--- /dev/null
+/*******************************************************************************
+ * Copyright (c) 2000, 2003 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 net.sourceforge.phpdt.internal.ui.actions;
+
+import org.eclipse.jface.action.IAction;
+import org.eclipse.jface.action.IMenuManager;
+
+import org.eclipse.jface.text.source.ISourceViewer;
+import org.eclipse.jface.text.source.IVerticalRulerInfo;
+import org.eclipse.jface.text.source.projection.ProjectionViewer;
+
+import org.eclipse.ui.IEditorPart;
+import org.eclipse.ui.editors.text.IFoldingCommandIds;
+import org.eclipse.ui.texteditor.AbstractRulerActionDelegate;
+import org.eclipse.ui.texteditor.ITextEditor;
+import org.eclipse.ui.texteditor.TextOperationAction;
+
+import net.sourceforge.phpeclipse.phpeditor.PHPEditor;
+
+
+/**
+ * Groups the JDT folding actions.
+ *
+ * @since 3.0
+ */
+public class FoldingToggleRulerAction extends AbstractRulerActionDelegate {
+
+ private IAction fUIAction;
+ private TextOperationAction fAction;
+ private ITextEditor fTextEditor;
+
+ /*
+ * @see org.eclipse.ui.texteditor.AbstractRulerActionDelegate#createAction(org.eclipse.ui.texteditor.ITextEditor, org.eclipse.jface.text.source.IVerticalRulerInfo)
+ */
+ protected IAction createAction(ITextEditor editor, IVerticalRulerInfo rulerInfo) {
+ fTextEditor= editor;
+ fAction= new TextOperationAction(ActionMessages.getResourceBundle(), "Projection.Toggle.", editor, ProjectionViewer.TOGGLE, true); //$NON-NLS-1$
+ fAction.setActionDefinitionId(IFoldingCommandIds.FOLDING_TOGGLE);
+
+ return fAction;
+ }
+
+ /*
+ * @see org.eclipse.ui.texteditor.AbstractRulerActionDelegate#setActiveEditor(org.eclipse.jface.action.IAction, org.eclipse.ui.IEditorPart)
+ */
+ public void setActiveEditor(IAction callerAction, IEditorPart targetEditor) {
+ fUIAction= callerAction;
+ super.setActiveEditor(callerAction, targetEditor);
+ }
+
+ /*
+ * @see org.eclipse.ui.texteditor.AbstractRulerActionDelegate#menuAboutToShow(org.eclipse.jface.action.IMenuManager)
+ */
+ public void menuAboutToShow(IMenuManager manager) {
+ update();
+ super.menuAboutToShow(manager);
+ }
+
+ private void update() {
+ if (fTextEditor instanceof PHPEditor) {
+ ISourceViewer viewer= ((PHPEditor) fTextEditor).getViewer();
+ if (viewer instanceof ProjectionViewer) {
+ boolean enabled= ((ProjectionViewer) viewer).getProjectionAnnotationModel() != null;
+ fUIAction.setChecked(enabled);
+ }
+ }
+ }
+}