- * This class may be instantiated; it is not intended to be subclassed.
- * The base implementation of MultiPageEditor.init creates
- * an instance of this class.
- *
ISelectionChangedListener).
- */
- private final ListenerList listeners = new ListenerList();
-
- /**
- * Registered post selection changed listeners.
- */
- private final ListenerList postListeners = new ListenerList();
-
- /**
- * The multi-page editor.
- */
- private final TabbedPropertyPage multiPageEditor;
-
- /**
- * Creates a selection provider for the given multi-page editor.
- *
- * @param multiPageEditor the multi-page editor
- */
- public TabbedPageSelectionProvider(TabbedPropertyPage multiPageEditor) {
- Assert.isNotNull(multiPageEditor);
- this.multiPageEditor = multiPageEditor;
- }
-
- /* (non-Javadoc)
- * Method declared on ISelectionProvider.
- */
- public void addSelectionChangedListener(ISelectionChangedListener listener) {
- listeners.add(listener);
- }
-
- /**
- * Adds a listener for post selection changes in this multi page selection provider.
- *
- * @param listener a selection changed listener
- * @since 3.2
- */
- public void addPostSelectionChangedListener(ISelectionChangedListener listener) {
- postListeners.add(listener);
- }
-
- /**
- * Notifies all registered selection changed listeners that the editor's
- * selection has changed. Only listeners registered at the time this method is
- * called are notified.
- *
- * @param event the selection changed event
- */
- public void fireSelectionChanged(final SelectionChangedEvent event) {
- Object[] listeners = this.listeners.getListeners();
- fireEventChange(event, listeners);
- }
-
- /**
- * Notifies all post selection changed listeners that the editor's
- * selection has changed.
- *
- * @param event the event to propogate.
- * @since 3.2
- */
- public void firePostSelectionChanged(final SelectionChangedEvent event) {
- Object[] listeners = postListeners.getListeners();
- fireEventChange(event, listeners);
- }
-
- private void fireEventChange(final SelectionChangedEvent event, Object[] listeners) {
- for (int i = 0; i < listeners.length; ++i) {
- final ISelectionChangedListener l = (ISelectionChangedListener) listeners[i];
- SafeRunner.run(new SafeRunnable() {
- public void run() {
- l.selectionChanged(event);
- }
- });
- }
- }
-
- /**
- * Returns the multi-page editor.
- * @return the multi-page editor.
- */
- public TabbedPropertyPage getMultiPageEditor() {
- return multiPageEditor;
- }
-
- /* (non-Javadoc)
- * Method declared on ISelectionProvider.
- */
- public ISelection getSelection() {
- IEditorPart activeEditor = multiPageEditor.getActiveEditor();
- if (activeEditor != null) {
- ISelectionProvider selectionProvider = activeEditor.getSite()
- .getSelectionProvider();
- if (selectionProvider != null) {
- return selectionProvider.getSelection();
- }
- }
- return StructuredSelection.EMPTY;
- }
-
- /* (non-JavaDoc)
- * Method declaed on ISelectionProvider.
- */
- public void removeSelectionChangedListener(
- ISelectionChangedListener listener) {
- listeners.remove(listener);
- }
-
- /**
- * Removes a listener for post selection changes in this multi page selection provider.
- *
- * @param listener a selection changed listener
- * @since 3.2
- */
- public void removePostSelectionChangedListener(ISelectionChangedListener listener) {
- postListeners.remove(listener);
- }
-
- /* (non-Javadoc)
- * Method declared on ISelectionProvider.
- */
- public void setSelection(ISelection selection) {
- IEditorPart activeEditor = multiPageEditor.getActiveEditor();
- if (activeEditor != null) {
- ISelectionProvider selectionProvider = activeEditor.getSite()
- .getSelectionProvider();
- if (selectionProvider != null) {
- selectionProvider.setSelection(selection);
- }
- }
- }
-}
+/*******************************************************************************
+ * 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.browsing.ui.swt;
+
+/*******************************************************************************
+ * Copyright (c) 2000, 2007 IBM Corporation and others.
+ * 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:
+ * IBM Corporation - initial API and implementation
+ *******************************************************************************/
+
+import org.eclipse.core.runtime.Assert;
+import org.eclipse.core.runtime.ListenerList;
+import org.eclipse.core.runtime.SafeRunner;
+import org.eclipse.jface.util.SafeRunnable;
+import org.eclipse.jface.viewers.IPostSelectionProvider;
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.jface.viewers.ISelectionChangedListener;
+import org.eclipse.jface.viewers.ISelectionProvider;
+import org.eclipse.jface.viewers.SelectionChangedEvent;
+import org.eclipse.jface.viewers.StructuredSelection;
+import org.eclipse.ui.IEditorPart;
+
+/**
+ * Manages the current selection in a multi-page editor by tracking the active
+ * nested editor within the multi-page editor. When the selection changes,
+ * notifications are sent to all registered listeners.
+ *
+ * This class may be instantiated; it is not intended to be subclassed.
+ * The base implementation of MultiPageEditor.init creates
+ * an instance of this class.
+ *
ISelectionChangedListener).
+ */
+ private final ListenerList listeners = new ListenerList();
+
+ /**
+ * Registered post selection changed listeners.
+ */
+ private final ListenerList postListeners = new ListenerList();
+
+ /**
+ * The multi-page editor.
+ */
+ private final TabbedPropertyPage multiPageEditor;
+
+ /**
+ * Creates a selection provider for the given multi-page editor.
+ *
+ * @param multiPageEditor the multi-page editor
+ */
+ public TabbedPageSelectionProvider(TabbedPropertyPage multiPageEditor) {
+ Assert.isNotNull(multiPageEditor);
+ this.multiPageEditor = multiPageEditor;
+ }
+
+ /* (non-Javadoc)
+ * Method declared on ISelectionProvider.
+ */
+ public void addSelectionChangedListener(ISelectionChangedListener listener) {
+ listeners.add(listener);
+ }
+
+ /**
+ * Adds a listener for post selection changes in this multi page selection provider.
+ *
+ * @param listener a selection changed listener
+ * @since 3.2
+ */
+ public void addPostSelectionChangedListener(ISelectionChangedListener listener) {
+ postListeners.add(listener);
+ }
+
+ /**
+ * Notifies all registered selection changed listeners that the editor's
+ * selection has changed. Only listeners registered at the time this method is
+ * called are notified.
+ *
+ * @param event the selection changed event
+ */
+ public void fireSelectionChanged(final SelectionChangedEvent event) {
+ Object[] listeners = this.listeners.getListeners();
+ fireEventChange(event, listeners);
+ }
+
+ /**
+ * Notifies all post selection changed listeners that the editor's
+ * selection has changed.
+ *
+ * @param event the event to propogate.
+ * @since 3.2
+ */
+ public void firePostSelectionChanged(final SelectionChangedEvent event) {
+ Object[] listeners = postListeners.getListeners();
+ fireEventChange(event, listeners);
+ }
+
+ private void fireEventChange(final SelectionChangedEvent event, Object[] listeners) {
+ for (int i = 0; i < listeners.length; ++i) {
+ final ISelectionChangedListener l = (ISelectionChangedListener) listeners[i];
+ SafeRunner.run(new SafeRunnable() {
+ public void run() {
+ l.selectionChanged(event);
+ }
+ });
+ }
+ }
+
+ /**
+ * Returns the multi-page editor.
+ * @return the multi-page editor.
+ */
+ public TabbedPropertyPage getMultiPageEditor() {
+ return multiPageEditor;
+ }
+
+ /* (non-Javadoc)
+ * Method declared on ISelectionProvider.
+ */
+ public ISelection getSelection() {
+ IEditorPart activeEditor = multiPageEditor.getActiveEditor();
+ if (activeEditor != null) {
+ ISelectionProvider selectionProvider = activeEditor.getSite()
+ .getSelectionProvider();
+ if (selectionProvider != null) {
+ return selectionProvider.getSelection();
+ }
+ }
+ return StructuredSelection.EMPTY;
+ }
+
+ /* (non-JavaDoc)
+ * Method declaed on ISelectionProvider.
+ */
+ public void removeSelectionChangedListener(
+ ISelectionChangedListener listener) {
+ listeners.remove(listener);
+ }
+
+ /**
+ * Removes a listener for post selection changes in this multi page selection provider.
+ *
+ * @param listener a selection changed listener
+ * @since 3.2
+ */
+ public void removePostSelectionChangedListener(ISelectionChangedListener listener) {
+ postListeners.remove(listener);
+ }
+
+ /* (non-Javadoc)
+ * Method declared on ISelectionProvider.
+ */
+ public void setSelection(ISelection selection) {
+ IEditorPart activeEditor = multiPageEditor.getActiveEditor();
+ if (activeEditor != null) {
+ ISelectionProvider selectionProvider = activeEditor.getSite()
+ .getSelectionProvider();
+ if (selectionProvider != null) {
+ selectionProvider.setSelection(selection);
+ }
+ }
+ }
+}