Correct comment

[lyx.git] / src / support / FileMonitor.cpp

diff --git a/src/support/FileMonitor.cpp b/src/support/FileMonitor.cpp
index c703d2bba7480df28f7dafd3b067fb7e78cdcfe3..a3b17ad012f3f9a86e6505790ee16a400532b446 100644 (file)
--- a/src/support/FileMonitor.cpp
+++ b/src/support/FileMonitor.cpp
@@ -176,7 +176,14 @@ FileMonitor::FileMonitor(std::shared_ptr<FileMonitorGuard> monitor)
 
 void FileMonitor::connectToFileMonitorGuard()
 {
+       // Connections need to be asynchronous because the receiver can own this
+       // object and therefore is allowed to delete it.
+       // Qt signal:
        QObject::connect(monitor_.get(), SIGNAL(fileChanged(bool)),
+                        this, SIGNAL(fileChanged(bool)),
+                        Qt::QueuedConnection);
+       // Boost signal:
+       QObject::connect(this, SIGNAL(fileChanged(bool)),
                         this, SLOT(changed(bool)));
 }
 
@@ -187,18 +194,10 @@ signals2::connection FileMonitor::connect(slot const & slot)
 }
 
 
-void FileMonitor::disconnect()
-{
-       fileChanged_.disconnect_all_slots();
-       QObject::disconnect(this, SIGNAL(fileChanged(bool)));
-}
-
-
 void FileMonitor::changed(bool const exists)
 {
        // emit boost signal
        fileChanged_(exists);
-       Q_EMIT fileChanged(exists);
 }
 
 
@@ -244,7 +243,7 @@ void ActiveFileMonitor::checkModified()
                }
        }
        if (changed)
-               FileMonitor::changed(exists);
+               Q_EMIT FileMonitor::fileChanged(exists);
        QTimer::singleShot(interval_, this, SLOT(clearCooldown()));
 }