/**
* Copyright 2010 JogAmp Community. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* The views and conclusions contained in the software and documentation are those of the
* authors and should not be interpreted as representing official policies, either expressed
* or implied, of JogAmp Community.
*/
package jogamp.newt.awt.event;
import java.awt.KeyboardFocusManager;
import com.jogamp.nativewindow.NativeWindow;
import jogamp.newt.driver.DriverUpdatePosition;
import com.jogamp.newt.Window;
import com.jogamp.newt.event.awt.AWTAdapter;
import com.jogamp.newt.event.awt.AWTWindowAdapter;
/**
* Specialized parent/client adapter,
* where the NEWT child window really gets resized,
* and the parent move window event gets discarded. */
public class AWTParentWindowAdapter extends AWTWindowAdapter implements java.awt.event.HierarchyListener
{
NativeWindow downstreamParent;
public AWTParentWindowAdapter(final NativeWindow downstreamParent, final com.jogamp.newt.Window downstream) {
super(downstream);
this.downstreamParent = downstreamParent;
}
public AWTParentWindowAdapter() {
super();
}
public AWTParentWindowAdapter setDownstream(final NativeWindow downstreamParent, final com.jogamp.newt.Window downstream) {
setDownstream(downstream);
this.downstreamParent = downstreamParent;
return this;
}
@Override
public synchronized AWTAdapter clear() {
super.clear();
this.downstreamParent = null;
return this;
}
@Override
public synchronized AWTAdapter addTo(final java.awt.Component awtComponent) {
awtComponent.addHierarchyListener(this);
return super.addTo(awtComponent);
}
@Override
public synchronized AWTAdapter removeFrom(final java.awt.Component awtComponent) {
awtComponent.removeHierarchyListener(this);
return super.removeFrom(awtComponent);
}
@Override
public synchronized void focusGained(final java.awt.event.FocusEvent e) {
if( !isSetup ) { return; }
// forward focus to NEWT child
final com.jogamp.newt.Window newtChild = getNewtWindow();
if( null != newtChild ) {
final boolean isOnscreen = newtChild.isNativeValid() && newtChild.getGraphicsConfiguration().getChosenCapabilities().isOnscreen();
final boolean isParent = downstreamParent == newtChild.getParent();
final boolean isFullscreen = newtChild.isFullscreen();
if(DEBUG_IMPLEMENTATION) {
System.err.println("AWT: focusGained: onscreen "+ isOnscreen+", "+e+", isParent: "+isParent+", isFS "+isFullscreen);
}
if(isParent) {
if(isOnscreen && !isFullscreen) {
KeyboardFocusManager.getCurrentKeyboardFocusManager().clearGlobalFocusOwner();
}
newtChild.requestFocus(false);
}
}
}
@Override
public synchronized void focusLost(final java.awt.event.FocusEvent e) {
if( !isSetup ) { return; }
if(DEBUG_IMPLEMENTATION) {
System.err.println("AWT: focusLost: "+ e);
}
}
@Override
public synchronized void componentResized(final java.awt.event.ComponentEvent e) {
if( !isSetup ) { return; }
// Need to resize the NEWT child window
// the resized event will be send via the native window feedback.
final java.awt.Component comp = e.getComponent();
if(DEBUG_IMPLEMENTATION) {
System.err.println("AWT: componentResized: "+comp);
}
final Window newtChild = getNewtWindow();
if( null != newtChild ) {
newtChild.runOnEDTIfAvail(false, new Runnable() {
@Override
public void run() {
final int cw = comp.getWidth();
final int ch = comp.getHeight();
if( 0 < cw && 0 < ch ) {
if( newtChild.getWidth() != cw || newtChild.getHeight() != ch ) {
newtChild.setSize(cw, ch);
final boolean v = comp.isShowing(); // compute showing-state throughout hierarchy
if(v != newtChild.isVisible()) {
newtChild.setVisible(v);
}
}
} else if(newtChild.isVisible()) {
newtChild.setVisible(false);
}
}});
}
}
@Override
public synchronized void componentMoved(final java.awt.event.ComponentEvent e) {
if( !isSetup ) { return; }
if(DEBUG_IMPLEMENTATION) {
System.err.println("AWT: componentMoved: "+e);
}
final Window newtChild = getNewtWindow();
if( null != newtChild && ( newtChild.getDelegatedWindow() instanceof DriverUpdatePosition ) ) {
((DriverUpdatePosition)newtChild.getDelegatedWindow()).updatePosition(0, 0);
}
}
@Override
public synchronized void windowActivated(final java.awt.event.WindowEvent e) {
// no propagation to NEWT child window
}
@Override
public synchronized void windowDeactivated(final java.awt.event.WindowEvent e) {
// no propagation to NEWT child window
}
@Override
public synchronized void hierarchyChanged(final java.awt.event.HierarchyEvent e) {
if( !isSetup ) { return; }
final Window newtChild = getNewtWindow();
if( null != newtChild && null == getNewtEventListener() ) {
final long bits = e.getChangeFlags();
final java.awt.Component comp = e.getComponent();
if( 0 != ( java.awt.event.HierarchyEvent.SHOWING_CHANGED & bits ) ) {
final boolean showing = comp.isShowing(); // compute showing-state throughout hierarchy
if(DEBUG_IMPLEMENTATION) {
System.err.println("AWT: hierarchyChanged SHOWING_CHANGED: showing "+showing+", comp "+comp+", changed "+e.getChanged());
}
newtChild.runOnEDTIfAvail(false, new Runnable() {
@Override
public void run() {
if(newtChild.isVisible() != showing) {
newtChild.setVisible(showing);
}
}});
}
if(DEBUG_IMPLEMENTATION) {
if( 0 != ( java.awt.event.HierarchyEvent.DISPLAYABILITY_CHANGED & bits ) ) {
System.err.println("AWT: hierarchyChanged DISPLAYABILITY_CHANGED: "+e.getChanged());
}
}
}
}
}