/*******************************************************************************
* Copyright (c) 2000, 2012 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.swt.examples.controlexample;
import org.eclipse.swt.*;
import org.eclipse.swt.widgets.*;
import org.eclipse.swt.layout.*;
import org.eclipse.swt.events.*;
/**
* <code>ButtonTab</code> is the class that
* demonstrates SWT buttons.
*/
class ButtonTab extends AlignableTab {
/* Example widgets and groups that contain them */
Button button1, button2, button3, button4, button5, button6, button7, button8, button9;
Group textButtonGroup, imageButtonGroup, imagetextButtonGroup;
/* Alignment widgets added to the "Control" group */
Button upButton, downButton;
/* Style widgets added to the "Style" group */
Button pushButton, checkButton, radioButton, toggleButton, arrowButton, flatButton;
/**
* Creates the Tab within a given instance of ControlExample.
*/
ButtonTab(ControlExample instance) {
super(instance);
}
/**
* Creates the "Control" group.
*/
void createControlGroup () {
super.createControlGroup ();
/* Create the controls */
upButton = new Button (alignmentGroup, SWT.RADIO);
upButton.setText (ControlExample.getResourceString("Up"));
downButton = new Button (alignmentGroup, SWT.RADIO);
downButton.setText (ControlExample.getResourceString("Down"));
/* Add the listeners */
SelectionListener selectionListener = new SelectionAdapter() {
public void widgetSelected(SelectionEvent event) {
if (!((Button) event.widget).getSelection()) return;
setExampleWidgetAlignment ();
}
};
upButton.addSelectionListener(selectionListener);
downButton.addSelectionListener(selectionListener);
}
/**
* Creates the "Example" group.
*/
void createExampleGroup () {
super.createExampleGroup ();
/* Create a group for text buttons */
textButtonGroup = new Group(exampleGroup, SWT.NONE);
GridLayout gridLayout = new GridLayout ();
textButtonGroup.setLayout(gridLayout);
gridLayout.numColumns = 3;
textButtonGroup.setLayoutData (new GridData (SWT.FILL, SWT.FILL, true, true));
textButtonGroup.setText (ControlExample.getResourceString("Text_Buttons"));
/* Create a group for the image buttons */
imageButtonGroup = new Group(exampleGroup, SWT.NONE);
gridLayout = new GridLayout();
imageButtonGroup.setLayout(gridLayout);
gridLayout.numColumns = 3;
imageButtonGroup.setLayoutData (new GridData (SWT.FILL, SWT.FILL, true, true));
imageButtonGroup.setText (ControlExample.getResourceString("Image_Buttons"));
/* Create a group for the image and text buttons */
imagetextButtonGroup = new Group(exampleGroup, SWT.NONE);
gridLayout = new GridLayout();
imagetextButtonGroup.setLayout(gridLayout);
gridLayout.numColumns = 3;
imagetextButtonGroup.setLayoutData (new GridData (SWT.FILL, SWT.FILL, true, true));
imagetextButtonGroup.setText (ControlExample.getResourceString("Image_Text_Buttons"));
}
/**
* Creates the "Example" widgets.
*/
void createExampleWidgets () {
/* Compute the widget style */
int style = getDefaultStyle();
if (pushButton.getSelection()) style |= SWT.PUSH;
if (checkButton.getSelection()) style |= SWT.CHECK;
if (radioButton.getSelection()) style |= SWT.RADIO;
if (toggleButton.getSelection()) style |= SWT.TOGGLE;
if (flatButton.getSelection()) style |= SWT.FLAT;
if (borderButton.getSelection()) style |= SWT.BORDER;
if (leftButton.getSelection()) style |= SWT.LEFT;
if (rightButton.getSelection()) style |= SWT.RIGHT;
if (arrowButton.getSelection()) {
style |= SWT.ARROW;
if (upButton.getSelection()) style |= SWT.UP;
if (downButton.getSelection()) style |= SWT.DOWN;
} else {
if (centerButton.getSelection()) style |= SWT.CENTER;
}
/* Create the example widgets */
button1 = new Button(textButtonGroup, style);
button1.setText(ControlExample.getResourceString("One"));
button2 = new Button(textButtonGroup, style);
button2.setText(ControlExample.getResourceString("Two"));
button3 = new Button(textButtonGroup, style);
button3.setText(ControlExample.getResourceString("Three"));
button4 = new Button(imageButtonGroup, style);
button4.setImage(instance.images[ControlExample.ciClosedFolder]);
button5 = new Button(imageButtonGroup, style);
button5.setImage(instance.images[ControlExample.ciOpenFolder]);
button6 = new Button(imageButtonGroup, style);
button6.setImage(instance.images[ControlExample.ciTarget]);
button7 = new Button(imagetextButtonGroup, style);
button7.setText(ControlExample.getResourceString("One"));
button7.setImage(instance.images[ControlExample.ciClosedFolder]);
button8 = new Button(imagetextButtonGroup, style);
button8.setText(ControlExample.getResourceString("Two"));
button8.setImage(instance.images[ControlExample.ciOpenFolder]);
button9 = new Button(imagetextButtonGroup, style);
button9.setText(ControlExample.getResourceString("Three"));
button9.setImage(instance.images[ControlExample.ciTarget]);
}
/**
* Creates the "Style" group.
*/
void createStyleGroup() {
super.createStyleGroup ();
/* Create the extra widgets */
pushButton = new Button (styleGroup, SWT.RADIO);
pushButton.setText("SWT.PUSH");
checkButton = new Button (styleGroup, SWT.RADIO);
checkButton.setText ("SWT.CHECK");
radioButton = new Button (styleGroup, SWT.RADIO);
radioButton.setText ("SWT.RADIO");
toggleButton = new Button (styleGroup, SWT.RADIO);
toggleButton.setText ("SWT.TOGGLE");
arrowButton = new Button (styleGroup, SWT.RADIO);
arrowButton.setText ("SWT.ARROW");
flatButton = new Button (styleGroup, SWT.CHECK);
flatButton.setText ("SWT.FLAT");
borderButton = new Button (styleGroup, SWT.CHECK);
borderButton.setText ("SWT.BORDER");
}
/**
* Gets the "Example" widget children.
*/
Control [] getExampleWidgets () {
return new Control [] {button1, button2, button3, button4, button5, button6, button7, button8, button9};
}
/**
* 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[] {"Selection", "Text", "ToolTipText"};
}
/**
* Gets the text for the tab folder item.
*/
String getTabText () {
return "Button";
}
/**
* Sets the alignment of the "Example" widgets.
*/
void setExampleWidgetAlignment () {
int alignment = 0;
if (leftButton.getSelection ()) alignment = SWT.LEFT;
if (centerButton.getSelection ()) alignment = SWT.CENTER;
if (rightButton.getSelection ()) alignment = SWT.RIGHT;
if (upButton.getSelection ()) alignment = SWT.UP;
if (downButton.getSelection ()) alignment = SWT.DOWN;
button1.setAlignment (alignment);
button2.setAlignment (alignment);
button3.setAlignment (alignment);
button4.setAlignment (alignment);
button5.setAlignment (alignment);
button6.setAlignment (alignment);
button7.setAlignment (alignment);
button8.setAlignment (alignment);
button9.setAlignment (alignment);
}
/**
* Sets the state of the "Example" widgets.
*/
void setExampleWidgetState () {
super.setExampleWidgetState ();
if (arrowButton.getSelection ()) {
upButton.setEnabled (true);
centerButton.setEnabled (false);
downButton.setEnabled (true);
} else {
upButton.setEnabled (false);
centerButton.setEnabled (true);
downButton.setEnabled (false);
}
upButton.setSelection ((button1.getStyle () & SWT.UP) != 0);
downButton.setSelection ((button1.getStyle () & SWT.DOWN) != 0);
pushButton.setSelection ((button1.getStyle () & SWT.PUSH) != 0);
checkButton.setSelection ((button1.getStyle () & SWT.CHECK) != 0);
radioButton.setSelection ((button1.getStyle () & SWT.RADIO) != 0);
toggleButton.setSelection ((button1.getStyle () & SWT.TOGGLE) != 0);
arrowButton.setSelection ((button1.getStyle () & SWT.ARROW) != 0);
flatButton.setSelection ((button1.getStyle () & SWT.FLAT) != 0);
borderButton.setSelection ((button1.getStyle () & SWT.BORDER) != 0);
}
}