VB.NET tutorial: GUI-Basic Controls

VB.NET GUI

Basic Controls


Label is a control in which icons or uneditable text is displayed.

Textbox is a control in which the user inputs data from the keyboard. This area also can display information.
 
Button is a control that triggers an event when clicked.

CheckBox is
a control that is either selected or unselected.

ComboBox is a drop-down list of items from which the user can make a selection
either by clicking an item in the list or by typing into a box.

ListBox is a control in which a list of items is displayed. The user can make a
selection from the list by clicking on any item. Multiple elements can be selected.

Panel is a container control in which controls can be placed.

PictureBox is a control that allows the user to display images.

Label : common properties
 and events

Description
 

Common properties


 Font
Text
TextAlign

 
The font of text to be displayed on the label
The text of the label
The alignment of the text(left, center, right, bottom, middle, top)

TextBox : common properties and events

Description
 

Common properties


Font
Text
Multiline
 
ReadOnly

 
The font of text to be displayed on the textbox
The text of the textbox
If true, the textbox can accept multi lines of text. If false, the textbox accept a single line of text
If true, the text of the textbox cannot be edited. False is the default value of the control.

Common events


Keypress
 
TextChanged

 
This event is triggered when the keyboard is pressed.
This event is triggered when the text of the textbox is changed.

Button : common properties and events

Description
 

Common properties


Text

 
The text displayed on the control
 

Common events


Click

 
This event is triggered when the button is clicked.
 

CheckBox : common properties and events

Description

Common properties


Checked
Text

Common events


CheckedChanaged
 

 
Indicates whether the checkbox is checked
The text displayed on the right of the checkbox
 
This event is triggered when the checkbox is checked or unchecked.

ComboBox : common properties and events

Description

Common properties


Items

 
The collection of items of the combobox

Common events


SelectedIndexChanged

 
This event is triggered when an item of the combobox is selected.

ListBox : common properties and events

 

Common properties


Items

 
The collection of items of the listbox

Common events


SelectedIndexChanged

 
This event is triggered when an item of the listbox is selected.

Panel : common properties and events

Description

Common properties


AutoScroll
 
BorderStyle

 
Indicates whether scroll bars appear when the panel is not big enough to contain controls.
 Sets the border of the panel.
 

PictureBox : common properties and events

Description

Common properties


Image
SizeMode

 
Set sthe image to display in the picturebox.
Controls image sizing and positioning (Values: Normal, StretchImage, AutoSize, CenterImage).

Common events


Click

 
This event is triggered when the picturebox is clicked.

 






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