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tweak stopping - nicen up sample some more

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@30467 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Ryan Norton
2004-11-11 15:18:18 +00:00
parent 212945de56
commit e4b12a53fe
2 changed files with 26 additions and 14 deletions
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26
samples/mediaplayer/mediaplayer.cpp
View File

@@ -330,7 +330,7 @@ MyFrame::MyFrame(const wxString& title)
//
//~MyFrame
//-------
//--------
//Deletes child objects implicitly and our timer explicitly
//
MyFrame::~MyFrame()
@@ -340,7 +340,7 @@ MyFrame::~MyFrame()
//
//OnQuit
//-------
//------
//Called from file->quit.
//Closes this application.
//
@@ -367,7 +367,7 @@ void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
//
//OnLoop
//-------
//------
//Called from file->loop.
//Changes the state of whether we want to loop or not.
//
@@ -378,7 +378,7 @@ void MyFrame::OnLoop(wxCommandEvent& WXUNUSED(event))
//
//OnOpenFile
//-------
//----------
//Called from file->openfile.
//Opens and plays a media file
//
@@ -400,7 +400,7 @@ void MyFrame::OnOpenFile(wxCommandEvent& WXUNUSED(event))
//
//OnPlay
//-------
//------
//Called from file->play.
//Resumes the media if it is paused or stopped.
//
@@ -424,10 +424,12 @@ void MyFrame::OnPause(wxCommandEvent& WXUNUSED(event))
//
//OnStop
//-------
//------
//Called from file->stop.
//Note that where the media stops is undefined -
//it could stop at the end or beginning.
//Where it stops depends on whether you can seek in the
//media control or not - if you can it stops and seeks to the beginning,
//otherwise it will appear to be at the end - but it will start over again
//when play() is called
//
void MyFrame::OnStop(wxCommandEvent& WXUNUSED(event))
{
@@ -437,7 +439,7 @@ void MyFrame::OnStop(wxCommandEvent& WXUNUSED(event))
//
//OnSeek
//-------
//------
//Called from file->seek.
//Called when the user moves the slider -
//seeks to a position within the media
@@ -450,7 +452,7 @@ void MyFrame::OnSeek(wxCommandEvent& WXUNUSED(event))
//
//OnMediaFinished
//-------
//---------------
//Called when the media stops playing.
//Here we loop it if the user wants to (has been selected from file menu)
//
@@ -458,7 +460,7 @@ void MyFrame::OnMediaFinished(wxMediaEvent& WXUNUSED(event))
{
if(m_bLoop)
{
if ( !m_mediactrl->SetPosition(0) || !m_mediactrl->Play() )
wxMessageBox(wxT("Couldn't seek or play to loop movie!"));
if ( !m_mediactrl->Play() )
wxMessageBox(wxT("Couldn't loop movie!"));
}
}

14
src/msw/mediactrl.cpp
View File

@@ -531,7 +531,13 @@ bool wxDXMediaCtrlImpl::Pause()
bool wxDXMediaCtrlImpl::Stop()
{
return SUCCEEDED( m_pMC->Stop() ) && SetPosition(0);
bool bOK = SUCCEEDED( m_pMC->Stop() );
//We don't care if it can't get to the beginning in directshow -
//it could be a non-seeking filter (wince midi) in which case playing
//starts all over again
SetPosition(0);
return bOK;
}
bool wxDXMediaCtrlImpl::SetPosition(long where)
@@ -613,11 +619,14 @@ bool wxDXMediaCtrlImpl::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lPa
// If this is the end of the clip, notify handler
if(EC_COMPLETE == evCode)
{
//Interestingly enough, DirectShow does not actually stop
//the filters - even when it reaches the end!
#ifdef __WXDEBUG__
wxASSERT( Stop() );
#else
Stop();
#endif
wxMediaEvent theEvent(wxEVT_MEDIA_FINISHED, m_ctrl->GetId());
m_ctrl->GetParent()->ProcessEvent(theEvent);
}
@@ -703,7 +712,8 @@ bool wxWMMEMediaCtrlImpl::Pause()
bool wxWMMEMediaCtrlImpl::Stop()
{
return (mciSendCommand(m_hDev, MCI_STOP, MCI_WAIT, 0) == 0);
return (mciSendCommand(m_hDev, MCI_STOP, MCI_WAIT, 0) == 0) &&
SetPosition(GetDuration());
}
#include "wx/log.h"