VERSION 5.00
Begin VB.Form MailLst 
   Caption         =   "郵件列表"
   ClientHeight    =   3195
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   5595
   LinkTopic       =   "Form1"
   MDIChild        =   -1  'True
   ScaleHeight     =   3195
   ScaleWidth      =   5595
   Begin VB.ListBox Mlist 
      Height          =   2220
      Left            =   30
      TabIndex        =   0
      Top             =   855
      Width           =   5535
   End
   Begin VB.Label Label2 
      Caption         =   "收信人："
      Height          =   315
      Left            =   60
      TabIndex        =   2
      Top             =   420
      Width           =   4335
   End
   Begin VB.Label Label1 
      Caption         =   "發信人："
      Height          =   315
      Left            =   60
      TabIndex        =   1
      Top             =   30
      Width           =   4305
   End
End
Attribute VB_Name = "MailLst"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Sub Form_Load()
Label1.Caption = "發信人："
Label2.Caption = "收信人："
End Sub

Private Sub Form_QueryUnload(Cancel As Integer, UnloadMode As Integer)
'如果不是MDI窗體關閉和郵件對話未結束，則取消關閉
If UnloadMode = 4 Then
Else
    If VBMail.MAPIMess.SessionID <> 0 Then
        Me.WindowState = 1
        Cancel = True
    End If
End If
End Sub

Private Sub Form_Resize()
'當窗體大小發生改變時，調整列表框的大小
If WindowState <> 1 Then
    Mlist.Width = ScaleWidth - Mlist.Left - 50
    Mlist.Height = ScaleHeight - Mlist.Top
End If
End Sub

Private Sub Mlist_Click()
Select Case Mlist.ListIndex
'根據選擇的郵件索引確定相關菜單項和工具欄按扭的可用狀態
Case 0
    VBMail.Toolbar1.Buttons("Previous1").Enabled = False
    If Mlist.ListCount > 0 Then
        VBMail.Toolbar1.Buttons("Next1").Enabled = True
    End If
Case Mlist.ListCount - 1
    VBMail.Toolbar1.Buttons("Next1").Enabled = False
    If Mlist.ListCount > 0 Then
        VBMail.Toolbar1.Buttons("Previous1").Enabled = True
    End If
Case Else
    VBMail.Toolbar1.Buttons("Previous1").Enabled = True
    VBMail.Toolbar1.Buttons("Next1").Enabled = True
End Select
VBMail.MAPIMess.MsgIndex = Mlist.ListIndex
'顯示當前郵件收信人和發信人的姓名
Label1.Caption = "發信人：" + VBMail.MAPIMess.MsgOrigDisplayName
Label2.Caption = "收信人：" + GetRCList(VBMail.MAPIMess, vbRecipTypeTo)
End Sub

Private Sub Mlist_DblClick()
If Not MailLst.Mlist.ItemData(MailLst.Mlist.ListIndex) Then
    '在閱讀新郵件的窗體中顯示選中的消息
    Call LoadMessage(MailLst.Mlist.ListIndex, MsgView)
    MailLst.Mlist.ItemData(MailLst.Mlist.ListIndex) = True
Else
For i = 0 To Forms.Count - 1
    If TypeOf Forms(i) Is MsgView Then
        If Val(Forms(i).Tag) = MailLst.Mlist.ListIndex Then
            Forms(i).Show
            Exit Sub
        End If
    End If
Next i
End If
End Sub

Private Sub Mlist_KeyPress(KeyAscii As Integer)
If KeyAscii = 13 Then
    Call Mlist_DblClick
End If
End Sub