Visual Basic Source Code/Visual Basic Source Code.iso/vbsource/ddeuti/form1.frm

Text File | 1995-05-08 | 6KB | 216 lines

VERSION 2.00
Begin Form Form1
   Caption         =   "DDE Test Utility"
   ClientHeight    =   4935
   ClientLeft      =   1380
   ClientTop       =   1575
   ClientWidth     =   7485
   Height          =   5340
   Icon            =   FORM1.FRX:0000
   Left            =   1320
   LinkMode        =   1  'Source
   LinkTopic       =   "Form1"
   ScaleHeight     =   4935
   ScaleWidth      =   7485
   Top             =   1230
   Width           =   7605
   Begin CommandButton Command2
      Caption         =   "Cancel"
      Height          =   495
      Left            =   120
      TabIndex        =   12
      Top             =   4200
      Width           =   1215
   End
   Begin CommandButton Command1
      Caption         =   "OK"
      Height          =   495
      Left            =   120
      TabIndex        =   11
      Top             =   3600
      Width           =   1215
   End
   Begin TextBox DDEField
      Height          =   2295
      Left            =   1560
      MultiLine       =   -1  'True
      TabIndex        =   13
      Top             =   2520
      Width           =   5775
   End
   Begin TextBox ddeexecute
      Height          =   375
      Left            =   2040
      TabIndex        =   4
      Top             =   1680
      Width           =   2535
   End
   Begin TextBox ddeitem
      Height          =   375
      Left            =   2040
      TabIndex        =   3
      Top             =   1320
      Width           =   2535
   End
   Begin TextBox ddetopic
      Height          =   375
      Left            =   2040
      TabIndex        =   2
      Top             =   960
      Width           =   2535
   End
   Begin TextBox ddepath
      Height          =   375
      Left            =   2040
      TabIndex        =   1
      Top             =   600
      Width           =   2535
   End
   Begin ListBox List1
      Height          =   1395
      Left            =   4800
      TabIndex        =   5
      Top             =   480
      Width           =   2535
   End
   Begin TextBox ddename
      Height          =   375
      Left            =   2040
      TabIndex        =   0
      Top             =   240
      Width           =   2535
   End
   Begin Label Label6
      Caption         =   "Result"
      Height          =   255
      Left            =   4080
      TabIndex        =   14
      Top             =   2160
      Width           =   615
   End
   Begin Label Label7
      Caption         =   "Execute Command"
      Height          =   255
      Left            =   240
      TabIndex        =   15
      Top             =   1800
      Width           =   1695
   End
   Begin Label Label4
      Caption         =   "Item"
      Height          =   255
      Left            =   1440
      TabIndex        =   9
      Top             =   1440
      Width           =   495
   End
   Begin Label Label3
      Caption         =   "Topic"
      Height          =   255
      Left            =   1320
      TabIndex        =   8
      Top             =   1080
      Width           =   495
   End
   Begin Label Label2
      Caption         =   "Path"
      Height          =   255
      Left            =   1440
      TabIndex        =   7
      Top             =   720
      Width           =   495
   End
   Begin Label Label1
      Caption         =   "Program Name"
      Height          =   255
      Left            =   600
      TabIndex        =   6
      Top             =   360
      Width           =   1335
   End
   Begin Label Label5
      Caption         =   "Shell Mode"
      Height          =   255
      Left            =   5040
      TabIndex        =   10
      Top             =   240
      Width           =   1215
   End
End
Dim windowstyle(4) As String
Const NONE = 0
Const COLD = 2
Const HOT = 1
Const DDE_NO_APP = 282

Sub Command1_Click ()
    Dim appname As String
    Dim pathname As String
    Dim topic As String
    Dim item As String
    Dim execute As String
    appname = Form1.ddename.Text
    pathname = Form1.ddepath.Text
    topic = Form1.ddetopic.Text
    item = Form1.ddeitem.Text
    execute = Form1.ddeexecute.Text
    If Len(appname) = 0 Then
        MsgBox "You must enter an application name."
        Exit Sub
    End If
    If Len(pathname) = 0 Then
        MsgBox "You must enter a pathname."
        Exit Sub
    End If
    If Len(topic) = 0 Then
        MsgBox "You must enter a topic."
        Exit Sub
    End If
    If Right$(pathname, 1) <> "\" Then
        pathname = pathname + "\"
    End If
    On Error GoTo loadapp
restart:
    Form1.DDEField.LinkMode = NONE
    Form1.DDEField.LinkTopic = appname + "|" + topic
    Form1.DDEField.LinkItem = item
    Form1.DDEField.LinkMode = COLD
    Form1.DDEField.LinkRequest
    If (Len(execute) > 0) Then
        If Left$(execute, 1) <> "[" Then
            execute = "[" + execute
        End If
        If Right$(execute, 1) <> "]" Then
            execute = execute + "]"
        End If
        Form1.DDEField.LinkExecute execute
    End If
    Exit Sub
loadapp:
    If Err = DDE_NO_APP Then
        t% = Shell(pathname + appname, Val(windowstyle(Form1.List1.ListIndex)))
        GoTo restart
    Else
        MsgBox "Error :" + Str$(Err)
        End
    End If
End Sub

Sub Command2_Click ()
    End
End Sub

Sub Form_Load ()
    Dim i As Integer
    windowstyle(0) = "1 - Normal with Focus"
    windowstyle(1) = "2 - Minimized with Focus"
    windowstyle(2) = "3 - Maximized with Focus"
    windowstyle(3) = "4 - Normal without Focus"
    windowstyle(4) = "7 - Minimized without Focus"
    For i = 0 To 4
        Form1.List1.AddItem windowstyle(i)
    Next
    Form1.List1.ListIndex = 4
End Sub