模拟消息 获取与设置(窗口,控件,文本框)的内容

// 获取文本框内容
CString GetWindowConten(HWND hWnd)
{
    CString str;
    DWORD result;
    SendMessageTimeout(hWnd, WM_GETTEXT, 50, (LPARAM)str.GetBuffer(50), 0, 1000, &result);
    return str.GetBuffer(NULL);
}

 

// 设置文本框内容
void SetWindowconten(HWND hWnd, CString str)
{
    DWORD result;
    SendMessageTimeout(hWnd, WM_SETTEXT, 50, (LPARAM)str.GetBuffer(50), 0, 1000, &result);
}