VB.Net Tutorial/GUI/Cursor

Материал из VB Эксперт
Версия от 15:56, 26 мая 2010; Admin (обсуждение | вклад) (1 версия)
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Display all cursors

<source lang="vbnet">Imports System.Windows.Forms Imports System.Drawing Imports System.Drawing.Drawing2D public class DisplayAllCursor

  public Shared Sub Main
       Application.Run(New Form1)
  End Sub

End class Public Class Form1

   Private Sub Form1_Paint(ByVal sender As Object, ByVal e As System.Windows.Forms.PaintEventArgs) Handles Me.Paint
       ShowCursor(e.Graphics, Cursors.AppStarting, "AppStarting")
       ShowCursor(e.Graphics, Cursors.Arrow, "Arrow")
       ShowCursor(e.Graphics, Cursors.Cross, "Cross")
       ShowCursor(e.Graphics, Cursors.Default, "Default")
       ShowCursor(e.Graphics, Cursors.Hand, "Hand")
       ShowCursor(e.Graphics, Cursors.Help, "Help")
       ShowCursor(e.Graphics, Cursors.HSplit, "HSplit")
       ShowCursor(e.Graphics, Cursors.IBeam, "IBeam")
       ShowCursor(e.Graphics, Cursors.No, "No")
       ShowCursor(e.Graphics, Cursors.NoMove2D, "NoMove2D")
       ShowCursor(e.Graphics, Cursors.NoMoveHoriz, "NoMoveHoriz")
       ShowCursor(e.Graphics, Cursors.NoMoveVert, "NoMoveVert")
       ShowCursor(e.Graphics, Cursors.PanEast, "PanEast")
       ShowCursor(e.Graphics, Cursors.PanNE, "PanNE")
       ShowCursor(e.Graphics, Cursors.PanNorth, "PanNorth")
       ShowCursor(e.Graphics, Cursors.PanNW, "PanNW")
       ShowCursor(e.Graphics, Cursors.PanSE, "PanSE")
       ShowCursor(e.Graphics, Cursors.PanSouth, "PanSouth")
       ShowCursor(e.Graphics, Cursors.PanSW, "PanSW")
       ShowCursor(e.Graphics, Cursors.PanWest, "PanWest")
       ShowCursor(e.Graphics, Cursors.SizeAll, "SizeAll")
       ShowCursor(e.Graphics, Cursors.SizeNESW, "SizeNESW")
       ShowCursor(e.Graphics, Cursors.SizeNS, "SizeNS")
       ShowCursor(e.Graphics, Cursors.SizeNWSE, "SizeNWSE")
       ShowCursor(e.Graphics, Cursors.SizeWE, "SizeWE")
       ShowCursor(e.Graphics, Cursors.UpArrow, "UpArrow")
       ShowCursor(e.Graphics, Cursors.VSplit, "VSplit")
       ShowCursor(e.Graphics, Cursors.WaitCursor, "WaitCursor")
   End Sub
   Dim x As Integer = 10
   Dim y As Integer = 10
   Private Sub ShowCursor(ByVal gr As Graphics, ByVal cursor_type As Cursor, ByVal cursor_name As String)
       gr.DrawString(cursor_name, Me.Font, Brushes.Black, x, y)
       
       Dim rect As New Rectangle(x + 80, y-5, 32, 32)
       cursor_type.Draw(gr, rect)
       y += 40
       If y + 40 > Me.ClientSize.Height Then
           y = 10
           x += 175
       End If
   End Sub
   Private Sub Form1_ResizeEnd(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.ResizeEnd
       Me.Text = Me.ClientSize.Width & "x" & Me.ClientSize.Height
   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 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.SuspendLayout()
       "
       "Form1
       "
       Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 13.0!)
       Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
       Me.ClientSize = New System.Drawing.Size(702, 303)
       Me.Name = "Form1"
       Me.Text = "ShowCursors"
       Me.ResumeLayout(False)
   End Sub

End Class</source>

Set cursor position

<source lang="vbnet">Imports System.Drawing Imports System.Drawing.Drawing2D Imports System.Windows.Forms public class SetFormCursorPosition

  public Shared Sub Main
       Application.Run(New Form1)
  End Sub

End class

Public Class Form1

   Private Sub Button1_Click(ByVal sender As System.Object, _
         ByVal e As System.EventArgs) Handles Button1.Click
       
       Windows.Forms.Cursor.Position = New Point(12,12)
   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.Button1 = New System.Windows.Forms.Button
       Me.Button2 = New System.Windows.Forms.Button
       Me.SuspendLayout()
       "
       "Button1
       "
       Me.Button1.Location = New System.Drawing.Point(8, 16)
       Me.Button1.Name = "Button1"
       Me.Button1.Size = New System.Drawing.Size(75, 23)
       Me.Button1.TabIndex = 0
       Me.Button1.Text = "Button1"
       Me.Button1.UseVisualStyleBackColor = True
       "
       "Button2
       "
       Me.Button2.Location = New System.Drawing.Point(128, 16)
       Me.Button2.Name = "Button2"
       Me.Button2.Size = New System.Drawing.Size(75, 23)
       Me.Button2.TabIndex = 1
       Me.Button2.Text = "Button2"
       Me.Button2.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(234, 63)
       Me.Controls.Add(Me.Button2)
       Me.Controls.Add(Me.Button1)
       Me.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedSingle
       Me.MaximizeBox = False
       Me.Name = "Form1"
       Me.Text = "Moving the Mouse"
       Me.ResumeLayout(False)
   End Sub
   Friend WithEvents Button1 As System.Windows.Forms.Button
   Friend WithEvents Button2 As System.Windows.Forms.Button

End Class</source>

Set Form cursor to Wait cursor

<source lang="vbnet">Imports System.Windows.Forms public class WaitCursor

  public Shared Sub Main
       Application.Run(New 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
       Me.Cursor = Cursors.WaitCursor
       tmrLongTask.Enabled = True
       btnGo.Enabled = False
       Application.DoEvents()
   End Sub
   Private Sub tmrLongTask_Tick(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles tmrLongTask.Tick
       tmrLongTask.Enabled = False
       Me.Cursor = Cursors.Default
       btnGo.Enabled = True
   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.btnGo = New System.Windows.Forms.Button
       Me.tmrLongTask = New System.Windows.Forms.Timer(Me.ruponents)
       Me.SuspendLayout()
       "
       "btnGo
       "
       Me.btnGo.Location = New System.Drawing.Point(16, 16)
       Me.btnGo.Name = "btnGo"
       Me.btnGo.Size = New System.Drawing.Size(48, 23)
       Me.btnGo.TabIndex = 0
       Me.btnGo.Text = "Go"
       "
       "tmrLongTask
       "
       Me.tmrLongTask.Interval = 3000
       "
       "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, 273)
       Me.Controls.Add(Me.btnGo)
       Me.Name = "Form1"
       Me.Text = "UseWaitCursor"
       Me.ResumeLayout(False)
   End Sub
   Friend WithEvents btnGo As System.Windows.Forms.Button
   Friend WithEvents tmrLongTask As System.Windows.Forms.Timer

End Class</source>