/*******************************************************************************
* Copyright (c) 2008 Ketan Padegaonkar 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:
* Ketan Padegaonkar - initial API and implementation
* Cédric Chabanois - http://swtbot.org/bugzilla/show_bug.cgi?id=17
* Stefan Seelmann - http://swtbot.org/bugzilla/show_bug.cgi?id=26
*******************************************************************************/
package org.eclipse.swtbot.swt.finder.widgets;
import java.util.Arrays;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Combo;
import org.eclipse.swtbot.swt.finder.ReferenceBy;
import org.eclipse.swtbot.swt.finder.SWTBotWidget;
import org.eclipse.swtbot.swt.finder.exceptions.WidgetNotFoundException;
import org.eclipse.swtbot.swt.finder.results.ArrayResult;
import org.eclipse.swtbot.swt.finder.results.IntResult;
import org.eclipse.swtbot.swt.finder.results.StringResult;
import org.eclipse.swtbot.swt.finder.results.VoidResult;
import org.eclipse.swtbot.swt.finder.utils.MessageFormat;
import org.eclipse.swtbot.swt.finder.utils.SWTBotPreferences;
import org.hamcrest.SelfDescribing;
/**
* @author Ketan Padegaonkar <KetanPadegaonkar [at] gmail [dot] com>
* @version $Id$
*/
@SWTBotWidget(clasz = Combo.class, preferredName = "comboBox", referenceBy = { ReferenceBy.LABEL, ReferenceBy.TEXT })
public class SWTBotCombo extends AbstractSWTBotControl<Combo> {
/**
* Constructs an instance of this with the given combo box.
*
* @param w the widget.
* @throws WidgetNotFoundException if the widget is <code>null</code> or widget has been disposed.
* @since 1.0
*/
public SWTBotCombo(Combo w) throws WidgetNotFoundException {
this(w, null);
}
/**
* Constructs an instance of this with the given combo box.
*
* @param w the widget.
* @param description the description of the widget, this will be reported by {@link #toString()}
* @throws WidgetNotFoundException if the widget is <code>null</code> or widget has been disposed.
* @since 1.0
*/
public SWTBotCombo(Combo w, SelfDescribing description) throws WidgetNotFoundException {
super(w, description);
}
/**
* Types the string in the combo box.
*
* @param text the text to be typed.
* @return the same instance.
*/
public SWTBotCombo typeText(final String text) {
return typeText(text, SWTBotPreferences.TYPE_INTERVAL);
}
/**
* Types the string in the combo box.
*
* @param text the text to be typed.
* @param interval the interval between consecutive key strokes.
* @return the same instance.
*/
public SWTBotCombo typeText(final String text, int interval) {
log.debug(MessageFormat.format("Inserting text:{0} into text {1}", text, this)); //$NON-NLS-1$
setFocus();
keyboard().typeText(text, interval);
return this;
}
/**
* Set the selection to the specified text.
*
* @param text the text to set into the combo.
*/
public void setSelection(final String text) {
log.debug(MessageFormat.format("Setting selection on {0} to {1}", this, text)); //$NON-NLS-1$
waitForEnabled();
_setSelection(text);
notify(SWT.Selection);
log.debug(MessageFormat.format("Set selection on {0} to {1}", this, text)); //$NON-NLS-1$
}
/**
* Sets the selection to the given text.
*
* @param text The text to select.
*/
private void _setSelection(final String text) {
final int indexOf = syncExec(new IntResult() {
public Integer run() {
String[] items = widget.getItems();
return Arrays.asList(items).indexOf(text);
}
});
if (indexOf == -1)
throw new RuntimeException("Item `" + text + "' not found in combo box."); //$NON-NLS-1$ //$NON-NLS-2$
asyncExec(new VoidResult() {
public void run() {
widget.select(indexOf);
}
});
}
/**
* Attempts to select the current item.
*
* @return the current selection in the combo box.
*/
public String selection() {
return syncExec(new StringResult() {
public String run() {
return widget.getItem(widget.getSelectionIndex());
}
});
}
/**
* Sets the selection to the given index.
*
* @return the zero based index of the current selection.
*/
public int selectionIndex() {
return syncExec(new IntResult() {
public Integer run() {
return widget.getSelectionIndex();
}
});
}
/**
* Sets the selection to the specified index.
*
* @param index the zero based index.
*/
public void setSelection(final int index) {
waitForEnabled();
int itemCount = itemCount();
if (index > itemCount)
throw new RuntimeException("The index (" + index + ") is more than the number of items (" + itemCount + ") in the combo."); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
asyncExec(new VoidResult() {
public void run() {
widget.select(index);
}
});
notify(SWT.Selection);
}
/**
* Gets the item count in the combo box.
*
* @return the number of items in the combo box.
*/
public int itemCount() {
return syncExec(new IntResult() {
public Integer run() {
return widget.getItemCount();
}
});
}
/**
* Returns an array of <code>String</code>s which are the items in the receiver's list.
*
* @return the items in the receiver's list
* @since 1.0
*/
public String[] items() {
return syncExec(new ArrayResult<String>() {
public String[] run() {
return widget.getItems();
}
});
}
/**
* Sets the text of the combo box.
*
* @param text the text to set.
* @since 1.0
*/
public void setText(final String text) {
log.debug(MessageFormat.format("Setting text on {0} to {1}", this, text)); //$NON-NLS-1$
waitForEnabled();
if (hasStyle(widget, SWT.READ_ONLY))
throw new RuntimeException("This combo box is read-only."); //$NON-NLS-1$
asyncExec(new VoidResult() {
public void run() {
widget.setText(text);
}
});
notify(SWT.Modify);
log.debug(MessageFormat.format("Set text on {0} to {1}", this, text)); //$NON-NLS-1$
}
}