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/*******************************************************************************
* Copyright (c) 2000, 2009 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.debug.internal.ui.actions.breakpointGroups;
import java.util.List;
import org.eclipse.debug.internal.ui.IDebugHelpContextIds;
import org.eclipse.debug.internal.ui.breakpoints.provisional.IBreakpointContainer;
import org.eclipse.debug.internal.ui.breakpoints.provisional.OtherBreakpointCategory;
import org.eclipse.debug.internal.ui.views.breakpoints.BreakpointsView;
import org.eclipse.jface.util.LocalSelectionTransfer;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.PlatformUI;
/**
* Standard action for pasting resources on the clipboard to the selected resource's location.
* <p>
* This class may be instantiated; it is not intended to be subclassed.
* </p>
*
* @since 2.0
*/
public class PasteBreakpointsAction extends BreakpointSelectionAction {
/**
* Creates a new action.
*
* @param view the view of this action
*/
public PasteBreakpointsAction(BreakpointsView view) {
super(BreakpointGroupMessages.PasteBreakpointsAction_0, view);
setToolTipText(BreakpointGroupMessages.PasteBreakpointsAction_1);
PlatformUI.getWorkbench().getHelpSystem().setHelp(this, IDebugHelpContextIds.PASTE_BREAKPOINTS_ACTION);
}
/**
* Returns the actual target of the paste action. Returns null
* if no valid target is selected.
*
* @return the actual target of the paste action
*/
private Object getTarget() {
List selectedNonResources = getSelectedNonResources();
if (selectedNonResources.size() == 1) {
Object target = selectedNonResources.get(0);
if (target instanceof IBreakpointContainer) {
return target;
}
}
return null;
}
/**
* Implementation of method defined on <code>IAction</code>.
*/
public void run() {
if (getBreakpointsView().canPaste(getTarget(), LocalSelectionTransfer.getTransfer().getSelection())) {
getBreakpointsView().performPaste(getTarget(), LocalSelectionTransfer.getTransfer().getSelection());
}
}
/**
* Returns whether this action should be enabled based on the selection
* in the clipboard. Only updates when the breakpoints view has focus.
*/
protected boolean updateSelection(IStructuredSelection selection) {
// can't paste into "Others" (only move)
Object target = getTarget();
if (target instanceof IBreakpointContainer) {
IBreakpointContainer container = (IBreakpointContainer) target;
if (container.getCategory() instanceof OtherBreakpointCategory) {
return false;
}
return true;
}
// don't access clipboard - causes Hang -see bug 84870
return false;
}
}
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