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39
40#ifndef QCOREAPPLICATION_P_H
41#define QCOREAPPLICATION_P_H
42
43//
44// W A R N I N G
45// -------------
46//
47// This file is not part of the Qt API. It exists purely as an
48// implementation detail. This header file may change from version to
49// version without notice, or even be removed.
50//
51// We mean it.
52//
53
54#include "QtCore/qcoreapplication.h"
55#if QT_CONFIG(commandlineparser)
56#include "QtCore/qcommandlineoption.h"
57#endif
58#include "QtCore/qtranslator.h"
59#if QT_CONFIG(settings)
60#include "QtCore/qsettings.h"
61#endif
62#ifndef QT_NO_QOBJECT
63#include "private/qobject_p.h"
64#include "private/qlocking_p.h"
65#endif
66
67#ifdef Q_OS_MACOS
68#include "private/qcore_mac_p.h"
69#endif
70
71QT_BEGIN_NAMESPACE
72
73typedef QList<QTranslator*> QTranslatorList;
74
75class QAbstractEventDispatcher;
76
77class Q_CORE_EXPORT QCoreApplicationPrivate
78#ifndef QT_NO_QOBJECT
79 : public QObjectPrivate
80#endif
81{
82 Q_DECLARE_PUBLIC(QCoreApplication)
83
84public:
85 enum Type {
86 Tty,
87 Gui
88 };
89
90 QCoreApplicationPrivate(int &aargc, char **aargv, uint flags);
91
92 // If not inheriting from QObjectPrivate: force this class to be polymorphic
93#ifdef QT_NO_QOBJECT
94 virtual
95#endif
96 ~QCoreApplicationPrivate();
97
98 void init();
99
100 QString appName() const;
101 QString appVersion() const;
102
103#ifdef Q_OS_DARWIN
104 static QString infoDictionaryStringProperty(const QString &propertyName);
105#endif
106
107 static void initLocale();
108
109 static bool checkInstance(const char *method);
110
111#if QT_CONFIG(commandlineparser)
112 virtual void addQtOptions(QList<QCommandLineOption> *options);
113#endif
114
115#ifndef QT_NO_QOBJECT
116 bool sendThroughApplicationEventFilters(QObject *, QEvent *);
117 static bool sendThroughObjectEventFilters(QObject *, QEvent *);
118 static bool notify_helper(QObject *, QEvent *);
119 static inline void setEventSpontaneous(QEvent *e, bool spontaneous) { e->spont = spontaneous; }
120
121 virtual void createEventDispatcher();
122 virtual void eventDispatcherReady();
123 static void removePostedEvent(QEvent *);
124#ifdef Q_OS_WIN
125 static void removePostedTimerEvent(QObject *object, int timerId);
126#endif
127
128 QAtomicInt quitLockRef;
129 void ref();
130 void deref();
131 virtual bool shouldQuit() {
132 return true;
133 }
134 void maybeQuit();
135
136 static QBasicAtomicPointer<QThread> theMainThread;
137 static QThread *mainThread();
138 static bool threadRequiresCoreApplication();
139
140 static void sendPostedEvents(QObject *receiver, int event_type, QThreadData *data);
141
142 static void checkReceiverThread(QObject *receiver);
143 void cleanupThreadData();
144
145 struct QPostEventListLocker
146 {
147 QThreadData *threadData;
148 std::unique_lock<QMutex> locker;
149
150 void unlock() { locker.unlock(); }
151 };
152 static QPostEventListLocker lockThreadPostEventList(QObject *object);
153#endif // QT_NO_QOBJECT
154
155 int &argc;
156 char **argv;
157#if defined(Q_OS_WIN) && !defined(Q_OS_WINRT)
158 int origArgc;
159 char **origArgv; // store unmodified arguments for QCoreApplication::arguments()
160#endif
161 void appendApplicationPathToLibraryPaths(void);
162
163#ifndef QT_NO_TRANSLATION
164 QTranslatorList translators;
165 QReadWriteLock translateMutex;
166 static bool isTranslatorInstalled(QTranslator *translator);
167#endif
168
169 QCoreApplicationPrivate::Type application_type;
170
171 QString cachedApplicationDirPath;
172 static QString *cachedApplicationFilePath;
173 static void setApplicationFilePath(const QString &path);
174 static inline void clearApplicationFilePath() { delete cachedApplicationFilePath; cachedApplicationFilePath = nullptr; }
175
176#ifndef QT_NO_QOBJECT
177 void execCleanup();
178
179 bool in_exec;
180 bool aboutToQuitEmitted;
181 bool threadData_clean;
182
183 static QAbstractEventDispatcher *eventDispatcher;
184 static bool is_app_running;
185 static bool is_app_closing;
186#endif
187
188 static bool setuidAllowed;
189 static uint attribs;
190 static inline bool testAttribute(uint flag) { return attribs & (1 << flag); }
191 static int app_compile_version;
192
193 void processCommandLineArguments();
194 QString qmljs_debug_arguments; // a string containing arguments for js/qml debugging.
195 inline QString qmljsDebugArgumentsString() { return qmljs_debug_arguments; }
196
197#ifdef QT_NO_QOBJECT
198 QCoreApplication *q_ptr;
199#endif
200};
201
202QT_END_NAMESPACE
203
204#endif // QCOREAPPLICATION_P_H
205

source code of qtbase/src/corelib/kernel/qcoreapplication_p.h