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1 files changed, 301 insertions, 0 deletions

diff --git a/libjava/classpath/javax/swing/ButtonModel.java b/libjava/classpath/javax/swing/ButtonModel.java
new file mode 100644
index 000000000..d48eb1e65
--- /dev/null
+++ b/libjava/classpath/javax/swing/ButtonModel.java
@@ -0,0 +1,301 @@
+/* ButtonModel.java --
+   Copyright (C) 2002, 2004 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 javax.swing;
+
+import java.awt.ItemSelectable;
+import java.awt.event.ActionListener;
+import java.awt.event.ItemListener;
+
+import javax.swing.event.ChangeListener;
+
+/**
+ * The data model that is used in all kinds of buttons.
+ */
+public interface ButtonModel extends ItemSelectable
+{
+
+  /**
+   * Returns <code>true</code> if the button is armed, <code>false</code>
+   * otherwise.
+   *
+   * A button is armed, when the user has pressed the mouse over it, but has
+   * not yet released the mouse.
+   *
+   * @return <code>true</code> if the button is armed, <code>false</code>
+   *         otherwise
+   *
+   * @see #setArmed(boolean)
+   */
+  boolean isArmed();
+
+  /**
+   * Sets the armed flag of the button.
+   *
+   * A button is armed, when the user has pressed the mouse over it, but has
+   * not yet released the mouse.
+   *
+   * @param b <code>true</code> if the button is armed, <code>false</code>
+   *        otherwise
+   *
+   * @see #isArmed()
+   */
+  void setArmed(boolean b);
+
+  /**
+   * Returns <code>true</code> if the button is enabled, <code>false</code>
+   * otherwise.
+   *
+   * When a button is disabled, it is usually grayed out and the user cannot
+   * change its state.
+   *
+   * @return <code>true</code> if the button is enabled, <code>false</code>
+   *         otherwise
+   *
+   * @see #setEnabled(boolean)
+   */
+  boolean isEnabled();
+
+  /**
+   * Sets the enabled flag of the button.
+   *
+   * When a button is disabled, it is usually grayed out and the user cannot
+   * change its state.
+   *
+   * @param b <code>true</code> if the button is enabled, <code>false</code>
+   *        otherwise
+   *
+   * @see #isEnabled()
+   */
+  void setEnabled(boolean b);
+
+  /**
+   * Sets the pressed flag of the button.
+   *
+   * The button usually gets pressed when the user clicks on a button, it will
+   * be un-pressed when the user releases the mouse.
+   *
+   * @param b <code>true</code> if the button is pressed, <code>false</code>
+   *        otherwise
+   *
+   * @see #isPressed()
+   */
+  void setPressed(boolean b);
+
+  /**
+   * Returns <code>true</code> if the button is pressed, <code>false</code>
+   * otherwise.
+   *
+   * The button usually gets pressed when the user clicks on a button, it will
+   * be un-pressed when the user releases the mouse.
+   *
+   * @return <code>true</code> if the button is pressed, <code>false</code>
+   *         otherwise
+   *
+   * @see #setPressed(boolean)
+   */
+  boolean isPressed();
+
+  /**
+   * Removes an {@link ActionListener} from the list of registered listeners.
+   *
+   * @param l the action listener to remove
+   *
+   * @see #addActionListener(ActionListener)
+   */
+  void removeActionListener(ActionListener l);
+
+  /**
+   * Adds an {@link ActionListener} to the list of registered listeners.
+   *
+   * An <code>ActionEvent</code> is usually fired when the user clicks on a
+   * button.
+   *
+   * @param l the action listener to add
+   *
+   * @see #removeActionListener(ActionListener)
+   */
+  void addActionListener(ActionListener l);
+
+  /**
+   * Adds an {@link ItemListener} to the list of registered listeners.
+   *
+   * An <code>ItemEvent</code> is usually fired when a button's selected
+   * state changes. This applies only to buttons that support the selected
+   * flag.
+   *
+   * @param l the item listener to add
+   *
+   * @see #removeItemListener(ItemListener)
+   */
+  void addItemListener(ItemListener l);
+
+  /**
+   * Adds an {@link ItemListener} to the list of registered listeners.
+   *
+   * @param l the item listener to add
+   *
+   * @see #removeItemListener(ItemListener)
+   */
+  void removeItemListener(ItemListener l);
+
+  /**
+   * Adds an {@link ChangeListener} to the list of registered listeners.
+   *
+   * A <code>ChangeEvent</code> is fired when any one of the button's flags
+   * changes.
+   *
+   * @param l the change listener to add
+   *
+   * @see #removeChangeListener(ChangeListener)
+   */
+  void addChangeListener(ChangeListener l);
+
+  /**
+   * Adds an {@link ChangeListener} to the list of registered listeners.
+   *
+   * @param l the change listener to add
+   *
+   * @see #removeChangeListener(ChangeListener)
+   */
+  void removeChangeListener(ChangeListener l);
+
+  /**
+   * Sets the rollover flag of the button.
+   *
+   * A button is rollover-ed, when the user has moved the mouse over it, but has
+   * not yet pressed the mouse.
+   *
+   * @param b <code>true</code> if the button is rollover, <code>false</code>
+   *        otherwise
+   *
+   * @see #isRollover()
+   */
+  void setRollover(boolean b);
+
+  /**
+   * Returns <code>true</code> if the button is rollover-ed, <code>false</code>
+   * otherwise.
+   *
+   * A button is rollover-ed, when the user has moved the mouse over it, but has
+   * not yet pressed the mouse.
+   *
+   * @return <code>true</code> if the button is rollover, <code>false</code>
+   *         otherwise
+   *
+   * @see #setRollover(boolean)
+   */
+  boolean isRollover();
+
+  /**
+   * Returns the keyboard mnemonic for the button. This specifies a shortcut
+   * or accelerator key that can be used to activate the button.
+   *
+   * @return the keyboard mnemonic for the button
+   *
+   * @see #setMnemonic(int)
+   */
+  int  getMnemonic();
+
+  /**
+   * Sets the keyboard mnemonic for the button. This specifies a shortcut
+   * or accelerator key that can be used to activate the button.
+   *
+   * @param key the keyboard mnemonic for the button
+   *
+   * @see #getMnemonic()
+   */
+  void setMnemonic(int key);
+
+  /**
+   * Sets the action command for the button. This will be used in
+   * <code>ActionEvents</code> fired by the button.
+   *
+   * @param s the action command to set
+   *
+   * @see #getActionCommand()
+   */
+  void setActionCommand(String s);
+
+  /**
+   * Returns the action command of the button.
+   *
+   * @return the action command of the button
+   *
+   * @see #setActionCommand(String)
+   */
+  String getActionCommand();
+
+  /**
+   * Sets the button group for the button. Some kinds of button (e.g. radio
+   * buttons) allow only one button within a button group selected at any one
+   * time.
+   *
+   * @param group the button group to set
+   */
+  void setGroup(ButtonGroup group);
+
+  /**
+   * Sets the selected flag of the button.
+   *
+   * Some kinds of buttons (e.g. toggle buttons, check boxes, radio buttons)
+   * can be in one of two states: selected or unselected. The selected state
+   * is usually toggled by clicking on the button.
+   *
+   * @param b <code>true</code> if the button is selected, <code>false</code>
+   *        otherwise
+   *
+   * @see #isSelected()
+   */
+  void setSelected(boolean b);
+
+  /**
+   * Returns <code>true</code> if the button is selected, <code>false</code>
+   * otherwise.
+   *
+   * Some kinds of buttons (e.g. toggle buttons, check boxes, radio buttons)
+   * can be in one of two states: selected or unselected. The selected state
+   * is usually toggled by clicking on the button.
+   *
+   * @return <code>true</code> if the button is selected, <code>false</code>
+   *         otherwise
+   *
+   * @see #setSelected(boolean)
+   */
+  boolean isSelected();
+}