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PostMessage.au3
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#include-once
#include "KeyCodes.au3"
#include <WindowsConstants.au3>
;=================================================================================================
; Function: _PostMessage_Send($hWnd, $Key, $Delay = 10)
; Description: Sends a key to a specified window.
; Parameter(s): $hWnd - The handle or the title of the window.
; $Key - Key to send.
; $Delay - (optional) Delay in milliseconds. Default is 10.
; Requirement(s): A window handle/title.
; Return Value(s): On Success - Returns true
; On Failure - Returns false
; @Error - 0 = No error.
; 1 = Invalid window handle or title.
; 2 = Invalid key to send.
; 3 = Invalid key code.
; 4 = Failed to open the dll.
; 5 = Invalid return value from 'MapVirtualKey'.
; Author(s): KDeluxe
;=================================================================================================
Func _PostMessage_Send($hWnd, $Key, $Delay = 10)
If Not IsHWND($hWnd) And $hWnd <> "" Then
$hWnd = WinGetHandle($hWnd)
EndIf
If Not IsHWND($hWnd) Then Return SetError(1, "", False)
If Not _CheckKey($Key) Then Return SetError(2, "", False)
If StringInStr($Key, " DOWN}") Then
_PostMessage_SendDown($hWnd, StringReplace($Key, " DOWN}", ""), $Delay)
ElseIf StringInStr($Key, " UP}") Then
_PostMessage_SendUp($hWnd, StringReplace($Key, " UP}", ""), $Delay)
Else
$Key = _ReplaceKey($Key)
If @error Or $Key == False Then Return SetError(3, "", False)
EndIf
$User32 = DllOpen("User32.dll")
If @error Then Return SetError(4, "", False)
$ret = DllCall($User32, "int", "MapVirtualKey", "int", $Key, "int", 0)
If IsArray($ret) Then
DllCall($User32, "bool", "PostMessage", "HWND", $hWnd, "int", $WM_KEYDOWN, "int", $Key, "long", _MakeLong(1, $ret[0]))
Sleep($Delay)
DllCall($User32, "bool", "PostMessage", "HWND", $hWnd, "int", $WM_KEYUP, "int", $Key, "long", _MakeLong(1, $ret[0]) + 0xC0000000)
Else
Return SetError(5, "", False)
EndIf
DllClose($User32)
Return SetError(0, 0, True)
EndFunc
;=================================================================================================
; Function: _PostMessage_SendDown($hWnd, $Key, $Delay = 10)
; Description: Sends a key down command to a specified window.
; Parameter(s): $hWnd - The handle or the title of the window.
; $Key - Key to send down.
; $Delay - (optional) Delay in milliseconds. Default is 10.
; Requirement(s): A window handle/title.
; Return Value(s): On Success - Returns true
; On Failure - Returns false
; @Error - 0 = No error.
; 1 = Invalid window handle or title.
; 2 = Invalid key to send.
; 3 = Invalid key code.
; 4 = Failed to open the dll.
; 5 = Invalid return value from 'MapVirtualKey'.
; Author(s): KDeluxe
;=================================================================================================
Func _PostMessage_SendDown($hWnd, $Key, $Delay = 10)
If Not IsHWND($hWnd) And $hWnd <> "" Then
$hWnd = WinGetHandle($hWnd)
EndIf
If Not IsHWND($hWnd) Then Return SetError(1, "", False)
If Not _CheckKey($Key) Then Return SetError(2, "", False)
$Key = _ReplaceKey($Key)
If @error Or $Key == False Then Return SetError(3, "", False)
$User32 = DllOpen("User32.dll")
If @error Then Return SetError(4, "", False)
$ret = DllCall($User32, "int", "MapVirtualKey", "int", $Key, "int", 0)
If IsArray($ret) Then
DllCall($User32, "bool", "PostMessage", "HWND", $hWnd, "int", $WM_KEYDOWN, "int", $Key, "long", _MakeLong(1, $ret[0]))
Else
Return SetError(5, "", False)
EndIf
DllClose($User32)
Return SetError(0, 0, True)
EndFunc
;=================================================================================================
; Function: _PostMessage_SendUp($hWnd, $Key, $Delay = 10)
; Description: Sends a key up command to a specified window.
; Parameter(s): $hWnd - The handle or the title of the window.
; $Key - Key to send up.
; $Delay - (optional) Delay in milliseconds. Default is 10.
; Requirement(s): A window handle/title.
; Return Value(s): On Success - Returns true
; On Failure - Returns false
; @Error - 0 = No error.
; 1 = Invalid window handle or title.
; 2 = Invalid key to send.
; 3 = Invalid key code.
; 4 = Failed to open the dll.
; 5 = Invalid return value from 'MapVirtualKey'.
; Author(s): KDeluxe
;=================================================================================================
Func _PostMessage_SendUp($hWnd, $Key, $Delay = 10)
If Not IsHWND($hWnd) And $hWnd <> "" Then
$hWnd = WinGetHandle($hWnd)
EndIf
If Not IsHWND($hWnd) Then Return SetError(1, "", False)
If Not _CheckKey($Key) Then Return SetError(2, "", False)
$Key = _ReplaceKey($Key)
If @error Or $Key == False Then Return SetError(3, "", False)
$User32 = DllOpen("User32.dll")
If @error Then Return SetError(4, "", False)
$ret = DllCall($User32, "int", "MapVirtualKey", "int", $Key, "int", 0)
If IsArray($ret) Then
DllCall($User32, "bool", "PostMessage", "HWND", $hWnd, "int", $WM_KEYUP, "int", $Key, "long", _MakeLong(1, $ret[0]) + 0xC0000000)
Else
Return SetError(5, "", False)
EndIf
DllClose($User32)
Return SetError(0, 0, True)
EndFunc
;=================================================================================================
; Function: _PostMessage_Click($hWnd, $X = -1, $Y = -1, $Button = "left", $Clicks = 1, $Delay = 10)
; Description: Sends a mouse click command to a specified window.
; Parameter(s): $hWnd - The handle or the title of the window.
; $X - (optional) The x position to click within the window. Default is center.
; $Y - (optional) The y position to click within the window. Default is center.
; $Button - (optional) The button to click, "left", "right", "middle". Default is the left button.
; $Clicks - (optional) The number of times to click the mouse. Default is 1.
; $Delay - (optional) Delay in milliseconds. Default is 10.
; Requirement(s): A window handle/title.
; Return Value(s): On Success - Returns true
; On Failure - Returns false
; @Error - 0 = No error.
; 1 = Invalid window handle or title.
; 2 = Failed to open the dll.
; Author(s): KDeluxe
;=================================================================================================
Func _PostMessage_Click($hWnd, $X = -1, $Y = -1, $Button = "left", $Clicks = 1, $Delay = 10)
If Not IsHWND($hWnd) And $hWnd <> "" Then
$hWnd = WinGetHandle($hWnd)
EndIf
If Not IsHWND($hWnd) Then
Return SetError(1, "", False)
EndIf
If StringLower($Button) == "left" Then
$Button = $WM_LBUTTONDOWN
ElseIf StringLower($Button) == "right" Then
$Button = $WM_RBUTTONDOWN
ElseIf StringLower($Button) == "middle" Then
$Button = $WM_MBUTTONDOWN
If $Delay == 10 Then $Delay = 100
EndIf
$WinSize = WinGetClientSize($hWnd)
If $X == -1 Then $X = $WinSize[0] / 2
If $Y == -1 Then $Y = $WinSize[1] / 2
$User32 = DllOpen("User32.dll")
If @error Then Return SetError(2, "", False)
For $j = 1 To $Clicks
DllCall($User32, "bool", "PostMessage", "HWND", $hWnd, "int", $Button, "int", 0, "long", _MakeLong($X, $Y))
Sleep($Delay)
DllCall($User32, "bool", "PostMessage", "HWND", $hWnd, "int", $Button + 1, "int", 0, "long", _MakeLong($X, $Y))
Next
DllClose($User32)
Return SetError(0, 0, True)
EndFunc
;=================================================================================================
; Function: _PostMessage_ClickDown($hWnd, $X = -1, $Y = -1, $Button = "left")
; Description: Sends a mouse down command to a specified window.
; Parameter(s): $hWnd - The handle or the title of the window.
; $X - (optional) The x position to click within the window. Default is center.
; $Y - (optional) The y position to click within the window. Default is center.
; $Button - (optional) The button to click, "left", "right", "middle". Default is the left button.
; Requirement(s): A window handle/title.
; Return Value(s): On Success - Returns true
; On Failure - Returns false
; @Error - 0 = No error.
; 1 = Invalid window handle or title.
; 2 = Failed to open the dll.
; Author(s): KDeluxe
;=================================================================================================
Func _PostMessage_ClickDown($hWnd, $X = -1, $Y = -1, $Button = "left")
If Not IsHWND($hWnd) And $hWnd <> "" Then
$hWnd = WinGetHandle($hWnd)
EndIf
If Not IsHWND($hWnd) Then
Return SetError(1, "", False)
EndIf
If StringLower($Button) == "left" Then
$Button = $WM_LBUTTONDOWN
ElseIf StringLower($Button) == "right" Then
$Button = $WM_RBUTTONDOWN
ElseIf StringLower($Button) == "middle" Then
$Button = $WM_MBUTTONDOWN
EndIf
$WinSize = WinGetClientSize($hWnd)
If $X == -1 Then $X = $WinSize[0] / 2
If $Y == -1 Then $Y = $WinSize[1] / 2
$User32 = DllOpen("User32.dll")
If @error Then Return SetError(2, "", False)
DllCall($User32, "bool", "PostMessage", "HWND", $hWnd, "int", $Button, "int", 0, "long", _MakeLong($X, $Y))
DllClose($User32)
Return SetError(0, 0, True)
EndFunc
;=================================================================================================
; Function: _PostMessage_ClickUp($hWnd, $X = -1, $Y = -1, $Button = "left", $Delay = 50)
; Description: Sends a mouse up command to a specified window.
; Parameter(s): $hWnd - The handle or the title of the window.
; $X - (optional) The x position to click within the window. Default is center.
; $Y - (optional) The y position to click within the window. Default is center.
; $Button - (optional) The button to click, "left", "right", "middle". Default is the left button.
; Requirement(s): A window handle/title.
; Return Value(s): On Success - Returns true
; On Failure - Returns false
; @Error - 0 = No error.
; 1 = Invalid window handle or title.
; 2 = Failed to open the dll.
; Author(s): KDeluxe
;=================================================================================================
Func _PostMessage_ClickUp($hWnd, $X = -1, $Y = -1, $Button = "left")
If Not IsHWND($hWnd) And $hWnd <> "" Then
$hWnd = WinGetHandle($hWnd)
EndIf
If Not IsHWND($hWnd) Then
Return SetError(1, "", False)
EndIf
If StringLower($Button) == "left" Then
$Button = $WM_LBUTTONDOWN
ElseIf StringLower($Button) == "right" Then
$Button = $WM_RBUTTONDOWN
ElseIf StringLower($Button) == "middle" Then
$Button = $WM_MBUTTONDOWN
EndIf
$WinSize = WinGetClientSize($hWnd)
If $X == -1 Then $X = $WinSize[0] / 2
If $Y == -1 Then $Y = $WinSize[1] / 2
$User32 = DllOpen("User32.dll")
If @error Then Return SetError(2, "", False)
DllCall($User32, "bool", "PostMessage", "HWND", $hWnd, "int", $Button + 1, "int", 0, "long", _MakeLong($X, $Y))
DllClose($User32)
Return SetError(0, 0, True)
EndFunc
;=================================================================================================
; Function: _PostMessage_ClickDrag($hWnd, $X1, $Y1, $X2, $Y2, $Button = "left")
; Description: Sends a mouse click and drag command to a specified window.
; Parameter(s): $hWnd - The handle or the title of the window.
; $X1, $Y1 - The x/y position to start the drag operation from.
; $X2, $Y2 - The x/y position to end the drag operation at.
; $Button - (optional) The button to click, "left", "right", "middle". Default is the left button.
; $Delay - (optional) Delay in milliseconds. Default is 50.
; Requirement(s): A window handle/title.
; Return Value(s): On Success - Returns true
; On Failure - Returns false
; @Error - 0 = No error.
; 1 = Invalid window handle or title.
; 2 = Invalid start position.
; 3 = Invalid end position.
; 4 = Failed to open the dll.
; 5 = Failed to send a MouseDown command.
; 5 = Failed to send a MouseMove command.
; 7 = Failed to send a MouseUp command.
; Author(s): KDeluxe
;=================================================================================================
Func _PostMessage_ClickDrag($hWnd, $X1, $Y1, $X2, $Y2, $Button = "left", $Delay = 10)
If Not IsHWND($hWnd) And $hWnd <> "" Then
$hWnd = WinGetHandle($hWnd)
EndIf
If Not IsHWND($hWnd) Then
Return SetError(1, "", False)
EndIf
If Not IsInt($X1) Or Not IsInt($Y1) Then
Return SetError(2, "", False)
EndIf
If Not IsInt($X2) Or Not IsInt($Y2) Then
Return SetError(3, "", False)
EndIf
If $Button = "left" Then
$Button = $WM_LBUTTONDOWN
$Pressed = 1
ElseIf $Button = "right" Then
$Button = $WM_RBUTTONDOWN
$Pressed = 2
ElseIf $Button = "middle" Then
$Button = $WM_MBUTTONDOWN
$Pressed = 10
EndIf
$User32 = DllOpen("User32.dll")
If @error Then Return SetError(4, "", False)
DllCall($User32, "bool", "PostMessage", "HWND", $hWnd, "int", $Button, "int", 0, "long", _MakeLong($X1, $Y1))
If @error Then Return SetError(5, "", False)
Sleep($Delay / 2)
DllCall($User32, "bool", "PostMessage", "HWND", $hWnd, "int", $WM_MOUSEMOVE, "int", $Pressed, "long", _MakeLong($X2, $Y2))
If @error Then Return SetError(6, "", False)
Sleep($Delay / 2)
DllCall($User32, "bool", "PostMessage", "HWND", $hWnd, "int", $Button + 1, "int", 0, "long", _MakeLong($X2, $Y2))
If @error Then Return SetError(7, "", False)
DllClose($User32)
Return SetError(0, 0, True)
EndFunc
;=================================================================================================
; Function: _GetAsyncKeyState($Key)
; Description: Determines whether a key is up or down.
; Parameter(s): $Key - Key to test for.
; Return Value(s): On Success - Returns true
; On Failure - Returns false
; @Error - 0 = No error.
; 1 = Invalid key to check.
; 2 = Failed to open the dll.
; 3 = Failed to get the key state.
; Author(s): KDeluxe
;=================================================================================================
Func _GetAsyncKeyState($Key)
If Not _CheckKey($Key) Then Return SetError(1, "", False)
$Key = _ReplaceKey($Key)
$User32 = DllOpen("User32.dll")
If @error Then Return SetError(2, "", False)
$ret = DllCall($User32, "short", "GetAsyncKeyState", "int", $Key)
If IsArray($ret) Then
Return SetError(0, "", $ret[0])
Else
Return SetError(3, "", False)
EndIf
EndFunc