summaryrefslogtreecommitdiff
path: root/libjava/classpath/javax/swing/plaf/metal/MetalToggleButtonUI.java
diff options
context:
space:
mode:
Diffstat (limited to 'libjava/classpath/javax/swing/plaf/metal/MetalToggleButtonUI.java')
-rw-r--r--libjava/classpath/javax/swing/plaf/metal/MetalToggleButtonUI.java230
1 files changed, 230 insertions, 0 deletions
diff --git a/libjava/classpath/javax/swing/plaf/metal/MetalToggleButtonUI.java b/libjava/classpath/javax/swing/plaf/metal/MetalToggleButtonUI.java
new file mode 100644
index 000000000..2dacd7fec
--- /dev/null
+++ b/libjava/classpath/javax/swing/plaf/metal/MetalToggleButtonUI.java
@@ -0,0 +1,230 @@
+/* MetalToggleButtonUI.java
+ Copyright (C) 2005 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.plaf.metal;
+
+import java.awt.Color;
+import java.awt.Font;
+import java.awt.FontMetrics;
+import java.awt.Graphics;
+import java.awt.Rectangle;
+
+import javax.swing.AbstractButton;
+import javax.swing.ButtonModel;
+import javax.swing.JComponent;
+import javax.swing.JToggleButton;
+import javax.swing.SwingConstants;
+import javax.swing.SwingUtilities;
+import javax.swing.UIManager;
+import javax.swing.plaf.ComponentUI;
+import javax.swing.plaf.UIResource;
+import javax.swing.plaf.basic.BasicButtonUI;
+import javax.swing.plaf.basic.BasicToggleButtonUI;
+
+/**
+ * A UI delegate for the {@link JToggleButton} component.
+ */
+public class MetalToggleButtonUI
+ extends BasicToggleButtonUI
+{
+
+ /** The color for the focus border. */
+ protected Color focusColor;
+
+ /** The color that indicates a selected button. */
+ protected Color selectColor;
+
+ /** The color for disabled button labels. */
+ protected Color disabledTextColor;
+
+ /**
+ * Returns a new instance of <code>MetalToggleButtonUI</code>.
+ *
+ * @param component the component for which we return an UI instance
+ *
+ * @return A new instance of <code>MetalToggleButtonUI</code>.
+ */
+ public static ComponentUI createUI(JComponent component)
+ {
+ return new MetalToggleButtonUI();
+ }
+
+ /**
+ * Constructs a new instance of <code>MetalToggleButtonUI</code>.
+ */
+ public MetalToggleButtonUI()
+ {
+ super();
+ }
+
+ /**
+ * Returns the color for the focus border.
+ *
+ * @return the color for the focus border
+ */
+ protected Color getFocusColor()
+ {
+ return focusColor;
+ }
+
+ /**
+ * Returns the color that indicates a selected button.
+ *
+ * @return the color that indicates a selected button
+ */
+ protected Color getSelectColor()
+ {
+ return selectColor;
+ }
+
+ /**
+ * Returns the color for the text label of disabled buttons. The value
+ * is initialised in the {@link #installDefaults(AbstractButton)} method
+ * by reading the <code>ToggleButton.disabledText</code> item from the UI
+ * defaults.
+ *
+ * @return The color for the text label of disabled buttons.
+ */
+ protected Color getDisabledTextColor()
+ {
+ return disabledTextColor;
+ }
+
+ /**
+ * Updates the button with the defaults for this look and feel.
+ *
+ * @param b the button.
+ */
+ public void installDefaults(AbstractButton b)
+ {
+ super.installDefaults(b);
+ focusColor = UIManager.getColor(getPropertyPrefix() + "focus");
+ selectColor = UIManager.getColor(getPropertyPrefix() + "select");
+ disabledTextColor = UIManager.getColor(getPropertyPrefix() + "disabledText");
+ }
+
+ /**
+ * Paints the button background when it is pressed/selected.
+ *
+ * @param g the graphics device.
+ * @param b the button.
+ */
+ protected void paintButtonPressed(Graphics g, AbstractButton b)
+ {
+ if (b.isContentAreaFilled() && b.isOpaque())
+ {
+ Color saved = g.getColor();
+ Rectangle bounds = SwingUtilities.getLocalBounds(b);
+ g.setColor(selectColor);
+ g.fillRect(bounds.x, bounds.y, bounds.width, bounds.height);
+ g.setColor(saved);
+ }
+ }
+
+ /**
+ * Paints the text for the button.
+ *
+ * As of JDK 1.4 this method is obsolete.
+ * Use {@link BasicButtonUI#paintText(java.awt.Graphics,
+ * javax.swing.AbstractButton, java.awt.Rectangle, java.lang.String)}.
+ *
+ * @param g the graphics device.
+ * @param c the component.
+ * @param textRect the bounds for the text.
+ * @param text the text.
+ *
+ */
+ protected void paintText(Graphics g, JComponent c, Rectangle textRect,
+ String text)
+ {
+ Font savedFont = g.getFont();
+ Color savedColor = g.getColor();
+ g.setFont(c.getFont());
+ if (c.isEnabled())
+ g.setColor(c.getForeground());
+ else
+ g.setColor(disabledTextColor);
+ FontMetrics fm = g.getFontMetrics(c.getFont());
+ int ascent = fm.getAscent();
+ g.drawString(text, textRect.x, textRect.y + ascent);
+ g.setFont(savedFont);
+ g.setColor(savedColor);
+ }
+
+ /**
+ * Draws the focus highlight around the text and icon.
+ *
+ * @param g the graphics device.
+ * @param b the button.
+ */
+ protected void paintFocus(Graphics g, AbstractButton b, Rectangle viewRect,
+ Rectangle textRect, Rectangle iconRect)
+ {
+ if (!b.hasFocus())
+ return;
+ Color saved = g.getColor();
+ g.setColor(focusColor);
+ Rectangle fr = iconRect.union(textRect);
+ g.drawRect(fr.x - 1, fr.y - 1, fr.width + 1, fr.height + 1);
+ g.setColor(saved);
+ }
+
+ /**
+ * If the property <code>ToggleButton.gradient</code> is set, then a gradient
+ * is painted as background, otherwise the normal superclass behaviour is
+ * called.
+ */
+ public void update(Graphics g, JComponent c)
+ {
+ AbstractButton b = (AbstractButton) c;
+ ButtonModel m = b.getModel();
+ if (b.getBackground() instanceof UIResource
+ && b.isContentAreaFilled()
+ && b.isEnabled() && ! m.isArmed() && ! m.isPressed()
+ && UIManager.get(getPropertyPrefix() + "gradient") != null)
+ {
+ MetalUtils.paintGradient(g, 0, 0, c.getWidth(), c.getHeight(),
+ SwingConstants.VERTICAL,
+ getPropertyPrefix() + "gradient");
+ paint(g, c);
+ }
+ else
+ super.update(g, c);
+ }
+
+}