moved ping time evaluation timer from settings dialog in main dialog, this is a preparation for the implementation that we make use of the ping result in the main windows for a display; we now always send ping messages, not only if the settings dialog is opened since we did not see performance degradations caused by the ping messages

src/clientsettingsdlg.cpp

@@ -330,9 +330,6 @@ cbGUIDesignFancy->setVisible ( false );
     QObject::connect ( &TimerStatus, SIGNAL ( timeout() ),
         this, SLOT ( OnTimerStatus() ) );
 
-    QObject::connect ( &TimerPing, SIGNAL ( timeout() ),
-        this, SLOT ( OnTimerPing() ) );
-
     // slider controls
     QObject::connect ( SliderNetBuf, SIGNAL ( valueChanged ( int ) ),
         this, SLOT ( OnSliderNetBuf ( int ) ) );
@@ -374,9 +371,6 @@ cbGUIDesignFancy->setVisible ( false );
         this, SLOT ( OnDriverSetupBut() ) );
 
     // misc
-    QObject::connect ( pClient, SIGNAL ( PingTimeReceived ( int ) ),
-        this, SLOT ( OnPingTimeResult ( int ) ) );
-
     QObject::connect ( &SndCrdBufferDelayButtonGroup,
         SIGNAL ( buttonClicked ( QAbstractButton* ) ), this,
         SLOT ( OnSndCrdBufferDelayButtonGroupClicked ( QAbstractButton* ) ) );
@@ -494,20 +488,6 @@ void CClientSettingsDlg::UpdateSoundChannelSelectionFrame()
 #endif
 }
 
-void CClientSettingsDlg::showEvent ( QShowEvent* )
-{
-    // only activate ping timer if window is actually shown
-    TimerPing.start ( PING_UPDATE_TIME );
-
-    UpdateDisplay();
-}
-
-void CClientSettingsDlg::hideEvent ( QHideEvent* )
-{
-    // if window is closed, stop timer for ping
-    TimerPing.stop();
-}
-
 void CClientSettingsDlg::OnDriverSetupBut()
 {
     pClient->OpenSndCrdDriverSetup();
@@ -627,17 +607,10 @@ void CClientSettingsDlg::OnSndCrdBufferDelayButtonGroupClicked ( QAbstractButton
     UpdateDisplay();
 }
 
-void CClientSettingsDlg::OnTimerPing()
+void CClientSettingsDlg::SetPingTimeResult ( const int iPingTime,
+                                             const int iOverallDelayMs,
+                                             const int iOverallDelayLEDColor )
 {
-    // send ping message to server
-    pClient->SendPingMess();
-}
-
-void CClientSettingsDlg::OnPingTimeResult ( int iPingTime )
-{
-    // calculate overall delay
-    const int iOverallDelayMs = pClient->EstimatedOverallDelay ( iPingTime );
-
     // apply values to GUI labels, take special care if ping time exceeds
     // a certain value
     if ( iPingTime > 500 )
@@ -655,22 +628,8 @@ void CClientSettingsDlg::OnPingTimeResult ( int iPingTime )
             QString().setNum ( iOverallDelayMs ) + " ms" );
     }
 
-    // color definition: < 40 ms green, < 65 ms yellow, otherwise red
-    if ( iOverallDelayMs <= 40 )
-    {
-        CLEDOverallDelay->SetLight ( MUL_COL_LED_GREEN );
-    }
-    else
-    {
-        if ( iOverallDelayMs <= 65 )
-        {
-            CLEDOverallDelay->SetLight ( MUL_COL_LED_YELLOW );
-        }
-        else
-        {
-            CLEDOverallDelay->SetLight ( MUL_COL_LED_RED );
-        }
-    }
+    // set current LED status
+    CLEDOverallDelay->SetLight ( iOverallDelayLEDColor );
 }
 
 void CClientSettingsDlg::UpdateDisplay()

src/clientsettingsdlg.h

@@ -64,6 +64,9 @@ public:
         Qt::WindowFlags f = 0 );
 
     void SetStatus ( const int iMessType, const int iStatus );
+    void SetPingTimeResult ( const int iPingTime,
+                             const int iOverallDelayMs,
+                             const int iOverallDelayLEDColor );
 
 protected:
     void    UpdateJitterBufferFrame();
@@ -72,18 +75,15 @@ protected:
     QString GenSndCrdBufferDelayString ( const int iFrameSize,
                                          const QString strAddText = "" );
 
-    virtual void showEvent ( QShowEvent* );
-    virtual void hideEvent ( QHideEvent* );
+    virtual void showEvent ( QShowEvent* ) { UpdateDisplay(); }
 
     CClient*     pClient;
     QTimer       TimerStatus;
-    QTimer       TimerPing;
     QButtonGroup SndCrdBufferDelayButtonGroup;
     void         UpdateDisplay();
 
  public slots:
     void OnTimerStatus() { UpdateDisplay(); }
-    void OnTimerPing();
     void OnSliderNetBuf ( int value );
     void OnSliderSndCrdBufferDelay ( int value );
     void OnAutoJitBuf ( int value );
@@ -92,7 +92,6 @@ protected:
     void OnUseHighQualityAudioStateChanged ( int value );
     void OnUseStereoStateChanged ( int value );
     void OnSndCrdBufferDelayButtonGroupClicked ( QAbstractButton* button );
-    void OnPingTimeResult ( int iPingTime );
     void OnSoundCrdSelection ( int iSndDevIdx );
     void OnSndCrdLeftInChannelSelection ( int iChanIdx );
     void OnSndCrdRightInChannelSelection ( int iChanIdx );

src/llconclientdlg.cpp

@@ -324,6 +324,9 @@ CLlconClientDlg::CLlconClientDlg ( CClient*        pNCliP,
     QObject::connect ( &TimerStatus, SIGNAL ( timeout() ),
         this, SLOT ( OnTimerStatus() ) );
 
+    QObject::connect ( &TimerPing, SIGNAL ( timeout() ),
+        this, SLOT ( OnTimerPing() ) );
+
     // sliders
     QObject::connect ( SliderAudInFader, SIGNAL ( valueChanged ( int ) ),
         this, SLOT ( OnSliderAudInFader ( int ) ) );
@@ -365,6 +368,9 @@ CLlconClientDlg::CLlconClientDlg ( CClient*        pNCliP,
         SIGNAL ( ChatTextReceived ( QString ) ),
         this, SLOT ( OnChatTextReceived ( QString ) ) );
 
+    QObject::connect ( pClient, SIGNAL ( PingTimeReceived ( int ) ),
+        this, SLOT ( OnPingTimeResult ( int ) ) );
+
     QObject::connect ( &ClientSettingsDlg, SIGNAL ( GUIDesignChanged() ),
         this, SLOT ( OnGUIDesignChanged() ) );
 
@@ -646,6 +652,41 @@ void CLlconClientDlg::OnTimerSigMet()
     MultiColorLEDBarInputLevelR->setValue ( (int) ceil ( dCurSigLevelR ) );
 }
 
+void CLlconClientDlg::OnTimerPing()
+{
+    // send ping message to server
+    pClient->SendPingMess();
+}
+
+void CLlconClientDlg::OnPingTimeResult ( int iPingTime )
+{
+    // calculate overall delay
+    const int iOverallDelayMs = pClient->EstimatedOverallDelay ( iPingTime );
+
+    // color definition: <= 40 ms green, <= 65 ms yellow, otherwise red
+    int iOverallDelayLEDColor;
+    if ( iOverallDelayMs <= 40 )
+    {
+        iOverallDelayLEDColor = MUL_COL_LED_GREEN;
+    }
+    else
+    {
+        if ( iOverallDelayMs <= 65 )
+        {
+            iOverallDelayLEDColor = MUL_COL_LED_YELLOW;
+        }
+        else
+        {
+            iOverallDelayLEDColor = MUL_COL_LED_RED;
+        }
+    }
+
+    // set ping time result to general settings dialog
+    ClientSettingsDlg.SetPingTimeResult ( iPingTime,
+                                          iOverallDelayMs,
+                                          iOverallDelayLEDColor );
+}
+
 void CLlconClientDlg::ConnectDisconnect ( const bool bDoStart )
 {
     // start/stop client, set button text
@@ -675,8 +716,9 @@ void CLlconClientDlg::ConnectDisconnect ( const bool bDoStart )
             {
                 PushButtonConnect->setText ( CON_BUT_DISCONNECTTEXT );
 
-                // start timer for level meter bar
+                // start timer for level meter bar and ping time measurement
                 TimerSigMet.start ( LEVELMETER_UPDATE_TIME );
+                TimerPing.start ( PING_UPDATE_TIME );
             }
         }
         else
@@ -707,6 +749,9 @@ void CLlconClientDlg::ConnectDisconnect ( const bool bDoStart )
         MultiColorLEDBarInputLevelL->setValue ( 0 );
         MultiColorLEDBarInputLevelR->setValue ( 0 );
 
+        // stop ping time measurement timer
+        TimerPing.stop();
+
         // immediately update status bar
         OnTimerStatus();
 

src/llconclientdlg.h

@@ -87,6 +87,7 @@ protected:
     bool               bUnreadChatMessage;
     QTimer             TimerSigMet;
     QTimer             TimerStatus;
+    QTimer             TimerPing;
 
     virtual void       customEvent ( QEvent* Event );
     virtual void       closeEvent  ( QCloseEvent* Event );
@@ -102,6 +103,8 @@ public slots:
     void OnConnectDisconBut();
     void OnTimerSigMet();
     void OnTimerStatus() { UpdateDisplay(); }
+    void OnTimerPing();
+    void OnPingTimeResult ( int iPingTime );
     void OnOpenGeneralSettings();
     void OnOpenChatDialog() { ShowChatWindow(); }
     void OnSliderAudInFader ( int value );