CheckBox (chb)

CheckBox - Allows the user to select or deselect an option.

The CheckedChange event does not fire if you set the value to False when the form loads.

Examples

Useful Code

if (this.CheckBox1.Checked == false) 
{ 
   this.CheckBox1.Checked = true; 
}

this.Checkbox1.CheckState

Properties

Appearance	Gets or sets the value that determines the appearance of a CheckBox control.
AutoCheck	Gets or set a value indicating whether the Checked or CheckState values and the CheckBox's appearance are automatically changed when the CheckBox is clicked.
AutoEllipsis	Gets or sets a value indicating whether the ellipsis character (...) appears at the right edge of the control, denoting that the control text extends beyond the specified length of the control. (Inherited from ButtonBase.)
AutoSize	Gets or sets a value that indicates whether the control resizes based on its contents. (Inherited from ButtonBase.)
BackColor	Gets or sets the background color of the control. (Inherited from ButtonBase.)
CheckAlign	Gets or sets the horizontal and vertical alignment of the check mark on a CheckBox control.
Checked	Gets or set a value indicating whether the CheckBox is in the checked state.
CheckState	Gets or sets the state of the CheckBox.
DefaultImeMode	Gets the default Input Method Editor (IME) mode supported by this control. (Inherited from ButtonBase.)
FlatAppearance	Gets the appearance of the border and the colors used to indicate check state and mouse state. (Inherited from ButtonBase.)
FlatStyle	Gets or sets the flat style appearance of the button control. (Inherited from ButtonBase.)
Image	Gets or sets the image that is displayed on a button control. (Inherited from ButtonBase.)
ImageAlign	Gets or sets the alignment of the image on the button control. (Inherited from ButtonBase.)
ImageIndex	Gets or sets the alignment of the image on the button control. (Inherited from ButtonBase.)
ImageKey	Gets or sets the key accessor for the image in the ImageList. (Inherited from ButtonBase.)
ImageList	Gets or sets the ImageList that contains the Image displayed on a button control. (Inherited from ButtonBase.)
IsDefault	Gets or sets a value indicating whether the button control is the default button. (Inherited from ButtonBase.)
Text	(Inherited from ButtonBase.)
TextAlign	Overridden. Gets or sets the alignment of the text on the CheckBox control.
ThreeState	Gets or sets a value indicating whether the CheckBox will allow three check states rather than two.
UseCompatibleTextRendering	Gets or sets a value that determines whether to use the compatible text rendering engine (GDI+) or not (GDI). (Inherited from ButtonBase.)
UseMnemonic	Gets or sets a value indicating whether an ampersand (&) is included in the text of the control. (Inherited from ButtonBase.)
UseVisualStyleBackColor	Gets or sets a value that determines if the background is drawn using visual styles, if supported. (Inherited from ButtonBase.)

Methods

CreateAccessibilityInstance	Overridden. Creates a new accessibility object for the CheckBox control.
Dispose	Overloaded. Releases the resources used by the ButtonBase. (Inherited from ButtonBase.)
GetPreferredSize	Retrieves the size of a rectangular area into which a control can be fitted. (Inherited from ButtonBase.)
OnClick	Overridden. Raises the Click event.
ToString	Overridden. Returns a string that represents the current CheckBox control.

Events

AutoSizeChanged	Occurs when the value of the AutoSize property changes. (Inherited from ButtonBase.)
CheckedChanged	Occurs when the value of the Checked property changes.
CheckStateChanged	Occurs when the value of the CheckState property changes.
DoubleClick	Occurs when the user double-clicks the CheckBox control.
ImeModeChanged	Occurs when the ImeMode property is changed. This event is not relevant for this class. (Inherited from ButtonBase.)
MouseDoubleClick	Occurs when the user double-clicks the CheckBox control.