Win32: add support for media keys and remotes in Qt.

Tested with an Apple remote v1, and a HP media center remote. I don't know how to get the "menu" message" from the remote.

modules/gui/qt4/main_interface.cpp

@@ -587,6 +587,10 @@ void MainInterface::createTaskBarButtons()
             CONNECT( this, playPauseSignal(), THEMIM, togglePlayPause() );
             CONNECT( this, prevSignal(), THEMIM, prev() );
             CONNECT( this, nextSignal(), THEMIM, next() );
+            CONNECT( this, play(),  ActionsManager::getInstance( p_intf ), play() );
+            CONNECT( this, mute(),  ActionsManager::getInstance( p_intf ), toggleMuteAudio() );
+            CONNECT( this, volumeUp(),  ActionsManager::getInstance( p_intf ), AudioUp() );
+            CONNECT( this, volumeDown(),  ActionsManager::getInstance( p_intf ), AudioDown() );
         }
     }
     else
@@ -603,6 +607,8 @@ bool MainInterface::winEvent ( MSG * msg, long * result )
         //We received the taskbarbuttoncreated, now we can really create th buttons
         createTaskBarButtons();
     }
+
+    short cmd;
     switch( msg->message )
     {
         case WM_COMMAND:
@@ -622,6 +628,43 @@ bool MainInterface::winEvent ( MSG * msg, long * result )
                 }
             }
             break;
+        case WM_APPCOMMAND:
+            cmd = GET_APPCOMMAND_LPARAM(msg->lParam);
+            msg_Err( p_intf, "button pressed = %d", cmd);
+            switch(cmd)
+            {
+                case APPCOMMAND_MEDIA_PLAY_PAUSE:
+                    emit playPauseSignal();
+                    break;
+                case APPCOMMAND_MEDIA_PLAY:
+                    emit play();
+                    break;
+                case APPCOMMAND_MEDIA_PAUSE:
+                    emit pause();
+                    break;
+                case APPCOMMAND_MEDIA_PREVIOUSTRACK:
+                    emit prevSignal();
+                    break;
+                case APPCOMMAND_MEDIA_NEXTTRACK:
+                    emit nextSignal();
+                    break;
+                case APPCOMMAND_MEDIA_STOP:
+                    emit stop();
+                    break;
+                case APPCOMMAND_VOLUME_DOWN:
+                    emit volumeDown();
+                    break;
+                case APPCOMMAND_VOLUME_UP:
+                    emit volumeUp();
+                    break;
+                case APPCOMMAND_VOLUME_MUTE:
+                    emit mute();
+                    break;
+                default:
+                     msg_Dbg( p_intf, "unknown APPCOMMAND = %d", cmd);
+                     break;
+            }
+            break;
     }
     return false;
 }

modules/gui/qt4/main_interface.hpp

@@ -227,8 +227,54 @@ signals:
     void minimalViewToggled( bool );
     void fullscreenInterfaceToggled( bool );
     void playPauseSignal();
+    void play();
+    void pause();
+    void stop();
+    void volumeUp();
+    void volumeDown();
+    void mute();
     void prevSignal();
     void nextSignal();
 };
 
+#ifdef WIN32
+#define WM_APPCOMMAND 0x0319
+
+#define APPCOMMAND_VOLUME_MUTE            8
+#define APPCOMMAND_VOLUME_DOWN            9
+#define APPCOMMAND_VOLUME_UP              10
+#define APPCOMMAND_MEDIA_NEXTTRACK        11
+#define APPCOMMAND_MEDIA_PREVIOUSTRACK    12
+#define APPCOMMAND_MEDIA_STOP             13
+#define APPCOMMAND_MEDIA_PLAY_PAUSE       14
+#define APPCOMMAND_LAUNCH_MEDIA_SELECT    16
+#define APPCOMMAND_BASS_DOWN              19
+#define APPCOMMAND_BASS_BOOST             20
+#define APPCOMMAND_BASS_UP                21
+#define APPCOMMAND_TREBLE_DOWN            22
+#define APPCOMMAND_TREBLE_UP              23
+#define APPCOMMAND_MICROPHONE_VOLUME_MUTE 24
+#define APPCOMMAND_MICROPHONE_VOLUME_DOWN 25
+#define APPCOMMAND_MICROPHONE_VOLUME_UP   26
+#define APPCOMMAND_DICTATE_OR_COMMAND_CONTROL_TOGGLE    43
+#define APPCOMMAND_MIC_ON_OFF_TOGGLE      44
+#define APPCOMMAND_MEDIA_PLAY             46
+#define APPCOMMAND_MEDIA_PAUSE            47
+#define APPCOMMAND_MEDIA_RECORD           48
+#define APPCOMMAND_MEDIA_FAST_FORWARD     49
+#define APPCOMMAND_MEDIA_REWIND           50
+#define APPCOMMAND_MEDIA_CHANNEL_UP       51
+#define APPCOMMAND_MEDIA_CHANNEL_DOWN     52
+
+#define FAPPCOMMAND_MOUSE 0x8000
+#define FAPPCOMMAND_KEY   0
+#define FAPPCOMMAND_OEM   0x1000
+#define FAPPCOMMAND_MASK  0xF000
+
+#define GET_APPCOMMAND_LPARAM(lParam) ((short)(HIWORD(lParam) & ~FAPPCOMMAND_MASK))
+#define GET_DEVICE_LPARAM(lParam)     ((WORD)(HIWORD(lParam) & FAPPCOMMAND_MASK))
+#define GET_MOUSEORKEY_LPARAM         GET_DEVICE_LPARAM
+#define GET_FLAGS_LPARAM(lParam)      (LOWORD(lParam))
+#define GET_KEYSTATE_LPARAM(lParam)   GET_FLAGS_LPARAM(lParam)
+#endif
 #endif

modules/gui/qt4/util/qvlcapp.hpp

@@ -61,23 +61,6 @@ public:
      }
 #endif
 
-#if defined(Q_WS_WIN)
-#define THBN_CLICKED        0x1800
-protected:
-    virtual bool winEventFilter( MSG *msg, long *result )
-    {
-        switch( msg->message )
-        {
-            case 0x0319: /* WM_APPCOMMAND 0x0319 */
-                DefWindowProc( msg->hwnd, msg->message,
-                               msg->wParam, msg->lParam );
-                break;
-        }
-        return false;
-    }
-#endif
-
-
 signals:
     void quitSignal();