remove unused variable assignment, closes #14928

[wxWidgets.git] / include / wx / mediactrl.h

diff --git a/include/wx/mediactrl.h b/include/wx/mediactrl.h
index fbd3fe2c5c0faa7f54cf8fd94e0972149c51eec6..3af2526e16c8cfccf90d5abd3e4cd1a531881eae 100644 (file)
--- a/include/wx/mediactrl.h
+++ b/include/wx/mediactrl.h
@@ -22,9 +22,6 @@
 // ----------------------------------------------------------------------------
 // Pre-compiled header stuff
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // Pre-compiled header stuff
 // ----------------------------------------------------------------------------

-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma interface "mediactrl.h"
-#endif

 
 #include "wx/defs.h"
 
 
 #include "wx/defs.h"
 


@@ -61,7 +58,7 @@ enum wxMediaState
 enum wxMediaCtrlPlayerControls
 {
     wxMEDIACTRLPLAYERCONTROLS_NONE           =   0,
 enum wxMediaCtrlPlayerControls
 {
     wxMEDIACTRLPLAYERCONTROLS_NONE           =   0,

-    //Step controls like fastfoward, step one frame etc.
+    //Step controls like fastforward, step one frame etc.

     wxMEDIACTRLPLAYERCONTROLS_STEP           =   1 << 0,
     //Volume controls like the speaker icon, volume slider, etc.
     wxMEDIACTRLPLAYERCONTROLS_VOLUME         =   1 << 1,
     wxMEDIACTRLPLAYERCONTROLS_STEP           =   1 << 0,
     //Volume controls like the speaker icon, volume slider, etc.
     wxMEDIACTRLPLAYERCONTROLS_VOLUME         =   1 << 1,


@@ -74,7 +71,8 @@ enum wxMediaCtrlPlayerControls
 #define wxMEDIABACKEND_MCI          wxT("wxMCIMediaBackend")
 #define wxMEDIABACKEND_QUICKTIME    wxT("wxQTMediaBackend")
 #define wxMEDIABACKEND_GSTREAMER    wxT("wxGStreamerMediaBackend")
 #define wxMEDIABACKEND_MCI          wxT("wxMCIMediaBackend")
 #define wxMEDIABACKEND_QUICKTIME    wxT("wxQTMediaBackend")
 #define wxMEDIABACKEND_GSTREAMER    wxT("wxGStreamerMediaBackend")

-
+#define wxMEDIABACKEND_REALPLAYER   wxT("wxRealPlayerMediaBackend")
+#define wxMEDIABACKEND_WMP10        wxT("wxWMP10MediaBackend")

 
 // ----------------------------------------------------------------------------
 //
 
 // ----------------------------------------------------------------------------
 //


@@ -153,7 +151,7 @@ public:
     {   Create(parent, winid, location, pos, size, style,
                szBackend, validator, name);                             }
 
     {   Create(parent, winid, location, pos, size, style,
                szBackend, validator, name);                             }
 

-    ~wxMediaCtrl();
+    virtual ~wxMediaCtrl();

 
     bool Create(wxWindow* parent, wxWindowID winid,
                 const wxString& fileName = wxEmptyString,
 
     bool Create(wxWindow* parent, wxWindowID winid,
                 const wxString& fileName = wxEmptyString,


@@ -173,7 +171,7 @@ public:
                 const wxValidator& validator = wxDefaultValidator,
                 const wxString& name = wxT("mediaCtrl"));
 
                 const wxValidator& validator = wxDefaultValidator,
                 const wxString& name = wxT("mediaCtrl"));
 

-    bool DoCreate(wxClassInfo* instance,
+    bool DoCreate(const wxClassInfo* instance,

                 wxWindow* parent, wxWindowID winid,
                 const wxPoint& pos = wxDefaultPosition,
                 const wxSize& size = wxDefaultSize,
                 wxWindow* parent, wxWindowID winid,
                 const wxPoint& pos = wxDefaultPosition,
                 const wxSize& size = wxDefaultSize,


@@ -193,17 +191,14 @@ public:
     wxFileOffset Tell(); //FIXME: This should be const
     wxFileOffset Length(); //FIXME: This should be const
 
     wxFileOffset Tell(); //FIXME: This should be const
     wxFileOffset Length(); //FIXME: This should be const
 

-#if wxABI_VERSION >= 20601 /* 2.6.1+ only */

     double GetPlaybackRate();           //All but MCI & GStreamer
     bool SetPlaybackRate(double dRate); //All but MCI & GStreamer
     double GetPlaybackRate();           //All but MCI & GStreamer
     bool SetPlaybackRate(double dRate); //All but MCI & GStreamer

-#endif

 
 

-#if wxABI_VERSION >= 20602 /* 2.6.2+ only */

     bool Load(const wxURI& location);
     bool Load(const wxURI& location, const wxURI& proxy);
 
     bool Load(const wxURI& location);
     bool Load(const wxURI& location, const wxURI& proxy);
 

-    wxFileOffset GetDownloadProgress();
-    wxFileOffset GetDownloadTotal();
+    wxFileOffset GetDownloadProgress(); // DirectShow only
+    wxFileOffset GetDownloadTotal();    // DirectShow only

 
     double GetVolume();
     bool   SetVolume(double dVolume);
 
     double GetVolume();
     bool   SetVolume(double dVolume);


@@ -216,9 +211,9 @@ public:
     {   return Load(wxURI(fileName));       }
     bool LoadURIWithProxy(const wxString& fileName, const wxString& proxy)
     {   return Load(wxURI(fileName), wxURI(proxy));       }
     {   return Load(wxURI(fileName));       }
     bool LoadURIWithProxy(const wxString& fileName, const wxString& proxy)
     {   return Load(wxURI(fileName), wxURI(proxy));       }

-#endif
+

 protected:
 protected:

-    static wxClassInfo* NextBackend();
+    static const wxClassInfo* NextBackend(wxClassInfo::const_iterator* it);

 
     void OnMediaFinished(wxMediaEvent& evt);
     virtual void DoMoveWindow(int x, int y, int w, int h);
 
     void OnMediaFinished(wxMediaEvent& evt);
     virtual void DoMoveWindow(int x, int y, int w, int h);


@@ -226,7 +221,10 @@ protected:
 
     //FIXME:  This is nasty... find a better way to work around
     //inheritance issues
 
     //FIXME:  This is nasty... find a better way to work around
     //inheritance issues

-#if defined(__WXMAC__) || defined(__WXCOCOA__)
+#if defined(__WXOSX_CARBON__)
+    virtual void MacVisibilityChanged();
+#endif
+#if defined(__WXOSX_CARBON__) || defined(__WXCOCOA__)

     friend class wxQTMediaBackend;
 #endif
     class wxMediaBackend* m_imp;
     friend class wxQTMediaBackend;
 #endif
     class wxMediaBackend* m_imp;


@@ -320,35 +318,78 @@ public:
     virtual wxLongLong GetDownloadTotal()
     {    return 0;                      }
 
     virtual wxLongLong GetDownloadTotal()
     {    return 0;                      }
 

-    virtual void RESERVED8() {}
+    virtual void MacVisibilityChanged()
+    {                                   }

     virtual void RESERVED9() {}
 
     DECLARE_DYNAMIC_CLASS(wxMediaBackend)
 };
 
     virtual void RESERVED9() {}
 
     DECLARE_DYNAMIC_CLASS(wxMediaBackend)
 };
 

-//Event ID to give to our events
-#define wxMEDIA_FINISHED_ID    13000
-#define wxMEDIA_STOP_ID    13001

 
 

-//Define our event types - we need to call DEFINE_EVENT_TYPE(EVT) later
-DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_MEDIA, wxEVT_MEDIA_FINISHED, wxMEDIA_FINISHED_ID)
-DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_MEDIA, wxEVT_MEDIA_STOP,     wxMEDIA_STOP_ID)
+//Our events
+wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_MEDIA, wxEVT_MEDIA_FINISHED, wxMediaEvent );
+wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_MEDIA, wxEVT_MEDIA_STOP, wxMediaEvent );

 
 //Function type(s) our events need
 typedef void (wxEvtHandler::*wxMediaEventFunction)(wxMediaEvent&);
 
 #define wxMediaEventHandler(func) \
 
 //Function type(s) our events need
 typedef void (wxEvtHandler::*wxMediaEventFunction)(wxMediaEvent&);
 
 #define wxMediaEventHandler(func) \

-    (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxMediaEventFunction, &func)
+    wxEVENT_HANDLER_CAST(wxMediaEventFunction, func)

 
 //Macro for usage with message maps
 
 //Macro for usage with message maps

-#define EVT_MEDIA_FINISHED(winid, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_MEDIA_FINISHED, winid, wxID_ANY, wxMediaEventHandler(fn), (wxObject *) NULL ),
-#define EVT_MEDIA_STOP(winid, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_MEDIA_STOP, winid, wxID_ANY, wxMediaEventHandler(fn), (wxObject *) NULL ),
+#define EVT_MEDIA_FINISHED(winid, fn)   wxDECLARE_EVENT_TABLE_ENTRY( wxEVT_MEDIA_FINISHED, winid, wxID_ANY, wxMediaEventHandler(fn), NULL ),
+#define EVT_MEDIA_STOP(winid, fn)       wxDECLARE_EVENT_TABLE_ENTRY( wxEVT_MEDIA_STOP, winid, wxID_ANY, wxMediaEventHandler(fn), NULL ),

 
 

-#if wxABI_VERSION >= 20602 /* 2.6.2+ only */
-#   define wxMEDIA_LOADED_ID      13002
-    DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_MEDIA, wxEVT_MEDIA_LOADED,     wxMEDIA_LOADED_ID)
-#   define EVT_MEDIA_LOADED(winid, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_MEDIA_LOADED, winid, wxID_ANY, wxMediaEventHandler(fn), (wxObject *) NULL ),
-#endif
+wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_MEDIA, wxEVT_MEDIA_LOADED, wxMediaEvent );
+#define EVT_MEDIA_LOADED(winid, fn)     wxDECLARE_EVENT_TABLE_ENTRY( wxEVT_MEDIA_LOADED, winid, wxID_ANY, wxMediaEventHandler(fn), NULL ),
+
+wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_MEDIA, wxEVT_MEDIA_STATECHANGED, wxMediaEvent );
+wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_MEDIA, wxEVT_MEDIA_PLAY, wxMediaEvent );
+wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_MEDIA, wxEVT_MEDIA_PAUSE, wxMediaEvent );
+#define EVT_MEDIA_STATECHANGED(winid, fn)   wxDECLARE_EVENT_TABLE_ENTRY( wxEVT_MEDIA_STATECHANGED, winid, wxID_ANY, wxMediaEventHandler(fn), NULL ),
+#define EVT_MEDIA_PLAY(winid, fn)           wxDECLARE_EVENT_TABLE_ENTRY( wxEVT_MEDIA_PLAY, winid, wxID_ANY, wxMediaEventHandler(fn), NULL ),
+#define EVT_MEDIA_PAUSE(winid, fn)          wxDECLARE_EVENT_TABLE_ENTRY( wxEVT_MEDIA_PAUSE, winid, wxID_ANY, wxMediaEventHandler(fn), NULL ),
+
+// ----------------------------------------------------------------------------
+// common backend base class used by many other backends
+// ----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_MEDIA wxMediaBackendCommonBase : public wxMediaBackend
+{
+public:
+    // add a pending wxMediaEvent of the given type
+    void QueueEvent(wxEventType evtType);
+
+    // notify that the movie playback is finished
+    void QueueFinishEvent()
+    {
+        QueueEvent(wxEVT_MEDIA_STATECHANGED);
+        QueueEvent(wxEVT_MEDIA_FINISHED);
+    }
+
+    // send the stop event and return true if it hasn't been vetoed
+    bool SendStopEvent();
+
+    // Queue pause event
+    void QueuePlayEvent();
+
+    // Queue pause event
+    void QueuePauseEvent();
+
+    // Queue stop event (no veto)
+    void QueueStopEvent();
+
+protected:
+    // call this when the movie size has changed but not because it has just
+    // been loaded (in this case, call NotifyMovieLoaded() below)
+    void NotifyMovieSizeChanged();
+
+    // call this when the movie is fully loaded
+    void NotifyMovieLoaded();
+
+
+    wxMediaCtrl *m_ctrl;      // parent control
+};

 
 // ----------------------------------------------------------------------------
 // End compilation gaurd
 
 // ----------------------------------------------------------------------------
 // End compilation gaurd