Snippet Library

Option Explicit

Public Type LOGBRUSH
        lbStyle As Long
        lbColor As Long
        lbHatch As Long
End Type

Public Type CWPSTRUCT
        lParam As Long
        wParam As Long
        message As Long
        hwnd As Long
End Type

Private Type RECT
        Left As Long
        Top As Long
        Right As Long
        Bottom As Long
End Type

Public Declare Sub CopyMemory Lib "kernel32" Alias "RtlMoveMemory" (Destination As Any, Source As Any, ByVal Length As Long)
Public Declare Function SetWindowsHookEx Lib "user32" Alias "SetWindowsHookExA" (ByVal idHook As Long, ByVal lpfn As Long, ByVal hmod As Long, ByVal dwThreadId As Long) As Long
Public Declare Function CallNextHookEx Lib "user32" (ByVal hHook As Long, ByVal nCode As Long, ByVal wParam As Long, lParam As Any) As Long
Public Declare Function UnhookWindowsHookEx Lib "user32" (ByVal hHook As Long) As Long
Public Declare Function SetWindowLong Lib "user32" Alias "SetWindowLongA" (ByVal hwnd As Long, ByVal nIndex As Long, ByVal dwNewLong As Long) As Long
Public Declare Function CallWindowProc Lib "user32" Alias "CallWindowProcA" (ByVal lpPrevWndFunc As Long, ByVal hwnd As Long, ByVal Msg As Long, ByVal wParam As Long, ByVal lParam As Long) As Long
Public Declare Function GetClassName Lib "user32" Alias "GetClassNameA" (ByVal hwnd As Long, ByVal lpClassName As String, ByVal nMaxCount As Long) As Long
Public Declare Function SetBkColor Lib "gdi32" (ByVal hdc As Long, ByVal crColor As Long) As Long
Public Declare Function SetTextColor Lib "gdi32" (ByVal hdc As Long, ByVal crColor As Long) As Long
Public Declare Function CreateBrushIndirect Lib "gdi32" (lpLogBrush As LOGBRUSH) As Long
Private Declare Function CreateFont Lib "gdi32" Alias "CreateFontA" (ByVal H As Long, ByVal W As Long, ByVal E As Long, ByVal O As Long, ByVal W As Long, ByVal I As Long, ByVal u As Long, ByVal S As Long, ByVal C As Long, ByVal OP As Long, ByVal CP As Long, ByVal Q As Long, ByVal PAF As Long, ByVal F As String) As Long
Private Declare Function SelectObject Lib "gdi32" (ByVal hdc As Long, ByVal hObject As Long) As Long
Private 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 GetWindowRect Lib "user32" (ByVal hwnd As Long, lpRect As RECT) As Long
Private Declare Function GetSysColor Lib "user32" (ByVal nIndex As Long) As Long

Private Const COLOR_BTNFACE = 15
Private Const COLOR_BTNTEXT = 18

Private Const WM_GETFONT = &H31

Private Const SWP_FRAMECHANGED = &H20
Private Const SWP_NOSIZE = &H1
Private Const SWP_NOZORDER = &H4

Public Const WH_CALLWNDPROC = 4
Private Const GWL_WNDPROC = (-4)
Private Const WM_CREATE = &H1
Private Const WM_CTLCOLORBTN = &H135
Private Const WM_CTLCOLORDLG = &H136
Private Const WM_CTLCOLORSTATIC = &H138
Private Const WM_DESTROY = &H2
Private Const WM_SHOWWINDOW = &H18

Public lHook As Long
Private lPrevWnd As Long

Private INPUTBOX_BACKCOLOR As Long
Private INPUTBOX_FORECOLOR As Long
Private INPUTBOX_FONT As String
Private INPUTBOX_FONTSIZE As Integer
Private bShowingIB As Boolean
Private bCentVert As Boolean
Private bCentHorz As Boolean

Public Function SubMsgBox(ByVal hwnd As Long, ByVal Msg As Long, ByVal wParam As Long, ByVal lParam As Long) As Long
    Dim tLB As LOGBRUSH
    Dim lFont As Long
    Dim tRECT As RECT
    
    Select Case Msg
    Case WM_SHOWWINDOW
        'Reposition Inputbox if Neccessary
        Call GetWindowRect(hwnd, tRECT)
        If bCentHorz Then tRECT.Left = ((Screen.Width / Screen.TwipsPerPixelX) - (tRECT.Right - tRECT.Left)) / 2
        If bCentVert Then tRECT.Top = ((Screen.Height / Screen.TwipsPerPixelY) - (tRECT.Bottom - tRECT.Top)) / 2
        Call SetWindowPos(hwnd, 0, tRECT.Left, tRECT.Top, 0, 0, SWP_NOSIZE Or SWP_NOZORDER Or SWP_FRAMECHANGED)
        
    Case WM_CTLCOLORDLG, WM_CTLCOLORSTATIC, WM_CTLCOLORBTN
        'set the Colors
        Call SetTextColor(wParam, INPUTBOX_FORECOLOR)
        Call SetBkColor(wParam, INPUTBOX_BACKCOLOR)
        If Msg = WM_CTLCOLORSTATIC Then
            'set the Font
               lFont = CreateFont(-((INPUTBOX_FONTSIZE / 72) * 96), 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, INPUTBOX_FONT)<

'            lFont = CreateFont(INPUTBOX_FONTSIZE, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, INPUTBOX_FONT)
            Call SelectObject(wParam, lFont)
        End If
        'Create a Solid Brush using that Color
        tLB.lbColor = INPUTBOX_BACKCOLOR
        'Return the Handle to the Brush to Paint the Messagebox
        SubMsgBox = CreateBrushIndirect(tLB)
        Exit Function
        
    Case WM_DESTROY
        'Remove the Inputbox Subclassing
        Call SetWindowLong(hwnd, GWL_WNDPROC, lPrevWnd)
    End Select
    SubMsgBox = CallWindowProc(lPrevWnd, hwnd, Msg, wParam, ByVal lParam)
End Function

Public Function HookWindow(ByVal nCode As Long, ByVal wParam As Long, ByVal lParam As Long) As Long
    Dim tCWP As CWPSTRUCT
    Dim sClass As String
    'This is where you need to Hook the Inputbox
    CopyMemory tCWP, ByVal lParam, Len(tCWP)
    If tCWP.message = WM_CREATE Then
        sClass = Space(255)
        sClass = Left(sClass, GetClassName(tCWP.hwnd, ByVal sClass, 255))
        If sClass = "#32770" Then
            If bShowingIB Then
                'Subclass the Inputbox as it's created
                lPrevWnd = SetWindowLong(tCWP.hwnd, GWL_WNDPROC, AddressOf SubMsgBox)
            End If
        End If
    End If
    HookWindow = CallNextHookEx(lHook, nCode, wParam, ByVal lParam)
End Function

Public Function InputBoxEx(ByVal Prompt As String, optional ByVal Title As String, optional ByVal Default As String, optional ByVal XPos As Single = -1, optional ByVal YPos As Single = -1, optional ByVal HelpFile As String, optional ByVal Context As Long, optional ByVal ForeColor As ColorConstants, optional ByVal BackColor As ColorConstants, optional ByVal FontName As String, optional ByVal FontSize As Long) As String
    'set the Defaults
    If Len(Title) = 0 Then Title = App.Title
    INPUTBOX_FONT = "MS Sans Serif"
    INPUTBOX_FONTSIZE = 8
    INPUTBOX_FORECOLOR = GetSysColor(COLOR_BTNTEXT)
    INPUTBOX_BACKCOLOR = GetSysColor(COLOR_BTNFACE)
    bCentHorz = (XPos = -1)
    bCentVert = (YPos = -1)
    'set the Font and Colors
    If Len(FontName) Then INPUTBOX_FONT = FontName
    If FontSize > 0 Then INPUTBOX_FONTSIZE = FontSize
    If ForeColor > 0 Then INPUTBOX_FORECOLOR = ForeColor
    If BackColor > 0 Then INPUTBOX_BACKCOLOR = BackColor
    'Show the Modified Inputbox
    bShowingIB = True
    InputBoxEx = InputBox(Prompt, Title, Default, XPos, YPos, HelpFile, Context)
    bShowingIB = False
End Function

'
'In the Form..
'
Private Sub Command1_Click()
    On Error GoTo CancelError
    With CommonDialog1
        .CancelError = True
        .Flags = cdlCFScreenFonts
        .ShowFont
        'Use Modified InputBox with Selected Font and Size
        Caption = InputBoxEx("This is a Modified Inputbox!!", , , , , , , , , .FontName, .FontSize)
    End With
CancelError:
End Sub

Private Sub Form_Load()
    'Monitor All Messages to this Thread.
    lHook = SetWindowsHookEx(WH_CALLWNDPROC, AddressOf HookWindow, App.hInstance, App.ThreadID)
End Sub

Private Sub Form_Unload(Cancel As Integer)
    'Remove the Hook
    Call UnhookWindowsHookEx(lHook)
End Sub
;