- A Button control is a control which is used to perform an action like a simple mouse click on the control.
- Button helps in handling events in code, helps in sending information on the form to the database and so on.
- You can place a Button control on the form by drag and drop it from the toolbox. The Button control looks like as follows:
Properties of Button Control
Some of the commonly used properties of Button Control are listed below in the Table:
Methods of Button Control
Some of the commonly used methods of Button Control are listed below in the Table:
Events of Button Control
Some of the commonly used Events of Button Control are listed below in the Table:
Here is a simple example of Button control. To understand the use of the Button control follows the given steps:
- Add two Label controls to the Form by drag and drop them from the Toolbox.
- Now change the Text property of the Label1 control to “UserId” and Label2 control to “Password.
- Now place one TextBox control besides the Label UserId from the toolbox.
- Now place one more TextBox control besides the Label Password from the toolbox.
- Now set the PasswordChar Property of the TextBox2 as ‘*’.
- Now add one Button control from the toolbox to form.
- Set Text property of the Button control to Submit. Now double-click on the Submit button in the form design. This will open the Code Window.
- Add the following code in the Code window:
MessageBox.Show(“This is a button control”);
- In the above code, Button1_click method handles the Click event of the button. MsgBox.Show() method displays the text “This is a button control” when a user clicks the button. Now run the application using F5 key. This will produce a ‘Form’ at run time, type any user id and password in the text-boxes and then Click on the Submit button. This will display a message box: