Autor
No se trata de un código optimizado, solo un simple concepto para el q no la conoce, saludos
Form
Código
Option Explicit
Private Sub Form_Load()
Call SetWindowPos(Me.hwnd, &HFFFF, &H0, &H0, &H0, &H0, &H2 Or &H1) 'on top (opcional)
Call StartHook
End Sub
Private Sub Form_Unload(Cancel As Integer)
StopHook
End Sub
Module
Código
Option Explicit
'Modulo: NCHITTEST
'Autor : Sergio Desanti (Hasseds)
'Test : XP (32 BIT)
Public Declare Function SetWindowPos Lib "user32" (ByVal hwnd As Long, ByVal hWndInsertAfter As Long, ByVal x As Long, ByVal y As Long, ByVal cx As Long, ByVal cy As Long, ByVal wFlags As Long) As Long
Private Declare Function SetWindowsHookEx Lib "user32.dll" Alias "SetWindowsHookExA" (ByVal idHook As Long, ByVal lpfn As Long, ByVal hmod As Long, ByVal dwThreadId As Long) As Long
Private Declare Function UnhookWindowsHookEx Lib "user32.dll" (ByVal hHook As Long) As Long
Private Declare Function CallNextHookEx Lib "user32" (ByVal hHook As Long, ByVal ncode As Long, ByVal wParam As Long, lParam As Any) As Long
Private Declare Function WindowFromPoint Lib "user32" (ByVal xPoint As Long, ByVal yPoint As Long) As Long
Private Type POINTAPI: x As Long: y As Long: End Type
Private Const WM_NCHITTEST = &H84
Private Declare Function SendMessage Lib "user32.dll" Alias "SendMessageA" (ByVal hwnd As Long, ByVal Msg As Long, wParam As Any, lParam As Any) As Long
Private Declare Function ClientToScreen Lib "user32" (ByVal hwnd As Long, lpPoint As POINTAPI) As Long
Dim hHook As Long
Function Make_lParam(ByVal x As Integer, ByVal y As Integer) As Long
Make_lParam = x Or (y * &H10000)
End Function
Public Sub StartHook()
hHook = SetWindowsHookEx(&HE, AddressOf MouseProc, App.hInstance, &H0)
End Sub
Public Sub StopHook()
Call UnhookWindowsHookEx(hHook)
hHook = 0
End Sub
Private Function MouseProc(ByVal ncode As Long, ByVal wParam As Long, lParam As POINTAPI) As Long
Dim hwndl As Long
hwndl = WindowFromPoint(lParam.x, lParam.y)
Dim retNCHITTEST As Long
retNCHITTEST = SendMessage(hwndl, WM_NCHITTEST, &H0&, ByVal Make_lParam(lParam.x, lParam.y))
'If wParam = &H201 Then
If hwndl = Form1.hwnd Then
Select Case retNCHITTEST
Case 1: Form1.Caption = "AREA CLIENTE"
Case 2: Form1.Caption = "BARRA DE TITULO"
Case 3: Form1.Caption = "ICONO LA BARRA DE TITULO"
Case 6: Form1.Caption = "SCROLL HORIZONTAL"
Case 7: Form1.Caption = "SCROLL VERTICAL"
Case 8: Form1.Caption = "BOTON MINIMIZAR"
Case 9: Form1.Caption = "BOTON MAXIMIZAR"
Case 10: Form1.Caption = "BORDE IZQUIERDO"
Case 11: Form1.Caption = "BORDE DERECHO"
Case 12: Form1.Caption = "BORDE SUPERIOR"
Case 13: Form1.Caption = "BORDE SUPERIOR IZQUIERDO"
Case 14: Form1.Caption = "BORDE SUPERIOR DERECHO"
Case 15: Form1.Caption = "BORDE INFERIOR"
Case 16: Form1.Caption = "BORDE INFERIOR IZQUIERDO"
Case 17: Form1.Caption = "BORDE INFERIOR DERECHO"
Case 18: Form1.Caption = "BORDE FIXED"
Case 20: Form1.Caption = "BOTON CERRAR"
Case 21: Form1.Caption = "BOTON AYUDA"
Case Else: Form1.Caption = retNCHITTEST
End Select
Else
Form1.Caption = "FUERA DE VENTANA"
End If
'End If
'.......................................................................
Dim PT As POINTAPI
Call ClientToScreen(hwndl, PT)
Form1.Cls
Form1.Print "Coordenada Screen X " & lParam.x
Form1.Print "Coordenada Screen Y " & lParam.y
If hwndl = Form1.hwnd Then
Form1.Print
Form1.Print "Coordenada Control X " & lParam.x - PT.x
Form1.Print "Coordenada Control Y " & lParam.y - PT.y
End If
'.......................................................................
MouseProc = CallNextHookEx(hHook, ncode, wParam, lParam)
End Function
En línea
