C#.Net Textbox
C#.Net TextBox control is used to display, or accept input from user. Provide the user with an area to write/edit text.
| Attributes | Description |
|---|---|
| AutoCompleteCustomSource | To use when the AutoCompleteSourceproperty is set to Custom Source. |
| AutoCompleteMode | Options that controls how automatic completion works for the TextBox. |
| BackColor | To change textbox background color. |
| BorderStyle | You can set 3 different types of border style i.e. None, FixedSingle and fixed3d |
| CharacterCasing | Use to modify the case of characters as they are typed. |
| Enabled | Set to false to make the text box read-only. |
| Font | Change the font of the text displayed by the control. |
| ForeColor | Change the foreground color of the control. |
| MaxLength | Set the maximum length for the text in the control. |
| Multiline | To change the textbox from single line to multi line mode. |
| PasswordChar | Generally use to enter passwords. |
| Readonly | Tells whether the text in the form can be edited. |
| RightToLeft / TextAlign | To change the alignment of the textbox. eg Left, Center, Right. |
| ScrollBars | Specify how scroll bars should appear in a multiline TextBox control. None, Horizontal, Vertical, Both. |
| TabIndex | Specify the tab order of the control. |
| Text | Specify the text display in the text box. |
| Visible | Tells whether the text box is visible inside the form. |
| WordWrap | Automatically transfer cursor to the next line. |
| Height/Width | To change textbox height and width. |
| Attributes | Description |
|---|---|
| AppendText | Appends text to the current text of a text box. |
| Clear | Clears all text from the text box control. |
| Copy | Copies the current selection in the text box to the Clipboard. |
| Cut | Moves the current selection in the text box to the Clipboard. |
| Paste | Replaces the current selection in the text box with the contents of the Clipboard. |
| ResetText | Resets the Text property to its default value. |
| Undo | Undoes the last edit operation in the text box. |
| Attributes | Description |
|---|---|
| Click | When the control is clicked. |
| DoubleClick | When the control is double-clicked. |
| Enter | Control got focus or active. |
| Leave | Control lost focus or no longer active. |
| KeyDown, KeyPress, KeyUp | Keyboard Events. |
| MouseDown, MouseEnter, MouseHover, MouseLeave, MouseMove, MouseUp | Mouse Events. |
| TextChanged | Event raised when the value of the text changed. |
| Validated | |
| Validating |
Example 1: Identify the key pressed.
private void textBox1_keydown(object sender, keyEventArgs e)
{
if(e.KeyCode == Keys.Enter)
{
MessageBox.Show("You Press Enter Key");
}
}
Example 2: Display Text in Label while changing in textbox.
