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VB.NET RichTextBox.CanRedo属性代码示例

本文整理汇总了VB.NET中System.Windows.Forms.RichTextBox.CanRedo属性的典型用法代码示例。如果您正苦于以下问题:VB.NET RichTextBox.CanRedo属性的具体用法?VB.NET RichTextBox.CanRedo怎么用?VB.NET RichTextBox.CanRedo使用的例子?那么, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在System.Windows.Forms.RichTextBox的用法示例。


在下文中一共展示了RichTextBox.CanRedo属性的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的VB.NET代码示例。

示例1: RedoAllButDeletes

Private Sub RedoAllButDeletes()

    ' Determines if a Redo operation can be performed.
    If richTextBox1.CanRedo = True Then
        ' Determines if the redo operation deletes text.
        If richTextBox1.RedoActionName <> "Delete" Then
            ' Perform the redo.
            richTextBox1.Redo()
        End If
    End If
End Sub
开发者ID:VB.NET开发者,项目名称:System.Windows.Forms,代码行数:11,代码来源:RichTextBox.CanRedo

示例2: MainClass

' 导入命名空间
Imports System
Imports System.Data
Imports System.Windows.Forms
Imports System.Drawing
Imports System.Diagnostics
Imports System.Drawing.Printing
Imports System.ComponentModel


Public Class MainClass
    
    Shared Sub Main()
        
       Dim form1 As Form = New Form1
       Application.Run(form1) 
    End Sub
End Class


Public Class Form1
    Private Sub rchNotes_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles rchNotes.TextChanged
        btnUndo.Enabled = rchNotes.CanUndo
        btnRedo.Enabled = rchNotes.CanRedo

        If btnUndo.Enabled Then
            btnUndo.Text = "Undo " & rchNotes.UndoActionName
        Else
            btnUndo.Text = "Undo"
        End If

        If btnRedo.Enabled Then
            If btnRedo.Enabled Then btnRedo.Text = "Redo " & rchNotes.RedoActionName
        Else
            If btnRedo.Enabled Then btnRedo.Text = "Redo"
        End If
    End Sub

    Private Sub btnUndo_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnUndo.Click
        rchNotes.Undo()
    End Sub

    Private Sub btnRedo_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnRedo.Click
        rchNotes.Redo()
    End Sub

    Private Sub btnRed_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnRed.Click
        rchNotes.SelectionColor = Color.Red
    End Sub

    Private Sub btnBlue_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnBlue.Click
        rchNotes.SelectionColor = Color.Blue
    End Sub
End Class


<Global.Microsoft.VisualBasic.CompilerServices.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.ComponentModel.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.MenuStrip1 = New System.Windows.Forms.MenuStrip
        Me.btnUndo = New System.Windows.Forms.ToolStripMenuItem
        Me.btnRedo = New System.Windows.Forms.ToolStripMenuItem
        Me.btnRed = New System.Windows.Forms.ToolStripMenuItem
        Me.btnBlue = New System.Windows.Forms.ToolStripMenuItem
        Me.rchNotes = New System.Windows.Forms.RichTextBox
        Me.MenuStrip1.SuspendLayout()
        Me.SuspendLayout()
        '
        'MenuStrip1
        '
        Me.MenuStrip1.Items.AddRange(New System.Windows.Forms.ToolStripItem() {Me.btnUndo, Me.btnRedo, Me.btnRed, Me.btnBlue})
        Me.MenuStrip1.Location = New System.Drawing.Point(0, 0)
        Me.MenuStrip1.Name = "MenuStrip1"
        Me.MenuStrip1.Size = New System.Drawing.Size(374, 24)
        Me.MenuStrip1.TabIndex = 5
        Me.MenuStrip1.Text = "MenuStrip1"
        '
        'btnUndo
        '
        Me.btnUndo.Enabled = False
        Me.btnUndo.Name = "btnUndo"
        Me.btnUndo.Text = "Undo"
        '
        'btnRedo
        '
        Me.btnRedo.Enabled = False
        Me.btnRedo.Name = "btnRedo"
        Me.btnRedo.Text = "Redo"
        '
        'btnRed
        '
        Me.btnRed.Name = "btnRed"
        Me.btnRed.Text = "Red"
        '
        'btnBlue
        '
        Me.btnBlue.Name = "btnBlue"
        Me.btnBlue.Text = "Blue"
        '
        'rchNotes
        '
        Me.rchNotes.Dock = System.Windows.Forms.DockStyle.Fill
        Me.rchNotes.Location = New System.Drawing.Point(0, 24)
        Me.rchNotes.Name = "rchNotes"
        Me.rchNotes.Size = New System.Drawing.Size(374, 249)
        Me.rchNotes.TabIndex = 6
        Me.rchNotes.Text = ""
        '
        'Form1
        '
        Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 13.0!)
        Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
        Me.ClientSize = New System.Drawing.Size(374, 273)
        Me.Controls.Add(Me.rchNotes)
        Me.Controls.Add(Me.MenuStrip1)
        Me.Name = "Form1"
        Me.Text = "UseRichTextBox"
        Me.MenuStrip1.ResumeLayout(False)
        Me.ResumeLayout(False)
        Me.PerformLayout()

    End Sub
    Friend WithEvents MenuStrip1 As System.Windows.Forms.MenuStrip
    Friend WithEvents btnUndo As System.Windows.Forms.ToolStripMenuItem
    Friend WithEvents btnRedo As System.Windows.Forms.ToolStripMenuItem
    Friend WithEvents btnRed As System.Windows.Forms.ToolStripMenuItem
    Friend WithEvents btnBlue As System.Windows.Forms.ToolStripMenuItem
    Friend WithEvents rchNotes As System.Windows.Forms.RichTextBox

End Class
开发者ID:VB程序员,项目名称:System.Windows.Forms,代码行数:148,代码来源:RichTextBox.CanRedo


注:本文中的System.Windows.Forms.RichTextBox.CanRedo属性示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。