/*******************************************************************************
* Copyright (c) 2006, 2007 Tom Schindl 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:
* Tom Schindl - initial API and implementation
*******************************************************************************/
package org.eclipse.jface.snippets.viewers;
import org.eclipse.jface.viewers.ColumnViewerToolTipSupport;
import org.eclipse.jface.viewers.ITreeContentProvider;
import org.eclipse.jface.viewers.TreeViewer;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.viewers.ViewerCell;
import org.eclipse.jface.viewers.CellLabelProvider;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
/**
* Explore New API: JFace custom tooltips drawing.
*
* @author Tom Schindl <tom.schindl@bestsolution.at>
* @since 3.3M2
*/
public class Snippet015CustomTooltipsForTree {
private static class MyContentProvider implements ITreeContentProvider {
private static final String ROOT = "Root";
public Object[] getElements(Object inputElement) {
return new Object[]{ROOT};
}
public void dispose() {
}
public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
}
public Object[] getChildren(Object parentElement) {
if(parentElement.equals(ROOT))
return new String[] { "one", "two", "three", "four", "five", "six", "seven", "eight", "nine", "ten" };
return new Object[0];
}
public Object getParent(Object element) {
return null;
}
public boolean hasChildren(Object element) {
return element.equals(ROOT);
}
}
/**
* @param args
*/
public static void main(String[] args) {
final Display display = new Display ();
Shell shell = new Shell (display);
shell.setLayout(new FillLayout());
TreeViewer v = new TreeViewer(shell,SWT.FULL_SELECTION);
v.getTree().setLinesVisible(true);
v.getTree().setHeaderVisible(true);
ColumnViewerToolTipSupport.enableFor(v);
v.setContentProvider(new MyContentProvider());
CellLabelProvider labelProvider = new CellLabelProvider() {
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.ViewerLabelProvider#getTooltipText(java.lang.Object)
*/
public String getToolTipText(Object element) {
return "Tooltip (" + element + ")";
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.ViewerLabelProvider#getTooltipShift(java.lang.Object)
*/
public Point getToolTipShift(Object object) {
return new Point(5,5);
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.ViewerLabelProvider#getTooltipDisplayDelayTime(java.lang.Object)
*/
public int getToolTipDisplayDelayTime(Object object) {
return 2000;
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.ViewerLabelProvider#getTooltipTimeDisplayed(java.lang.Object)
*/
public int getToolTipTimeDisplayed(Object object) {
return 5000;
}
public void update(ViewerCell cell) {
cell.setText(cell.getElement().toString());
}
};
v.setLabelProvider(labelProvider);
v.setInput("");
shell.setSize(200,200);
shell.open ();
while (!shell.isDisposed()) {
if (!display.readAndDispatch ()) {
display.sleep ();
}
}
display.dispose ();
}
}
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