X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.diagram%2Fsrc%2Forg%2Fsimantics%2Fdiagram%2Fui%2FSWTPopupMenuParticipantAwt.java;fp=bundles%2Forg.simantics.diagram%2Fsrc%2Forg%2Fsimantics%2Fdiagram%2Fui%2FSWTPopupMenuParticipantAwt.java;h=a06e047274b3e0e23406e1d5c8080a0b4b2b7875;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.diagram/src/org/simantics/diagram/ui/SWTPopupMenuParticipantAwt.java b/bundles/org.simantics.diagram/src/org/simantics/diagram/ui/SWTPopupMenuParticipantAwt.java
new file mode 100644
index 000000000..a06e04727
--- /dev/null
+++ b/bundles/org.simantics.diagram/src/org/simantics/diagram/ui/SWTPopupMenuParticipantAwt.java
@@ -0,0 +1,112 @@
+/*******************************************************************************
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.diagram.ui;
+
+import java.awt.geom.Point2D;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.MenuEvent;
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.widgets.Control;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.swt.widgets.Menu;
+import org.eclipse.swt.widgets.Shell;
+import org.eclipse.ui.IWorkbenchPartSite;
+import org.simantics.g2d.diagram.DiagramHints;
+
+/**
+ * This is a SWTPopupMenu implementation with workaround for SWT popup menus that do not work when overlaid top of AWT widgets in Linux/GTK 
+ * 
+ * @see https://bugs.eclipse.org/bugs/show_bug.cgi?id=392101
+ * 
+ * 
+ * @author Marko Luukkainen
+ *
+ */
+public class SWTPopupMenuParticipantAwt extends SWTPopupMenuParticipant {
+
+	Shell shell;
+	Menu menu;
+	
+    public SWTPopupMenuParticipantAwt(IWorkbenchPartSite site, Control control, Display display, String menuId) {
+		super(site, control, display, menuId);
+	}
+    
+    @Override
+    protected void runDispose() {
+    	if (shell != null) {
+    		shell.dispose();
+    		shell = null;
+    	}
+    		
+    	super.runDispose();
+    }
+    
+
+    @Override
+    protected void createControl() {
+    	if(shell == null) {
+    	    shell = new Shell(control.getShell(),SWT.NO_TRIM|SWT.NO_FOCUS|SWT.ON_TOP);
+    	    shell.setSize(4, 4);
+    	    shell.setVisible(false);
+    	}
+    	menuManager = createPopupMenu();
+        if (menuManager != null) {
+        	menu = menuManager.createContextMenu(shell);
+            menu.addMenuListener(menuListener);
+            shell.setMenu(menu);
+            if (site != null) {
+                site.registerContextMenu(menuManager.getId(), menuManager, wbsp);
+            }
+        }
+    }
+    
+    @Override
+    protected void menuHidden(MenuEvent e) {
+    	if (shell != null)
+    		shell.setVisible(false);
+    	super.menuHidden(e);
+    }
+    
+	/**
+     * @param newValue
+     * @thread canvas-thread (AWT)
+     */
+    protected void showPopup(Point2D newValue) {
+    	final Point2D cp = (Point2D) newValue;
+        setHint(DiagramHints.POPUP_MENU_CONTROL_POSITION, cp);
+        setHint(DiagramHints.POPUP_MENU_CANVAS_POSITION, trUtil.controlToCanvas(cp, null));
+        display.asyncExec(new Runnable() {
+            @Override
+            public void run() {
+            	 
+            	if (control == null || control.isDisposed())
+                    return;
+                final Point p = control.toDisplay((int) cp.getX(), (int) cp.getY());
+          				  
+          	    shell.getDisplay().asyncExec(new Runnable() {
+          	      public void run() {
+	          		shell.setLocation(p.x-1, p.y-1);
+	          		shell.setActive();
+	          		shell.setVisible(true);
+          	      }});
+          	    shell.getDisplay().asyncExec(new Runnable() {
+          	      public void run() {
+          	    	menuManager.getMenu().setLocation(p);
+                    menuManager.getMenu().setVisible(true);
+          	      }});
+
+            }
+        });
+    }
+
+}