VB.Net/GUI/Form Inheritance — различия между версиями

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Текущая версия на 12:44, 26 мая 2010

Form template for use with visual inheritance

Imports System
Imports System.Drawing
Imports System.Windows.Forms

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

Public Class FrmInheritance
   Inherits 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 lblBug As System.Windows.Forms.Label
   Friend WithEvents lblCopyright As System.Windows.Forms.Label
   Friend WithEvents cmdLearn As System.Windows.Forms.Button
   "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.lblCopyright = New System.Windows.Forms.Label()
      Me.cmdLearn = New System.Windows.Forms.Button()
      Me.lblBug = New System.Windows.Forms.Label()
      Me.SuspendLayout()
      "
      "lblCopyright
      "
      Me.lblCopyright.BackColor = System.Drawing.Color.LightYellow
      Me.lblCopyright.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D
      Me.lblCopyright.Font = New System.Drawing.Font("Microsoft Sans Serif", 11.25!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
      Me.lblCopyright.ForeColor = System.Drawing.Color.MidnightBlue
      Me.lblCopyright.Location = New System.Drawing.Point(20, 178)
      Me.lblCopyright.Name = "lblCopyright"
      Me.lblCopyright.Size = New System.Drawing.Size(318, 29)
      Me.lblCopyright.TabIndex = 1
      Me.lblCopyright.Text = "Copyright."
      "
      "cmdLearn
      "
      Me.cmdLearn.BackColor = System.Drawing.Color.Snow
      Me.cmdLearn.Font = New System.Drawing.Font("Microsoft Sans Serif", 14.25!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
      Me.cmdLearn.ForeColor = System.Drawing.SystemColors.InfoText
      Me.cmdLearn.Location = New System.Drawing.Point(20, 99)
      Me.cmdLearn.Name = "cmdLearn"
      Me.cmdLearn.Size = New System.Drawing.Size(144, 59)
      Me.cmdLearn.TabIndex = 2
      Me.cmdLearn.Text = "Learn More"
      "
      "lblBug
      "
      Me.lblBug.BackColor = System.Drawing.Color.LightYellow
      Me.lblBug.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D
      Me.lblBug.Font = New System.Drawing.Font("Microsoft Sans Serif", 20.25!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
      Me.lblBug.ForeColor = System.Drawing.Color.MidnightBlue
      Me.lblBug.Location = New System.Drawing.Point(20, 20)
      Me.lblBug.Name = "lblBug"
      Me.lblBug.Size = New System.Drawing.Size(318, 59)
      Me.lblBug.TabIndex = 0
      Me.lblBug.Text = "About"
      Me.lblBug.TextAlign = System.Drawing.ContentAlignment.MiddleCenter
      "
      "FrmInheritance
      "
      Me.AutoScaleBaseSize = New System.Drawing.Size(6, 15)
      Me.BackColor = System.Drawing.SystemColors.ActiveBorder
      Me.ClientSize = New System.Drawing.Size(358, 223)
      Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.cmdLearn, Me.lblCopyright, Me.lblBug})
      Me.Name = "FrmInheritance"
      Me.Text = "Visual Inheritance"
      Me.ResumeLayout(False)
   End Sub
#End Region
   " invoked when user presses Learn More button
   Private Sub cmdLearn_Click(ByVal sender As System.Object, _
      ByVal e As System.EventArgs) Handles cmdLearn.Click
      MessageBox.Show("www.vbex.ru ", "Learn More", MessageBoxButtons.OK, _
         MessageBoxIcon.Information)
   End Sub " cmdLearn_Click
End Class


Frame Inherits from another Frame Inheritance

Imports System
Imports System.Drawing
Imports System.Windows.Forms

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


Public Class FrmVisualTest
   Inherits FrmInheritance
#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 cmdProgram As System.Windows.Forms.Button
   "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.cmdProgram = New System.Windows.Forms.Button()
      Me.SuspendLayout()
      "
      "cmdProgram
      "
      Me.cmdProgram.BackColor = System.Drawing.Color.Snow
      Me.cmdProgram.Font = New System.Drawing.Font("Microsoft Sans Serif", 13.0!, System.Drawing.FontStyle.Bold)
      Me.cmdProgram.ForeColor = System.Drawing.SystemColors.InfoText
      Me.cmdProgram.Location = New System.Drawing.Point(176, 99)
      Me.cmdProgram.Name = "cmdProgram"
      Me.cmdProgram.Size = New System.Drawing.Size(144, 59)
      Me.cmdProgram.TabIndex = 3
      Me.cmdProgram.Text = "Learn The Program"
      "
      "FrmVisualTest
      "
      Me.AutoScaleBaseSize = New System.Drawing.Size(6, 15)
      Me.ClientSize = New System.Drawing.Size(358, 223)
      Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.cmdProgram})
      Me.Name = "FrmVisualTest"
      Me.Text = "Visual Test"
      Me.ResumeLayout(False)
   End Sub
#End Region
   Private Sub cmdProgram_Click(ByVal sender As System.Object, _
      ByVal e As System.EventArgs) Handles cmdProgram.Click
      MessageBox.Show("Info", _
         "Learn the Program", MessageBoxButtons.OK, _
         MessageBoxIcon.Information)
   End Sub " cmdProgram_Click
End Class

Public Class FrmInheritance
   Inherits 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 lblBug As System.Windows.Forms.Label
   Friend WithEvents lblCopyright As System.Windows.Forms.Label
   Friend WithEvents cmdLearn As System.Windows.Forms.Button
   "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.lblCopyright = New System.Windows.Forms.Label()
      Me.cmdLearn = New System.Windows.Forms.Button()
      Me.lblBug = New System.Windows.Forms.Label()
      Me.SuspendLayout()
      "
      "lblCopyright
      "
      Me.lblCopyright.BackColor = System.Drawing.Color.LightYellow
      Me.lblCopyright.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D
      Me.lblCopyright.Font = New System.Drawing.Font("Microsoft Sans Serif", 11.25!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
      Me.lblCopyright.ForeColor = System.Drawing.Color.MidnightBlue
      Me.lblCopyright.Location = New System.Drawing.Point(20, 178)
      Me.lblCopyright.Name = "lblCopyright"
      Me.lblCopyright.Size = New System.Drawing.Size(318, 29)
      Me.lblCopyright.TabIndex = 1
      Me.lblCopyright.Text = "Copyright."
      "
      "cmdLearn
      "
      Me.cmdLearn.BackColor = System.Drawing.Color.Snow
      Me.cmdLearn.Font = New System.Drawing.Font("Microsoft Sans Serif", 14.25!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
      Me.cmdLearn.ForeColor = System.Drawing.SystemColors.InfoText
      Me.cmdLearn.Location = New System.Drawing.Point(20, 99)
      Me.cmdLearn.Name = "cmdLearn"
      Me.cmdLearn.Size = New System.Drawing.Size(144, 59)
      Me.cmdLearn.TabIndex = 2
      Me.cmdLearn.Text = "Learn More"
      "
      "lblBug
      "
      Me.lblBug.BackColor = System.Drawing.Color.LightYellow
      Me.lblBug.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D
      Me.lblBug.Font = New System.Drawing.Font("Microsoft Sans Serif", 20.25!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
      Me.lblBug.ForeColor = System.Drawing.Color.MidnightBlue
      Me.lblBug.Location = New System.Drawing.Point(20, 20)
      Me.lblBug.Name = "lblBug"
      Me.lblBug.Size = New System.Drawing.Size(318, 59)
      Me.lblBug.TabIndex = 0
      Me.lblBug.Text = "About"
      Me.lblBug.TextAlign = System.Drawing.ContentAlignment.MiddleCenter
      "
      "FrmInheritance
      "
      Me.AutoScaleBaseSize = New System.Drawing.Size(6, 15)
      Me.BackColor = System.Drawing.SystemColors.ActiveBorder
      Me.ClientSize = New System.Drawing.Size(358, 223)
      Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.cmdLearn, Me.lblCopyright, Me.lblBug})
      Me.Name = "FrmInheritance"
      Me.Text = "Visual Inheritance"
      Me.ResumeLayout(False)
   End Sub
#End Region
   " invoked when user presses Learn More button
   Private Sub cmdLearn_Click(ByVal sender As System.Object, _
      ByVal e As System.EventArgs) Handles cmdLearn.Click
      MessageBox.Show("www.vbex.ru ", "Learn More", MessageBoxButtons.OK, _
         MessageBoxIcon.Information)
   End Sub " cmdLearn_Click
End Class
Источник — «http://vbex.ru/index.php?title=VB.Net/GUI/Form_Inheritance&oldid=579»