public bool PreFilterMessage(ref Message msg)
{
if (msg.Msg == WM_SYSCOMMAND)
{
SysCommand?.Invoke(msg);
}
return(false);
}
public static extern bool PostMessage(IntPtr hWnd, WindowMessage Msg, SysCommand wParam, uint lParam);
/// <summary>
/// Main constructor for <see cref="Syscall"/>
/// </summary>
/// <param name="command_">The type of the command you want to send. See also <seealso cref="SysCommand"/></param>
/// <param name="data_">The object associated to the <see cref="SysCommand"/></param>
public Syscall(SysCommand command_, Object data_)
{
this.Command = command_;
this.Data = data_;
}
private void ExecuteCommand(object obj)
{
if (obj is byte[])
{
byte[] buffertemp = obj as byte[];
if (buffertemp.Count() > 0)
{
//if (BitConverter.IsLittleEndian)
// Array.Reverse(buffertemp);
StreamType type = (StreamType)BitConverter.ToInt32(new byte[] { buffertemp[0], buffertemp[1], buffertemp[2], buffertemp[3] }, 0);
int command = BitConverter.ToInt32(new byte[] { buffertemp[4], buffertemp[5], buffertemp[6], buffertemp[7] }, 0);
switch (type)
{
case StreamType.CommandSystem:
SysCommand sysCommand = (SysCommand)command;
switch (sysCommand)
{
case SysCommand.ShutDown:
SysCommandManager.ShutDownS(30);
break;
case SysCommand.Dormancy:
SysCommandManager.Dormancy();
break;
case SysCommand.VolumeDown:
SysCommandManager.VolumeDown();
break;
case SysCommand.VolumeUp:
SysCommandManager.VolumeUp();
break;
case SysCommand.VolumeMute:
SysCommandManager.VolumeMute();
break;
case SysCommand.CancelShutDown:
SysCommandManager.CancelShutDown();
break;
case SysCommand.Restart:
SysCommandManager.Restart();
break;
}
break;
case StreamType.CommandPPT:
PPTCommand pptCommand = (PPTCommand)command;
PPTCommandManager manager = PPTCommandManager.GetInstance();
switch (pptCommand)
{
case PPTCommand.Start:
manager.Start();
break;
case PPTCommand.Next:
manager.Next();
break;
case PPTCommand.Last:
manager.Last();
break;
case PPTCommand.Exit:
manager.Exit();
break;
}
break;
case StreamType.CommandAV:
AVCommand avCommand = (AVCommand)command;
AVCommandManager avCommandManager = AVCommandManager.GetInstance();
switch (avCommand)
{
/*
* case AVCommand.AVStart:
* if (FrmAV.GetInstance() == null)
* {
* FrmAV.GetInstance(FrmAV.FormType.Callee).Show();
* }
* break;
* case AVCommand.AVAccept:
* if (FrmAV.GetInstance() != null)
* {
* avCommandManager.BeginMonitorWebcam(FrmAV.GetInstance().avLocalhost);
* }
* break;
* case AVCommand.AVRefuse:
* if (FrmAV.GetInstance() != null)
* {
* FrmAV.GetInstance().lbTips.Text = "对方拒绝了您的请求";
* }
* break;
* case AVCommand.AVSuspend:
* if (FrmAV.GetInstance() != null)
* {
* FrmAV.GetInstance().lbTips.Text = "对方挂断了视频";
* }
* break;
*/
}
break;
case StreamType.VideoStream:
/*
* byte[] bytes2 = new byte[buffertemp.Length - 8];
* Buffer.BlockCopy(buffertemp, 8, bytes2, 0, buffertemp.Length - 8);
* if (FrmAV.GetInstance() != null)
* {
* MemoryStream stream = new MemoryStream(bytes2);
*
* FrmAV.GetInstance().avPhone.Image = System.Drawing.Image.FromStream(stream);
* }
* else
* {
* FrmAV.GetInstance(FrmAV.FormType.Callee).Show();
* MemoryStream stream = new MemoryStream(bytes2);
*
* FrmAV.GetInstance().avPhone.Image = System.Drawing.Image.FromStream(stream);
* }
*/
break;
}
}
}
byte[] buffertemp2 = new byte[BUFFERSIZE];
//recSocket = tcpListener.EndAccept(ar);
recSocket.BeginReceive(buffertemp2, 0, BUFFERSIZE, SocketFlags.None, new AsyncCallback(ReceiveHandle), buffertemp2);
}
