How to remove the MenuBar of an application using windows API ?
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            by karthik
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        Published on 2010-05-14T08:41:32Z
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            2010/05/14
            8:44 UTC
        
        
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I am using the below code to remove the Title Bar of an application, which is working perfectly for notepad. Now i want to remove the Menu Bar also. How to achieve it ?
  //Finds a window by class name
        [DllImport("USER32.DLL")]
        public static extern IntPtr FindWindow(string lpClassName, string lpWindowName);
        //Sets a window to be a child window of another window
        [DllImport("USER32.DLL")]
        public static extern IntPtr SetParent(IntPtr hWndChild, IntPtr hWndNewParent);
        //Sets window attributes
        [DllImport("USER32.DLL")]
        public static extern int SetWindowLong(IntPtr hWnd, int nIndex, int dwNewLong);
        //Gets window attributes
        [DllImport("USER32.DLL")]
        public static extern int GetWindowLong(IntPtr hWnd, int nIndex);
        [DllImport("user32.dll", EntryPoint = "FindWindow", SetLastError = true)]
        static extern IntPtr FindWindowByCaption(IntPtr ZeroOnly, string lpWindowName);
        //assorted constants needed
        public static int GWL_STYLE = -16; 
        public static int WS_BORDER = 0x00800000; //window with border
        public static int WS_DLGFRAME = 0x00400000; //window with double border but no title
        public static int WS_CAPTION = WS_BORDER | WS_DLGFRAME; //window with a title bar
        public void WindowsReStyle()
        { 
            Process[] Procs = Process.GetProcesses();
            foreach (Process proc in Procs)
            {
                if (proc.ProcessName.StartsWith("notepad"))
                {
                    IntPtr pFoundWindow = proc.MainWindowHandle;
                    int style = GetWindowLong(pFoundWindow, GWL_STYLE);
                    SetWindowLong(pFoundWindow, GWL_STYLE, (style & ~WS_CAPTION));
                }
            }
    }
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