Visual Basic 4 Unleashed/Visual_Basic_4_Unleashed_SAMS_Publishing_1995.iso/mabry/mslot12/sample/mssample.frm

Visual Basic Form | 1995-02-02 | 11.2 KB | 350 lines

VERSION 2.00
Begin Form Form1
   BorderStyle     =   3  'Fixed Double
   Caption         =   "MSlot VBX Sample"
   ClientHeight    =   6615
   ClientLeft      =   1260
   ClientTop       =   2265
   ClientWidth     =   7590
   Height          =   7020
   Left            =   1200
   LinkTopic       =   "Form1"
   ScaleHeight     =   6615
   ScaleWidth      =   7590
   Top             =   1920
   Width           =   7710
   Begin Frame Frame4
      Caption         =   "Write Message"
      Height          =   1815
      Left            =   3360
      TabIndex        =   24
      Top             =   2880
      Width           =   4095
      Begin TextBox txtWriteMessage
         Height          =   285
         Left            =   1320
         TabIndex        =   29
         Text            =   "Test Message"
         Top             =   720
         Width           =   2535
      End
      Begin CommandButton btnWrite
         Caption         =   "Write Message to Mailslot"
         Height          =   420
         Left            =   240
         TabIndex        =   27
         Top             =   1200
         Width           =   3615
      End
      Begin TextBox txtWriteMailslotName
         Height          =   285
         Left            =   1320
         TabIndex        =   25
         Text            =   "\mailslot\atest"
         Top             =   360
         Width           =   2535
      End
      Begin Label Label4
         Caption         =   "Message:"
         Height          =   255
         Left            =   240
         TabIndex        =   0
         Top             =   720
         Width           =   975
      End
      Begin Label Label1
         Caption         =   "Name:"
         Height          =   255
         Left            =   240
         TabIndex        =   26
         Top             =   360
         Width           =   975
      End
   End
   Begin VBMailslots Mailslot1
      Height          =   420
      Interval        =   0
      Left            =   6480
      MailslotName    =   "\mailslot\atest"
      MailslotSize    =   1024
      Message         =   ""
      MessageSize     =   256
      Priority        =   1
      Timeout         =   2005
      Top             =   0
      Width           =   420
   End
   Begin Frame Frame3
      Caption         =   "User/Machine Information"
      Height          =   1215
      Left            =   3360
      TabIndex        =   12
      Top             =   1560
      Width           =   4095
      Begin Label lblWorkgroupName
         Caption         =   "lblWorkgroupName"
         Height          =   255
         Left            =   1920
         TabIndex        =   18
         Top             =   840
         Width           =   1935
      End
      Begin Label Label12
         Caption         =   "Workgroup Name:"
         Height          =   255
         Left            =   240
         TabIndex        =   17
         Top             =   840
         Width           =   1575
      End
      Begin Label lblComputerName
         Caption         =   "lblComputerName"
         Height          =   255
         Left            =   1920
         TabIndex        =   16
         Top             =   600
         Width           =   1935
      End
      Begin Label Label11
         Caption         =   "ComputerName:"
         Height          =   255
         Left            =   240
         TabIndex        =   15
         Top             =   600
         Width           =   1575
      End
      Begin Label lblUserName
         Caption         =   "lblUserName"
         Height          =   255
         Left            =   1920
         TabIndex        =   14
         Top             =   360
         Width           =   1935
      End
      Begin Label Label10
         Caption         =   "User Name:"
         Height          =   255
         Left            =   240
         TabIndex        =   13
         Top             =   360
         Width           =   1575
      End
   End
   Begin Frame Frame2
      Caption         =   "Mailslot Management"
      Height          =   4575
      Left            =   120
      TabIndex        =   10
      Top             =   120
      Width           =   3015
      Begin CommandButton btnDelete
         Caption         =   "Delete"
         Enabled         =   0   'False
         Height          =   420
         Left            =   1560
         TabIndex        =   23
         Top             =   960
         Width           =   1215
      End
      Begin CommandButton btnMake
         Caption         =   "Make"
         Height          =   420
         Left            =   240
         TabIndex        =   22
         Top             =   960
         Width           =   1215
      End
      Begin TextBox txtMessage
         Enabled         =   0   'False
         Height          =   2055
         Left            =   240
         MultiLine       =   -1  'True
         TabIndex        =   21
         Top             =   1800
         Width           =   2535
      End
      Begin CommandButton btnRead
         Caption         =   "Read Next Message"
         Enabled         =   0   'False
         Height          =   420
         Left            =   240
         TabIndex        =   19
         Top             =   3960
         Width           =   2535
      End
      Begin TextBox txtMailslotName
         Height          =   285
         Left            =   240
         TabIndex        =   11
         Text            =   "\mailslot\atest"
         Top             =   600
         Width           =   2535
      End
      Begin Label Label2
         Caption         =   "Message:"
         Enabled         =   0   'False
         Height          =   255
         Left            =   240
         TabIndex        =   20
         Top             =   1560
         Width           =   1095
      End
      Begin Label Label9
         Caption         =   "Name:"
         Height          =   225
         Left            =   240
         TabIndex        =   3
         Top             =   360
         Width           =   1560
      End
   End
   Begin Timer Timer1
      Enabled         =   0   'False
      Interval        =   100
      Left            =   6960
      Top             =   0
   End
   Begin Frame Frame1
      Caption         =   "Peek (Next Message)"
      Height          =   1215
      Left            =   3360
      TabIndex        =   5
      Top             =   240
      Width           =   4095
      Begin Label Label8
         Caption         =   "NextPriority:"
         Height          =   270
         Left            =   240
         TabIndex        =   1
         Top             =   840
         Width           =   1035
      End
      Begin Label Label7
         Caption         =   "NextSize:"
         Height          =   255
         Left            =   240
         TabIndex        =   2
         Top             =   600
         Width           =   960
      End
      Begin Label Label6
         Caption         =   "Message:"
         Height          =   255
         Left            =   240
         TabIndex        =   9
         Top             =   360
         Width           =   1215
      End
      Begin Label lblNextSize
         Caption         =   "lblNextSize"
         Height          =   240
         Left            =   1920
         TabIndex        =   8
         Top             =   600
         Width           =   2055
      End
      Begin Label lblNextPriority
         Caption         =   "lblNextPriority"
         Height          =   240
         Left            =   1920
         TabIndex        =   7
         Top             =   840
         Width           =   2085
      End
      Begin Label lblNextMessage
         Caption         =   "lblNextMessage"
         Height          =   240
         Left            =   1920
         TabIndex        =   6
         Top             =   360
         Width           =   1965
      End
   End
   Begin Label Label5
      Caption         =   "You can run this program on two different machines.  Use one machine to read the messages and use the other to write them.  This makes a good test program for your applications that use MSlot VBX."
      Height          =   735
      Left            =   120
      TabIndex        =   4
      Top             =   5760
      Width           =   7335
   End
   Begin Label Label3
      Caption         =   "Create a mailslot using the Mailslot Management Make button.  Then, using the write message controls to write a message to this mailslot.  Notice the change in the Peek (Next Message) fields.  Finally, use the Read Next Message button to retrieve the message from the mailslot."
      Height          =   855
      Left            =   120
      TabIndex        =   28
      Top             =   4800
      Width           =   7335
   End
Sub btnDelete_Click ()
    ' shut down mailslot
    Timer1.Enabled = False
    Mailslot1.Action = MSLOT_DELETE
    ' re-enable the make stuff
    btnMake.Enabled = True
    txtMailslotName.Enabled = True
    ' reset display info
    Label2.Enabled = False
    txtMessage = ""
    txtMessage.Enabled = False
    btnDelete.Enabled = False
    btnRead.Enabled = False
    txtMailslotName.Enabled = True
    lblNextMessage = "N/A"
    lblNextSize = "N/A"
    lblNextPriority = "N/A"
End Sub
Sub btnMake_Click ()
    ' make the mailslot
    Mailslot1.MailslotName = txtMailslotName
    Mailslot1.Action = MSLOT_OPEN
    ' make button and edit box are useless now
    btnMake.Enabled = False
    txtMailslotName.Enabled = False
    ' enable other controls
    Timer1.Enabled = True
    btnRead.Enabled = True
    btnDelete.Enabled = True
    Label2.Enabled = True
    txtMessage.Enabled = True
End Sub
Sub btnRead_Click ()
    Mailslot1.Action = MSLOT_READ
    If txtMessage <> "" Then
        txtMessage = txtMessage & Chr(13) & Chr(10)
    End If
    txtMessage = txtMessage & Mailslot1.Message
    ' clear message buffer
    Mailslot1.Message = ""
End Sub
Sub btnWrite_Click ()
    Mailslot1.MailslotName = txtWriteMailslotName
    Mailslot1.Message = txtWriteMessage
    Mailslot1.Action = MSLOT_WRITE
End Sub
Sub Form_Load ()
    lblNextMessage = "N/A"
    lblNextSize = "N/A"
    lblNextPriority = "N/A"
    lblUserName = Mailslot1.UserName
    lblComputerName = Mailslot1.ComputerName
    lblWorkgroupName = Mailslot1.WorkgroupName
End Sub
Sub Timer1_Timer ()
    Mailslot1.Action = MSLOT_PEEK
    ' make sure user can't read if no message waiting
    btnRead.Enabled = (Mailslot1.Message <> "")
    If Len(Mailslot1.Message) > 0 Then
        ' show data for waiting message
        lblNextMessage = Mailslot1.Message
    Else
        ' no message display
        lblNextMessage = "None"
    End If
    lblNextSize = Format(Mailslot1.NextSize)
    lblNextPriority = Format(Mailslot1.NextPriority)
End Sub
Sub txtMailslotName_Change ()
    txtWriteMailslotName = txtMailslotName
End Sub