VB.Net Tutorial/GUI/Splitter — различия между версиями
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Текущая версия на 15:57, 26 мая 2010
Splitter Control
<source lang="vbnet">Imports System.Windows.Forms public class SplitterControl
public Shared Sub Main Application.Run(New Form1) End Sub
End class Public Class Form1
Inherits System.Windows.Forms.Form Public Sub New() MyBase.New() InitializeComponent() End Sub Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean) If disposing Then If Not (components Is Nothing) Then components.Dispose() End If End If MyBase.Dispose(disposing) End Sub Private components As System.ruponentModel.IContainer Friend WithEvents Splitter1 As System.Windows.Forms.Splitter Friend WithEvents TreeView1 As System.Windows.Forms.TreeView Friend WithEvents ImageList1 As System.Windows.Forms.ImageList Friend WithEvents Splitter2 As System.Windows.Forms.Splitter Friend WithEvents Panel1 As System.Windows.Forms.Panel Friend WithEvents Label1 As System.Windows.Forms.Label Friend WithEvents Splitter3 As System.Windows.Forms.Splitter Friend WithEvents ListView1 As System.Windows.Forms.ListView <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent() Me.ruponents = New System.ruponentModel.Container Me.Splitter1 = New System.Windows.Forms.Splitter Me.TreeView1 = New System.Windows.Forms.TreeView Me.ImageList1 = New System.Windows.Forms.ImageList(Me.ruponents) Me.Splitter2 = New System.Windows.Forms.Splitter Me.Panel1 = New System.Windows.Forms.Panel Me.Label1 = New System.Windows.Forms.Label Me.Splitter3 = New System.Windows.Forms.Splitter Me.ListView1 = New System.Windows.Forms.ListView Me.Panel1.SuspendLayout() Me.SuspendLayout() " "Splitter1 " Me.Splitter1.Location = New System.Drawing.Point(0, 0) Me.Splitter1.Name = "Splitter1" Me.Splitter1.Size = New System.Drawing.Size(3, 266) Me.Splitter1.TabIndex = 0 Me.Splitter1.TabStop = False " "TreeView1 " Me.TreeView1.Dock = System.Windows.Forms.DockStyle.Left Me.TreeView1.Location = New System.Drawing.Point(3, 0) Me.TreeView1.Name = "TreeView1" Me.TreeView1.Nodes.AddRange(New System.Windows.Forms.TreeNode() {New System.Windows.Forms.TreeNode("A", New System.Windows.Forms.TreeNode() {New System.Windows.Forms.TreeNode("Visual Basic"), New System.Windows.Forms.TreeNode("Visual C++"), New System.Windows.Forms.TreeNode("Delphi"), New System.Windows.Forms.TreeNode("Java")}), New System.Windows.Forms.TreeNode("B", New System.Windows.Forms.TreeNode() {New System.Windows.Forms.TreeNode("1"), New System.Windows.Forms.TreeNode("2"), New System.Windows.Forms.TreeNode("3"), New System.Windows.Forms.TreeNode("4")})}) Me.TreeView1.Size = New System.Drawing.Size(101, 266) Me.TreeView1.TabIndex = 1 " "Splitter2 " Me.Splitter2.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D Me.Splitter2.Location = New System.Drawing.Point(104, 0) Me.Splitter2.Name = "Splitter2" Me.Splitter2.Size = New System.Drawing.Size(8, 266) Me.Splitter2.TabIndex = 2 Me.Splitter2.TabStop = False " "Panel1 " Me.Panel1.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D Me.Panel1.Controls.Add(Me.ListView1) Me.Panel1.Controls.Add(Me.Splitter3) Me.Panel1.Controls.Add(Me.Label1) Me.Panel1.Dock = System.Windows.Forms.DockStyle.Top Me.Panel1.Location = New System.Drawing.Point(112, 0) Me.Panel1.Name = "Panel1" Me.Panel1.Size = New System.Drawing.Size(248, 264) Me.Panel1.TabIndex = 3 " "Label1 " Me.Label1.Dock = System.Windows.Forms.DockStyle.Top Me.Label1.Location = New System.Drawing.Point(0, 0) Me.Label1.Name = "Label1" Me.Label1.Size = New System.Drawing.Size(244, 32) Me.Label1.TabIndex = 0 Me.Label1.Text = "Label1" " "Splitter3 " Me.Splitter3.Dock = System.Windows.Forms.DockStyle.Top Me.Splitter3.Location = New System.Drawing.Point(0, 32) Me.Splitter3.Name = "Splitter3" Me.Splitter3.Size = New System.Drawing.Size(244, 8) Me.Splitter3.TabIndex = 1 Me.Splitter3.TabStop = False " "ListView1 " Me.ListView1.Dock = System.Windows.Forms.DockStyle.Fill Me.ListView1.Location = New System.Drawing.Point(0, 40) Me.ListView1.Name = "ListView1" Me.ListView1.Size = New System.Drawing.Size(244, 220) Me.ListView1.TabIndex = 2 " "Form1 " Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13) Me.ClientSize = New System.Drawing.Size(360, 266) Me.Controls.Add(Me.Panel1) Me.Controls.Add(Me.Splitter2) Me.Controls.Add(Me.TreeView1) Me.Controls.Add(Me.Splitter1) Me.Panel1.ResumeLayout(False) Me.ResumeLayout(False) End Sub Private Sub TreeView1_AfterSelect(ByVal sender As System.Object, ByVal e As System.Windows.Forms.TreeViewEventArgs) Handles TreeView1.AfterSelect Dim childnum, index, i As Int32 childnum = TreeView1.SelectedNode.GetNodeCount(False) index = TreeView1.SelectedNode.Index index = index + 1 ListView1.Items.Clear() For i = 0 To childnum - 1 ListView1.Items.Add(index.ToString + "." + i.ToString, 1) Next Label1.Text = TreeView1.SelectedNode.FullPath End Sub
End Class</source>
Use Spliter
<source lang="vbnet">Imports System.Drawing Imports System.Drawing.Drawing2D Imports System.Windows.Forms public class UseSpliter
public Shared Sub Main Application.Run(New frmMultipane) End Sub
End class Public Class frmMultipane
Inherits System.Windows.Forms.Form
- Region " Windows Form Designer generated code "
Public Sub New() MyBase.New() "This call is required by the Windows Form Designer. InitializeComponent() "Add any initialization after the InitializeComponent() call End Sub "Form overrides dispose to clean up the component list. Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean) If disposing Then If Not (components Is Nothing) Then components.Dispose() End If End If MyBase.Dispose(disposing) End Sub "Required by the Windows Form Designer Private components As System.ruponentModel.IContainer "NOTE: The following procedure is required by the Windows Form Designer "It can be modified using the Windows Form Designer. "Do not modify it using the code editor. Friend WithEvents TreeView1 As System.Windows.Forms.TreeView Friend WithEvents Splitter1 As System.Windows.Forms.Splitter Friend WithEvents Panel1 As System.Windows.Forms.Panel Friend WithEvents ListView1 As System.Windows.Forms.ListView Friend WithEvents ImageList1 As System.Windows.Forms.ImageList <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent() Me.ruponents = New System.ruponentModel.Container() Me.TreeView1 = New System.Windows.Forms.TreeView() Me.Splitter1 = New System.Windows.Forms.Splitter() Me.Panel1 = New System.Windows.Forms.Panel() Me.ListView1 = New System.Windows.Forms.ListView() Me.Panel1.SuspendLayout() Me.SuspendLayout() " "TreeView1 " Me.TreeView1.Dock = System.Windows.Forms.DockStyle.Left Me.TreeView1.Name = "TreeView1" Me.TreeView1.SelectedImageIndex = -1 Me.TreeView1.Size = New System.Drawing.Size(200, 221) Me.TreeView1.TabIndex = 0 " "Splitter1 " Me.Splitter1.Location = New System.Drawing.Point(200, 0) Me.Splitter1.Name = "Splitter1" Me.Splitter1.Size = New System.Drawing.Size(8, 221) Me.Splitter1.TabIndex = 1 Me.Splitter1.TabStop = False " "Panel1 " Me.Panel1.Controls.AddRange(New System.Windows.Forms.Control() {Me.ListView1}) Me.Panel1.Dock = System.Windows.Forms.DockStyle.Fill Me.Panel1.Location = New System.Drawing.Point(208, 0) Me.Panel1.Name = "Panel1" Me.Panel1.Size = New System.Drawing.Size(192, 221) Me.Panel1.TabIndex = 2 " "ListView1 " Me.ListView1.Dock = System.Windows.Forms.DockStyle.Fill Me.ListView1.Name = "ListView1" Me.ListView1.Size = New System.Drawing.Size(192, 221) Me.ListView1.TabIndex = 0 " "frmMultipane " Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13) Me.ClientSize = New System.Drawing.Size(400, 221) Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.Panel1, Me.Splitter1, Me.TreeView1}) Me.Name = "frmMultipane" Me.Text = "Multi-Pane Example" Me.Panel1.ResumeLayout(False) Me.ResumeLayout(False) End Sub
- End Region
Private Sub Form1_Load(ByVal sender As Object, ByVal e As System.EventArgs) _ Handles MyBase.Load TreeView1.ShowPlusMinus = True TreeView1.Sorted = True TreeView1.ShowLines = True Dim aNode As New TreeNode("c:\") aNode.Tag = "c:\" TreeView1.Nodes.Add(aNode) End Sub Private Sub getDirs(ByVal sender As Object, ByVal e As TreeViewEventArgs)Handles TreeView1.AfterSelect If Not e.Node.Nodes.Count = 0 Then Exit Sub Dim directory As New System.IO.DirectoryInfo(e.Node.Tag.ToString()) getFiles(directory) Dim directories As System.IO.DirectoryInfo() directories = directory.GetDirectories() For Each directory In directories Dim aTreenode As New TreeNode(directory.Name) aTreenode.Tag = directory.FullName e.Node.Nodes.Add(aTreenode) Next e.Node.Expand() End Sub Sub getFiles(ByVal directory As System.IO.DirectoryInfo) ListView1.Columns.Clear() ListView1.Items.Clear() ListView1.View = View.Details ListView1.Columns.Add("Filename", 100, HorizontalAlignment.Left) ListView1.Columns.Add("Extension", 50, HorizontalAlignment.Left) ListView1.Columns.Add("Bytes", 50, HorizontalAlignment.Right) Dim files() As System.IO.FileInfo = directory.GetFiles Dim file As System.IO.FileInfo For Each file In files Dim li As New ListViewItem(file.Name) li.SubItems.Add(file.Extension) li.SubItems.Add(file.Length) ListView1.Items.Add(li) Next End Sub
End Class</source>