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comparison dwt/layout/RowData.d @ 0:5406a8f6526d

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Add initial files
author John Reimer <terminal.node@gmail.com
date Sun, 20 Jan 2008 21:50:55 -0800
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1 /*******************************************************************************
2 * Copyright (c) 2000, 2006 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 dwt.layout.RowData;
14
15 import dwt.DWT;
16 import dwt.graphics.Point;
17 import dwt.widgets.Control;
18
19 import tango.text.Util;
20 import tango.util.Convert;
21
22 /**
23 * Each control controlled by a <code>RowLayout</code> can have its initial
24 * width and height specified by setting a <code>RowData</code> object
25 * into the control.
26 * <p>
27 * The following code uses a <code>RowData</code> object to change the initial
28 * size of a <code>Button</code> in a <code>Shell</code>:
29 * <pre>
30 * Display display = new Display();
31 * Shell shell = new Shell(display);
32 * shell.setLayout(new RowLayout());
33 * Button button1 = new Button(shell, DWT.PUSH);
34 * button1.setText("Button 1");
35 * button1.setLayoutData(new RowData(50, 40));
36 * </pre>
37 * </p>
38 *
39 * @see RowLayout
40 */
41 public final class RowData {
42 /**
43 * width specifies the desired width in pixels. This value
44 * is the wHint passed into Control.computeSize(int, int, bool)
45 * to determine the preferred size of the control.
46 *
47 * The default value is DWT.DEFAULT.
48 *
49 * @see dwt.widgets.Control#computeSize(int, int, bool)
50 */
51 public int width = DWT.DEFAULT;
52 /**
53 * height specifies the preferred height in pixels. This value
54 * is the hHint passed into Control.computeSize(int, int, bool)
55 * to determine the preferred size of the control.
56 *
57 * The default value is DWT.DEFAULT.
58 *
59 * @see dwt.widgets.Control#computeSize(int, int, bool)
60 */
61 public int height = DWT.DEFAULT;
62
63 /**
64 * exclude informs the layout to ignore this control when sizing
65 * and positioning controls. If this value is <code>true</code>,
66 * the size and position of the control will not be managed by the
67 * layout. If this value is <code>false</code>, the size and
68 * position of the control will be computed and assigned.
69 *
70 * The default value is <code>false</code>.
71 *
72 * @since 3.1
73 */
74 public bool exclude = false;
75
76 /**
77 * Constructs a new instance of RowData using
78 * default values.
79 */
80 public this () {
81 }
82
83 /**
84 * Constructs a new instance of RowData according to the parameters.
85 * A value of DWT.DEFAULT indicates that no minimum width or
86 * no minimum height is specified.
87 *
88 * @param width a minimum width for the control
89 * @param height a minimum height for the control
90 */
91 public this (int width, int height) {
92 this.width = width;
93 this.height = height;
94 }
95
96 /**
97 * Constructs a new instance of RowData according to the parameter.
98 * A value of DWT.DEFAULT indicates that no minimum width or
99 * no minimum height is specified.
100 *
101 * @param point a point whose x coordinate specifies a minimum width for the control
102 * and y coordinate specifies a minimum height for the control
103 */
104 public this (Point point) {
105 this (point.x, point.y);
106 }
107
108 char[] getName () {
109 char[] string = this.classinfo.name;
110 int index = locatePrior( string, '.');
111 if (index is string.length ) return string;
112 return string[ index + 1 .. string.length ];
113 }
114
115 /**
116 * Returns a string containing a concise, human-readable
117 * description of the receiver.
118 *
119 * @return a string representation of the RowData object
120 */
121 public char[] toString () {
122 char[] string = getName ()~" {";
123 if (width !is DWT.DEFAULT) string ~= "width="~to!(char[])(width)~" ";
124 if (height !is DWT.DEFAULT) string ~= "height="~to!(char[])(height)~" ";
125 if (exclude) string ~= "exclude="~to!(char[])(exclude)~" ";
126 string = trim( string );
127 string ~= "}";
128 return string;
129 }
130 }