+///////////////////////////////////////////////////////////////////////////////
+
+// ============================================================================
+// Definitions
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// Header guard
+// ----------------------------------------------------------------------------
+#ifndef _WX_MEDIACTRL_H_
+#define _WX_MEDIACTRL_H_
+
+// ----------------------------------------------------------------------------
+// Pre-compiled header stuff
+// ----------------------------------------------------------------------------
+
+#include "wx/defs.h"
+
+// ----------------------------------------------------------------------------
+// Compilation guard
+// ----------------------------------------------------------------------------
+
+#if wxUSE_MEDIACTRL
+
+// ----------------------------------------------------------------------------
+// Includes
+// ----------------------------------------------------------------------------
+
+#include "wx/control.h"
+#include "wx/uri.h"
+
+// ============================================================================
+// Declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+//
+// Enumerations
+//
+// ----------------------------------------------------------------------------
+
+enum wxMediaState
+{
+ wxMEDIASTATE_STOPPED,
+ wxMEDIASTATE_PAUSED,
+ 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")
+#define wxMEDIABACKEND_REALPLAYER wxT("wxRealPlayerMediaBackend")
+#define wxMEDIABACKEND_WMP10 wxT("wxWMP10MediaBackend")
+
+// ----------------------------------------------------------------------------
+//
+// wxMediaEvent
+//
+// ----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_MEDIA wxMediaEvent : public wxNotifyEvent
+{
+public:
+ // ------------------------------------------------------------------------
+ // wxMediaEvent Constructor
+ //
+ // Normal constructor, much the same as wxNotifyEvent
+ // ------------------------------------------------------------------------
+ wxMediaEvent(wxEventType commandType = wxEVT_NULL, int winid = 0)
+ : wxNotifyEvent(commandType, winid)
+ { }
+
+ // ------------------------------------------------------------------------
+ // wxMediaEvent Copy Constructor
+ //
+ // Normal copy constructor, much the same as wxNotifyEvent
+ // ------------------------------------------------------------------------
+ wxMediaEvent(const wxMediaEvent &clone)
+ : wxNotifyEvent(clone)
+ { }
+
+ // ------------------------------------------------------------------------
+ // wxMediaEvent::Clone
+ //
+ // Allocates a copy of this object.
+ // Required for wxEvtHandler::AddPendingEvent
+ // ------------------------------------------------------------------------
+ virtual wxEvent *Clone() const
+ { return new wxMediaEvent(*this); }
+
+
+ // Put this class on wxWidget's RTTI table
+ DECLARE_DYNAMIC_CLASS(wxMediaEvent)
+};
+
+// ----------------------------------------------------------------------------
+//
+// wxMediaCtrl
+//
+// ----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_MEDIA wxMediaCtrl : public wxControl
+{
+public:
+ wxMediaCtrl() : m_imp(NULL), m_bLoaded(false)
+ { }
+
+ wxMediaCtrl(wxWindow* parent, wxWindowID winid,
+ const wxString& fileName = wxEmptyString,
+ const wxPoint& pos = wxDefaultPosition,
+ const wxSize& size = wxDefaultSize,
+ long style = 0,
+ const wxString& szBackend = wxEmptyString,
+ const wxValidator& validator = wxDefaultValidator,
+ const wxString& name = wxT("mediaCtrl"))
+ : m_imp(NULL), m_bLoaded(false)
+ { Create(parent, winid, fileName, pos, size, style,
+ szBackend, validator, name); }
+
+ wxMediaCtrl(wxWindow* parent, wxWindowID winid,
+ const wxURI& location,
+ const wxPoint& pos = wxDefaultPosition,
+ const wxSize& size = wxDefaultSize,
+ long style = 0,
+ const wxString& szBackend = wxEmptyString,
+ const wxValidator& validator = wxDefaultValidator,
+ const wxString& name = wxT("mediaCtrl"))
+ : m_imp(NULL), m_bLoaded(false)
+ { Create(parent, winid, location, pos, size, style,
+ szBackend, validator, name); }
+
+ virtual ~wxMediaCtrl();
+
+ bool Create(wxWindow* parent, wxWindowID winid,
+ const wxString& fileName = wxEmptyString,
+ const wxPoint& pos = wxDefaultPosition,
+ const wxSize& size = wxDefaultSize,
+ long style = 0,
+ const wxString& szBackend = wxEmptyString,
+ const wxValidator& validator = wxDefaultValidator,
+ const wxString& name = wxT("mediaCtrl"));
+
+ bool Create(wxWindow* parent, wxWindowID winid,
+ const wxURI& location,
+ const wxPoint& pos = wxDefaultPosition,
+ const wxSize& size = wxDefaultSize,
+ long style = 0,
+ const wxString& szBackend = wxEmptyString,
+ const wxValidator& validator = wxDefaultValidator,
+ const wxString& name = wxT("mediaCtrl"));
+
+ bool DoCreate(const wxClassInfo* instance,
+ wxWindow* parent, wxWindowID winid,
+ const wxPoint& pos = wxDefaultPosition,
+ const wxSize& size = wxDefaultSize,
+ long style = 0,
+ const wxValidator& validator = wxDefaultValidator,
+ const wxString& name = wxT("mediaCtrl"));
+
+ bool Play();
+ bool Pause();
+ bool Stop();
+
+ 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
+
+ double GetPlaybackRate(); //All but MCI & GStreamer
+ bool SetPlaybackRate(double dRate); //All but MCI & GStreamer
+
+ bool Load(const wxURI& location);
+ bool Load(const wxURI& location, const wxURI& proxy);
+
+ wxFileOffset GetDownloadProgress(); // DirectShow only
+ wxFileOffset GetDownloadTotal(); // DirectShow only
+
+ 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)); }
+
+protected:
+ static const wxClassInfo* NextBackend(wxClassInfo::const_iterator* it);
+
+ void OnMediaFinished(wxMediaEvent& evt);
+ virtual void DoMoveWindow(int x, int y, int w, int h);
+ wxSize DoGetBestSize() const;
+
+ //FIXME: This is nasty... find a better way to work around
+ //inheritance issues
+#if defined(__WXOSX_CARBON__)
+ virtual void MacVisibilityChanged();
+#endif
+#if defined(__WXOSX_CARBON__) || defined(__WXCOCOA__)
+ friend class wxQTMediaBackend;
+#endif
+ class wxMediaBackend* m_imp;
+ bool m_bLoaded;
+
+ DECLARE_DYNAMIC_CLASS(wxMediaCtrl)
+};
+
+// ----------------------------------------------------------------------------
+//
+// wxMediaBackend
+//
+// 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.
+//
+// ----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_MEDIA wxMediaBackend : public wxObject
+{
+public:
+ wxMediaBackend()
+ { }
+
+ virtual ~wxMediaBackend();
+
+ virtual bool CreateControl(wxControl* WXUNUSED(ctrl),
+ wxWindow* WXUNUSED(parent),
+ wxWindowID WXUNUSED(winid),
+ const wxPoint& WXUNUSED(pos),
+ const wxSize& WXUNUSED(size),
+ long WXUNUSED(style),
+ const wxValidator& WXUNUSED(validator),
+ const wxString& WXUNUSED(name))
+ { return false; }
+
+ virtual bool Play()
+ { return false; }
+ virtual bool Pause()
+ { return false; }
+ virtual bool Stop()
+ { return false; }
+
+ virtual bool Load(const wxString& WXUNUSED(fileName))
+ { return false; }
+ virtual bool Load(const wxURI& WXUNUSED(location))
+ { return false; }
+
+ virtual bool SetPosition(wxLongLong WXUNUSED(where))
+ { return 0; }
+ virtual wxLongLong GetPosition()
+ { return 0; }
+ virtual wxLongLong GetDuration()
+ { return 0; }
+
+ virtual void Move(int WXUNUSED(x), int WXUNUSED(y),
+ int WXUNUSED(w), int WXUNUSED(h))
+ { }
+ virtual wxSize GetVideoSize() const
+ { return wxSize(0,0); }
+
+ virtual double GetPlaybackRate()
+ { return 0.0; }
+ virtual bool SetPlaybackRate(double WXUNUSED(dRate))
+ { return false; }
+
+ 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 MacVisibilityChanged()
+ { }
+ virtual void RESERVED9() {}
+
+ DECLARE_DYNAMIC_CLASS(wxMediaBackend)
+};
+
+
+//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) \
+ wxEVENT_HANDLER_CAST(wxMediaEventFunction, func)
+
+//Macro for usage with message maps
+#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 ),
+
+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
+// ----------------------------------------------------------------------------
+#endif // wxUSE_MEDIACTRL
+
+// ----------------------------------------------------------------------------
+// End header guard and header itself
+// ----------------------------------------------------------------------------
+#endif // _WX_MEDIACTRL_H_
+
projects / wxWidgets.git / blobdiff