VirtualBox

source: vbox/trunk/src/VBox/Frontends/VirtualBox/src/globals/UIExtraDataEventHandler.cpp@ 43138

Last change on this file since 43138 was 41689, checked in by vboxsync, 12 years ago

FE/Qt: VBoxDefs renamed to UIDefs and reworked into namespace. Corresponding files which were using VBoxDefs updated.
  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 9.7 KB
Line 
1/* $Id: UIExtraDataEventHandler.cpp 41689 2012-06-13 17:13:36Z vboxsync $ */
2/** @file
3 *
4 * VBox frontends: Qt GUI ("VirtualBox"):
5 * UIExtraDataEventHandler class implementation
6 */
7
8/*
9 * Copyright (C) 2010 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
29/* COM includes: */
30#include "COMEnums.h"
31#include "CEventSource.h"
32
33class UIExtraDataEventHandlerPrivate: public QObject
34{
35 Q_OBJECT;
36
37public:
38 UIExtraDataEventHandlerPrivate(QObject *pParent = 0)
39 : QObject(pParent)
40 , m_fIsRegDlgOwner(false)
41 , m_fIsUpdDlgOwner(false)
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 (strId.isEmpty())
52 {
53 /* it's a global extra data key someone wants to change */
54 if (strKey.startsWith("GUI/"))
55 {
56 if (strKey == GUI_RegistrationDlgWinID)
57 {
58 if (m_fIsRegDlgOwner)
59 {
60 if (!(strValue.isEmpty() ||
61 strValue == QString("%1")
62 .arg((qulonglong)vboxGlobal().mainWindow()->winId())))
63 fVeto = true;
64 }
65 return;
66 }
67
68#ifdef VBOX_GUI_WITH_SYSTRAY
69 if (strKey == GUI_TrayIconWinID)
70 {
71 if (m_fIsTrayIconOwner)
72 {
73 if (!(strValue.isEmpty() ||
74 strValue == QString("%1")
75 .arg((qulonglong)vboxGlobal().mainWindow()->winId())))
76 fVeto = true;
77 }
78 return;
79 }
80#endif
81 /* Try to set the global setting to check its syntax */
82 VBoxGlobalSettings gs(false /* non-null */);
83 if (gs.setPublicProperty (strKey, strValue))
84 {
85 /* this is a known GUI property key */
86 if (!gs)
87 {
88 strVetoReason = gs.lastError();
89 /* disallow the change when there is an error*/
90 fVeto = true;
91 }
92 return;
93 }
94 }
95 }
96 }
97
98 void sltExtraDataChange(QString strId, QString strKey, QString strValue)
99 {
100 if (strId.isEmpty())
101 {
102 if (strKey.startsWith ("GUI/"))
103 {
104 if (strKey == GUI_RegistrationDlgWinID)
105 {
106 if (strValue.isEmpty())
107 {
108 m_fIsRegDlgOwner = false;
109 emit sigCanShowRegistrationDlg(true);
110 }
111 else if (strValue == QString("%1")
112 .arg((qulonglong)vboxGlobal().mainWindow()->winId()))
113 {
114 m_fIsRegDlgOwner = true;
115 emit sigCanShowRegistrationDlg(true);
116 }
117 else
118 emit sigCanShowRegistrationDlg(false);
119 }
120 if (strKey == GUI_LanguageId)
121 emit sigGUILanguageChange(strValue);
122#ifdef VBOX_GUI_WITH_SYSTRAY
123 if (strKey == GUI_MainWindowCount)
124 emit sigMainWindowCountChange(strValue.toInt());
125 if (strKey == GUI_TrayIconWinID)
126 {
127 if (strValue.isEmpty())
128 {
129 m_fIsTrayIconOwner = false;
130 emit sigCanShowTrayIcon(true);
131 }
132 else if (strValue == QString("%1")
133 .arg((qulonglong)vboxGlobal().mainWindow()->winId()))
134 {
135 m_fIsTrayIconOwner = true;
136 emit sigCanShowTrayIcon(true);
137 }
138 else
139 emit sigCanShowTrayIcon(false);
140 }
141 if (strKey == GUI_TrayIconEnabled)
142 emit sigTrayIconChange((strValue.toLower() == "true") ? true : false);
143#endif /* VBOX_GUI_WITH_SYSTRAY */
144#ifdef Q_WS_MAC
145 if (strKey == GUI_PresentationModeEnabled)
146 {
147 /* Default to true if it is an empty value */
148 QString testStr = strValue.toLower();
149 bool f = (testStr.isEmpty() || testStr == "false");
150 emit sigPresentationModeChange(f);
151 }
152#endif /* Q_WS_MAC */
153
154 m_mutex.lock();
155 vboxGlobal().settings().setPublicProperty(strKey, strValue);
156 m_mutex.unlock();
157 Assert(!!vboxGlobal().settings());
158 }
159 }
160#ifdef Q_WS_MAC
161 else if (vboxGlobal().isVMConsoleProcess())
162 {
163 /* Check for the currently running machine */
164 if (strId == vboxGlobal().managedVMUuid())
165 {
166 if ( strKey == GUI_RealtimeDockIconUpdateEnabled
167 || strKey == GUI_RealtimeDockIconUpdateMonitor)
168 {
169 bool f = strValue.toLower() == "false" ? false : true;
170 emit sigDockIconAppearanceChange(f);
171 }
172 }
173 }
174#endif /* Q_WS_MAC */
175 }
176
177signals:
178 void sigCanShowRegistrationDlg(bool fEnabled);
179 void sigGUILanguageChange(QString strLang);
180#ifdef VBOX_GUI_WITH_SYSTRAY
181 void sigMainWindowCountChange(int count);
182 void sigCanShowTrayIcon(bool fEnabled);
183 void sigTrayIconChange(bool fEnabled);
184#endif /* VBOX_GUI_WITH_SYSTRAY */
185#ifdef RT_OS_DARWIN
186 void sigPresentationModeChange(bool fEnabled);
187 void sigDockIconAppearanceChange(bool fEnabled);
188#endif /* RT_OS_DARWIN */
189
190private:
191 /** protects #OnExtraDataChange() */
192 QMutex m_mutex;
193
194 /* Private member vars */
195 bool m_fIsRegDlgOwner;
196 bool m_fIsUpdDlgOwner;
197#ifdef VBOX_GUI_WITH_SYSTRAY
198 bool m_fIsTrayIconOwner;
199#endif /* VBOX_GUI_WITH_SYSTRAY */
200};
201
202/* static */
203UIExtraDataEventHandler *UIExtraDataEventHandler::m_pInstance = 0;
204
205/* static */
206UIExtraDataEventHandler* UIExtraDataEventHandler::instance()
207{
208 if (!m_pInstance)
209 m_pInstance = new UIExtraDataEventHandler();
210 return m_pInstance;
211}
212
213/* static */
214void UIExtraDataEventHandler::destroy()
215{
216 if (m_pInstance)
217 {
218 delete m_pInstance;
219 m_pInstance = 0;
220 }
221}
222
223UIExtraDataEventHandler::UIExtraDataEventHandler()
224 : m_pHandler(new UIExtraDataEventHandlerPrivate(this))
225{
226// RTPrintf("Self add: %RTthrd\n", RTThreadSelf());
227 const CVirtualBox &vbox = vboxGlobal().virtualBox();
228 ComObjPtr<UIMainEventListenerImpl> pListener;
229 pListener.createObject();
230 pListener->init(new UIMainEventListener(), this);
231 m_mainEventListener = CEventListener(pListener);
232 QVector<KVBoxEventType> events;
233 events
234 << KVBoxEventType_OnExtraDataCanChange
235 << KVBoxEventType_OnExtraDataChanged;
236
237 vbox.GetEventSource().RegisterListener(m_mainEventListener, events, TRUE);
238 AssertWrapperOk(vbox);
239
240 /* This is a vetoable event, so we have to respond to the event and have to
241 * use a direct connection therefor. */
242 connect(pListener->getWrapped(), SIGNAL(sigExtraDataCanChange(QString, QString, QString, bool&, QString&)),
243 m_pHandler, SLOT(sltExtraDataCanChange(QString, QString, QString, bool&, QString&)),
244 Qt::DirectConnection);
245
246 /* Use a direct connection to the helper class. */
247 connect(pListener->getWrapped(), SIGNAL(sigExtraDataChange(QString, QString, QString)),
248 m_pHandler, SLOT(sltExtraDataChange(QString, QString, QString)),
249 Qt::DirectConnection);
250
251 /* UI signals */
252 connect(m_pHandler, SIGNAL(sigCanShowRegistrationDlg(bool)),
253 this, SIGNAL(sigCanShowRegistrationDlg(bool)),
254 Qt::QueuedConnection);
255
256 connect(m_pHandler, SIGNAL(sigGUILanguageChange(QString)),
257 this, SIGNAL(sigGUILanguageChange(QString)),
258 Qt::QueuedConnection);
259
260#ifdef VBOX_GUI_WITH_SYSTRAY
261 connect(m_pHandler, SIGNAL(sigMainWindowCountChange(int)),
262 this, SIGNAL(sigMainWindowCountChange(int)),
263 Qt::QueuedConnection);
264
265 connect(m_pHandler, SIGNAL(sigCanShowTrayIcon(bool)),
266 this, SIGNAL(sigCanShowTrayIcon(bool)),
267 Qt::QueuedConnection);
268
269 connect(m_pHandler, SIGNAL(sigTrayIconChange(bool)),
270 this, SIGNAL(sigTrayIconChange(bool)),
271 Qt::QueuedConnection);
272#endif /* VBOX_GUI_WITH_SYSTRAY */
273
274#ifdef Q_WS_MAC
275 connect(m_pHandler, SIGNAL(sigPresentationModeChange(bool)),
276 this, SIGNAL(sigPresentationModeChange(bool)),
277 Qt::QueuedConnection);
278
279 connect(m_pHandler, SIGNAL(sigDockIconAppearanceChange(bool)),
280 this, SIGNAL(sigDockIconAppearanceChange(bool)),
281 Qt::QueuedConnection);
282#endif /* Q_WS_MAC */
283}
284
285UIExtraDataEventHandler::~UIExtraDataEventHandler()
286{
287 const CVirtualBox &vbox = vboxGlobal().virtualBox();
288 vbox.GetEventSource().UnregisterListener(m_mainEventListener);
289}
290
291#include "UIExtraDataEventHandler.moc"
Note: See TracBrowser for help on using the repository browser.

© 2023 Oracle
Contact – Privacy policy – Terms of Use