public static void SendGlobalMessage(IpcParamEx ipcMsg)
{
if (ipcMsg == null)
{
throw new ArgumentNullException("ipcMsg");
}
int nId = (int)(MemUtil.BytesToUInt32(CryptoRandom.Instance.GetRandomBytes(
4)) & 0x7FFFFFFF);
if (WriteIpcInfoFile(nId, ipcMsg) == false)
{
return;
}
try
{
// NativeMethods.SendMessage((IntPtr)NativeMethods.HWND_BROADCAST,
// Program.ApplicationMessage, (IntPtr)Program.AppMessage.IpcByFile,
// (IntPtr)nId);
// IntPtr pResult = new IntPtr(0);
// NativeMethods.SendMessageTimeout((IntPtr)NativeMethods.HWND_BROADCAST,
// Program.ApplicationMessage, (IntPtr)Program.AppMessage.IpcByFile,
// (IntPtr)nId, NativeMethods.SMTO_ABORTIFHUNG, 5000, ref pResult);
IpcBroadcast.Send(Program.AppMessage.IpcByFile, nId, true);
}
catch (Exception) { Debug.Assert(false); }
RemoveIpcInfoFile(nId);
}
private static string GetMutexPath(string strName)
{
string strDir = UrlUtil.EnsureTerminatingSeparator(
UrlUtil.GetTempPath(), false);
return(strDir + IpcUtilEx.IpcMsgFilePreID + IpcBroadcast.GetUserID() +
"-Mutex-" + strName + ".tmp");
}
public static void SendGlobalMessage(IpcParamEx ipcMsg, bool bOneInstance)
{
if (ipcMsg == null)
{
throw new ArgumentNullException("ipcMsg");
}
int nId = (int)(MemUtil.BytesToUInt32(CryptoRandom.Instance.GetRandomBytes(
4)) & 0x7FFFFFFF);
if (!WriteIpcInfoFile(nId, ipcMsg))
{
return;
}
try
{
// NativeMethods.SendMessage((IntPtr)NativeMethods.HWND_BROADCAST,
// Program.ApplicationMessage, (IntPtr)Program.AppMessage.IpcByFile,
// (IntPtr)nId);
// IntPtr pResult = new IntPtr(0);
// NativeMethods.SendMessageTimeout((IntPtr)NativeMethods.HWND_BROADCAST,
// Program.ApplicationMessage, (IntPtr)Program.AppMessage.IpcByFile,
// (IntPtr)nId, NativeMethods.SMTO_ABORTIFHUNG, 5000, ref pResult);
IpcBroadcast.Send(bOneInstance ? Program.AppMessage.IpcByFile1 :
Program.AppMessage.IpcByFile, nId, true);
}
catch (Exception) { Debug.Assert(false); }
if (bOneInstance)
{
string strIpcFile = GetIpcFilePath(nId);
for (int r = 0; r < 50; ++r)
{
try { if (!File.Exists(strIpcFile))
{
break;
}
}
catch (Exception) { Debug.Assert(false); }
Thread.Sleep(20);
}
}
else
{
Thread.Sleep(1000);
}
RemoveIpcInfoFile(nId);
}