Trying hookEvents and create window on button presstracker_testing3

1 files changed, 23 insertions, 13 deletions

diff --git a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Tracker.java b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Tracker.java
index 8876550db5..ce7ce374ef 100644
--- a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Tracker.java
+++ b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Tracker.java
@@ -308,10 +308,28 @@ Rectangle [] computeProportions (Rectangle [] rects) {
 	return result;
 }
 
-int /*long*/ gtk_button_press_event (int /*long*/ widget, int /*long*/ eventPtr) {
+int /*long*/ gtk_button_press_event (long /*int*/ widget, long /*int*/ event) {
 	System.out.println("Button is pressed!");
+	/* getting parameters of screen and creating window size of the screen */
+	int  height = OS.gdk_window_get_height(window);
+	int  width = OS.gdk_window_get_width(window);
+//	screenWindow = OS.gtk_window_new(OS.GTK_WINDOW_POPUP); // create window
+	if (screenWindow != 0) {
+		OS.gtk_window_resize(screenWindow,200,200); // resizing window to size of the screen (200 x 200 for testing)
+		OS.gtk_window_set_opacity(screenWindow, 0.3); // make window opaque ( 0 is opaque, 0.3 is for testing)
+		OS.gtk_widget_show(screenWindow);
+	}
 	return 0;
 }
+
+void hookEvents () {
+	if(screenWindow == 0 ){
+		screenWindow = OS.gtk_window_new(OS.GTK_WINDOW_POPUP);
+	}
+	OS.gtk_widget_add_events (screenWindow, OS.GDK_BUTTON_PRESS_MASK); // make window appear on press event
+	OS.g_signal_connect_closure (screenWindow, OS.button_press_event, display.closures [BUTTON_PRESS_EVENT], false); 
+}
+
 void drawRectangles (Rectangle [] rects) {
 	int /*long*/ window = OS.gdk_get_default_root_window();
 	if (parent != null) {
@@ -340,17 +358,7 @@ void drawRectangles (Rectangle [] rects) {
 			 *  2.When mouse is released expose
 			 *  3.When mouse is pressed show window and draw Rectangle
 			 *  4. Make Window opaque
-			*/
-			/* getting parameters of screen and creating window size of the screen */
-			int  height = OS.gdk_window_get_height(window);
-			int  width = OS.gdk_window_get_width(window);
-			screenWindow = OS.gtk_window_new(OS.GTK_WINDOW_POPUP); // create window
-			OS.gtk_widget_is_composited(screenWindow);
-			if (screenWindow != 0) {
-				OS.gtk_window_resize(screenWindow,height,width); // resizing window to size of the screen
-				OS.gtk_window_set_opacity(screenWindow, 2); // make window opaque
-				OS.gtk_widget_show(screenWindow);
-			}
+			*/			
 			return;
 		}
 	}
@@ -690,6 +698,8 @@ int /*long*/ gtk_mouse (int eventType, int /*long*/ widget, int /*long*/ eventPt
 		oldY = newY [0];
 	}
 	tracking = eventType != OS.GDK_BUTTON_RELEASE;
+	if(eventType == OS.GDK_BUTTON_RELEASE)
+		OS.gtk_widget_hide(screenWindow);
 	return 0;
 }
 
@@ -722,6 +732,7 @@ void moveRectangles (int xChange, int yChange) {
  */
 public boolean open () {
 	checkWidget();
+	hookEvents();
 	window = OS.gdk_get_default_root_window();
 	if (parent != null) {
 		window = OS.GTK_WIDGET_WINDOW (parent.paintHandle());
@@ -787,7 +798,6 @@ public boolean open () {
 			case OS.GDK_BUTTON_RELEASE: gtk_button_release_event (widget, eventPtr); break;
 			case OS.GDK_KEY_PRESS: gtk_key_press_event (widget, eventPtr); break;
 			case OS.GDK_KEY_RELEASE: gtk_key_release_event (widget, eventPtr); break;
-			case OS.GDK_BUTTON_PRESS: 
 			case OS.GDK_2BUTTON_PRESS:
 			case OS.GDK_3BUTTON_PRESS:
 			case OS.GDK_ENTER_NOTIFY: