diff options
Diffstat (limited to 'src/nativewindow')
3 files changed, 46 insertions, 39 deletions
diff --git a/src/nativewindow/classes/com/jogamp/nativewindow/awt/AWTWindowClosingProtocol.java b/src/nativewindow/classes/com/jogamp/nativewindow/awt/AWTWindowClosingProtocol.java index d78b4ac15..e499ff705 100644 --- a/src/nativewindow/classes/com/jogamp/nativewindow/awt/AWTWindowClosingProtocol.java +++ b/src/nativewindow/classes/com/jogamp/nativewindow/awt/AWTWindowClosingProtocol.java @@ -33,6 +33,7 @@ import java.awt.Window; import java.awt.event.WindowAdapter; import java.awt.event.WindowEvent; import java.awt.event.WindowListener; + import javax.media.nativewindow.WindowClosingProtocol; import jogamp.nativewindow.awt.AWTMisc; @@ -40,15 +41,22 @@ import jogamp.nativewindow.awt.AWTMisc; public class AWTWindowClosingProtocol implements WindowClosingProtocol { private Component comp; - private Runnable closingOperation; - private volatile boolean closingListenerSet = false; + private Runnable closingOperationClose; + private Runnable closingOperationNOP; + private boolean closingListenerSet = false; private Object closingListenerLock = new Object(); private WindowClosingMode defaultCloseOperation = WindowClosingMode.DISPOSE_ON_CLOSE; private boolean defaultCloseOperationSetByUser = false; - public AWTWindowClosingProtocol(Component comp, Runnable closingOperation) { + /** + * @param comp mandatory AWT component which AWT Window is being queried by parent traversal + * @param closingOperationClose mandatory closing operation, triggered if windowClosing and {@link WindowClosingMode#DISPOSE_ON_CLOSE} + * @param closingOperationNOP optional closing operation, triggered if windowClosing and {@link WindowClosingMode#DO_NOTHING_ON_CLOSE} + */ + public AWTWindowClosingProtocol(Component comp, Runnable closingOperationClose, Runnable closingOperationNOP) { this.comp = comp; - this.closingOperation = closingOperation; + this.closingOperationClose = closingOperationClose; + this.closingOperationNOP = closingOperationNOP; } class WindowClosingAdapter extends WindowAdapter { @@ -59,54 +67,50 @@ public class AWTWindowClosingProtocol implements WindowClosingProtocol { if( WindowClosingMode.DISPOSE_ON_CLOSE == op ) { // we have to issue this call right away, // otherwise the window gets destroyed - closingOperation.run(); + closingOperationClose.run(); + } else if( null != closingOperationNOP ){ + closingOperationNOP.run(); } } } WindowListener windowClosingAdapter = new WindowClosingAdapter(); - final boolean addClosingListenerImpl() { - Window w = AWTMisc.getWindow(comp); - if(null!=w) { - w.addWindowListener(windowClosingAdapter); - return true; - } - return false; - } - /** - * Adds this closing listener to the components Window if exist and only one time.<br> - * Hence you may call this method every time to ensure it has been set, - * ie in case the Window parent is not available yet. + * Adds this closing listener to the components Window if exist and only one time. + * <p> + * If the closing listener is already added, and {@link IllegalStateException} is thrown. + * </p> * - * @return + * @return true if added, otherwise false. + * @throws IllegalStateException */ - public final boolean addClosingListenerOneShot() { - if(!closingListenerSet) { // volatile: ok + public final boolean addClosingListener() throws IllegalStateException { synchronized(closingListenerLock) { - if(!closingListenerSet) { - closingListenerSet=addClosingListenerImpl(); - return closingListenerSet; - } + if(closingListenerSet) { + throw new IllegalStateException("WindowClosingListener already set"); + } + final Window w = AWTMisc.getWindow(comp); + if(null!=w) { + w.addWindowListener(windowClosingAdapter); + closingListenerSet = true; + return true; + } } - } - return false; + return false; } public final boolean removeClosingListener() { - if(closingListenerSet) { // volatile: ok synchronized(closingListenerLock) { - if(closingListenerSet) { - Window w = AWTMisc.getWindow(comp); - if(null!=w) { - w.removeWindowListener(windowClosingAdapter); - closingListenerSet = false; - return true; - } - } + if(closingListenerSet) { + final Window w = AWTMisc.getWindow(comp); + if(null!=w) { + w.removeWindowListener(windowClosingAdapter); + closingListenerSet = false; + return true; + } + } } - } - return false; + return false; } /** diff --git a/src/nativewindow/classes/javax/media/nativewindow/NativeWindow.java b/src/nativewindow/classes/javax/media/nativewindow/NativeWindow.java index 12e202975..a740ebbe0 100644 --- a/src/nativewindow/classes/javax/media/nativewindow/NativeWindow.java +++ b/src/nativewindow/classes/javax/media/nativewindow/NativeWindow.java @@ -54,8 +54,7 @@ import javax.media.nativewindow.util.Point; public interface NativeWindow extends NativeSurface { /** - * destroys the window and releases - * windowing related resources. + * Destroys this window incl. releasing all related resources. */ public void destroy(); diff --git a/src/nativewindow/classes/javax/media/nativewindow/WindowClosingProtocol.java b/src/nativewindow/classes/javax/media/nativewindow/WindowClosingProtocol.java index 884c916e4..02f68f442 100644 --- a/src/nativewindow/classes/javax/media/nativewindow/WindowClosingProtocol.java +++ b/src/nativewindow/classes/javax/media/nativewindow/WindowClosingProtocol.java @@ -37,6 +37,10 @@ package javax.media.nativewindow; * this protocol default behavior {@link WindowClosingMode#DISPOSE_ON_CLOSE DISPOSE_ON_CLOSE} shall be used.</p> */ public interface WindowClosingProtocol { + + /** + * Window closing mode if triggered by toolkit close operation. + */ public enum WindowClosingMode { /** * Do nothing on native window close operation.<br> |