Found places

Composite:handleDPIChange
Composite:setSize,:sendResize
layout()
sendBoundsInPixels()
Gridlayout.layout
Image:win32_getHandle() - maybe all resources? (20%)

Author: amartya4256

bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/internal/DPIZoomChangeRegistry.java

@@ -49,19 +49,23 @@ public static void applyChange(Widget widget, int newZoom, float scalingFactor)
 		if (widget == null) {
 			return;
 		}
+		extracted(widget, newZoom, scalingFactor);
+		Event event = new Event();
+		event.type = SWT.ZoomChanged;
+		event.widget = widget;
+		event.detail = newZoom;
+		event.doit = true;
+		widget.notifyListeners(SWT.ZoomChanged, event);
+	}
+
+	private static void extracted(Widget widget, int newZoom, float scalingFactor) {
 		for (Entry<Class<? extends Widget>, DPIZoomChangeHandler> entry : dpiZoomChangeHandlers.entrySet()) {
 			Class<? extends Widget> clazz = entry.getKey();
 			DPIZoomChangeHandler handler = entry.getValue();
 			if (clazz.isInstance(widget)) {
 				handler.handleDPIChange(widget, newZoom, scalingFactor);
 			}
 		}
-		Event event = new Event();
-		event.type = SWT.ZoomChanged;
-		event.widget = widget;
-		event.detail = newZoom;
-		event.doit = true;
-		widget.notifyListeners(SWT.ZoomChanged, event);
 	}
 
 	public static void registerHandler(DPIZoomChangeHandler zoomChangeVisitor, Class<? extends Widget> clazzToRegisterFor) {

bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/Composite.java

@@ -1063,6 +1063,9 @@ void setBoundsInPixels (int x, int y, int width, int height, int flags, boolean
 		state &= ~(RESIZE_OCCURRED | MOVE_OCCURRED);
 		state |= RESIZE_DEFERRED | MOVE_DEFERRED;
 	}
+	if (x == this.x && this.y == y && this.width == width && this.height == height && this.flags == flags) {
+		return;
+	}
 	super.setBoundsInPixels (x, y, width, height, flags, defer);
 	if (!defer && (state & CANVAS) != 0) {
 		boolean wasMoved = (state & MOVE_OCCURRED) != 0;

bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/Control.java

@@ -3193,6 +3193,11 @@ void setBoundsInPixels (int x, int y, int width, int height, int flags) {
 }
 
 void setBoundsInPixels (int x, int y, int width, int height, int flags, boolean defer) {
+	long lol = topHandle ();
+	if(x == this.x && this.y == y && this.width == width && this.height == height && this.flags == flags) {
+//		System.out.println("yo " + lol);
+		return;
+	}
 	if (findImageControl () != null) {
 		if (backgroundImage == null) flags |= OS.SWP_NOCOPYBITS;
 	} else {
@@ -3202,7 +3207,8 @@ void setBoundsInPixels (int x, int y, int width, int height, int flags, boolean
 			}
 		}
 	}
-	long topHandle = topHandle ();
+	long topHandle = lol;
+//	System.out.println(topHandle);
 	if (defer && parent != null) {
 		forceResize ();
 		if (parent.lpwp != null) {
@@ -3229,8 +3235,12 @@ void setBoundsInPixels (int x, int y, int width, int height, int flags, boolean
 		}
 	}
 	OS.SetWindowPos (topHandle, 0, x, y, width, height, flags);
+	this.x = x;
+	this.y = y;this.width = width; this.height = height; this.flags = flags;
 }
 
+int x, y, width, height, flags;
+
 /**
  * Sets the receiver's size and location in points to the rectangular
  * area specified by the argument. The <code>x</code> and