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2004-01-13�� David Jee�� <djee@redhat.com>

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* gnu/java/awt/peer/gtk/GtkContainerPeer.java
        (setBackground): New method. Children with no explicitly-set
        background will be repainted with the parent container's new
        background color.

From-SVN: r75809
This commit is contained in:
David Jee 2004-01-13 17:55:20 +00:00 • committed by David Jee
parent 3c3a78a502
commit e6cca48823
2 changed files with 36 additions and 0 deletions
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21
libjava/gnu/java/awt/peer/gtk/GtkContainerPeer.java
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@ -39,6 +39,8 @@ exception statement from your version. */
package gnu.java.awt.peer.gtk;
import java.awt.AWTEvent;
import java.awt.Color;
import java.awt.Component;
import java.awt.Container;
import java.awt.Graphics;
import java.awt.Insets;
@ -136,4 +138,23 @@ public class GtkContainerPeer extends GtkComponentPeer
public void beginLayout () { }
public void endLayout () { }
public boolean isPaintPending () { return false; }
public void setBackground (Color c)
{
super.setBackground(c);
Object components[] = ((Container) awtComponent).getComponents();
for (int i = 0; i < components.length; i++)
{
Component comp = (Component) components[i];
// If the child's background has not been explicitly set yet,
// it should inherit this container's background. This makes the
// child component appear as if it has a transparent background.
// Note that we do not alter the background property of the child,
// but only repaint the child with the parent's background color.
if (!comp.isBackgroundSet() && comp.getPeer() != null)
comp.getPeer().setBackground(c);
}
}
}