VB.Net Tutorial/GUI/StatusBar — различия между версиями

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Текущая версия на 15:57, 26 мая 2010

Add Date and Time to StatusBar

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

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

End class Public Class Form1

   Inherits System.Windows.Forms.Form
   Public Sub New()
       MyBase.New()
       InitializeComponent()
   End Sub
   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
   Private components As System.ruponentModel.IContainer
   Friend WithEvents StatusBar1 As System.Windows.Forms.StatusBar
   Friend WithEvents ToolTip1 As System.Windows.Forms.ToolTip
   Friend WithEvents StatusBarPanel1 As System.Windows.Forms.StatusBarPanel
   Friend WithEvents StatusBarPanel2 As System.Windows.Forms.StatusBarPanel
   Friend WithEvents Timer1 As System.Windows.Forms.Timer
   <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
       Me.ruponents = New System.ruponentModel.Container
       Me.StatusBar1 = New System.Windows.Forms.StatusBar
       Me.ToolTip1 = New System.Windows.Forms.ToolTip(Me.ruponents)
       Me.StatusBarPanel1 = New System.Windows.Forms.StatusBarPanel
       Me.StatusBarPanel2 = New System.Windows.Forms.StatusBarPanel
       Me.Timer1 = New System.Windows.Forms.Timer(Me.ruponents)
       CType(Me.StatusBarPanel1, System.ruponentModel.ISupportInitialize).BeginInit()
       CType(Me.StatusBarPanel2, System.ruponentModel.ISupportInitialize).BeginInit()
       Me.SuspendLayout()
       "
       "StatusBar1
       "
       Me.StatusBar1.Location = New System.Drawing.Point(0, 110)
       Me.StatusBar1.Name = "StatusBar1"
       Me.StatusBar1.Panels.AddRange(New System.Windows.Forms.StatusBarPanel() {Me.StatusBarPanel1, Me.StatusBarPanel2})
       Me.StatusBar1.ShowPanels = True
       Me.StatusBar1.Size = New System.Drawing.Size(216, 48)
       Me.StatusBar1.TabIndex = 0
       Me.StatusBar1.Text = "StatusBar1"
       "
       "StatusBarPanel1
       "
       Me.StatusBarPanel1.BorderStyle = System.Windows.Forms.StatusBarPanelBorderStyle.Raised
       Me.StatusBarPanel1.ToolTipText = "Time"
       "
       "StatusBarPanel2
       "
       Me.StatusBarPanel2.BorderStyle = System.Windows.Forms.StatusBarPanelBorderStyle.Raised
       Me.StatusBarPanel2.ToolTipText = "Date"
       "
       "Timer1
       "
       Me.Timer1.Enabled = True
       "
       "Form1
       "
       Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
       Me.ClientSize = New System.Drawing.Size(216, 158)
       Me.Controls.Add(Me.StatusBar1)
       CType(Me.StatusBarPanel1, System.ruponentModel.ISupportInitialize).EndInit()
       CType(Me.StatusBarPanel2, System.ruponentModel.ISupportInitialize).EndInit()
       Me.ResumeLayout(False)
   End Sub
   Private Sub Timer1_Tick(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Timer1.Tick
       StatusBarPanel2.Text = System.DateTime.Today.ToLongDateString
       StatusBarPanel1.Text = System.DateTime.Now.ToLongTimeString
   End Sub

End Class</source>

Add Panels to StatusBar

<source lang="vbnet">Option Strict On Imports System.Windows.Forms Imports System.Drawing Imports System.Drawing.Drawing2D public class StatusBarPanelAddAction

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

End class

Public Class Form1

   Inherits System.Windows.Forms.Form
  1. 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 StatusBar1 As System.Windows.Forms.StatusBar
   Friend WithEvents StatusBarPanel1 As System.Windows.Forms.StatusBarPanel
   Friend WithEvents StatusBarPanel2 As System.Windows.Forms.StatusBarPanel
   Friend WithEvents StatusBarPanel3 As System.Windows.Forms.StatusBarPanel
   "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 btnMoveControls As System.Windows.Forms.Button
  <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
     Me.ruponents = New System.ruponentModel.Container()
     Me.StatusBar1 = New System.Windows.Forms.StatusBar()
     Me.StatusBarPanel1 = New System.Windows.Forms.StatusBarPanel()
     Me.StatusBarPanel3 = New System.Windows.Forms.StatusBarPanel()
     Me.StatusBarPanel2 = New System.Windows.Forms.StatusBarPanel()
     CType(Me.StatusBarPanel1, System.ruponentModel.ISupportInitialize).BeginInit()
     CType(Me.StatusBarPanel3, System.ruponentModel.ISupportInitialize).BeginInit()
     CType(Me.StatusBarPanel2, System.ruponentModel.ISupportInitialize).BeginInit()
     Me.SuspendLayout()
     "
     "StatusBar1
     "
     Me.StatusBar1.Location = New System.Drawing.Point(0, 262)
     Me.StatusBar1.Name = "StatusBar1"
     Me.StatusBar1.Panels.AddRange(New System.Windows.Forms.StatusBarPanel() {Me.StatusBarPanel1, Me.StatusBarPanel3, Me.StatusBarPanel2})
     Me.StatusBar1.ShowPanels = True
     Me.StatusBar1.Size = New System.Drawing.Size(488, 40)
     Me.StatusBar1.TabIndex = 0
     Me.StatusBar1.Text = "StatusBar1"
     "
     "StatusBarPanel1
     "
     Me.StatusBarPanel1.Text = "I am Panel1"
     "
     "StatusBarPanel2
     "
     Me.StatusBarPanel2.Alignment = System.Windows.Forms.HorizontalAlignment.Center
     Me.StatusBarPanel2.Text = "I am Panel2"
     "
     "Form1
     "
     Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
     Me.ClientSize = New System.Drawing.Size(488, 302)
     Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.StatusBar1})
     CType(Me.StatusBarPanel1, System.ruponentModel.ISupportInitialize).EndInit()
     CType(Me.StatusBarPanel3, System.ruponentModel.ISupportInitialize).EndInit()
     CType(Me.StatusBarPanel2, System.ruponentModel.ISupportInitialize).EndInit()
     Me.ResumeLayout(False)
  End Sub
  1. End Region
   Private Sub StatusBar1_PanelClick(ByVal sender As System.Object, _
       ByVal e As System.Windows.Forms.StatusBarPanelClickEventArgs) _
       Handles StatusBar1.PanelClick
       
       Select Case StatusBar1.Panels.IndexOf(e.StatusBarPanel)
           Case 0
               MsgBox("You clicked StatusBarPanel1!")
           Case 1
               MsgBox("You clicked StatusBarPanel2!")
           Case 2
               MsgBox("You clicked StatusBarPanel3!")
           Case 3
               MsgBox("You clicked myPanel!")
       End Select
       StatusBar1.Panels.Add(Now.ToShortTimeString)
       StatusBar1.Panels(3).AutoSize = StatusBarPanelAutoSize.Spring
       StatusBar1.Panels(3).BorderStyle = StatusBarPanelBorderStyle.Sunken
       StatusBar1.Panels(0).Text = "EARTH"
       StatusBar1.Panels(0).Text = "SUN"
   End Sub

End Class</source>

StatusBar mouse click events

<source lang="vbnet">Option Strict On Imports System.Windows.Forms Imports System.Drawing Imports System.Drawing.Drawing2D public class StatusBarPanelAddAction

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

End class

Public Class Form1

   Inherits System.Windows.Forms.Form
  1. 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 StatusBar1 As System.Windows.Forms.StatusBar
   Friend WithEvents StatusBarPanel1 As System.Windows.Forms.StatusBarPanel
   Friend WithEvents StatusBarPanel2 As System.Windows.Forms.StatusBarPanel
   Friend WithEvents StatusBarPanel3 As System.Windows.Forms.StatusBarPanel
   "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 btnMoveControls As System.Windows.Forms.Button
  <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
     Me.ruponents = New System.ruponentModel.Container()
     Me.StatusBar1 = New System.Windows.Forms.StatusBar()
     Me.StatusBarPanel1 = New System.Windows.Forms.StatusBarPanel()
     Me.StatusBarPanel3 = New System.Windows.Forms.StatusBarPanel()
     Me.StatusBarPanel2 = New System.Windows.Forms.StatusBarPanel()
     CType(Me.StatusBarPanel1, System.ruponentModel.ISupportInitialize).BeginInit()
     CType(Me.StatusBarPanel3, System.ruponentModel.ISupportInitialize).BeginInit()
     CType(Me.StatusBarPanel2, System.ruponentModel.ISupportInitialize).BeginInit()
     Me.SuspendLayout()
     "
     "StatusBar1
     "
     Me.StatusBar1.Location = New System.Drawing.Point(0, 262)
     Me.StatusBar1.Name = "StatusBar1"
     Me.StatusBar1.Panels.AddRange(New System.Windows.Forms.StatusBarPanel() {Me.StatusBarPanel1, Me.StatusBarPanel3, Me.StatusBarPanel2})
     Me.StatusBar1.ShowPanels = True
     Me.StatusBar1.Size = New System.Drawing.Size(488, 40)
     Me.StatusBar1.TabIndex = 0
     Me.StatusBar1.Text = "StatusBar1"
     "
     "StatusBarPanel1
     "
     Me.StatusBarPanel1.Text = "I am Panel1"
     "
     "StatusBarPanel2
     "
     Me.StatusBarPanel2.Alignment = System.Windows.Forms.HorizontalAlignment.Center
     Me.StatusBarPanel2.Text = "I am Panel2"
     "
     "Form1
     "
     Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
     Me.ClientSize = New System.Drawing.Size(488, 302)
     Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.StatusBar1})
     CType(Me.StatusBarPanel1, System.ruponentModel.ISupportInitialize).EndInit()
     CType(Me.StatusBarPanel3, System.ruponentModel.ISupportInitialize).EndInit()
     CType(Me.StatusBarPanel2, System.ruponentModel.ISupportInitialize).EndInit()
     Me.ResumeLayout(False)
  End Sub
  1. End Region
   Private Sub StatusBar1_PanelClick(ByVal sender As System.Object, _
       ByVal e As System.Windows.Forms.StatusBarPanelClickEventArgs) _
       Handles StatusBar1.PanelClick
       
       Select Case StatusBar1.Panels.IndexOf(e.StatusBarPanel)
           Case 0
               MsgBox("You clicked StatusBarPanel1!")
           Case 1
               MsgBox("You clicked StatusBarPanel2!")
           Case 2
               MsgBox("You clicked StatusBarPanel3!")
           Case 3
               MsgBox("You clicked myPanel!")
       End Select
       StatusBar1.Panels.Add(Now.ToShortTimeString)
       StatusBar1.Panels(3).AutoSize = StatusBarPanelAutoSize.Spring
       StatusBar1.Panels(3).BorderStyle = StatusBarPanelBorderStyle.Sunken
       StatusBar1.Panels(0).Text = "EARTH"
       StatusBar1.Panels(0).Text = "SUN"
   End Sub

End Class</source>

Update panel text on a Status Bar

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

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

End class Public Class Form1

   Inherits System.Windows.Forms.Form
  1. 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 StatusBar1 As System.Windows.Forms.StatusBar
   Friend WithEvents Button1 As System.Windows.Forms.Button
   Friend WithEvents StatusBarPanel1 As System.Windows.Forms.StatusBarPanel
   Friend WithEvents StatusBarPanel2 As System.Windows.Forms.StatusBarPanel
   Friend WithEvents StatusBarPanel3 As System.Windows.Forms.StatusBarPanel
   Friend WithEvents StatusBarPanel4 As System.Windows.Forms.StatusBarPanel
   <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
       Me.StatusBar1 = New System.Windows.Forms.StatusBar
       Me.Button1 = New System.Windows.Forms.Button
       Me.StatusBarPanel1 = New System.Windows.Forms.StatusBarPanel
       Me.StatusBarPanel2 = New System.Windows.Forms.StatusBarPanel
       Me.StatusBarPanel3 = New System.Windows.Forms.StatusBarPanel
       Me.StatusBarPanel4 = New System.Windows.Forms.StatusBarPanel
       CType(Me.StatusBarPanel1, System.ruponentModel.ISupportInitialize).BeginInit()
       CType(Me.StatusBarPanel2, System.ruponentModel.ISupportInitialize).BeginInit()
       CType(Me.StatusBarPanel3, System.ruponentModel.ISupportInitialize).BeginInit()
       CType(Me.StatusBarPanel4, System.ruponentModel.ISupportInitialize).BeginInit()
       Me.SuspendLayout()
       "
       "StatusBar1
       "
       Me.StatusBar1.Location = New System.Drawing.Point(0, 251)
       Me.StatusBar1.Name = "StatusBar1"
       Me.StatusBar1.Panels.AddRange(New System.Windows.Forms.StatusBarPanel() {Me.StatusBarPanel1, Me.StatusBarPanel2, Me.StatusBarPanel3, Me.StatusBarPanel4})
       Me.StatusBar1.ShowPanels = True
       Me.StatusBar1.Size = New System.Drawing.Size(376, 22)
       Me.StatusBar1.TabIndex = 1
       "
       "Button1
       "
       Me.Button1.Location = New System.Drawing.Point(152, 88)
       Me.Button1.Name = "Button1"
       Me.Button1.TabIndex = 2
       Me.Button1.Text = "Click Me"
       "
       "Form1
       "
       Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
       Me.ClientSize = New System.Drawing.Size(376, 273)
       Me.Controls.Add(Me.Button1)
       Me.Controls.Add(Me.StatusBar1)
       Me.Name = "Form1"
       Me.Text = "Form1"
       CType(Me.StatusBarPanel1, System.ruponentModel.ISupportInitialize).EndInit()
       CType(Me.StatusBarPanel2, System.ruponentModel.ISupportInitialize).EndInit()
       CType(Me.StatusBarPanel3, System.ruponentModel.ISupportInitialize).EndInit()
       CType(Me.StatusBarPanel4, System.ruponentModel.ISupportInitialize).EndInit()
       Me.ResumeLayout(False)
   End Sub
  1. End Region
   Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
       StatusBar1.Panels(1).Text = "Hello there!"
   End Sub

End Class</source>