); + } + + /** + * Returns <code>true</code> if the component can receive keyboard input + * focus. This is called from {@link Component#isFocusTraversable()}. + * + * This is implemented to return isFocusable() from the Swing component. + * + * @specnote Part of the earlier 1.1 API, replaced by isFocusable(). + */ + public boolean isFocusTraversable() + { + return swingComponent != null ? + swingComponent.getJComponent().isFocusable() : false; + } + + /** + * Returns <code>true</code> if the component can receive keyboard input + * focus. This is called from {@link Component#isFocusable()}. + * + * This is implemented to return isFocusable() from the Swing component. + */ + public boolean isFocusable() + { + return swingComponent != null ? + swingComponent.getJComponent().isFocusable() : false; + } + + /** + * Returns the minimum size for the component. This is called by + * {@link Component#minimumSize()}. + * + * This is implemented to return the Swing component's minimum size. + * + * @return the minimum size for the component + */ + public Dimension minimumSize() + { + Dimension retVal; + if (swingComponent != null) + retVal = swingComponent.getJComponent().getMinimumSize(); + else + retVal = new Dimension(0, 0); + return retVal; + } + + /** + * Returns the preferred size for the component. This is called by + * {@link Component#getPreferredSize()}. + * + * This is implemented to return the Swing component's preferred size. + * + * @return the preferred size for the component + */ + public Dimension preferredSize() + { + Dimension retVal; + if (swingComponent != null) + retVal = swingComponent.getJComponent().getPreferredSize(); + else + retVal = new Dimension(0, 0); + return retVal; + } + + /** + * Paints the component. This is triggered by + * {@link Component#paintAll(Graphics)}. + * + * @param graphics the graphics to paint with + */ + public void paint(Graphics graphics) + { + peerPaint(graphics, false); + } + + /** + * Prepares an image for rendering on this component. This is called by + * {@link Component#prepareImage(Image, int, int, ImageObserver)}. + * + * @param img the image to prepare + * @param width the desired width of the rendered image + * @param height the desired height of the rendered image + * @param ob the image observer to be notified of updates in the preparation + * process + * + * @return <code>true</code> if the image has been fully prepared, + * <code>false</code> otherwise (in which case the image observer + * receives updates) + */ + public boolean prepareImage(Image img, int width, int height, ImageObserver ob) + { + Component parent = awtComponent.getParent(); + if(parent != null) + { + ComponentPeer parentPeer = parent.getPeer(); + return parentPeer.prepareImage(img, width, height, ob); + } + else + { + return Toolkit.getDefaultToolkit().prepareImage(img, width, height, ob); + } + } + + public void print(Graphics graphics) + { + // FIXME: I don't know what this method is supposed to do. + } + + /** + * Repaints the specified rectangle of this component. This is called from + * {@link Component#repaint(long, int, int, int, int)}. + * + * This is implemented to call repaint() on the Swing component. + * + * @param tm number of milliseconds to wait with repainting + * @param x the X coordinate of the upper left corner of the damaged + * rectangle + * @param y the Y coordinate of the upper left corner of the damaged + * rectangle + * @param width the width of the damaged rectangle + * @param height the height of the damaged rectangle + */ + public void repaint(long tm, int x, int y, int width, int height) + { + // NOTE: This is never called by AWT but is mandated by the peer interface. + if (swingComponent != null) + swingComponent.getJComponent().repaint(tm, x, y, width, height); + else + { + PaintEvent ev = new PaintEvent(awtComponent, PaintEvent.UPDATE, + new Rectangle(x, y, width, height)); + Toolkit.getDefaultToolkit().getSystemEventQueue().postEvent(ev); + } + } + + /** + * Requests that this component receives the focus. This is called from + * {@link Component#requestFocus()}. + * + * This calls requestFocus() on the Swing component. + * + * @specnote Part of the earlier 1.1 API, apparently replaced by argument + * form of the same method. + */ + public void requestFocus() + { + // NOTE: This is never called by AWT but is mandated by the peer interface. + Toolkit tk = Toolkit.getDefaultToolkit(); + EventQueue q = tk.getSystemEventQueue(); + q.postEvent(new FocusEvent(awtComponent, FocusEvent.FOCUS_GAINED, false)); + } + + /** + * Requests that this component receives the focus. This is called from + * {@link Component#requestFocus()}. + * + * This calls requestFocus() on the Swing component. + * + * @param source the actual component that requests focus (may be a + * lightweight descendant of the heavyweight container) + * @param tmp true when the change is temporary + * @param allowWindowFocus + * @param tm the timestamp of the focus change + * + * @return true when the focus change is guaranteed to be granted, false + * otherwise + */ + public boolean requestFocus(Component source, boolean tmp, + boolean allowWindowFocus, long tm) + { + Toolkit tk = Toolkit.getDefaultToolkit(); + EventQueue q = tk.getSystemEventQueue(); + q.postEvent(new FocusEvent(source, FocusEvent.FOCUS_GAINED, tmp)); + return true; + } + + /** + * Notifies the peer that the bounds of this component have changed. This + * is called by {@link Component#reshape(int, int, int, int)}. + * + * This is implemented to call setBounds() on the Swing component. + * + * @param x the X coordinate of the upper left corner of the component + * @param y the Y coordinate of the upper left corner of the component + * @param width the width of the component + * @param height the height of the component + */ + public void reshape(int x, int y, int width, int height) + { + if (swingComponent != null) + swingComponent.getJComponent().setBounds(x, y, width, height); + } + + /** + * Sets the background color of the component. This is called by + * {@link Component#setBackground(Color)}. + * + * This is implemented to call setBackground() on the Swing component. + * + * @param color the background color to set + */ + public void setBackground(Color color) + { + if (swingComponent != null) + swingComponent.getJComponent().setBackground(color); + } + + /** + * Notifies the peer that the bounds of this component have changed. This + * is called by {@link Component#setBounds(int, int, int, int)}. + * + * This is implemented to call setBounds() on the Swing component. + * + * @param x the X coordinate of the upper left corner of the component + * @param y the Y coordinate of the upper left corner of the component + * @param width the width of the component + * @param height the height of the component + */ + public void setBounds(int x, int y, int width, int height) + { + reshape(x, y, width, height); + } + + /** + * Sets the cursor of the component. This is called by + * {@link Component#setCursor(Cursor)}. + * + * This is implemented to call setCursor() on the Swing component. + * + * @specnote Part of the earlier 1.1 API, apparently no longer needed. + */ + public void setCursor(Cursor cursor) + { + if (swingComponent != null) + swingComponent.getJComponent().setCursor(cursor); + } + + /** + * Sets the enabled/disabled state of this component. This is called by + * {@link Component#setEnabled(boolean)}. + * + * This is implemented to call setEnabled() on the Swing component. + * + * @param enabled <code>true</code> to enable the component, + * <code>false</code> to disable it + */ + public void setEnabled(boolean enabled) + { + if (swingComponent != null) + swingComponent.getJComponent().setEnabled(enabled); + } + + /** + * Sets the font of the component. This is called by + * {@link Component#setFont(Font)}. + * + * This is implemented to call setFont() on the Swing component. + * + * @param font the font to set + */ + public void setFont(Font font) + { + peerFont = font; + if (swingComponent != null) + swingComponent.getJComponent().setFont(font); + } + + /** + * Sets the foreground color of the component. This is called by + * {@link Component#setForeground(Color)}. + * + * This is implemented to call setForeground() on the Swing component. + * + * @param color the foreground color to set + */ + public void setForeground(Color color) + { + if (swingComponent != null) + swingComponent.getJComponent().setForeground(color); + } + + /** + * Sets the visibility state of the component. This is called by + * {@link Component#setVisible(boolean)}. + * + * This is implemented to call setVisible() on the Swing component. + * + * @param visible <code>true</code> to make the component visible, + * <code>false</code> to make it invisible + */ + public void setVisible(boolean visible) + { + if (visible) + show(); + else + hide(); + } + + /** + * Makes the component visible. This is called by {@link Component#show()}. + * + * This is implemented to call setVisible(true) on the Swing component. + */ + public void show() + { + if (swingComponent != null) + swingComponent.getJComponent().setVisible(true); + } + + /** + * Get the graphics configuration of the component. The color model + * of the component can be derived from the configuration. + * + * This is implemented to return the GraphicsConfiguration of the parent + * component. This will eventually call the toplevel component peer, which + * is expected to provide a real implementation. + * + * @return the graphics configuration of the component + */ + public GraphicsConfiguration getGraphicsConfiguration() + { + Component parent = awtComponent.getParent(); + ComponentPeer parentPeer = parent.getPeer(); + return parentPeer.getGraphicsConfiguration(); + } + + /** + * Part of an older API, no longer needed. + */ + public void setEventMask(long mask) + { + // Nothing to do here. + } + + /** + * Returns <code>true</code> if this component has been obscured, + * <code>false</code> otherwise. This will only work if + * {@link #canDetermineObscurity()} also returns <code>true</code>. + * + * This is not yet implemented. + * + * @return <code>true</code> if this component has been obscured, + * <code>false</code> otherwise. + */ + public boolean isObscured() + { + return false; + } + + /** + * Returns <code>true</code> if this component peer can determine if the + * component has been obscured, <code>false</code> otherwise. + * + * This is not yet implemented. + * + * @return <code>true</code> if this component peer can determine if the + * component has been obscured, <code>false</code> otherwise + */ + public boolean canDetermineObscurity() + { + return false; + } + + /** + * Coalesces the specified paint event. + * + * @param e the paint event + */ + public void coalescePaintEvent(PaintEvent e) + { + synchronized (this) + { + Rectangle newRect = e.getUpdateRect(); + if (paintArea == null) + paintArea = newRect; + else + Rectangle.union(paintArea, newRect, paintArea); + } + } + + /** + * Updates the cursor. This is not yet implemented. + */ + public void updateCursorImmediately() + { + // Nothing to do here yet. + } + + /** + * Returns true, if this component can handle wheel scrolling, + * <code>false</code> otherwise. + * + * This is not yet implemented and returns <code>false</code>. + * + * @return true, if this component can handle wheel scrolling, + * <code>false</code> otherwise + */ + public boolean handlesWheelScrolling() + { + return false; + } + + /** + * A convenience method that creates a volatile image. The volatile + * image is created on the screen device on which this component is + * displayed, in the device's current graphics configuration. + * + * This is implemented to let the parent component peer create an image. + * This eventually ends up in the toplevel component peer, which is then + * responsible for creating the real image. + * + * @param width width of the image + * @param height height of the image + * + * @see VolatileImage + * + * @since 1.2 + */ + public VolatileImage createVolatileImage(int width, int height) + { + Component parent = awtComponent.getParent(); + VolatileImage im = null; + if (parent != null) + { + ComponentPeer parentPeer = parent.getPeer(); + im = parentPeer.createVolatileImage(width, height); + } + return im; + } + + /** + * Create a number of image buffers that implement a buffering + * strategy according to the given capabilities. + * + * This is implemented to forward to the parent component peer. Eventually + * this ends up in the top level component peer, which is then responsible + * for doing the real work. + * + * @param numBuffers the number of buffers + * @param caps the buffering capabilities + * + * @throws AWTException if the specified buffering strategy is not + * implemented + * + * @since 1.2 + */ + public void createBuffers(int numBuffers, BufferCapabilities caps) throws AWTException + { + Component parent = awtComponent.getParent(); + ComponentPeer parentPeer = parent.getPeer(); + parentPeer.createBuffers(numBuffers, caps); + } + + /** + * Return the back buffer of this component. + * + * This is implemented to forward to the parent. Eventually this ends + * up in the toplevel component, which is then responsible for providing + * a back buffer. + * + * @return the back buffer of this component. + * + * @since 1.2 + */ + public Image getBackBuffer() + { + Component parent = awtComponent.getParent(); + ComponentPeer parentPeer = parent.getPeer(); + return parentPeer.getBackBuffer(); + } + + /** + * Perform a page flip, leaving the contents of the back buffer in + * the specified state. + * + * This is implemented to forward to the parent. Eventually this ends + * up in the toplevel component, which is then responsible for doing the real + * work. + * + * @param contents the state in which to leave the back buffer + * + * @since 1.2 + */ + public void flip(FlipContents contents) + { + Component parent = awtComponent.getParent(); + ComponentPeer parentPeer = parent.getPeer(); + parentPeer.flip(contents); + } + + /** + * Destroy the resources created by createBuffers. + * + * This is implemented to forward to the parent component peer. Eventually + * this ends up in the top level component peer, which is then responsible + * for doing the real work. + * + * @since 1.2 + */ + public void destroyBuffers() + { + Component parent = awtComponent.getParent(); + ComponentPeer parentPeer = parent.getPeer(); + parentPeer.destroyBuffers(); + } + + /** + * Get the bounds of this component peer. + * + * This is implemented to forward to the Swing component. + * + * @return component peer bounds + * @since 1.5 + */ + public Rectangle getBounds() + { + Rectangle retVal; + if (swingComponent != null) + retVal = swingComponent.getJComponent().getBounds(); + else + retVal = new Rectangle(); + return retVal; + } + + /** + * Reparent this component under another container. + * + * @param parent + * @since 1.5 + */ + public void reparent(ContainerPeer parent) + { + // Nothing to do here. + } + + /** + * Set the bounds of this component peer. + * + * This is implemented to forward to the swing component. + * + * @param x the new x co-ordinate + * @param y the new y co-ordinate + * @param width the new width + * @param height the new height + * @param z the new stacking level + * @since 1.5 + */ + public void setBounds(int x, int y, int width, int height, int z) + { + if (swingComponent != null) + swingComponent.getJComponent().setBounds(x, y, width, height); + // FIXME: Somehow handle the Z order. + } + + /** + * Check if this component supports being reparented. + * + * @return true if this component can be reparented, + * false otherwise. + * @since 1.5 + */ + public boolean isReparentSupported() + { + return true; + } + + + /** + * Layout this component peer. + * + * @since 1.5 + */ + public void layout() + { + if (swingComponent != null) + swingComponent.getJComponent().doLayout(); + } + + /** + * Triggers 'heavyweight' painting of the components. This usually calls + * paint() on the Swing component. + * + * @param g the graphics context to use for painting + * @param update wether we need to call update or paint on the AWT component + */ + protected void peerPaint(Graphics g, boolean update) + { + peerPaintComponent(g); + + Graphics userGraphics = g.create(); + try{ + if (update) + awtComponent.update(userGraphics); + else + awtComponent.paint(userGraphics); + } finally { + userGraphics.dispose(); + } + + } + + /** + * Paints the actual 'heavyweight' swing component, if there is one + * associated to this peer. + * + * @param g the graphics to paint the component with + */ + protected void peerPaintComponent(Graphics g) + { + // Paint the actual Swing component if this peer has one. + if (swingComponent != null) + swingComponent.getJComponent().paint(g); + } + + /** + * Handles mouse events on the component. This is usually forwarded to the + * SwingComponent's processMouseEvent() method. + * + * @param e the mouse event + */ + protected void handleMouseEvent(MouseEvent e) + { + if (swingComponent != null) + swingComponent.handleMouseEvent(e); + } + + /** + * Handles mouse motion events on the component. This is usually forwarded + * to the SwingComponent's processMouseMotionEvent() method. + * + * @param e the mouse motion event + */ + protected void handleMouseMotionEvent(MouseEvent e) + { + if (swingComponent != null) + swingComponent.handleMouseMotionEvent(e); + } + + /** + * Handles key events on the component. This is usually forwarded to the + * SwingComponent's processKeyEvent() method. + * + * @param e the key event + */ + protected void handleKeyEvent(KeyEvent e) + { + if (swingComponent != null) + swingComponent.handleKeyEvent(e); + } + + /** + * Handles focus events on the component. This is usually forwarded to the + * SwingComponent's processFocusEvent() method. + * + * @param e the key event + */ + protected void handleFocusEvent(FocusEvent e) + { + if (swingComponent != null) + swingComponent.handleFocusEvent(e); + } + + + /** + * Returns the AWT component for this peer. + * + * @return the AWT component for this peer + */ + public Component getComponent() + { + return awtComponent; + } + + public boolean requestFocus(Component lightweightChild, boolean temporary, + boolean focusedWindowChangeAllowed, + long time, sun.awt.CausedFocusEvent.Cause cause) + { + return true; + } + +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingContainerPeer.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingContainerPeer.java new file mode 100644 index 000000000..ca3adc4c7 --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingContainerPeer.java @@ -0,0 +1,378 @@ +/* SwingContainerPeer.java -- A Swing based peer for AWT containers + Copyright (C) 2006, 2007 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package gnu.java.awt.peer.swing; + +import gnu.classpath.SystemProperties; + +import java.awt.Component; +import java.awt.Container; +import java.awt.Graphics; +import java.awt.Image; +import java.awt.Insets; +import java.awt.Rectangle; +import java.awt.event.KeyEvent; +import java.awt.event.MouseEvent; +import java.awt.peer.ComponentPeer; +import java.awt.peer.ContainerPeer; +import java.util.Iterator; +import java.util.LinkedList; + +/** + * A peer for Container to be used with the Swing based AWT peers. + * + * @author Roman Kennke (kennke@aicas.com) + */ +public class SwingContainerPeer + extends SwingComponentPeer + implements ContainerPeer +{ + + /** + * Stores all heavyweight descendents of the container. This is used + * in {@link #peerPaintChildren(Graphics)}. + */ + private LinkedList heavyweightDescendents; + + /** + * The backbuffer used for painting UPDATE events. + */ + private Image backbuffer; + + /** + * Creates a new SwingContainerPeer. + * + * @param awtCont + */ + public SwingContainerPeer(Container awtCont) + { + heavyweightDescendents = new LinkedList(); + } + + /** + * Registers a heavyweight descendent. This is then painted by + * {@link #peerPaintChildren(Graphics)}. + * + * @param comp the descendent to register + * + * @see #peerPaintChildren(Graphics) + * @see #removeHeavyweightDescendent(Component) + */ + protected synchronized void addHeavyweightDescendent(Component comp) + { + heavyweightDescendents.add(comp); + focusOwner = null; + } + + /** + * Unregisters a heavyweight descendent. + * + * @param comp the descendent to unregister + * + * @see #peerPaintChildren(Graphics) + * @see #addHeavyweightDescendent(Component) + */ + protected synchronized void removeHeavyweightDescendent(Component comp) + { + heavyweightDescendents.remove(comp); + focusOwner = null; + } + + /** + * Returns an array of all registered heavyweight descendents. + * + * @return all registered heavyweight descendents + */ + protected Component[] getHeavyweightDescendents() + { + Component[] heavyweights = new Component[heavyweightDescendents.size()]; + heavyweights = (Component[]) heavyweightDescendents.toArray(heavyweights); + return heavyweights; + } + + /** + * Returns the insets of the container. + * + * This is implemented to return the insets of the Swing container. + * + * @return the insets of the container + */ + public Insets insets() + { + Insets retVal; + if (swingComponent != null) + retVal = swingComponent.getJComponent().getInsets(); + else + retVal = new Insets(0, 0, 0, 0); + return retVal; + } + + /** + * Returns the insets of the container. + * + * This is implemented to return the insets of the Swing container. + * + * @return the insets of the container + */ + public Insets getInsets() + { + return insets(); + } + + /** + * Called before the validation of this containers begins. + */ + public void beginValidate() + { + // Nothing to do here. + } + + /** + * Called after the validation of this containers ended. + */ + public void endValidate() + { + // Nothing to do here. + } + + /** + * Called before the layout of this containers begins. + */ + public void beginLayout() + { + // Nothing to do here. + } + + /** + * Called after the layout of this containers ended. + */ + public void endLayout() + { + // Nothing to do here. + } + + /** + * Returns <code>false</code> unconditionally. This method is not used at + * the moment. + * + * @return <code>false</code> + */ + public boolean isPaintPending() + { + return false; + } + + /** + * Returns <code>false</code> unconditionally. This method is not used at + * the moment. + * + * @return <code>false</code> + */ + public boolean isRestackSupported() + { + return false; + } + + /** + * This method is not used at the moment. + */ + public void cancelPendingPaint(int x, int y, int width, int height) + { + // Nothing to do here. + } + + /** + * This method is not used at the moment. + */ + public void restack() + { + // Nothing to do here. + } + + /** + * Performs the super behaviour (call peerPaintComponent() and + * awtComponent.paint()), and forwards the paint request to the heavyweight + * descendents of the container. + */ + protected void peerPaint(Graphics g, boolean update) + { + if (isDoubleBuffering()) + { + int width = awtComponent.getWidth(); + int height = awtComponent.getHeight(); + if (backbuffer == null + || backbuffer.getWidth(awtComponent) < width + || backbuffer.getHeight(awtComponent) < height) + backbuffer = awtComponent.createImage(width, height); + Graphics g2 = backbuffer.getGraphics(); + Rectangle clip = g.getClipRect(); + try + { + g2.setClip(clip); + super.peerPaint(g2, update); + peerPaintChildren(g2); + } + finally + { + g2.dispose(); + } + g.drawImage(backbuffer, 0, 0, awtComponent); + } + else + { + super.peerPaint(g, update); + peerPaintChildren(g); + } + } + + /** + * Determines if we should do double buffering or not. + * + * @return if we should do double buffering or not + */ + private boolean isDoubleBuffering() + { + Object prop = + SystemProperties.getProperty("gnu.awt.swing.doublebuffering", "false"); + return prop.equals("true"); + } + + /** + * Paints any heavyweight child components. + * + * @param g the graphics to use for painting + */ + protected synchronized void peerPaintChildren(Graphics g) + { + // TODO: Is this the right painting order? + for (Iterator i = heavyweightDescendents.iterator(); i.hasNext();) + { + Component child = (Component) i.next(); + ComponentPeer peer = child.getPeer(); + + if (peer instanceof SwingComponentPeer && child.isVisible()) + { + // TODO: The translation here doesn't work for deeper + // nested children. Fix this! + Graphics g2 = g.create(child.getX(), child.getY(), + child.getWidth(), child.getHeight()); + try + { + // update() is only called for the topmost component if + // necessary, all other components only get paint() called. + ((SwingComponentPeer) peer).peerPaint(g2, false); + } + finally + { + g2.dispose(); + } + } + } + } + + /** + * Handles mouse events by dispatching it to the correct component. + * + * @param ev the mouse event + */ + protected void handleMouseEvent(MouseEvent ev) + { + Component comp = awtComponent.getComponentAt(ev.getPoint()); + if(comp == null) comp = awtComponent; + ComponentPeer peer = comp.getPeer(); + if (awtComponent != comp && !comp.isLightweight() && peer instanceof SwingComponentPeer) + { + ev.translatePoint(comp.getX(), comp.getY()); + ev.setSource(comp); + ((SwingComponentPeer) peer).handleMouseEvent(ev); + } + } + + /** + * Handles mouse events by dispatching it to the correct component. + * + * @param ev the mouse event + */ + protected void handleMouseMotionEvent(MouseEvent ev) + { + Component comp = awtComponent.getComponentAt(ev.getPoint()); + if (comp != null) + { + ComponentPeer peer = comp.getPeer(); + if (awtComponent != comp && !comp.isLightweight() && peer instanceof SwingComponentPeer) + { + ev.translatePoint(comp.getX(), comp.getY()); + ((SwingComponentPeer) peer).handleMouseMotionEvent(ev); + } + } + } + + /** + * Handles key events on the component. This is usually forwarded to the + * SwingComponent's processKeyEvent() method. + * + * @param e the key event + */ + protected void handleKeyEvent(KeyEvent e) + { + Component owner = getFocusOwner(); + if(owner != null) + owner.getPeer().handleEvent(e); + else + super.handleKeyEvent(e); + } + + private Component focusOwner = null; + + private Component getFocusOwner() + { + if(focusOwner == null) + { + for(Iterator iter=heavyweightDescendents.iterator(); iter.hasNext();) + { + Component child = (Component) iter.next(); + if(child.isFocusable()) + { + focusOwner = child; + break; + } + } + } + return focusOwner; + } + +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingFramePeer.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingFramePeer.java new file mode 100644 index 000000000..56c7417cd --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingFramePeer.java @@ -0,0 +1,197 @@ +/* SwingFramePeer.java -- An abstract Swing based peer for AWT frames + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package gnu.java.awt.peer.swing; + +import java.awt.Frame; +import java.awt.Graphics; +import java.awt.Insets; +import java.awt.MenuBar; +import java.awt.Point; +import java.awt.event.MouseEvent; +import java.awt.peer.ComponentPeer; +import java.awt.peer.FramePeer; + +/** + * An abstract base class for FramePeer implementations based on Swing. + * This class provides the ability to display and handle AWT MenuBars that + * are based on Swing. + * + * As a minimum, a subclass must implement all the remaining abstract methods + * as well as the following methods: + * <ul> + * <li>{@link ComponentPeer#getLocationOnScreen()}</li> + * <li>{@link ComponentPeer#getGraphics()}</li> + * <li>{@link ComponentPeer#createImage(int, int)}</li> + * </ul> + * + * @author Roman Kennke (kennke@aicas.com) + */ +public abstract class SwingFramePeer + extends SwingWindowPeer + implements FramePeer +{ + /** + * The menu bar to display. + */ + SwingMenuBarPeer menuBar = null; + + /** + * Creates a new SwingFramePeer. + * + * @param frame the frame + */ + public SwingFramePeer(Frame frame) + { + super(frame); + } + + /** + * Sets the menu bar to display in this frame. + * + * @param mb the menu bar to set + */ + public void setMenuBar(MenuBar mb) + { + menuBar = (SwingMenuBarPeer) mb.getPeer(); + menuBar.setFramePeer(this); + menuBar.setWidth(awtComponent.getWidth()); + } + + /** + * Triggers 'heavyweight' painting of the frame. This will paint a menu bar + * if present as well as the child components of this frame. + * + * @param g the graphics context to use for painting + */ + protected void peerPaintComponent(Graphics g) + { + super.peerPaintComponent(g); + if (menuBar != null) + menuBar.peerPaint(g); + } + + /** + * Sets the size and location of this frame. This resizes the menubar to fit + * within the frame. + * + * @param x the X coordinate of the screen location + * @param y the Y coordinate of the screen location + * @param w the width of the frame + * @param h the height of the frame + */ + public void setBounds(int x, int y, int w, int h) + { + super.setBounds(x, y, w, h); + if (menuBar != null) + menuBar.setWidth(w); + } + + /** + * Calculates the insets of this frame peer. This fetches the insets + * from the superclass and adds the insets of the menubar if one is present. + * + * @return the insets of the frame + */ + public Insets getInsets() + { + Insets insets = super.getInsets(); + if (menuBar != null) + insets.top += menuBar.getHeight(); + return insets; + } + + /** + * Returns the location of the menu on the screen. This is needed internally + * by the {@link SwingMenuBarPeer} in order to determine its screen location. + * + * @return the location of the menu on the screen + */ + public Point getMenuLocationOnScreen() + { + Insets i = super.getInsets(); + return new Point(i.top, i.left); + } + + /** + * Overridden to provide the ability to handle menus. + * + * @param ev the mouse event + */ + protected void handleMouseEvent(MouseEvent ev) + { + Point p = ev.getPoint(); + Insets i = super.getInsets(); + if (menuBar != null) + { + int menuHeight = menuBar.getHeight(); + if (p.y >= i.top && p.y <= i.top + menuHeight) + menuBar.handleMouseEvent(ev); + else + { + ev.translatePoint(0, -menuHeight); + super.handleMouseMotionEvent(ev); + } + } + + super.handleMouseEvent(ev); + } + + /** + * Overridden to provide the ability to handle menus. + * + * @param ev the mouse event + */ + protected void handleMouseMotionEvent(MouseEvent ev) + { + Point p = ev.getPoint(); + Insets i = super.getInsets(); + if (menuBar != null) + { + int menuHeight = menuBar.getHeight(); + if (p.y >= i.top && p.y <= i.top + menuHeight) + menuBar.handleMouseMotionEvent(ev); + else + { + ev.translatePoint(0, -menuHeight); + super.handleMouseMotionEvent(ev); + } + } + + super.handleMouseMotionEvent(ev); + } +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingLabelPeer.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingLabelPeer.java new file mode 100644 index 000000000..5c979d613 --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingLabelPeer.java @@ -0,0 +1,242 @@ +/* SwingLabelPeer.java -- A Swing based peer for AWT labels + Copyright (C) 2006, 2007 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package gnu.java.awt.peer.swing; + +import java.awt.Container; +import java.awt.Graphics; +import java.awt.Image; +import java.awt.Label; +import java.awt.Point; +import java.awt.event.FocusEvent; +import java.awt.event.KeyEvent; +import java.awt.event.MouseEvent; +import java.awt.peer.LabelPeer; + +import javax.swing.JComponent; +import javax.swing.JLabel; + + +/** + * A Label peer based on {@link JLabel}. + * + * @author Roman Kennke (kennke@aicas.com) + */ +public class SwingLabelPeer + extends SwingComponentPeer + implements LabelPeer +{ + + /** + * A spezialized Swing label used to paint the label for the AWT Label. + * + * @author Roman Kennke (kennke@aicas.com) + */ + private class SwingLabel + extends JLabel + implements SwingComponent + { + Label label; + + + SwingLabel(Label label) + { + this.label = label; + } + + /** + * Returns this label. + * + * @return <code>this</code> + */ + public JComponent getJComponent() + { + return this; + } + + /** + * Handles mouse events by forwarding it to + * <code>processMouseEvent()</code>. + * + * @param ev the mouse event + */ + public void handleMouseEvent(MouseEvent ev) + { + processMouseEvent(ev); + } + + /** + * Handles mouse motion events by forwarding it to + * <code>processMouseMotionEvent()</code>. + * + * @param ev the mouse motion event + */ + public void handleMouseMotionEvent(MouseEvent ev) + { + processMouseMotionEvent(ev); + } + + /** + * Handles key events by forwarding it to <code>processKeyEvent()</code>. + * + * @param ev the mouse event + */ + public void handleKeyEvent(KeyEvent ev) + { + processKeyEvent(ev); + } + + /** + * Handles focus events by forwarding it to + * <code>processFocusEvent()</code>. + * + * @param ev the Focus event + */ + public void handleFocusEvent(FocusEvent ev) + { + processFocusEvent(ev); + } + + /** + * Overridden so that this method returns the correct value even without a + * peer. + * + * @return the screen location of the button + */ + public Point getLocationOnScreen() + { + return SwingLabelPeer.this.getLocationOnScreen(); + } + + /** + * Overridden so that the isShowing method returns the correct value for the + * swing button, even if it has no peer on its own. + * + * @return <code>true</code> if the button is currently showing, + * <code>false</code> otherwise + */ + public boolean isShowing() + { + boolean retVal = false; + if (label != null) + retVal = label.isShowing(); + return retVal; + } + + /** + * Overridden, so that the Swing button can create an Image without its + * own peer. + * + * @param w the width of the image + * @param h the height of the image + * + * @return an image + */ + public Image createImage(int w, int h) + { + return SwingLabelPeer.this.createImage(w, h); + } + + public Graphics getGraphics() + { + return SwingLabelPeer.this.getGraphics(); + } + + public Container getParent() + { + Container par = null; + if (label != null) + par = label.getParent(); + return par; + } + } + + /** + * Creates a new <code>SwingLabelPeer</code> for the specified AWT label. + * + * @param label the AWT label + */ + public SwingLabelPeer(Label label) + { + super(); + SwingLabel swingLabel = new SwingLabel(label); + swingLabel.setText(label.getText()); + swingLabel.setOpaque(true); + init(label, swingLabel); + setAlignment(label.getAlignment()); + } + + /** + * Sets the text of the label. This is implemented to set the text on the + * Swing label. + * + * @param text the text to be set + */ + public void setText(String text) + { + ((JLabel) swingComponent.getJComponent()).setText(text); + } + + /** + * Sets the horizontal alignment of the label. This is implemented to + * set the alignment on the Swing label. + * + * @param alignment the horizontal alignment + * + * @see Label#LEFT + * @see Label#RIGHT + * @see Label#CENTER + */ + public void setAlignment(int alignment) + { + JLabel swingLabel = (JLabel) swingComponent.getJComponent(); + switch (alignment) + { + case Label.RIGHT: + swingLabel.setHorizontalAlignment(JLabel.RIGHT); + break; + case Label.CENTER: + swingLabel.setHorizontalAlignment(JLabel.CENTER); + break; + case Label.LEFT: + default: + swingLabel.setHorizontalAlignment(JLabel.LEFT); + break; + } + } + +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingListPeer.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingListPeer.java new file mode 100644 index 000000000..cf766fd4f --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingListPeer.java @@ -0,0 +1,364 @@ +/* SwingListPeer.java -- A Swing based peer for AWT lists + Copyright (C) 2006, 2007 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package gnu.java.awt.peer.swing; + +import java.awt.Color; +import java.awt.Component; +import java.awt.Container; +import java.awt.Dimension; +import java.awt.Graphics; +import java.awt.Image; +import java.awt.List; +import java.awt.Point; +import java.awt.Rectangle; +import java.awt.event.FocusEvent; +import java.awt.event.KeyEvent; +import java.awt.event.MouseEvent; +import java.awt.peer.ListPeer; + +import javax.swing.DefaultListModel; +import javax.swing.JComponent; +import javax.swing.JList; +import javax.swing.JScrollPane; +import javax.swing.ListSelectionModel; + +public class SwingListPeer + extends SwingComponentPeer + implements ListPeer +{ + + /** + * A spezialized Swing scroller used to hold the list. + * + * @author Roman Kennke (kennke@aicas.com) + */ + private class SwingList + extends JScrollPane + implements SwingComponent + { + + SwingList(Component comp) + { + super(comp, JScrollPane.VERTICAL_SCROLLBAR_ALWAYS, + JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS); + } + + /** + * Returns this label. + * + * @return <code>this</code> + */ + public JComponent getJComponent() + { + return this; + } + + /** + * Handles mouse events by forwarding it to + * <code>processMouseEvent()</code>. + * + * @param ev the mouse event + */ + public void handleMouseEvent(MouseEvent ev) + { + ev.setSource(this); + dispatchEvent(ev); + } + + /** + * Force lightweight mouse dispatching. + */ + public boolean isLightweight() + { + return false; + } + + /** + * Handles mouse motion events by forwarding it to + * <code>processMouseMotionEvent()</code>. + * + * @param ev the mouse motion event + */ + public void handleMouseMotionEvent(MouseEvent ev) + { + processMouseMotionEvent(ev); + } + + /** + * Handles key events by forwarding it to <code>processKeyEvent()</code>. + * + * @param ev the mouse event + */ + public void handleKeyEvent(KeyEvent ev) + { + processKeyEvent(ev); + } + + /** + * Handles focus events by forwarding it to <code>processFocusEvent()</code>. + * + * @param ev the Focus event + */ + public void handleFocusEvent(FocusEvent ev) + { + processFocusEvent(ev); + } + + + /** + * Overridden so that this method returns the correct value even without a + * peer. + * + * @return the screen location of the button + */ + public Point getLocationOnScreen() + { + return SwingListPeer.this.getLocationOnScreen(); + } + + /** + * Overridden so that the isShowing method returns the correct value for the + * swing button, even if it has no peer on its own. + * + * @return <code>true</code> if the button is currently showing, + * <code>false</code> otherwise + */ + public boolean isShowing() + { + boolean retVal = false; + if (SwingListPeer.this.awtComponent != null) + retVal = SwingListPeer.this.awtComponent.isShowing(); + return retVal; + } + + /** + * Overridden, so that the Swing button can create an Image without its + * own peer. + * + * @param w the width of the image + * @param h the height of the image + * + * @return an image + */ + public Image createImage(int w, int h) + { + return SwingListPeer.this.createImage(w, h); + } + + public Graphics getGraphics() + { + return SwingListPeer.this.getGraphics(); + } + + public Container getParent() + { + Container par = null; + if (SwingListPeer.this.awtComponent != null) + par = SwingListPeer.this.awtComponent.getParent(); + return par; + } + } + + /** + * The actual Swing JList. + */ + private JList jList; + + private DefaultListModel listModel; + + public SwingListPeer(List list) + { + super(); + listModel = new DefaultListModel(); + jList = new JList(listModel); + SwingList swingList = new SwingList(jList); + init(list, swingList); + + // Pull over the items from the list. + String[] items = list.getItems(); + for (int i = 0 ; i < items.length; i++) + addItem(items[i], i); + } + + public void add(String item, int index) + { + if (listModel != null) + listModel.add(index, item); + } + + public void addItem(String item, int index) + { + if (listModel != null) + listModel.add(index, item); + } + + public void clear() + { + if (listModel != null) + listModel.clear(); + } + + public void delItems(int startIndex, int endIndex) + { + if (listModel != null) + listModel.removeRange(startIndex, endIndex); + } + + public void deselect(int index) + { + if (jList != null) + { + jList.getSelectionModel().removeSelectionInterval(index, index); + } + } + + public Dimension getMinimumSize(int s) + { + Dimension d = null; + if (jList != null) + { + d = jList.getComponent(s).getMinimumSize(); + } + return d; + } + + public Dimension getPreferredSize(int s) + { + Dimension d = null; + if (jList != null) + { + d = jList.getComponent(s).getPreferredSize(); + } + return d; + } + + public int[] getSelectedIndexes() + { + int[] sel = null; + if (jList != null) + { + sel = jList.getSelectedIndices(); + } + return sel; + } + + public void makeVisible(int index) + { + if (jList != null) + { + Component comp = jList.getComponent(index); + jList.scrollRectToVisible(comp.getBounds()); + } + } + + public Dimension minimumSize(int s) + { + Dimension d = null; + if (jList != null) + { + d = jList.getComponent(s).getMinimumSize(); + } + return d; + } + + public Dimension preferredSize(int s) + { + Dimension d = null; + if (jList != null) + { + d = jList.getComponent(s).getPreferredSize(); + } + return d; + } + + public void removeAll() + { + if (jList != null) + { + jList.removeAll(); + } + } + + public void select(int index) + { + if (jList != null) + { + jList.setSelectedIndex(index); + } + } + + public void setMultipleMode(boolean multi) + { + if (jList != null) + { + jList.setSelectionMode(multi + ? ListSelectionModel.MULTIPLE_INTERVAL_SELECTION + : ListSelectionModel.SINGLE_SELECTION); + } + } + + public void setMultipleSelections(boolean multi) + { + if (jList != null) + { + jList.setSelectionMode(multi + ? ListSelectionModel.MULTIPLE_INTERVAL_SELECTION + : ListSelectionModel.SINGLE_SELECTION); + } + } + + public void reshape(int x, int y, int width, int height) + { + if (swingComponent != null) + { + swingComponent.getJComponent().setBounds(x, y, width, height); + swingComponent.getJComponent().validate(); + } + } + + protected void peerPaint(Graphics g, boolean update) + { + super.peerPaint(g, update); + jList.doLayout(); + jList.list(); + + Rectangle r = getBounds(); + g.setColor(Color.RED); + g.drawRect(r.x, r.y, r.width, r.height); + } +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingMenuBarPeer.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingMenuBarPeer.java new file mode 100644 index 000000000..0033efb02 --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingMenuBarPeer.java @@ -0,0 +1,295 @@ +/* SwingMenuBarPeer.java -- A Swing based peer for AWT menu bars + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package gnu.java.awt.peer.swing; + +import java.awt.Container; +import java.awt.Font; +import java.awt.Graphics; +import java.awt.Menu; +import java.awt.MenuBar; +import java.awt.Point; +import java.awt.event.MouseEvent; +import java.awt.peer.MenuBarPeer; + +import javax.swing.JMenuBar; + +/** + * A Swing based peer for the AWT menu bar. This is a little bit different from + * the other peers, since the AWT MenuBar is not derived from the AWT + * component. + * + * @author Roman Kennke (kennke@aicas.com) + */ +public class SwingMenuBarPeer + implements MenuBarPeer +{ + + /** + * The AWT menu bar. + */ + MenuBar awtMenuBar; + + /** + * The Swing menu bar. + */ + SwingMenuBar menuBar; + + /** + * The peer of the frame that contains this menu bar. + */ + SwingFramePeer framePeer; + + /** + * A specialized JMenuBar that can be used as 'backend' for AWT MenuBars. + * + * @author Roman Kennke (kennke@aicas.com) + */ + private class SwingMenuBar + extends JMenuBar + { + /** + * Overridden in order to provide a parent frame for this menu bar. The + * menu bar still is not inside the component hierarchy, we are faking + * here. + */ + public Container getParent() + { + Container result = null; + if (framePeer != null) + result = (Container) framePeer.awtComponent; + return result; + } + + /** + * Unconditionally returns <code>true</code>, since we assume that when the + * menubar has a peer, it must be showing. + * + * @return <code>true</code> + */ + public boolean isShowing() + { + // FIXME: This might be wrong. Maybe find a better way to do that. + return true; + } + + /** + * Handles mouse events by forwarding it to + * <code>processMouseEvent()</code>. + * + * @param ev the mouse event + */ + public void handleMouseEvent(MouseEvent ev) + { + ev.setSource(this); + processMouseEvent(ev); + } + + /** + * Determines the menubar's screen location by asking the SwingFramePeer + * for it. + * + * @return the screen location of the menu bar + */ + public Point getLocationOnScreen() + { + return framePeer.getMenuLocationOnScreen(); + } + } + + /** + * Creates a new <code>SwingMenuBarPeer</code> instance. + * + * @param awtMenuBar the AWT menu bar + */ + public SwingMenuBarPeer(MenuBar awtMenuBar) + { + this.awtMenuBar = awtMenuBar; + menuBar = new SwingMenuBar(); + menuBar.setDoubleBuffered(false); + // Add all the menus that are already in the MenuBar. + for (int i = 0; i < awtMenuBar.getMenuCount(); i++) + { + Menu menu = awtMenuBar.getMenu(i); + menu.addNotify(); + addMenu(awtMenuBar.getMenu(i)); + } + } + + /** + * Sets the <code>SwingFramePeer</code> of the frame that holds this menu. + * + * @param peer the <code>SwingFramePeer</code> to set + */ + public void setFramePeer(SwingFramePeer peer) + { + framePeer = peer; + } + + /** + * Adds a menu to the menu bar. + * + * @param m the menu to add + */ + public void addMenu(Menu m) + { + SwingMenuPeer menuPeer = (SwingMenuPeer) m.getPeer(); + menuBar.add(menuPeer.menu); + } + + /** + * Adds a help menu to the menu bar. + * + * @param menu the menu to add + */ + public void addHelpMenu(Menu menu) + { + // FIXME: We should manage the help menu differently, so that it always + // appears at the rightmost position. + SwingMenuPeer menuPeer = (SwingMenuPeer) menu.getPeer(); + menuBar.add(menuPeer.menu); + } + + /** + * Removes the menu with the specified index. + * + * @param index the index of the menu to remove + */ + public void delMenu(int index) + { + menuBar.remove(index); + } + + /** + * Disposes this peer. This releases any reference to the AWT and Swing + * components. + */ + public void dispose() + { + menuBar = null; + awtMenuBar = null; + } + + /** + * Sets a font for the menu bar. + * + * @param font the font to set + */ + public void setFont(Font font) + { + menuBar.setFont(font); + } + + /** + * Sets the width of the menu bar. This is called from the top level + * component peers to adjust the width of the menubar when their sizes + * change. + * + * @param w the width to set + */ + public void setWidth(int w) + { + menuBar.setSize(w, menuBar.getPreferredSize().height); + menuBar.doLayout(); + } + + /** + * Paints the menu bar. + * + * @param g the graphics context to use for painting + */ + public void peerPaint(Graphics g) + { + menuBar.paint(g); + } + + /** + * Determines the height of the menubar. + * + * @return the height of the menu bar + */ + public int getHeight() + { + return menuBar.getPreferredSize().height; + } + + /** + * Handles mouse events. + * + * @param ev the mouse event + */ + public void handleMouseEvent(MouseEvent ev) + { + Point point = ev.getPoint(); + for (int i = 0; i < awtMenuBar.getMenuCount(); i++) + { + Menu menu = awtMenuBar.getMenu(i); + SwingMenuPeer peer = (SwingMenuPeer) menu.getPeer(); + int x1 = peer.getX(); + int x2 = x1 + peer.getWidth(); + if (point.x >= x1 && point.x <= x2) + { + ev.translatePoint(peer.getX(), peer.getY()); + peer.handleMouseEvent(ev); + break; + } + } + } + + /** + * Handles mouse motion events. + * + * @param ev the mouse motion event + */ + public void handleMouseMotionEvent(MouseEvent ev) + { + Point point = ev.getPoint(); + for (int i = 0; i < awtMenuBar.getMenuCount(); i++) + { + Menu menu = awtMenuBar.getMenu(i); + SwingMenuPeer peer = (SwingMenuPeer) menu.getPeer(); + int x1 = peer.getX(); + int x2 = x1 + peer.getWidth(); + if (point.x >= x1 && point.x <= x2) + { + ev.translatePoint(peer.getX(), peer.getY()); + peer.handleMouseMotionEvent(ev); + break; + } + } + } +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingMenuItemPeer.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingMenuItemPeer.java new file mode 100644 index 000000000..721b3349f --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingMenuItemPeer.java @@ -0,0 +1,157 @@ +/* SwingMenuItemPeer.java -- A Swing based peer for AWT menu items + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package gnu.java.awt.peer.swing; + +import java.awt.Font; +import java.awt.MenuItem; +import java.awt.Toolkit; +import java.awt.event.ActionEvent; +import java.awt.event.ActionListener; +import java.awt.peer.MenuItemPeer; + +import javax.swing.JMenuItem; + +/** + * A Swing based peer for the AWT MenuItem. + * + * @author Roman Kennke (kennke@aicas.com) + */ +public class SwingMenuItemPeer + implements MenuItemPeer +{ + /** + * The AWT menu item. + */ + MenuItem awtMenuItem; + + /** + * The Swing menu item. + */ + JMenuItem menuItem; + + /** + * Receives ActionEvents from the Swing menu item and forwards them + * to the ActionListeners of the AWT MenuItem. + * + * @author Roman Kennke (kennke@aicas.com) + */ + private class SwingMenuItemListener implements ActionListener + { + + /** + * Receives notification when the action has been performed. + * + * @param event the action event + */ + public void actionPerformed(ActionEvent event) + { + event.setSource(awtMenuItem); + Toolkit.getDefaultToolkit().getSystemEventQueue().postEvent(event); + } + + } + + /** + * Creates a new instance of <code>SwingMenuItemPeer</code>. + * + * @param awtMenuItem the AWT menu item + */ + public SwingMenuItemPeer(MenuItem awtMenuItem) + { + this.awtMenuItem = awtMenuItem; + menuItem = new JMenuItem(awtMenuItem.getLabel()); + menuItem.addActionListener(new SwingMenuItemListener()); + } + + /** + * Disables the menu item. + */ + public void disable() + { + menuItem.setEnabled(false); + } + + /** + * Enables the menu item. + */ + public void enable() + { + menuItem.setEnabled(true); + } + + /** + * Sets the enabled state to <code>enabled</code>. + * + * @param enabled if the menu item should be enabled or not + */ + public void setEnabled(boolean enabled) + { + menuItem.setEnabled(enabled); + } + + /** + * Sets the label for the menu item. + * + * @param text the label to set + */ + public void setLabel(String text) + { + menuItem.setText(text); + } + + /** + * Disposes the menu item. This releases any reference to the Swing and AWT + * menu item. + */ + public void dispose() + { + menuItem = null; + awtMenuItem = null; + } + + /** + * Sets the font for this menu item. + * + * @param font the font to set + */ + public void setFont(Font font) + { + menuItem.setFont(font); + } + +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingMenuPeer.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingMenuPeer.java new file mode 100644 index 000000000..afe20616d --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingMenuPeer.java @@ -0,0 +1,284 @@ +/* SwingMenuPeer.java -- A Swing based peer for AWT menus + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package gnu.java.awt.peer.swing; + +import java.awt.Font; +import java.awt.Menu; +import java.awt.MenuItem; +import java.awt.Point; +import java.awt.event.MouseEvent; +import java.awt.peer.MenuPeer; + +import javax.swing.JMenu; + +/** + * A Swing based peer for the AWT menu. + * + * @author Roman Kennke (kennke@aicas.com) + */ +public class SwingMenuPeer + implements MenuPeer +{ + + /** + * The AWT menu. + */ + Menu awtMenu; + + /** + * The Swing menu. + */ + SwingMenu menu; + + /** + * A specialized JMenu that can be used as 'backend' for an AWT menu. + * + * @author Roman Kennke (kennke@aicas.com) + */ + private class SwingMenu + extends JMenu + { + + /** + * Unconditionally returns <code>true</code>, since we assume that when the + * menu has a peer, it must be showing. + * + * @return <code>true</code> + */ + public boolean isShowing() + { + // FIXME: This might be wrong. Maybe find a better way to do that. + return true; + } + + /** + * Overridden so that we can provide a location even without a real peer + * attached. + * + * @return the screen location of this menu + */ + public Point getLocationOnScreen() + { + Point parentLoc = getParent().getLocationOnScreen(); + parentLoc.x += getX(); + parentLoc.y += getY(); + return parentLoc; + } + + /** + * Handles mouse events by forwarding them to + * <code>processMouseEvent()</code>. + * + * @param ev the mouse event + */ + public void handleMouseEvent(MouseEvent ev) + { + ev.setSource(this); + processMouseEvent(ev); + } + + /** + * Handles mouse events by forwarding them to + * <code>processMouseMotionEvent()</code>. + * + * @param ev the mouse event + */ + public void handleMouseMotionEvent(MouseEvent ev) + { + ev.setSource(this); + processMouseMotionEvent(ev); + } + } + + /** + * Creates a new <code>SwingMenuPeer</code> instance. + * + * @param awtMenu the AWT menu + */ + public SwingMenuPeer(Menu awtMenu) + { + this.awtMenu = awtMenu; + menu = new SwingMenu(); + menu.setDoubleBuffered(false); + menu.setText(awtMenu.getLabel()); + for (int i = 0; i < awtMenu.getItemCount(); i++) + { + MenuItem item = awtMenu.getItem(i); + item.addNotify(); + SwingMenuItemPeer peer = (SwingMenuItemPeer) item.getPeer(); + menu.add(peer.menuItem); + } + } + + /** + * Adds a menu item to this menu. + * + * @param item the menu item to add + */ + public void addItem(MenuItem item) + { + SwingMenuItemPeer menuItemPeer = (SwingMenuItemPeer) item.getPeer(); + menu.add(menuItemPeer.menuItem); + } + + /** + * Adds a separator to the menu. + */ + public void addSeparator() + { + menu.addSeparator(); + } + + /** + * Removes a menu item from the menu. + * + * @param index the index of the menu item to remove + */ + public void delItem(int index) + { + menu.remove(index); + } + + /** + * Disables the menu. + */ + public void disable() + { + menu.setEnabled(false); + } + + /** + * Enables the menu. + */ + public void enable() + { + menu.setEnabled(true); + } + + /** + * Sets the enabled state of the menu to <code>enabled</code>. + * + * @param enabled if the menu should be enabled or not + */ + public void setEnabled(boolean enabled) + { + menu.setEnabled(enabled); + } + + /** + * Sets the label of the menu. + * + * @param text the label to set + */ + public void setLabel(String text) + { + menu.setText(text); + } + + /** + * Releases any reference to the AWT and Swing menu instances. + */ + public void dispose() + { + menu = null; + awtMenu = null; + } + + /** + * Sets the font for the menu. + * + * @param font the font to set + */ + public void setFont(Font font) + { + menu.setFont(font); + } + + /** + * Handles mouse events by forwarding them to the Swing menu. + * + * @param ev the mouse event + */ + public void handleMouseEvent(MouseEvent ev) + { + menu.handleMouseEvent(ev); + } + + /** + * Handles mouse motion events by forwarding them to the Swing menu. + * + * @param ev the mouse event + */ + public void handleMouseMotionEvent(MouseEvent ev) + { + menu.handleMouseMotionEvent(ev); + } + + /** + * Returns the X coordinate of the upper left corner of the menu. This is + * used internally by the SwingMenuBarPeer. + * + * @return the X coordinate of the upper left corner of the menu + */ + int getX() + { + return menu.getX(); + } + + /** + * Returns the width of the menu. This is used internally by the + * SwingMenuBarPeer. + * + * @return the X coordinate of the upper left corner of the menu + */ + int getWidth() + { + return menu.getWidth(); + } + + /** + * Returns the Y coordinate of the upper left corner of the menu. This is + * used internally by the SwingMenuBarPeer. + * + * @return the X coordinate of the upper left corner of the menu + */ + public int getY() + { + return menu.getY(); + } +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingPanelPeer.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingPanelPeer.java new file mode 100644 index 000000000..37c6dbc7a --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingPanelPeer.java @@ -0,0 +1,67 @@ +/* SwingPanelPeer.java -- A PanelPeer based on Swing + Copyright (C) 2006, 2007 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + + +package gnu.java.awt.peer.swing; + +import java.awt.Panel; +import java.awt.peer.PanelPeer; + +/** + * A panel peer based on Swing. + * + * @author Roman Kennke (kennke@aicas.com) + */ +// TODO: Maybe base implementation on JPanel. However, this doesn't seem +// necessary, but might be good for more consistent Look. +public class SwingPanelPeer + extends SwingContainerPeer + implements PanelPeer +{ + + /** + * Creates a new instance of <code>SwingPanelPeer</code> for the specified + * AWT panel. + * + * @param panel the AWT panel + */ + public SwingPanelPeer(Panel panel) + { + super(panel); + init(panel, null); + } +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingTextAreaPeer.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingTextAreaPeer.java new file mode 100644 index 000000000..d56e950ec --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingTextAreaPeer.java @@ -0,0 +1,487 @@ +/* SwingTextAreaPeer.java -- A Swing based peer for AWT textareas + Copyright (C) 2006, 2007 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package gnu.java.awt.peer.swing; + +import java.awt.Container; +import java.awt.Dimension; +import java.awt.Graphics; +import java.awt.Image; +import java.awt.Point; +import java.awt.Rectangle; +import java.awt.TextArea; +import java.awt.event.ComponentEvent; +import java.awt.event.FocusEvent; +import java.awt.event.HierarchyEvent; +import java.awt.event.InputMethodEvent; +import java.awt.event.KeyEvent; +import java.awt.event.MouseEvent; +import java.awt.event.MouseWheelEvent; +import java.awt.im.InputMethodRequests; +import java.awt.peer.TextAreaPeer; + +import javax.swing.JComponent; +import javax.swing.JScrollPane; +import javax.swing.JTextArea; +import javax.swing.JViewport; +import javax.swing.text.BadLocationException; + +public class SwingTextAreaPeer + extends SwingComponentPeer + implements TextAreaPeer +{ + + /** + * A spezialized Swing scroller used to hold the textarea. + * + * @author Roman Kennke (kennke@aicas.com) + */ + private class SwingScrollPane + extends JScrollPane + implements SwingComponent + { + + SwingTextArea textArea; + + SwingScrollPane(SwingTextArea textArea) + { + super(textArea, JScrollPane.VERTICAL_SCROLLBAR_ALWAYS, + JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS); + + this.textArea = textArea; + } + + /** + * Returns this label. + * + * @return <code>this</code> + */ + public JComponent getJComponent() + { + return this; + } + + /** + * Handles mouse events by forwarding it to + * <code>processMouseEvent()</code>. + * + * @param ev the mouse event + */ + public void handleMouseEvent(MouseEvent ev) + { + JViewport viewPort = getViewport(); + if(viewPort.contains(ev.getPoint())) + { + ev.setSource(textArea); + textArea.dispatchEvent(ev); + } + else + { + ev.setSource(this); + this.dispatchEvent(ev); + } + } + + /** + * Force lightweight mouse dispatching. + */ + public boolean isLightweight() + { + return false; + } + + /** + * Handles mouse motion events by forwarding it to + * <code>processMouseMotionEvent()</code>. + * + * @param ev the mouse motion event + */ + public void handleMouseMotionEvent(MouseEvent ev) + { + textArea.processMouseMotionEvent(ev); + } + + /** + * Handles key events by forwarding it to <code>processKeyEvent()</code>. + * + * @param ev the mouse event + */ + public void handleKeyEvent(KeyEvent ev) + { + textArea.processKeyEvent(ev); + } + + /** + * Handles focus events by forwarding it to + * <code>processFocusEvent()</code>. + * + * @param ev the Focus event + */ + public void handleFocusEvent(FocusEvent ev) + { + textArea.processFocusEvent(ev); + } + + /** + * Overridden so that this method returns the correct value even without a + * peer. + * + * @return the screen location of the button + */ + public Point getLocationOnScreen() + { + return SwingTextAreaPeer.this.getLocationOnScreen(); + } + + /** + * Overridden so that the isShowing method returns the correct value for the + * swing button, even if it has no peer on its own. + * + * @return <code>true</code> if the button is currently showing, + * <code>false</code> otherwise + */ + public boolean isShowing() + { + boolean retVal = false; + if (SwingTextAreaPeer.this.awtComponent != null) + retVal = SwingTextAreaPeer.this.awtComponent.isShowing(); + return retVal; + } + + /** + * Overridden, so that the Swing button can create an Image without its + * own peer. + * + * @param w the width of the image + * @param h the height of the image + * + * @return an image + */ + public Image createImage(int w, int h) + { + return SwingTextAreaPeer.this.createImage(w, h); + } + + public Graphics getGraphics() + { + return SwingTextAreaPeer.this.getGraphics(); + } + + public Container getParent() + { + Container par = null; + if (SwingTextAreaPeer.this.awtComponent != null) + par = SwingTextAreaPeer.this.awtComponent.getParent(); + return par; + } + + public void requestFocus() { + SwingTextAreaPeer.this.requestFocus(awtComponent, false, true, 0); + } + + public boolean requestFocus(boolean temporary) { + return SwingTextAreaPeer.this.requestFocus(awtComponent, temporary, + true, 0); + } + + } + + private class SwingTextArea extends JTextArea + { + /** + * Make this method accessible in this Package. + */ + protected final void processComponentKeyEvent(KeyEvent e) + { + super.processComponentKeyEvent(e); + } + + /** + * Make this method accessible in this Package. + */ + protected final void processMouseMotionEvent(MouseEvent ev) + { + super.processMouseMotionEvent(ev); + } + + /** + * Make this method accessible in this Package. + */ + protected final void processComponentEvent(ComponentEvent e) + { + super.processComponentEvent(e); + } + + /** + * Make this method accessible in this Package. + */ + protected final void processFocusEvent(FocusEvent e) + { + super.processFocusEvent(e); + } + + /** + * Make this method accessible in this Package. + */ + protected final void processHierarchyBoundsEvent(HierarchyEvent e) + { + super.processHierarchyBoundsEvent(e); + } + + /** + * Make this method accessible in this Package. + */ + protected final void processHierarchyEvent(HierarchyEvent e) + { + super.processHierarchyEvent(e); + } + + /** + * Make this method accessible in this Package. + */ + protected final void processInputMethodEvent(InputMethodEvent e) + { + super.processInputMethodEvent(e); + } + + /** + * Make this method accessible in this Package. + */ + protected final void processMouseEvent(MouseEvent e) + { + super.processMouseEvent(e); + } + + /** + * Make this method accessible in this Package. + */ + protected final void processMouseWheelEvent(MouseWheelEvent e) + { + super.processMouseWheelEvent(e); + } + + /** + * Make this method accessible in this Package. + */ + protected final void processKeyEvent(KeyEvent e) + { + super.processKeyEvent(e); + } + + public void requestFocus() { + SwingTextAreaPeer.this.requestFocus(awtComponent, false, true, 0); + } + + public boolean requestFocus(boolean temporary) { + return SwingTextAreaPeer.this.requestFocus(awtComponent, temporary, + true, 0); + } + } + + /** + * The actual JTextArea. + */ + private SwingTextArea jTextArea; + + public SwingTextAreaPeer(TextArea textArea) + { + super(); + jTextArea = new SwingTextArea(); + SwingScrollPane swingArea = new SwingScrollPane(jTextArea); + init(textArea, swingArea); + + JViewport viewport = new JViewport() + { + public Image createImage(int width, int height) + { + return awtComponent.createImage(width, height); + } + }; + + viewport.setView(jTextArea); + swingArea.setViewport(viewport); + // Pull over the text from the text area. + setText(textArea.getText()); + + // Pull over the number of rows and columns + // if non were set use default values + int columns = textArea.getColumns(); + int rows = textArea.getRows(); + + if(columns == 0 && rows == 0) + { + columns = 25; + textArea.setColumns(columns); + rows = 5; + textArea.setRows(rows); + } + + jTextArea.setColumns(columns); + jTextArea.setRows(rows); + } + + public Dimension getMinimumSize(int rows, int cols) + { + return jTextArea.getMinimumSize(); + } + + public Dimension getPreferredSize(int rows, int cols) + { + return jTextArea.getPreferredSize(); + } + + public void insert(String text, int pos) + { + jTextArea.insert(text, pos); + } + + public void insertText(String text, int pos) + { + jTextArea.insert(text, pos); + } + + public Dimension minimumSize() + { + return jTextArea.getMinimumSize(); + } + + public Dimension preferredSize() + { + return jTextArea.getPreferredSize(); + } + + public Dimension minimumSize(int rows, int cols) + { + return jTextArea.getMinimumSize(); + } + + public Dimension preferredSize(int rows, int cols) + { + return jTextArea.getPreferredSize(); + } + + public void replaceRange(String text, int start, int end) + { + jTextArea.replaceRange(text, start, end); + } + + public void replaceText(String text, int start, int end) + { + jTextArea.replaceRange(text, start, end); + } + + public long filterEvents(long filter) + { + // TODO Auto-generated method stub + return 0; + } + + public int getCaretPosition() + { + return jTextArea.getCaretPosition(); + } + + public Rectangle getCharacterBounds(int pos) + { + Rectangle r; + try + { + return jTextArea.modelToView(pos); + } + catch (BadLocationException ex) + { + r = null; + } + return r; + } + + public int getIndexAtPoint(int x, int y) + { + return jTextArea.viewToModel(new Point(x, y)); + } + + public InputMethodRequests getInputMethodRequests() + { + // TODO Auto-generated method stub + return null; + } + + public int getSelectionEnd() + { + return jTextArea.getSelectionEnd(); + } + + public int getSelectionStart() + { + return jTextArea.getSelectionStart(); + } + + public String getText() + { + return jTextArea.getText(); + } + + public void select(int start, int end) + { + jTextArea.select(start, end); + } + + public void setCaretPosition(int pos) + { + jTextArea.setCaretPosition(pos); + } + + public void setEditable(boolean editable) + { + jTextArea.setEditable(editable); + } + + public void setText(String text) + { + jTextArea.setText(text); + } + + public void reshape(int x, int y, int width, int height) + { + if (swingComponent != null) + { + swingComponent.getJComponent().setBounds(x, y, width, height); + swingComponent.getJComponent().validate(); + } + } + +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingTextFieldPeer.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingTextFieldPeer.java new file mode 100644 index 000000000..9750c9bf7 --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingTextFieldPeer.java @@ -0,0 +1,411 @@ +/* SwingTextFieldPeer.java -- A Swing based peer for AWT textfields + Copyright (C) 2006, 2007 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ +package gnu.java.awt.peer.swing; + +import java.awt.Container; +import java.awt.Dimension; +import java.awt.Graphics; +import java.awt.Image; +import java.awt.Point; +import java.awt.Rectangle; +import java.awt.TextField; +import java.awt.event.FocusEvent; +import java.awt.event.KeyEvent; +import java.awt.event.MouseEvent; +import java.awt.im.InputMethodRequests; +import java.awt.peer.TextFieldPeer; + +import javax.swing.JComponent; +import javax.swing.JTextField; + +/** + * A TextFieldPeer based on Swing JTextField. + * + * @author Roman Kennke (kennke@aicas.com) + */ +public class SwingTextFieldPeer + extends SwingComponentPeer + implements TextFieldPeer +{ + + /** + * A specialized Swing textfield for use in the peer. + * + * @author Roman Kennke (kennke@aicas.com) + */ + private class SwingTextField + extends JTextField + implements SwingComponent + { + + TextField textField; + + SwingTextField(TextField textField) + { + this.textField = textField; + } + + /** + * Overridden to provide normal behaviour even without a real peer + * attached. + * + * @return the location of the textfield on screen + */ + public Point getLocationOnScreen() + { + return SwingTextFieldPeer.this.getLocationOnScreen(); + } + + /** + * Overridden so that the isShowing method returns the correct value + * for the swing button, even if it has no peer on its own. + * + * @return <code>true</code> if the button is currently showing, + * <code>false</code> otherwise + */ + public boolean isShowing() + { + boolean retVal = false; + if (textField != null) + retVal = textField.isShowing(); + return retVal; + } + + /** + * Overridden, so that the Swing button can create an Image without its + * own peer. + * + * @param w the width of the image + * @param h the height of the image + * + * @return an image + */ + public Image createImage(int w, int h) + { + return SwingTextFieldPeer.this.createImage(w, h); + } + + /** + * Returns this textfield. + * + * @return <code>this</code> + */ + public JComponent getJComponent() + { + return this; + } + + /** + * Handles mouse events by forwarding it to the swing textfield. + * + * @param ev the mouse event + */ + public void handleMouseEvent(MouseEvent ev) + { + ev.setSource(this); + processMouseEvent(ev); + } + + /** + * Handles mouse motion events by forwarding it to the swing textfield. + * + * @param ev the mouse motion event + */ + public void handleMouseMotionEvent(MouseEvent ev) + { + ev.setSource(this); + processMouseMotionEvent(ev); + } + + /** + * Handles key events by forwarding it to the swing textfield. + * + * @param ev the key event + */ + public void handleKeyEvent(KeyEvent ev) + { + ev.setSource(this); + processKeyEvent(ev); + } + + /** + * Handles focus events by forwarding it to + * <code>processFocusEvent()</code>. + * + * @param ev the Focus event + */ + public void handleFocusEvent(FocusEvent ev) + { + processFocusEvent(ev); + } + + + public Container getParent() + { + Container par = null; + if (textField != null) + par = textField.getParent(); + return par; + } + + public Graphics getGraphics() + { + return SwingTextFieldPeer.this.getGraphics(); + } + + public void requestFocus() { + SwingTextFieldPeer.this.requestFocus(awtComponent, false, true, 0); + } + + public boolean requestFocus(boolean temporary) { + return SwingTextFieldPeer.this.requestFocus(awtComponent, temporary, + true, 0); + } + + } + + /** + * Creates a new <code>SwingTextFieldPeer</code> instance for the specified + * AWT textfield. + * + * @param textField the AWT textfield + */ + public SwingTextFieldPeer(TextField textField) + { + SwingTextField swingTextField = new SwingTextField(textField); + swingTextField.setText(textField.getText()); + init(textField, swingTextField); + } + + /** + * Returns the minimum size of the textfield. + * + * @param len not used here + * + * @return the minimum size of the textfield + */ + public Dimension minimumSize(int len) + { + return swingComponent.getJComponent().getMinimumSize(); + } + + /** + * Returns the preferred size of the textfield. + * + * @param len not used here + * + * @return the preferred size of the textfield + */ + public Dimension preferredSize(int len) + { + return swingComponent.getJComponent().getPreferredSize(); + } + + /** + * Returns the minimum size of the textfield. + * + * @param len not used here + * + * @return the minimum size of the textfield + */ + public Dimension getMinimumSize(int len) + { + return swingComponent.getJComponent().getMinimumSize(); + } + + /** + * Returns the preferred size of the textfield. + * + * @param len not used here + * + * @return the preferred size of the textfield + */ + public Dimension getPreferredSize(int len) + { + return swingComponent.getJComponent().getPreferredSize(); + } + + /** + * Sets the echo character. + * + * @param echoChar the echo character to be set + */ + public void setEchoChar(char echoChar) + { + // TODO: Must be implemented. + } + + /** + * Sets the echo character. + * + * @param echoChar the echo character to be set + */ + public void setEchoCharacter(char echoChar) + { + // TODO: Must be implemented. + } + + /** + * Returns the end index of the current selection. + * + * @return the end index of the current selection + */ + public int getSelectionEnd() + { + // TODO: Must be implemented. + return 0; + } + + /** + * Returns the start index of the current selection. + * + * @return the start index of the current selection + */ + public int getSelectionStart() + { + // TODO: Must be implemented. + return 0; + } + + /** + * Returns the current content of the textfield. + * + * @return the current content of the textfield + */ + public String getText() + { + return ((JTextField) swingComponent.getJComponent()).getText(); + } + + /** + * Sets the content of the textfield. + * + * @param text the text to set + */ + public void setText(String text) + { + ((JTextField) swingComponent.getJComponent()).setText(text); + } + + /** + * Sets the current selection. + * + * @param startPos the start index of the selection + * @param endPos the start index of the selection + */ + public void select(int startPos, int endPos) + { + // TODO: Must be implemented. + } + + /** + * Sets the editable flag of the text field. + * + * @param editable <code>true</code> to make the textfield editable, + * <code>false</code> to make it uneditable + */ + public void setEditable(boolean editable) + { + ((JTextField) swingComponent.getJComponent()).setEditable(editable); + } + + /** + * Returns the current caret position. + * + * @return the current caret position + */ + public int getCaretPosition() + { + return ((JTextField) swingComponent.getJComponent()).getCaret().getDot(); + } + + /** + * Sets the current caret position. + * + * @param pos the caret position to set + */ + public void setCaretPosition(int pos) + { + ((JTextField) swingComponent.getJComponent()).getCaret().setDot(pos); + } + + /** + * Returns the index of the character at the specified location. + * + * @param x the X coordinate of the point to query + * @param y the Y coordinate of the point to query + * + * @return the index of the character at the specified location + */ + public int getIndexAtPoint(int x, int y) + { + // TODO: Must be implemented. + return 0; + } + + /** + * Returns the bounds of the character at the specified index. + * + * @param pos the index of the character + * + * @return the bounds of the character at the specified index + */ + public Rectangle getCharacterBounds(int pos) + { + // TODO: Must be implemented. + return null; + } + + /** + * Not used. + */ + public long filterEvents(long filter) + { + // TODO: Must be implemented. + return 0; + } + + /** + * Not used. + */ + public InputMethodRequests getInputMethodRequests() + { + // TODO: Must be implemented. + return null; + } + +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingToolkit.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingToolkit.java new file mode 100644 index 000000000..63414050b --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingToolkit.java @@ -0,0 +1,181 @@ +/* SwingToolkit.java -- A base toolkit for Swing peers + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + + +package gnu.java.awt.peer.swing; + +import java.awt.Button; +import java.awt.Canvas; +import java.awt.Dialog; +import java.awt.Label; +import java.awt.Menu; +import java.awt.MenuBar; +import java.awt.MenuItem; +import java.awt.Panel; +import java.awt.TextField; +import java.awt.peer.ButtonPeer; +import java.awt.peer.CanvasPeer; +import java.awt.peer.LabelPeer; +import java.awt.peer.MenuBarPeer; +import java.awt.peer.MenuItemPeer; +import java.awt.peer.MenuPeer; +import java.awt.peer.PanelPeer; +import java.awt.peer.TextFieldPeer; + +import gnu.java.awt.ClasspathToolkit; + +/** + * A base implementation for {@link java.awt.Toolkit} that provides the + * Swing based widgets. Concrete implementations still must provide the + * remaining abstract methods. + * + * @author Roman Kennke (kennke@aicas.com) + */ +public abstract class SwingToolkit extends ClasspathToolkit +{ + + /** + * Creates a SwingButtonPeer. + * + * @param button the AWT button + * + * @return the Swing button peer + */ + protected ButtonPeer createButton(Button button) + { + return new SwingButtonPeer(button); + } + + /** + * Creates a SwingCanvasPeer. + * + * @param canvas the AWT canvas + * + * @return the Swing canvas peer + */ + protected CanvasPeer createCanvas(Canvas canvas) + { + return new SwingCanvasPeer(canvas); + } + + /** + * Creates a SwingLabelPeer. + * + * @param label the AWT label + * + * @return the Swing label peer + */ + protected LabelPeer createLabel(Label label) + { + return new SwingLabelPeer(label); + } + + /** + * Creates a SwingMenuPeer. + * + * @param menu the AWT menu + * + * @return the Swing menu peer + */ + protected MenuPeer createMenu(Menu menu) + { + return new SwingMenuPeer(menu); + } + + /** + * Creates a SwingMenuBarPeer. + * + * @param menuBar the AWT menubar + * + * @return the Swing menu bar peer + */ + protected MenuBarPeer createMenuBar(MenuBar menuBar) + { + return new SwingMenuBarPeer(menuBar); + } + + /** + * Creates a SwingMenuItemPeer. + * + * @param menuItem the AWT menu item + * + * @return the Swing menu item peer + */ + protected MenuItemPeer createMenuItem(MenuItem menuItem) + { + return new SwingMenuItemPeer(menuItem); + } + + /** + * Creates a SwingPanelPeer. + * + * @param panel the AWT panel + * + * @return the Swing panel peer + */ + protected PanelPeer createPanel(Panel panel) + { + return new SwingPanelPeer(panel); + } + + /** + * Creates a SwingTextFieldPeer. + * + * @param textField the AWT text field + * + * @return the Swing text field peer + */ + protected TextFieldPeer createTextField(TextField textField) + { + return new SwingTextFieldPeer(textField); + } + + @Override + public boolean isModalExclusionTypeSupported + (Dialog.ModalExclusionType modalExclusionType) + { + return false; + } + + @Override + public boolean isModalityTypeSupported(Dialog.ModalityType modalityType) + { + return false; + } + + +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingWindowPeer.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingWindowPeer.java new file mode 100644 index 000000000..bdc494e95 --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingWindowPeer.java @@ -0,0 +1,99 @@ +/* SwingWindowPeer.java -- An abstract base for Swing based window peers + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package gnu.java.awt.peer.swing; + +import java.awt.Window; +import java.awt.peer.ComponentPeer; +import java.awt.peer.WindowPeer; + +/** + * An abstract base class for Swing based WindowPeer implementation. Concrete + * implementations of WindowPeers should subclass this class in order to get + * the correct behaviour. + * + * As a minimum, a subclass must implement all the remaining abstract methods + * as well as the following methods: + * <ul> + * <li>{@link ComponentPeer#getLocationOnScreen()}</li> + * <li>{@link ComponentPeer#getGraphics()}</li> + * <li>{@link ComponentPeer#createImage(int, int)}</li> + * </ul> + * + * @author Roman Kennke (kennke@aicas.com) + */ +public abstract class SwingWindowPeer + extends SwingContainerPeer + implements WindowPeer +{ + + /** + * Creates a new instance of WindowPeer. + * + * @param window the AWT window + */ + public SwingWindowPeer(Window window) + { + super(window); + init(window, null); + } + + public void updateIconImages() + { + // TODO: Implement properly. + } + + public void updateMinimumSize() + { + // TODO: Implement properly. + } + + public void setModalBlocked(java.awt.Dialog d, boolean b) + { + // TODO: Implement properly. + } + + public void updateFocusableWindowState() + { + // TODO: Implement properly. + } + + public void setAlwaysOnTop(boolean b) + { + // TODO: Implement properly. + } +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/package.html b/libjava/classpath/gnu/java/awt/peer/swing/package.html new file mode 100644 index 000000000..506eda883 --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/package.html @@ -0,0 +1,71 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN"> +<!-- package.html - describes classes in gnu.java.awt.peer.swing package. + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. --> + +<html> + <head> + <title>Swing based AWT peers</title> + </head> + <body> + <h1>Swing based AWT peers.</h1> + <p>This package defines an abstract set of AWT peers that is based on Swing + widgets. This can be used as an implementation base for peer implementors + who don't have access to native widgets or who want to build a quick + prototype of a peer set without implementing all of the AWT widgets. + </p> + <p>An actual implementation would have to provide the following: + <ul> + <li>A concrete implementation of {@link java.awt.Toolkit}, possibly based + on {@link SwingToolkit}. This implementation must provide all the missing + methods of the <code>SwingToolkit</code>.</li> + <li>Concrete implementations of {@link java.awt.peer.DialogPeer}, + {@link java.awt.peer.FramePeer} and {@link java.awt.peer.WindowPeer}, + ideally based on their <code>SwingXXXPeer</code> counterparts. + Some methods must be specially + overridden in those peers to provide useful functionality, like + <code>getLocationOnScreen()</code>. See the API documentation for more + details</li> + <li>An implementation of {@link java.awt.Image}. These must be provided by + the toplevel component peers.</li> + <li>An implementation of {@link java.awt.Graphics}. This must also be + provided by the toplevel peers.</li> + <li>An implementation of {@link java.awt.Font}. This must be + provided by the toolkit.</li> + </ul> + </p> + </body> +</html> |