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    /// The WM_HOTKEY message is posted when the user presses a hot key registered by the RegisterHotKey function. The message is placed at the top of the message queue associated with the thread that registered the hot key.

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    '''The WM_HOTKEY message is posted when the user presses a hot key registered by the RegisterHotKey function. The message is placed at the top of the message queue associated with the thread that registered the hot key.

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    ''' Posted when the user presses a hot key registered by the <c>RegisterHotKey</c> function.

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        /// You must call the RegisterHotKey function before specifying a keystroke that can abort

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        ''' You must call the RegisterHotKey function before specifying a keystroke that can abort

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private static extern bool RegisterHotKey(IntPtr hWnd, int id, KeyModifiers fsModifiers, Keys vk);

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Declare Function RegisterHotKey Lib "user32.dll" (TODO) As TODO

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HotKeyRegister Class (Source: https://code.msdn.microsoft.com/CSRegisterHotkey-e3f5061e ):

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    private static extern bool RegisterHotKey(IntPtr hWnd, int id,

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    private static extern bool UnregisterHotKey(IntPtr hWnd, int id);

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        RegisterHotKey();

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    private void RegisterHotKey()

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        bool isKeyRegisterd = RegisterHotKey(Handle, ID, Modifiers, Key);

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        UnregisterHotKey(IntPtr.Zero, ID);

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        isKeyRegisterd = RegisterHotKey(Handle, ID, Modifiers, Key);

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        UnregisterHotKey(Handle, ID);

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    public static extern bool RegisterHotKey(IntPtr hwnd, int id, uint fsModifiers, uint vk);

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    public static extern int UnregisterHotKey(IntPtr hwnd, int id);

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        RegisterHotKey(_windowHandle, HotkeyID, (uint)modifiers, (uint)key);

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        UnregisterHotKey(_windowHandle, HotkeyID);

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Documentation

[RegisterHotKeyaspx] on MSDN

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Summary

The UnregisterHotKey API

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static extern bool UnregisterHotKey(IntPtr hWnd, int id);

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Declare Auto Function UnregisterHotKey Lib "user32.dll" (ByVal hWnd As IntPtr, ByVal id As Integer) As Integer

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    Declare Auto Function RegisterHotKey Lib "user32.dll" (ByVal hWnd As IntPtr, ByVal id As Integer, _

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    Declare Auto Function UnregisterHotKey Lib "user32.dll" (ByVal hWnd As IntPtr, ByVal id As Integer) As Integer

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        UnregisterHotKey(Me.Handle, hotKeyID)

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        RegisterHotKey(Me.Handle, hotKeyID, 0, Keys.Escape)

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        private static extern bool RegisterHotKey(IntPtr hWnd, int id, int fsModifiers, int vlc);

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        private static extern bool UnregisterHotKey(IntPtr hWnd, int id);

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        public static void RegisterHotKey(Form f, Keys key)

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                    RegisterHotKey((IntPtr)f.Handle, keyId, modifiers, (int)k);

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        public static void UnregisterHotKey(Form f)

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                    UnregisterHotKey(f.Handle, keyId); // modify this if you want more than one hotkey

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            WindowsShell.RegisterHotKey(this, k);

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            WindowsShell.RegisterHotKey(this);

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Documentation

[UnregisterHotKey] on MSDN : http://msdn.microsoft.com/en-us/library/ms646327(VS.85).aspx

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WM_HOTKEY

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The WM_HOTKEY message is posted when the user presses a hot key registered by the RegisterHotKey function. The message is placed at the top of the message queue associated with the thread that registered the hot key.