diff options
Diffstat (limited to 'src/corelib/kernel')
24 files changed, 1164 insertions, 387 deletions
diff --git a/src/corelib/kernel/kernel.pri b/src/corelib/kernel/kernel.pri index 8759578..3493784 100644 --- a/src/corelib/kernel/kernel.pri +++ b/src/corelib/kernel/kernel.pri @@ -32,7 +32,8 @@ HEADERS += \ kernel/qsharedmemory_p.h \ kernel/qsystemsemaphore.h \ kernel/qsystemsemaphore_p.h \ - kernel/qfunctions_p.h + kernel/qfunctions_p.h \ + kernel/qguard_p.h SOURCES += \ kernel/qabstracteventdispatcher.cpp \ @@ -54,7 +55,7 @@ SOURCES += \ kernel/qcoreglobaldata.cpp \ kernel/qsharedmemory.cpp \ kernel/qsystemsemaphore.cpp \ - kernel/qpointer.cpp + kernel/qpointer.cpp win32 { SOURCES += \ @@ -112,3 +113,10 @@ unix { contains(QT_CONFIG, clock-gettime):include($$QT_SOURCE_TREE/config.tests/unix/clock-gettime/clock-gettime.pri) } +vxworks { + SOURCES += \ + kernel/qfunctions_vxworks.cpp + HEADERS += \ + kernel/qfunctions_vxworks.h +} + diff --git a/src/corelib/kernel/qabstractitemmodel.cpp b/src/corelib/kernel/qabstractitemmodel.cpp index 1c3371f..5d5d4cc 100644 --- a/src/corelib/kernel/qabstractitemmodel.cpp +++ b/src/corelib/kernel/qabstractitemmodel.cpp @@ -467,6 +467,27 @@ QAbstractItemModel *QAbstractItemModelPrivate::staticEmptyModel() return qEmptyModel(); } +namespace { + struct DefaultRoleNames : public QHash<int, QByteArray> + { + DefaultRoleNames() { + (*this)[Qt::DisplayRole] = "display"; + (*this)[Qt::DecorationRole] = "decoration"; + (*this)[Qt::EditRole] = "edit"; + (*this)[Qt::ToolTipRole] = "toolTip"; + (*this)[Qt::StatusTipRole] = "statusTip"; + (*this)[Qt::WhatsThisRole] = "whatsThis"; + } + }; +} + +Q_GLOBAL_STATIC(DefaultRoleNames, qDefaultRoleNames) + +const QHash<int,QByteArray> &QAbstractItemModelPrivate::defaultRoleNames() +{ + return *qDefaultRoleNames(); +} + /*! \internal return true if \a value contains a numerical type @@ -1863,6 +1884,37 @@ QSize QAbstractItemModel::span(const QModelIndex &) const } /*! + \since 4.6 + + Sets the model's role names to \a roleNames. + + This function is provided to allow mapping of role identifiers to + role property names in Declarative UI. This function must be called + before the model is used. Modifying the role names after the model + has been set may result in undefined behaviour. + + \sa roleNames() +*/ +void QAbstractItemModel::setRoleNames(const QHash<int,QByteArray> &roleNames) +{ + Q_D(QAbstractItemModel); + d->roleNames = roleNames; +} + +/*! + \since 4.6 + + Returns the model's role names. + + \sa setRoleNames() +*/ +const QHash<int,QByteArray> &QAbstractItemModel::roleNames() const +{ + Q_D(const QAbstractItemModel); + return d->roleNames; +} + +/*! Called to let the model know that it should submit whatever it has cached to the permanent storage. Typically used for row editing. @@ -2278,7 +2330,8 @@ void QAbstractItemModel::endRemoveColumns() \note The view to which the model is attached to will be reset as well. When a model is reset it means that any previous data reported from the - model is now invalid and has to be queried for again. + model is now invalid and has to be queried for again. This also means + that the current item and any selected items will become invalid. When a model radically changes its data it can sometimes be easier to just call this function rather than emit dataChanged() to inform other diff --git a/src/corelib/kernel/qabstractitemmodel.h b/src/corelib/kernel/qabstractitemmodel.h index dc7d7bd..a6bbff4 100644 --- a/src/corelib/kernel/qabstractitemmodel.h +++ b/src/corelib/kernel/qabstractitemmodel.h @@ -220,6 +220,8 @@ public: Qt::MatchFlags(Qt::MatchStartsWith|Qt::MatchWrap)) const; virtual QSize span(const QModelIndex &index) const; + const QHash<int,QByteArray> &roleNames() const; + #ifdef Q_NO_USING_KEYWORD inline QObject *parent() const { return QObject::parent(); } #else @@ -282,6 +284,8 @@ protected: void changePersistentIndexList(const QModelIndexList &from, const QModelIndexList &to); QModelIndexList persistentIndexList() const; + void setRoleNames(const QHash<int,QByteArray> &roleNames); + private: Q_DECLARE_PRIVATE(QAbstractItemModel) Q_DISABLE_COPY(QAbstractItemModel) diff --git a/src/corelib/kernel/qabstractitemmodel_p.h b/src/corelib/kernel/qabstractitemmodel_p.h index c047f95..6a29723 100644 --- a/src/corelib/kernel/qabstractitemmodel_p.h +++ b/src/corelib/kernel/qabstractitemmodel_p.h @@ -78,7 +78,7 @@ class Q_CORE_EXPORT QAbstractItemModelPrivate : public QObjectPrivate Q_DECLARE_PUBLIC(QAbstractItemModel) public: - QAbstractItemModelPrivate() : QObjectPrivate(), supportedDragActions(-1) {} + QAbstractItemModelPrivate() : QObjectPrivate(), supportedDragActions(-1), roleNames(defaultRoleNames()) {} void removePersistentIndexData(QPersistentModelIndexData *data); void rowsAboutToBeInserted(const QModelIndex &parent, int first, int last); void rowsInserted(const QModelIndex &parent, int first, int last); @@ -144,6 +144,9 @@ public: } persistent; Qt::DropActions supportedDragActions; + + QHash<int,QByteArray> roleNames; + static const QHash<int,QByteArray> &defaultRoleNames(); }; QT_END_NAMESPACE diff --git a/src/corelib/kernel/qcore_unix.cpp b/src/corelib/kernel/qcore_unix.cpp index c5b0fc7..efa9c6d 100644 --- a/src/corelib/kernel/qcore_unix.cpp +++ b/src/corelib/kernel/qcore_unix.cpp @@ -41,11 +41,18 @@ #include "qcore_unix_p.h" -#include <sys/select.h> -#include <sys/time.h> +#ifndef Q_OS_VXWORKS +# include <sys/select.h> +# include <sys/time.h> +#else +# include <selectLib.h> +#endif + #include <stdlib.h> -#include "qeventdispatcher_unix_p.h" // for the timeval operators +#ifdef Q_OS_MAC +#include <mach/mach_time.h> +#endif #if !defined(QT_NO_CLOCK_MONOTONIC) # if defined(QT_BOOTSTRAPPED) @@ -55,37 +62,72 @@ QT_BEGIN_NAMESPACE -static inline timeval gettime() +bool qt_gettime_is_monotonic() { - timeval tv; -#ifndef QT_NO_CLOCK_MONOTONIC - // use the monotonic clock - static volatile bool monotonicClockDisabled = false; - struct timespec ts; - if (!monotonicClockDisabled) { - if (clock_gettime(CLOCK_MONOTONIC, &ts) == -1) { - monotonicClockDisabled = true; - } else { - tv.tv_sec = ts.tv_sec; - tv.tv_usec = ts.tv_nsec / 1000; - return tv; - } +#if (_POSIX_MONOTONIC_CLOCK-0 > 0) || defined(Q_OS_MAC) + return true; +#else + static int returnValue = 0; + + if (returnValue == 0) { +# if (_POSIX_MONOTONIC_CLOCK-0 < 0) + returnValue = -1; +# elif (_POSIX_MONOTONIC_CLOCK == 0) + // detect if the system support monotonic timers + long x = sysconf(_SC_MONOTONIC_CLOCK); + returnValue = (x >= 200112L) ? 1 : -1; +# endif } + + return returnValue != -1; #endif +} + +timeval qt_gettime() +{ + timeval tv; +#if defined(Q_OS_MAC) + static mach_timebase_info_data_t info = {0,0}; + if (info.denom == 0) + mach_timebase_info(&info); + + uint64_t cpu_time = mach_absolute_time(); + uint64_t nsecs = cpu_time * (info.numer / info.denom); + tv.tv_sec = nsecs / 1000000000ull; + tv.tv_usec = (nsecs / 1000) - (tv.tv_sec * 1000000); + return tv; +#elif (_POSIX_MONOTONIC_CLOCK-0 > 0) + timespec ts; + clock_gettime(CLOCK_MONOTONIC, &ts); + tv.tv_sec = ts.tv_sec; + tv.tv_usec = ts.tv_nsec / 1000; + return tv; +#else +# if !defined(QT_NO_CLOCK_MONOTONIC) && !defined(QT_BOOTSTRAPPED) + if (qt_gettime_is_monotonic()) { + timespec ts; + clock_gettime(CLOCK_MONOTONIC, &ts); + tv.tv_sec = ts.tv_sec; + tv.tv_usec = ts.tv_nsec / 1000; + return tv; + } +# endif // use gettimeofday ::gettimeofday(&tv, 0); return tv; +#endif } static inline bool time_update(struct timeval *tv, const struct timeval &start, const struct timeval &timeout) { - struct timeval now = gettime(); - if (now < start) { - // clock reset, give up + if (!qt_gettime_is_monotonic()) { + // we cannot recalculate the timeout without a monotonic clock as the time may have changed return false; } + // clock source is monotonic, so we can recalculate how much timeout is left + struct timeval now = qt_gettime(); *tv = timeout + start - now; return true; } @@ -100,7 +142,7 @@ int qt_safe_select(int nfds, fd_set *fdread, fd_set *fdwrite, fd_set *fdexcept, return ret; } - timeval start = gettime(); + timeval start = qt_gettime(); timeval timeout = *orig_timeout; // loop and recalculate the timeout as needed @@ -119,76 +161,3 @@ int qt_safe_select(int nfds, fd_set *fdread, fd_set *fdwrite, fd_set *fdexcept, } QT_END_NAMESPACE - -#ifdef Q_OS_LINUX -// Don't wait for libc to supply the calls we need -// Make syscalls directly - -# if defined(__GLIBC__) && (__GLIBC__ * 0x100 + __GLIBC_MINOR__) >= 0x0204 -// glibc 2.4 has syscall(...) -# include <sys/syscall.h> -# include <asm/unistd.h> -# else -// no syscall(...) -static inline int syscall(...) { errno = ENOSYS; return -1;} -# endif - -# ifndef __NR_dup3 -# if defined(__i386__) -# define __NR_dup3 330 -# define __NR_pipe2 331 -# elif defined(__x86_64__) -# define __NR_dup3 292 -# define __NR_pipe2 293 -# elif defined(__ia64__) -# define __NR_dup3 1316 -# define __NR_pipe2 1317 -# else -// set the syscalls to absurd numbers so that they'll cause ENOSYS errors -# warning "Please port the pipe2/dup3 code to this platform" -# define __NR_dup3 -1 -# define __NR_pipe2 -1 -# endif -# endif - -# if !defined(__NR_socketcall) && !defined(__NR_accept4) -# if defined(__x86_64__) -# define __NR_accept4 288 -# elif defined(__ia64__) -// not assigned yet to IA-64 -# define __NR_accept4 -1 -# else -// set the syscalls to absurd numbers so that they'll cause ENOSYS errors -# warning "Please port the accept4 code to this platform" -# define __NR_accept4 -1 -# endif -# endif - -QT_BEGIN_NAMESPACE -namespace QtLibcSupplement { - int pipe2(int pipes[], int flags) - { - return syscall(__NR_pipe2, pipes, flags); - } - - int dup3(int oldfd, int newfd, int flags) - { - return syscall(__NR_dup3, oldfd, newfd, flags); - } - - int accept4(int s, sockaddr *addr, QT_SOCKLEN_T *addrlen, int flags) - { -# if defined(__NR_socketcall) - // This platform uses socketcall() instead of raw syscalls - // the SYS_ACCEPT4 number is cross-platform: 18 - return syscall(__NR_socketcall, 18, &s); -# else - return syscall(__NR_accept4, s, addr, addrlen, flags); -# endif - - Q_UNUSED(addr); Q_UNUSED(addrlen); Q_UNUSED(flags); // they're actually used - } -} -QT_END_NAMESPACE -#endif // Q_OS_LINUX - diff --git a/src/corelib/kernel/qcore_unix_p.h b/src/corelib/kernel/qcore_unix_p.h index dd97841..3bdd5ec 100644 --- a/src/corelib/kernel/qcore_unix_p.h +++ b/src/corelib/kernel/qcore_unix_p.h @@ -67,34 +67,22 @@ #include <errno.h> #include <fcntl.h> +#if defined(Q_OS_VXWORKS) +# include <ioLib.h> +#endif + struct sockaddr; -#if defined(Q_OS_LINUX) && defined(__GLIBC__) && (__GLIBC__ * 0x100 + __GLIBC_MINOR__) >= 0x0204 -// Linux supports thread-safe FD_CLOEXEC +#if defined(Q_OS_LINUX) && defined(O_CLOEXEC) # define QT_UNIX_SUPPORTS_THREADSAFE_CLOEXEC 1 - -// add defines for the consts for Linux -# ifndef O_CLOEXEC -# define O_CLOEXEC 02000000 -# endif -# ifndef FD_DUPFD_CLOEXEC -# define F_DUPFD_CLOEXEC 1030 -# endif -# ifndef SOCK_CLOEXEC -# define SOCK_CLOEXEC O_CLOEXEC -# endif -# ifndef SOCK_NONBLOCK -# define SOCK_NONBLOCK O_NONBLOCK -# endif -# ifndef MSG_CMSG_CLOEXEC -# define MSG_CMSG_CLOEXEC 0x40000000 -# endif - QT_BEGIN_NAMESPACE namespace QtLibcSupplement { - Q_CORE_EXPORT int accept4(int, sockaddr *, QT_SOCKLEN_T *, int flags); - Q_CORE_EXPORT int dup3(int oldfd, int newfd, int flags); - Q_CORE_EXPORT int pipe2(int pipes[], int flags); + inline int accept4(int, sockaddr *, QT_SOCKLEN_T *, int) + { errno = ENOSYS; return -1; } + inline int dup3(int, int, int) + { errno = ENOSYS; return -1; } + inline int pipe2(int [], int ) + { errno = ENOSYS; return -1; } } QT_END_NAMESPACE using namespace QT_PREPEND_NAMESPACE(QtLibcSupplement); @@ -110,6 +98,51 @@ using namespace QT_PREPEND_NAMESPACE(QtLibcSupplement); QT_BEGIN_NAMESPACE +// Internal operator functions for timevals +inline timeval &normalizedTimeval(timeval &t) +{ + while (t.tv_usec > 1000000l) { + ++t.tv_sec; + t.tv_usec -= 1000000l; + } + while (t.tv_usec < 0l) { + --t.tv_sec; + t.tv_usec += 1000000l; + } + return t; +} +inline bool operator<(const timeval &t1, const timeval &t2) +{ return t1.tv_sec < t2.tv_sec || (t1.tv_sec == t2.tv_sec && t1.tv_usec < t2.tv_usec); } +inline bool operator==(const timeval &t1, const timeval &t2) +{ return t1.tv_sec == t2.tv_sec && t1.tv_usec == t2.tv_usec; } +inline timeval &operator+=(timeval &t1, const timeval &t2) +{ + t1.tv_sec += t2.tv_sec; + t1.tv_usec += t2.tv_usec; + return normalizedTimeval(t1); +} +inline timeval operator+(const timeval &t1, const timeval &t2) +{ + timeval tmp; + tmp.tv_sec = t1.tv_sec + t2.tv_sec; + tmp.tv_usec = t1.tv_usec + t2.tv_usec; + return normalizedTimeval(tmp); +} +inline timeval operator-(const timeval &t1, const timeval &t2) +{ + timeval tmp; + tmp.tv_sec = t1.tv_sec - (t2.tv_sec - 1); + tmp.tv_usec = t1.tv_usec - (t2.tv_usec + 1000000); + return normalizedTimeval(tmp); +} +inline timeval operator*(const timeval &t1, int mul) +{ + timeval tmp; + tmp.tv_sec = t1.tv_sec * mul; + tmp.tv_usec = t1.tv_usec * mul; + return normalizedTimeval(tmp); +} + // don't call QT_OPEN or ::open // call qt_safe_open static inline int qt_safe_open(const char *pathname, int flags, mode_t mode = 0777) @@ -129,6 +162,7 @@ static inline int qt_safe_open(const char *pathname, int flags, mode_t mode = 07 #undef QT_OPEN #define QT_OPEN qt_safe_open +#ifndef Q_OS_VXWORKS // no POSIX pipes in VxWorks // don't call ::pipe // call qt_safe_pipe static inline int qt_safe_pipe(int pipefd[2], int flags = 0) @@ -140,7 +174,7 @@ static inline int qt_safe_pipe(int pipefd[2], int flags = 0) #endif register int ret; -#if QT_UNIX_SUPPORTS_THREADSAFE_CLOEXEC +#if QT_UNIX_SUPPORTS_THREADSAFE_CLOEXEC && defined(O_CLOEXEC) // use pipe2 flags |= O_CLOEXEC; ret = ::pipe2(pipefd, flags); // pipe2 is Linux-specific and is documented not to return EINTR @@ -164,6 +198,8 @@ static inline int qt_safe_pipe(int pipefd[2], int flags = 0) return 0; } +#endif // Q_OS_VXWORKS + // don't call dup or fcntl(F_DUPFD) static inline int qt_safe_dup(int oldfd, int atleast = 0, int flags = FD_CLOEXEC) { @@ -194,7 +230,7 @@ static inline int qt_safe_dup2(int oldfd, int newfd, int flags = FD_CLOEXEC) Q_ASSERT(flags == FD_CLOEXEC || flags == 0); register int ret; -#if QT_UNIX_SUPPORTS_THREADSAFE_CLOEXEC +#if QT_UNIX_SUPPORTS_THREADSAFE_CLOEXEC && defined(O_CLOEXEC) // use dup3 if (flags & FD_CLOEXEC) { EINTR_LOOP(ret, ::dup3(oldfd, newfd, O_CLOEXEC)); @@ -238,6 +274,8 @@ static inline int qt_safe_close(int fd) #undef QT_CLOSE #define QT_CLOSE qt_safe_close +#ifndef Q_OS_VXWORKS // no processes in VxWorks + static inline int qt_safe_execve(const char *filename, char *const argv[], char *const envp[]) { @@ -267,6 +305,14 @@ static inline pid_t qt_safe_waitpid(pid_t pid, int *status, int options) return ret; } +#endif // Q_OS_VXWORKS + +#if !defined(_POSIX_MONOTONIC_CLOCK) +# define _POSIX_MONOTONIC_CLOCK -1 +#endif + +bool qt_gettime_is_monotonic(); +timeval qt_gettime(); Q_CORE_EXPORT int qt_safe_select(int nfds, fd_set *fdread, fd_set *fdwrite, fd_set *fdexcept, const struct timeval *tv); diff --git a/src/corelib/kernel/qcoreapplication.cpp b/src/corelib/kernel/qcoreapplication.cpp index 706dc54..d0a4943 100644 --- a/src/corelib/kernel/qcoreapplication.cpp +++ b/src/corelib/kernel/qcoreapplication.cpp @@ -61,6 +61,7 @@ #include <private/qthread_p.h> #include <qlibraryinfo.h> #include <private/qfactoryloader_p.h> +#include <private/qfunctions_p.h> #ifdef Q_OS_UNIX # if !defined(QT_NO_GLIB) @@ -83,6 +84,10 @@ # include <locale.h> #endif +#ifdef Q_OS_VXWORKS +# include <taskLib.h> +#endif + QT_BEGIN_NAMESPACE #if defined(Q_WS_WIN) || defined(Q_WS_MAC) @@ -1821,8 +1826,9 @@ qint64 QCoreApplication::applicationPid() { #if defined(Q_OS_WIN32) || defined(Q_OS_WINCE) return GetCurrentProcessId(); +#elif defined(Q_OS_VXWORKS) + return (pid_t) taskIdCurrent; #else - // UNIX return getpid(); #endif } diff --git a/src/corelib/kernel/qcoreevent.cpp b/src/corelib/kernel/qcoreevent.cpp index a682fad9..ff00c1c 100644 --- a/src/corelib/kernel/qcoreevent.cpp +++ b/src/corelib/kernel/qcoreevent.cpp @@ -269,7 +269,7 @@ QT_BEGIN_NAMESPACE \omitvalue FutureCallOut \omitvalue CocoaRequestModal \omitvalue Signal - \omitvalue WinGesture + \omitvalue NativeGesture */ /*! diff --git a/src/corelib/kernel/qcoreevent.h b/src/corelib/kernel/qcoreevent.h index 1d86f47..d941286 100644 --- a/src/corelib/kernel/qcoreevent.h +++ b/src/corelib/kernel/qcoreevent.h @@ -276,7 +276,7 @@ public: TouchUpdate = 195, TouchEnd = 196, - WinGesture = 197, + NativeGesture = 197, // Internal for platform gesture support // 512 reserved for Qt Jambi's MetaCall event // 513 reserved for Qt Jambi's DeleteOnMainThread event diff --git a/src/corelib/kernel/qeventdispatcher_glib.cpp b/src/corelib/kernel/qeventdispatcher_glib.cpp index 7610631..2bbe560 100644 --- a/src/corelib/kernel/qeventdispatcher_glib.cpp +++ b/src/corelib/kernel/qeventdispatcher_glib.cpp @@ -263,6 +263,7 @@ QEventDispatcherGlibPrivate::QEventDispatcherGlibPrivate(GMainContext *context) (void) new (&timerSource->timerList) QTimerInfoList(); timerSource->processEventsFlags = QEventLoop::AllEvents; g_source_set_can_recurse(&timerSource->source, true); + g_source_set_priority(&timerSource->source, G_PRIORITY_DEFAULT_IDLE); g_source_attach(&timerSource->source, mainContext); } diff --git a/src/corelib/kernel/qeventdispatcher_unix.cpp b/src/corelib/kernel/qeventdispatcher_unix.cpp index 9deb78f..7982d4c 100644 --- a/src/corelib/kernel/qeventdispatcher_unix.cpp +++ b/src/corelib/kernel/qeventdispatcher_unix.cpp @@ -55,12 +55,18 @@ #include <stdio.h> #include <stdlib.h> -#if (_POSIX_MONOTONIC_CLOCK-0 <= 0) || defined(QT_BOOTSTRAPPED) -# include <sys/times.h> +// VxWorks doesn't correctly set the _POSIX_... options +#if defined(Q_OS_VXWORKS) +# if defined(_POSIX_MONOTONIC_CLOCK) && (_POSIX_MONOTONIC_CLOCK <= 0) +# undef _POSIX_MONOTONIC_CLOCK +# define _POSIX_MONOTONIC_CLOCK 1 +# endif +# include <pipeDrv.h> +# include <selectLib.h> #endif -#ifdef Q_OS_MAC -#include <mach/mach_time.h> +#if (_POSIX_MONOTONIC_CLOCK-0 <= 0) || defined(QT_BOOTSTRAPPED) +# include <sys/times.h> #endif QT_BEGIN_NAMESPACE @@ -81,7 +87,7 @@ static void signalHandler(int sig) } -#ifdef Q_OS_INTEGRITY +#if defined(Q_OS_INTEGRITY) || defined(Q_OS_VXWORKS) static void initThreadPipeFD(int fd) { int ret = fcntl(fd, F_SETFD, FD_CLOEXEC); @@ -102,20 +108,47 @@ QEventDispatcherUNIXPrivate::QEventDispatcherUNIXPrivate() { extern Qt::HANDLE qt_application_thread_id; mainThread = (QThread::currentThreadId() == qt_application_thread_id); + bool pipefail = false; // initialize the common parts of the event loop -#ifdef Q_OS_INTEGRITY +#if defined(Q_OS_INTEGRITY) // INTEGRITY doesn't like a "select" on pipes, so use socketpair instead - if (socketpair(AF_INET, SOCK_STREAM, PF_INET, thread_pipe) == -1) + if (socketpair(AF_INET, SOCK_STREAM, PF_INET, thread_pipe) == -1) { perror("QEventDispatcherUNIXPrivate(): Unable to create socket pair"); - - initThreadPipeFD(thread_pipe[0]); - initThreadPipeFD(thread_pipe[1]); + pipefail = true; + } else { + initThreadPipeFD(thread_pipe[0]); + initThreadPipeFD(thread_pipe[1]); + } +#elif defined(Q_OS_VXWORKS) + char name[20]; + qsnprintf(name, sizeof(name), "/pipe/qt_%08x", int(taskIdCurrent)); + + // make sure there is no pipe with this name + pipeDevDelete(name, true); + // create the pipe + if (pipeDevCreate(name, 128 /*maxMsg*/, 1 /*maxLength*/) != OK) { + perror("QEventDispatcherUNIXPrivate(): Unable to create thread pipe device"); + pipefail = true; + } else { + if ((thread_pipe[0] = open(name, O_RDWR, 0)) < 0) { + perror("QEventDispatcherUNIXPrivate(): Unable to create thread pipe"); + pipefail = true; + } else { + initThreadPipeFD(thread_pipe[0]); + thread_pipe[1] = thread_pipe[0]; + } + } #else - if (qt_safe_pipe(thread_pipe, O_NONBLOCK) == -1) + if (qt_safe_pipe(thread_pipe, O_NONBLOCK) == -1) { perror("QEventDispatcherUNIXPrivate(): Unable to create thread pipe"); + pipefail = true; + } #endif + if (pipefail) + qFatal("QEventDispatcherUNIXPrivate(): Can not continue without a thread pipe"); + sn_highest = -1; interrupt = false; @@ -123,9 +156,18 @@ QEventDispatcherUNIXPrivate::QEventDispatcherUNIXPrivate() QEventDispatcherUNIXPrivate::~QEventDispatcherUNIXPrivate() { +#if defined(Q_OS_VXWORKS) + close(thread_pipe[0]); + + char name[20]; + qsnprintf(name, sizeof(name), "/pipe/qt_%08x", int(taskIdCurrent)); + + pipeDevDelete(name, true); +#else // cleanup the common parts of the event loop close(thread_pipe[0]); close(thread_pipe[1]); +#endif // cleanup timers qDeleteAll(timerList); @@ -230,9 +272,15 @@ int QEventDispatcherUNIXPrivate::doSelect(QEventLoop::ProcessEventsFlags flags, // select doesn't immediately return next time int nevents = 0; if (nsel > 0 && FD_ISSET(thread_pipe[0], &sn_vec[0].select_fds)) { +#if defined(Q_OS_VXWORKS) + char c[16]; + ::read(thread_pipe[0], c, sizeof(c)); + ::ioctl(thread_pipe[0], FIOFLUSH, 0); +#else char c[16]; while (::read(thread_pipe[0], c, sizeof(c)) > 0) ; +#endif if (!wakeUps.testAndSetRelease(1, 0)) { // hopefully, this is dead code qWarning("QEventDispatcherUNIX: internal error, wakeUps.testAndSetRelease(1, 0) failed!"); @@ -263,18 +311,10 @@ int QEventDispatcherUNIXPrivate::doSelect(QEventLoop::ProcessEventsFlags flags, QTimerInfoList::QTimerInfoList() { -#if (_POSIX_MONOTONIC_CLOCK-0 <= 0) && !defined(Q_OS_MAC) - useMonotonicTimers = false; - -# if (_POSIX_MONOTONIC_CLOCK == 0) - // detect if the system support monotonic timers - long x = sysconf(_SC_MONOTONIC_CLOCK); - useMonotonicTimers = x != -1; -# endif + currentTime = qt_gettime(); - getTime(currentTime); - - if (!useMonotonicTimers) { +#if (_POSIX_MONOTONIC_CLOCK-0 <= 0) && !defined(Q_OS_MAC) + if (!qt_gettime_is_monotonic()) { // not using monotonic timers, initialize the timeChanged() machinery previousTime = currentTime; @@ -290,12 +330,6 @@ QTimerInfoList::QTimerInfoList() ticksPerSecond = 0; msPerTick = 0; } -#else -# if defined(Q_OS_MAC) - useMonotonicTimers = true; -# endif - // using monotonic timers unconditionally - getTime(currentTime); #endif firstTimerInfo = currentTimerInfo = 0; @@ -303,11 +337,24 @@ QTimerInfoList::QTimerInfoList() timeval QTimerInfoList::updateCurrentTime() { - getTime(currentTime); - return currentTime; + return (currentTime = qt_gettime()); } -#if (_POSIX_MONOTONIC_CLOCK-0 <= 0) || defined(QT_BOOTSTRAPPED) +#if ((_POSIX_MONOTONIC_CLOCK-0 <= 0) && !defined(Q_OS_MAC)) || defined(QT_BOOTSTRAPPED) + +template <> +timeval qAbs(const timeval &t) +{ + timeval tmp = t; + if (tmp.tv_sec < 0) { + tmp.tv_sec = -tmp.tv_sec - 1; + tmp.tv_usec -= 1000000; + } + if (tmp.tv_sec == 0 && tmp.tv_usec < 0) { + tmp.tv_usec = -tmp.tv_usec; + } + return normalizedTimeval(tmp); +} /* Returns true if the real time clock has changed by more than 10% @@ -318,72 +365,35 @@ timeval QTimerInfoList::updateCurrentTime() */ bool QTimerInfoList::timeChanged(timeval *delta) { - tms unused; + struct tms unused; clock_t currentTicks = times(&unused); - int elapsedTicks = currentTicks - previousTicks; + clock_t elapsedTicks = currentTicks - previousTicks; timeval elapsedTime = currentTime - previousTime; - int elapsedMsecTicks = (elapsedTicks * 1000) / ticksPerSecond; - int deltaMsecs = (elapsedTime.tv_sec * 1000 + elapsedTime.tv_usec / 1000) - - elapsedMsecTicks; - if (delta) { - delta->tv_sec = deltaMsecs / 1000; - delta->tv_usec = (deltaMsecs % 1000) * 1000; - } + timeval elapsedTimeTicks; + elapsedTimeTicks.tv_sec = elapsedTicks / ticksPerSecond; + elapsedTimeTicks.tv_usec = (((elapsedTicks * 1000) / ticksPerSecond) % 1000) * 1000; + + timeval dummy; + if (!delta) + delta = &dummy; + *delta = elapsedTime - elapsedTimeTicks; + previousTicks = currentTicks; previousTime = currentTime; // If tick drift is more than 10% off compared to realtime, we assume that the clock has // been set. Of course, we have to allow for the tick granularity as well. - - return (qAbs(deltaMsecs) - msPerTick) * 10 > elapsedMsecTicks; -} - -void QTimerInfoList::getTime(timeval &t) -{ -#if defined(Q_OS_MAC) - { - static mach_timebase_info_data_t info = {0,0}; - if (info.denom == 0) - mach_timebase_info(&info); - - uint64_t cpu_time = mach_absolute_time(); - uint64_t nsecs = cpu_time * (info.numer / info.denom); - t.tv_sec = nsecs * 1e-9; - t.tv_usec = nsecs * 1e-3 - (t.tv_sec * 1e6); - return; - } -#elif !defined(QT_NO_CLOCK_MONOTONIC) && !defined(QT_BOOTSTRAPPED) - if (useMonotonicTimers) { - timespec ts; - clock_gettime(CLOCK_MONOTONIC, &ts); - t.tv_sec = ts.tv_sec; - t.tv_usec = ts.tv_nsec / 1000; - return; - } -#endif - - gettimeofday(&t, 0); - // NTP-related fix - while (t.tv_usec >= 1000000l) { - t.tv_usec -= 1000000l; - ++t.tv_sec; - } - while (t.tv_usec < 0l) { - if (t.tv_sec > 0l) { - t.tv_usec += 1000000l; - --t.tv_sec; - } else { - t.tv_usec = 0l; - break; - } - } + timeval tickGranularity; + tickGranularity.tv_sec = 0; + tickGranularity.tv_usec = msPerTick * 1000; + return elapsedTimeTicks < ((qAbs(*delta) - tickGranularity) * 10); } void QTimerInfoList::repairTimersIfNeeded() { - if (useMonotonicTimers) + if (qt_gettime_is_monotonic()) return; timeval delta; if (timeChanged(&delta)) @@ -392,14 +402,6 @@ void QTimerInfoList::repairTimersIfNeeded() #else // !(_POSIX_MONOTONIC_CLOCK-0 <= 0) && !defined(QT_BOOTSTRAPPED) -void QTimerInfoList::getTime(timeval &t) -{ - timespec ts; - clock_gettime(CLOCK_MONOTONIC, &ts); - t.tv_sec = ts.tv_sec; - t.tv_usec = ts.tv_nsec / 1000; -} - void QTimerInfoList::repairTimersIfNeeded() { } @@ -428,7 +430,7 @@ void QTimerInfoList::timerRepair(const timeval &diff) // repair all timers for (int i = 0; i < size(); ++i) { register QTimerInfo *t = at(i); - t->timeout = t->timeout - diff; + t->timeout = t->timeout + diff; } } @@ -625,25 +627,7 @@ QEventDispatcherUNIX::~QEventDispatcherUNIX() int QEventDispatcherUNIX::select(int nfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, timeval *timeout) { - Q_D(QEventDispatcherUNIX); - if (timeout) { - // handle the case where select returns with a timeout, too - // soon. - timeval tvStart = d->timerList.currentTime; - timeval tvCurrent = tvStart; - timeval originalTimeout = *timeout; - - int nsel; - do { - timeval tvRest = originalTimeout + tvStart - tvCurrent; - nsel = ::select(nfds, readfds, writefds, exceptfds, &tvRest); - d->timerList.getTime(tvCurrent); - } while (nsel == 0 && (tvCurrent - tvStart) < originalTimeout); - - return nsel; - } - - return ::select(nfds, readfds, writefds, exceptfds, timeout); + return ::qt_safe_select(nfds, readfds, writefds, exceptfds, timeout); } /*! diff --git a/src/corelib/kernel/qeventdispatcher_unix_p.h b/src/corelib/kernel/qeventdispatcher_unix_p.h index d1f7431..5e016d3 100644 --- a/src/corelib/kernel/qeventdispatcher_unix_p.h +++ b/src/corelib/kernel/qeventdispatcher_unix_p.h @@ -56,54 +56,19 @@ #include "QtCore/qabstracteventdispatcher.h" #include "QtCore/qlist.h" #include "private/qabstracteventdispatcher_p.h" +#include "private/qcore_unix_p.h" #include "private/qpodlist_p.h" -#include <sys/types.h> -#include <sys/time.h> -#if !defined(Q_OS_HPUX) || defined(__ia64) -#include <sys/select.h> +#if defined(Q_OS_VXWORKS) +# include <sys/times.h> +#else +# include <sys/time.h> +# if !defined(Q_OS_HPUX) || defined(__ia64) +# include <sys/select.h> +# endif #endif -#include <unistd.h> QT_BEGIN_NAMESPACE -#if !defined(_POSIX_MONOTONIC_CLOCK) -# define _POSIX_MONOTONIC_CLOCK -1 -#endif - -// Internal operator functions for timevals -inline bool operator<(const timeval &t1, const timeval &t2) -{ return t1.tv_sec < t2.tv_sec || (t1.tv_sec == t2.tv_sec && t1.tv_usec < t2.tv_usec); } -inline bool operator==(const timeval &t1, const timeval &t2) -{ return t1.tv_sec == t2.tv_sec && t1.tv_usec == t2.tv_usec; } -inline timeval &operator+=(timeval &t1, const timeval &t2) -{ - t1.tv_sec += t2.tv_sec; - if ((t1.tv_usec += t2.tv_usec) >= 1000000l) { - ++t1.tv_sec; - t1.tv_usec -= 1000000l; - } - return t1; -} -inline timeval operator+(const timeval &t1, const timeval &t2) -{ - timeval tmp; - tmp.tv_sec = t1.tv_sec + t2.tv_sec; - if ((tmp.tv_usec = t1.tv_usec + t2.tv_usec) >= 1000000l) { - ++tmp.tv_sec; - tmp.tv_usec -= 1000000l; - } - return tmp; -} -inline timeval operator-(const timeval &t1, const timeval &t2) -{ - timeval tmp; - tmp.tv_sec = t1.tv_sec - t2.tv_sec; - if ((tmp.tv_usec = t1.tv_usec - t2.tv_usec) < 0l) { - --tmp.tv_sec; - tmp.tv_usec += 1000000l; - } - return tmp; -} // internal timer info struct QTimerInfo { @@ -116,9 +81,7 @@ struct QTimerInfo { class QTimerInfoList : public QList<QTimerInfo*> { -#if (_POSIX_MONOTONIC_CLOCK-0 <= 0) || defined(QT_BOOTSTRAPPED) - bool useMonotonicTimers; - +#if ((_POSIX_MONOTONIC_CLOCK-0 <= 0) && !defined(Q_OS_MAC)) || defined(QT_BOOTSTRAPPED) timeval previousTime; clock_t previousTicks; int ticksPerSecond; @@ -133,8 +96,6 @@ class QTimerInfoList : public QList<QTimerInfo*> public: QTimerInfoList(); - void getTime(timeval &t); - timeval currentTime; timeval updateCurrentTime(); diff --git a/src/corelib/kernel/qfunctions_p.h b/src/corelib/kernel/qfunctions_p.h index a7f2f9d..ad44a15 100644 --- a/src/corelib/kernel/qfunctions_p.h +++ b/src/corelib/kernel/qfunctions_p.h @@ -57,6 +57,8 @@ #if defined(Q_OS_WINCE) # include "QtCore/qfunctions_wince.h" +#elif defined(Q_OS_VXWORKS) +# include "QtCore/qfunctions_vxworks.h" #endif #ifdef Q_CC_RVCT diff --git a/src/corelib/kernel/qfunctions_vxworks.cpp b/src/corelib/kernel/qfunctions_vxworks.cpp new file mode 100644 index 0000000..def8f4c --- /dev/null +++ b/src/corelib/kernel/qfunctions_vxworks.cpp @@ -0,0 +1,202 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtCore module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at http://www.qtsoftware.com/contact. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qglobal.h" + +#ifdef Q_OS_VXWORKS + +#include "qplatformdefs.h" +#include "qfunctions_vxworks.h" + +#include <vmLib.h> +#include <selectLib.h> +#include <ioLib.h> + +QT_USE_NAMESPACE + +#ifdef __cplusplus +extern "C" { +#endif + +// no lfind() - used by the TIF image format +void *lfind(const void* key, const void* base, size_t* elements, size_t size, + int (*compare)(const void*, const void*)) +{ + const char* current = (char*) base; + const char* const end = (char*) (current + (*elements) * size); + while (current != end) { + if (compare(current, key) == 0) + return (void*)current; + current += size; + } + return 0; +} + + +// no rand_r(), but rand() +// NOTE: this implementation is wrong for multi threaded applications, +// but there is no way to get it right on VxWorks (in kernel mode) +int rand_r(unsigned int * /*seedp*/) +{ + return rand(); +} + +// no usleep() support +int usleep(unsigned int usec) +{ + div_t dt = div(usec, 1000000); + struct timespec ts = { dt.quot, dt.rem * 1000 }; + + return nanosleep(&ts, 0); +} + + +// gettimeofday() is declared, but is missing from the library +// It IS however defined in the Curtis-Wright X11 libraries, so +// we have to make the symbol 'weak' +#if defined(Q_CC_DIAB) +# pragma weak gettimeofday +#endif +int gettimeofday(struct timeval *tv, void /*struct timezone*/ *) +{ + // the compiler will optimize this and will only use one code path + if (sizeof(struct timeval) == sizeof(struct timespec)) { + int res = clock_gettime(CLOCK_REALTIME, (struct timespec *) tv); + if (!res) + tv->tv_usec /= 1000; + return res; + } else { + struct timespec ts; + + int res = clock_gettime(CLOCK_REALTIME, &ts); + if (!res) { + tv->tv_sec = ts.tv_sec; + tv->tv_usec = ts.tv_nsec / 1000; + } + return res; + } +} + +// neither getpagesize() or sysconf(_SC_PAGESIZE) are available +int getpagesize() +{ + return vmPageSizeGet(); +} + +// symlinks are not supported (lstat is now just a call to stat - see qplatformdefs.h) +int symlink(const char *, const char *) +{ + errno = EIO; + return -1; +} + +ssize_t readlink(const char *, char *, size_t) +{ + errno = EIO; + return -1; +} + +// there's no truncate(), but ftruncate() support... +int truncate(const char *path, off_t length) +{ + int fd = open(path, O_WRONLY, 00777); + if (fd >= 0) { + int res = ftruncate(fd, length); + int en = errno; + close(fd); + errno = en; + return res; + } + // errno is already set by open + return -1; +} + + + +// VxWorks doesn't know about passwd & friends. +// in order to avoid patching the unix fs path everywhere +// we introduce some dummy functions that simulate a single +// 'root' user on the system. + +uid_t getuid() +{ + return 0; +} + +gid_t getgid() +{ + return 0; +} + +uid_t geteuid() +{ + return 0; +} + +struct passwd *getpwuid(uid_t uid) +{ + static struct passwd pwbuf = { "root", 0, 0, 0, 0, 0, 0 }; + + if (uid == 0) { + return &pwbuf; + } else { + errno = ENOENT; + return 0; + } +} + +struct group *getgrgid(gid_t gid) +{ + static struct group grbuf = { "root", 0, 0, 0 }; + + if (gid == 0) { + return &grbuf; + } else { + errno = ENOENT; + return 0; + } +} + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // Q_OS_VXWORKS diff --git a/src/corelib/kernel/qfunctions_vxworks.h b/src/corelib/kernel/qfunctions_vxworks.h new file mode 100644 index 0000000..e31d495 --- /dev/null +++ b/src/corelib/kernel/qfunctions_vxworks.h @@ -0,0 +1,153 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtCore module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at http://www.qtsoftware.com/contact. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QFUNCTIONS_VXWORKS_H +#define QFUNCTIONS_VXWORKS_H +#ifdef Q_OS_VXWORKS + +#include <unistd.h> +#include <pthread.h> +#include <dirent.h> +#include <signal.h> +#include <string.h> +#include <strings.h> +#include <errno.h> +#include <sys/types.h> +#include <sys/ioctl.h> +#include <sys/times.h> +#include <sys/socket.h> +#include <sys/stat.h> +#include <sys/wait.h> +#include <netinet/in.h> +#ifndef QT_NO_IPV6IFNAME +#include <net/if.h> +#endif + +QT_BEGIN_HEADER +QT_BEGIN_NAMESPACE + +#ifdef QT_BUILD_CORE_LIB +QT_MODULE(Core) +#endif + +QT_END_NAMESPACE +QT_END_HEADER + + +#ifndef RTLD_LOCAL +#define RTLD_LOCAL 0 +#endif + +#ifndef NSIG +#define NSIG _NSIGS +#endif + +#ifdef __cplusplus +extern "C" { +#endif + +// isascii is missing (sometimes!!) +#ifndef isascii +inline int isascii(int c) { return (c & 0x7f); } +#endif + +// no lfind() - used by the TIF image format +void *lfind(const void* key, const void* base, size_t* elements, size_t size, + int (*compare)(const void*, const void*)); + +// no rand_r(), but rand() +// NOTE: this implementation is wrong for multi threaded applications, +// but there is no way to get it right on VxWorks (in kernel mode) +int rand_r(unsigned int * /*seedp*/); + +// no usleep() support +int usleep(unsigned int); + +// gettimeofday() is declared, but is missing from the library. +// It IS however defined in the Curtis-Wright X11 libraries, so +// we have to make the symbol 'weak' +int gettimeofday(struct timeval *tv, void /*struct timezone*/ *) __attribute__((weak)); + +// neither getpagesize() or sysconf(_SC_PAGESIZE) are available +int getpagesize(); + +// symlinks are not supported (lstat is now just a call to stat - see qplatformdefs.h) +int symlink(const char *, const char *); +ssize_t readlink(const char *, char *, size_t); + +// there's no truncate(), but ftruncate() support... +int truncate(const char *path, off_t length); + +// VxWorks doesn't know about passwd & friends. +// in order to avoid patching the unix fs path everywhere +// we introduce some dummy functions that simulate a single +// 'root' user on the system. + +uid_t getuid(); +gid_t getgid(); +uid_t geteuid(); + +struct passwd { + char *pw_name; /* user name */ + char *pw_passwd; /* user password */ + uid_t pw_uid; /* user ID */ + gid_t pw_gid; /* group ID */ + char *pw_gecos; /* real name */ + char *pw_dir; /* home directory */ + char *pw_shell; /* shell program */ +}; + +struct group { + char *gr_name; /* group name */ + char *gr_passwd; /* group password */ + gid_t gr_gid; /* group ID */ + char **gr_mem; /* group members */ +}; + +struct passwd *getpwuid(uid_t uid); +struct group *getgrgid(gid_t gid); + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // Q_OS_VXWORKS +#endif // QFUNCTIONS_VXWORKS_H diff --git a/src/corelib/kernel/qguard_p.h b/src/corelib/kernel/qguard_p.h new file mode 100644 index 0000000..6af01ac --- /dev/null +++ b/src/corelib/kernel/qguard_p.h @@ -0,0 +1,157 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtCore module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at http://www.qtsoftware.com/contact. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QGUARD_P_H +#define QGUARD_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists for the convenience +// of qapplication_*.cpp, qwidget*.cpp and qfiledialog.cpp. This header +// file may change from version to version without notice, or even be removed. +// +// We mean it. +// + +#include "QtCore/qglobal.h" + +QT_BEGIN_NAMESPACE + +class QObject; +template<class T> +class QGuard +{ + QObject *o; + QGuard<QObject> *next; + QGuard<QObject> **prev; + friend void q_guard_addGuard(QGuard<QObject> *); + friend void q_guard_removeGuard(QGuard<QObject> *); + friend class QObjectPrivate; +public: + inline QGuard(); + inline QGuard(T *); + inline QGuard(const QGuard<T> &); + inline virtual ~QGuard(); + + inline QGuard<T> &operator=(const QGuard<T> &o); + inline QGuard<T> &operator=(T *); + + inline bool isNull() const + { return !o; } + + inline T* operator->() const + { return static_cast<T*>(const_cast<QObject*>(o)); } + inline T& operator*() const + { return *static_cast<T*>(const_cast<QObject*>(o)); } + inline operator T*() const + { return static_cast<T*>(const_cast<QObject*>(o)); } + inline T* data() const + { return static_cast<T*>(const_cast<QObject*>(o)); } + +protected: + virtual void objectDestroyed(T *) {} +}; + +QT_END_NAMESPACE + +#include "private/qobject_p.h" + +QT_BEGIN_NAMESPACE + +inline void q_guard_addGuard(QGuard<QObject> *); +inline void q_guard_removeGuard(QGuard<QObject> *); + +template<class T> +QGuard<T>::QGuard() +: o(0), next(0), prev(0) +{ +} + +template<class T> +QGuard<T>::QGuard(T *g) +: o(g), next(0), prev(0) +{ + if (o) q_guard_addGuard(reinterpret_cast<QGuard<QObject> *>(this)); +} + +template<class T> +QGuard<T>::QGuard(const QGuard<T> &g) +: o(g.o), next(0), prev(0) +{ + if (o) q_guard_addGuard(reinterpret_cast<QGuard<QObject> *>(this)); +} + +template<class T> +QGuard<T>::~QGuard() +{ + if (prev) q_guard_removeGuard(reinterpret_cast<QGuard<QObject> *>(this)); + o = 0; +} + +template<class T> +QGuard<T> &QGuard<T>::operator=(const QGuard<T> &g) +{ + if (g.o != o) { + if (prev) + q_guard_removeGuard(reinterpret_cast<QGuard<QObject> *>(this)); + o = g.o; + if (o) q_guard_addGuard(reinterpret_cast<QGuard<QObject> *>(this)); + } + return *this; +} + +template<class T> +inline QGuard<T> &QGuard<T>::operator=(T *g) +{ + if (g != o) { + if (prev) + q_guard_removeGuard(reinterpret_cast<QGuard<QObject> *>(this)); + o = g; + if (o) q_guard_addGuard(reinterpret_cast<QGuard<QObject> *>(this)); + } + return *this; +} + +QT_END_NAMESPACE + +#endif // QGUARD_P_H diff --git a/src/corelib/kernel/qmetaobject.cpp b/src/corelib/kernel/qmetaobject.cpp index 08cecaf..d43c5dd 100644 --- a/src/corelib/kernel/qmetaobject.cpp +++ b/src/corelib/kernel/qmetaobject.cpp @@ -148,7 +148,9 @@ enum PropertyFlags { Resettable = 0x00000004, EnumOrFlag = 0x00000008, StdCppSet = 0x00000100, -// Override = 0x00000200, +// Override = 0x00000200, + Constant = 0x00000400, + Final = 0x00000800, Designable = 0x00001000, ResolveDesignable = 0x00002000, Scriptable = 0x00004000, @@ -179,6 +181,10 @@ enum MethodFlags { MethodScriptable = 0x40 }; +enum MetaObjectFlags { + DynamicMetaObject = 0x01 +}; + struct QMetaObjectPrivate { int revision; @@ -188,6 +194,7 @@ struct QMetaObjectPrivate int propertyCount, propertyData; int enumeratorCount, enumeratorData; int constructorCount, constructorData; + int flags; }; static inline const QMetaObjectPrivate *priv(const uint* data) @@ -277,6 +284,17 @@ int QMetaObject::static_metacall(Call cl, int idx, void **argv) const } /*! + \internal +*/ +int QMetaObject::metacall(QObject *object, Call cl, int idx, void **argv) +{ + if (QMetaObject *mo = object->d_ptr->metaObject) + return static_cast<QAbstractDynamicMetaObject*>(mo)->metaCall(cl, idx, argv); + else + return object->qt_metacall(cl, idx, argv); +} + +/*! \fn const char *QMetaObject::className() const Returns the class name. @@ -696,6 +714,14 @@ int QMetaObject::indexOfProperty(const char *name) const } m = m->d.superdata; } + + if (i == -1 && priv(this->d.data)->revision >= 3 && (priv(this->d.data)->flags & DynamicMetaObject)){ + QAbstractDynamicMetaObject *me = + const_cast<QAbstractDynamicMetaObject *>(static_cast<const QAbstractDynamicMetaObject *>(this)); + + i = me->createProperty(name, 0); + } + return i; } @@ -1326,6 +1352,18 @@ int QMetaMethod::attributes() const } /*! + \since 4.6 + + Returns this method's index. +*/ +int QMetaMethod::methodIndex() const +{ + if (!mobj) + return -1; + return ((handle - priv(mobj->d.data)->methodData) / 5) + mobj->methodOffset(); +} + +/*! Returns the access specification of this method (private, protected, or public). @@ -1525,7 +1563,7 @@ bool QMetaMethod::invoke(QObject *object, // recompute the methodIndex by reversing the arithmetic in QMetaObject::property() int methodIndex = ((handle - priv(mobj->d.data)->methodData) / 5) + mobj->methodOffset(); if (connectionType == Qt::DirectConnection) { - return object->qt_metacall(QMetaObject::InvokeMetaMethod, methodIndex, param) < 0; + return QMetaObject::metacall(object, QMetaObject::InvokeMetaMethod, methodIndex, param) < 0; } else { if (returnValue.data()) { qWarning("QMetaMethod::invoke: Unable to invoke methods with return values in " @@ -2040,6 +2078,18 @@ int QMetaProperty::userType() const } /*! + \since 4.6 + + Returns this property's index. +*/ +int QMetaProperty::propertyIndex() const +{ + if (!mobj) + return -1; + return idx + mobj->propertyOffset(); +} + +/*! Returns true if the property's type is an enumeration value that is used as a flag; otherwise returns false. @@ -2151,9 +2201,8 @@ QVariant QMetaProperty::read(const QObject *object) const value = QVariant(t, (void*)0); argv[0] = value.data(); } - const_cast<QObject*>(object)->qt_metacall(QMetaObject::ReadProperty, - idx + mobj->propertyOffset(), - argv); + QMetaObject::metacall(const_cast<QObject*>(object), QMetaObject::ReadProperty, + idx + mobj->propertyOffset(), argv); if (status != -1) return value; @@ -2224,7 +2273,7 @@ bool QMetaProperty::write(QObject *object, const QVariant &value) const argv[0] = &v; else argv[0] = v.data(); - object->qt_metacall(QMetaObject::WriteProperty, idx + mobj->propertyOffset(), argv); + QMetaObject::metacall(object, QMetaObject::WriteProperty, idx + mobj->propertyOffset(), argv); return status; } @@ -2241,7 +2290,7 @@ bool QMetaProperty::reset(QObject *object) const if (!object || !mobj || !isResettable()) return false; void *argv[] = { 0 }; - object->qt_metacall(QMetaObject::ResetProperty, idx + mobj->propertyOffset(), argv); + QMetaObject::metacall(object, QMetaObject::ResetProperty, idx + mobj->propertyOffset(), argv); return true; } @@ -2355,8 +2404,8 @@ bool QMetaProperty::isDesignable(const QObject *object) const bool b = flags & Designable; if (object) { void *argv[] = { &b }; - const_cast<QObject*>(object)->qt_metacall(QMetaObject::QueryPropertyDesignable, - idx + mobj->propertyOffset(), argv); + QMetaObject::metacall(const_cast<QObject*>(object), QMetaObject::QueryPropertyDesignable, + idx + mobj->propertyOffset(), argv); } return b; @@ -2381,8 +2430,8 @@ bool QMetaProperty::isScriptable(const QObject *object) const bool b = flags & Scriptable; if (object) { void *argv[] = { &b }; - const_cast<QObject*>(object)->qt_metacall(QMetaObject::QueryPropertyScriptable, - idx + mobj->propertyOffset(), argv); + QMetaObject::metacall(const_cast<QObject*>(object), QMetaObject::QueryPropertyScriptable, + idx + mobj->propertyOffset(), argv); } return b; } @@ -2405,8 +2454,8 @@ bool QMetaProperty::isStored(const QObject *object) const bool b = flags & Stored; if (object) { void *argv[] = { &b }; - const_cast<QObject*>(object)->qt_metacall(QMetaObject::QueryPropertyStored, - idx + mobj->propertyOffset(), argv); + QMetaObject::metacall(const_cast<QObject*>(object), QMetaObject::QueryPropertyStored, + idx + mobj->propertyOffset(), argv); } return b; } @@ -2432,13 +2481,41 @@ bool QMetaProperty::isUser(const QObject *object) const bool b = flags & User; if (object) { void *argv[] = { &b }; - const_cast<QObject*>(object)->qt_metacall(QMetaObject::QueryPropertyUser, - idx + mobj->propertyOffset(), argv); + QMetaObject::metacall(const_cast<QObject*>(object), QMetaObject::QueryPropertyUser, + idx + mobj->propertyOffset(), argv); } return b; } /*! + Returns true if the property is constant; otherwise returns false. + + A property is constant if the \c{Q_PROPERTY()}'s \c CONSTANT attribute + is set. +*/ +bool QMetaProperty::isConstant() const +{ + if (!mobj) + return false; + int flags = mobj->d.data[handle + 2]; + return flags & Constant; +} + +/*! + Returns true if the property is final; otherwise returns false. + + A property is final if the \c{Q_PROPERTY()}'s \c FINAL attribute + is set. +*/ +bool QMetaProperty::isFinal() const +{ + if (!mobj) + return false; + int flags = mobj->d.data[handle + 2]; + return flags & Final; +} + +/*! \obsolete Returns true if the property is editable for the given \a object; @@ -2458,8 +2535,8 @@ bool QMetaProperty::isEditable(const QObject *object) const bool b = flags & Editable; if (object) { void *argv[] = { &b }; - const_cast<QObject*>(object)->qt_metacall(QMetaObject::QueryPropertyEditable, - idx + mobj->propertyOffset(), argv); + QMetaObject::metacall(const_cast<QObject*>(object), QMetaObject::QueryPropertyEditable, + idx + mobj->propertyOffset(), argv); } return b; } diff --git a/src/corelib/kernel/qmetaobject.h b/src/corelib/kernel/qmetaobject.h index 000ba6e..419fe06 100644 --- a/src/corelib/kernel/qmetaobject.h +++ b/src/corelib/kernel/qmetaobject.h @@ -69,6 +69,7 @@ public: MethodType methodType() const; enum Attributes { Compatibility = 0x1, Cloned = 0x2, Scriptable = 0x4 }; int attributes() const; + int methodIndex() const; inline const QMetaObject *enclosingMetaObject() const { return mobj; } @@ -178,6 +179,7 @@ public: const char *typeName() const; QVariant::Type type() const; int userType() const; + int propertyIndex() const; bool isReadable() const; bool isWritable() const; @@ -187,6 +189,8 @@ public: bool isStored(const QObject *obj = 0) const; bool isEditable(const QObject *obj = 0) const; bool isUser(const QObject *obj = 0) const; + bool isConstant() const; + bool isFinal() const; bool isFlagType() const; bool isEnumType() const; diff --git a/src/corelib/kernel/qobject.cpp b/src/corelib/kernel/qobject.cpp index 6503ab0..6520170 100644 --- a/src/corelib/kernel/qobject.cpp +++ b/src/corelib/kernel/qobject.cpp @@ -56,6 +56,7 @@ #include <qvarlengtharray.h> #include <qset.h> #include <qsemaphore.h> +#include <qsharedpointer.h> #include <private/qorderedmutexlocker_p.h> #include <private/qmutexpool_p.h> @@ -122,8 +123,11 @@ extern "C" Q_CORE_EXPORT void qt_removeObject(QObject *) } } +QObjectData::~QObjectData() {} +QDeclarativeData::~QDeclarativeData() {} + QObjectPrivate::QObjectPrivate(int version) - : threadData(0), currentSender(0), currentChildBeingDeleted(0), connectionLists(0), senders(0) + : threadData(0), connectionLists(0), senders(0), currentSender(0), currentChildBeingDeleted(0), declarativeData(0), objectGuards(0) { if (version != QObjectPrivateVersion) qFatal("Cannot mix incompatible Qt libraries"); @@ -139,15 +143,18 @@ QObjectPrivate::QObjectPrivate(int version) receiveChildEvents = true; postedEvents = 0; extraData = 0; - connectedSignals = 0; + for (uint i = 0; i < (sizeof connectedSignals / sizeof connectedSignals[0]); ++i) + connectedSignals[i] = 0; inEventHandler = false; inThreadChangeEvent = false; deleteWatch = 0; + metaObject = 0; hasGuards = false; } QObjectPrivate::~QObjectPrivate() { + delete static_cast<QAbstractDynamicMetaObject*>(metaObject); if (deleteWatch) *deleteWatch = 1; #ifndef QT_NO_USERDATA @@ -425,7 +432,22 @@ void QMetaObject::changeGuard(QObject **ptr, QObject *o) */ void QObjectPrivate::clearGuards(QObject *object) { - if (!QObjectPrivate::get(object)->hasGuards) + QObjectPrivate *priv = QObjectPrivate::get(object); + QGuard<QObject> *guard = priv->objectGuards; + while (guard) { + guard->o = 0; + guard = guard->next; + } + while (priv->objectGuards) { + guard = priv->objectGuards; + guard->prev = 0; + if (guard->next) guard->next->prev = &priv->objectGuards; + priv->objectGuards = guard->next; + guard->next = 0; + guard->objectDestroyed(object); + } + + if (!priv->hasGuards) return; GuardHash *hash = guardHash(); if (hash) { @@ -467,7 +489,7 @@ QMetaCallEvent::~QMetaCallEvent() */ int QMetaCallEvent::placeMetaCall(QObject *object) { - return object->qt_metacall(QMetaObject::InvokeMetaMethod, id_, args_); + return QMetaObject::metacall(object, QMetaObject::InvokeMetaMethod, id_, args_); } /*! @@ -747,7 +769,21 @@ QObject::~QObject() QObjectPrivate::clearGuards(this); } + if (d->sharedRefcount) { + if (d->sharedRefcount->strongref > 0) { + qWarning("QObject: shared QObject was deleted directly. The program is malformed and may crash."); + // but continue deleting, it's too late to stop anyway + } + + // indicate to all QWeakPointers that this QObject has now been deleted + d->sharedRefcount->strongref = 0; + if (!d->sharedRefcount->weakref.deref()) + delete d->sharedRefcount; + } + emit destroyed(this); + if (d->declarativeData) + d->declarativeData->destroyed(this); { QMutexLocker locker(signalSlotLock(this)); @@ -807,9 +843,9 @@ QObject::~QObject() if (senderLists) senderLists->dirty = true; + node = node->next; if (needToUnlock) m->unlock(); - node = node->next; } } @@ -2849,10 +2885,16 @@ bool QMetaObject::connect(const QObject *sender, int signal_index, s->d_func()->addConnection(signal_index, c); - if (signal_index < 0) - sender->d_func()->connectedSignals = ~0u; - else if (signal_index < 32) - sender->d_func()->connectedSignals |= (1 << signal_index); + if (signal_index < 0) { + for (uint i = 0; i < (sizeof sender->d_func()->connectedSignals + / sizeof sender->d_func()->connectedSignals[0] ); ++i) + sender->d_func()->connectedSignals[i] = ~0u; + } else if (signal_index < (int)sizeof sender->d_func()->connectedSignals * 8) { + uint n = (signal_index / (8 * sizeof sender->d_func()->connectedSignals[0])); + sender->d_func()->connectedSignals[n] |= (1 << (signal_index - n * 8 + * sizeof sender->d_func()->connectedSignals[0])); + } + return true; } @@ -3140,10 +3182,10 @@ void QMetaObject::activate(QObject *sender, int from_signal_index, int to_signal } #if defined(QT_NO_EXCEPTIONS) - receiver->qt_metacall(QMetaObject::InvokeMetaMethod, method, argv ? argv : empty_argv); + metacall(receiver, QMetaObject::InvokeMetaMethod, method, argv ? argv : empty_argv); #else try { - receiver->qt_metacall(QMetaObject::InvokeMetaMethod, method, argv ? argv : empty_argv); + metacall(receiver, QMetaObject::InvokeMetaMethod, method, argv ? argv : empty_argv); } catch (...) { locker.relock(); @@ -3192,11 +3234,12 @@ void QMetaObject::activate(QObject *sender, int from_signal_index, int to_signal */ void QMetaObject::activate(QObject *sender, int signal_index, void **argv) { - if (signal_index < 32 + if (signal_index < (int)sizeof(sender->d_func()->connectedSignals) * 8 && !qt_signal_spy_callback_set.signal_begin_callback && !qt_signal_spy_callback_set.signal_end_callback) { - uint signal_mask = 1 << signal_index; - if ((sender->d_func()->connectedSignals & signal_mask) == 0) + uint n = (signal_index / (8 * sizeof sender->d_func()->connectedSignals[0])); + uint m = 1 << (signal_index - n * 8 * sizeof sender->d_func()->connectedSignals[0]); + if ((sender->d_func()->connectedSignals[n] & m) == 0) // nothing connected to these signals, and no spy return; } @@ -3209,11 +3252,12 @@ void QMetaObject::activate(QObject *sender, const QMetaObject *m, int local_sign void **argv) { int signal_index = m->methodOffset() + local_signal_index; - if (signal_index < 32 + if (signal_index < (int)sizeof(sender->d_func()->connectedSignals) * 8 && !qt_signal_spy_callback_set.signal_begin_callback && !qt_signal_spy_callback_set.signal_end_callback) { - uint signal_mask = 1 << signal_index; - if ((sender->d_func()->connectedSignals & signal_mask) == 0) + uint n = (signal_index / (8 * sizeof sender->d_func()->connectedSignals[0])); + uint m = 1 << (signal_index - n * 8 * sizeof sender->d_func()->connectedSignals[0]); + if ((sender->d_func()->connectedSignals[n] & m) == 0) // nothing connected to these signals, and no spy return; } @@ -3225,21 +3269,59 @@ void QMetaObject::activate(QObject *sender, const QMetaObject *m, int local_sign void QMetaObject::activate(QObject *sender, const QMetaObject *m, int from_local_signal_index, int to_local_signal_index, void **argv) { + Q_ASSERT(from_local_signal_index <= to_local_signal_index); int offset = m->methodOffset(); int from_signal_index = offset + from_local_signal_index; int to_signal_index = offset + to_local_signal_index; - if (to_signal_index < 32 + + if (to_signal_index < (int)sizeof(sender->d_func()->connectedSignals) * 8 && !qt_signal_spy_callback_set.signal_begin_callback && !qt_signal_spy_callback_set.signal_end_callback) { - uint signal_mask = (1 << (to_signal_index + 1)) - 1; - signal_mask ^= (1 << from_signal_index) - 1; - if ((sender->d_func()->connectedSignals & signal_mask) == 0) + + uint n = (from_signal_index / (8 * sizeof sender->d_func()->connectedSignals[0])); + uint m = 1 << (from_signal_index - n * 8 * sizeof sender->d_func()->connectedSignals[0]); + uint nt = (to_signal_index / (8 * sizeof sender->d_func()->connectedSignals[0])); + uint mt = 1 << (to_signal_index - n * 8 * sizeof sender->d_func()->connectedSignals[0]); + bool connected = false; + quint32 *connectedSignals = sender->d_func()->connectedSignals; + for (uint i = 0; !connected && i < (sizeof sender->d_func()->connectedSignals + / sizeof sender->d_func()->connectedSignals[0]); ++i) { + uint mask = 0; + if (i > n) + mask = ~0u; + else if (i == n) + mask = ~(m -1); + if (i > nt) + mask = 0; + else if (i == nt) + mask &= (mt << 1) - 1; + connected = connectedSignals[i] & mask; + } + if (!connected) // nothing connected to these signals, and no spy return; } activate(sender, from_signal_index, to_signal_index, argv); } +/*! \internal + + Returns true if the signal with index \a signal_index from object \a sender is connected. + Signals with indices above a certain range are always considered connected (see connectedSignals + in QObjectPrivate). If a signal spy is installed, all signals are considered connected. +*/ +bool QMetaObject::isConnected(QObject *sender, int signal_index) { + if (signal_index < (int)sizeof(sender->d_func()->connectedSignals) * 8 + && !qt_signal_spy_callback_set.signal_begin_callback + && !qt_signal_spy_callback_set.signal_end_callback) { + uint n = (signal_index / (8 * sizeof sender->d_func()->connectedSignals[0])); + uint m = 1 << (signal_index - n * 8 * sizeof sender->d_func()->connectedSignals[0]); + if ((sender->d_func()->connectedSignals[n] & m) == 0) + // nothing connected to these signals, and no spy + return false; + } + return true; +} /***************************************************************************** Properties @@ -3829,23 +3911,17 @@ QDebug operator<<(QDebug dbg, const QObject *o) { Synonym for QList<QObject *>. */ -#ifdef QT_JAMBI_BUILD -class QDPtrAccessor : public QObject { -public: - QObjectData *d() const { return d_ptr; } -}; -#endif - void qDeleteInEventHandler(QObject *o) { #ifdef QT_JAMBI_BUILD if (!o) return; - ((QDPtrAccessor *) o)->d()->inEventHandler = false; + QObjectPrivate::get(o)->inEventHandler = false; #endif delete o; } + QT_END_NAMESPACE #include "moc_qobject.cpp" diff --git a/src/corelib/kernel/qobject.h b/src/corelib/kernel/qobject.h index 1fb216b..9169a90 100644 --- a/src/corelib/kernel/qobject.h +++ b/src/corelib/kernel/qobject.h @@ -109,6 +109,7 @@ public: uint hasGuards : 1; //true iff there is one or more QPointer attached to this object uint unused : 22; int postedEvents; + QMetaObject *metaObject; // assert dynamic }; @@ -379,6 +380,9 @@ inline QList<T> qFindChildren(const QObject *o, const QRegExp &re) #endif // Q_MOC_RUN +template <class T> inline const char * qobject_interface_iid() +{ return 0; } + template <class T> inline T qobject_cast_helper(QObject *object, T) { return static_cast<T>(((T)0)->staticMetaObject.cast(object)); } @@ -395,6 +399,8 @@ inline T qobject_cast(const QObject *object) #ifndef Q_MOC_RUN # define Q_DECLARE_INTERFACE(IFace, IId) \ + template <> inline const char *qobject_interface_iid<IFace *>() \ + { return IId; } \ template <> inline IFace *qobject_cast_helper<IFace *>(QObject *object, IFace *) \ { return (IFace *)(object ? object->qt_metacast(IId) : 0); } \ template <> inline IFace *qobject_cast_helper<IFace *>(const QObject *object, IFace *) \ @@ -458,8 +464,13 @@ inline T qobject_cast(const QObject *object) } +template <class T> inline const char * qobject_interface_iid() +{ return 0; } + #ifndef Q_MOC_RUN # define Q_DECLARE_INTERFACE(IFace, IId) \ + template <> inline const char *qobject_interface_iid<IFace *>() \ + { return IId; } \ template <> inline IFace *qobject_cast<IFace *>(QObject *object) \ { return reinterpret_cast<IFace *>((object ? object->qt_metacast(IId) : 0)); } \ template <> inline IFace *qobject_cast<IFace *>(const QObject *object) \ diff --git a/src/corelib/kernel/qobject_p.h b/src/corelib/kernel/qobject_p.h index 07c397f..5d17bfd 100644 --- a/src/corelib/kernel/qobject_p.h +++ b/src/corelib/kernel/qobject_p.h @@ -60,12 +60,14 @@ #include "QtCore/qvector.h" #include "QtCore/qreadwritelock.h" #include "QtCore/qvariant.h" +#include "private/qguard_p.h" QT_BEGIN_NAMESPACE class QVariant; class QThreadData; class QObjectConnectionListVector; +namespace QtSharedPointer { struct ExternalRefCountData; } /* mirrored in QtTestLib, DON'T CHANGE without prior warning */ struct QSignalSpyCallbackSet @@ -81,56 +83,20 @@ void Q_CORE_EXPORT qt_register_signal_spy_callbacks(const QSignalSpyCallbackSet extern QSignalSpyCallbackSet Q_CORE_EXPORT qt_signal_spy_callback_set; -inline QObjectData::~QObjectData() {} - enum { QObjectPrivateVersion = QT_VERSION }; +class Q_CORE_EXPORT QDeclarativeData +{ +public: + virtual ~QDeclarativeData(); + virtual void destroyed(QObject *) = 0; +}; + class Q_CORE_EXPORT QObjectPrivate : public QObjectData { Q_DECLARE_PUBLIC(QObject) public: - QObjectPrivate(int version = QObjectPrivateVersion); - virtual ~QObjectPrivate(); - -#ifdef QT3_SUPPORT - QList<QObject *> pendingChildInsertedEvents; - void sendPendingChildInsertedEvents(); - void removePendingChildInsertedEvents(QObject *child); -#else - // preserve binary compatibility with code compiled without Qt 3 support - QList<QObject *> unused; -#endif - - // id of the thread that owns the object - QThreadData *threadData; - void moveToThread_helper(); - void setThreadData_helper(QThreadData *currentData, QThreadData *targetData); - void _q_reregisterTimers(void *pointer); - - struct Sender - { - QObject *sender; - int signal; - int ref; - }; - // object currently activating the object - Sender *currentSender; - - QObject *currentChildBeingDeleted; - - bool isSender(const QObject *receiver, const char *signal) const; - QObjectList receiverList(const char *signal) const; - QObjectList senderList() const; - - QList<QPointer<QObject> > eventFilters; - - void setParent_helper(QObject *); - - void deleteChildren(); - - static void clearGuards(QObject *); - struct ExtraData { #ifndef QT_NO_USERDATA @@ -139,12 +105,7 @@ public: QList<QByteArray> propertyNames; QList<QVariant> propertyValues; }; - ExtraData *extraData; - mutable quint32 connectedSignals; - QString objectName; - - // Note: you must hold the signalSlotLock() before accessing the lists below or calling the functions struct Connection { QObject *sender; @@ -159,11 +120,34 @@ public: }; typedef QList<Connection *> ConnectionList; - QObjectConnectionListVector *connectionLists; + struct Sender + { + QObject *sender; + int signal; + int ref; + }; + + + QObjectPrivate(int version = QObjectPrivateVersion); + virtual ~QObjectPrivate(); + void deleteChildren(); + + void setParent_helper(QObject *); + void moveToThread_helper(); + void setThreadData_helper(QThreadData *currentData, QThreadData *targetData); + void _q_reregisterTimers(void *pointer); + + bool isSender(const QObject *receiver, const char *signal) const; + QObjectList receiverList(const char *signal) const; + QObjectList senderList() const; + void addConnection(int signal, Connection *c); void cleanConnectionLists(); - Connection *senders; //linked list; +#ifdef QT3_SUPPORT + void sendPendingChildInsertedEvents(); + void removePendingChildInsertedEvents(QObject *child); +#endif static Sender *setCurrentSender(QObject *receiver, Sender *sender); @@ -172,14 +156,66 @@ public: Sender *previousSender); static int *setDeleteWatch(QObjectPrivate *d, int *newWatch); static void resetDeleteWatch(QObjectPrivate *d, int *oldWatch, int deleteWatch); - - int *deleteWatch; + static void clearGuards(QObject *); static QObjectPrivate *get(QObject *o) { return o->d_func(); } + +public: + QString objectName; + ExtraData *extraData; // extra data set by the user + QThreadData *threadData; // id of the thread that owns the object + + QObjectConnectionListVector *connectionLists; + + Connection *senders; // linked list of connections connected to this object + Sender *currentSender; // object currently activating the object + mutable quint32 connectedSignals[2]; // 64-bit, so doesn't cause padding on 64-bit platforms + +#ifdef QT3_SUPPORT + QList<QObject *> pendingChildInsertedEvents; +#else + // preserve binary compatibility with code compiled without Qt 3 support + // ### why? + QList<QObject *> unused; +#endif + + QList<QPointer<QObject> > eventFilters; + QObject *currentChildBeingDeleted; + + // these objects are all used to indicate that a QObject was deleted + // plus QPointer, which keeps a separate list + QDeclarativeData *declarativeData; + QGuard<QObject> *objectGuards; + QAtomicPointer<QtSharedPointer::ExternalRefCountData> sharedRefcount; + int *deleteWatch; }; +inline void q_guard_addGuard(QGuard<QObject> *g) +{ + QObjectPrivate *p = QObjectPrivate::get(g->o); + if (p->wasDeleted) { + qWarning("QGuard: cannot add guard to deleted object"); + g->o = 0; + return; + } + + g->next = p->objectGuards; + p->objectGuards = g; + g->prev = &p->objectGuards; + if (g->next) + g->next->prev = &g->next; +} + +inline void q_guard_removeGuard(QGuard<QObject> *g) +{ + if (g->next) g->next->prev = g->prev; + *g->prev = g->next; + g->next = 0; + g->prev = 0; +} + Q_DECLARE_TYPEINFO(QObjectPrivate::Connection, Q_MOVABLE_TYPE); Q_DECLARE_TYPEINFO(QObjectPrivate::Sender, Q_MOVABLE_TYPE); @@ -220,6 +256,14 @@ private: void Q_CORE_EXPORT qDeleteInEventHandler(QObject *o); + +struct Q_CORE_EXPORT QAbstractDynamicMetaObject : public QMetaObject +{ + virtual ~QAbstractDynamicMetaObject() {} + virtual int metaCall(QMetaObject::Call, int _id, void **) { return _id; } + virtual int createProperty(const char *, const char *) { return -1; } +}; + QT_END_NAMESPACE #endif // QOBJECT_P_H diff --git a/src/corelib/kernel/qobjectdefs.h b/src/corelib/kernel/qobjectdefs.h index 9187765..1ae46d5 100644 --- a/src/corelib/kernel/qobjectdefs.h +++ b/src/corelib/kernel/qobjectdefs.h @@ -334,6 +334,9 @@ struct Q_CORE_EXPORT QMetaObject static void activate(QObject *sender, int from_signal_index, int to_signal_index, void **argv); static void activate(QObject *sender, const QMetaObject *, int local_signal_index, void **argv); static void activate(QObject *sender, const QMetaObject *, int from_local_signal_index, int to_local_signal_index, void **argv); + + static bool isConnected(QObject *sender, int signal_index); + // internal guarded pointers static void addGuard(QObject **ptr); static void removeGuard(QObject **ptr); @@ -428,6 +431,7 @@ struct Q_CORE_EXPORT QMetaObject }; int static_metacall(Call, int, void **) const; + static int metacall(QObject *, Call, int, void **); #ifdef QT3_SUPPORT QT3_SUPPORT const char *superClassName() const; @@ -439,6 +443,7 @@ struct Q_CORE_EXPORT QMetaObject const uint *data; const void *extradata; } d; + }; struct QMetaObjectExtraData diff --git a/src/corelib/kernel/qvariant.cpp b/src/corelib/kernel/qvariant.cpp index 2b5ea0a..4166944 100644 --- a/src/corelib/kernel/qvariant.cpp +++ b/src/corelib/kernel/qvariant.cpp @@ -161,6 +161,9 @@ static void construct(QVariant::Private *x, const void *copy) case QMetaType::Float: x->data.f = copy ? *static_cast<const float*>(copy) : 0.0f; break; + case QMetaType::QObjectStar: + x->data.o = copy ? *static_cast<QObject *const*>(copy) : 0; + break; case QVariant::LongLong: x->data.ll = copy ? *static_cast<const qlonglong *>(copy) : Q_INT64_C(0); break; @@ -257,6 +260,7 @@ static void clear(QVariant::Private *d) case QVariant::ULongLong: case QVariant::Double: case QMetaType::Float: + case QMetaType::QObjectStar: break; case QVariant::Invalid: case QVariant::UserType: @@ -326,6 +330,7 @@ static bool isNull(const QVariant::Private *d) case QVariant::Bool: case QVariant::Double: case QMetaType::Float: + case QMetaType::QObjectStar: break; } return d->is_null; @@ -419,6 +424,8 @@ static bool compare(const QVariant::Private *a, const QVariant::Private *b) return a->data.d == b->data.d; case QMetaType::Float: return a->data.f == b->data.f; + case QMetaType::QObjectStar: + return a->data.o == b->data.o; case QVariant::Date: return *v_cast<QDate>(a) == *v_cast<QDate>(b); case QVariant::Time: @@ -1048,6 +1055,9 @@ static void streamDebug(QDebug dbg, const QVariant &v) case QMetaType::Float: dbg.nospace() << qVariantValue<float>(v); break; + case QMetaType::QObjectStar: + dbg.nospace() << qVariantValue<QObject *>(v); + break; case QVariant::Double: dbg.nospace() << v.toDouble(); break; @@ -1361,7 +1371,7 @@ void QVariant::create(int type, const void *copy) QVariant::~QVariant() { - if (d.type > Char && d.type != QMetaType::Float && (!d.is_shared || !d.data.shared->ref.deref())) + if (d.type > Char && d.type != QMetaType::Float && d.type != QMetaType::QObjectStar && (!d.is_shared || !d.data.shared->ref.deref())) handler->clear(&d); } @@ -1377,7 +1387,7 @@ QVariant::QVariant(const QVariant &p) { if (d.is_shared) { d.data.shared->ref.ref(); - } else if (p.d.type > Char && p.d.type != QMetaType::Float) { + } else if (p.d.type > Char && p.d.type != QMetaType::Float && p.d.type != QMetaType::QObjectStar) { handler->construct(&d, p.constData()); d.is_null = p.d.is_null; } @@ -1733,7 +1743,7 @@ QVariant& QVariant::operator=(const QVariant &variant) if (variant.d.is_shared) { variant.d.data.shared->ref.ref(); d = variant.d; - } else if (variant.d.type > Char && variant.d.type != QMetaType::Float) { + } else if (variant.d.type > Char && variant.d.type != QMetaType::Float && variant.d.type != QMetaType::QObjectStar) { d.type = variant.d.type; handler->construct(&d, variant.constData()); d.is_null = variant.d.is_null; diff --git a/src/corelib/kernel/qvariant.h b/src/corelib/kernel/qvariant.h index a68939d..4489e95 100644 --- a/src/corelib/kernel/qvariant.h +++ b/src/corelib/kernel/qvariant.h @@ -358,6 +358,7 @@ class Q_CORE_EXPORT QVariant float f; qlonglong ll; qulonglong ull; + QObject *o; void *ptr; PrivateShared *shared; } data; |