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Magnum One
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Magnum One (Mid-American Digital) (Disc Manufacturing).iso
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d15
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fopen.arc
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FOPEN.BAS
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BASIC Source File
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1991-06-25
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2KB
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47 lines
DefInt A-Z
' This is used by OpenFile when we check if a file exists
Type OfStruct
RecLen As String * 1
IsFixed As String * 1
ErrCode As Integer
Reserved As String * 4
CompleteName As String * 128
End Type
' OpenFile is used to check if a file exists.
' Lclose closes the file opened with OpenFile
Declare Function OpenFile Lib "kernel" (ByVal fname$, aStruct As OfStruct, ByVal ofstyle%) As Integer
Declare Function lclose Lib "kernel" Alias "_lclose" (ByVal FHandle%) As Integer
' These give us the Win3 like Drive/Subdirectory listing
Declare Function GetFocus Lib "user" () As Integer
Declare Function SendMessage Lib "user" (ByVal a%, ByVal b%, ByVal c%, ByVal d As Any) As Long
' The following variables are shared by all forms.
' FormTitle specifies FOPEN.FRM's title so the Parent can change it at will.
' FullName is the complete filename the user selects with FOPEN.FRM; it includes drive,
' subdirectory and filename (empty if the user presses Cancel). TheFileName is the
' filename. ThePath contains the path for open file, can also be used to point to a
' different path for FOPEN.FRM. ThePattern sets/resets the file pattern, e.g. "*.BAS"
Global FormTitle As String
Global FullName As String
Global TheFileName As String
Global ThePath As String
Global ThePattern As String
' These are used by the API functions
Global Const WM_USER = &H400
Global Const LB_DIR = WM_USER + 14
Global Const LB_RESETCONTENT = WM_USER + 5
Global Const EM_LIMITTEXT = WM_USER + 21
Global Const OF_EXIST = &H4000
' These are self explanatory
Global Const Modal = 1
Global Const true = -1
Global Const false = 0