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imm32: Detach hMsgBuf when sending messages in ImmGenerateMessage.
The issues is that if a message being sent in ImmGenerateMessage gets turned around and sent into an IME that in response to that message calls ImmGenerateMessage, the hMsgBuf still has the old message in it and it ends up getting processed in a loop again and again. Signed-off-by: Aric Stewart <aric@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
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@ -2893,15 +2893,23 @@ BOOL WINAPI ImmGenerateMessage(HIMC hIMC)
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if (data->IMC.dwNumMsgBuf > 0)
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{
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LPTRANSMSG lpTransMsg;
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DWORD i;
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HIMCC hMsgBuf;
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DWORD i, dwNumMsgBuf;
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lpTransMsg = ImmLockIMCC(data->IMC.hMsgBuf);
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for (i = 0; i < data->IMC.dwNumMsgBuf; i++)
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/* We are going to detach our hMsgBuff so that if processing messages
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generates new messages they go into a new buffer */
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hMsgBuf = data->IMC.hMsgBuf;
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dwNumMsgBuf = data->IMC.dwNumMsgBuf;
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data->IMC.hMsgBuf = ImmCreateIMCC(0);
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data->IMC.dwNumMsgBuf = 0;
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lpTransMsg = ImmLockIMCC(hMsgBuf);
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for (i = 0; i < dwNumMsgBuf; i++)
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ImmInternalSendIMEMessage(data, lpTransMsg[i].message, lpTransMsg[i].wParam, lpTransMsg[i].lParam);
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ImmUnlockIMCC(data->IMC.hMsgBuf);
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data->IMC.dwNumMsgBuf = 0;
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ImmUnlockIMCC(hMsgBuf);
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ImmDestroyIMCC(hMsgBuf);
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}
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return TRUE;
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