в 16:40, 26 мая 2010

2010-05-26T16:40:06Z

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2010-05-26T12:44:26Z

1 версия

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==Form Opacity in VB==

<source lang="vbnet">
Imports System
Imports System.Drawing
Imports System.Collections
Imports System.ruponentModel
Imports System.Windows.Forms
Imports System.Data
Imports System.Configuration
Imports System.Resources
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 timer1 As System.Windows.Forms.Timer
Friend WithEvents label1 As System.Windows.Forms.Label
<System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
Me.ruponents = New System.ruponentModel.Container()
Me.timer1 = New System.Windows.Forms.Timer(Me.ruponents)
Me.label1 = New System.Windows.Forms.Label()
Me.SuspendLayout()
"
"timer1
"
"
"label1
"
Me.label1.Location = New System.Drawing.Point(96, 24)
Me.label1.Name = "label1"
Me.label1.TabIndex = 1
Me.label1.Text = "Click On Me!"
Me.label1.TextAlign = System.Drawing.ContentAlignment.MiddleCenter
"
"Form1
"
Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
Me.ClientSize = New System.Drawing.Size(292, 70)
Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.label1})
Me.Name = "Form1"
Me.Opacity = 0.7
Me.Text = "Opacity = 0.5"
Me.ResumeLayout(False)
End Sub
#End Region
Private Sub Form1_Activated(ByVal sender As Object, ByVal e As System.EventArgs) Handles MyBase.Activated
" timer1.Enabled = True
End Sub
Private Sub timer1_Tick(ByVal sender As Object, ByVal e As System.EventArgs) Handles timer1.Tick
If Me.Opacity < 1.0 Then Me.Opacity = Me.Opacity + 0.1
Me.Text = "Opacity = " & Me.Opacity.ToString()
End Sub

Private Sub Form1_Deactivate(ByVal sender As Object, ByVal e As System.EventArgs) Handles MyBase.Deactivate
timer1.Enabled = False
End Sub
Private Sub label1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles label1.Click
If Me.Opacity < 1.0 Then Me.Opacity = Me.Opacity + 0.1
Me.Text = "Opacity = " & Me.Opacity.ToString()
End Sub
End Class

Public Class MainClass
Shared Sub Main()
Dim myform As Form = New Form1()
Application.Run(myform)
End Sub
End Class

</source>

==Get Frame Client Rectangle Size==

<source lang="vbnet">
Imports System
Imports System.ruponentModel
Imports System.Windows.Forms
Imports System.Data
Imports System.Configuration
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Drawing.Text
Imports System.Globalization
Imports System.Text
Imports System.Collections
Public Class MainClass
Shared Sub Main()
Dim myform As Form = New Form1()
Application.Run(myform)
End Sub
End Class
Public Class Form1
Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
Button1.Location = New Point( _
Me.ClientRectangle.Width - Button1.Width, _
Me.ClientRectangle.Height - Button1.Height)
Button1.Anchor = AnchorStyles.Bottom Or AnchorStyles.Right
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.Button1 = New System.Windows.Forms.Button
Me.SuspendLayout()
"
"Button1
"
Me.Button1.Location = New System.Drawing.Point(24, 24)
Me.Button1.Name = "Button1"
Me.Button1.Size = New System.Drawing.Size(75, 23)
Me.Button1.TabIndex = 0
Me.Button1.Text = "Button1"
"
"Form1
"
Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 13.0!)
Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
Me.ClientSize = New System.Drawing.Size(185, 84)
Me.Controls.Add(Me.Button1)
Me.Name = "Form1"
Me.Text = "Form1"
Me.ResumeLayout(False)
End Sub
Friend WithEvents Button1 As System.Windows.Forms.Button
End Class

</source>

==Non rectangle window in VB==

<source lang="vbnet">
Imports System
Imports System.Drawing
Imports System.Collections
Imports System.ruponentModel
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
Imports System.Data
Imports System.Configuration
Imports System.Resources
Public Class TransparentForm
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
Me.SetStyle(ControlStyles.ResizeRedraw, True)
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
<System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
Me.ClientSize = New System.Drawing.Size(208, 68)
Me.FormBorderStyle = System.Windows.Forms.FormBorderStyle.None
Me.Name = "TransparentForm"
Me.Text = "Transparency Test"
End Sub
#End Region
Private Sub TransparentForm_Paint(ByVal sender As Object, ByVal e As System.Windows.Forms.PaintEventArgs) Handles MyBase.Paint
Dim g As Graphics = e.Graphics
Dim _pen As Pen = New Pen(Color.DarkBlue, 4)
Dim rect As Rectangle = Me.ClientRectangle
rect.Inflate(-2, -2)
g.FillEllipse(Brushes.Yellow, rect)
g.DrawEllipse(_pen, rect)
_pen.Dispose()
Dim _font As Font = New Font(Me.Font, FontStyle.Bold)
Dim format As StringFormat = New StringFormat()
format.Alignment = StringAlignment.Center
format.LineAlignment = StringAlignment.Center
g.DrawString("Window", _font, Brushes.DarkBlue, RectangleF.op_Implicit(Me.ClientRectangle), format)
_font.Dispose()
End Sub
Sub SetEllipseRegion()
Dim rect As Rectangle = Me.ClientRectangle
Dim path As GraphicsPath = New GraphicsPath()
path.AddEllipse(RectangleF.op_Implicit(rect))
Me.Region = New Region(path)
path.Dispose()
End Sub
Private Sub TransparentForm_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles MyBase.Load
SetEllipseRegion()
End Sub
Private Sub TransparentForm_SizeChanged(ByVal sender As Object, ByVal e As System.EventArgs) Handles MyBase.SizeChanged
SetEllipseRegion()
End Sub
End Class
Public Class MainClass
Shared Sub Main()
Dim myform As Form = New TransparentForm()
Application.Run(myform)
End Sub
End Class

</source>

==Resetting a Form==

<source lang="vbnet">
Imports System.Windows.Forms
Module MainModule
Public Sub ResetForm(ByVal FormToReset As Form)
Dim objControl As Control
For Each objControl In FormToReset.Controls
If TypeOf (objControl) Is System.Windows.Forms.TextBox Then
objControl.Text = "" " Clear TextBox
ElseIf TypeOf (objControl) Is System.Windows.Forms.CheckBox Then
Dim objCheckBox As System.Windows.Forms.CheckBox = objControl
objCheckBox.Checked = False " Uncheck CheckBox
ElseIf TypeOf (objControl) Is System.Windows.Forms.ruboBox Then
Dim objComboBox As System.Windows.Forms.ruboBox = objControl
objComboBox.SelectedIndex = -1 " Deselect any ComboBox entry
End If
Next
End Sub
End Module

</source>

==Simple window frame==

<source lang="vbnet">
Imports System
Imports System.Windows.Forms
Class MyFirstForm
Inherits Form
Private WithEvents mybutton As Button
Public Sub New()
Me.Text = "Hello, WinForms!"
mybutton = New Button()
mybutton.Text = "Click Me!"
Me.Controls.Add(mybutton)
End Sub
Public Sub mybutton_Click(sender As Object, e As EventArgs) Handles mybutton.Click
MessageBox.Show("Message")
End Sub
Shared Sub Main()
Dim myform As Form = New MyFirstForm()
Application.Run(myform)
End Sub
End Class

</source>

==Snap to Control==

<source lang="vbnet">
Imports System.Windows.Forms
Imports System.Drawing
Public Class Form1
Inherits System.Windows.Forms.Form
Public Sub New()
MyBase.New()
InitializeComponent()
End Sub
Friend WithEvents Button1 As System.Windows.Forms.Button
Friend WithEvents LinkLabel1 As System.Windows.Forms.LinkLabel
<System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
Dim resources As System.Resources.ResourceManager = New System.Resources.ResourceManager(GetType(Form1))
Me.Button1 = New System.Windows.Forms.Button()
Me.LinkLabel1 = New System.Windows.Forms.LinkLabel()
Me.SuspendLayout()
"
Me.Button1.Image = CType(resources.GetObject("Button1.Image"), System.Drawing.Bitmap)
Me.Button1.Location = New System.Drawing.Point(192, 48)
Me.Button1.Size = New System.Drawing.Size(168, 64)
"
Me.LinkLabel1.Location = New System.Drawing.Point(24, 16)
Me.LinkLabel1.Text = "Click here to snap!"
"
Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
Me.ClientSize = New System.Drawing.Size(544, 182)
Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.LinkLabel1, Me.Button1})
Me.Text = "Snapping to a Control"
Me.ResumeLayout(False)
End Sub
Private Sub LinkLabel1_LinkClicked(ByVal sender As System.Object, ByVal e As System.Windows.Forms.LinkLabelLinkClickedEventArgs) Handles LinkLabel1.LinkClicked
SnapToControl(Button1)
End Sub
Public Sub SnapToControl(ByVal Control As Control)
Dim objPoint As Point = Control.PointToScreen(New Point(0, 0))
Cursor.Position = objPoint
End Sub
End Class

</source>

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VB.Net/GUI/Frame Form - История изменений

в 16:40, 26 мая 2010

Admin: 1 версия