Add control event articles (#1113)

* Move ellipsis vs button to shared folder * Add control events articles * Update TOC * acro * Updates;redirects * Fix redirect * feedback
2026-09-07 23:43:19 +02:00 · 2021-07-19 15:27:36 -07:00
parent d09a701249
commit 5d38c60929
23 changed files with 852 additions and 6 deletions
@@ -0,0 +1,91 @@
+namespace cs
+{
+    partial class Form1
+    {
+        /// <summary>
+        ///  Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        ///  Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        ///  Required method for Designer support - do not modify
+        ///  the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.button1 = new System.Windows.Forms.Button();
+            this.label1 = new System.Windows.Forms.Label();
+            this.textBox1 = new System.Windows.Forms.TextBox();
+            this.SuspendLayout();
+            // 
+            // button1
+            // 
+            this.button1.Location = new System.Drawing.Point(107, 299);
+            this.button1.Name = "button1";
+            this.button1.Size = new System.Drawing.Size(75, 23);
+            this.button1.TabIndex = 0;
+            this.button1.Text = "button1";
+            this.button1.UseVisualStyleBackColor = true;
+            this.button1.Click += new System.EventHandler(this.button1_Click);
+            this.button1.KeyDown += new System.Windows.Forms.KeyEventHandler(this.button1_KeyDown);
+            this.button1.KeyPress += new System.Windows.Forms.KeyPressEventHandler(this.button1_KeyPress);
+            this.button1.ChangeUICues += new System.Windows.Forms.UICuesEventHandler(this.button1_ChangeUICues);
+            // 
+            // label1
+            // 
+            this.label1.AutoSize = true;
+            this.label1.Location = new System.Drawing.Point(329, 44);
+            this.label1.Name = "label1";
+            this.label1.Size = new System.Drawing.Size(38, 15);
+            this.label1.TabIndex = 1;
+            this.label1.Text = "label1";
+            this.label1.DoubleClick += new System.EventHandler(this.label1_DoubleClick);
+            this.label1.MouseEnter += new System.EventHandler(this.label1_MouseEnter);
+            this.label1.PreviewKeyDown += new System.Windows.Forms.PreviewKeyDownEventHandler(this.label1_PreviewKeyDown);
+            // 
+            // textBox1
+            // 
+            this.textBox1.Location = new System.Drawing.Point(329, 85);
+            this.textBox1.Name = "textBox1";
+            this.textBox1.Size = new System.Drawing.Size(100, 23);
+            this.textBox1.TabIndex = 2;
+            // 
+            // Form1
+            // 
+            this.AutoScaleDimensions = new System.Drawing.SizeF(7F, 15F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.ClientSize = new System.Drawing.Size(800, 450);
+            this.Controls.Add(this.textBox1);
+            this.Controls.Add(this.label1);
+            this.Controls.Add(this.button1);
+            this.Name = "Form1";
+            this.Text = "Form1";
+            this.Load += new System.EventHandler(this.Form1_Load);
+            this.ResumeLayout(false);
+            this.PerformLayout();
+
+        }
+
+        #endregion
+
+        private System.Windows.Forms.Button button1;
+        private System.Windows.Forms.Label label1;
+        private System.Windows.Forms.TextBox textBox1;
+    }
+}
+
@@ -0,0 +1,95 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace cs
+{
+    public partial class Form1 : Form
+    {
+        public Form1()
+        {
+            InitializeComponent();
+        }
+
+        private void Form1_Load(object sender, EventArgs e)
+        {
+
+        }
+
+        private void label1_MouseEnter(object sender, EventArgs e)
+        {
+            label1.Text = "Mouse entered!";
+        }
+
+        private void label1_DoubleClick(object sender, EventArgs e)
+        {
+            label1.Text = "Doubleclicked!";
+        }
+
+        private void label1_PreviewKeyDown(object sender, PreviewKeyDownEventArgs e)
+        {
+
+        }
+
+        private void textBox1_PreviewKeyDown(object sender, PreviewKeyDownEventArgs e)
+        {
+            label1.Text = "preview key";
+            
+        }
+
+        private void button1_KeyPress(object sender, KeyPressEventArgs e)
+        {
+            label1.Text = "button key";
+
+        }
+
+        private void a(object sender, KeyPressEventArgs e)
+        {
+            label1.Text = "button key";
+
+        }
+
+        private void button1_KeyDown(object sender, KeyEventArgs e)
+        {
+
+        }
+
+        private void button1_ChangeUICues(object sender, UICuesEventArgs e)
+        {
+
+        }
+
+        //<HandlerViaCode>
+        private void button1_Click(object sender, EventArgs e)
+        {
+            // Create and add the button
+            Button myNewButton = new()
+            {
+                Location = new Point(10, 10),
+                Size = new Size(120, 25),
+                Text = "Do work"
+            };
+
+            // Handle the Click event for the new button
+            myNewButton.Click += MyNewButton_Click;
+            this.Controls.Add(myNewButton);
+
+            // Remove this button handler so the user cannot do this twice
+            //<RemoveHandler>
+            button1.Click -= button1_Click;
+            //</RemoveHandler>
+        }
+
+        private void MyNewButton_Click(object sender, EventArgs e)
+        {
+            
+        }
+        //</HandlerViaCode>
+    }
+}
@@ -0,0 +1,60 @@
+<root>
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" use="required" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
+              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+</root>
@@ -0,0 +1,23 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace cs
+{
+    static class Program
+    {
+        /// <summary>
+        ///  The main entry point for the application.
+        /// </summary>
+        [STAThread]
+        static void Main()
+        {
+            Application.SetHighDpiMode(HighDpiMode.SystemAware);
+            Application.EnableVisualStyles();
+            Application.SetCompatibleTextRenderingDefault(false);
+            Application.Run(new Form1());
+        }
+    }
+}
@@ -0,0 +1,9 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>WinExe</OutputType>
+    <TargetFramework>net5.0-windows</TargetFramework>
+    <UseWindowsForms>true</UseWindowsForms>
+  </PropertyGroup>
+
+</Project>
@@ -0,0 +1,62 @@
+<Global.Microsoft.VisualBasic.CompilerServices.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)
+        Try
+            If disposing AndAlso components IsNot Nothing Then
+                components.Dispose()
+            End If
+        Finally
+            MyBase.Dispose(disposing)
+        End Try
+    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.Button1 = New System.Windows.Forms.Button()
+        Me.Button2 = New System.Windows.Forms.Button()
+        Me.SuspendLayout()
+        '
+        'Button1
+        '
+        Me.Button1.Location = New System.Drawing.Point(354, 210)
+        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(354, 239)
+        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(7.0!, 15.0!)
+        Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
+        Me.ClientSize = New System.Drawing.Size(800, 450)
+        Me.Controls.Add(Me.Button2)
+        Me.Controls.Add(Me.Button1)
+        Me.Name = "Form1"
+        Me.Text = "Form1"
+        Me.ResumeLayout(False)
+
+    End Sub
+
+    Friend WithEvents Button1 As Windows.Forms.Button
+    Friend WithEvents Button2 As Windows.Forms.Button
+End Class
@@ -0,0 +1,60 @@
+<root>
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" use="required" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
+              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+</root>
@@ -0,0 +1,46 @@
+Imports System.Windows.Forms
+Imports System.Drawing
+
+Partial Public Class Form1
+
+    Public Sub New()
+        InitializeComponent()
+    End Sub
+
+    Private Sub Button1_Click_2(sender As Object, e As EventArgs)
+        '<CreateControl>
+        Dim label1 As New Label With {.Text = "&First Name",
+                                      .Location = New Point(10, 10),
+                                      .TabIndex = 10}
+
+        Dim field1 As New TextBox With {.Location = New Point(label1.Location.X,
+                                                              label1.Bounds.Bottom + Padding.Top),
+                                        .TabIndex = 11}
+
+        Controls.Add(label1)
+        Controls.Add(field1)
+        '</CreateControl>
+    End Sub
+
+    '<HandlerViaCode>
+    Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click
+        'Create and add the button
+        Dim myNewButton As New Button() With {.Location = New Point(10, 10),
+                                              .Size = New Size(120, 25),
+                                              .Text = "Do work"}
+
+        'Handle the Click event for the new button
+        AddHandler myNewButton.Click, AddressOf MyNewButton_Click
+        Me.Controls.Add(myNewButton)
+
+        'Remove this button handler so the user cannot do this twice
+        '<RemoveHandler>
+        RemoveHandler Button1.Click, AddressOf Button1_Click
+        '</RemoveHandler>
+    End Sub
+
+    Private Sub MyNewButton_Click(sender As Object, e As EventArgs)
+
+    End Sub
+    '</HandlerViaCode>
+End Class
@@ -0,0 +1,62 @@
+<Global.Microsoft.VisualBasic.CompilerServices.DesignerGenerated()> _
+Partial Class Form2
+    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)
+        Try
+            If disposing AndAlso components IsNot Nothing Then
+                components.Dispose()
+            End If
+        Finally
+            MyBase.Dispose(disposing)
+        End Try
+    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.Button1 = New System.Windows.Forms.Button()
+        Me.Button2 = New System.Windows.Forms.Button()
+        Me.SuspendLayout()
+        '
+        'Button1
+        '
+        Me.Button1.Location = New System.Drawing.Point(74, 123)
+        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(74, 152)
+        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
+        '
+        'Form2
+        '
+        Me.AutoScaleDimensions = New System.Drawing.SizeF(7.0!, 15.0!)
+        Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
+        Me.ClientSize = New System.Drawing.Size(800, 450)
+        Me.Controls.Add(Me.Button2)
+        Me.Controls.Add(Me.Button1)
+        Me.Name = "Form2"
+        Me.Text = "Form2"
+        Me.ResumeLayout(False)
+
+    End Sub
+
+    Friend WithEvents Button1 As Windows.Forms.Button
+    Friend WithEvents Button2 As Windows.Forms.Button
+End Class
@@ -0,0 +1,60 @@
+<root>
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" use="required" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
+              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+</root>
@@ -0,0 +1,7 @@
+Public Class Form2
+    '<MultipleHandlers>
+    Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click, Button2.Click
+        'Do some work to handle the events
+    End Sub
+    '</MultipleHandlers>
+End Class
@@ -0,0 +1,15 @@
+Imports System
+Imports System.Collections.Generic
+Imports System.Linq
+Imports System.Threading.Tasks
+Imports System.Windows.Forms
+
+Module Program
+    Sub Main(args As String())
+        Application.SetHighDpiMode(HighDpiMode.SystemAware)
+        Application.EnableVisualStyles()
+        Application.SetCompatibleTextRenderingDefault(False)
+        Application.Run(New Form1())
+    End Sub
+
+End Module
@@ -0,0 +1,10 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>WinExe</OutputType>
+    <TargetFramework>net5.0-windows</TargetFramework>
+    <UseWindowsForms>true</UseWindowsForms>
+    <StartupObject>project.Program</StartupObject>
+  </PropertyGroup>
+
+</Project>