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comparison org.eclipse.ui.forms/src/org/eclipse/ui/internal/forms/widgets/ControlSegment.d @ 12:bc29606a740c

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Added dwt-addons in original directory structure of eclipse.org
author Frank Benoit <benoit@tionex.de>
date Sat, 14 Mar 2009 18:23:29 +0100
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children dbfb303e8fb0
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11:43904fec5dca 12:bc29606a740c
1 /*******************************************************************************
2 * Copyright (c) 2005, 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 org.eclipse.ui.internal.forms.widgets.ControlSegment;
14
15 import org.eclipse.ui.internal.forms.widgets.ObjectSegment;
16 import org.eclipse.ui.internal.forms.widgets.IFocusSelectable;
17 import org.eclipse.ui.internal.forms.widgets.Locator;
18 import org.eclipse.ui.internal.forms.widgets.FormUtil;
19
20 import org.eclipse.swt.SWT;
21 import org.eclipse.swt.graphics.GC;
22 import org.eclipse.swt.graphics.Point;
23 import org.eclipse.swt.graphics.Rectangle;
24 import org.eclipse.swt.widgets.Canvas;
25 import org.eclipse.swt.widgets.Composite;
26 import org.eclipse.swt.widgets.Control;
27
28 import java.lang.all;
29 import java.util.Set;
30
31 public class ControlSegment : ObjectSegment, IFocusSelectable {
32
33
34 private bool fill;
35 private int width = SWT.DEFAULT;
36 private int height = SWT.DEFAULT;
37
38 // reimpl for interface
39 Rectangle getBounds(){
40 return super.getBounds();
41 }
42
43 public this() {
44 }
45
46 public void setFill(bool fill) {
47 this.fill = fill;
48 }
49
50 public void setWidth(int width) {
51 this.width = width;
52 }
53
54 public void setHeight(int height) {
55 this.height = height;
56 }
57
58 public Control getControl(Hashtable resourceTable) {
59 Object obj = resourceTable.get(getObjectId());
60 if ( auto c = cast(Control)obj ) {
61 if (!c.isDisposed())
62 return c;
63 }
64 return null;
65 }
66
67 protected Point getObjectSize(Hashtable resourceTable, int wHint) {
68 Control control = getControl(resourceTable);
69 if (control is null)
70 return new Point(0,0);
71 int realWhint = FormUtil.getWidthHint(wHint, control);
72 Point size = control.computeSize(realWhint, SWT.DEFAULT);
73 if (realWhint !is SWT.DEFAULT && fill)
74 size.x = Math.max(size.x, realWhint);
75 if (width !is SWT.DEFAULT)
76 size.x = width;
77 if (height !is SWT.DEFAULT)
78 size.y = height;
79 return size;
80 }
81
82 public void layout(GC gc, int width, Locator loc, Hashtable resourceTable,
83 bool selected) {
84 super.layout(gc, width, loc, resourceTable, selected);
85 Control control = getControl(resourceTable);
86 if (control !is null)
87 control.setBounds(getBounds());
88 }
89
90 public bool setFocus(Hashtable resourceTable, bool next) {
91 Control c = getControl(resourceTable);
92 if (c !is null) {
93 return setFocus(c, next);
94 }
95 return false;
96 }
97
98 private bool setFocus(Control c, bool direction) {
99 if (auto comp = cast(Composite)c ) {
100 Control [] tabList = comp.getTabList();
101 if (direction) {
102 for (int i=0; i<tabList.length; i++) {
103 if (setFocus(tabList[i], direction))
104 return true;
105 }
106 }
107 else {
108 for (int i=tabList.length-1; i>=0; i--) {
109 if (setFocus(tabList[i], direction))
110 return true;
111 }
112 }
113 if (!(null !is cast(Canvas)c ))
114 return false;
115 }
116 return c.setFocus();
117 }
118
119 public bool isFocusSelectable(Hashtable resourceTable) {
120 Control c = getControl(resourceTable);
121 if (c !is null)
122 return true;
123 return false;
124 }
125 }