layervisible.frm

电子地图查询系统

VERSION 5.00
Begin VB.Form Form2 
   Caption         =   "图层可见"
   ClientHeight    =   3060
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   3375
   LinkTopic       =   "Form2"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   3060
   ScaleWidth      =   3375
   StartUpPosition =   2  '屏幕中心
   Begin VB.CommandButton Command4 
      Caption         =   "可见"
      Height          =   495
      Left            =   2160
      TabIndex        =   5
      Top             =   720
      Width           =   1215
   End
   Begin VB.CommandButton Command3 
      Caption         =   "不可见"
      Height          =   495
      Left            =   2160
      TabIndex        =   4
      Top             =   1320
      Width           =   1215
   End
   Begin VB.CommandButton Command2 
      Caption         =   "全部可见"
      Height          =   495
      Left            =   2160
      TabIndex        =   3
      Top             =   1920
      Width           =   1215
   End
   Begin VB.CommandButton Command1 
      Caption         =   "全部不可见"
      Height          =   495
      Left            =   2160
      TabIndex        =   2
      Top             =   2520
      Width           =   1215
   End
   Begin VB.ListBox List1 
      Height          =   2580
      Left            =   0
      TabIndex        =   1
      Top             =   360
      Width           =   2055
   End
   Begin VB.Label Label1 
      AutoSize        =   -1  'True
      Caption         =   "请选择一个图层："
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   12
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   240
      Left            =   0
      TabIndex        =   0
      Top             =   0
      Width           =   1920
   End
End
Attribute VB_Name = "Form2"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Sub Command1_Click()
Dim X As Integer
For X = 1 To Formmain.Map1.Layers.Count
Formmain.Map1.Layers(X).Visible = False
Next
Unload Me
End Sub

Private Sub Command2_Click()
Dim X As Integer
For X = 1 To Formmain.Map1.Layers.Count
Formmain.Map1.Layers(X).Visible = True
Next
Unload Me
End Sub

Private Sub Command3_Click()
Dim selectedlayer As Integer
selectedlayer = List1.ListIndex
If selectedlayer = -1 Then
MsgBox "没有选择任何图层", , "提示"
Exit Sub
End If
Formmain.Map1.Layers(selectedlayer + 1).Visible = False
List1.Clear
Dim X As Integer
For X = 1 To Formmain.Map1.Layers.Count
List1.AddItem Formmain.Map1.Layers(X).Name
Next
End Sub

Private Sub Command4_Click()
Dim selectedlayer As Integer
selectedlayer = List1.ListIndex
If selectedlayer = -1 Then
MsgBox "没有选择任何图层", , "提示"
Exit Sub
End If
Formmain.Map1.Layers(selectedlayer + 1).Visible = True
List1.Clear
Dim X As Integer
For X = 1 To Formmain.Map1.Layers.Count
List1.AddItem Formmain.Map1.Layers(X).Name
Next
End Sub
Private Sub Form_Load()
List1.Clear
Dim X As Integer
For X = 1 To Formmain.Map1.Layers.Count
List1.AddItem Formmain.Map1.Layers(X).Name
Next
End Sub
Private Sub Form_Deactivate()
Unload Me
End Sub