AWT/Swing merge from GNU Classpath.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@56147 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 136 insertions, 0 deletions

diff --git a/libjava/javax/swing/JViewport.java b/libjava/javax/swing/JViewport.java
new file mode 100644
index 00000000000..c4a8df6e15c
--- /dev/null
+++ b/libjava/javax/swing/JViewport.java
@@ -0,0 +1,136 @@
+/* JViewport.java -- 
+   Copyright (C) 2002 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., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 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 javax.swing.plaf.*;
+import java.awt.*;
+
+
+public class JViewport extends JComponent
+{
+    Component c;
+
+    JViewport()
+    {
+	setOpaque(true);
+	updateUI();
+    }
+
+    void setView(Component c)
+    {
+	if (this.c != null)
+	    remove(c);
+
+	this.c = c;
+
+	add(c);
+    }
+
+    public String getUIClassID()
+    {
+	return "JViewport";
+    }
+
+    public void updateUI()
+    {
+	ViewportUI vp = (ViewportUI) UIManager.getUI(this);
+	setUI(vp);
+    }
+
+    Container GetHeavy(Container parent)
+    {
+	if (parent == null)
+	    return null;
+
+	while (isLightweightComponent(parent))
+	    {
+		Container p = parent.getParent();
+
+		if (p == null)
+		    {
+			System.out.println("GetHeavy FAILED, no heavy weight component found");
+			return parent;
+		    }
+		
+		parent = p;
+	    }
+	return parent;
+    }
+    
+    
+    public void paint(Graphics g)
+    {
+	paintChildren(g);
+
+	System.out.println("XXXXXXXXXXXXXXXXXXXXXXXXXXXX   JViewport -----> paint()");
+
+	Container parent = GetHeavy(getParent());
+	
+	System.out.println("parent = " + parent + ", " + getParent());
+
+	//parent.paint();
+
+	Graphics wg = parent.getGraphics();
+	
+	int x = 0;
+	int y = 0;
+	int w = getWidth();
+	int h = getHeight();
+
+	Rectangle r = new Rectangle(x, y, w, h);
+
+	int ox = 0;
+	int oy = 0;
+
+	wg.copyArea(r.x,
+		    r.y,
+		    r.width,
+		    r.height,
+		    ox,
+		    oy);
+
+	wg.dispose();
+    }
+}
+
+
+
+
+
+
+