X-Git-Url: http://git.phpeclipse.com

diff --git a/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpdt/internal/ui/actions/FoldingToggleRulerAction.java b/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpdt/internal/ui/actions/FoldingToggleRulerAction.java
new file mode 100644
index 0000000..49502ea
--- /dev/null
+++ b/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpdt/internal/ui/actions/FoldingToggleRulerAction.java
@@ -0,0 +1,80 @@
+/*******************************************************************************
+ * 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 net.sourceforge.phpeclipse.phpeditor.PHPEditor;
+
+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;
+
+/**
+ * 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);
+			}
+		}
+	}
+}