VB .NET Language in a Nutshell

Name

ColorDialog Class

Namespace

System.Windows.Forms

Createable

Yes

Description

Represents a common dialog box for selecting a color.

The ColorDialog object has properties for setting the initial appearance and functionality of the color dialog box, a property for returning the color selected by the user, and a method for showing the dialog box.

Selected ColorDialog Members

The following provides a brief description of the more important members of the ColorDialog class:

AllowFullOpen property

Returns or sets a Boolean value indicating whether the user can use the dialog box to define custom colors. The default is True.

AnyColor property

Returns or sets a Boolean value indicating whether the dialog box displays all available colors, although in Beta 2 of VB .NET, this property seems to have no effect. The default is False.

Color property

Returns an instance of a Color structure, which contains information about the color selected by the user. The Color structure, which is a type belonging to the System.Drawing namespace, has a number of members, among which are:

• Over 140 named color properties, from Red, Green, and Blue, to PapayaWhip, MistyRose, and MediumSeagreen. These properties return a Color structure.

• The Name property, which returns the name of the color, or its ARGB value for custom colors. (The A component is the alpha component of the color, which determines the color’s opacity.)

• The R property, G property, and B property, which return a byte specifying the red, green, or ...