/*******************************************************************************
* 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.*;
class SliderTab extends RangeTab {
/* Example widgets and groups that contain them */
Scale scale1;
Slider slider1;
Group sliderGroup, scaleGroup;
/* Spinner widgets added to the "Control" group */
Spinner incrementSpinner, pageIncrementSpinner, thumbSpinner;
/**
* Creates the Tab within a given instance of ControlExample.
*/
SliderTab(ControlExample instance) {
super(instance);
}
/**
* Creates the "Control" widget children.
*/
void createControlWidgets () {
super.createControlWidgets ();
createThumbGroup ();
createIncrementGroup ();
createPageIncrementGroup ();
}
/**
* Creates the "Example" group.
*/
void createExampleGroup () {
super.createExampleGroup ();
/* Create a group for the slider */
sliderGroup = new Group (exampleGroup, SWT.NONE);
sliderGroup.setLayout (new GridLayout ());
sliderGroup.setLayoutData (new GridData (SWT.FILL, SWT.FILL, true, true));
sliderGroup.setText ("Slider");
/* Create a group for the scale */
scaleGroup = new Group (exampleGroup, SWT.NONE);
scaleGroup.setLayout (new GridLayout ());
scaleGroup.setLayoutData (new GridData (SWT.FILL, SWT.FILL, true, true));
scaleGroup.setText ("Scale");
}
/**
* Creates the "Example" widgets.
*/
void createExampleWidgets () {
/* Compute the widget style */
int style = getDefaultStyle();
if (horizontalButton.getSelection ()) style |= SWT.HORIZONTAL;
if (verticalButton.getSelection ()) style |= SWT.VERTICAL;
if (borderButton.getSelection ()) style |= SWT.BORDER;
/* Create the example widgets */
scale1 = new Scale (scaleGroup, style);
scale1.setMaximum (100);
scale1.setSelection (50);
scale1.setIncrement (5);
scale1.setPageIncrement (10);
slider1 = new Slider(sliderGroup, style);
slider1.setMaximum (100);
slider1.setSelection (50);
slider1.setIncrement(5);
slider1.setPageIncrement (10);
slider1.setThumb (10);
}
/**
* Create a group of widgets to control the increment
* attribute of the example widget.
*/
void createIncrementGroup() {
/* Create the group */
Group incrementGroup = new Group (controlGroup, SWT.NONE);
incrementGroup.setLayout (new GridLayout ());
incrementGroup.setText (ControlExample.getResourceString("Increment"));
incrementGroup.setLayoutData (new GridData (GridData.FILL_HORIZONTAL));
/* Create the Spinner widget */
incrementSpinner = new Spinner (incrementGroup, SWT.BORDER);
incrementSpinner.setMaximum (100);
incrementSpinner.setSelection (5);
incrementSpinner.setPageIncrement (10);
incrementSpinner.setIncrement (5);
incrementSpinner.setLayoutData (new GridData (SWT.FILL, SWT.CENTER, true, false));
/* Add the listeners */
incrementSpinner.addSelectionListener (new SelectionAdapter () {
public void widgetSelected (SelectionEvent e) {
setWidgetIncrement ();
}
});
}
/**
* Create a group of widgets to control the page increment
* attribute of the example widget.
*/
void createPageIncrementGroup() {
/* Create the group */
Group pageIncrementGroup = new Group (controlGroup, SWT.NONE);
pageIncrementGroup.setLayout (new GridLayout ());
pageIncrementGroup.setText (ControlExample.getResourceString("Page_Increment"));
pageIncrementGroup.setLayoutData (new GridData (GridData.FILL_HORIZONTAL));
/* Create the Spinner widget */
pageIncrementSpinner = new Spinner (pageIncrementGroup, SWT.BORDER);
pageIncrementSpinner.setMaximum (100);
pageIncrementSpinner.setSelection (10);
pageIncrementSpinner.setPageIncrement (10);
pageIncrementSpinner.setIncrement (5);
pageIncrementSpinner.setLayoutData (new GridData (SWT.FILL, SWT.CENTER, true, false));
/* Add the listeners */
pageIncrementSpinner.addSelectionListener (new SelectionAdapter () {
public void widgetSelected (SelectionEvent event) {
setWidgetPageIncrement ();
}
});
}
/**
* Create a group of widgets to control the thumb
* attribute of the example widget.
*/
void createThumbGroup() {
/* Create the group */
Group thumbGroup = new Group (controlGroup, SWT.NONE);
thumbGroup.setLayout (new GridLayout ());
thumbGroup.setText (ControlExample.getResourceString("Thumb"));
thumbGroup.setLayoutData (new GridData (GridData.FILL_HORIZONTAL));
/* Create the Spinner widget */
thumbSpinner = new Spinner (thumbGroup, SWT.BORDER);
thumbSpinner.setMaximum (100);
thumbSpinner.setSelection (10);
thumbSpinner.setPageIncrement (10);
thumbSpinner.setIncrement (5);
thumbSpinner.setLayoutData (new GridData (SWT.FILL, SWT.CENTER, true, false));
/* Add the listeners */
thumbSpinner.addSelectionListener (new SelectionAdapter () {
public void widgetSelected (SelectionEvent event) {
setWidgetThumb ();
}
});
}
/**
* Gets the "Example" widget children.
*/
Control [] getExampleWidgets () {
return new Control [] {scale1, slider1};
}
/**
* 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", "ToolTipText"};
}
/**
* Gets the short text for the tab folder item.
*/
public String getShortTabText() {
return "S/S";
}
/**
* Gets the text for the tab folder item.
*/
String getTabText () {
return "Slider/Scale";
}
/**
* Sets the state of the "Example" widgets.
*/
void setExampleWidgetState () {
super.setExampleWidgetState ();
if (!instance.startup) {
setWidgetIncrement ();
setWidgetPageIncrement ();
setWidgetThumb ();
}
}
/**
* Sets the increment of the "Example" widgets.
*/
void setWidgetIncrement () {
slider1.setIncrement (incrementSpinner.getSelection ());
scale1.setIncrement (incrementSpinner.getSelection ());
}
/**
* Sets the minimim of the "Example" widgets.
*/
void setWidgetMaximum () {
slider1.setMaximum (maximumSpinner.getSelection ());
scale1.setMaximum (maximumSpinner.getSelection ());
}
/**
* Sets the minimim of the "Example" widgets.
*/
void setWidgetMinimum () {
slider1.setMinimum (minimumSpinner.getSelection ());
scale1.setMinimum (minimumSpinner.getSelection ());
}
/**
* Sets the page increment of the "Example" widgets.
*/
void setWidgetPageIncrement () {
slider1.setPageIncrement (pageIncrementSpinner.getSelection ());
scale1.setPageIncrement (pageIncrementSpinner.getSelection ());
}
/**
* Sets the selection of the "Example" widgets.
*/
void setWidgetSelection () {
slider1.setSelection (selectionSpinner.getSelection ());
scale1.setSelection (selectionSpinner.getSelection ());
}
/**
* Sets the thumb of the "Example" widgets.
*/
void setWidgetThumb () {
slider1.setThumb (thumbSpinner.getSelection ());
}
}