/*******************************************************************************
* Copyright (c) 2000, 2006 QNX Software Systems 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:
* QNX Software Systems - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.debug.core.cdi.model;
import org.eclipse.cdt.debug.core.cdi.CDIException;
import org.eclipse.cdt.debug.core.cdi.ICDILocation;
/**
* Provides the ability to step into, over, and until
* from the current execution location. Implementations
* must be non-blocking.
*/
public interface ICDIExecuteStep {
/**
* Steps over the current source line.
* if count <= 0 it is a noop.
* Can only be called when the associated target/thread is suspended.
*
* @param count as in `step', but do so count times.
* @throws CDIException if this method fails. Reasons include:
*/
void stepOver(int count) throws CDIException;
/**
* Steps over the current machine instruction. Can only be called
* when the associated target/thread is suspended.
* if count <= 0 it is a noop.
*
* @param count as in `stepOverInstruction', but do so count times.
* @throws CDIException if this method fails. Reasons include:
*/
void stepOverInstruction(int count) throws CDIException;
/**
* Steps into the current source line. Can only be called
* when the associated target/thread is suspended.
* if count <= 0 it is a noop.
*
* @param count as in `step', but do so count times.
* @throws CDIException if this method fails. Reasons include:
*/
void stepInto(int count) throws CDIException;
/**
* Steps into the current machine instruction. Can only be called
* when the associated target/thread is suspended.
* if count <= 0 it is a noop.
*
* @throws CDIException if this method fails. Reasons include:
*/
void stepIntoInstruction(int count) throws CDIException;
/**
* Continues running until location is reached.
* If the program will be suspended if attempt to exit the current frame.
* Can only be called when the associated target is suspended.
*
* @throws CDIException if this method fails. Reasons include:
*/
void stepUntil(ICDILocation location) throws CDIException;
}