Mercurial > projects > dwt2
annotate org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet140.d @ 125:c43718956f21 default tip
Updated the snippets status.
author | Jacob Carlborg <doob@me.com> |
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date | Thu, 11 Aug 2011 19:55:14 +0200 |
parents | 536e43f63c81 |
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rev | line source |
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28 | 1 /******************************************************************************* |
2 * Copyright (c) 2000, 2004 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 * Bill Baxter | |
12 *******************************************************************************/ | |
13 module org.eclipse.swt.snippets.Snippet140; | |
14 | |
15 /* | |
16 * CoolBar example snippet: drop-down a chevron menu containing hidden tool items | |
17 * | |
18 * For a list of all SWT example snippets see | |
19 * http://www.eclipse.org/swt/snippets/ | |
20 */ | |
21 import org.eclipse.swt.SWT; | |
22 import org.eclipse.swt.graphics.Point; | |
23 import org.eclipse.swt.graphics.Rectangle; | |
24 import org.eclipse.swt.widgets.Display; | |
25 import org.eclipse.swt.widgets.Shell; | |
26 import org.eclipse.swt.widgets.Menu; | |
27 import org.eclipse.swt.widgets.MenuItem; | |
28 import org.eclipse.swt.widgets.ToolBar; | |
29 import org.eclipse.swt.widgets.ToolItem; | |
30 import org.eclipse.swt.widgets.CoolBar; | |
31 import org.eclipse.swt.widgets.CoolItem; | |
32 import org.eclipse.swt.events.SelectionEvent; | |
33 import org.eclipse.swt.events.SelectionAdapter; | |
34 import org.eclipse.swt.layout.GridLayout; | |
35 import org.eclipse.swt.layout.GridData; | |
112 | 36 import java.lang.all; |
28 | 37 |
112 | 38 version(Tango){ |
39 import tango.util.Convert; | |
40 } else { // Phobos | |
41 import std.conv; | |
42 } | |
28 | 43 |
44 | |
45 void main () { | |
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46 Menu chevronMenu = null; |
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47 |
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48 auto display = new Display (); |
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49 auto shell = new Shell (display); |
28 | 50 shell.setLayout(new GridLayout()); |
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51 auto coolBar = new CoolBar(shell, SWT.FLAT | SWT.BORDER); |
28 | 52 coolBar.setLayoutData(new GridData(GridData.FILL_BOTH)); |
29
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53 ToolBar toolBar = new ToolBar(coolBar, SWT.FLAT | SWT.WRAP); |
28 | 54 int minWidth = 0; |
55 for (int j = 0; j < 5; j++) { | |
56 int width = 0; | |
57 ToolItem item = new ToolItem(toolBar, SWT.PUSH); | |
112 | 58 item.setText("B" ~ to!(String)(j)); |
28 | 59 width = item.getWidth(); |
60 /* find the width of the widest tool */ | |
61 if (width > minWidth) minWidth = width; | |
62 } | |
63 CoolItem coolItem = new CoolItem(coolBar, SWT.DROP_DOWN); | |
64 coolItem.setControl(toolBar); | |
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65 Point size = toolBar.computeSize(SWT.DEFAULT, SWT.DEFAULT); |
28 | 66 Point coolSize = coolItem.computeSize (size.x, size.y); |
67 coolItem.setMinimumSize(minWidth, coolSize.y); | |
68 coolItem.setPreferredSize(coolSize); | |
69 coolItem.setSize(coolSize); | |
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parents:
112
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70 coolItem.addSelectionListener(new class SelectionAdapter { |
28 | 71 public void widgetSelected(SelectionEvent event) { |
72 if (event.detail == SWT.ARROW) { | |
73 CoolItem item = cast(CoolItem) event.widget; | |
74 Rectangle itemBounds = item.getBounds (); | |
75 Point pt = coolBar.toDisplay(new Point(itemBounds.x, itemBounds.y)); | |
76 itemBounds.x = pt.x; | |
77 itemBounds.y = pt.y; | |
78 ToolBar bar = cast(ToolBar) item.getControl (); | |
79 ToolItem[] tools = bar.getItems (); | |
80 | |
81 int i = 0; | |
82 while (i < tools.length) { | |
83 Rectangle toolBounds = tools[i].getBounds (); | |
84 pt = bar.toDisplay(new Point(toolBounds.x, toolBounds.y)); | |
85 toolBounds.x = pt.x; | |
86 toolBounds.y = pt.y; | |
87 | |
88 /* Figure out the visible portion of the tool by looking at the | |
89 * intersection of the tool bounds with the cool item bounds. | |
90 */ | |
91 Rectangle intersection = itemBounds.intersection (toolBounds); | |
92 | |
93 /* If the tool is not completely within the cool item bounds, then it | |
94 * is partially hidden, and all remaining tools are completely hidden. | |
95 */ | |
96 if (intersection != toolBounds) break; | |
97 i++; | |
98 } | |
99 | |
100 /* Create a menu with items for each of the completely hidden buttons. */ | |
101 if (chevronMenu !is null) chevronMenu.dispose(); | |
102 chevronMenu = new Menu (coolBar); | |
103 for (int j = i; j < tools.length; j++) { | |
104 MenuItem menuItem = new MenuItem (chevronMenu, SWT.PUSH); | |
105 menuItem.setText (tools[j].getText()); | |
106 } | |
107 | |
108 /* Drop down the menu below the chevron, with the left edges aligned. */ | |
109 pt = coolBar.toDisplay(new Point(event.x, event.y)); | |
110 chevronMenu.setLocation (pt.x, pt.y); | |
111 chevronMenu.setVisible (true); | |
112 } | |
113 } | |
114 }); | |
115 | |
116 shell.pack(); | |
117 shell.open (); | |
118 while (!shell.isDisposed ()) { | |
119 if (!display.readAndDispatch ()) display.sleep (); | |
120 } | |
121 display.dispose (); | |
122 } |