summaryrefslogtreecommitdiffstats
path: root/src/newt/classes/jogamp
diff options
context:
space:
mode:
Diffstat (limited to 'src/newt/classes/jogamp')
-rw-r--r--src/newt/classes/jogamp/newt/WindowImpl.java30
1 files changed, 21 insertions, 9 deletions
diff --git a/src/newt/classes/jogamp/newt/WindowImpl.java b/src/newt/classes/jogamp/newt/WindowImpl.java
index af0bde179..dfaa55679 100644
--- a/src/newt/classes/jogamp/newt/WindowImpl.java
+++ b/src/newt/classes/jogamp/newt/WindowImpl.java
@@ -222,6 +222,12 @@ public abstract class WindowImpl implements Window, NEWTEventConsumer
*/
void setVisibleActionPost(boolean visible, boolean nativeWindowCreated);
+ /**
+ * Notifies the receiver to preserve resources (GL, ..)
+ * for the next destroy*() calls (only).
+ */
+ void setPreserveResourcesAtDestroy();
+
/**
* Invoked before Window destroy action,
* allows releasing of resources depending on the native Window.<br>
@@ -953,6 +959,13 @@ public abstract class WindowImpl implements Window, NEWTEventConsumer
runOnEDTIfAvail(true, destroyAction);
}
+ protected void destroy(boolean preserveResources) {
+ if( preserveResources && null != WindowImpl.this.lifecycleHook ) {
+ WindowImpl.this.lifecycleHook.setPreserveResourcesAtDestroy();
+ }
+ destroy();
+ }
+
/**
* @param cWin child window, must not be null
* @param pWin parent window, may be null
@@ -1053,9 +1066,9 @@ public abstract class WindowImpl implements Window, NEWTEventConsumer
if(null==newParentWindowNEWT) {
throw new NativeWindowException("Reparenting with non NEWT Window type only available after it's realized: "+newParentWindow);
}
- // Destroy this window and use parent's Screen.
+ // Destroy this window and use parent's Screen, while trying to preserve resources.
// It may be created properly when the parent is made visible.
- destroy();
+ destroy(true);
setScreen( (ScreenImpl) newParentWindowNEWT.getScreen() );
operation = ReparentOperation.ACTION_NATIVE_CREATION_PENDING;
} else if(newParentWindow != getParent()) {
@@ -1078,9 +1091,8 @@ public abstract class WindowImpl implements Window, NEWTEventConsumer
operation = ReparentOperation.ACTION_NATIVE_CREATION_PENDING;
}
} else if ( forceDestroyCreate || !NewtFactory.isScreenCompatible(newParentWindow, screen) ) {
- // Destroy this window, may create a new compatible Screen/Display,
- // and mark it for creation.
- destroy();
+ // Destroy this window, may create a new compatible Screen/Display, while trying to preserve resources.
+ destroy(true);
if(null!=newParentWindowNEWT) {
setScreen( (ScreenImpl) newParentWindowNEWT.getScreen() );
} else {
@@ -1109,8 +1121,8 @@ public abstract class WindowImpl implements Window, NEWTEventConsumer
// Already Top Window
operation = ReparentOperation.ACTION_NOP;
} else if( !isNativeValid() || forceDestroyCreate ) {
- // Destroy this window and mark it for [pending] creation.
- destroy();
+ // Destroy this window and mark it for [pending] creation, while trying to preserve resources.
+ destroy(true);
if( 0 < width && 0 < height ) {
operation = ReparentOperation.ACTION_NATIVE_CREATION;
} else {
@@ -1213,11 +1225,11 @@ public abstract class WindowImpl implements Window, NEWTEventConsumer
}
if(!ok) {
- // native reparent failed -> try creation
+ // native reparent failed -> try creation, while trying to preserve resources.
if(DEBUG_IMPLEMENTATION) {
System.err.println("Window.reparent: native reparenting failed ("+getThreadName()+") windowHandle "+toHexString(windowHandle)+" parentWindowHandle "+toHexString(parentWindowHandle)+" -> "+toHexString(newParentWindowHandle)+" - Trying recreation");
}
- destroy();
+ destroy(true);
operation = ReparentOperation.ACTION_NATIVE_CREATION ;
}
}