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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 v2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.wst.jsdt.ui.actions;
import java.util.Iterator;
import org.eclipse.core.runtime.Assert;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.action.IMenuManager;
import org.eclipse.jface.action.MenuManager;
import org.eclipse.jface.action.Separator;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.ISelectionProvider;
import org.eclipse.ui.IActionBars;
import org.eclipse.ui.IWorkbenchSite;
import org.eclipse.ui.IWorkingSet;
import org.eclipse.ui.actions.ActionGroup;
import org.eclipse.ui.texteditor.ITextEditorActionConstants;
import org.eclipse.wst.jsdt.internal.ui.javaeditor.JavaEditor;
import org.eclipse.wst.jsdt.internal.ui.search.SearchMessages;
import org.eclipse.wst.jsdt.internal.ui.search.SearchUtil;
import org.eclipse.wst.jsdt.ui.IContextMenuConstants;
/**
* Action group that adds the search for implementors actions to a
* context menu and the global menu bar.
*
* <p>
* This class may be instantiated; it is not intended to be subclassed.
* </p>
*
*
* Provisional API: This class/interface is part of an interim API that is still under development and expected to
* change significantly before reaching stability. It is being made available at this early stage to solicit feedback
* from pioneering adopters on the understanding that any code that uses this API will almost certainly be broken
* (repeatedly) as the API evolves.
*/
public class ImplementorsSearchGroup extends ActionGroup {
private static final String MENU_TEXT= SearchMessages.group_implementors;
private IWorkbenchSite fSite;
private JavaEditor fEditor;
private IActionBars fActionBars;
private String fGroupId;
private FindImplementorsAction fFindImplementorsAction;
private FindImplementorsInProjectAction fFindImplementorsInProjectAction;
private FindImplementorsInWorkingSetAction fFindImplementorsInWorkingSetAction;
/**
* Creates a new <code>ImplementorsSearchGroup</code>. The group
* requires that the selection provided by the site's selection provider
* is of type <code>org.eclipse.jface.viewers.IStructuredSelection</code>.
*
* @param site the view part that owns this action group
*/
public ImplementorsSearchGroup(IWorkbenchSite site) {
fSite= site;
fGroupId= IContextMenuConstants.GROUP_SEARCH;
fFindImplementorsAction= new FindImplementorsAction(site);
fFindImplementorsAction.setActionDefinitionId(IJavaEditorActionDefinitionIds.SEARCH_IMPLEMENTORS_IN_WORKSPACE);
fFindImplementorsInProjectAction= new FindImplementorsInProjectAction(site);
fFindImplementorsInProjectAction.setActionDefinitionId(IJavaEditorActionDefinitionIds.SEARCH_IMPLEMENTORS_IN_PROJECT);
fFindImplementorsInWorkingSetAction= new FindImplementorsInWorkingSetAction(site);
fFindImplementorsInWorkingSetAction.setActionDefinitionId(IJavaEditorActionDefinitionIds.SEARCH_IMPLEMENTORS_IN_WORKING_SET);
// register the actions as selection listeners
ISelectionProvider provider= fSite.getSelectionProvider();
ISelection selection= provider.getSelection();
registerAction(fFindImplementorsAction, provider, selection);
registerAction(fFindImplementorsInProjectAction, provider, selection);
registerAction(fFindImplementorsInWorkingSetAction, provider, selection);
}
/**
* Note: This constructor is for internal use only. Clients should not call this constructor.
* @param editor the JavaScript editor
*/
public ImplementorsSearchGroup(JavaEditor editor) {
fEditor= editor;
fSite= fEditor.getSite();
fGroupId= ITextEditorActionConstants.GROUP_FIND;
fFindImplementorsAction= new FindImplementorsAction(fEditor);
fFindImplementorsAction.setActionDefinitionId(IJavaEditorActionDefinitionIds.SEARCH_IMPLEMENTORS_IN_WORKSPACE);
fEditor.setAction("SearchImplementorsInWorkspace", fFindImplementorsAction); //$NON-NLS-1$
fFindImplementorsInProjectAction= new FindImplementorsInProjectAction(fEditor);
fFindImplementorsInProjectAction.setActionDefinitionId(IJavaEditorActionDefinitionIds.SEARCH_IMPLEMENTORS_IN_PROJECT);
fEditor.setAction("SearchImplementorsInProject", fFindImplementorsInProjectAction); //$NON-NLS-1$
fFindImplementorsInWorkingSetAction= new FindImplementorsInWorkingSetAction(fEditor);
fFindImplementorsInWorkingSetAction.setActionDefinitionId(IJavaEditorActionDefinitionIds.SEARCH_IMPLEMENTORS_IN_WORKING_SET);
fEditor.setAction("SearchImplementorsInWorkingSet", fFindImplementorsInWorkingSetAction); //$NON-NLS-1$
}
private void registerAction(SelectionDispatchAction action, ISelectionProvider provider, ISelection selection){
action.update(selection);
provider.addSelectionChangedListener(action);
}
private void addAction(IAction action, IMenuManager manager) {
if (action.isEnabled()) {
manager.add(action);
}
}
private void addWorkingSetAction(IWorkingSet[] workingSets, IMenuManager manager) {
FindAction action;
if (fEditor != null)
action= new WorkingSetFindAction(fEditor, new FindImplementorsInWorkingSetAction(fEditor, workingSets), SearchUtil.toString(workingSets));
else
action= new WorkingSetFindAction(fSite, new FindImplementorsInWorkingSetAction(fSite, workingSets), SearchUtil.toString(workingSets));
action.update(getContext().getSelection());
addAction(action, manager);
}
/* (non-Javadoc)
* Method declared on ActionGroup.
*/
public void fillContextMenu(IMenuManager manager) {
MenuManager javaSearchMM= new MenuManager(MENU_TEXT, IContextMenuConstants.GROUP_SEARCH);
addAction(fFindImplementorsAction, javaSearchMM);
addAction(fFindImplementorsInProjectAction, javaSearchMM);
javaSearchMM.add(new Separator());
Iterator iter= SearchUtil.getLRUWorkingSets().sortedIterator();
while (iter.hasNext()) {
addWorkingSetAction((IWorkingSet[]) iter.next(), javaSearchMM);
}
addAction(fFindImplementorsInWorkingSetAction, javaSearchMM);
if (!javaSearchMM.isEmpty())
manager.appendToGroup(fGroupId, javaSearchMM);
}
/*
* Method declared on ActionGroup.
*/
public void fillActionBars(IActionBars actionBars) {
Assert.isNotNull(actionBars);
super.fillActionBars(actionBars);
fActionBars= actionBars;
updateGlobalActionHandlers();
}
/*
* Method declared on ActionGroup.
*/
public void dispose() {
ISelectionProvider provider= fSite.getSelectionProvider();
if (provider != null) {
disposeAction(fFindImplementorsAction, provider);
disposeAction(fFindImplementorsInProjectAction, provider);
disposeAction(fFindImplementorsInWorkingSetAction, provider);
}
super.dispose();
fFindImplementorsAction= null;
fFindImplementorsInProjectAction= null;
fFindImplementorsInWorkingSetAction= null;
updateGlobalActionHandlers();
}
private void updateGlobalActionHandlers() {
if (fActionBars != null) {
fActionBars.setGlobalActionHandler(JdtActionConstants.FIND_IMPLEMENTORS_IN_WORKSPACE, fFindImplementorsAction);
fActionBars.setGlobalActionHandler(JdtActionConstants.FIND_IMPLEMENTORS_IN_PROJECT, fFindImplementorsInProjectAction);
fActionBars.setGlobalActionHandler(JdtActionConstants.FIND_IMPLEMENTORS_IN_WORKING_SET, fFindImplementorsInWorkingSetAction);
}
}
private void disposeAction(ISelectionChangedListener action, ISelectionProvider provider) {
if (action != null)
provider.removeSelectionChangedListener(action);
}
}
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