// 1) Certain backends can't play the same media file at the same time (MCI,
// Cocoa NSMovieView-Quicktime).
// 2) Positioning on Mac Carbon is messed up if put in a sub-control like a
-// Notebook (like this sample does) on OS versions < 10.2.
-// 3) On unix the video may not work - it only checks for a few video
-// sinks - xvimagesink, ximagesink and whatever gnome preferences has -
-// if gnome preferences is not available or you have a different video
-// sink then those two (such as sdlvideosink) then you'll get black video
+// Notebook (like this sample does).
// %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
// ============================================================================
#endif
#if !wxUSE_MEDIACTRL || !wxUSE_MENUS || !wxUSE_SLIDER || !wxUSE_TIMER || \
- !wxUSE_NOTEBOOK || !wxUSE_LISTCTRL || !wxUSE_DRAG_AND_DROP
+ !wxUSE_NOTEBOOK || !wxUSE_LISTCTRL
#error "Not all required elements are enabled. Please modify setup.h!"
#endif
// wxID_EXIT, [built-in to wxWidgets]
// Control event IDs
wxID_SLIDER,
+ wxID_PBSLIDER,
+ wxID_VOLSLIDER,
wxID_NOTEBOOK,
wxID_MEDIACTRL,
wxID_BUTTONNEXT,
void OnSelectBackend(wxCommandEvent& event);
- // Notebook event handlers
- void OnPageChange(wxNotebookEvent& event);
-
// Key event handlers
void OnKeyDown(wxKeyEvent& event);
void OnClose(wxCloseEvent& event);
private:
- // Rebuild base status string (see Implementation)
- void ResetStatus();
-
// Common open file code
void OpenFile(bool bNewPage);
void OpenURL(bool bNewPage);
void DoPlayFile(const wxString& path);
class wxMediaPlayerTimer* m_timer; //Timer to write info to status bar
- wxString m_basestatus; //Base status string (see ResetStatus())
wxNotebook* m_notebook; //Notebook containing our pages
// Maybe I should use more accessors, but for simplicity
// Slider event handlers
void OnBeginSeek(wxScrollEvent& event);
void OnEndSeek(wxScrollEvent& event);
+ void OnPBChange(wxScrollEvent& event);
+ void OnVolChange(wxScrollEvent& event);
// Media event handlers
+ void OnMediaPlay(wxMediaEvent& event);
+ void OnMediaPause(wxMediaEvent& event);
+ void OnMediaStop(wxMediaEvent& event);
void OnMediaFinished(wxMediaEvent& event);
public:
wxMediaCtrl* m_mediactrl; //Our media control
class wxMediaPlayerListCtrl* m_playlist; //Our playlist
wxSlider* m_slider; //The slider below our media control
+ wxSlider* m_pbSlider; //Lower-left slider for adjusting speed
+ wxSlider* m_volSlider; //Lower-right slider for adjusting volume
int m_nLoops; //Number of times media has looped
bool m_bLoop; //Whether we are looping or not
bool m_bIsBeingDragged; //Whether the user is dragging the scroll bar
// Drop target for playlist (i.e. user drags a file from explorer unto
// playlist it adds the file)
// ----------------------------------------------------------------------------
+#if wxUSE_DRAG_AND_DROP
class wxPlayListDropTarget : public wxFileDropTarget
{
public:
}
wxMediaPlayerListCtrl& m_list;
};
+#endif
// ============================================================================
//
// ----------------------------------------------------------------------------
bool wxMediaPlayerApp::OnInit()
{
+ if ( !wxApp::OnInit() )
+ return false;
+
+ // SetAppName() lets wxConfig and others know where to write
+ SetAppName(wxT("wxMediaPlayer"));
+
wxMediaPlayerFrame *frame =
new wxMediaPlayerFrame(wxT("MediaPlayer wxWidgets Sample"));
frame->Show(true);
{
frame->AddToPlayList((parser.GetParam (paramNr)));
}
- wxCommandEvent emptyevt;
- frame->OnNext(emptyevt);
+ wxCommandEvent theEvent(wxEVT_COMMAND_MENU_SELECTED, wxID_NEXT);
+ frame->AddPendingEvent(theEvent);
}
#endif
this->Connect(wxID_SELECTBACKEND, wxEVT_COMMAND_MENU_SELECTED,
wxCommandEventHandler(wxMediaPlayerFrame::OnSelectBackend));
- //
- // Notebook events
- //
- this->Connect(wxID_NOTEBOOK, wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED,
- wxNotebookEventHandler(wxMediaPlayerFrame::OnPageChange));
-
//
// Key events
//
// it properly loads the playlist for each page without
// conflicting (loading the same data) with the other ones.
//
- wxConfigBase* conf = wxConfigBase::Get();
+ wxConfig conf;
wxString key, outstring;
for(int i = 0; ; ++i)
{
key.clear();
key << i;
- if(!conf->Read(key, &outstring))
+ if(!conf.Read(key, &outstring))
break;
page->m_playlist->AddToPlayList(outstring);
}
// Create a timer to update our status bar
//
m_timer = new wxMediaPlayerTimer(this);
- m_timer->Start(100);
+ m_timer->Start(500);
}
// ----------------------------------------------------------------------------
// ----------------------------------------------------------------------------
wxMediaPlayerFrame::~wxMediaPlayerFrame()
{
+ // Shut down our timer
+ delete m_timer;
+
//
// Here we save our info to the registry or whatever
// mechanism the OS uses.
wxMediaPlayerListCtrl* playlist =
((wxMediaPlayerNotebookPage*)m_notebook->GetPage(0))->m_playlist;
- wxConfigBase* conf = wxConfigBase::Get();
- conf->DeleteAll();
+ wxConfig conf;
+ conf.DeleteAll();
for(int i = 0; i < playlist->GetItemCount(); ++i)
{
wxString* pData = (wxString*) playlist->GetItemData(i);
wxString s;
s << i;
- conf->Write(s, *(pData));
+ conf.Write(s, *(pData));
delete pData;
}
-
- delete m_timer;
}
// ----------------------------------------------------------------------------
currentpage->m_playlist->AddToPlayList(szString);
}
-
-// ----------------------------------------------------------------------------
-// wxMediaPlayerFrame::ResetStatus
-//
-// Here we just make a simple status string with some useful info about
-// the media that we won't change later - such as the length of the media.
-//
-// We then append some other info that changes in wxMediaPlayerTimer::Notify, then
-// set the status bar to this text.
-//
-// In real applications, you'd want to find a better way to do this,
-// such as static text controls (wxStaticText).
-//
-// We display info here in seconds (wxMediaCtrl uses milliseconds - that's why
-// we divide by 1000).
-//
-// We also reset our loop counter here.
-// ----------------------------------------------------------------------------
-void wxMediaPlayerFrame::ResetStatus()
-{
- wxMediaCtrl* currentMediaCtrl =
- ((wxMediaPlayerNotebookPage*)m_notebook->GetCurrentPage())->m_mediactrl;
-
- m_basestatus = wxString::Format(wxT("Size(x,y):%i,%i ")
- wxT("Length(Seconds):%u Speed:%1.1fx"),
- currentMediaCtrl->GetBestSize().x,
- currentMediaCtrl->GetBestSize().y,
- (unsigned)((currentMediaCtrl->Length() / 1000)),
- currentMediaCtrl->GetPlaybackRate()
- );
-}
-
// ----------------------------------------------------------------------------
// wxMediaPlayerFrame::OnQuit
//
void wxMediaPlayerFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
{
wxString msg;
- msg.Printf( wxT("This is a test of wxMediaCtrl.\n")
- wxT("Welcome to %s"), wxVERSION_STRING);
+ msg.Printf( wxT("This is a test of wxMediaCtrl.\n\n")
+
+ wxT("Intructions:\n")
+
+ wxT("The top slider shows the current the current position, ")
+ wxT("which you can change by dragging and releasing it.\n")
- wxMessageBox(msg, wxT("About wxMediaCtrl test"), wxOK | wxICON_INFORMATION, this);
+ wxT("The gauge (progress bar) shows the progress in ")
+ wxT("downloading data of the current file - it may always be ")
+ wxT("Empty due to lack of support from the current backend.\n")
+
+ wxT("The lower-left slider controls the volume and the lower-")
+ wxT("right slider controls the playback rate/speed of the ")
+ wxT("media\n\n")
+
+ wxT("Currently using: %s"), wxVERSION_STRING);
+
+ wxMessageBox(msg, wxT("About wxMediaCtrl test"),
+ wxOK | wxICON_INFORMATION, this);
}
// ----------------------------------------------------------------------------
{
if( !currentpage->m_mediactrl->Pause() )
wxMessageBox(wxT("Couldn't pause movie!"));
- else
- currentpage->m_playlist->SetItem(
- currentpage->m_nLastFileId, 0, wxT("||"));
}
else
{
if( !currentpage->m_mediactrl->Play() )
wxMessageBox(wxT("Couldn't play movie!"));
- else
- currentpage->m_playlist->SetItem(
- currentpage->m_nLastFileId, 0, wxT(">"));
}
}
else
currentpage->m_playlist->SetItem(currentpage->m_nLastFileId, 0, wxT(">"));
}
- currentpage->m_playlist->SetItem(currentpage->m_nLastFileId,
- 2, wxString::Format(wxT("%u"),
- (unsigned) currentpage->m_mediactrl->Length() / 1000)
- );
-
- ResetStatus();
-
- currentpage->m_slider->SetRange(0,
- (int)(currentpage->m_mediactrl->Length() / 1000));
- currentpage->m_gauge->SetRange((int)(currentpage->m_mediactrl->Length() / 1000));
}
+
// ----------------------------------------------------------------------------
// wxMediaPlayerFrame::OnSelectBackend
//
// ----------------------------------------------------------------------------
// wxMediaPlayerFrame::OnVolumeDown
//
-// Lowers the volume of the media control by 10%
+// Lowers the volume of the media control by 5%
// ----------------------------------------------------------------------------
void wxMediaPlayerFrame::OnVolumeDown(wxCommandEvent& WXUNUSED(event))
{
(wxMediaPlayerNotebookPage*) m_notebook->GetCurrentPage();
double dVolume = currentpage->m_mediactrl->GetVolume();
- currentpage->m_mediactrl->SetVolume(dVolume < 0.1 ? 0.0 : dVolume - .1);
+ currentpage->m_mediactrl->SetVolume(dVolume < 0.05 ? 0.0 : dVolume - .05);
}
// ----------------------------------------------------------------------------
// wxMediaPlayerFrame::OnVolumeUp
//
-// Increases the volume of the media control by 10%
+// Increases the volume of the media control by 5%
// ----------------------------------------------------------------------------
void wxMediaPlayerFrame::OnVolumeUp(wxCommandEvent& WXUNUSED(event))
{
(wxMediaPlayerNotebookPage*) m_notebook->GetCurrentPage();
double dVolume = currentpage->m_mediactrl->GetVolume();
- currentpage->m_mediactrl->SetVolume(dVolume > 0.9 ? 1.0 : dVolume + .1);
-}
-
-// ----------------------------------------------------------------------------
-// wxMediaPlayerFrame::OnPageChange
-//
-// Called when the user changes the current notebook page shown
-// ----------------------------------------------------------------------------
-void wxMediaPlayerFrame::OnPageChange(wxNotebookEvent& WXUNUSED(event))
-{
- ResetStatus();
+ currentpage->m_mediactrl->SetVolume(dVolume > 0.95 ? 1.0 : dVolume + .05);
}
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// ----------------------------------------------------------------------------
// wxMediaPlayerTimer::Notify
//
-// 1) Update our slider with the position were are in in the media
-// 2) Update our status bar with the base text from wxMediaPlayerFrame::ResetStatus,
-// append some non-static (changing) info to it, then set the
-// status bar text to that result
+// 1) Updates media information on the status bar
+// 2) Sets the max/min length of the slider and guage
+//
+// Note that the reason we continually do this and don't cache it is because
+// some backends such as GStreamer are dynamic change values all the time
+// and often don't have things like duration or video size available
+// until the media is actually being played
// ----------------------------------------------------------------------------
void wxMediaPlayerTimer::Notify()
{
wxMediaPlayerNotebookPage* currentpage =
(wxMediaPlayerNotebookPage*) m_frame->m_notebook->GetCurrentPage();
+ wxMediaCtrl* currentMediaCtrl = currentpage->m_mediactrl;
if(currentpage)
{
- // if the slider is being dragged then update it with the song position
+ // Number of minutes/seconds total
+ wxLongLong llLength = currentpage->m_mediactrl->Length();
+ int nMinutes = (int) (llLength / 60000).GetValue();
+ int nSeconds = (int) ((llLength % 60000)/1000).GetValue();
+
+ // Duration string (i.e. MM:SS)
+ wxString sDuration;
+ sDuration.Printf(wxT("%2i:%02i"), nMinutes, nSeconds);
+
+
+ // Number of minutes/seconds total
+ wxLongLong llTell = currentpage->m_mediactrl->Tell();
+ nMinutes = (int) (llTell / 60000).GetValue();
+ nSeconds = (int) ((llTell % 60000)/1000).GetValue();
+
+ // Position string (i.e. MM:SS)
+ wxString sPosition;
+ sPosition.Printf(wxT("%2i:%02i"), nMinutes, nSeconds);
+
+
+ // Set the third item in the listctrl entry to the duration string
+ if(currentpage->m_nLastFileId >= 0)
+ currentpage->m_playlist->SetItem(
+ currentpage->m_nLastFileId, 2, sDuration);
+
+ // Setup the slider and gauge min/max values
+ currentpage->m_slider->SetRange(0, (int)(llLength / 1000).GetValue());
+ currentpage->m_gauge->SetRange(100);
+
+
+ // if the slider is not being dragged then update it with the song position
if(currentpage->IsBeingDragged() == false)
+ currentpage->m_slider->SetValue((long)(llTell / 1000).GetValue());
+
+
+ // Update the gauge with the download progress
+ wxLongLong llDownloadProgress =
+ currentpage->m_mediactrl->GetDownloadProgress();
+ wxLongLong llDownloadTotal =
+ currentpage->m_mediactrl->GetDownloadTotal();
+
+ if(llDownloadTotal.GetValue() != 0)
{
- long lPosition = (long)( currentpage->m_mediactrl->Tell() / 1000 );
- currentpage->m_slider->SetValue(lPosition);
+ currentpage->m_gauge->SetValue(
+ (int) ((llDownloadProgress * 100) / llDownloadTotal).GetValue()
+ );
}
- // update guage with value from slider
- currentpage->m_gauge->SetValue(currentpage->m_slider->GetValue());
+ // GetBestSize holds the original video size
+ wxSize videoSize = currentMediaCtrl->GetBestSize();
+
+ // Now the big part - set the status bar text to
+ // hold various metadata about the media
#if wxUSE_STATUSBAR
m_frame->SetStatusText(wxString::Format(
- wxT("%s Pos:%u State:%s Loops:%i D/T:[%i]/[%i] V:%i%%"),
- m_frame->m_basestatus.c_str(),
- currentpage->m_slider->GetValue(),
+ wxT("Size(x,y):%i,%i ")
+ wxT("Position:%s/%s Speed:%1.1fx ")
+ wxT("State:%s Loops:%i D/T:[%i]/[%i] V:%i%%"),
+ videoSize.x,
+ videoSize.y,
+ sPosition.c_str(),
+ sDuration.c_str(),
+ currentMediaCtrl->GetPlaybackRate(),
wxGetMediaStateText(currentpage->m_mediactrl->GetState()),
currentpage->m_nLoops,
- (int)currentpage->m_mediactrl->GetDownloadProgress(),
- (int)currentpage->m_mediactrl->GetDownloadTotal(),
+ (int)llDownloadProgress.GetValue(),
+ (int)llDownloadTotal.GetValue(),
(int)(currentpage->m_mediactrl->GetVolume() * 100)));
#endif // wxUSE_STATUSBAR
}
}
-
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//
// wxMediaPlayerNotebookPage
m_bIsBeingDragged(false),
m_parentFrame(parentFrame)
{
-
//
// Layout
//
bool bOK = m_mediactrl->Create(this, wxID_MEDIACTRL, wxEmptyString,
wxDefaultPosition, wxDefaultSize, 0,
//you could specify a macrod backend here like
-//wxMEDIABACKEND_QUICKTIME);
+// wxMEDIABACKEND_WMP10);
+// wxT("wxPDFMediaBackend"));
szBackend);
//you could change the cursor here like
// m_mediactrl->SetCursor(wxCURSOR_BLANK);
// > - Currently Playing
// [] - Stopped
// || - Paused
- // (( - Volume Down 10%
- // )) - Volume Up 10%
+ // (( - Volume Down 5%
+ // )) - Volume Up 5%
//
// Column two is the name of the file
//
m_playlist->InsertColumn(1,_("File"), wxLIST_FORMAT_LEFT, /*wxLIST_AUTOSIZE_USEHEADER*/305);
m_playlist->InsertColumn(2,_("Length"), wxLIST_FORMAT_CENTER, 75);
+#if wxUSE_DRAG_AND_DROP
m_playlist->SetDropTarget(new wxPlayListDropTarget(*m_playlist));
+#endif
+
sizer->Add(m_playlist, 0, wxALIGN_CENTER_HORIZONTAL|wxALL|wxEXPAND, 5);
//
vertsizer->Add(m_vdButton, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5);
vertsizer->Add(m_vuButton, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5);
horsizer1->Add(vertsizer, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5);
- sizer->Add(horsizer1, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5);
+ sizer->Add(horsizer1, 0, wxALIGN_CENTER_VERTICAL|wxALIGN_CENTER_HORIZONTAL|wxALL, 5);
//
wxSL_HORIZONTAL );
sizer->Add(m_slider, 0, wxALIGN_CENTER_HORIZONTAL|wxALL|wxEXPAND , 5);
-
//
// Create the gauge
//
wxGA_HORIZONTAL | wxGA_SMOOTH);
sizer->Add(m_gauge, 0, wxALIGN_CENTER_HORIZONTAL|wxALL|wxEXPAND , 5);
+ //
+ // Create the speed/volume sliders
+ //
+ wxBoxSizer* horsizer3 = new wxBoxSizer(wxHORIZONTAL);
+
+ m_volSlider = new wxSlider(this, wxID_VOLSLIDER, 100, // init
+ 0, // start
+ 100, // end
+ wxDefaultPosition, wxSize(250,20),
+ wxSL_HORIZONTAL );
+ horsizer3->Add(m_volSlider, 1, wxALL, 5);
+
+ m_pbSlider = new wxSlider(this, wxID_PBSLIDER, 4, // init
+ 1, // start
+ 16, // end
+ wxDefaultPosition, wxSize(250,20),
+ wxSL_HORIZONTAL );
+ horsizer3->Add(m_pbSlider, 1, wxALL, 5);
+ sizer->Add(horsizer3, 1, wxCENTRE | wxALL, 5);
+
//
// ListCtrl events
//
wxScrollEventHandler(wxMediaPlayerNotebookPage::OnBeginSeek));
this->Connect(wxID_SLIDER, wxEVT_SCROLL_THUMBRELEASE,
wxScrollEventHandler(wxMediaPlayerNotebookPage::OnEndSeek));
+ this->Connect(wxID_PBSLIDER, wxEVT_SCROLL_THUMBRELEASE,
+ wxScrollEventHandler(wxMediaPlayerNotebookPage::OnPBChange));
+ this->Connect(wxID_VOLSLIDER, wxEVT_SCROLL_THUMBRELEASE,
+ wxScrollEventHandler(wxMediaPlayerNotebookPage::OnVolChange));
//
// Media Control events
//
+ this->Connect(wxID_MEDIACTRL, wxEVT_MEDIA_PLAY,
+ wxMediaEventHandler(wxMediaPlayerNotebookPage::OnMediaPlay));
+ this->Connect(wxID_MEDIACTRL, wxEVT_MEDIA_PAUSE,
+ wxMediaEventHandler(wxMediaPlayerNotebookPage::OnMediaPause));
+ this->Connect(wxID_MEDIACTRL, wxEVT_MEDIA_STOP,
+ wxMediaEventHandler(wxMediaPlayerNotebookPage::OnMediaStop));
this->Connect(wxID_MEDIACTRL, wxEVT_MEDIA_FINISHED,
wxMediaEventHandler(wxMediaPlayerNotebookPage::OnMediaFinished));
this->Connect(wxID_MEDIACTRL, wxEVT_MEDIA_LOADED,
}
// ----------------------------------------------------------------------------
-// OnMediaFinished
+// wxMediaPlayerNotebookPage::OnVolChange
+//
+// Called when the user is done dragging the volume-changing slider
+// ----------------------------------------------------------------------------
+void wxMediaPlayerNotebookPage::OnVolChange(wxScrollEvent& WXUNUSED(event))
+{
+ if( m_mediactrl->SetVolume(
+ m_volSlider->GetValue() / 100.0
+ ) == false )
+ wxMessageBox(wxT("Couldn't set volume!"));
+
+}
+
+// ----------------------------------------------------------------------------
+// wxMediaPlayerNotebookPage::OnPBChange
+//
+// Called when the user is done dragging the speed-changing slider
+// ----------------------------------------------------------------------------
+void wxMediaPlayerNotebookPage::OnPBChange(wxScrollEvent& WXUNUSED(event))
+{
+ if( m_mediactrl->SetPlaybackRate(
+ m_pbSlider->GetValue() * .25
+ ) == false )
+ wxMessageBox(wxT("Couldn't set playbackrate!"));
+
+}
+
+// ----------------------------------------------------------------------------
+// wxMediaPlayerNotebookPage::OnMediaPlay
+//
+// Called when the media plays.
+// ----------------------------------------------------------------------------
+void wxMediaPlayerNotebookPage::OnMediaPlay(wxMediaEvent& WXUNUSED(event))
+{
+ m_playlist->SetItem(m_nLastFileId, 0, wxT(">"));
+}
+
+// ----------------------------------------------------------------------------
+// wxMediaPlayerNotebookPage::OnMediaPause
+//
+// Called when the media is paused.
+// ----------------------------------------------------------------------------
+void wxMediaPlayerNotebookPage::OnMediaPause(wxMediaEvent& WXUNUSED(event))
+{
+ m_playlist->SetItem(m_nLastFileId, 0, wxT("||"));
+}
+
+// ----------------------------------------------------------------------------
+// wxMediaPlayerNotebookPage::OnMediaStop
+//
+// Called when the media stops.
+// ----------------------------------------------------------------------------
+void wxMediaPlayerNotebookPage::OnMediaStop(wxMediaEvent& WXUNUSED(event))
+{
+ m_playlist->SetItem(m_nLastFileId, 0, wxT("[]"));
+}
+
+// ----------------------------------------------------------------------------
+// wxMediaPlayerNotebookPage::OnMediaFinished
//
-// Called when the media stops playing.
+// Called when the media finishes playing.
// Here we loop it if the user wants to (has been selected from file menu)
// ----------------------------------------------------------------------------
void wxMediaPlayerNotebookPage::OnMediaFinished(wxMediaEvent& WXUNUSED(event))
projects / wxWidgets.git / blobdiff