don't pass NULL pointer to printf(), this crashes Solaris printf

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

diff --git a/include/wx/mediactrl.h b/include/wx/mediactrl.h
index 3791a7e26b68989465de540509bf36884a199df3..89ab6d9f15379dd6801f6dc8a5c7fb20beafdfd8 100644 (file)
--- a/include/wx/mediactrl.h
+++ b/include/wx/mediactrl.h
@@ -58,11 +58,24 @@ enum wxMediaState
     wxMEDIASTATE_PLAYING
 };
 
+enum wxMediaCtrlPlayerControls
+{
+    wxMEDIACTRLPLAYERCONTROLS_NONE           =   0,
+    //Step controls like fastfoward, step one frame etc.
+    wxMEDIACTRLPLAYERCONTROLS_STEP           =   1 << 0,
+    //Volume controls like the speaker icon, volume slider, etc.
+    wxMEDIACTRLPLAYERCONTROLS_VOLUME         =   1 << 1,
+    wxMEDIACTRLPLAYERCONTROLS_DEFAULT        =
+                    wxMEDIACTRLPLAYERCONTROLS_STEP |
+                    wxMEDIACTRLPLAYERCONTROLS_VOLUME
+};
+
 #define wxMEDIABACKEND_DIRECTSHOW   wxT("wxAMMediaBackend")
 #define wxMEDIABACKEND_MCI          wxT("wxMCIMediaBackend")
 #define wxMEDIABACKEND_QUICKTIME    wxT("wxQTMediaBackend")
 #define wxMEDIABACKEND_GSTREAMER    wxT("wxGStreamerMediaBackend")
 
+
 // ----------------------------------------------------------------------------
 //
 // wxMediaEvent
@@ -158,7 +171,7 @@ public:
                 long style = 0,
                 const wxString& szBackend = wxEmptyString,
                 const wxValidator& validator = wxDefaultValidator,
-                const wxString& name = wxT("mediaCtrl")); //DirectShow only
+                const wxString& name = wxT("mediaCtrl"));
 
     bool DoCreate(wxClassInfo* instance,
                 wxWindow* parent, wxWindowID winid,
@@ -174,22 +187,36 @@ public:
 
     bool Load(const wxString& fileName);
 
-
     wxMediaState GetState();
 
     wxFileOffset Seek(wxFileOffset where, wxSeekMode mode = wxFromStart);
     wxFileOffset Tell(); //FIXME: This should be const
     wxFileOffset Length(); //FIXME: This should be const
 
-    //
-    // Unofficial parts of API
-    //
-    //DirectShow/GStreamer only.  Quicktime too, but somewhat buggy...
-    bool Load(const wxURI& location);
-
+#if wxABI_VERSION >= 20601 /* 2.6.1+ only */
     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);
+
+    wxFileOffset GetDownloadProgress();
+    wxFileOffset GetDownloadTotal();
+
+    double GetVolume();
+    bool   SetVolume(double dVolume);
 
+    bool    ShowPlayerControls(
+        wxMediaCtrlPlayerControls flags = wxMEDIACTRLPLAYERCONTROLS_DEFAULT);
+
+    //helpers for the wxPython people
+    bool LoadURI(const wxString& fileName)
+    {   return Load(wxURI(fileName));       }
+    bool LoadURIWithProxy(const wxString& fileName, const wxString& proxy)
+    {   return Load(wxURI(fileName), wxURI(proxy));       }
+#endif
 protected:
     static wxClassInfo* NextBackend();
 
@@ -199,10 +226,7 @@ protected:
 
     //FIXME:  This is nasty... find a better way to work around
     //inheritance issues
-#ifdef __WXMAC__
-    friend class wxQTMediaBackend;
-#endif
-#ifdef __WXCOCOA__
+#if defined(__WXMAC__) || defined(__WXCOCOA__)
     friend class wxQTMediaBackend;
 #endif
     class wxMediaBackend* m_imp;
@@ -215,7 +239,13 @@ protected:
 //
 // wxMediaBackend
 //
-// Currently an internal class - API stability not guaranteed.
+// Derive from this and use standard wxWidgets RTTI
+// (DECLARE_DYNAMIC_CLASS and IMPLEMENT_CLASS) to make a backend
+// for wxMediaCtrl.  Backends are searched alphabetically -
+// the one with the earliest letter is tried first.
+//
+// Note that this is currently not API or ABI compatable -
+// so statically link or make the client compile on-site.
 //
 // ----------------------------------------------------------------------------
 
@@ -270,9 +300,33 @@ public:
     virtual wxMediaState GetState()
     {   return wxMEDIASTATE_STOPPED;    }
 
+    virtual double GetVolume()
+    {   return 0.0;                     }
+    virtual bool SetVolume(double WXUNUSED(dVolume))
+    {   return false;                   }
+
+    virtual bool Load(const wxURI& WXUNUSED(location),
+                      const wxURI& WXUNUSED(proxy))
+    {   return false;                   }
+
+    virtual bool   ShowPlayerControls(
+                    wxMediaCtrlPlayerControls WXUNUSED(flags))
+    {   return false;                   }
+    virtual bool   IsInterfaceShown()
+    {   return false;                   }
+
+    virtual wxLongLong GetDownloadProgress()
+    {    return 0;                      }
+    virtual wxLongLong GetDownloadTotal()
+    {    return 0;                      }
+
+    virtual void RESERVED8() {}
+    virtual void RESERVED9() {}
+
     DECLARE_DYNAMIC_CLASS(wxMediaBackend)
 };
 
+
 //Event ID to give to our events
 #define wxMEDIA_FINISHED_ID    13000
 #define wxMEDIA_STOP_ID    13001
@@ -291,6 +345,40 @@ typedef void (wxEvtHandler::*wxMediaEventFunction)(wxMediaEvent&);
 #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 ),
 
+#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
+
+// ----------------------------------------------------------------------------
+// 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_FINISHED); }
+
+    // send the stop event and return true if it hasn't been vetoed
+    bool SendStopEvent();
+
+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
 // ----------------------------------------------------------------------------