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/*******************************************************************************
* Copyright (c) 2000, 2005 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.internal.console;
import java.util.List;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.action.ActionContributionItem;
import org.eclipse.jface.action.IMenuCreator;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Menu;
import org.eclipse.ui.console.ConsolePlugin;
import org.eclipse.ui.console.IConsole;
import org.eclipse.ui.console.IConsoleConstants;
import org.eclipse.ui.console.IConsoleListener;
import org.eclipse.ui.console.IConsoleView;
import org.eclipse.ui.texteditor.IUpdate;
/**
* Drop down action in the console to select the console to display.
*/
class ConsoleDropDownAction extends Action implements IMenuCreator, IConsoleListener, IUpdate {
private IConsoleView fView;
private Menu fMenu;
/* (non-Javadoc)
* @see org.eclipse.ui.texteditor.IUpdate#update()
*/
public void update() {
IConsole[] consoles = ConsolePlugin.getDefault().getConsoleManager().getConsoles();
setEnabled(consoles.length > 1);
}
public ConsoleDropDownAction(IConsoleView view) {
fView= view;
setText(ConsoleMessages.getString("ConsoleDropDownAction.0")); //$NON-NLS-1$
setToolTipText(ConsoleMessages.getString("ConsoleDropDownAction.1")); //$NON-NLS-1$
setImageDescriptor(ConsolePluginImages.getImageDescriptor(IConsoleConstants.IMG_VIEW_CONSOLE));
setMenuCreator(this);
ConsolePlugin.getDefault().getConsoleManager().addConsoleListener(this);
update();
}
/* (non-Javadoc)
* @see org.eclipse.jface.action.IMenuCreator#dispose()
*/
public void dispose() {
if (fMenu != null) {
fMenu.dispose();
}
fView= null;
ConsolePlugin.getDefault().getConsoleManager().removeConsoleListener(this);
}
/* (non-Javadoc)
* @see org.eclipse.jface.action.IMenuCreator#getMenu(org.eclipse.swt.widgets.Menu)
*/
public Menu getMenu(Menu parent) {
return null;
}
/* (non-Javadoc)
* @see org.eclipse.jface.action.IMenuCreator#getMenu(org.eclipse.swt.widgets.Control)
*/
public Menu getMenu(Control parent) {
if (fMenu != null) {
fMenu.dispose();
}
fMenu= new Menu(parent);
IConsole[] consoles= ConsolePlugin.getDefault().getConsoleManager().getConsoles();
IConsole current = fView.getConsole();
for (int i = 0; i < consoles.length; i++) {
IConsole console = consoles[i];
Action action = new ShowConsoleAction(fView, console);
action.setChecked(console.equals(current));
addActionToMenu(fMenu, action, i + 1);
}
return fMenu;
}
private void addActionToMenu(Menu parent, Action action, int accelerator) {
if (accelerator < 10) {
StringBuffer label= new StringBuffer();
//add the numerical accelerator
label.append('&');
label.append(accelerator);
label.append(' ');
label.append(action.getText());
action.setText(label.toString());
}
ActionContributionItem item= new ActionContributionItem(action);
item.fill(parent, -1);
}
/* (non-Javadoc)
* @see org.eclipse.jface.action.IAction#run()
*/
public void run() {
ConsoleView consoleView = (ConsoleView) fView;
boolean pinned = consoleView.isPinned();
if (pinned) {
consoleView.setPinned(false);
}
List stack = consoleView.getConsoleStack();
if (stack.size() > 1) {
IConsole console = (IConsole) stack.get(1);
fView.display(console);
}
if (pinned) {
consoleView.setPinned(true);
}
}
/* (non-Javadoc)
* @see org.eclipse.ui.console.IConsoleListener#consolesAdded(org.eclipse.ui.console.IConsole[])
*/
public void consolesAdded(IConsole[] consoles) {
Display display = ConsolePlugin.getStandardDisplay();
display.asyncExec(new Runnable() {
public void run() {
update();
}
});
}
/* (non-Javadoc)
*
* Dispose the menu when a launch is removed, such that the actions in this
* menu do not hang on to associated resources.
*
* @see org.eclipse.ui.console.IConsoleListener#consolesRemoved(org.eclipse.ui.console.IConsole[])
*/
public void consolesRemoved(IConsole[] consoles) {
Display display = ConsolePlugin.getStandardDisplay();
display.asyncExec(new Runnable() {
public void run() {
if (fMenu != null) {
fMenu.dispose();
}
update();
}
});
}
}
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