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/*******************************************************************************
* Copyright (c) 2000, 2016 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;
import java.util.ArrayList;
import java.util.List;
import java.util.Set;
import org.eclipse.core.expressions.Expression;
import org.eclipse.core.expressions.IEvaluationContext;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.debug.core.DebugPlugin;
import org.eclipse.debug.core.ILaunchConfiguration;
import org.eclipse.debug.core.ILaunchConfigurationType;
import org.eclipse.debug.internal.ui.DebugUIPlugin;
import org.eclipse.debug.internal.ui.contextlaunching.LaunchingResourceManager;
import org.eclipse.debug.internal.ui.launchConfigurations.LaunchConfigurationManager;
import org.eclipse.debug.internal.ui.launchConfigurations.LaunchShortcutExtension;
import org.eclipse.debug.internal.ui.stringsubstitution.SelectedResourceManager;
import org.eclipse.debug.ui.DebugUITools;
import org.eclipse.debug.ui.ILaunchGroup;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Event;
import org.eclipse.ui.IEditorPart;
/**
* Launch shortcut action (proxy to a launch shortcut extension)
*/
public class LaunchShortcutAction extends Action {
private String fMode;
private LaunchShortcutExtension fShortcut;
/**
* Constructor
* @param groupid the id of the launch group
* @param mode the mode to launch in
* @param shortcut the underlying shortcut
*/
public LaunchShortcutAction(String mode, LaunchShortcutExtension shortcut) {
super(shortcut.getLabel(), shortcut.getImageDescriptor());
fShortcut = shortcut;
fMode = mode;
updateEnablement();
}
/**
* Runs with either the active editor or workbench selection.
*
* @see IAction#run()
*/
@Override
public void run() {
runInternal(false);
}
private void runInternal(boolean isShift) {
IStructuredSelection ss = SelectedResourceManager.getDefault().getCurrentSelection();
Object o = ss.getFirstElement();
// store if Shift was pressed to toggle terminate before launch
// preference
if(o instanceof IEditorPart) {
DebugUITools.storeLaunchToggleTerminate(o, isShift);
fShortcut.launch((IEditorPart) o, fMode);
}
else {
DebugUITools.storeLaunchToggleTerminate(ss, isShift);
fShortcut.launch(ss, fMode);
}
}
/* (non-Javadoc)
* @see org.eclipse.jface.action.Action#runWithEvent(org.eclipse.swt.widgets.Event)
*/
@Override
public void runWithEvent(Event event) {
if ((event.stateMask & SWT.MOD1) > 0) {
Set<String> types = fShortcut.getAssociatedConfigurationTypes();
if(!types.isEmpty()) {
LaunchingResourceManager lrm = DebugUIPlugin.getDefault().getLaunchingResourceManager();
IStructuredSelection selection = SelectedResourceManager.getDefault().getCurrentSelection();
ArrayList<LaunchShortcutExtension> shortcuts = new ArrayList<LaunchShortcutExtension>();
shortcuts.add(fShortcut);
IResource resource = SelectedResourceManager.getDefault().getSelectedResource();
if(resource == null) {
resource = lrm.getLaunchableResource(shortcuts, selection);
}
List<ILaunchConfiguration> configs = lrm.getParticipatingLaunchConfigurations(selection, resource, shortcuts, fMode);
LaunchConfigurationManager lcm = DebugUIPlugin.getDefault().getLaunchConfigurationManager();
ILaunchConfigurationType type = DebugPlugin.getDefault().getLaunchManager().getLaunchConfigurationType((String) types.toArray()[0]);
String groupid = null;
ILaunchGroup group = lcm.getLaunchGroup(type, fMode);
if(group != null) {
groupid = group.getIdentifier();
}
ILaunchConfiguration config = lcm.getMRUConfiguration(configs, group, resource);
if(config == null) {
if(configs.size() > 0) {
config = configs.get(0);
}
}
if(config != null) {
selection = new StructuredSelection(config);
}
else {
if(type != null) {
selection = new StructuredSelection(type);
}
}
DebugUITools.openLaunchConfigurationDialogOnGroup(DebugUIPlugin.getShell(), selection, groupid);
}
else {
run();
}
}
else {
runInternal(((event.stateMask & SWT.SHIFT) > 0) ? true : false);
}
}
/**
* Since these actions are re-created each time the run/debug as menu is
* filled, the enablement of this action is static.
*/
private void updateEnablement() {
boolean enabled = false;
IStructuredSelection ss = SelectedResourceManager.getDefault().getCurrentSelection();
Object o = ss.getFirstElement();
if(o instanceof IEditorPart) {
enabled = true;
}
else {
try {
// check enablement logic, if any
Expression expression = fShortcut.getShortcutEnablementExpression();
if (expression == null) {
enabled = !ss.isEmpty();
} else {
List<?> list = ss.toList();
IEvaluationContext context = DebugUIPlugin.createEvaluationContext(list);
context.addVariable("selection", list); //$NON-NLS-1$
enabled = fShortcut.evalEnablementExpression(context, expression);
}
} catch (CoreException e) {}
}
setEnabled(enabled);
}
}
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