01: /*
02: * @(#)QtLabelPeer.java 1.14 06/10/10
03: *
04: * Copyright 1990-2006 Sun Microsystems, Inc. All Rights Reserved.
05: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
06: *
07: * This program is free software; you can redistribute it and/or
08: * modify it under the terms of the GNU General Public License version
09: * 2 only, as published by the Free Software Foundation.
10: *
11: * This program is distributed in the hope that it will be useful, but
12: * WITHOUT ANY WARRANTY; without even the implied warranty of
13: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14: * General Public License version 2 for more details (a copy is
15: * included at /legal/license.txt).
16: *
17: * You should have received a copy of the GNU General Public License
18: * version 2 along with this work; if not, write to the Free Software
19: * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20: * 02110-1301 USA
21: *
22: * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
23: * Clara, CA 95054 or visit www.sun.com if you need additional
24: * information or have any questions.
25: *
26: */
27:
28: package sun.awt.qt;
29:
30: import java.awt.*;
31: import sun.awt.peer.*;
32:
33: /**
34: * The peer for label.
35: *
36: */
37:
38: public class QtLabelPeer extends QtComponentPeer implements LabelPeer {
39: /** Creates a new QtLabelPeer. */
40:
41: public QtLabelPeer(QtToolkit toolkit, Label target) {
42: super (toolkit, target);
43: // Fix for bug 4756049. Once we're sure a peer has
44: // been created, set alignment based on the target's
45: // value.
46: this .setAlignment(target.getAlignment());
47: }
48:
49: protected native void create(QtComponentPeer parentPeer);
50:
51: public Dimension getPreferredSize() {
52: Font font = target.getFont();
53: FontMetrics fm = toolkit.getFontMetrics(font);
54: String label = ((Label) target).getText();
55: if (label == null) {
56: label = "";
57: }
58: return new Dimension(fm.stringWidth(label) + 14,
59: fm.getHeight() + 8);
60: }
61:
62: public Dimension getMinimumSize() {
63: return getPreferredSize();
64: }
65:
66: public void setText(String text) {
67: setTextNative(text);
68: target.repaint();
69: }
70:
71: public void setAlignment(int alignment) {
72: setAlignmentNative(alignment);
73: target.repaint();
74: }
75:
76: private native void setTextNative(String text);
77:
78: private native void setAlignmentNative(int alignment);
79: }
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