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/*******************************************************************************
* Copyright (c) 2002, 2004 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.ua.tests.util;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Tree;
/*
* A utility for finding widgets inside dialogs.
*/
public class WidgetFinder {
/*
* Finds all controls of the given type.
*/
public static Control[] findControls(Control c, Class type) {
if (c != null) {
if (c instanceof Composite) {
List allChildren = new ArrayList();
Control[] children = ((Composite)c).getChildren();
for (int i=0;i<children.length;++i) {
Control[] controls = findControls(children[i], type);
if (controls != null) {
allChildren.addAll(Arrays.asList(controls));
}
}
boolean isAssignable = type.isAssignableFrom(c.getClass());
Control[] array = new Control[allChildren.size() + (isAssignable ? 1 : 0)];
allChildren.toArray(array);
if (isAssignable) {
array[array.length - 1] = c;
}
return array;
}
else if (type.isAssignableFrom(c.getClass())) {
return new Control[] { c };
}
}
return new Control[0];
}
/*
* Finds all the Trees under the given Control/Composite.
*/
public static Tree[] findTrees(Control c) {
Control[] controls = findControls(c, Tree.class);
Tree[] trees = new Tree[controls.length];
System.arraycopy(controls, 0, trees, 0, controls.length);
return trees;
}
/*
* Finds all the Labels under the given Control/Composite.
*/
public static Label[] findLabels(Control c) {
Control[] controls = findControls(c, Label.class);
Label[] labels = new Label[controls.length];
System.arraycopy(controls, 0, labels, 0, controls.length);
return labels;
}
/*
* Finds any widget that has a getText() method that matches the given text.
*/
public static boolean containsText(String text, Control c) {
// don't take \r into account when comparing
text = text.replaceAll("\r", "");
Control[] controls = findControls(c, Control.class);
for (int i=0;i<controls.length;++i) {
try {
Method m = controls[i].getClass().getMethod("getText", null);
Object obj = m.invoke(controls[i], null);
if (obj != null && obj instanceof String) {
String widgetText = (String)obj;
widgetText = widgetText.replaceAll("\r", "");
if (text.equals(widgetText)) {
return true;
}
}
}
catch (Exception e) {
// the method didn't exist; skip this one
}
}
return false;
}
}
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