Click_WinAPI_PostMessage

#RequireAdmin
;Trunghieuth10 - http://facebook.com/trunghieuth10

#include <WinAPI.au3>
Global Const $API_MOUSEMOVE              = 0x200
Global Const $API_LBUTTONDOWN            = 0x201
Global Const $API_LBUTTONUP              = 0x202
Global Const $API_MBUTTONDOWN            = 0x207
Global Const $API_MBUTTONUP              = 0x208
Global Const $API_RBUTTONDOWN            = 0x204
Global Const $API_RBUTTONUP              = 0x205
Global Const $API_NCLBUTTONDOWN          = 0xA1
Global Const $API_LBUTTONDBLCLK          = 0x203
Global Const $API_MBUTTONDBLCLK          = 0x209
Global Const $API_RBUTTONDBLCLK          = 0x206
Global Const $API_LBUTTON                = 0x1
Global Const $API_MBUTTON                = 0x10
Global Const $API_RBUTTON                = 0x2
Global Const $API_SETREDRAW              = 0xB
Global Const $API_ERASEBKGND             = 0x14
Const $API_CONTROL                       = 0x8

Func _MouseClick_WinAPI($hwnd, $x=0, $y=0, $button='Left', $click = 1)
        $lParam = ($y * 65536) + ($x)
        For $k = 1 To $click
                Switch $button
                        Case $button='Left'
                                _WinAPI_PostMessage($hwnd, $API_LBUTTONDOWN, $API_LBUTTON,$lParam)
                                _WinAPI_PostMessage($hwnd, $API_LBUTTONUP, 0,$lParam)
                        Case $button='Left Double'
                                _WinAPI_PostMessage($hwnd, $API_LBUTTONDOWN, $API_LBUTTON,$lParam)
                                _WinAPI_PostMessage($hwnd, $API_LBUTTONUP, 0,$lParam)
                                _WinAPI_PostMessage($hwnd, $API_LBUTTONDBLCLK, $API_LBUTTON,$lParam)
                                _WinAPI_PostMessage($hwnd, $API_LBUTTONUP, 0,$lParam)
                        Case $button='Middle'
                                _WinAPI_PostMessage($hwnd, $API_MBUTTONDOWN, $API_MBUTTON,$lParam)
                                _WinAPI_PostMessage($hwnd, $API_MBUTTONUP, 0,$lParam)
                        Case $button='Middle Double'
                                _WinAPI_PostMessage($hwnd, $API_MBUTTONDOWN, $API_MBUTTON,$lParam)
                                _WinAPI_PostMessage($hwnd, $API_MBUTTONUP, 0,$lParam)
                                _WinAPI_PostMessage($hwnd, $API_MBUTTONDBLCLK, $API_MBUTTON,$lParam)
                                _WinAPI_PostMessage($hwnd, $API_MBUTTONUP, 0,$lParam)
                        Case $button='Right'
                                _WinAPI_PostMessage($hwnd, $API_RBUTTONDOWN, $API_RBUTTON,$lParam)
                                _WinAPI_PostMessage($hwnd, $API_RBUTTONUP, 0,$lParam)
                        Case $button='Right Double'
                                _WinAPI_PostMessage($hwnd, $API_RBUTTONDOWN, $API_RBUTTON,$lParam)
                                _WinAPI_PostMessage($hwnd, $API_RBUTTONUP, 0,$lParam)
                                _WinAPI_PostMessage($hwnd, $API_RBUTTONDBLCLK, $API_RBUTTON,$lParam)
                                _WinAPI_PostMessage($hwnd, $API_RBUTTONUP, 0,$lParam)
                        Case $button='Move'
                                _WinAPI_PostMessage($hwnd, $API_MOUSEMOVE, 0,$lParam)
                                _WinAPI_PostMessage($hwnd, $API_MOUSEMOVE, 0,$lParam)
                EndSwitch
        Next
EndFunc