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package org.eclipse.wst.css.ui.internal.edit.ui; |
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import org.eclipse.jface.action.IAction; |
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import org.eclipse.jface.dialogs.Dialog; |
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import org.eclipse.jface.text.ITextSelection; |
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import org.eclipse.jface.viewers.ISelection; |
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import org.eclipse.jface.window.Window; |
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import org.eclipse.swt.custom.BusyIndicator; |
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import org.eclipse.swt.widgets.Event; |
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import org.eclipse.ui.IActionDelegate2; |
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import org.eclipse.ui.IEditorActionDelegate; |
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import org.eclipse.ui.IEditorPart; |
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import org.eclipse.ui.IViewActionDelegate; |
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import org.eclipse.ui.IViewPart; |
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import org.eclipse.wst.css.core.internal.cleanup.CleanupProcessorCSS; |
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import org.eclipse.wst.css.ui.internal.CSSUIMessages; |
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import org.eclipse.wst.sse.core.internal.cleanup.IStructuredCleanupProcessor; |
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import org.eclipse.wst.sse.core.internal.provisional.IStructuredModel; |
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import org.eclipse.wst.sse.core.internal.provisional.StructuredModelManager; |
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import org.eclipse.wst.sse.ui.internal.SSEUIMessages; |
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import org.eclipse.wst.sse.ui.internal.StructuredTextEditor; |
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/** |
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* Cleanup action delegate for CSS editor |
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*/ |
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public class CleanupActionCSSDelegate implements IEditorActionDelegate, IActionDelegate2, IViewActionDelegate { |
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private IEditorPart fEditor; |
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private IStructuredCleanupProcessor fCleanupProcessor; |
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public void setActiveEditor(IAction action, IEditorPart targetEditor) { |
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fEditor = targetEditor; |
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} |
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public void dispose() { |
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// nulling out just in case |
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fEditor = null; |
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fCleanupProcessor = null; |
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} |
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public void init(IAction action) { |
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if (action != null) { |
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action.setText(CSSUIMessages.CleanupDocument_label); |
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action.setToolTipText(CSSUIMessages.CleanupDocument_tooltip); |
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action.setDescription(CSSUIMessages.CleanupDocument_description); |
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} |
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} |
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public void runWithEvent(IAction action, Event event) { |
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run(action); |
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} |
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public void init(IViewPart view) { |
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// do nothing |
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} |
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public void run(IAction action) { |
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if (fEditor instanceof StructuredTextEditor) { |
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final StructuredTextEditor editor = (StructuredTextEditor) fEditor; |
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Dialog cleanupDialog = new CleanupDialogCSS(editor.getSite().getShell()); |
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if (cleanupDialog.open() == Window.OK) { |
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// setup runnable |
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Runnable runnable = new Runnable() { |
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public void run() { |
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IStructuredCleanupProcessor cleanupProcessor = getCleanupProcessor(); |
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if (cleanupProcessor != null) { |
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IStructuredModel model = null; |
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try { |
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model = StructuredModelManager.getModelManager().getExistingModelForEdit(editor.getDocumentProvider().getDocument(editor.getEditorInput())); |
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if (model != null) |
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cleanupProcessor.cleanupModel(model); |
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} |
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finally { |
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if (model != null) |
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model.releaseFromEdit(); |
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} |
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} |
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} |
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}; |
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// TODO: make independent of 'model'. |
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IStructuredModel model = null; |
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try { |
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model = StructuredModelManager.getModelManager().getExistingModelForEdit(editor.getDocumentProvider().getDocument(editor.getEditorInput())); |
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if (model != null) { |
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// begin recording |
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ITextSelection selection = (ITextSelection) editor.getSelectionProvider().getSelection(); |
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model.beginRecording(this, SSEUIMessages.Cleanup_Document_UI_, SSEUIMessages.Cleanup_Document_UI_, selection.getOffset(), selection.getLength()); //$NON-NLS-1$ //$NON-NLS-2$ |
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// tell the model that we are about to make a big |
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// model change |
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model.aboutToChangeModel(); |
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// run |
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BusyIndicator.showWhile(editor.getTextViewer().getControl().getDisplay(), runnable); |
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} |
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} |
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finally { |
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if (model != null) { |
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// tell the model that we are done with the big |
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// model |
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// change |
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model.changedModel(); |
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// end recording |
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ITextSelection selection = (ITextSelection) editor.getSelectionProvider().getSelection(); |
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model.endRecording(this, selection.getOffset(), selection.getLength()); |
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model.releaseFromEdit(); |
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} |
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} |
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} |
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} |
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} |
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public void selectionChanged(IAction action, ISelection selection) { |
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// do nothing |
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} |
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IStructuredCleanupProcessor getCleanupProcessor() { |
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if (fCleanupProcessor == null) |
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fCleanupProcessor = new CleanupProcessorCSS(); |
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return fCleanupProcessor; |
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} |
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} |
