Make MythWelcome spawn MythFrontend in the UI thread again due to pro…

…blems with LIRC but allow events to be processed. This prevents extra key presses being queued and allows them to be ignored until MythFrontend has returned.

mythtv/programs/mythwelcome/welcomedialog.cpp

@@ -8,7 +8,6 @@
 #include <QCoreApplication>
 #include <QKeyEvent>
 #include <QEvent>
-#include <qtconcurrentrun.h>
 
 // myth
 #include "exitcodes.h"
@@ -105,14 +104,11 @@ bool WelcomeDialog::Create(void)
 
 void WelcomeDialog::startFrontend(void)
 {
-    // this makes sure the button appears to click properly
-    usleep(500 * 1000);
-
     QString startFECmd = gCoreContext->GetSetting("MythWelcomeStartFECmd",
                          m_installDir + "/bin/mythfrontend");
 
-    myth_system(startFECmd, kMSDisableUDPListener);
-
+    myth_system(startFECmd, kMSDisableUDPListener | kMSProcessEvents);
+    updateAll();
     m_frontendIsRunning = false;
 }
 
@@ -123,7 +119,8 @@ void WelcomeDialog::startFrontendClick(void)
 
     m_frontendIsRunning = true;
 
-    QtConcurrent::run(this, &WelcomeDialog::startFrontend);
+    // this makes sure the button appears to click properly
+    QTimer::singleShot(500, this, SLOT(startFrontend()));
 }
 
 void WelcomeDialog::checkAutoStart(void)

mythtv/programs/mythwelcome/welcomedialog.h

@@ -32,6 +32,7 @@ class WelcomeDialog : public MythScreenType
 
   protected slots:
     void startFrontendClick(void);
+    void startFrontend(void);
     void updateAll(void);
     void updateStatus(void);
     void updateScreen(void);
@@ -45,7 +46,6 @@ class WelcomeDialog : public MythScreenType
     bool updateScheduledList(void);
 
   private:
-    void startFrontend(void);
     void updateStatusMessage(void);
     bool checkConnectionToServer(void);
     void checkAutoStart(void);