使用.NET如何实现视频播放下篇

使用.NET如何实现视频播放下篇

Admin | 2007-11-12 19:32:35 | TrackRecord: 1487 Times | Tag标签：asp.net 打印本页

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{
try
{
m_objMediaEventEx.GetEvent(out lEventCode,
out lParam1,
out lParam2,
0);

m_objMediaEventEx.FreeEventParams(lEventCode, lParam1, lParam2);

if (lEventCode == EC_COMPLETE)
{
m_objMediaControl.Stop();
m_objMediaPosition.CurrentPosition = 0;
m_CurrentStatus = MediaStatus.Stopped;
UpdateStatusBar();
UpdateToolBar();
}
}
catch (Exception)
{
break;
}
}
}

base.WndProc(ref m);
}

private void UpdateStatusBar()
{
switch (m_CurrentStatus)
{
case MediaStatus.None : statusBarPanel1.Text = "停止"; break;
case MediaStatus.Paused : statusBarPanel1.Text = "暂停 "; break;
case MediaStatus.Running: statusBarPanel1.Text = "播放"; break;
case MediaStatus.Stopped: statusBarPanel1.Text = "停止"; break;
}

if (m_objMediaPosition != null)
{
int s = (int) m_objMediaPosition.Duration;
int h = s / 3600;
int m = (s - (h * 3600)) / 60;
s = s - (h * 3600 + m * 60);

statusBarPanel2.Text = String.Format("{0:D2}:{1:D2}:{2:D2}", h, m, s);

s = (int) m_objMediaPosition.CurrentPosition;
h = s / 3600;
m = (s - (h * 3600)) / 60;
s = s - (h * 3600 + m * 60);

statusBarPanel3.Text = String.Format("{0:D2}:{1:D2}:{2:D2}", h, m, s);
}
else
{
statusBarPanel2.Text = "00:00:00";
statusBarPanel3.Text = "00:00:00";
}
}

private void UpdateToolBar()
{
switch (m_CurrentStatus)
{
case MediaStatus.None : toolBarButton1.Enabled = false;
toolBarButton2.Enabled = false;
toolBarButton3.Enabled = false;
break;

case MediaStatus.Paused : toolBarButton1.Enabled = true;
toolBarButton2.Enabled = false;
toolBarButton3.Enabled = true;
break;

case MediaStatus.Running: toolBarButton1.Enabled = false;
toolBarButton2.Enabled = true;
toolBarButton3.Enabled = true;
break;

case MediaStatus.Stopped: toolBarButton1.Enabled = true;
toolBarButton2.Enabled = false;
toolBarButton3.Enabled = false;
break;
}
}
}
}

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