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authormark <mark@138bc75d-0d04-0410-961f-82ee72b054a4>2006-03-10 21:46:48 +0000
committermark <mark@138bc75d-0d04-0410-961f-82ee72b054a4>2006-03-10 21:46:48 +0000
commitce57ab760f69de6db452def7ffbf5b114a2d8694 (patch)
treeea38c56431c5d4528fb54254c3f8e50f517bede3 /libjava/classpath/gnu/java/awt/peer/swing/SwingContainerPeer.java
parent50996fe55769882de3f410896032c887f0ff0d04 (diff)
downloadppe42-gcc-ce57ab760f69de6db452def7ffbf5b114a2d8694.tar.gz
ppe42-gcc-ce57ab760f69de6db452def7ffbf5b114a2d8694.zip
Imported GNU Classpath 0.90
* scripts/makemake.tcl: Set gnu/java/awt/peer/swing to ignore. * gnu/classpath/jdwp/VMFrame.java (SIZE): New constant. * java/lang/VMCompiler.java: Use gnu.java.security.hash.MD5. * java/lang/Math.java: New override file. * java/lang/Character.java: Merged from Classpath. (start, end): Now 'int's. (canonicalName): New field. (CANONICAL_NAME, NO_SPACES_NAME, CONSTANT_NAME): New constants. (UnicodeBlock): Added argument. (of): New overload. (forName): New method. Updated unicode blocks. (sets): Updated. * sources.am: Regenerated. * Makefile.in: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@111942 138bc75d-0d04-0410-961f-82ee72b054a4
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+/* SwingContainerPeer.java -- A Swing based peer for AWT containers
+ 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.Component;
+import java.awt.Container;
+import java.awt.Graphics;
+import java.awt.Insets;
+import java.awt.Shape;
+import java.awt.event.MouseEvent;
+import java.awt.peer.ComponentPeer;
+import java.awt.peer.ContainerPeer;
+
+/**
+ * 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
+{
+
+ /**
+ * Creates a new SwingContainerPeer.
+ *
+ * @param awtCont
+ */
+ public SwingContainerPeer(Container awtCont)
+ {
+ init(awtCont, null);
+ }
+
+ /**
+ * 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()
+ {
+ Insets retVal;
+ if (swingComponent != null)
+ retVal = swingComponent.getJComponent().getInsets();
+ else
+ retVal = new Insets(0, 0, 0, 0);
+ return retVal;
+ }
+
+ /**
+ * 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.
+ }
+
+ /**
+ * Triggers painting of a component. This calls peerPaint on all the child
+ * components of this container.
+ *
+ * @param g the graphics context to paint to
+ */
+ protected void peerPaint(Graphics g)
+ {
+ Container c = (Container) awtComponent;
+ Component[] children = c.getComponents();
+ for (int i = children.length - 1; i >= 0; --i)
+ {
+ Component child = children[i];
+ ComponentPeer peer = child.getPeer();
+ boolean translated = false;
+ boolean clipped = false;
+ Shape oldClip = g.getClip();
+ try
+ {
+ g.translate(child.getX(), child.getY());
+ translated = true;
+ g.setClip(0, 0, child.getWidth(), child.getHeight());
+ clipped = true;
+ if (peer instanceof SwingComponentPeer)
+ ((SwingComponentPeer) peer).peerPaint(g);
+ }
+ finally
+ {
+ if (translated)
+ g.translate(- child.getX(), - child.getY());
+ if (clipped)
+ g.setClip(oldClip);
+ }
+ }
+ }
+
+ /**
+ * 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());
+ 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());
+ ComponentPeer peer = comp.getPeer();
+ if (awtComponent != comp && !comp.isLightweight() && peer instanceof SwingComponentPeer)
+ {
+ ev.translatePoint(comp.getX(), comp.getY());
+ ((SwingComponentPeer) peer).handleMouseMotionEvent(ev);
+ }
+ }
+}
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