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/*******************************************************************************
* Copyright (c) 2000, 2003 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Common Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/cpl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.team.internal.ui.sync.actions;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.action.IMenuManager;
import org.eclipse.jface.action.Separator;
import org.eclipse.team.internal.ui.sync.sets.SubscriberInput;
import org.eclipse.team.internal.ui.sync.views.SynchronizeView;
import org.eclipse.ui.actions.ActionContext;
/**
* SyncViewerSubscriberListActions
*/
public class SyncViewerSubscriberListActions extends SyncViewerActionGroup {
// {QualifiedName:subscriber id -> SubscriberInput}
private Map actions = new HashMap();
private SubscriberInput activeInput = null;
private CancelSubscription cancelAction;
/**
* Action for filtering by change type.
*/
class SwitchSubscriberAction extends Action {
private SubscriberInput input;
public SwitchSubscriberAction(SubscriberInput input) {
super(input.getSubscriber().getName(), Action.AS_RADIO_BUTTON);
this.input = input;
}
public void run() {
// Uncheck and let the activate check once the activate succeeds
setChecked(false);
SyncViewerSubscriberListActions.this.activate(this);
}
public SubscriberInput getSubscriberInput() {
return input;
}
}
public SyncViewerSubscriberListActions(SynchronizeView syncView) {
super(syncView);
setContext(null);
}
public void activate(SwitchSubscriberAction activatedAction) {
if(activeInput == null || ! activatedAction.getSubscriberInput().getSubscriber().getId().equals(activeInput.getSubscriber().getId())) {
getSyncView().initializeSubscriberInput(activatedAction.getSubscriberInput());
// The action check state will be updated when the view invokes
// setContext which then invokes initializeActions
} else {
activatedAction.setChecked(true);
}
}
/*
* Called when a context is enabled for the view.
* (non-Javadoc)
* @see SyncViewerActionGroup#initializeActions()
*/
public void initializeActions() {
SubscriberInput input = getSubscriberContext();
if (input != null) {
for (Iterator it = actions.values().iterator(); it.hasNext();) {
SwitchSubscriberAction action =
(SwitchSubscriberAction) it.next();
boolean checked = action.getSubscriberInput().getSubscriber().getId().equals(
input.getSubscriber().getId());
action.setChecked(checked);
if(checked) {
activeInput = input;
}
}
cancelAction.setEnabled(input.getSubscriber().isCancellable());
cancelAction.setSubscriber(input.getSubscriber());
} else {
if(cancelAction != null)
cancelAction.setEnabled(false);
}
}
/*
* Checking of the currently active subscriber input is done when the context is set
* in the initializeActions method.
* (non-Javadoc)
* @see fillContextMenu(org.eclipse.jface.action.IMenuManager)
*/
public void fillContextMenu(IMenuManager menu) {
super.fillContextMenu(menu);
if (! actions.isEmpty()) {
for (Iterator it = actions.values().iterator(); it.hasNext();) {
SwitchSubscriberAction action = (SwitchSubscriberAction) it.next();
menu.add(action);
}
if(cancelAction != null) {
menu.add(new Separator());
menu.add(cancelAction);
}
}
}
/* (non-Javadoc)
* @see org.eclipse.team.internal.ui.sync.actions.SyncViewerActionGroup#addContext(org.eclipse.ui.actions.ActionContext)
*/
public void addContext(ActionContext context) {
boolean enableFirstContext = actions.isEmpty();
SubscriberInput input = (SubscriberInput)context.getInput();
SwitchSubscriberAction action = new SwitchSubscriberAction(input);
actions.put(input.getSubscriber().getId(), action);
if(cancelAction == null) {
cancelAction = new CancelSubscription(getSyncView(), input.getSubscriber());
}
if(enableFirstContext) {
activate(action);
}
}
/*
* Method to add menu items to a toolbar drop down action
*/
public void fillMenu(SyncViewerToolbarDropDownAction dropDown) {
super.fillMenu(dropDown);
if (! actions.isEmpty()) {
for (Iterator it = actions.values().iterator(); it.hasNext();) {
SwitchSubscriberAction action = (SwitchSubscriberAction) it.next();
dropDown.add(action);
}
if(cancelAction != null) {
dropDown.add(new Separator());
dropDown.add(cancelAction);
}
}
}
/* (non-Javadoc)
* @see org.eclipse.team.internal.ui.sync.actions.SyncViewerActionGroup#removeContext(org.eclipse.ui.actions.ActionContext)
*/
public void removeContext(ActionContext context) {
SubscriberInput input = (SubscriberInput)context.getInput();
actions.remove(input.getSubscriber().getId());
}
}
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