VB.Net by API/System.Windows.Forms/Keys — различия между версиями
Admin (обсуждение | вклад) м (1 версия) |
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(нет различий)
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Версия 19:40, 26 мая 2010
Keys.Enter
<source lang="vbnet"> Imports System.Windows.Forms public class ControlKey
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 TextBox1.Text = TextBox1.Text + TextBox2.Text TextBox2.Text = "" End Sub Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click TextBox2.Text = "" End Sub Private Sub TextBox2_KeyDown(ByVal sender As System.Object, ByVal e As System.Windows.Forms.KeyEventArgs) Handles TextBox2.KeyDown Dim res As MsgBoxResult Select Case e.KeyCode Case Keys.Escape TextBox2.Text = "" Case Keys.Enter TextBox2.Text = "" Case Keys.Control Select Case e.KeyData Case Keys.A TextBox2.SelectionStart = 0 TextBox2.SelectionLength = Len(TextBox2.Text) Case Keys.C Clipboard.SetDataObject(TextBox2.SelectedText) Case Keys.V Dim iData As IDataObject iData = Clipboard.GetDataObject() If (iData.GetDataPresent(DataFormats.Text)) Then TextBox2.SelectedText = iData.GetData(DataFormats.Text) Else MsgBox("Could not retrieve data off the clipboard.") End If Case Keys.X Clipboard.SetDataObject(TextBox2.SelectedText) TextBox2.SelectedText = "" End Select Case Keys.F1 Console.WriteLine("F1") End Select 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.Label1 = New System.Windows.Forms.Label Me.Label2 = New System.Windows.Forms.Label Me.TextBox1 = New System.Windows.Forms.TextBox Me.TextBox2 = New System.Windows.Forms.TextBox Me.SuspendLayout() " "Button1 " Me.Button1.Location = New System.Drawing.Point(101, 205) Me.Button1.Name = "Button1" Me.Button1.Size = New System.Drawing.Size(75, 23) Me.Button1.TabIndex = 0 Me.Button1.Text = "Add" Me.Button1.UseVisualStyleBackColor = True " "Button2 " Me.Button2.Location = New System.Drawing.Point(291, 205) Me.Button2.Name = "Button2" Me.Button2.Size = New System.Drawing.Size(75, 23) Me.Button2.TabIndex = 1 Me.Button2.Text = "Cancel" Me.Button2.UseVisualStyleBackColor = True " "Label1 " Me.Label1.AutoSize = True Me.Label1.Location = New System.Drawing.Point(24, 22) Me.Label1.Name = "Label1" Me.Label1.Size = New System.Drawing.Size(53, 12) Me.Label1.TabIndex = 2 Me.Label1.Text = "Old" " "Label2 " Me.Label2.AutoSize = True Me.Label2.Location = New System.Drawing.Point(24, 134) Me.Label2.Name = "Label2" Me.Label2.Size = New System.Drawing.Size(53, 12) Me.Label2.TabIndex = 3 Me.Label2.Text = "New" " "TextBox1 " Me.TextBox1.Location = New System.Drawing.Point(35, 37) Me.TextBox1.Multiline = True Me.TextBox1.Name = "TextBox1" Me.TextBox1.Size = New System.Drawing.Size(394, 94) Me.TextBox1.TabIndex = 4 " "TextBox2 " Me.TextBox2.Location = New System.Drawing.Point(37, 159) Me.TextBox2.Name = "TextBox2" Me.TextBox2.Size = New System.Drawing.Size(392, 21) Me.TextBox2.TabIndex = 5 " "Form1 " Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 12.0!) Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font Me.ClientSize = New System.Drawing.Size(468, 266) Me.Controls.Add(Me.TextBox2) Me.Controls.Add(Me.TextBox1) Me.Controls.Add(Me.Label2) Me.Controls.Add(Me.Label1) Me.Controls.Add(Me.Button2) Me.Controls.Add(Me.Button1) Me.Name = "Form1" Me.Text = "Form1" Me.ResumeLayout(False) Me.PerformLayout() End Sub Friend WithEvents Button1 As System.Windows.Forms.Button Friend WithEvents Button2 As System.Windows.Forms.Button Friend WithEvents Label1 As System.Windows.Forms.Label Friend WithEvents Label2 As System.Windows.Forms.Label Friend WithEvents TextBox1 As System.Windows.Forms.TextBox Friend WithEvents TextBox2 As System.Windows.Forms.TextBox
End Class
</source>
Keys.F5
<source lang="vbnet"> Imports System.Windows.Forms public class KeysCodeF5
public Shared Sub Main Application.Run(New Form1) End Sub
End class
Public Class Form1
Private Sub Form1_KeyDown(ByVal sender As Object, _ ByVal e As System.Windows.Forms.KeyEventArgs) _ Handles Me.KeyDown If (e.KeyCode = Keys.F5) Then Console.WriteLine("Form: F5") e.Handled = True End Sub Private Sub TextBox1_KeyDown(ByVal sender As Object, _ ByVal e As System.Windows.Forms.KeyEventArgs) _ Handles TextBox1.KeyDown If (e.KeyCode = Keys.F5) Then Console.WriteLine("Text: F5") 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.TextBox1 = New System.Windows.Forms.TextBox Me.SuspendLayout() " "TextBox1 " Me.TextBox1.Location = New System.Drawing.Point(16, 16) Me.TextBox1.Name = "TextBox1" Me.TextBox1.Size = New System.Drawing.Size(328, 20) Me.TextBox1.TabIndex = 0 " "Form1 " Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 13.0!) Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font Me.ClientSize = New System.Drawing.Size(385, 162) Me.Controls.Add(Me.TextBox1) Me.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedSingle Me.KeyPreview = True Me.MaximizeBox = False Me.Name = "Form1" Me.Text = "Intercepting Form-level Keys" Me.ResumeLayout(False) Me.PerformLayout() End Sub Friend WithEvents TextBox1 As System.Windows.Forms.TextBox
End Class
</source>