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/*******************************************************************************
* Copyright (c) 2011 Wind River Systems, Inc. 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:
* Wind River Systems - initial API and implementation
*******************************************************************************/
package org.eclipse.tcf.te.ui.terminals.tabs;
import org.eclipse.core.runtime.Assert;
import org.eclipse.swt.custom.CTabItem;
import org.eclipse.swt.events.DisposeEvent;
import org.eclipse.swt.events.DisposeListener;
import org.eclipse.tm.internal.terminal.control.ITerminalViewControl;
import org.eclipse.tcf.te.runtime.events.DisposedEvent;
import org.eclipse.tcf.te.runtime.events.EventManager;
/**
* Terminals tab default dispose listener implementation.
*/
@SuppressWarnings("restriction")
public class TabDisposeListener implements DisposeListener {
private final TabFolderManager parentTabFolderManager;
/**
* Constructor.
*
* @param parentTabFolderManager The parent tab folder manager. Must be not <code>null</code>
*/
public TabDisposeListener(TabFolderManager parentTabFolderManager) {
Assert.isNotNull(parentTabFolderManager);
this.parentTabFolderManager = parentTabFolderManager;
}
/**
* Returns the parent terminal console tab folder manager instance.
*
* @return The parent terminal console tab folder manager instance.
*/
protected final TabFolderManager getParentTabFolderManager() {
return parentTabFolderManager;
}
/* (non-Javadoc)
* @see org.eclipse.swt.events.DisposeListener#widgetDisposed(org.eclipse.swt.events.DisposeEvent)
*/
@Override
public void widgetDisposed(DisposeEvent e) {
// If a tab item gets disposed, we have to dispose the terminal as well
if (e.getSource() instanceof CTabItem) {
// Get the terminal control (if any) from the tab item
Object candidate = ((CTabItem)e.getSource()).getData();
if (candidate instanceof ITerminalViewControl) ((ITerminalViewControl)candidate).disposeTerminal();
// If all items got removed, we have to switch back to the empty page control
if (parentTabFolderManager.getTabFolder() != null && parentTabFolderManager.getTabFolder().getItemCount() == 0) {
parentTabFolderManager.getParentView().switchToEmptyPageControl();
}
// Fire selection changed event
parentTabFolderManager.fireSelectionChanged();
// Fire the terminal console disposed event
EventManager.getInstance().fireEvent(new DisposedEvent(e.getSource(), ((CTabItem)e.getSource()).getData("customData"))); //$NON-NLS-1$
}
}
}
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