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

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/JavaSourceViewer.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/JavaSourceViewer.java
index 80e6949..124ee59 100644
--- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/JavaSourceViewer.java
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/JavaSourceViewer.java
@@ -11,40 +11,130 @@
 
 package net.sourceforge.phpeclipse.phpeditor;
 
+import java.util.ArrayList;
 
-import org.eclipse.swt.widgets.Composite;
+import net.sourceforge.phpdt.internal.ui.text.SmartBackspaceManager;
+import net.sourceforge.phpdt.ui.PreferenceConstants;
+import net.sourceforge.phpdt.ui.text.PHPSourceViewerConfiguration;
 
+import org.eclipse.jface.preference.IPreferenceStore;
+import org.eclipse.jface.preference.PreferenceConverter;
+import org.eclipse.jface.text.Assert;
+import org.eclipse.jface.text.ITextPresentationListener;
 import org.eclipse.jface.text.information.IInformationPresenter;
+import org.eclipse.jface.text.reconciler.IReconciler;
 import org.eclipse.jface.text.source.IOverviewRuler;
 import org.eclipse.jface.text.source.IVerticalRuler;
-import org.eclipse.jface.text.source.SourceViewer;
 import org.eclipse.jface.text.source.SourceViewerConfiguration;
+import org.eclipse.jface.text.source.projection.ProjectionViewer;
+import org.eclipse.jface.util.IPropertyChangeListener;
+import org.eclipse.jface.util.PropertyChangeEvent;
+import org.eclipse.swt.custom.StyledText;
+import org.eclipse.swt.graphics.Color;
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.graphics.RGB;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.ui.texteditor.AbstractDecoratedTextEditorPreferenceConstants;
 
-//import net.sourceforge.phpdt.ui.text.JavaSourceViewerConfiguration;
-
-
-
-public class JavaSourceViewer extends SourceViewer {
+public class JavaSourceViewer extends ProjectionViewer implements
+		IPropertyChangeListener {
 
 	/**
 	 * Text operation code for requesting the outline for the current input.
 	 */
-	public static final int SHOW_OUTLINE= 51;
+	public static final int SHOW_OUTLINE = 51;
 
 	/**
-	 * Text operation code for requesting the outline for the element at the current position.
+	 * Text operation code for requesting the outline for the element at the
+	 * current position.
 	 */
-	public static final int OPEN_STRUCTURE= 52;
+	public static final int OPEN_STRUCTURE = 52;
 
+	/**
+	 * Text operation code for requesting the hierarchy for the current input.
+	 */
+	public static final int SHOW_HIERARCHY = 53;
 
 	private IInformationPresenter fOutlinePresenter;
+
 	private IInformationPresenter fStructurePresenter;
 
-	public JavaSourceViewer(Composite parent, IVerticalRuler verticalRuler, IOverviewRuler overviewRuler, boolean showAnnotationsOverview, int styles) {
-		super(parent, verticalRuler, overviewRuler, showAnnotationsOverview, styles);
+	// private IInformationPresenter fHierarchyPresenter;
+
+	/**
+	 * This viewer's foreground color.
+	 * 
+	 * @since 3.0
+	 */
+	private Color fForegroundColor;
+
+	/**
+	 * The viewer's background color.
+	 * 
+	 * @since 3.0
+	 */
+	private Color fBackgroundColor;
+
+	/**
+	 * This viewer's selection foreground color.
+	 * 
+	 * @since 3.0
+	 */
+	private Color fSelectionForegroundColor;
+
+	/**
+	 * The viewer's selection background color.
+	 * 
+	 * @since 3.0
+	 */
+	private Color fSelectionBackgroundColor;
+
+	/**
+	 * The preference store.
+	 * 
+	 * @since 3.0
+	 */
+	private IPreferenceStore fPreferenceStore;
+
+	/**
+	 * Is this source viewer configured?
+	 * 
+	 * @since 3.0
+	 */
+	private boolean fIsConfigured;
+
+	/**
+	 * The backspace manager of this viewer.
+	 * 
+	 * @since 3.0
+	 */
+	private SmartBackspaceManager fBackspaceManager;
+
+	public JavaSourceViewer(Composite parent, IVerticalRuler verticalRuler,
+			IOverviewRuler overviewRuler, boolean showAnnotationsOverview,
+			int styles, IPreferenceStore store) {
+		super(parent, verticalRuler, overviewRuler, showAnnotationsOverview,
+				styles);
+		setPreferenceStore(store);
 	}
 
 	/*
+	 * @see org.eclipse.jface.text.source.SourceViewer#createFormattingContext()
+	 * @since 3.0
+	 */
+	// public IFormattingContext createFormattingContext() {
+	//
+	// IFormattingContext context= new CommentFormattingContext();
+	// Map map= new Hashtable(JavaCore.getOptions());
+	//		
+	// context.storeToMap(PreferenceConstants.getPreferenceStore(), map, false);
+	// context.setProperty(FormattingContextProperties.CONTEXT_PREFERENCES,
+	// map);
+	//		
+	// return context;
+	// }
+	/*
 	 * @see ITextOperationTarget#doOperation(int)
 	 */
 	public void doOperation(int operation) {
@@ -52,14 +142,24 @@ public class JavaSourceViewer extends SourceViewer {
 			return;
 
 		switch (operation) {
-			case SHOW_OUTLINE:
-				fOutlinePresenter.showInformation();
-				return;
-			case OPEN_STRUCTURE:
-				fStructurePresenter.showInformation();
-				return;
+		case SHOW_OUTLINE:
+			fOutlinePresenter.showInformation();
+			return;
+		case OPEN_STRUCTURE:
+			fStructurePresenter.showInformation();
+			return;
+		case SHOW_HIERARCHY:
+			// fHierarchyPresenter.showInformation();
+			return;
+		case FORMAT:
+			Point point = getSelectedRange();
+			if (point.y == 0) {
+				// setSelectedRange(0, getDocument().getLength());
+				revealRange(0, getDocument().getLength());
+			}
+			break;
 		}
-		
+
 		super.doOperation(operation);
 	}
 
@@ -71,6 +171,10 @@ public class JavaSourceViewer extends SourceViewer {
 			return fOutlinePresenter != null;
 		if (operation == OPEN_STRUCTURE)
 			return fStructurePresenter != null;
+		if (operation == SHOW_HIERARCHY)
+			// return fHierarchyPresenter != null;
+			return false;
+
 		return super.canDoOperation(operation);
 	}
 
@@ -80,27 +184,288 @@ public class JavaSourceViewer extends SourceViewer {
 	public void configure(SourceViewerConfiguration configuration) {
 		super.configure(configuration);
 		if (configuration instanceof PHPSourceViewerConfiguration) {
-			fOutlinePresenter= ((PHPSourceViewerConfiguration)configuration).getOutlinePresenter(this, false);
+			fOutlinePresenter = ((PHPSourceViewerConfiguration) configuration)
+					.getOutlinePresenter(this, false);
 			fOutlinePresenter.install(this);
 		}
 		if (configuration instanceof PHPSourceViewerConfiguration) {
-			fStructurePresenter= ((PHPSourceViewerConfiguration)configuration).getOutlinePresenter(this, true);
+			fStructurePresenter = ((PHPSourceViewerConfiguration) configuration)
+					.getOutlinePresenter(this, true);
 			fStructurePresenter.install(this);
 		}
+		if (configuration instanceof PHPSourceViewerConfiguration) {
+			// fHierarchyPresenter=
+			// ((PHPSourceViewerConfiguration)configuration).getHierarchyPresenter(this,
+			// true);
+			// fHierarchyPresenter.install(this);
+
+			if (fPreferenceStore != null) {
+				fPreferenceStore.addPropertyChangeListener(this);
+				initializeViewerColors();
+			}
+		}
+		fIsConfigured = true;
+	}
+
+	protected void initializeViewerColors() {
+		if (fPreferenceStore != null) {
+
+			StyledText styledText = getTextWidget();
+
+			// ----------- foreground color --------------------
+			Color color = fPreferenceStore
+					.getBoolean(PreferenceConstants.EDITOR_FOREGROUND_DEFAULT_COLOR) ? null
+					: createColor(fPreferenceStore,
+							PreferenceConstants.EDITOR_FOREGROUND_COLOR,
+							styledText.getDisplay());
+			styledText.setForeground(color);
+
+			if (fForegroundColor != null)
+				fForegroundColor.dispose();
+
+			fForegroundColor = color;
+
+			// ---------- background color ----------------------
+			color = fPreferenceStore
+					.getBoolean(PreferenceConstants.EDITOR_BACKGROUND_DEFAULT_COLOR) ? null
+					: createColor(fPreferenceStore,
+							PreferenceConstants.EDITOR_BACKGROUND_COLOR,
+							styledText.getDisplay());
+			styledText.setBackground(color);
+
+			if (fBackgroundColor != null)
+				fBackgroundColor.dispose();
+
+			fBackgroundColor = color;
+
+			// ----------- selection foreground color --------------------
+			color = fPreferenceStore
+					.getBoolean(AbstractDecoratedTextEditorPreferenceConstants.EDITOR_SELECTION_FOREGROUND_DEFAULT_COLOR) ? null
+					: createColor(
+							fPreferenceStore,
+							AbstractDecoratedTextEditorPreferenceConstants.EDITOR_SELECTION_FOREGROUND_COLOR,
+							styledText.getDisplay());
+			styledText.setSelectionForeground(color);
+
+			if (fSelectionForegroundColor != null)
+				fSelectionForegroundColor.dispose();
+
+			fSelectionForegroundColor = color;
+
+			// ---------- selection background color ----------------------
+			color = fPreferenceStore
+					.getBoolean(AbstractDecoratedTextEditorPreferenceConstants.EDITOR_SELECTION_BACKGROUND_DEFAULT_COLOR) ? null
+					: createColor(
+							fPreferenceStore,
+							AbstractDecoratedTextEditorPreferenceConstants.EDITOR_SELECTION_BACKGROUND_COLOR,
+							styledText.getDisplay());
+			styledText.setSelectionBackground(color);
+
+			if (fSelectionBackgroundColor != null)
+				fSelectionBackgroundColor.dispose();
+
+			fSelectionBackgroundColor = color;
+		}
+	}
+
+	/**
+	 * Creates a color from the information stored in the given preference
+	 * store. Returns <code>null</code> if there is no such information
+	 * available.
+	 * 
+	 * @param store
+	 *            the store to read from
+	 * @param key
+	 *            the key used for the lookup in the preference store
+	 * @param display
+	 *            the display used create the color
+	 * @return the created color according to the specification in the
+	 *         preference store
+	 * @since 3.0
+	 */
+	private Color createColor(IPreferenceStore store, String key,
+			Display display) {
+
+		RGB rgb = null;
+
+		if (store.contains(key)) {
+
+			if (store.isDefault(key))
+				rgb = PreferenceConverter.getDefaultColor(store, key);
+			else
+				rgb = PreferenceConverter.getColor(store, key);
+
+			if (rgb != null)
+				return new Color(display, rgb);
+		}
+
+		return null;
 	}
 
 	/*
-	 * @see TextViewer#handleDispose()
+	 * @see org.eclipse.jface.text.source.ISourceViewerExtension2#unconfigure()
+	 * @since 3.0
 	 */
-	protected void handleDispose() {
+	public void unconfigure() {
 		if (fOutlinePresenter != null) {
-			fOutlinePresenter.uninstall();	
-			fOutlinePresenter= null;
+			fOutlinePresenter.uninstall();
+			fOutlinePresenter = null;
 		}
 		if (fStructurePresenter != null) {
 			fStructurePresenter.uninstall();
-			fStructurePresenter= null;
+			fStructurePresenter = null;
+		}
+		// if (fHierarchyPresenter != null) {
+		// fHierarchyPresenter.uninstall();
+		// fHierarchyPresenter= null;
+		// }
+		if (fForegroundColor != null) {
+			fForegroundColor.dispose();
+			fForegroundColor = null;
+		}
+		if (fBackgroundColor != null) {
+			fBackgroundColor.dispose();
+			fBackgroundColor = null;
 		}
+		if (fPreferenceStore != null)
+			fPreferenceStore.removePropertyChangeListener(this);
+
+		super.unconfigure();
+
+		fIsConfigured = false;
+	}
+
+	/*
+	 * @see org.eclipse.jface.text.source.SourceViewer#rememberSelection()
+	 */
+	public Point rememberSelection() {
+		return super.rememberSelection();
+	}
+
+	/*
+	 * @see org.eclipse.jface.text.source.SourceViewer#restoreSelection()
+	 */
+	public void restoreSelection() {
+		super.restoreSelection();
+	}
+
+	/*
+	 * @see org.eclipse.jface.util.IPropertyChangeListener#propertyChange(org.eclipse.jface.util.PropertyChangeEvent)
+	 */
+	public void propertyChange(PropertyChangeEvent event) {
+		String property = event.getProperty();
+		if (PreferenceConstants.EDITOR_FOREGROUND_COLOR.equals(property)
+				|| PreferenceConstants.EDITOR_FOREGROUND_DEFAULT_COLOR
+						.equals(property)
+				|| PreferenceConstants.EDITOR_BACKGROUND_COLOR.equals(property)
+				|| PreferenceConstants.EDITOR_BACKGROUND_DEFAULT_COLOR
+						.equals(property)
+				|| AbstractDecoratedTextEditorPreferenceConstants.EDITOR_SELECTION_FOREGROUND_COLOR
+						.equals(property)
+				|| AbstractDecoratedTextEditorPreferenceConstants.EDITOR_SELECTION_FOREGROUND_DEFAULT_COLOR
+						.equals(property)
+				|| AbstractDecoratedTextEditorPreferenceConstants.EDITOR_SELECTION_BACKGROUND_COLOR
+						.equals(property)
+				|| AbstractDecoratedTextEditorPreferenceConstants.EDITOR_SELECTION_BACKGROUND_DEFAULT_COLOR
+						.equals(property)) {
+			initializeViewerColors();
+		}
+	}
+
+	/**
+	 * Sets the preference store on this viewer.
+	 * 
+	 * @param store
+	 *            the preference store
+	 * 
+	 * @since 3.0
+	 */
+	public void setPreferenceStore(IPreferenceStore store) {
+		if (fIsConfigured && fPreferenceStore != null)
+			fPreferenceStore.removePropertyChangeListener(this);
+
+		fPreferenceStore = store;
+
+		if (fIsConfigured && fPreferenceStore != null) {
+			fPreferenceStore.addPropertyChangeListener(this);
+			initializeViewerColors();
+		}
+	}
+
+	/*
+	 * @see org.eclipse.jface.text.source.SourceViewer#createControl(org.eclipse.swt.widgets.Composite,
+	 *      int)
+	 */
+	protected void createControl(Composite parent, int styles) {
+		super.createControl(parent, styles);
+
+		fBackspaceManager = new SmartBackspaceManager();
+		fBackspaceManager.install(this);
+	}
+
+	/**
+	 * Returns the backspace manager for this viewer.
+	 * 
+	 * @return the backspace manager for this viewer, or <code>null</code> if
+	 *         there is none
+	 * @since 3.0
+	 */
+	public SmartBackspaceManager getBackspaceManager() {
+		return fBackspaceManager;
+	}
+
+	/*
+	 * @see org.eclipse.jface.text.source.SourceViewer#handleDispose()
+	 */
+	protected void handleDispose() {
+		if (fBackspaceManager != null) {
+			fBackspaceManager.uninstall();
+			fBackspaceManager = null;
+		}
+
 		super.handleDispose();
 	}
+
+	/**
+	 * Prepends the text presentation listener at the beginning of the viewer's
+	 * list of text presentation listeners. If the listener is already
+	 * registered with the viewer this call moves the listener to the beginning
+	 * of the list.
+	 * 
+	 * @param listener
+	 *            the text presentation listener
+	 * @since 3.0
+	 */
+	public void prependTextPresentationListener(
+			ITextPresentationListener listener) {
+
+		Assert.isNotNull(listener);
+
+		if (fTextPresentationListeners == null)
+			fTextPresentationListeners = new ArrayList();
+
+		fTextPresentationListeners.remove(listener);
+		fTextPresentationListeners.add(0, listener);
+	}
+
+	/**
+	 * Sets the given reconciler.
+	 * 
+	 * @param reconciler
+	 *            the reconciler
+	 * @since 3.0
+	 */
+	void setReconciler(IReconciler reconciler) {
+		fReconciler = reconciler;
+	}
+
+	/**
+	 * Returns the reconciler.
+	 * 
+	 * @return the reconciler or <code>null</code> if not set
+	 * @since 3.0
+	 */
+	Object getReconciler() {
+		return fReconciler;
+	}
 }