1 /*
2 * Copyright (C) 2007 Ryan Leavengood <leavengood@gmail.com>
3 * Copyright (C) 2010 Stephan Aßmus <superstippi@gmx.de>
4 *
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
20 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
21 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
22 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
23 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
24 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #include "config.h"
30 #include "Widget.h"
31
32 #include "Cursor.h"
33 #include "IntRect.h"
34 #include "NotImplemented.h"
35 #include <View.h>
36
37 namespace WebCore {
38
39 class AutoPlatformWidgetLocker {
40 public:
AutoPlatformWidgetLocker(PlatformWidget widget)41 AutoPlatformWidgetLocker(PlatformWidget widget)
42 : m_widget(widget)
43 {
44 if (!m_widget || m_widget->LockLooperWithTimeout(5000) != B_OK)
45 m_widget = 0;
46 }
47
~AutoPlatformWidgetLocker()48 ~AutoPlatformWidgetLocker()
49 {
50 if (m_widget)
51 m_widget->UnlockLooper();
52 }
53
isLocked() const54 bool isLocked() const
55 {
56 return m_widget;
57 }
58
59 private:
60 PlatformWidget m_widget;
61 };
62
Widget(PlatformWidget widget)63 Widget::Widget(PlatformWidget widget)
64 : m_topLevelPlatformWidget(0)
65 {
66 init(widget);
67 }
68
~Widget()69 Widget::~Widget()
70 {
71 }
72
frameRect() const73 IntRect Widget::frameRect() const
74 {
75 return m_frame;
76 }
77
setFrameRect(const IntRect & rect)78 void Widget::setFrameRect(const IntRect& rect)
79 {
80 m_frame = rect;
81 }
82
setFocus(bool focused)83 void Widget::setFocus(bool focused)
84 {
85 if (focused) {
86 AutoPlatformWidgetLocker locker(topLevelPlatformWidget());
87 if (locker.isLocked())
88 topLevelPlatformWidget()->MakeFocus();
89 }
90 }
91
setCursor(const Cursor & cursor)92 void Widget::setCursor(const Cursor& cursor)
93 {
94 AutoPlatformWidgetLocker locker(topLevelPlatformWidget());
95 if (locker.isLocked())
96 topLevelPlatformWidget()->SetViewCursor(cursor.impl());
97 }
98
show()99 void Widget::show()
100 {
101 setSelfVisible(true);
102 if (!isParentVisible())
103 return;
104
105 AutoPlatformWidgetLocker locker(platformWidget());
106 if (locker.isLocked() && platformWidget()->IsHidden())
107 platformWidget()->Show();
108 }
109
hide()110 void Widget::hide()
111 {
112 setSelfVisible(false);
113 if (!isParentVisible())
114 return;
115
116 AutoPlatformWidgetLocker locker(platformWidget());
117 if (locker.isLocked() && !platformWidget()->IsHidden())
118 platformWidget()->Hide();
119 }
120
paint(GraphicsContext *,IntRect const &)121 void Widget::paint(GraphicsContext*, IntRect const&)
122 {
123 notImplemented();
124 }
125
setIsSelected(bool)126 void Widget::setIsSelected(bool)
127 {
128 notImplemented();
129 }
130
131 } // namespace WebCore
132
133