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/*******************************************************************************
* Copyright (c) 2000, 2004 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Common Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/cpl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.debug.internal.ui.actions;
import java.text.MessageFormat;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.debug.core.DebugException;
import org.eclipse.debug.core.model.IValueModification;
import org.eclipse.debug.core.model.IVariable;
import org.eclipse.debug.internal.ui.DebugUIPlugin;
import org.eclipse.debug.internal.ui.views.variables.VariablesView;
import org.eclipse.debug.ui.actions.IVariableValueEditor;
import org.eclipse.debug.ui.actions.VariableValueEditorManager;
import org.eclipse.jface.text.BadLocationException;
import org.eclipse.jface.text.source.ISourceViewer;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.actions.SelectionProviderAction;
/**
* Action which assigns a value to a variable from the detail pane
* of the variables view.
*/
public class AssignValueAction extends SelectionProviderAction {
private VariablesView variablesView;
private ISourceViewer detailsViewer;
public AssignValueAction(VariablesView varView, ISourceViewer detailViewer) {
super(varView.getViewer(), ActionMessages.getString("AssignValueAction.1")); //$NON-NLS-1$
variablesView = varView;
detailsViewer = detailViewer;
setEnabled(false);
variablesView.getSite().getKeyBindingService().registerAction(this);
}
/* (non-Javadoc)
* @see org.eclipse.ui.actions.SelectionProviderAction#selectionChanged(org.eclipse.jface.viewers.IStructuredSelection)
*/
public void selectionChanged(IStructuredSelection selection) {
boolean enabled = false;
if ((selection.size() == 1) && (selection.getFirstElement() instanceof IValueModification)) {
IValueModification valMod = (IValueModification) selection.getFirstElement();
if (valMod.supportsValueModification()) {
super.selectionChanged(selection);
enabled = true;
}
}
setEnabled(enabled);
}
/* (non-Javadoc)
* @see org.eclipse.jface.action.IAction#run()
*/
public void run() {
IVariable variable = (IVariable) getStructuredSelection().getFirstElement();
Point selection = detailsViewer.getSelectedRange();
String value = null;
if (selection.y == 0) {
value = detailsViewer.getDocument().get();
} else {
try {
value = detailsViewer.getDocument().get(selection.x, selection.y);
} catch (BadLocationException e1) {
}
}
IWorkbenchWindow window= DebugUIPlugin.getActiveWorkbenchWindow();
Shell activeShell= null;
if (window != null) {
activeShell= window.getShell();
}
String modelIdentifier = variable.getModelIdentifier();
IVariableValueEditor editor = VariableValueEditorManager.getDefault().getVariableValueEditor(modelIdentifier);
if (editor != null) {
if (editor.saveVariable(variable, value, activeShell)) {
// If we successfully delegate to an editor which performs the save,
// don't do any more work.
return;
}
}
try {
// If we failed to delegate to anyone, perform the default assignment.
if (variable.verifyValue(value)) {
variable.setValue(value);
} else {
if (activeShell != null) {
DebugUIPlugin.errorDialog(activeShell, ActionMessages.getString("AssignValueAction.2"), MessageFormat.format(ActionMessages.getString("AssignValueAction.3"), new String[] {value, variable.getName()}), new StatusInfo(IStatus.ERROR, ActionMessages.getString("AssignValueAction.4"))); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
}
}
} catch (DebugException e) {
DebugUIPlugin.log(e);
}
}
/* (non-Javadoc)
* @see org.eclipse.jface.action.IAction#getActionDefinitionId()
*/
public String getActionDefinitionId() {
return "org.eclipse.ui.file.save"; //$NON-NLS-1$
}
}
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