?? mcommondialog.bas
字號(hào):
StrZToStr = left$(s, lstrlen(s))
End Function
Public Function VBGetSaveFileName2(Filename As String, _
Optional FileTitle As String, _
Optional OverWritePrompt As Boolean = True, _
Optional Filter As String = "All (*.*)| *.*", _
Optional FilterIndex As Long = 1, _
Optional InitDir As String, _
Optional DlgTitle As String, _
Optional DefaultExt As String, _
Optional Owner As Long = -1, _
Optional flags As Long, _
Optional Hook As Boolean = False, _
Optional hInstance As Long = 0, _
Optional TemplateName As Long = 0 _
) As Boolean
Dim opfile As OPENFILENAME, s As String
m_lApiReturn = 0
m_lExtendedError = 0
Filename = Replace(Filename, "\", "")
Filename = Replace(Filename, "/", "")
Filename = Replace(Filename, ":", "")
Filename = Replace(Filename, "*", "")
Filename = Replace(Filename, "?", "")
Filename = Replace(Filename, """", "")
Filename = Replace(Filename, "<", "")
Filename = Replace(Filename, ">", "")
Filename = Replace(Filename, "|", "")
With opfile
.lStructSize = Len(opfile)
.hInstance = App.hInstance
' Add in specific flags and strip out non-VB flags
.flags = (-OverWritePrompt * OFN_OVERWRITEPROMPT) Or _
OFN_HIDEREADONLY
.flags = .flags And Not OFN_ENABLEHOOK
' Owner can take handle of owning window
If Owner <> -1 Then .hwndOwner = Owner
' InitDir can take initial directory string
.lpstrInitialDir = InitDir
' DefaultExt can take default extension
.lpstrDefExt = DefaultExt
' DlgTitle can take dialog box title
.lpstrTitle = DlgTitle
If flags And OFN_ENABLETEMPLATE Then
If hInstance > 0 Then
.flags = .flags Or OFN_ENABLETEMPLATE
.hInstance = hInstance
.lpTemplateName = TemplateName
End If
End If
' Make new filter with bars (|) replacing nulls and double null at end
Dim ch As String, i As Integer
For i = 1 To Len(Filter)
ch = Mid$(Filter, i, 1)
If ch = "|" Or ch = ":" Then
s = s & vbNullChar
Else
s = s & ch
End If
Next
' Put double null at end
s = s & vbNullChar & vbNullChar
.lpstrFilter = Filter
.nFilterIndex = FilterIndex
' Pad file and file title buffers to maximum path
s = Filename & String$(MAX_PATH - Len(Filename), 0)
.lpstrFile = s
.nMaxFile = MAX_PATH
' s = FileTitle & String$(MAX_FILE - Len(FileTitle), 0)
.lpstrFileTitle = s
.nMaxFileTitle = MAX_FILE
' All other fields zero
'
' 'Set the structure size
' .lStructSize = Len(opfile)
' 'Set the owner window
' .hwndOwner = Owner
' 'Set the application's instance
' .hInstance = App.hInstance
' 'Set the filet
' .lpstrFilter = Filter
' 'Create a buffer
' .lpstrFile = Filename 'Space$(254)
' 'Set the maximum number of chars
' .nMaxFile = 255
' 'Create a buffer
' .lpstrFileTitle = Space$(254)
' 'Set the maximum number of chars
' .nMaxFileTitle = 255
' 'Set the initial directory
' .lpstrInitialDir = InitDir
' 'Set the dialog title
' .lpstrTitle = DlgTitle
' 'no extra flags
' .flags = 0
m_lApiReturn = GetSaveFileName(opfile)
Select Case m_lApiReturn
Case 1
VBGetSaveFileName2 = True
Filename = StrZToStr(.lpstrFile)
FileTitle = StrZToStr(.lpstrFileTitle)
flags = .flags
' Return the filter index
FilterIndex = .nFilterIndex
' Look up the filter the user selected and return that
Filter = FilterLookup(.lpstrFilter, FilterIndex)
Case 0
' Cancelled:
VBGetSaveFileName2 = False
Filename = ""
FileTitle = ""
flags = 0
FilterIndex = 0
Filter = ""
Case Else
' Extended error:
VBGetSaveFileName2 = False
m_lExtendedError = CommDlgExtendedError()
Filename = ""
FileTitle = ""
flags = 0
FilterIndex = 0
Filter = ""
End Select
End With
Filename = Replace(Filename, String$(1, 0), "")
End Function
Function VBGetSaveFileName(Filename As String, _
Optional FileTitle As String, _
Optional OverWritePrompt As Boolean = True, _
Optional Filter As String = "All (*.*)| *.*", _
Optional FilterIndex As Long = 1, _
Optional InitDir As String, _
Optional DlgTitle As String, _
Optional DefaultExt As String, _
Optional Owner As Long = -1, _
Optional flags As Long, _
Optional Hook As Boolean = False _
) As Boolean
flags = flags And Not OFN_ENABLETEMPLATE
VBGetSaveFileName = VBGetSaveFileName2(Filename, FileTitle, OverWritePrompt, _
Filter, FilterIndex, InitDir, DlgTitle, DefaultExt, _
Owner, flags, Hook)
End Function
Private Function FilterLookup(ByVal sFilters As String, ByVal iCur As Long) As String
Dim iStart As Long, iEnd As Long, s As String
iStart = 1
If sFilters = "" Then Exit Function
Do
' Cut out both parts marked by null character
iEnd = InStr(iStart, sFilters, vbNullChar)
If iEnd = 0 Then Exit Function
iEnd = InStr(iEnd + 1, sFilters, vbNullChar)
If iEnd Then
s = Mid$(sFilters, iStart, iEnd - iStart)
Else
s = Mid$(sFilters, iStart)
End If
iStart = iEnd + 1
If iCur = 1 Then
FilterLookup = s
Exit Function
End If
iCur = iCur - 1
Loop While iCur
End Function
Function VBGetFileTitle(sFile As String) As String
Dim sFileTitle As String, cFileTitle As Integer
cFileTitle = MAX_PATH
sFileTitle = String$(MAX_PATH, 0)
cFileTitle = GetFileTitle(sFile, sFileTitle, MAX_PATH)
If cFileTitle Then
VBGetFileTitle = ""
Else
VBGetFileTitle = left$(sFileTitle, InStr(sFileTitle, vbNullChar) - 1)
End If
End Function
' ChooseColor wrapper
Function VBChooseColor(Color As Long, _
Optional AnyColor As Boolean = True, _
Optional FullOpen As Boolean = False, _
Optional DisableFullOpen As Boolean = False, _
Optional Owner As Long = -1, _
Optional flags As Long, _
Optional Hook As Boolean = False _
) As Boolean
Dim chclr As TCHOOSECOLOR
chclr.lStructSize = Len(chclr)
' Color must get reference variable to receive result
' Flags can get reference variable or constant with bit flags
' Owner can take handle of owning window
If Owner <> -1 Then chclr.hwndOwner = Owner
' Assign color (default uninitialized value of zero is good default)
chclr.rgbResult = Color
' Mask out unwanted bits
Dim afMask As Long
afMask = CLng(Not (CC_ENABLEHOOK Or _
CC_ENABLETEMPLATE))
' Pass in flags
chclr.flags = afMask And (CC_RGBInit Or _
IIf(AnyColor, CC_AnyColor, CC_SolidColor) Or _
(-FullOpen * CC_FullOpen) Or _
(-DisableFullOpen * CC_PreventFullOpen))
' If first time, initialize to white
If fNotFirst = False Then InitColors
chclr.lpCustColors = VarPtr(alCustom(0))
' All other fields zero
m_lApiReturn = ChooseColor(chclr)
Select Case m_lApiReturn
Case 1
' Success
VBChooseColor = True
Color = chclr.rgbResult
Case 0
' Cancelled
VBChooseColor = False
Color = -1
Case Else
' Extended error
m_lExtendedError = CommDlgExtendedError()
VBChooseColor = False
Color = -1
End Select
End Function
Private Sub InitColors()
Dim i As Integer
' Initialize with first 16 system interface colors
For i = 0 To 15
alCustom(i) = GetSysColor(i)
Next
fNotFirst = True
End Sub
' Property to read or modify custom colors (use to save colors in registry)
Public Property Get CustomColor(i As Integer) As Long
' If first time, initialize to white
If fNotFirst = False Then InitColors
If i >= 0 And i <= 15 Then
CustomColor = alCustom(i)
Else
CustomColor = -1
End If
End Property
Public Property Let CustomColor(i As Integer, iValue As Long)
' If first time, initialize to system colors
If fNotFirst = False Then InitColors
If i >= 0 And i <= 15 Then
alCustom(i) = iValue
End If
End Property
' ChooseFont wrapper
Function VBChooseFont(CurFont As Font, _
Optional PrinterDC As Long = -1, _
Optional Owner As Long = -1, _
Optional Color As Long = vbBlack, _
Optional MinSize As Long = 0, _
Optional MaxSize As Long = 0, _
Optional flags As Long = 0, _
Optional Hook As Boolean = False _
) As Boolean
m_lApiReturn = 0
m_lExtendedError = 0
' Unwanted Flags bits
Const CF_FontNotSupported = CF_Apply Or CF_EnableHook Or CF_EnableTemplate
' Flags can get reference variable or constant with bit flags
' PrinterDC can take printer DC
If PrinterDC = -1 Then
PrinterDC = 0
If flags And CF_PrinterFonts Then PrinterDC = Printer.hdc
Else
flags = flags Or CF_PrinterFonts
End If
' Must have some fonts
If (flags And CF_PrinterFonts) = 0 Then flags = flags Or CF_ScreenFonts
' Color can take initial color, receive chosen color
If Color <> vbBlack Then flags = flags Or CF_EFFECTS
' MinSize can be minimum size accepted
If MinSize Then flags = flags Or CF_LimitSize
' MaxSize can be maximum size accepted
If MaxSize Then flags = flags Or CF_LimitSize
' Put in required internal flags and remove unsupported
flags = (flags Or CF_InitToLogFontStruct) And Not CF_FontNotSupported
' Initialize LOGFONT variable
Dim fnt As LOGFONT
Const PointsPerTwip = 1440 / 72
fnt.lfHeight = -(CurFont.Size * (PointsPerTwip / Screen.TwipsPerPixelY))
fnt.lfWeight = CurFont.Weight
fnt.lfItalic = CurFont.Italic
fnt.lfUnderline = CurFont.Underline
fnt.lfStrikeOut = CurFont.Strikethrough
' Other fields zero
StrToBytes fnt.lfFaceName, CurFont.Name
' Initialize TCHOOSEFONT variable
Dim cf As TCHOOSEFONT
cf.lStructSize = Len(cf)
If Owner <> -1 Then cf.hwndOwner = Owner
cf.hdc = PrinterDC
cf.lpLogFont = VarPtr(fnt)
cf.iPointSize = CurFont.Size * 10
cf.flags = flags
cf.rgbColors = Color
cf.nSizeMin = MinSize
cf.nSizeMax = MaxSize
' All other fields zero
m_lApiReturn = ChooseFont(cf)
Select Case m_lApiReturn
Case 1
' Success
VBChooseFont = True
flags = cf.flags
Color = cf.rgbColors
CurFont.Bold = cf.nFontType And Bold_FontType
'CurFont.Italic = cf.nFontType And Italic_FontType
CurFont.Italic = fnt.lfItalic
CurFont.Strikethrough = fnt.lfStrikeOut
CurFont.Underline = fnt.lfUnderline
CurFont.Weight = fnt.lfWeight
CurFont.Size = cf.iPointSize / 10
CurFont.Name = BytesToStr(fnt.lfFaceName)
Case 0
' Cancelled
VBChooseFont = False
Case Else
' Extended error
m_lExtendedError = CommDlgExtendedError()
VBChooseFont = False
End Select
End Function
' PrintDlg wrapper
Function VBPrintDlg(hdc As Long, _
Optional PrintRange As EPrintRange = eprAll, _
Optional DisablePageNumbers As Boolean, _
Optional FromPage As Long = 1, _
Optional ToPage As Long = &HFFFF, _
Optional DisableSelection As Boolean, _
Optional Copies As Integer, _
Optional ShowPrintToFile As Boolean, _
Optional DisablePrintToFile As Boolean = True, _
Optional PrintToFile As Boolean, _
Optional Collate As Boolean, _
Optional PreventWarning As Boolean, _
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