3 files changed, 26 insertions, 13 deletions

diff --git a/src/newt/classes/com/jogamp/newt/awt/NewtCanvasAWT.java b/src/newt/classes/com/jogamp/newt/awt/NewtCanvasAWT.java
index 1ed628435..f0cc68903 100644
--- a/src/newt/classes/com/jogamp/newt/awt/NewtCanvasAWT.java
+++ b/src/newt/classes/com/jogamp/newt/awt/NewtCanvasAWT.java
@@ -621,9 +621,9 @@ public class NewtCanvasAWT extends java.awt.Canvas implements WindowClosingProto
                     printActive = false;
                     return; // not yet available ..
                 }
-                if( !isShowing() ) {
+                if( !isVisible() ) {
                     if(DEBUG) {
-                        System.err.println(currentThreadName()+": Info: NewtCanvasAWT setupPrint - skipped GL render, drawable valid, canvas not showing");
+                        System.err.println(currentThreadName()+": Info: NewtCanvasAWT setupPrint - skipped GL render, canvas not visible");
                     }
                     printActive = false;
                     return; // not yet available ..
diff --git a/src/newt/classes/com/jogamp/newt/swt/NewtCanvasSWT.java b/src/newt/classes/com/jogamp/newt/swt/NewtCanvasSWT.java
index 43e56c874..6f4be75f5 100644
--- a/src/newt/classes/com/jogamp/newt/swt/NewtCanvasSWT.java
+++ b/src/newt/classes/com/jogamp/newt/swt/NewtCanvasSWT.java
@@ -146,9 +146,6 @@ public class NewtCanvasSWT extends Canvas implements WindowClosingProtocol {
                                 newtChild.setSize(clientArea.width, clientArea.height);
                                 postSetSize = false;
                             }
-                            if( SWTAccessor.isOSX ) {
-                                newtChild.setPosition(parent.getLocation().x,parent.getLocation().y);
-                            }
                             newtChild.windowRepaint(0, 0, clientArea.width, clientArea.height);
                         }
                     }
@@ -166,7 +163,18 @@ public class NewtCanvasSWT extends Canvas implements WindowClosingProtocol {
         addListener (SWT.Paint, listener);
         addListener (SWT.Dispose, listener);
     }
-
+    @Override
+    public void setBounds(int x, int y, int w, int h) {
+    	// propagate the setBounds method coming from parent elements to this element
+    	// and force newtChild to update its position in OSX
+    	super.setBounds(x,y,w,h);
+    	if(SWTAccessor.isOSX) {
+    	    newtChild.setPosition(x, y);
+    		clientArea.width = w;
+    		clientArea.height = h;
+    		updateSizeCheck();
+    	}
+    }
     /** assumes nativeWindow == null ! */
     protected final boolean validateNative() {
         updateSizeCheck();
@@ -199,6 +207,10 @@ public class NewtCanvasSWT extends Canvas implements WindowClosingProtocol {
 
             nativeWindow = new SWTNativeWindow(config, nativeWindowHandle);
             reparentWindow( true );
+        	if(SWTAccessor.isOSX) {
+        	    // initial positioning for OSX, called when the window is created
+        	    newtChild.setPosition(getLocation().x, getLocation().y);
+        	}
         }
 
         return null != nativeWindow;
@@ -256,8 +268,9 @@ public class NewtCanvasSWT extends Canvas implements WindowClosingProtocol {
         super.dispose();
     }
 
-    private Rectangle getSWTCanvasPosition() {
-        return super.getBounds();
+    private Point getParentLocationOnScreen() {
+    	org.eclipse.swt.graphics.Point parentLoc = getParent().toDisplay(0,0);
+        return new Point(parentLoc.x,parentLoc.y);
     }
     /** @return this SWT Canvas NativeWindow representation, may be null in case it has not been realized. */
     public NativeWindow getNativeWindow() { return nativeWindow; }
@@ -506,10 +519,9 @@ public class NewtCanvasSWT extends Canvas implements WindowClosingProtocol {
         public Point getLocationOnScreen(Point point) {
             final Point los; // client window location on screen
             if( SWTAccessor.isOSX ) {
-                los = OSXUtil.GetLocationOnScreen(nativeWindowHandle, false, 0, 0);
-                // top-level position -> client window position: OSX needs to add SWT parent position incl. insets
-                final Rectangle swtCanvasPosition = getSWTCanvasPosition();
-                los.translate(swtCanvasPosition.x + insets.getLeftWidth(), swtCanvasPosition.y + insets.getTopHeight());
+            	// let getLOS provide the point where the child window may be placed
+            	// from, as taken from SWT Control.toDisplay();
+            	los = getParentLocationOnScreen();
             } else if (SWTAccessor.isX11) {
                 final AbstractGraphicsScreen s = config.getScreen();
                 los = X11Lib.GetRelativeLocation(s.getDevice().getHandle(), s.getIndex(), nativeWindowHandle, 0 /*root win*/, 0, 0);
diff --git a/src/newt/classes/jogamp/newt/WindowImpl.java b/src/newt/classes/jogamp/newt/WindowImpl.java
index 7f7cb61a9..9593d4faa 100644
--- a/src/newt/classes/jogamp/newt/WindowImpl.java
+++ b/src/newt/classes/jogamp/newt/WindowImpl.java
@@ -2107,7 +2107,8 @@ public abstract class WindowImpl implements Window, NEWTEventConsumer
                 if(DEBUG_IMPLEMENTATION) {
                     System.err.println("Window setPosition: "+getX()+"/"+getY()+" -> "+x+"/"+y+", fs "+fullscreen+", windowHandle "+toHexString(windowHandle));
                 }
-                if ( !isFullscreen() && ( getX() != x || getY() != y ) ) {
+                // Let the window be positioned if !fullscreen and position changed or being a child window.
+                if ( !isFullscreen() && ( getX() != x || getY() != y || null != getParent()) ) {
                     if(isNativeValid()) {
                         // this.x/this.y will be set by sizeChanged, triggered by windowing event system
                         reconfigureWindowImpl(x, y, getWidth(), getHeight(), getReconfigureFlags(0, isVisible()));