Mercurial > projects > dwt-linux

annotate dwt/custom/CTabFolderLayout.d @ 102:12e3e0e477cd

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
package custom, module and imports ok
author Frank Benoit <benoit@tionex.de>
date Fri, 18 Jan 2008 11:45:54 +0100
parents
children 0179b2e17eb2
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
102
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
1 /*******************************************************************************
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
2 * Copyright (c) 2000, 2005 IBM Corporation and others.
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
3 * All rights reserved. This program and the accompanying materials
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
4 * are made available under the terms of the Eclipse Public License v1.0
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
5 * which accompanies this distribution, and is available at
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
6 * http://www.eclipse.org/legal/epl-v10.html
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
7 *
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
8 * Contributors:
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
9 * IBM Corporation - initial API and implementation
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
10 *******************************************************************************/
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
11 module dwt.custom.CTabFolderLayout;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
12
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
13
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
14 import dwt.DWT;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
15 import dwt.graphics.GC;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
16 import dwt.graphics.Point;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
17 import dwt.widgets.Composite;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
18 import dwt.widgets.Control;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
19 import dwt.widgets.Layout;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
20
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
21 /**
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
22 * This class provides the layout for CTabFolder
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
23 *
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
24 * @see CTabFolder
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
25 */
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
26 class CTabFolderLayout : Layout {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
27 protected Point computeSize(Composite composite, int wHint, int hHint, bool flushCache) {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
28 CTabFolder folder = cast(CTabFolder)composite;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
29 CTabItem[] items = folder.items;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
30 // preferred width of tab area to show all tabs
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
31 int tabW = 0;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
32 GC gc = new GC(folder);
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
33 for (int i = 0; i < items.length; i++) {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
34 if (folder.single) {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
35 tabW = Math.max(tabW, items[i].preferredWidth(gc, true, false));
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
36 } else {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
37 tabW += items[i].preferredWidth(gc, i is folder.selectedIndex, false);
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
38 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
39 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
40 gc.dispose();
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
41 tabW += 3;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
42 if (folder.showMax) tabW += CTabFolder.BUTTON_SIZE;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
43 if (folder.showMin) tabW += CTabFolder.BUTTON_SIZE;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
44 if (folder.single) tabW += 3*CTabFolder.BUTTON_SIZE/2; //chevron
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
45 if (folder.topRight !is null) {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
46 Point pt = folder.topRight.computeSize(DWT.DEFAULT, folder.tabHeight, flushCache);
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
47 tabW += 3 + pt.x;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
48 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
49 if (!folder.single && !folder.simple) tabW += folder.curveWidth - 2*folder.curveIndent;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
50
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
51 int controlW = 0;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
52 int controlH = 0;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
53 // preferred size of controls in tab items
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
54 for (int i = 0; i < items.length; i++) {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
55 Control control = items[i].getControl();
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
56 if (control !is null && !control.isDisposed()){
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
57 Point size = control.computeSize (wHint, hHint, flushCache);
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
58 controlW = Math.max (controlW, size.x);
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
59 controlH = Math.max (controlH, size.y);
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
60 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
61 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
62
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
63 int minWidth = Math.max(tabW, controlW);
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
64 int minHeight = (folder.minimized) ? 0 : controlH;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
65 if (minWidth is 0) minWidth = CTabFolder.DEFAULT_WIDTH;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
66 if (minHeight is 0) minHeight = CTabFolder.DEFAULT_HEIGHT;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
67
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
68 if (wHint !is DWT.DEFAULT) minWidth = wHint;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
69 if (hHint !is DWT.DEFAULT) minHeight = hHint;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
70
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
71 return new Point (minWidth, minHeight);
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
72 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
73 protected bool flushCache(Control control) {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
74 return true;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
75 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
76 protected void layout(Composite composite, bool flushCache) {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
77 CTabFolder folder = cast(CTabFolder)composite;
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
78 // resize content
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
79 if (folder.selectedIndex !is -1) {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
80 Control control = folder.items[folder.selectedIndex].getControl();
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
81 if (control !is null && !control.isDisposed()) {
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
82 control.setBounds(folder.getClientArea());
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
83 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
84 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
85 }
12e3e0e477cd package custom, module and imports ok
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
86 }