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/*******************************************************************************
* Copyright (c) 2000, 2008 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
*******************************************************************************/
package org.eclipse.ui.editors.text;
import org.eclipse.jface.action.ActionContributionItem;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.action.IContributionItem;
import org.eclipse.jface.action.IMenuManager;
import org.eclipse.ui.IActionBars;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IWorkbenchActionConstants;
import org.eclipse.ui.ide.IDEActionFactory;
import org.eclipse.ui.texteditor.BasicTextEditorActionContributor;
import org.eclipse.ui.texteditor.ITextEditor;
import org.eclipse.ui.texteditor.ITextEditorActionConstants;
import org.eclipse.ui.texteditor.ITextEditorActionDefinitionIds;
import org.eclipse.ui.texteditor.RetargetTextEditorAction;
/**
* Manages the installation and de-installation of global actions for the default text editor.
* <p>
* If instantiated and used as-is, this contributor connects the following global actions:
* <ul>
* <li>Add Bookmark</li>
* <li>Add Task</li>
* <li>Change Encoding</li>
* <li>Quick Assist</li>
* </ul>
*
* @since 2.0
*/
public class TextEditorActionContributor extends BasicTextEditorActionContributor {
/**
* Change encoding action.
* @since 3.1
*/
private RetargetTextEditorAction fChangeEncodingAction;
/**
* Quick assist assistant action.
* @since 3.3
*/
private RetargetTextEditorAction fQuickAssistAction;
/**
* Quick assist menu contribution item.
* @since 3.3
*/
private IContributionItem fQuickAssistMenuEntry;
private RetargetTextEditorAction fRetargetShowInformationAction;
/**
* Creates a new contributor.
*/
public TextEditorActionContributor() {
fChangeEncodingAction= new RetargetTextEditorAction(TextEditorMessages.getBundleForConstructedKeys(), "Editor.ChangeEncodingAction."); //$NON-NLS-1$
fQuickAssistAction= new RetargetTextEditorAction(TextEditorMessages.getBundleForConstructedKeys(), "Editor.QuickAssist."); //$NON-NLS-1$
fQuickAssistAction.setActionDefinitionId(ITextEditorActionDefinitionIds.QUICK_ASSIST);
fQuickAssistMenuEntry= new ActionContributionItem(fQuickAssistAction);
fRetargetShowInformationAction= new RetargetTextEditorAction(TextEditorMessages.getBundleForConstructedKeys(), "Editor.ShowInformation."); //$NON-NLS-1$
fRetargetShowInformationAction.setActionDefinitionId(ITextEditorActionDefinitionIds.SHOW_INFORMATION);
}
/**
* Internally sets the active editor to the actions provided by this contributor.
* Cannot be overridden by subclasses.
*
* @param part the editor
*/
private void doSetActiveEditor(final IEditorPart part) {
ITextEditor textEditor= null;
if (part instanceof ITextEditor)
textEditor= (ITextEditor) part;
/** The global actions to be connected with editor actions */
IActionBars actionBars= getActionBars();
actionBars.setGlobalActionHandler(IDEActionFactory.ADD_TASK.getId(), getAction(textEditor, IDEActionFactory.ADD_TASK.getId()));
actionBars.setGlobalActionHandler(IDEActionFactory.BOOKMARK.getId(), getAction(textEditor, IDEActionFactory.BOOKMARK.getId()));
IAction action= getAction(textEditor, ITextEditorActionConstants.NEXT);
actionBars.setGlobalActionHandler(ITextEditorActionDefinitionIds.GOTO_NEXT_ANNOTATION, action);
actionBars.setGlobalActionHandler(ITextEditorActionConstants.NEXT, action);
action= getAction(textEditor, ITextEditorActionConstants.PREVIOUS);
actionBars.setGlobalActionHandler(ITextEditorActionDefinitionIds.GOTO_PREVIOUS_ANNOTATION, action);
actionBars.setGlobalActionHandler(ITextEditorActionConstants.PREVIOUS, action);
action= getAction(textEditor, ITextEditorActionConstants.REFRESH);
actionBars.setGlobalActionHandler(ITextEditorActionConstants.REFRESH, action);
fChangeEncodingAction.setAction(getAction(textEditor, ITextEditorActionConstants.CHANGE_ENCODING));
IAction quickAssistAction= getAction(textEditor, ITextEditorActionConstants.QUICK_ASSIST);
fQuickAssistAction.setAction(quickAssistAction);
if (textEditor == null)
return;
// Update Quick Assist menu entry - for now don't show disabled entry
IMenuManager menuMgr= textEditor.getEditorSite().getActionBars().getMenuManager();
IMenuManager editMenu= menuMgr.findMenuUsingPath(IWorkbenchActionConstants.M_EDIT);
if (editMenu != null) {
boolean isEnabled= quickAssistAction != null && quickAssistAction.isEnabled();
fQuickAssistMenuEntry.setVisible(isEnabled);
editMenu.update(true);
}
fRetargetShowInformationAction.setAction(getAction(textEditor, ITextEditorActionConstants.SHOW_INFORMATION));
}
@Override
public void contributeToMenu(IMenuManager menu) {
super.contributeToMenu(menu);
IMenuManager editMenu= menu.findMenuUsingPath(IWorkbenchActionConstants.M_EDIT);
if (editMenu != null) {
editMenu.appendToGroup(ITextEditorActionConstants.GROUP_ASSIST, fQuickAssistMenuEntry);
fQuickAssistMenuEntry.setVisible(false);
editMenu.appendToGroup(ITextEditorActionConstants.GROUP_INFORMATION, fRetargetShowInformationAction);
}
}
@Override
public void setActiveEditor(IEditorPart part) {
super.setActiveEditor(part);
doSetActiveEditor(part);
}
@Override
public void dispose() {
doSetActiveEditor(null);
super.dispose();
}
@Override
public void init(IActionBars bars) {
super.init(bars);
IMenuManager menuManager= bars.getMenuManager();
IMenuManager editMenu= menuManager.findMenuUsingPath(IWorkbenchActionConstants.M_EDIT);
if (editMenu != null)
editMenu.add(fChangeEncodingAction);
}}
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