| /******************************************************************************* |
| * Copyright (c) 2009, 2010 Hiroyuki Inaba and others. |
| * 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: |
| * Hiroyuki Inaba - initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.mylyn.internal.provisional.commons.ui; |
| |
| import java.lang.reflect.Field; |
| |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.events.KeyAdapter; |
| import org.eclipse.swt.events.KeyEvent; |
| import org.eclipse.swt.events.KeyListener; |
| import org.eclipse.swt.events.SelectionAdapter; |
| import org.eclipse.swt.events.SelectionEvent; |
| import org.eclipse.swt.layout.GridData; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Listener; |
| import org.eclipse.swt.widgets.Text; |
| import org.eclipse.swt.widgets.TypedListener; |
| import org.eclipse.ui.dialogs.FilteredTree; |
| import org.eclipse.ui.dialogs.PatternFilter; |
| |
| /** |
| * A {@link FilteredTree} that uses the new look on Eclipse 3.5 and later. |
| * |
| * @author Hiroyuki Inaba |
| */ |
| // TODO e3.5 remove this class and replace with FilteredTree |
| public class EnhancedFilteredTree extends FilteredTree { |
| |
| protected boolean useNewLook; |
| |
| private TextSearchControl searchControl; |
| |
| public EnhancedFilteredTree(Composite parent, int treeStyle, PatternFilter filter, boolean useNewLook) { |
| super(parent, treeStyle, filter); |
| } |
| |
| public EnhancedFilteredTree(Composite parent, int treeStyle, PatternFilter filter) { |
| super(parent, treeStyle, filter); |
| } |
| |
| public EnhancedFilteredTree(Composite parent) { |
| super(parent); |
| } |
| |
| @Override |
| protected void createControl(Composite parent, int treeStyle) { |
| super.createControl(parent, treeStyle); |
| |
| // set this after so that there isn't a double border created around the search |
| useNewLook = setNewLook(this); |
| } |
| |
| @Override |
| protected Composite createFilterControls(Composite parent) { |
| createFilterText(parent); |
| return parent; |
| } |
| |
| public static boolean setNewLook(FilteredTree tree) { |
| try { |
| Field newStyleField = FilteredTree.class.getDeclaredField("useNewLook"); //$NON-NLS-1$ |
| newStyleField.setAccessible(true); |
| newStyleField.setBoolean(tree, true); |
| return newStyleField.getBoolean(tree); |
| } catch (Exception e) { |
| // ignore |
| } |
| return false; |
| } |
| |
| @Override |
| protected void createFilterText(Composite parent) { |
| super.createFilterText(parent); |
| |
| // This code is here to make it so that the key listener for the down arrow listens to the KeyEvent.doit |
| // flag so that the history popup dialog can be keyboard accessible and the down arrow works to select items |
| // from the history |
| if (searchControl != null && searchControl.hasHistorySupport()) { |
| Text textControl = searchControl.getTextControl(); |
| KeyListener downArrowListener = null; |
| Listener[] listeners = textControl.getListeners(SWT.KeyDown); |
| if (listeners != null && listeners.length > 0) { |
| for (Listener listener : listeners) { |
| if (listener instanceof TypedListener |
| && ((TypedListener) listener).getEventListener().getClass().getName().startsWith( |
| "org.eclipse.ui.dialogs.FilteredTree$") //$NON-NLS-1$ |
| && ((TypedListener) listener).getEventListener() instanceof KeyListener) { |
| downArrowListener = (KeyListener) ((TypedListener) listener).getEventListener(); |
| break; |
| } |
| } |
| } |
| if (downArrowListener != null) { |
| final KeyListener oldKeyListener = downArrowListener; |
| textControl.removeKeyListener(downArrowListener); |
| textControl.addKeyListener(new KeyAdapter() { |
| @Override |
| public void keyPressed(KeyEvent e) { |
| if (e.doit) { |
| oldKeyListener.keyPressed(e); |
| } |
| } |
| |
| @Override |
| public void keyReleased(KeyEvent e) { |
| if (e.doit) { |
| oldKeyListener.keyReleased(e); |
| } |
| } |
| }); |
| } |
| } |
| |
| } |
| |
| @Override |
| protected Text doCreateFilterText(Composite parent) { |
| searchControl = new TextSearchControl(parent, true, getHistoryPopupDialog()); |
| |
| searchControl.addSelectionListener(new SelectionAdapter() { |
| |
| @Override |
| public void widgetDefaultSelected(SelectionEvent e) { |
| if (e.detail == TextSearchControl.ICON_CANCEL) { |
| clearText(); |
| } |
| if (e.detail == TextSearchControl.ICON_SEARCH) { |
| textChanged(); |
| } |
| } |
| }); |
| searchControl.setLayoutData(new GridData(SWT.FILL, SWT.BEGINNING, true, false)); |
| return searchControl.getTextControl(); |
| } |
| |
| public TextSearchControl getTextSearchControl() { |
| return searchControl; |
| } |
| |
| protected SearchHistoryPopUpDialog getHistoryPopupDialog() { |
| return new SearchHistoryPopUpDialog(getShell(), SWT.TOP); |
| } |
| } |