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/*******************************************************************************
* Copyright (c) 2000, 2011 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.ui.actions;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.debug.core.model.ISuspendResume;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.ui.IWorkbenchPart;
/**
* An adapter for a "run to line" operation. The debug platform provides
* a retargettable "run to line" action that debuggers may plug into
* by providing an adapter (see <code>IAdaptable</code>) of this type.
* This allows the platform to provide one command and key binding for
* the "run to line" function to be shared by many debuggers.
* <p>
* When a part is activated, a retargettable action asks the part
* for its <code>IRunToLineTarget</code> adapter. If one exists,
* that adapter is delegated to to perform "run to line" operations when
* the user invokes an associated action. If an adapter does not exist
* for the part, the retargettable actions asks selected objects in the
* active part for an adapter. Generally, a debug implementation will
* provide breakpoint adapters for relevant editors and model objects.
* </p>
* <p>
* Clients are intended to implement this interface and provide instances as
* an adapter on applicable parts (for example, editors) that support the
* operation.
* </p>
* @since 3.0
*/
public interface IRunToLineTarget {
/**
* Perform a run to line operation on the given element that is
* currently selected and suspended in the Debug view. Implementations
* must honor the user preference of whether to skip breakpoints
* during the operation -
* see <code>IDebugUIConstants.PREF_SKIP_BREAKPOINTS_DURING_RUN_TO_LINE</code>.
*
* @param part the part on which the action has been invoked
* @param selection the selection on which the action has been invoked
* @param target suspended element to perform the "run to line" action on
* @throws CoreException if unable to perform the action
*/
void runToLine(IWorkbenchPart part, ISelection selection, ISuspendResume target) throws CoreException;
/**
* Returns whether a run to line operation can be performed on the given
* element that is currently selected and suspended in the Debug view.
*
* @param part the part on which the action has been invoked
* @param selection the selection on which the action has been invoked
* @param target suspended element to perform the "run to line" action on
* @return if a run to line operation can be performed on the given
* element that is currently selected and suspended in the Debug view
*/
boolean canRunToLine(IWorkbenchPart part, ISelection selection, ISuspendResume target);
}
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