public static void play(string recordPath, PictureBox voiceBtn)
{
if (player == null)
{
player = new WindowsMediaPlayerClass();
player.PlayStateChange += Player_PlayStateChange;
}
if (player.URL == recordPath && player.playState == WMPPlayState.wmppsPlaying)
{
currentVoiceBtn.Load(@"icons\voice.png");
player.stop();
Console.WriteLine("停止播放");
}
else
{
// 停止上一个在播放的图标
if (currentVoiceBtn != null)
{
currentVoiceBtn.Load(@"icons\voice.png");
}
// 开始播放新图标
currentVoiceBtn = voiceBtn;
currentVoiceBtn.Load(@"icons\voicePlay.gif");
player.URL = recordPath;
player.play();
Console.WriteLine("开始播放" + recordPath);
}
}
/// <summary>
/// Stops the player playing.
/// </summary>
/// <param name="Fade">Whether to fade or not.</param>
/// <returns>Returns true if player stops playing</returns>
public bool Stop(bool Fade)
{
try
{
if (PlayerState == PlayerStates.Playing)
{
if (!InCrossfade && !InFade)
{
if (Fade)
{
switch (PlayingPlayer)
{
case Players.Player1:
StoppingPlayer = Players.Player1;
PlayingPlayer = Players.NULL;
break;
case Players.Player2:
StoppingPlayer = Players.Player2;
PlayingPlayer = Players.NULL;
break;
}
FadeState = FadeStates.Out;
StartFade();
return(true);
}
else
{
switch (PlayingPlayer)
{
case Players.Player1:
StoppingPlayer = Players.Player1;
PlayingPlayer = Players.NULL;
Player1.stop();
break;
case Players.Player2:
StoppingPlayer = Players.Player2;
PlayingPlayer = Players.NULL;
Player2.stop();
break;
}
PlayerState = PlayerStates.Stopped;
return(true);
}
}
}
else if (PlayerState == PlayerStates.Paused)
{
switch (PlayingPlayer)
{
case Players.Player1:
StoppingPlayer = Players.Player1;
PlayingPlayer = Players.NULL;
Player1.stop();
break;
case Players.Player2:
StoppingPlayer = Players.Player2;
PlayingPlayer = Players.NULL;
Player2.stop();
break;
}
PlayerState = PlayerStates.Stopped;
return(true);
}
}
catch (Exception ex)
{
OnError.Invoke(new ErrorEventArgs("Stop : " + ex.Message));
}
return(false);
}