1 files changed, 163 insertions, 0 deletions
diff --git a/systemtap/org.eclipse.linuxtools.systemtap.ui.ide/src/org/eclipse/linuxtools/systemtap/ui/ide/editors/stp/STPEditor.java b/systemtap/org.eclipse.linuxtools.systemtap.ui.ide/src/org/eclipse/linuxtools/systemtap/ui/ide/editors/stp/STPEditor.java
new file mode 100644
index 0000000000..8459da82e3
--- /dev/null
+++ b/systemtap/org.eclipse.linuxtools.systemtap.ui.ide/src/org/eclipse/linuxtools/systemtap/ui/ide/editors/stp/STPEditor.java
@@ -0,0 +1,163 @@
+/*******************************************************************************
+ * Copyright (c) 2008 Phil Muldoon <pkmuldoon@picobot.org>.
+ * 
+ * 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:
+ *    Phil Muldoon <pkmuldoon@picobot.org> - initial API. 
+ *******************************************************************************/
+
+package org.eclipse.linuxtools.systemtap.ui.ide.editors.stp;
+
+import java.io.File;
+import java.io.IOException;
+import java.net.URL;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.ResourceBundle;
+
+import org.eclipse.core.runtime.FileLocator;
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.core.runtime.Status;
+import org.eclipse.jface.action.Action;
+import org.eclipse.jface.action.IMenuManager;
+import org.eclipse.jface.text.Position;
+import org.eclipse.jface.text.source.Annotation;
+import org.eclipse.jface.text.source.ISourceViewer;
+import org.eclipse.jface.text.source.IVerticalRuler;
+import org.eclipse.jface.text.source.projection.ProjectionAnnotation;
+import org.eclipse.jface.text.source.projection.ProjectionAnnotationModel;
+import org.eclipse.jface.text.source.projection.ProjectionSupport;
+import org.eclipse.jface.text.source.projection.ProjectionViewer;
+import org.eclipse.linuxtools.systemtap.ui.editor.ColorManager;
+import org.eclipse.linuxtools.systemtap.ui.editor.SimpleEditor;
+import org.eclipse.linuxtools.systemtap.ui.ide.internal.IDEPlugin;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.ui.texteditor.ContentAssistAction;
+import org.eclipse.ui.texteditor.ITextEditorActionConstants;
+import org.eclipse.ui.texteditor.ITextEditorActionDefinitionIds;
+
+public class STPEditor extends SimpleEditor {
+
+	private ColorManager colorManager;
+	
+    private ProjectionSupport stpProjectionSupport;
+	private Annotation[] stpOldAnnotations;
+	private ProjectionAnnotationModel stpAnnotationModel;
+
+	public STPEditor() {
+		super();
+		URL completionURL = null;
+	
+		completionURL = buildCompletionDataLocation("completion/stp_completion.properties");
+		STPMetadataSingleton completionDataStore = STPMetadataSingleton.getInstance();
+		
+		if (completionURL != null)
+			completionDataStore.build(completionURL);
+
+		colorManager = new ColorManager();
+		setSourceViewerConfiguration(new STPConfiguration(colorManager,this));
+		setDocumentProvider(new STPDocumentProvider());
+	}
+
+	public void createPartControl(Composite parent)
+	{
+	    super.createPartControl(parent);
+	   ProjectionViewer viewer =(ProjectionViewer)getSourceViewer();
+	   stpProjectionSupport = new ProjectionSupport(viewer,getAnnotationAccess(),getSharedColors());
+	   stpProjectionSupport.install();
+	   viewer.doOperation(ProjectionViewer.TOGGLE);
+	   stpAnnotationModel = viewer.getProjectionAnnotationModel();
+	}
+	
+	protected ISourceViewer createSourceViewer(Composite parent, IVerticalRuler ruler, int styles) {
+		
+		ISourceViewer viewer = new ProjectionViewer(parent, ruler,
+				getOverviewRuler(), isOverviewRulerVisible(), styles);
+		getSourceViewerDecorationSupport(viewer);
+		return viewer;
+	}
+
+		
+	public void updateFoldingStructure(ArrayList<Position> updatedPositions)
+	{
+		ProjectionAnnotation annotation;
+		Annotation[] updatedAnnotations = new Annotation[updatedPositions.size()];
+		HashMap<ProjectionAnnotation, Position> newAnnotations = new HashMap<ProjectionAnnotation, Position>();
+		for(int i =0;i<updatedPositions.size();i++)
+		{
+			annotation = new ProjectionAnnotation();	
+			newAnnotations.put(annotation,updatedPositions.get(i));
+			updatedAnnotations[i]=annotation;
+		}
+		stpAnnotationModel.modifyAnnotations(stpOldAnnotations,newAnnotations,null);		
+		stpOldAnnotations = updatedAnnotations;
+	}
+	
+	protected void createActions() {
+		Action action = new ContentAssistAction(ResourceBundle.getBundle("org.eclipse.linuxtools.systemtap.ui.ide.editors.stp.strings"), "ContentAssistProposal.", this); 
+		String id = ITextEditorActionDefinitionIds.CONTENT_ASSIST_PROPOSALS;
+		action.setActionDefinitionId(id);
+		setAction("ContentAssistProposal", action); 
+		markAsStateDependentAction("ContentAssistProposal", true);
+		super.createActions();
+	}
+	
+	public ISourceViewer getMySourceViewer() {
+		return this.getSourceViewer();
+	}
+	
+	public void dispose() {
+		colorManager.dispose();
+		super.dispose();
+	}
+
+	protected void editorContextMenuAboutToShow(IMenuManager menu) {
+
+		super.editorContextMenuAboutToShow(menu);
+		addAction(menu, ITextEditorActionConstants.GROUP_EDIT,
+				ITextEditorActionConstants.SHIFT_RIGHT);
+		addAction(menu, ITextEditorActionConstants.GROUP_EDIT,
+				ITextEditorActionConstants.SHIFT_LEFT);
+
+	}
+	
+	private URL buildCompletionDataLocation(String completionDataLocation) {
+		URL completionURLLocation = null; 
+		try {
+			completionURLLocation = getCompletionURL(completionDataLocation);			
+		} catch (IOException e) {
+			completionURLLocation = null;
+		}
+		
+		if (completionURLLocation == null) {
+			IDEPlugin.getDefault().getLog().log(new Status(IStatus.ERROR, IDEPlugin.PLUGIN_ID, 
+					IStatus.OK, "Cannot locate plug-in location for System Tap completion metadata " +
+							"(completion/stp_completion.properties). Completions are not available.", null));
+			return null;
+		} 
+		
+		File completionFile = new File(completionURLLocation.getFile());
+		if ((completionFile == null) || (!completionFile.exists()) || (!completionFile.canRead())) {
+			IDEPlugin.getDefault().getLog().log(new Status(IStatus.ERROR, IDEPlugin.PLUGIN_ID, 
+					IStatus.OK, "Cannot find System Tap completion metadata at  " +completionFile.getPath() + 
+					"Completions are not available.", null));
+					
+			return null;
+		}
+
+		return completionURLLocation;
+		
+	}
+	private URL getCompletionURL(String completionLocation) throws IOException {
+		URL fileURL = null;
+		URL location = IDEPlugin.getDefault().getBundle().getEntry(completionLocation);
+
+		if (location != null)
+			fileURL = FileLocator.toFileURL(location);		
+		return fileURL;
+	}
+}
+\ No newline at end of file