check also if there is a QApplication instance

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@35981 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
Peter Kümmel 2010-11-01 21:32:59 +00:00
parent a3c84666b2
commit 8718c455a6
2 changed files with 7 additions and 12 deletions

View File

@ -12,6 +12,8 @@
#include "InGuiThread.h" #include "InGuiThread.h"
#include "frontends/Application.h"
#include <QThread> #include <QThread>
#include <QEventLoop> #include <QEventLoop>
#include <QApplication> #include <QApplication>
@ -29,11 +31,11 @@ IntoGuiThreadMover::IntoGuiThreadMover()
void IntoGuiThreadMover::callInGuiThread() void IntoGuiThreadMover::callInGuiThread()
{ {
QThread* gui_thread = QApplication::instance()->thread(); if (!theApp() || !QApplication::instance() ||
if (QThread::currentThread() == gui_thread) { QThread::currentThread() == QApplication::instance()->thread()) {
synchronousFunctionCall(); synchronousFunctionCall();
} else { } else {
moveToThread(gui_thread); moveToThread(QApplication::instance()->thread());
connect(this, SIGNAL(triggerFunctionCall()), connect(this, SIGNAL(triggerFunctionCall()),
this, SLOT(doFunctionCall()), Qt::QueuedConnection); this, SLOT(doFunctionCall()), Qt::QueuedConnection);
QMutexLocker lock(&sync_mutex_); QMutexLocker lock(&sync_mutex_);

View File

@ -16,7 +16,6 @@
#include <QObject> #include <QObject>
#include <QWaitCondition> #include <QWaitCondition>
#include "frontends/Application.h"
#include "support/bind.h" #include "support/bind.h"
#include "support/functional.h" #include "support/functional.h"
@ -59,10 +58,7 @@ public:
R call(F f) R call(F f)
{ {
func_ = f; func_ = f;
if (theApp() == 0) callInGuiThread();
synchronousFunctionCall();
else
callInGuiThread();
return return_value_; return return_value_;
} }
@ -125,10 +121,7 @@ public:
void call(F f) void call(F f)
{ {
func_ = f; func_ = f;
if (theApp() == 0) callInGuiThread();
synchronousFunctionCall();
else
callInGuiThread();
} }
template<class F, class P1> template<class F, class P1>