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/*******************************************************************************
* Copyright (c) 2005, 2006 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.wst.xml.ui.internal.actions;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.text.ITextSelection;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.window.Window;
import org.eclipse.swt.custom.BusyIndicator;
import org.eclipse.swt.widgets.Event;
import org.eclipse.ui.IActionDelegate2;
import org.eclipse.ui.IEditorActionDelegate;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IViewActionDelegate;
import org.eclipse.ui.IViewPart;
import org.eclipse.ui.texteditor.ITextEditor;
import org.eclipse.wst.sse.core.StructuredModelManager;
import org.eclipse.wst.sse.core.internal.cleanup.IStructuredCleanupProcessor;
import org.eclipse.wst.sse.core.internal.provisional.IStructuredModel;
import org.eclipse.wst.sse.ui.internal.SSEUIMessages;
import org.eclipse.wst.xml.core.internal.cleanup.CleanupProcessorXML;
import org.eclipse.wst.xml.ui.internal.XMLUIMessages;
/**
* Cleanup action delegate for CSS editor
*/
public class CleanupActionXMLDelegate implements IEditorActionDelegate, IActionDelegate2, IViewActionDelegate {
private IEditorPart fEditor;
private IStructuredCleanupProcessor fCleanupProcessor;
public void setActiveEditor(IAction action, IEditorPart targetEditor) {
fEditor = targetEditor;
}
public void dispose() {
// nulling out just in case
fEditor = null;
fCleanupProcessor = null;
}
public void init(IAction action) {
if (action != null) {
action.setText(XMLUIMessages.CleanupDocument_label);
action.setToolTipText(XMLUIMessages.CleanupDocument_tooltip);
action.setDescription(XMLUIMessages.CleanupDocument_description);
}
}
public void runWithEvent(IAction action, Event event) {
run(action);
}
public void init(IViewPart view) {
// do nothing
}
public void run(IAction action) {
if (fEditor instanceof ITextEditor) {
final ITextEditor editor = (ITextEditor) fEditor;
Dialog cleanupDialog = new CleanupDialogXML(editor.getSite().getShell());
if (cleanupDialog.open() == Window.OK) {
// setup runnable
Runnable runnable = new Runnable() {
public void run() {
IStructuredCleanupProcessor cleanupProcessor = getCleanupProcessor();
if (cleanupProcessor != null) {
IStructuredModel model = null;
try {
model = StructuredModelManager.getModelManager().getExistingModelForEdit(editor.getDocumentProvider().getDocument(editor.getEditorInput()));
if (model != null) {
cleanupProcessor.cleanupModel(model);
}
}
finally {
if (model != null) {
model.releaseFromEdit();
}
}
}
}
};
// TODO: make independent of 'model'.
IStructuredModel model = null;
try {
model = StructuredModelManager.getModelManager().getExistingModelForEdit(editor.getDocumentProvider().getDocument(editor.getEditorInput()));
if (model != null) {
// begin recording
ITextSelection selection = (ITextSelection) editor.getSelectionProvider().getSelection();
model.beginRecording(this, SSEUIMessages.Cleanup_Document_UI_, SSEUIMessages.Cleanup_Document_UI_, selection.getOffset(), selection.getLength());
// tell the model that we are about to make a big
// model change
model.aboutToChangeModel();
// run
BusyIndicator.showWhile(fEditor.getEditorSite().getWorkbenchWindow().getShell().getDisplay(), runnable);
}
}
finally {
if (model != null) {
// tell the model that we are done with the big
// model
// change
model.changedModel();
// end recording
ITextSelection selection = (ITextSelection) editor.getSelectionProvider().getSelection();
model.endRecording(this, selection.getOffset(), selection.getLength());
model.releaseFromEdit();
}
}
}
}
}
public void selectionChanged(IAction action, ISelection selection) {
// do nothing
}
IStructuredCleanupProcessor getCleanupProcessor() {
if (fCleanupProcessor == null) {
fCleanupProcessor = new CleanupProcessorXML();
}
return fCleanupProcessor;
}
}
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