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comparison dwtexamples/controlexample/AlignableTab.d @ 0:052c3aebd1d3

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initial import
author Frank Benoit <benoit@tionex.de>
date Fri, 01 Feb 2008 21:46:26 +0100
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1 /*******************************************************************************
2 * Copyright (c) 2000, 2007 IBM Corporation and others.
3 * All rights reserved. This program and the accompanying materials
4 * are made available under the terms of the Eclipse Public License v1.0
5 * which accompanies this distribution, and is available at
6 * http://www.eclipse.org/legal/epl-v10.html
7 *
8 * Contributors:
9 * IBM Corporation - initial API and implementation
10 * Port to the D programming language:
11 * Frank Benoit <benoit@tionex.de>
12 *******************************************************************************/
13 module dwtexamples.controlexample.AlignableTab;
14
15
16
17 import dwt.DWT;
18 import dwt.events.SelectionAdapter;
19 import dwt.events.SelectionEvent;
20 import dwt.events.SelectionListener;
21 import dwt.layout.GridData;
22 import dwt.layout.GridLayout;
23 import dwt.widgets.Button;
24 import dwt.widgets.Group;
25 import dwt.widgets.Widget;
26
27 import dwtexamples.controlexample.Tab;
28 import dwtexamples.controlexample.ControlExample;
29
30 /**
31 * <code>AlignableTab</code> is the abstract
32 * superclass of example controls that can be
33 * aligned.
34 */
35 abstract class AlignableTab : Tab {
36
37 /* Alignment Controls */
38 Button leftButton, rightButton, centerButton;
39
40 /* Alignment Group */
41 Group alignmentGroup;
42
43 /**
44 * Creates the Tab within a given instance of ControlExample.
45 */
46 this(ControlExample instance) {
47 super(instance);
48 }
49
50 /**
51 * Creates the "Other" group.
52 */
53 void createOtherGroup () {
54 super.createOtherGroup ();
55
56 /* Create the group */
57 alignmentGroup = new Group (otherGroup, DWT.NONE);
58 alignmentGroup.setLayout (new GridLayout ());
59 alignmentGroup.setLayoutData (new GridData(GridData.HORIZONTAL_ALIGN_FILL |
60 GridData.VERTICAL_ALIGN_FILL));
61 alignmentGroup.setText (ControlExample.getResourceString("Alignment"));
62
63 /* Create the controls */
64 leftButton = new Button (alignmentGroup, DWT.RADIO);
65 leftButton.setText (ControlExample.getResourceString("Left"));
66 centerButton = new Button (alignmentGroup, DWT.RADIO);
67 centerButton.setText(ControlExample.getResourceString("Center"));
68 rightButton = new Button (alignmentGroup, DWT.RADIO);
69 rightButton.setText (ControlExample.getResourceString("Right"));
70
71 /* Add the listeners */
72 SelectionListener selectionListener = new class() SelectionAdapter {
73 public void widgetSelected(SelectionEvent event) {
74 if (!(cast(Button) event.widget).getSelection ()) return;
75 setExampleWidgetAlignment ();
76 }
77 };
78 leftButton.addSelectionListener (selectionListener);
79 centerButton.addSelectionListener (selectionListener);
80 rightButton.addSelectionListener (selectionListener);
81 }
82
83 /**
84 * Sets the alignment of the "Example" widgets.
85 */
86 abstract void setExampleWidgetAlignment ();
87
88 /**
89 * Sets the state of the "Example" widgets.
90 */
91 void setExampleWidgetState () {
92 super.setExampleWidgetState ();
93 Widget [] widgets = getExampleWidgets ();
94 if (widgets.length !is 0) {
95 leftButton.setSelection ((widgets [0].getStyle () & DWT.LEFT) !is 0);
96 centerButton.setSelection ((widgets [0].getStyle () & DWT.CENTER) !is 0);
97 rightButton.setSelection ((widgets [0].getStyle () & DWT.RIGHT) !is 0);
98 }
99 }
100 }