New UI for Find command: find-as-you-type.

editor/tools/plugins/com.xored.glance.ui/src/com/xored/glance/internal/ui/viewers/TextViewerControl.java

Index: editor/tools/plugins/com.xored.glance.ui/src/com/xored/glance/internal/ui/viewers/TextViewerControl.java
===================================================================
--- editor/tools/plugins/com.xored.glance.ui/src/com/xored/glance/internal/ui/viewers/TextViewerControl.java	(revision 0)
+++ editor/tools/plugins/com.xored.glance.ui/src/com/xored/glance/internal/ui/viewers/TextViewerControl.java	(revision 0)
@@ -0,0 +1,104 @@
+/*******************************************************************************
+ * Copyright (c) 2012 xored software, Inc. 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:
+ * xored software, Inc. - initial API and implementation (Yuri Strot)
+ ******************************************************************************/
+package com.xored.glance.internal.ui.viewers;
+
+import org.eclipse.core.runtime.ListenerList;
+import org.eclipse.jface.text.TextSelection;
+import org.eclipse.jface.text.TextViewer;
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.jface.viewers.ISelectionChangedListener;
+import org.eclipse.jface.viewers.SelectionChangedEvent;
+import org.eclipse.swt.graphics.Point;
+
+import com.xored.glance.ui.controls.text.styled.TextSelector;
+import com.xored.glance.ui.sources.BaseTextSource;
+import com.xored.glance.ui.sources.ITextBlock;
+import com.xored.glance.ui.sources.ITextSourceListener;
+import com.xored.glance.ui.sources.Match;
+import com.xored.glance.ui.sources.SourceSelection;
+
+/**
+ * @author Yuri Strot
+ */
+public class TextViewerControl extends BaseTextSource implements ISelectionChangedListener {
+
+  public TextViewerControl(final TextViewer viewer) {
+    this.viewer = viewer;
+    listeners = new ListenerList();
+    blocks = new ColoredTextViewerBlock[] {new ColoredTextViewerBlock(viewer)};
+  }
+
+  public void addTextSourceListener(final ITextSourceListener listener) {
+    listeners.add(listener);
+  }
+
+  public void removeTextSourceListener(final ITextSourceListener listener) {
+    listeners.remove(listener);
+  }
+
+  public void dispose() {
+    if (!disposed) {
+      selector.dispose();
+      viewer.removeSelectionChangedListener(this);
+      getBlock().dispose();
+      disposed = true;
+    }
+  }
+
+  public void selectionChanged(final SelectionChangedEvent event) {
+    final ISelection selection = event.getSelection();
+    if (selection instanceof TextSelection) {
+      final TextSelection tSelection = (TextSelection) selection;
+      final SourceSelection sSelection = new SourceSelection(getBlock(), tSelection.getOffset(),
+          tSelection.getLength());
+      final Object[] objects = listeners.getListeners();
+      for (final Object object : objects) {
+        final ITextSourceListener listener = (ITextSourceListener) object;
+        listener.selectionChanged(sSelection);
+      }
+    }
+  }
+
+  public boolean isDisposed() {
+    return disposed;
+  }
+
+  public ColoredTextViewerBlock getBlock() {
+    return blocks[0];
+  }
+
+  public ITextBlock[] getBlocks() {
+    return blocks;
+  }
+
+  public SourceSelection getSelection() {
+    final Point selection = viewer.getSelectedRange();
+    return new SourceSelection(getBlock(), selection.x, selection.y);
+  }
+
+  public void select(final Match match) {
+    getBlock().setSelected(match);
+    selector.setMatch(match);
+  }
+
+  public void show(final Match[] matches) {
+    getBlock().setMatches(matches);
+  }
+
+  @Override
+  public void init() {
+    selector = new ViewerSelector(viewer);
+    viewer.addSelectionChangedListener(this);
+  }
+
+  private TextSelector selector;
+  private final ListenerList listeners;
+  private boolean disposed;
+  private final ColoredTextViewerBlock[] blocks;
+  private final TextViewer viewer;
+
+}