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/*******************************************************************************
* Copyright (c) 2005, 2006 IBM Corporation 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.jface.tests.viewers;
import java.lang.reflect.Method;
import org.eclipse.jface.viewers.ColumnViewer;
import org.eclipse.jface.viewers.ITableLabelProvider;
import org.eclipse.jface.viewers.StructuredViewer;
import org.eclipse.jface.viewers.TreeViewer;
import org.eclipse.jface.viewers.ViewerColumn;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Tree;
import org.eclipse.swt.widgets.TreeColumn;
import org.eclipse.swt.widgets.TreeItem;
public class TreeViewerColumnTest extends AbstractTreeViewerTest {
public static class TableTreeTestLabelProvider extends TestLabelProvider
implements ITableLabelProvider {
public boolean fExtended = false;
public String getText(Object element) {
if (fExtended)
return providedString((String) element);
return element.toString();
}
public String getColumnText(Object element, int index) {
if (fExtended)
return providedString((TestElement) element);
return element.toString();
}
public Image getColumnImage(Object element, int columnIndex) {
return null;
}
}
public TreeViewerColumnTest(String name) {
super(name);
}
protected StructuredViewer createViewer(Composite parent) {
TreeViewer viewer = new TreeViewer(parent);
viewer.setContentProvider(new TestModelContentProvider());
viewer.setLabelProvider(new TableTreeTestLabelProvider());
viewer.getTree().setLinesVisible(true);
viewer.getTree().setHeaderVisible(true);
String headers[] = { "column 1 header", "column 2 header" };
final TreeColumn columns[] = new TreeColumn[headers.length];
for (int i = 0; i < headers.length; i++) {
TreeColumn tc = new TreeColumn(viewer.getTree(),
SWT.NONE, i);
tc.setResizable(true);
tc.setText(headers[i]);
tc.setWidth(25);
columns[i] = tc;
}
fTreeViewer = viewer;
return viewer;
}
protected int getItemCount() {
TestElement first = fRootElement.getFirstChild();
TreeItem ti = (TreeItem) fViewer.testFindItem(first);
return ti.getParent().getItemCount();
}
protected int getItemCount(TestElement element) {
TreeItem ti = (TreeItem) fViewer.testFindItem(element);
return ti.getItemCount();
}
protected String getItemText(int at) {
return ((Tree) fViewer.getControl()).getItems()[at].getText();
}
public static void main(String args[]) {
junit.textui.TestRunner.run(TreeViewerColumnTest.class);
}
private ViewerColumn getViewerColumn(ColumnViewer viewer, int index) {
Method method;
try {
method = ColumnViewer.class.getDeclaredMethod("getViewerColumn", new Class[]{int.class});
method.setAccessible(true);
return (ViewerColumn) method.invoke(viewer, new Object[]{new Integer(index)});
} catch (Exception e) {
throw new RuntimeException(e);
}
}
public void testViewerColumn() {
assertNull(getViewerColumn((TreeViewer) fViewer, -1));
assertNotNull(getViewerColumn((TreeViewer) fViewer, 0));
assertNotNull(getViewerColumn((TreeViewer) fViewer, 1));
assertNull(getViewerColumn((TreeViewer) fViewer, 2));
}
public void testLabelProvider() {
TreeViewer viewer = (TreeViewer) fViewer;
TableTreeTestLabelProvider provider = (TableTreeTestLabelProvider) viewer
.getLabelProvider();
provider.fExtended = true;
// BUG 1FZ5SDC: JFUIF:WINNT - TableViewerColumn should listen for LabelProvider changes
fViewer.refresh();
TestElement first = fRootElement.getFirstChild();
String newLabel = providedString(first);
assertEquals("rendered label", newLabel, getItemText(0));
provider.fExtended = false;
// BUG 1FZ5SDC: JFUIF:WINNT - TableViewerColumn should listen for LabelProvider changes
fViewer.refresh();
}
public void testLabelProviderStateChange() {
TreeViewer viewer = (TreeViewer) fViewer;
TableTreeTestLabelProvider provider = (TableTreeTestLabelProvider) viewer
.getLabelProvider();
provider.fExtended = true;
provider.setSuffix("added suffix");
// BUG 1FZ5SDC: JFUIF:WINNT - TableViewerColumn should listen for LabelProvider changes
fViewer.refresh();
TestElement first = fRootElement.getFirstChild();
String newLabel = providedString(first);
assertEquals("rendered label", newLabel, getItemText(0));
provider.fExtended = false;
// BUG 1FZ5SDC: JFUIF:WINNT - TableViewerColumn should listen for LabelProvider changes
fViewer.refresh();
}
}
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