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/*******************************************************************************
* Copyright (c) 2000, 2003 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Common Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/cpl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.swt.examples.controlexample;
import org.eclipse.swt.*;
import org.eclipse.swt.widgets.*;
import org.eclipse.swt.events.*;
import org.eclipse.swt.layout.*;
class ComboTab extends Tab {
/* Example widgets and groups that contain them */
Combo combo1;
Group comboGroup;
/* Style widgets added to the "Style" group */
Button dropDownButton, readOnlyButton, simpleButton;
static String [] ListData = {ControlExample.getResourceString("ListData0_0"),
ControlExample.getResourceString("ListData0_1"),
ControlExample.getResourceString("ListData0_2"),
ControlExample.getResourceString("ListData0_3"),
ControlExample.getResourceString("ListData0_4"),
ControlExample.getResourceString("ListData0_5"),
ControlExample.getResourceString("ListData0_6"),
ControlExample.getResourceString("ListData0_7"),
ControlExample.getResourceString("ListData0_8")};
/**
* Creates the Tab within a given instance of ControlExample.
*/
ComboTab(ControlExample instance) {
super(instance);
}
/**
* Creates the "Example" group.
*/
void createExampleGroup () {
super.createExampleGroup ();
/* Create a group for the combo box */
comboGroup = new Group (exampleGroup, SWT.NONE);
comboGroup.setLayout (new GridLayout ());
comboGroup.setLayoutData (new GridData (GridData.GRAB_HORIZONTAL | GridData.HORIZONTAL_ALIGN_FILL | GridData.VERTICAL_ALIGN_FILL));
comboGroup.setText ("Combo");
}
/**
* Creates the "Example" widgets.
*/
void createExampleWidgets () {
/* Compute the widget style */
int style = getDefaultStyle();
if (dropDownButton.getSelection ()) style |= SWT.DROP_DOWN;
if (readOnlyButton.getSelection ()) style |= SWT.READ_ONLY;
if (simpleButton.getSelection ()) style |= SWT.SIMPLE;
/* Create the example widgets */
combo1 = new Combo (comboGroup, style);
combo1.setItems (ListData);
if (ListData.length >= 3) {
combo1.setText(ListData [2]);
}
}
/**
* Creates the tab folder page.
*
* @param tabFolder org.eclipse.swt.widgets.TabFolder
* @return the new page for the tab folder
*/
Composite createTabFolderPage (TabFolder tabFolder) {
super.createTabFolderPage (tabFolder);
/*
* Add a resize listener to the tabFolderPage so that
* if the user types into the example widget to change
* its preferred size, and then resizes the shell, we
* recalculate the preferred size correctly.
*/
tabFolderPage.addControlListener(new ControlAdapter() {
public void controlResized(ControlEvent e) {
setExampleWidgetSize ();
}
});
return tabFolderPage;
}
/**
* Creates the "Style" group.
*/
void createStyleGroup () {
super.createStyleGroup ();
/* Create the extra widgets */
dropDownButton = new Button (styleGroup, SWT.RADIO);
dropDownButton.setText ("SWT.DROP_DOWN");
simpleButton = new Button (styleGroup, SWT.RADIO);
simpleButton.setText("SWT.SIMPLE");
readOnlyButton = new Button (styleGroup, SWT.CHECK);
readOnlyButton.setText ("SWT.READ_ONLY");
}
/**
* Gets the "Example" widget children.
*/
Control [] getExampleWidgets () {
return new Control [] {combo1};
}
/**
* Returns a list of set/get API method names (without the set/get prefix)
* that can be used to set/get values in the example control(s).
*/
String[] getMethodNames() {
return new String[] {"Items", "Orientation", "Selection", "Text", "TextLimit", "VisibleItemCount"};
}
/**
* Gets the text for the tab folder item.
*/
String getTabText () {
return "Combo";
}
/**
* Sets the state of the "Example" widgets.
*/
void setExampleWidgetState () {
super.setExampleWidgetState ();
dropDownButton.setSelection ((combo1.getStyle () & SWT.DROP_DOWN) != 0);
simpleButton.setSelection ((combo1.getStyle () & SWT.SIMPLE) != 0);
readOnlyButton.setSelection ((combo1.getStyle () & SWT.READ_ONLY) != 0);
readOnlyButton.setEnabled(!simpleButton.getSelection());
}
}
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