Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.modeling.ui / src / org / simantics / modeling / ui / actions / e4 / PageSettingsHandler.java

diff --git a/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/actions/e4/PageSettingsHandler.java b/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/actions/e4/PageSettingsHandler.java
new file mode 100644 (file)
index 0000000..bf1c8a6
--- /dev/null
+++ b/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/actions/e4/PageSettingsHandler.java
@@ -0,0 +1,78 @@
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
+ * in Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ *     VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.modeling.ui.actions.e4;\r
+\r
+import javax.inject.Named;\r
+\r
+import org.eclipse.e4.core.di.annotations.CanExecute;\r
+import org.eclipse.e4.core.di.annotations.Execute;\r
+import org.eclipse.e4.ui.model.application.ui.basic.MPart;\r
+import org.eclipse.e4.ui.services.IServiceConstants;\r
+import org.eclipse.ui.IEditorPart;\r
+import org.eclipse.ui.IWorkbenchPart;\r
+import org.eclipse.ui.internal.e4.compatibility.CompatibilityEditor;\r
+import org.simantics.db.Resource;\r
+import org.simantics.modeling.ui.diagram.PageSettingsDialog;\r
+import org.simantics.modeling.ui.diagramEditor.DiagramEditor;\r
+import org.simantics.ui.workbench.IResourceEditorInput;\r
+import org.simantics.utils.ui.workbench.WorkbenchUtils;\r
+\r
+\r
+/**\r
+ * A Handler that shows PageSettings Dialog for DiagramViewer\r
+ * \r
+ * @author Marko Luukkainen <marko.luukkainen@vtt.fi>\r
+ */\r
+public class PageSettingsHandler {\r
+\r
+    @CanExecute\r
+    public boolean canExecute(@Named(IServiceConstants.ACTIVE_PART) MPart mActiveEditor) {\r
+        // TODO: Fix this when we get rid of CompatibilityEditors\r
+        IEditorPart activeEditor = null;\r
+        if (mActiveEditor != null && mActiveEditor.getObject() instanceof CompatibilityEditor) {\r
+            CompatibilityEditor compatEditor = (CompatibilityEditor) mActiveEditor.getObject();\r
+            activeEditor = compatEditor.getEditor();\r
+        } else {\r
+            // TODO: This is not good practice with E4 but an OK fallback for now\r
+//            activeEditor = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage().getActiveEditor();\r
+        }\r
+        if (activeEditor == null)\r
+            return false;\r
+        \r
+        if (activeEditor instanceof DiagramEditor) {\r
+            DiagramEditor editor = (DiagramEditor) activeEditor;\r
+            IResourceEditorInput input = (IResourceEditorInput)editor.getEditorInput();\r
+            Resource diagramResource = input.getResource();\r
+            if (diagramResource != null)\r
+                return true;\r
+        }\r
+        return false;\r
+    }\r
+    \r
+    @Execute\r
+    public void execute(){\r
+        IWorkbenchPart ap = WorkbenchUtils.getActiveEditor();\r
+        if (ap instanceof DiagramEditor) {\r
+            DiagramEditor editor = (DiagramEditor) ap;\r
+            IResourceEditorInput input = (IResourceEditorInput)editor.getEditorInput();\r
+            Resource diagramResource = input.getResource();\r
+            if (diagramResource == null)\r
+                return;\r
+\r
+            PageSettingsDialog dialog = new PageSettingsDialog(diagramResource, ap.getSite().getShell());\r
+            if (dialog.open() == PageSettingsDialog.OK) {\r
+                dialog.applySettings();\r
+            }\r
+        }\r
+    }\r
+\r
+}\r