// PlayStateChangeHandler(sender, e) is dispatched when a change in the current play
// state is detected.
private void PlayStateChangeHandler(object sender, AxWMPLib._WMPOCXEvents_PlayStateChangeEvent e)
{
WMPPlayState stateObject = (WMPPlayState)e.newState;
if (stateObject == WMPPlayState.wmppsStopped)
{
_player.close();
}
else if (stateObject == WMPPlayState.wmppsPaused)
{
Pause(stateObject);
}
}
private void SynthesizeAndPlayButton_Click(object sender, EventArgs e)
{
// generate the synthesis text
if (tabControl1.SelectedTab == tabControl1.TabPages["Bank"])
{
SynthesizeRichTextBox.Text = "请顾客" + CustomNoComboBox.Text + "到" + WindowNoComboBox.Text + "窗口办理业务";
}
else
{
SynthesizeRichTextBox.Text = "从北京到上海的航班" + AirPlaneComboBox.Text + "马上就要起飞了, 请还没登机的乘客到登机口" + GateNoComboBox.Text + "办理登机手续";
}
mediaPlayer.Ctlcontrols.stop();
mediaPlayer.close();
SynthesizePlay();
}
public void Form1_Closing(object sender, System.ComponentModel.CancelEventArgs e)
{
// Memory Leaks in Window Media Player + c#
// https://www.codeproject.com/Questions/155836/Memory-Leaks-in-Window-Media-Player-c
// https://www.codeproject.com/Questions/610465/MemoryplusLeaksplusinplusWindowplusMediaplusPlayer
// Dispose of the Windows Media Player as the form is closing
//
// Note: The Form.Closed and Form.Closing events are not raised when the
// Application.Exit method is called to exit an application.
// If Application.Exit is to be used, you should call the Form.Close method
// before calling the Application.Exit method.
//
if (this.Controls.ContainsKey("m_media"))
{
this.Controls.RemoveByKey("m_media"); // Remove from Conrols collection
m_media.close(); // Close the Windows Media Player control
m_media.Dispose(); // Dispose
m_media = null;
}
GC.Collect(); // Start .NET CLR Garbage Collection
GC.WaitForPendingFinalizers(); // Wait for Garbage Collection to finish
}