Fill XML data into ListView and add column to ListView at run time : ListView « GUI « VB.Net
Fill XML data into ListView and add column to ListView at run time
Imports System
Imports System.Collections
Imports System.Data
Imports System.Drawing
Imports System.Windows.Forms
Imports System.ComponentModel
Imports System.Drawing.Drawing2D
Imports System.IO
Public Class MainClass
Shared Sub Main()
Dim form1 As Form = New Form1
Application.Run(form1)
End Sub
End Class
Public Class Form1
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
Friend WithEvents cmdFillList As System.Windows.Forms.Button
Friend WithEvents GroupBox1 As System.Windows.Forms.GroupBox
Friend WithEvents optSmallIcon As System.Windows.Forms.RadioButton
Friend WithEvents optLargeIcon As System.Windows.Forms.RadioButton
Friend WithEvents optDetails As System.Windows.Forms.RadioButton
Friend WithEvents optList As System.Windows.Forms.RadioButton
Friend WithEvents listAuthors As System.Windows.Forms.ListView
Private components As System.ComponentModel.IContainer
'Required by the Windows Form Designer
'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.
<System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
Me.components = New System.ComponentModel.Container()
Me.GroupBox1 = New System.Windows.Forms.GroupBox()
Me.optLargeIcon = New System.Windows.Forms.RadioButton()
Me.optList = New System.Windows.Forms.RadioButton()
Me.optDetails = New System.Windows.Forms.RadioButton()
Me.optSmallIcon = New System.Windows.Forms.RadioButton()
Me.listAuthors = New System.Windows.Forms.ListView()
Me.cmdFillList = New System.Windows.Forms.Button()
Me.GroupBox1.SuspendLayout()
Me.SuspendLayout()
'
'GroupBox1
'
Me.GroupBox1.Anchor = (System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Right)
Me.GroupBox1.Controls.AddRange(New System.Windows.Forms.Control() {Me.optLargeIcon, Me.optList, Me.optDetails, Me.optSmallIcon})
Me.GroupBox1.FlatStyle = System.Windows.Forms.FlatStyle.System
Me.GroupBox1.Font = New System.Drawing.Font("Tahoma", 8.25!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
Me.GroupBox1.Location = New System.Drawing.Point(276, 12)
Me.GroupBox1.Name = "GroupBox1"
Me.GroupBox1.Size = New System.Drawing.Size(104, 132)
Me.GroupBox1.TabIndex = 2
Me.GroupBox1.TabStop = False
Me.GroupBox1.Text = "View"
'
'optLargeIcon
'
Me.optLargeIcon.Checked = True
Me.optLargeIcon.FlatStyle = System.Windows.Forms.FlatStyle.System
Me.optLargeIcon.Font = New System.Drawing.Font("Tahoma", 8.25!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
Me.optLargeIcon.Location = New System.Drawing.Point(16, 48)
Me.optLargeIcon.Name = "optLargeIcon"
Me.optLargeIcon.Size = New System.Drawing.Size(76, 16)
Me.optLargeIcon.TabIndex = 0
Me.optLargeIcon.TabStop = True
Me.optLargeIcon.Text = "LargeIcon"
'
'optList
'
Me.optList.FlatStyle = System.Windows.Forms.FlatStyle.System
Me.optList.Font = New System.Drawing.Font("Tahoma", 8.25!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
Me.optList.Location = New System.Drawing.Point(16, 96)
Me.optList.Name = "optList"
Me.optList.Size = New System.Drawing.Size(56, 16)
Me.optList.TabIndex = 0
Me.optList.Text = "List"
'
'optDetails
'
Me.optDetails.FlatStyle = System.Windows.Forms.FlatStyle.System
Me.optDetails.Font = New System.Drawing.Font("Tahoma", 8.25!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
Me.optDetails.Location = New System.Drawing.Point(16, 72)
Me.optDetails.Name = "optDetails"
Me.optDetails.Size = New System.Drawing.Size(72, 16)
Me.optDetails.TabIndex = 0
Me.optDetails.Text = "Details"
'
'optSmallIcon
'
Me.optSmallIcon.FlatStyle = System.Windows.Forms.FlatStyle.System
Me.optSmallIcon.Font = New System.Drawing.Font("Tahoma", 8.25!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
Me.optSmallIcon.Location = New System.Drawing.Point(16, 24)
Me.optSmallIcon.Name = "optSmallIcon"
Me.optSmallIcon.Size = New System.Drawing.Size(72, 16)
Me.optSmallIcon.TabIndex = 0
Me.optSmallIcon.Text = "SmallIcon"
'
'listAuthors
'
Me.listAuthors.Activation = System.Windows.Forms.ItemActivation.OneClick
Me.listAuthors.AllowColumnReorder = True
Me.listAuthors.Anchor = (((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Bottom) _
Or System.Windows.Forms.AnchorStyles.Left) _
Or System.Windows.Forms.AnchorStyles.Right)
Me.listAuthors.GridLines = True
Me.listAuthors.HoverSelection = True
Me.listAuthors.Location = New System.Drawing.Point(8, 8)
Me.listAuthors.Name = "listAuthors"
Me.listAuthors.Size = New System.Drawing.Size(260, 332)
Me.listAuthors.Sorting = System.Windows.Forms.SortOrder.Ascending
Me.listAuthors.TabIndex = 0
'
'cmdFillList
'
Me.cmdFillList.Anchor = (System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Right)
Me.cmdFillList.FlatStyle = System.Windows.Forms.FlatStyle.System
Me.cmdFillList.Font = New System.Drawing.Font("Tahoma", 8.25!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
Me.cmdFillList.Location = New System.Drawing.Point(276, 152)
Me.cmdFillList.Name = "cmdFillList"
Me.cmdFillList.Size = New System.Drawing.Size(104, 24)
Me.cmdFillList.TabIndex = 1
Me.cmdFillList.Text = "Fill List"
'
'ListViewExample
'
Me.AutoScaleBaseSize = New System.Drawing.Size(5, 14)
Me.ClientSize = New System.Drawing.Size(388, 349)
Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.GroupBox1, Me.cmdFillList, Me.listAuthors})
Me.Font = New System.Drawing.Font("Tahoma", 8.25!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
Me.Name = "ListViewExample"
Me.Text = "ListView Example"
Me.GroupBox1.ResumeLayout(False)
Me.ResumeLayout(False)
End Sub
#End Region
Private Sub cmdFillList_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles cmdFillList.Click
listAuthors.BeginUpdate()
Dim dt As DataTable = StoreDB.GetProducts()
Dim dr As DataRow
For Each dr In dt.Rows
Dim listItem As New ListViewItem(dr("book").ToString)
listItem.ImageIndex = 0
listItem.SubItems.Add(dr("title"))
listAuthors.Items.Add(listItem)
Next
listAuthors.Columns.Add("title", 100, HorizontalAlignment.Left)
listAuthors.EndUpdate()
End Sub
Private Sub NewView(ByVal sender As System.Object, ByVal e As System.EventArgs) _
Handles optSmallIcon.CheckedChanged, optDetails.CheckedChanged, _
optLargeIcon.CheckedChanged, optList.CheckedChanged
listAuthors.View = CType(sender, Control).Tag
Me.Text = "Using View: " & listAuthors.View.ToString
End Sub
Private Sub ListViewExample_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
optLargeIcon.Tag = View.LargeIcon
optSmallIcon.Tag = View.SmallIcon
optDetails.Tag = View.Details
optList.Tag = View.List
Call cmdFillList_Click(Nothing, Nothing)
End Sub
Private Sub listAuthors_ColumnClick(ByVal sender As Object, ByVal e As System.Windows.Forms.ColumnClickEventArgs) Handles listAuthors.ColumnClick
listAuthors.ListViewItemSorter = New CompareListViewItems(e.Column)
listAuthors.Sort()
End Sub
End Class
Public Class CompareListViewItems
Implements IComparer
Public ReadOnly Column As Integer
Public Sub New(ByVal columnIndex As Integer)
Column = columnIndex
End Sub
Public Function Compare(ByVal x As Object, ByVal y As Object) As Integer Implements System.Collections.IComparer.Compare
Dim ListX As ListViewItem = CType(x, ListViewItem)
Dim ListY As ListViewItem = CType(y, ListViewItem)
If ListX.SubItems(Column).Text > ListY.SubItems(Column).Text Then
Return 1
ElseIf ListX.SubItems(Column).Text = ListY.SubItems(Column).Text Then
Return 0
Else
Return -1
End If
End Function
End Class
Public Class StoreDB
Public Shared Function GetProducts() As DataTable
Dim dsStore As New DataSet()
dsStore.ReadXmlSchema("book.xdr")
dsStore.ReadXml("book.xml")
Return dsStore.Tables("books")
End Function
End Class
