в 16:40, 26 мая 2010

2010-05-26T16:40:30Z

Admin: 1 версия

2010-05-26T12:56:34Z

1 версия

Новая страница

==Change Control"s background color==

<source lang="vbnet">Imports System.Windows.Forms
Imports System.Drawing
Imports System.Drawing.Drawing2D
public class GetAllControlsOnForm
public Shared Sub Main
Application.Run(New Form1)
End Sub
End class

Public Class Form1
Private Sub ActRed_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ActRed.Click
For Each scanControls As Control In Me.Controls
If (TypeOf scanControls Is Label) Then
scanControls.BackColor = Color.Red
End If
Next scanControls
End Sub
Private Sub ActNormal_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ActNormal.Click
For Each scanControls As Control In Me.Controls
If (TypeOf scanControls Is Label) Then
scanControls.BackColor = SystemColors.Control
End If
Next scanControls
End Sub
End Class

<Global.Microsoft.VisualBasic.rupilerServices.DesignerGenerated()> _
Partial Class Form1
Inherits System.Windows.Forms.Form
"Form overrides dispose to clean up the component list.
<System.Diagnostics.DebuggerNonUserCode()> _
Protected 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.Label1 = New System.Windows.Forms.Label
Me.ActRed = New System.Windows.Forms.Button
Me.Label2 = New System.Windows.Forms.Label
Me.Label3 = New System.Windows.Forms.Label
Me.ActNormal = New System.Windows.Forms.Button
Me.SuspendLayout()
"
"Label1
"
Me.Label1.AutoSize = True
Me.Label1.Location = New System.Drawing.Point(8, 8)
Me.Label1.Name = "Label1"
Me.Label1.Size = New System.Drawing.Size(39, 13)
Me.Label1.TabIndex = 0
Me.Label1.Text = "Label1"
"
"ActRed
"
Me.ActRed.Location = New System.Drawing.Point(16, 88)
Me.ActRed.Name = "ActRed"
Me.ActRed.Size = New System.Drawing.Size(75, 23)
Me.ActRed.TabIndex = 1
Me.ActRed.Text = "Red"
Me.ActRed.UseVisualStyleBackColor = True
"
"Label2
"
Me.Label2.AutoSize = True
Me.Label2.Location = New System.Drawing.Point(8, 32)
Me.Label2.Name = "Label2"
Me.Label2.Size = New System.Drawing.Size(39, 13)
Me.Label2.TabIndex = 2
Me.Label2.Text = "Label2"
"
"Label3
"
Me.Label3.AutoSize = True
Me.Label3.Location = New System.Drawing.Point(8, 56)
Me.Label3.Name = "Label3"
Me.Label3.Size = New System.Drawing.Size(39, 13)
Me.Label3.TabIndex = 3
Me.Label3.Text = "Label3"
"
"ActNormal
"
Me.ActNormal.Location = New System.Drawing.Point(104, 88)
Me.ActNormal.Name = "ActNormal"
Me.ActNormal.Size = New System.Drawing.Size(75, 23)
Me.ActNormal.TabIndex = 4
Me.ActNormal.Text = "Normal"
Me.ActNormal.UseVisualStyleBackColor = True
"
"Form1
"
Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 13.0!)
Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
Me.ClientSize = New System.Drawing.Size(292, 127)
Me.Controls.Add(Me.ActNormal)
Me.Controls.Add(Me.Label3)
Me.Controls.Add(Me.Label2)
Me.Controls.Add(Me.ActRed)
Me.Controls.Add(Me.Label1)
Me.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedSingle
Me.MaximizeBox = False
Me.Name = "Form1"
Me.Text = "Iterating Controls"
Me.ResumeLayout(False)
Me.PerformLayout()
End Sub
Friend WithEvents Label1 As System.Windows.Forms.Label
Friend WithEvents ActRed As System.Windows.Forms.Button
Friend WithEvents Label2 As System.Windows.Forms.Label
Friend WithEvents Label3 As System.Windows.Forms.Label
Friend WithEvents ActNormal As System.Windows.Forms.Button
End Class</source>

==Set Control"s foreground color==

<source lang="vbnet">Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class ColorDialogSetForgroundBackgroundColor
public Shared Sub Main
Application.Run(New FrmColorDialogTest)
End Sub
End class
Public Class FrmColorDialogTest
Inherits System.Windows.Forms.Form
Friend WithEvents cmdBackgroundButton As Button
Friend WithEvents cmdTextButton As Button
#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.Container
"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.cmdBackgroundButton = New System.Windows.Forms.Button()
Me.cmdTextButton = New System.Windows.Forms.Button()
Me.SuspendLayout()
"
"cmdBackgroundButton
"
Me.cmdBackgroundButton.Location = New System.Drawing.Point(16, 16)
Me.cmdBackgroundButton.Name = "cmdBackgroundButton"
Me.cmdBackgroundButton.Size = New System.Drawing.Size(160, 24)
Me.cmdBackgroundButton.TabIndex = 0
Me.cmdBackgroundButton.Text = "Change Background Color"
"
"cmdTextButton
"
Me.cmdTextButton.Location = New System.Drawing.Point(16, 56)
Me.cmdTextButton.Name = "cmdTextButton"
Me.cmdTextButton.Size = New System.Drawing.Size(160, 24)
Me.cmdTextButton.TabIndex = 1
Me.cmdTextButton.Text = "Change Text Color"
"
"FrmColorDialogTest
"
Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
Me.ClientSize = New System.Drawing.Size(192, 93)
Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.cmdTextButton, Me.cmdBackgroundButton})
Me.Name = "FrmColorDialogTest"
Me.Text = "Using Color Dialogs"
Me.ResumeLayout(False)
End Sub
#End Region
Dim colorBox As ColorDialog = New ColorDialog()
Private Sub cmdTextButton_Click(ByVal sender As System.Object, _
ByVal e As System.EventArgs) Handles cmdTextButton.Click
Dim result As DialogResult
result = colorBox.ShowDialog()
If result = DialogResult.Cancel Then
Return
End If
cmdBackgroundButton.ForeColor = colorBox.Color
cmdTextButton.ForeColor = colorBox.Color
End Sub
Private Sub cmdBackgroundButton_Click( _
ByVal sender As System.Object, _
ByVal e As System.EventArgs) _
Handles cmdBackgroundButton.Click
Dim result As DialogResult
colorBox.FullOpen = True
result = colorBox.ShowDialog()
If result = DialogResult.Cancel Then
Return
End If
Me.BackColor = colorBox.Color
End Sub
End Class</source>

← Предыдущая	Версия 16:40, 26 мая 2010
(нет различий)

VB.Net Tutorial/GUI/Control Properties - История изменений

в 16:40, 26 мая 2010

Admin: 1 версия