Edit the file Mastereffect.h with notepad
At the line #define MASTEREFFECT_TOGGLEKEY change 0x91 on your choice..
for example, you want use "SPACE" key. Change 0x91 at 0x20. Save file with CTRL+S.
At the line #define MASTEREFFECT_TOGGLEKEY change 0x91 on your choice..
/* Virtual key alias Hex-value */
#define VK_LBUTTON 0x01 //Left mouse button
#define VK_RBUTTON 0x02 //Right mouse button
#define VK_CANCEL 0x03
#define VK_MBUTTON 0x04 //Middle mouse button
#define VK_XBUTTON1 0x05 //Mouse4 thumb button (back)
#define VK_XBUTTON2 0x06 //Mouse5 thumb button (forward)
/*
* 0x07 : unassigned
*/
#define VK_BACK 0x08
#define VK_TAB 0x09
/*
* 0x0A - 0x0B : reserved
*/
#define VK_CLEAR 0x0C
#define VK_RETURN 0x0D
#define VK_SHIFT 0x10
#define VK_CONTROL 0x11
#define VK_MENU 0x12
#define VK_PAUSE 0x13
#define VK_CAPITAL 0x14
#define VK_ESCAPE 0x1B
#define VK_CONVERT 0x1C
#define VK_NONCONVERT 0x1D
#define VK_ACCEPT 0x1E
#define VK_MODECHANGE 0x1F
#define VK_SPACE 0x20
#define VK_PRIOR 0x21
#define VK_NEXT 0x22
#define VK_END 0x23
#define VK_HOME 0x24
#define VK_LEFT 0x25
#define VK_UP 0x26
#define VK_RIGHT 0x27
#define VK_DOWN 0x28
#define VK_SELECT 0x29
#define VK_EXECUTE 0x2B
#define VK_SNAPSHOT 0x2C
#define VK_INSERT 0x2D
#define VK_DELETE 0x2E
#define VK_HELP 0x2F
/*
* VK_0 - VK_9 are the same as ASCII '0' - '9' (0x30 - 0x39)
* 0x40 : unassigned
* VK_A - VK_Z are the same as ASCII 'A' - 'Z' (0x41 - 0x5A)
*/
#define VK_LWIN 0x5B
#define VK_RWIN 0x5C
#define VK_APPS 0x5D
/*
* 0x5E : reserved
*/
#define VK_SLEEP 0x5F
#define VK_NUMPAD0 0x60
#define VK_NUMPAD1 0x61
#define VK_NUMPAD2 0x62
#define VK_NUMPAD3 0x63
#define VK_NUMPAD4 0x64
#define VK_NUMPAD5 0x65
#define VK_NUMPAD6 0x66
#define VK_NUMPAD7 0x67
#define VK_NUMPAD8 0x68
#define VK_NUMPAD9 0x69
#define VK_MULTIPLY 0x6A
#define VK_ADD 0x6B
#define VK_SEPARATOR 0x6C
#define VK_SUBTRACT 0x6D
#define VK_DECIMAL 0x6E
#define VK_DIVIDE 0x6F
#define VK_F1 0x70
#define VK_F2 0x71
#define VK_F3 0x72
#define VK_F4 0x73
#define VK_F5 0x74
#define VK_F6 0x75
#define VK_F7 0x76
#define VK_F8 0x77
#define VK_F9 0x78
#define VK_F10 0x79
#define VK_F11 0x7A
#define VK_F12 0x7B
#define VK_F13 0x7C
#define VK_F14 0x7D
#define VK_F15 0x7E
#define VK_F16 0x7F
#define VK_F17 0x80
#define VK_F18 0x81
#define VK_F19 0x82
#define VK_F20 0x83
#define VK_F21 0x84
#define VK_F22 0x85
#define VK_F23 0x86
#define VK_F24 0x87
/*
* 0x88 - 0x8F : unassigned
*/
#define VK_NUMLOCK 0x90
#define VK_SCROLL 0x91
/*
* 0x97 - 0x9F : unassigned
*/
#define VK_LSHIFT 0xA0
#define VK_RSHIFT 0xA1
#define VK_LCONTROL 0xA2
#define VK_RCONTROL 0xA3
#define VK_LMENU 0xA4
#define VK_RMENU 0xA5
#define VK_LBUTTON 0x01 //Left mouse button
#define VK_RBUTTON 0x02 //Right mouse button
#define VK_CANCEL 0x03
#define VK_MBUTTON 0x04 //Middle mouse button
#define VK_XBUTTON1 0x05 //Mouse4 thumb button (back)
#define VK_XBUTTON2 0x06 //Mouse5 thumb button (forward)
/*
* 0x07 : unassigned
*/
#define VK_BACK 0x08
#define VK_TAB 0x09
/*
* 0x0A - 0x0B : reserved
*/
#define VK_CLEAR 0x0C
#define VK_RETURN 0x0D
#define VK_SHIFT 0x10
#define VK_CONTROL 0x11
#define VK_MENU 0x12
#define VK_PAUSE 0x13
#define VK_CAPITAL 0x14
#define VK_ESCAPE 0x1B
#define VK_CONVERT 0x1C
#define VK_NONCONVERT 0x1D
#define VK_ACCEPT 0x1E
#define VK_MODECHANGE 0x1F
#define VK_SPACE 0x20
#define VK_PRIOR 0x21
#define VK_NEXT 0x22
#define VK_END 0x23
#define VK_HOME 0x24
#define VK_LEFT 0x25
#define VK_UP 0x26
#define VK_RIGHT 0x27
#define VK_DOWN 0x28
#define VK_SELECT 0x29
#define VK_EXECUTE 0x2B
#define VK_SNAPSHOT 0x2C
#define VK_INSERT 0x2D
#define VK_DELETE 0x2E
#define VK_HELP 0x2F
/*
* VK_0 - VK_9 are the same as ASCII '0' - '9' (0x30 - 0x39)
* 0x40 : unassigned
* VK_A - VK_Z are the same as ASCII 'A' - 'Z' (0x41 - 0x5A)
*/
#define VK_LWIN 0x5B
#define VK_RWIN 0x5C
#define VK_APPS 0x5D
/*
* 0x5E : reserved
*/
#define VK_SLEEP 0x5F
#define VK_NUMPAD0 0x60
#define VK_NUMPAD1 0x61
#define VK_NUMPAD2 0x62
#define VK_NUMPAD3 0x63
#define VK_NUMPAD4 0x64
#define VK_NUMPAD5 0x65
#define VK_NUMPAD6 0x66
#define VK_NUMPAD7 0x67
#define VK_NUMPAD8 0x68
#define VK_NUMPAD9 0x69
#define VK_MULTIPLY 0x6A
#define VK_ADD 0x6B
#define VK_SEPARATOR 0x6C
#define VK_SUBTRACT 0x6D
#define VK_DECIMAL 0x6E
#define VK_DIVIDE 0x6F
#define VK_F1 0x70
#define VK_F2 0x71
#define VK_F3 0x72
#define VK_F4 0x73
#define VK_F5 0x74
#define VK_F6 0x75
#define VK_F7 0x76
#define VK_F8 0x77
#define VK_F9 0x78
#define VK_F10 0x79
#define VK_F11 0x7A
#define VK_F12 0x7B
#define VK_F13 0x7C
#define VK_F14 0x7D
#define VK_F15 0x7E
#define VK_F16 0x7F
#define VK_F17 0x80
#define VK_F18 0x81
#define VK_F19 0x82
#define VK_F20 0x83
#define VK_F21 0x84
#define VK_F22 0x85
#define VK_F23 0x86
#define VK_F24 0x87
/*
* 0x88 - 0x8F : unassigned
*/
#define VK_NUMLOCK 0x90
#define VK_SCROLL 0x91
/*
* 0x97 - 0x9F : unassigned
*/
#define VK_LSHIFT 0xA0
#define VK_RSHIFT 0xA1
#define VK_LCONTROL 0xA2
#define VK_RCONTROL 0xA3
#define VK_LMENU 0xA4
#define VK_RMENU 0xA5
for example, you want use "SPACE" key. Change 0x91 at 0x20. Save file with CTRL+S.