org.eclipse.jdt.debug.ui/ui/org/eclipse/jdt/internal/debug/ui/actions/EnableDisableBreakpointRulerAction.java

package org.eclipse.jdt.internal.debug.ui.actions;

/**********************************************************************
Copyright (c) 2000, 2002 IBM Corp. and others.
All rights reserved. This program and the accompanying materials
are made available under the terms of the Common Public License v0.5
which accompanies this distribution, and is available at
http://www.eclipse.org/legal/cpl-v05.html

Contributors:
    IBM Corporation - Initial implementation
**********************************************************************/

import org.eclipse.core.runtime.CoreException;
import org.eclipse.jdt.internal.debug.ui.JDIDebugUIPlugin;
import org.eclipse.jface.dialogs.ErrorDialog;
import org.eclipse.jface.text.source.IVerticalRulerInfo;
import org.eclipse.ui.texteditor.ITextEditor;

public class EnableDisableBreakpointRulerAction extends AbstractBreakpointRulerAction {
	
	/**
	 * Creates the action to enable/disable breakpoints
	 */
	public EnableDisableBreakpointRulerAction(ITextEditor editor, IVerticalRulerInfo info) {
		setInfo(info);
		setTextEditor(editor);
		setText(ActionMessages.getString("EnableDisableBreakpointRulerAction.&Enable_Breakpoint_1")); //$NON-NLS-1$
	}

	/**
	 * @see Action#run()
	 */
	public void run() {
		if (getBreakpoint() != null) {
			try {
				getBreakpoint().setEnabled(!getBreakpoint().isEnabled());
			} catch (CoreException e) {
				ErrorDialog.openError(getTextEditor().getEditorSite().getShell(), ActionMessages.getString("EnableDisableBreakpointRulerAction.Enabling/disabling_breakpoints_2"), ActionMessages.getString("EnableDisableBreakpointRulerAction.Exceptions_occurred_enabling_disabling_the_breakpoint_3"), e.getStatus()); //$NON-NLS-1$ //$NON-NLS-2$
			}
		}
	}
	
	/**
	 * @see IUpdate#update()
	 */
	public void update() {
		setBreakpoint(determineBreakpoint());
		if (getBreakpoint() == null) {
			setEnabled(false);
			return;
		}
		setEnabled(true);
		try {
			boolean enabled= getBreakpoint().isEnabled();
			setText(enabled ? ActionMessages.getString("EnableDisableBreakpointRulerAction.&Disable_Breakpoint_4") : ActionMessages.getString("EnableDisableBreakpointRulerAction.&Enable_Breakpoint_5")); //$NON-NLS-1$ //$NON-NLS-2$
		} catch (CoreException ce) {
			JDIDebugUIPlugin.log(ce);
		}
	}
}