в 16:40, 26 мая 2010

2010-05-26T16:40:06Z

Admin: 1 версия

2010-05-26T12:44:27Z

1 версия

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==Prograss Bar Demo==

<source lang="vbnet">
Imports System.Windows.Forms
Imports System.IO

Module Module1
Sub Main()
Application.Run(New Form1)
End Sub
End Module

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
"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 ProgressBar1 As System.Windows.Forms.ProgressBar
Friend WithEvents Button1 As System.Windows.Forms.Button
Friend WithEvents StatusBar1 As System.Windows.Forms.StatusBar
<System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
Me.ProgressBar1 = New System.Windows.Forms.ProgressBar()
Me.Button1 = New System.Windows.Forms.Button()
Me.StatusBar1 = New System.Windows.Forms.StatusBar()
Me.SuspendLayout()
"
"ProgressBar1
"
Me.ProgressBar1.Location = New System.Drawing.Point(24, 160)
Me.ProgressBar1.Name = "ProgressBar1"
Me.ProgressBar1.Size = New System.Drawing.Size(408, 23)
Me.ProgressBar1.TabIndex = 3
"
"Button1
"
Me.Button1.Location = New System.Drawing.Point(328, 32)
Me.Button1.Name = "Button1"
Me.Button1.Size = New System.Drawing.Size(112, 23)
Me.Button1.TabIndex = 4
Me.Button1.Text = "Calculate"
"
"StatusBar1
"
Me.StatusBar1.Location = New System.Drawing.Point(0, 207)
Me.StatusBar1.Name = "StatusBar1"
Me.StatusBar1.Size = New System.Drawing.Size(456, 22)
Me.StatusBar1.TabIndex = 5
"
"Form1
"
Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
Me.ClientSize = New System.Drawing.Size(456, 229)
Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.StatusBar1, Me.Button1, Me.ProgressBar1})
Me.Name = "Form1"
Me.Text = "UseProgressBar"
Me.ResumeLayout(False)
End Sub
#End Region
Function Factorial(ByVal Value As Double) As Double
If (Value = 0) Then
Factorial = 1.0
System.Threading.Thread.Sleep(3000)
Else
Factorial = Value * Factorial(Math.Ceiling(Value - 1))
End If
End Function
Private Sub Button1_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles Button1.Click
StatusBar1.Text = "Calculating Factorial(10)"
Factorial(10)
ProgressBar1.Value = 33
StatusBar1.Text = "Calculating Factorial(20)"
Factorial(20)
ProgressBar1.Value = 66
StatusBar1.Text = "Calculating Factorial(30)"
Factorial(30)
ProgressBar1.Value = 100
StatusBar1.Text = "Done"
End Sub
End Class

</source>

==ProgressBar control==

<source lang="vbnet">
Imports System
Imports System.Collections
Imports System.Data
Imports System.Drawing
Imports System.Windows.Forms
Imports System.ruponentModel
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 Progress
Inherits System.Windows.Forms.UserControl
#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
"UserControl 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 Bar As System.Windows.Forms.ProgressBar
Friend WithEvents lblProgress As System.Windows.Forms.Label
<System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
Me.Bar = New System.Windows.Forms.ProgressBar()
Me.lblProgress = New System.Windows.Forms.Label()
Me.SuspendLayout()
"
"Bar
"
Me.Bar.Anchor = ((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Left) _
Or System.Windows.Forms.AnchorStyles.Right)
Me.Bar.Location = New System.Drawing.Point(4, 8)
Me.Bar.Name = "Bar"
Me.Bar.Size = New System.Drawing.Size(154, 32)
Me.Bar.TabIndex = 0
"
"lblProgress
"
Me.lblProgress.Anchor = ((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Left) _
Or System.Windows.Forms.AnchorStyles.Right)
Me.lblProgress.Location = New System.Drawing.Point(4, 48)
Me.lblProgress.Name = "lblProgress"
Me.lblProgress.Size = New System.Drawing.Size(152, 16)
Me.lblProgress.TabIndex = 1
Me.lblProgress.Text = "0% Done"
Me.lblProgress.TextAlign = System.Drawing.ContentAlignment.TopCenter
"
"Progress
"
Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.lblProgress, Me.Bar})
Me.Font = New System.Drawing.Font("Tahoma", 8.25!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
Me.Name = "Progress"
Me.Size = New System.Drawing.Size(164, 68)
Me.ResumeLayout(False)
End Sub
#End Region
Property Value() As Integer
Get
Return Bar.Value
End Get
Set(ByVal Value As Integer)
Bar.Value = Value
UpdateLabel()
End Set
End Property
Property Maximum() As Integer
Get
Return Bar.Maximum
End Get
Set(ByVal Value As Integer)
Bar.Maximum = Value
End Set
End Property
Property [Step]() As Integer
Get
Return Bar.Step
End Get
Set(ByVal Value As Integer)
Bar.Step = Value
End Set
End Property
Public Sub PerformStep()
Bar.PerformStep()
UpdateLabel()
End Sub
Private Sub UpdateLabel()
lblProgress.Text = ((Bar.Value * 100) \ Bar.Maximum).ToString() & "% Done"
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
"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 Status As Progress
Friend WithEvents cmdStart As System.Windows.Forms.Button
Friend WithEvents tmrIncrementBar As System.Windows.Forms.Timer
<System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
Me.ruponents = New System.ruponentModel.Container()
Me.Status = New Progress()
Me.cmdStart = New System.Windows.Forms.Button()
Me.tmrIncrementBar = New System.Windows.Forms.Timer(Me.ruponents)
Me.SuspendLayout()
"
"Status
"
Me.Status.Anchor = ((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Left) _
Or System.Windows.Forms.AnchorStyles.Right)
Me.Status.BackColor = System.Drawing.SystemColors.Control
Me.Status.Font = New System.Drawing.Font("Tahoma", 8.25!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
Me.Status.Location = New System.Drawing.Point(4, 16)
Me.Status.Maximum = 100
Me.Status.Name = "Status"
Me.Status.Size = New System.Drawing.Size(284, 88)
Me.Status.Step = 10
Me.Status.TabIndex = 0
Me.Status.Value = 0
"
"cmdStart
"
Me.cmdStart.FlatStyle = System.Windows.Forms.FlatStyle.System
Me.cmdStart.Location = New System.Drawing.Point(92, 140)
Me.cmdStart.Name = "cmdStart"
Me.cmdStart.Size = New System.Drawing.Size(108, 24)
Me.cmdStart.TabIndex = 1
Me.cmdStart.Text = "Start"
"
"tmrIncrementBar
"
Me.tmrIncrementBar.Interval = 1000
"
"Form1
"
Me.AutoScaleBaseSize = New System.Drawing.Size(5, 14)
Me.ClientSize = New System.Drawing.Size(292, 174)
Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.cmdStart, Me.Status})
Me.Font = New System.Drawing.Font("Tahoma", 8.25!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
Me.Name = "Form1"
Me.Text = "Progress Host"
Me.ResumeLayout(False)
End Sub
#End Region

Private Sub tmrIncrementBar_Tick(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles tmrIncrementBar.Tick
Status.PerformStep()
If Status.Maximum = Status.Value Then tmrIncrementBar.Enabled = False
End Sub
Private Sub cmdStart_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles cmdStart.Click
tmrIncrementBar.Enabled = False
Status.Value = 0
Status.Maximum = 20
Status.Step = 1
tmrIncrementBar.Enabled = True
End Sub

End Class

</source>

==Progress Bar Demo: set Value and Step==

<source lang="vbnet">
Imports System
Imports System.Data
Imports System.Windows.Forms
Imports System.Drawing
Imports System.Diagnostics
Imports System.Drawing.Printing
Public Class MainClass

Shared Sub Main()

Dim form1 As Form = New Form1
Application.Run(form1)
End Sub
End Class

Public Class Form1
Private Sub btnGo_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnGo.Click
ProgressBar1.Step = 21
ProgressBar1.Value = 0
btnGo.Enabled = False
Timer1.Enabled = True
End Sub
Private Sub Timer1_Tick(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Timer1.Tick
ProgressBar1.PerformStep()
If ProgressBar1.Value >= ProgressBar1.Maximum Then
Timer1.Enabled = False
btnGo.Enabled = True
End If
End Sub
End Class

<Global.Microsoft.VisualBasic.rupilerServices.DesignerGenerated()> _
Partial Public Class Form1
Inherits System.Windows.Forms.Form
"Form overrides dispose to clean up the component list.
<System.Diagnostics.DebuggerNonUserCode()> _
Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
If disposing AndAlso components IsNot Nothing Then
components.Dispose()
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.
<System.Diagnostics.DebuggerStepThrough()> _
Private Sub InitializeComponent()
Me.ruponents = New System.ruponentModel.Container
Me.ProgressBar1 = New System.Windows.Forms.ProgressBar
Me.btnGo = New System.Windows.Forms.Button
Me.Timer1 = New System.Windows.Forms.Timer(Me.ruponents)
Me.SuspendLayout()
"
"ProgressBar1
"
Me.ProgressBar1.Location = New System.Drawing.Point(16, 48)
Me.ProgressBar1.Name = "ProgressBar1"
Me.ProgressBar1.Size = New System.Drawing.Size(248, 16)
Me.ProgressBar1.TabIndex = 3
"
"btnGo
"
Me.btnGo.Location = New System.Drawing.Point(16, 16)
Me.btnGo.Name = "btnGo"
Me.btnGo.Size = New System.Drawing.Size(48, 24)
Me.btnGo.TabIndex = 2
Me.btnGo.Text = "Go"
"
"Timer1
"
Me.Timer1.Interval = 250
"
"Form1
"
Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 13.0!)
Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
Me.ClientSize = New System.Drawing.Size(282, 86)
Me.Controls.Add(Me.ProgressBar1)
Me.Controls.Add(Me.btnGo)
Me.Name = "Form1"
Me.Text = "UseProgressBar"
Me.ResumeLayout(False)
End Sub
Friend WithEvents ProgressBar1 As System.Windows.Forms.ProgressBar
Friend WithEvents btnGo As System.Windows.Forms.Button
Friend WithEvents Timer1 As System.Windows.Forms.Timer
End Class

</source>

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VB.Net/GUI/Progress Bar - История изменений

в 16:40, 26 мая 2010

Admin: 1 версия