Attribute VB_Name = "ChangeMsg"
Option Explicit
Public Const MAX_PATH As Long = 260&
Public Const API_TRUE As Long = 1&
Public Const API_FALSE As Long = 0&
Public g_hBoldFont As Long
Public Const MSGBOXTEXT As String = "In questo modo puoi cambiare anche il font del Message box!"
Public Const WM_SETFONT As Long = &H30
Public Const NV_CLOSEMSGBOX As Long = &H5000&
Public Const NV_MOVEMSGBOX As Long = &H5001&
Public Const NV_MSGBOXCHNGFONT As Long = &H5002&
Public Const MB_ICONQUESTION As Long = &H20&
Public Const MB_TASKMODAL As Long = &H2000&
Public Const SWP_NOSIZE As Long = &H1&
Public Const SWP_NOZORDER As Long = &H4&
Public Const HWND_TOP As Long = 0&
Type RECT
Left As Long
Top As Long
Right As Long
Bottom As Long
End Type
Public Declare Function LockWindowUpdate& Lib "user32" (ByVal hwndLock&)
Public Declare Function GetActiveWindow& Lib "user32" ()
Public Declare Function GetDesktopWindow& Lib "user32" ()
Public Declare Function FindWindow& Lib "user32" Alias "FindWindowA" (ByVal lpClassName$, _
ByVal lpWindowName$)
Public Declare Function FindWindowEx& Lib "user32" Alias "FindWindowExA" (ByVal hWndParent&, _
ByVal hWndChildAfter&, ByVal lpClassName$, ByVal lpWindowName$)
Public Declare Function SendMessage& Lib "user32" Alias "SendMessageA" (ByVal hWnd&, ByVal _
wMsg&, ByVal wParam&, lParam As Any)
Public Declare Function MoveWindow& Lib "user32" (ByVal hWnd&, ByVal x&, ByVal y&, _
ByVal nWidth&, ByVal nHeight&, ByVal bRepaint&)
Public Declare Function ScreenToClientLong& Lib "user32" Alias "ScreenToClient" (ByVal hWnd&, _
lpPoint&)
Public Declare Function GetDC& Lib "user32" (ByVal hWnd&)
Public Declare Function ReleaseDC& Lib "user32" (ByVal hWnd&, ByVal hDC&)
' drawtext flags
Public Const DT_WORDBREAK As Long = &H10&
Public Const DT_CALCRECT As Long = &H400&
Public Const DT_EDITCONTROL As Long = &H2000&
Public Const DT_END_ELLIPSIS As Long = &H8000&
Public Const DT_MODIFYSTRING As Long = &H10000
Public Const DT_PATH_ELLIPSIS As Long = &H4000&
Public Const DT_RTLREADING As Long = &H20000
Public Const DT_WORD_ELLIPSIS As Long = &H40000
Public Declare Function DrawText& Lib "user32" Alias "DrawTextA" (ByVal hDC&, ByVal lpsz$, _
ByVal cchText&, lpRect As RECT, ByVal dwDTFormat&)
Public Declare Function SetForegroundWindow& Lib "user32" (ByVal hWnd&)
Public Declare Function GetClassName& Lib "user32" Alias "GetClassNameA" (ByVal hWnd&, _
ByVal lpClassName$, ByVal nMaxCount&)
Public Declare Function GetWindowRect& Lib "user32" (ByVal hWnd&, lpRect As RECT)
Public Declare Function SetWindowPos& Lib "user32" (ByVal hWnd&, ByVal hWndInsertAfter&, _
ByVal x&, ByVal y&, ByVal cx&, ByVal cy&, ByVal wFlags&)
Public Declare Function MessageBox& Lib "user32" Alias "MessageBoxA" (ByVal hWnd&, _
ByVal lpText$, ByVal lpCaption$, ByVal wType&)
Public Declare Function SetTimer& Lib "user32" (ByVal hWnd&, ByVal nIDEvent&, ByVal uElapse&, _
ByVal lpTimerFunc&)
Public Declare Function KillTimer& Lib "user32" (ByVal hWnd&, ByVal nIDEvent&)
Public Sub TimerProc(ByVal hWnd&, ByVal uMsg&, ByVal idEvent&, ByVal dwTime&)
KillTimer hWnd, idEvent
Select Case idEvent
Case NV_CLOSEMSGBOX
Dim hMessageBox&
hMessageBox = FindWindow("#32770", "Chiusura a tempo Message Box")
If hMessageBox Then
Call SetForegroundWindow(hMessageBox)
SendKeys "{enter}"
End If
Case NV_MOVEMSGBOX
Dim hMsgBox&, xPoint&, yPoint&
Dim stMsgBoxRect As RECT, stParentRect As RECT
hMsgBox = FindWindow("#32770", "Posizione Message Box")
If hMsgBox Then
Call GetWindowRect(hMsgBox, stMsgBoxRect)
Call GetWindowRect(hWnd, stParentRect)
xPoint = stParentRect.Left + (((stParentRect.Right - stParentRect.Left) \ 2) - _
((stMsgBoxRect.Right - stMsgBoxRect.Left) \ 2))
yPoint = stParentRect.Top + (((stParentRect.Bottom - stParentRect.Top) \ 2) - _
((stMsgBoxRect.Bottom - stMsgBoxRect.Top) \ 2))
If xPoint < 0 Then xPoint = 0
If yPoint < 0 Then yPoint = 0
If (xPoint + (stMsgBoxRect.Right - stMsgBoxRect.Left)) > _
(Screen.Width \ Screen.TwipsPerPixelX) Then
xPoint = (Screen.Width \ Screen.TwipsPerPixelX) - (stMsgBoxRect.Right - stMsgBoxRect.Left)
End If
If (yPoint + (stMsgBoxRect.Bottom - stMsgBoxRect.Top)) > _
(Screen.Height \ Screen.TwipsPerPixelY) Then
yPoint = (Screen.Height \ Screen.TwipsPerPixelY) - (stMsgBoxRect.Bottom - stMsgBoxRect.Top)
End If
Call SetWindowPos(hMsgBox, HWND_TOP, xPoint, yPoint, _
API_FALSE, API_FALSE, SWP_NOZORDER Or SWP_NOSIZE)
End If
Call LockWindowUpdate(API_FALSE)
Case NV_MSGBOXCHNGFONT
hMsgBox = FindWindow("#32770", "Cambio Message Box Font")
If hMsgBox Then
Dim hStatic&, hButton&, stMsgBoxRect2 As RECT
Dim stStaticRect As RECT, stButtonRect As RECT
hStatic = FindWindowEx(hMsgBox, API_FALSE, "Static", MSGBOXTEXT)
hButton = FindWindowEx(hMsgBox, API_FALSE, "Button", "OK")
If hStatic Then
Call GetWindowRect(hMsgBox, stMsgBoxRect2)
Call GetWindowRect(hStatic, stStaticRect)
Call GetWindowRect(hButton, stButtonRect)
Call SendMessage(hStatic, WM_SETFONT, g_hBoldFont, ByVal API_TRUE)
With stStaticRect
Call ScreenToClientLong(hMsgBox, .Left)
Call ScreenToClientLong(hMsgBox, .Right)
Dim nRectHeight&, nHeightDifference&, hStaticDC&
nHeightDifference = .Bottom - .Top
hStaticDC = GetDC(hStatic)
nRectHeight = DrawText(hStaticDC, MSGBOXTEXT, (-1&), stStaticRect, _
DT_CALCRECT Or DT_EDITCONTROL Or DT_WORDBREAK)
Call ReleaseDC(hStatic, hStaticDC)
nHeightDifference = nRectHeight - nHeightDifference
Call MoveWindow(hStatic, .Left, .Top, .Right - .Left, nRectHeight, API_TRUE)
End With
With stButtonRect
Call ScreenToClientLong(hMsgBox, .Left)
Call ScreenToClientLong(hMsgBox, .Right)
Call MoveWindow(hButton, .Left, .Top + nHeightDifference, .Right - .Left, .Bottom - .Top, API_TRUE)
End With
With stMsgBoxRect2
Call MoveWindow(hMsgBox, .Left, .Top - (nHeightDifference \ 2), .Right - .Left, (.Bottom - .Top) + nHeightDifference, API_TRUE)
End With
End If
End If
Call LockWindowUpdate(API_FALSE)
End Select
End Sub
