VB.Net Tutorial/GUI/Control Size Location — различия между версиями
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Текущая версия на 15:56, 26 мая 2010
Содержание
Control Dynamic Size Location
<source lang="vbnet">imports System imports System.Drawing imports System.Windows.Forms public class ControlDynamicSizeLocation : inherits Form
private WithEvents btnShow as Button public sub New() btnShow = new Button() btnShow.Parent = me Size = new Size(350,400) btnShow.Size = new Size(20, 20) OnResize(EventArgs.Empty) end sub protected overrides sub OnResize(ByVal e as EventArgs) MyBase.OnResize(e) btnShow.Location = new Point(me.ClientSize.Width/10, me.ClientSize.Height/10) end sub public shared sub Main() Application.Run(new ControlDynamicSizeLocation()) end sub
end class</source>
Get Control Location and Size
<source lang="vbnet">imports System imports System.Drawing imports System.Windows.Forms public class ControlSizeLocation : inherits Form
Private WithEvents btnShow as Button Private WithEvents btnChange as Button public sub New() BackColor = Color.LightBlue ForeColor = Color.DarkBlue Size = new Size(350,200) btnShow = new Button() btnShow.Location = new Point(50,50) btnShow.Size = new Size(100,23) btnShow.Text = "Show" btnShow.Parent = me btnChange = new Button() btnChange.Location = new Point(200,50) btnChange.Size = new Size(100,23) btnChange.Text = "Change" btnChange.Parent = me end sub public shared sub Main() Application.Run(new ControlSizeLocation()) end sub private sub btnShow_Click(ByVal sender as object,ByVal e as EventArgs) Handles btnShow.Click Console.WriteLine("Button Bottom: " + btnShow.Bottom.ToString()) Console.WriteLine("Button Top: " + btnShow.Top.ToString()) Console.WriteLine("Button Left: " + btnShow.Left.ToString()) Console.WriteLine("Button Right: " + btnShow.Right.ToString()) Console.WriteLine("Button Location: " + btnShow.Location.ToString()) Console.WriteLine("Button Width: " + btnShow.Width.ToString()) Console.WriteLine("Button Height: " + btnShow.Height.ToString()) Console.WriteLine("Button Size: " + btnShow.Size.ToString()) Console.WriteLine("Button ClientSize: " + btnShow.ClientSize.ToString()) Console.WriteLine("Form Size: " + me.Size.ToString()) Console.WriteLine("Form ClientSize: " + me.ClientSize.ToString()) end sub private sub btnChange_Click(ByVal sender as object,ByVal e as EventArgs)Handles btnChange.Click me.Size = new Size(800,200) end sub
end class</source>
Resize controls
<source lang="vbnet">Imports System.Windows.Forms public class FormResizeEvent
public Shared Sub Main Application.Run(New Form1) End Sub
End class Public Class Form1
Private Sub Form1_Resize(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Resize GroupBox1.Top = 0 GroupBox1.Left = 0 GroupBox1.Width = Me.Width GroupBox1.Height = Me.Height Label1.Left = GroupBox1.Top + 10 Label1.Top = GroupBox1.Left + 20 TextBox1.Top = Label1.Top + 50 TextBox1.Left = Label1.Left TextBox1.Width = GroupBox1.Width - 20 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.GroupBox1 = New System.Windows.Forms.GroupBox Me.TextBox1 = New System.Windows.Forms.TextBox Me.Label1 = New System.Windows.Forms.Label Me.GroupBox1.SuspendLayout() Me.SuspendLayout() " "GroupBox1 " Me.GroupBox1.Controls.Add(Me.TextBox1) Me.GroupBox1.Controls.Add(Me.Label1) Me.GroupBox1.Location = New System.Drawing.Point(12, 12) Me.GroupBox1.Name = "GroupBox1" Me.GroupBox1.Size = New System.Drawing.Size(392, 195) Me.GroupBox1.TabIndex = 0 Me.GroupBox1.TabStop = False Me.GroupBox1.Text = "GroupBox1" " "TextBox1 " Me.TextBox1.Location = New System.Drawing.Point(32, 62) Me.TextBox1.Multiline = True Me.TextBox1.Name = "TextBox1" Me.TextBox1.Size = New System.Drawing.Size(331, 21) Me.TextBox1.TabIndex = 5 " "Label1 " Me.Label1.AutoSize = True Me.Label1.Location = New System.Drawing.Point(30, 30) Me.Label1.Name = "Label1" Me.Label1.Size = New System.Drawing.Size(41, 12) Me.Label1.TabIndex = 4 Me.Label1.Text = "Label1" " "Form1 " Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 12.0!) Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font Me.ClientSize = New System.Drawing.Size(416, 219) Me.Controls.Add(Me.GroupBox1) Me.Name = "Form1" Me.Text = "Form1" Me.GroupBox1.ResumeLayout(False) Me.GroupBox1.PerformLayout() Me.ResumeLayout(False) End Sub Friend WithEvents GroupBox1 As System.Windows.Forms.GroupBox Friend WithEvents TextBox1 As System.Windows.Forms.TextBox Friend WithEvents Label1 As System.Windows.Forms.Label
End Class</source>
Set Control Bounds
<source lang="vbnet">Imports System.Windows.Forms public class FormLayoutEvent
public Shared Sub Main Application.Run(New GridForm) End Sub
End class Public Class GridForm
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 button1 As System.Windows.Forms.Button Friend WithEvents button2 As System.Windows.Forms.Button Friend WithEvents button3 As System.Windows.Forms.Button Friend WithEvents button4 As System.Windows.Forms.Button Friend WithEvents button5 As System.Windows.Forms.Button Friend WithEvents button6 As System.Windows.Forms.Button Friend WithEvents button7 As System.Windows.Forms.Button Friend WithEvents button8 As System.Windows.Forms.Button Friend WithEvents button9 As System.Windows.Forms.Button <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent() Me.button1 = New System.Windows.Forms.Button() Me.button2 = New System.Windows.Forms.Button() Me.button3 = New System.Windows.Forms.Button() Me.button4 = New System.Windows.Forms.Button() Me.button5 = New System.Windows.Forms.Button() Me.button6 = New System.Windows.Forms.Button() Me.button7 = New System.Windows.Forms.Button() Me.button8 = New System.Windows.Forms.Button() Me.button9 = New System.Windows.Forms.Button() Me.SuspendLayout() " "button1 " Me.button1.Location = New System.Drawing.Point(8, 8) Me.button1.Name = "button1" Me.button1.Size = New System.Drawing.Size(75, 75) Me.button1.TabIndex = 7 Me.button1.Text = "1" " "button2 " Me.button2.Location = New System.Drawing.Point(88, 8) Me.button2.Name = "button2" Me.button2.Size = New System.Drawing.Size(75, 75) Me.button2.TabIndex = 6 Me.button2.Text = "2" " "button3 " Me.button3.Location = New System.Drawing.Point(168, 8) Me.button3.Name = "button3" Me.button3.Size = New System.Drawing.Size(75, 75) Me.button3.TabIndex = 9 Me.button3.Text = "3" " "button4 " Me.button4.Location = New System.Drawing.Point(8, 88) Me.button4.Name = "button4" Me.button4.Size = New System.Drawing.Size(75, 75) Me.button4.TabIndex = 8 Me.button4.Text = "4" " "button5 " Me.button5.Location = New System.Drawing.Point(88, 88) Me.button5.Name = "button5" Me.button5.Size = New System.Drawing.Size(75, 75) Me.button5.TabIndex = 5 Me.button5.Text = "5" " "button6 " Me.button6.Location = New System.Drawing.Point(168, 88) Me.button6.Name = "button6" Me.button6.Size = New System.Drawing.Size(75, 75) Me.button6.TabIndex = 2 Me.button6.Text = "6" " "button7 " Me.button7.Location = New System.Drawing.Point(8, 168) Me.button7.Name = "button7" Me.button7.Size = New System.Drawing.Size(75, 75) Me.button7.TabIndex = 1 Me.button7.Text = "7" " "button8 " Me.button8.Location = New System.Drawing.Point(88, 168) Me.button8.Name = "button8" Me.button8.Size = New System.Drawing.Size(75, 75) Me.button8.TabIndex = 4 Me.button8.Text = "8" " "button9 " Me.button9.Location = New System.Drawing.Point(168, 168) Me.button9.Name = "button9" Me.button9.Size = New System.Drawing.Size(75, 75) Me.button9.TabIndex = 3 Me.button9.Text = "9" " "Form1 " Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13) Me.ClientSize = New System.Drawing.Size(248, 246) Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.button1, Me.button2, Me.button3, Me.button4, Me.button5, Me.button6, Me.button7, Me.button8, Me.button9}) Me.Name = "Form1" Me.Text = "Grid Layout Example" Me.ResumeLayout(False) End Sub
- End Region
Private Sub GridForm_Layout(ByVal sender As Object, ByVal e As System.Windows.Forms.LayoutEventArgs) Handles MyBase.Layout Dim buttons As Button() = New Button() {button1, button2, button3, button4, button5, button6, button7, button8, button9} Dim cx As Integer = ClientRectangle.Width / 3 Dim cy As Integer = ClientRectangle.Height / 3 Dim row As Integer = 0 Do While row < 3 Dim col As Integer = 0 Do While col < 3 Dim b As Button = buttons(col * 3 + row) b.Text = "Button" b.SetBounds(cx * row, cy * col, cx, cy) col = col + 1 Loop row = row + 1 Loop SetClientSizeCore(cx * 3, cy * 3) End Sub
End Class</source>