VirtualBox

source: vbox/trunk/src/VBox/Frontends/VirtualBox/src/globals/UIExtraDataEventHandler.cpp@ 44453

Last change on this file since 44453 was 44453, checked in by vboxsync, 11 years ago

FE/Qt: Registration dialog related code cleanup.
  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 9.1 KB
Line 
1/* $Id: UIExtraDataEventHandler.cpp 44453 2013-01-30 10:21:33Z vboxsync $ */
2/** @file
3 *
4 * VBox frontends: Qt GUI ("VirtualBox"):
5 * UIExtraDataEventHandler class implementation
6 */
7
8/*
9 * Copyright (C) 2010-2013 Oracle Corporation
10 *
11 * This file is part of VirtualBox Open Source Edition (OSE), as
12 * available from http://www.virtualbox.org. This file is free software;
13 * you can redistribute it and/or modify it under the terms of the GNU
14 * General Public License (GPL) as published by the Free Software
15 * Foundation, in version 2 as it comes in the "COPYING" file of the
16 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
17 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
18 */
19
20/* Qt includes: */
21#include <QMutex>
22
23/* GUI includes: */
24#include "UIExtraDataEventHandler.h"
25#include "UIMainEventListener.h"
26#include "VBoxGlobal.h"
27#include "VBoxGlobalSettings.h"
28#include "UIActionPool.h"
29
30/* COM includes: */
31#include "COMEnums.h"
32#include "CEventSource.h"
33
34class UIExtraDataEventHandlerPrivate: public QObject
35{
36 Q_OBJECT;
37
38public:
39
40 UIExtraDataEventHandlerPrivate(QObject *pParent = 0)
41 : QObject(pParent)
42#ifdef VBOX_GUI_WITH_SYSTRAY
43 , m_fIsTrayIconOwner(false)
44#endif /* VBOX_GUI_WITH_SYSTRAY */
45 {}
46
47public slots:
48
49 void sltExtraDataCanChange(QString strId, QString strKey, QString strValue, bool &fVeto, QString &strVetoReason)
50 {
51 if (QUuid(strId).isNull())
52 {
53 /* it's a global extra data key someone wants to change */
54 if (strKey.startsWith("GUI/"))
55 {
56#ifdef VBOX_GUI_WITH_SYSTRAY
57 if (strKey == GUI_TrayIconWinID)
58 {
59 if (m_fIsTrayIconOwner)
60 {
61 if (!(strValue.isEmpty() ||
62 strValue == QString("%1")
63 .arg((qulonglong)vboxGlobal().mainWindow()->winId())))
64 fVeto = true;
65 }
66 return;
67 }
68#endif /* VBOX_GUI_WITH_SYSTRAY */
69 /* Try to set the global setting to check its syntax */
70 VBoxGlobalSettings gs(false /* non-null */);
71 if (gs.setPublicProperty (strKey, strValue))
72 {
73 /* this is a known GUI property key */
74 if (!gs)
75 {
76 strVetoReason = gs.lastError();
77 /* disallow the change when there is an error*/
78 fVeto = true;
79 }
80 return;
81 }
82 }
83 }
84 }
85
86 void sltExtraDataChange(QString strId, QString strKey, QString strValue)
87 {
88 if (QUuid(strId).isNull())
89 {
90 if (strKey.startsWith ("GUI/"))
91 {
92 if (strKey == GUI_LanguageId)
93 emit sigGUILanguageChange(strValue);
94 if (strKey == GUI_Input_SelectorShortcuts && gActionPool->type() == UIActionPoolType_Selector)
95 emit sigSelectorShortcutsChanged();
96 if (strKey == GUI_Input_MachineShortcuts && gActionPool->type() == UIActionPoolType_Runtime)
97 emit sigMachineShortcutsChanged();
98#ifdef VBOX_GUI_WITH_SYSTRAY
99 if (strKey == GUI_MainWindowCount)
100 emit sigMainWindowCountChange(strValue.toInt());
101 if (strKey == GUI_TrayIconWinID)
102 {
103 if (strValue.isEmpty())
104 {
105 m_fIsTrayIconOwner = false;
106 emit sigCanShowTrayIcon(true);
107 }
108 else if (strValue == QString("%1")
109 .arg((qulonglong)vboxGlobal().mainWindow()->winId()))
110 {
111 m_fIsTrayIconOwner = true;
112 emit sigCanShowTrayIcon(true);
113 }
114 else
115 emit sigCanShowTrayIcon(false);
116 }
117 if (strKey == GUI_TrayIconEnabled)
118 emit sigTrayIconChange((strValue.toLower() == "true") ? true : false);
119#endif /* VBOX_GUI_WITH_SYSTRAY */
120#ifdef Q_WS_MAC
121 if (strKey == GUI_PresentationModeEnabled)
122 {
123 /* Default to true if it is an empty value */
124 QString testStr = strValue.toLower();
125 bool f = (testStr.isEmpty() || testStr == "false");
126 emit sigPresentationModeChange(f);
127 }
128#endif /* Q_WS_MAC */
129
130 m_mutex.lock();
131 vboxGlobal().settings().setPublicProperty(strKey, strValue);
132 m_mutex.unlock();
133 Assert(!!vboxGlobal().settings());
134 }
135 }
136#ifdef Q_WS_MAC
137 else if (vboxGlobal().isVMConsoleProcess())
138 {
139 /* Check for the currently running machine */
140 if (strId == vboxGlobal().managedVMUuid())
141 {
142 if ( strKey == GUI_RealtimeDockIconUpdateEnabled
143 || strKey == GUI_RealtimeDockIconUpdateMonitor)
144 {
145 bool f = strValue.toLower() == "false" ? false : true;
146 emit sigDockIconAppearanceChange(f);
147 }
148 }
149 }
150#endif /* Q_WS_MAC */
151 }
152
153signals:
154
155 void sigGUILanguageChange(QString strLang);
156 void sigSelectorShortcutsChanged();
157 void sigMachineShortcutsChanged();
158#ifdef VBOX_GUI_WITH_SYSTRAY
159 void sigMainWindowCountChange(int count);
160 void sigCanShowTrayIcon(bool fEnabled);
161 void sigTrayIconChange(bool fEnabled);
162#endif /* VBOX_GUI_WITH_SYSTRAY */
163#ifdef RT_OS_DARWIN
164 void sigPresentationModeChange(bool fEnabled);
165 void sigDockIconAppearanceChange(bool fEnabled);
166#endif /* RT_OS_DARWIN */
167
168private:
169
170 /** protects #OnExtraDataChange() */
171 QMutex m_mutex;
172
173 /* Private member vars */
174#ifdef VBOX_GUI_WITH_SYSTRAY
175 bool m_fIsTrayIconOwner;
176#endif /* VBOX_GUI_WITH_SYSTRAY */
177};
178
179/* static */
180UIExtraDataEventHandler *UIExtraDataEventHandler::m_pInstance = 0;
181
182/* static */
183UIExtraDataEventHandler* UIExtraDataEventHandler::instance()
184{
185 if (!m_pInstance)
186 m_pInstance = new UIExtraDataEventHandler();
187 return m_pInstance;
188}
189
190/* static */
191void UIExtraDataEventHandler::destroy()
192{
193 if (m_pInstance)
194 {
195 delete m_pInstance;
196 m_pInstance = 0;
197 }
198}
199
200UIExtraDataEventHandler::UIExtraDataEventHandler()
201 : m_pHandler(new UIExtraDataEventHandlerPrivate(this))
202{
203// RTPrintf("Self add: %RTthrd\n", RTThreadSelf());
204 const CVirtualBox &vbox = vboxGlobal().virtualBox();
205 ComObjPtr<UIMainEventListenerImpl> pListener;
206 pListener.createObject();
207 pListener->init(new UIMainEventListener(), this);
208 m_mainEventListener = CEventListener(pListener);
209 QVector<KVBoxEventType> events;
210 events
211 << KVBoxEventType_OnExtraDataCanChange
212 << KVBoxEventType_OnExtraDataChanged;
213
214 vbox.GetEventSource().RegisterListener(m_mainEventListener, events, TRUE);
215 AssertWrapperOk(vbox);
216
217 /* This is a vetoable event, so we have to respond to the event and have to
218 * use a direct connection therefor. */
219 connect(pListener->getWrapped(), SIGNAL(sigExtraDataCanChange(QString, QString, QString, bool&, QString&)),
220 m_pHandler, SLOT(sltExtraDataCanChange(QString, QString, QString, bool&, QString&)),
221 Qt::DirectConnection);
222
223 /* Use a direct connection to the helper class. */
224 connect(pListener->getWrapped(), SIGNAL(sigExtraDataChange(QString, QString, QString)),
225 m_pHandler, SLOT(sltExtraDataChange(QString, QString, QString)),
226 Qt::DirectConnection);
227
228 /* UI signals */
229 connect(m_pHandler, SIGNAL(sigGUILanguageChange(QString)),
230 this, SIGNAL(sigGUILanguageChange(QString)),
231 Qt::QueuedConnection);
232
233 connect(m_pHandler, SIGNAL(sigSelectorShortcutsChanged()),
234 this, SIGNAL(sigSelectorShortcutsChanged()),
235 Qt::QueuedConnection);
236
237 connect(m_pHandler, SIGNAL(sigMachineShortcutsChanged()),
238 this, SIGNAL(sigMachineShortcutsChanged()),
239 Qt::QueuedConnection);
240
241#ifdef VBOX_GUI_WITH_SYSTRAY
242 connect(m_pHandler, SIGNAL(sigMainWindowCountChange(int)),
243 this, SIGNAL(sigMainWindowCountChange(int)),
244 Qt::QueuedConnection);
245
246 connect(m_pHandler, SIGNAL(sigCanShowTrayIcon(bool)),
247 this, SIGNAL(sigCanShowTrayIcon(bool)),
248 Qt::QueuedConnection);
249
250 connect(m_pHandler, SIGNAL(sigTrayIconChange(bool)),
251 this, SIGNAL(sigTrayIconChange(bool)),
252 Qt::QueuedConnection);
253#endif /* VBOX_GUI_WITH_SYSTRAY */
254
255#ifdef Q_WS_MAC
256 connect(m_pHandler, SIGNAL(sigPresentationModeChange(bool)),
257 this, SIGNAL(sigPresentationModeChange(bool)),
258 Qt::QueuedConnection);
259
260 connect(m_pHandler, SIGNAL(sigDockIconAppearanceChange(bool)),
261 this, SIGNAL(sigDockIconAppearanceChange(bool)),
262 Qt::QueuedConnection);
263#endif /* Q_WS_MAC */
264}
265
266UIExtraDataEventHandler::~UIExtraDataEventHandler()
267{
268 const CVirtualBox &vbox = vboxGlobal().virtualBox();
269 vbox.GetEventSource().UnregisterListener(m_mainEventListener);
270}
271
272#include "UIExtraDataEventHandler.moc"
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