” fanidan “ checkbox ” mavzusidagi

CheckBox-dagi muhim voqealar

Hodisa	Ta'rif
Tekshirildi	Ushbu hodisa Checked xususiyatining qiymati o'zgarganda yuz beradi.
CheckStateChanged	Bu hodisa CheckState xususiyatining qiymati o'zgarganda ro'y beradi.
Bosing	Ushbu hodisa boshqarish tugmachasini bosganda paydo bo'ladi.
DoubleClick	Ushbu voqea foydalanuvchi CheckBox boshqaruvini ikki marta bosganda ro'y beradi.
Ketish	Ushbu hodisa kiritish fokusi boshqaruvni tark etganida yuz beradi.
Sichqoncha_tugmachasini_bosing'>Sichqoncha tugmachasini bosing	Ushbu hodisa boshqaruv sichqonchani bosganda sodir bo'ladi.
MouseDoubleClick-ni bosing	Ushbu voqea foydalanuvchi CheckBox boshqaruvini ikki marta bosganda ro'y beradi.
Sichqoncha	Ushbu hodisa sichqoncha ko'rsatgichi boshqaruvi

Dasturning kod qismining to’liq shakli:


namespace System.Windows.Forms {
using System.Runtime.Serialization.Formatters;
using System.Runtime.Remoting;
using System.Runtime.InteropServices;
using System.Diagnostics;
using System;
using System.Security.Permissions;
using System.Windows.Forms.ButtonInternal;
using System.ComponentModel;
using System.ComponentModel.Design;
using System.Windows.Forms.Layout;
using System.Drawing;
using System.Windows.Forms.Internal;
using System.Drawing.Drawing2D;
using Microsoft.Win32;
using System.Globalization;
///
///
///
Represents a Windows
/// check box.

///
[
ComVisible(true),
ClassInterface(ClassInterfaceType.AutoDispatch),
DefaultProperty("Checked"),
DefaultEvent("CheckedChanged"),
DefaultBindingProperty("CheckState"),
ToolboxItem("System.Windows.Forms.Design.AutoSizeToolboxItem," + AssemblyRef.SystemDesign),
SRDescription(SR.DescriptionCheckBox)
]
public class CheckBox : ButtonBase {
private static readonly object EVENT_CHECKEDCHANGED = new object();
private static readonly object EVENT_CHECKSTATECHANGED = new object();
private static readonly object EVENT_APPEARANCECHANGED = new object();
static readonly ContentAlignment anyRight = ContentAlignment.TopRight | ContentAlignment.MiddleRight | ContentAlignment.BottomRight;
private bool autoCheck;
private bool threeState;
private bool accObjDoDefaultAction = false;
private ContentAlignment checkAlign = ContentAlignment.MiddleLeft;
private CheckState checkState;
private Appearance appearance;
///
///
///