Visual Basic Tutorial
- VB Introduction
- VB IDE
- VB Syntax
- VB Variables
- VB Strings
- VB Data Types
- .NET Framework Base Class Library
- Dynamic Language Runtime (DLR)
- Common Type System (CTS)
- Common Language Specification (CLS)
- Common Language Runtime (CLR)
- VB If Statement
- VB If...else...if Statement
- VB Select Case
- VB For loop
- VB While Statement
- VB do-while Loop
- VB Nested Loop
- VB Array
- VB Methods of the Array
- VB Properties of the Array Class
- VB Multi-Dimensional Arrays
- VB Dynamic Arrays
- VB Basic Control
- VB Progress bar Conttrol
- VB PictureBox control
- VB RadioButton control
- VB CheckBox control
- VB ComboBox control
- VB Text box controls
- VB Forms control
- VB Dialog box
- VB Color Dialog box
- VB Font Dialog box
- VB OpenFile Dialog box
- VB Save File Dialog box
- VB Print Dialog Box
- VB Nesting of Namespaces
- VB Creating User-Defined Namespaces
- VB Collections
- What is ADO.NET???
- ADO.NET Data Namespaces
- DataSet class
- Sql Data Adapter Class
- Sql Command Class
- SQL Connection class
- ADO.NET Example
- VB Functions
- VB Procedures
VB Component.net
VB Decision Statements
VB Loops
VB Array
Window Controls
Dialog box Control
Namespace & Collection
ADO .NET
Functions and Procedures
VB Color Dialog
The ColorDialog control class represents a common dialog box that displays available colors along with controls that enable the user to define custom colors. It lets the user select a color.
The main property of the ColorDialog control is Color, which returns a Color object.
Properties of the ColorDialog Control
The following are some of the commonly used properties of the ColorDialog control:
| S.N | Property | Description |
|---|---|---|
| 1 | AllowFullOpen | Gets or sets a value indicating whether the user can use the dialog box to define custom colors. |
| 2 | AnyColor | Gets or sets a value indicating whether the dialog box displays all available colors in the set of basic colors. |
| 3 | CanRaiseEvents | Gets a value indicating whether the component can raise an event. |
| 4 | Color | Gets or sets the color selected by the user. |
| 5 | CustomColors | Gets or sets the set of custom colors shown in the dialog box. |
| 6 | FullOpen | Gets or sets a value indicating whether the controls used to create custom colors are visible when the dialog box is opened |
| 7 | ShowHelp | Gets or sets a value indicating whether a Help button appears in the color dialog box. |
| 8 | SolidColorOnly | Gets or sets a value indicating whether the dialog box will restrict users to selecting solid colors only. |
Methods of the ColorDialog Control
The following are some of the commonly used methods of the ColorDialog control:
| S.N | Method Name | Description |
|---|---|---|
| 1 | Reset | Resets all options to their default values, the last selected color to black, and the custom colors to their default values. |
| 2 | RunDialog | When overridden in a derived class, specifies a common dialog box. |
| 3 | ShowDialog | Runs a common dialog box with a default owner. |
Events of the ColorDialog Control
The following are some of the commonly used events of the ColorDialog control:
| S.N | Event | Description |
|---|---|---|
| 1 | HelpRequest | Occurs when the user clicks the Help button on a common dialog box. |
Example
In this example, let's change the forecolor of a label control using the color dialog box. Take the following steps:
- Drag and drop a label control, a button control and a ColorDialog control on the form.
- Set the Text property of the label and the button control to 'Give me a new Color' and 'Change Color', respectively.
- Change the font of the label as per your likings.
- Double-click the Change Color button and modify the code of the Click event.
Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click
If ColorDialog1.ShowDialog <> Windows.Forms.DialogResult.Cancel Then
Label1.ForeColor = ColorDialog1.Color
End If
End Sub