|
1 /**************************************************************************** |
|
2 ** |
|
3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). |
|
4 ** All rights reserved. |
|
5 ** Contact: Nokia Corporation (qt-info@nokia.com) |
|
6 ** |
|
7 ** This file is part of the QtGui of the Qt Toolkit. |
|
8 ** |
|
9 ** $QT_BEGIN_LICENSE:LGPL$ |
|
10 ** No Commercial Usage |
|
11 ** This file contains pre-release code and may not be distributed. |
|
12 ** You may use this file in accordance with the terms and conditions |
|
13 ** contained in the Technology Preview License Agreement accompanying |
|
14 ** this package. |
|
15 ** |
|
16 ** GNU Lesser General Public License Usage |
|
17 ** Alternatively, this file may be used under the terms of the GNU Lesser |
|
18 ** General Public License version 2.1 as published by the Free Software |
|
19 ** Foundation and appearing in the file LICENSE.LGPL included in the |
|
20 ** packaging of this file. Please review the following information to |
|
21 ** ensure the GNU Lesser General Public License version 2.1 requirements |
|
22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
|
23 ** |
|
24 ** In addition, as a special exception, Nokia gives you certain additional |
|
25 ** rights. These rights are described in the Nokia Qt LGPL Exception |
|
26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
|
27 ** |
|
28 ** If you have questions regarding the use of this file, please contact |
|
29 ** Nokia at qt-info@nokia.com. |
|
30 ** |
|
31 ** |
|
32 ** |
|
33 ** |
|
34 ** |
|
35 ** |
|
36 ** |
|
37 ** |
|
38 ** $QT_END_LICENSE$ |
|
39 ** |
|
40 ****************************************************************************/ |
|
41 |
|
42 #include <qwidget.h> |
|
43 |
|
44 #include "qeventdispatcher_s60_p.h" |
|
45 |
|
46 QT_BEGIN_NAMESPACE |
|
47 |
|
48 QEventDispatcherS60::QEventDispatcherS60(QObject *parent) |
|
49 : QEventDispatcherSymbian(parent), |
|
50 m_noInputEvents(false) |
|
51 { |
|
52 } |
|
53 |
|
54 QEventDispatcherS60::~QEventDispatcherS60() |
|
55 { |
|
56 for (int c = 0; c < m_deferredInputEvents.size(); ++c) { |
|
57 delete m_deferredInputEvents[c].event; |
|
58 } |
|
59 } |
|
60 |
|
61 bool QEventDispatcherS60::processEvents ( QEventLoop::ProcessEventsFlags flags ) |
|
62 { |
|
63 bool ret = false; |
|
64 |
|
65 QT_TRY { |
|
66 bool oldNoInputEventsValue = m_noInputEvents; |
|
67 if (flags & QEventLoop::ExcludeUserInputEvents) { |
|
68 m_noInputEvents = true; |
|
69 } else { |
|
70 m_noInputEvents = false; |
|
71 ret = sendDeferredInputEvents() || ret; |
|
72 } |
|
73 |
|
74 ret = QEventDispatcherSymbian::processEvents(flags) || ret; |
|
75 |
|
76 m_noInputEvents = oldNoInputEventsValue; |
|
77 } QT_CATCH (const std::exception& ex) { |
|
78 #ifndef QT_NO_EXCEPTIONS |
|
79 CActiveScheduler::Current()->Error(qt_symbian_exception2Error(ex)); |
|
80 #endif |
|
81 } |
|
82 |
|
83 return ret; |
|
84 } |
|
85 |
|
86 bool QEventDispatcherS60::hasPendingEvents() |
|
87 { |
|
88 return !m_deferredInputEvents.isEmpty() || QEventDispatcherSymbian::hasPendingEvents(); |
|
89 } |
|
90 |
|
91 void QEventDispatcherS60::saveInputEvent(QSymbianControl *control, QWidget *widget, QInputEvent *event) |
|
92 { |
|
93 DeferredInputEvent inputEvent = {control, widget, event}; |
|
94 m_deferredInputEvents.append(inputEvent); |
|
95 connect(widget, SIGNAL(destroyed(QObject *)), SLOT(removeInputEventsForWidget(QObject *))); |
|
96 } |
|
97 |
|
98 bool QEventDispatcherS60::sendDeferredInputEvents() |
|
99 { |
|
100 bool eventsSent = false; |
|
101 while (!m_deferredInputEvents.isEmpty()) { |
|
102 DeferredInputEvent inputEvent = m_deferredInputEvents.takeFirst(); |
|
103 #ifndef QT_NO_EXCEPTIONS |
|
104 try { |
|
105 #endif |
|
106 inputEvent.control->sendInputEvent(inputEvent.widget, inputEvent.event); |
|
107 #ifndef QT_NO_EXCEPTIONS |
|
108 } catch (...) { |
|
109 delete inputEvent.event; |
|
110 throw; |
|
111 } |
|
112 #endif |
|
113 delete inputEvent.event; |
|
114 eventsSent = true; |
|
115 } |
|
116 |
|
117 return eventsSent; |
|
118 } |
|
119 |
|
120 void QEventDispatcherS60::removeInputEventsForWidget(QObject *object) |
|
121 { |
|
122 for (int c = 0; c < m_deferredInputEvents.size(); ++c) { |
|
123 if (m_deferredInputEvents[c].widget == object) { |
|
124 delete m_deferredInputEvents[c].event; |
|
125 m_deferredInputEvents.removeAt(c--); |
|
126 } |
|
127 } |
|
128 } |
|
129 |
|
130 QT_END_NAMESPACE |