![]() ![]() We shall look into an example Login Form Kotlin Android Project, where there are four views that we access programmatically, and assign an OnClickListener to Button.įollowing is the login form activity layout xml file that has views with id s assigned.Īnd in the following Kotlin file, we shall access those views with ids et_user_name, et_password, btn_reset and btn_submit. The reference could be used to access or modify the properties of the view. The autosize property determines how the final chart size is determined: 'pad' (the default) introduces extra space to accommodate all visualized marks, including axes and legends. Reference of Button view is loaded to the variable, btn_submit. The padding determines the margin between the chart content and the border of the view. To find a view programmatically, the View (LinearLayout / TextView / Button / ImageView / EditText etc.) should have been set with an id in the layout xml file as shown below : Īnd in the Kotlin file, the View can be assigned to a variable using findViewById method as shown below : var btn_submit = findViewById(R.id.button_submit) as Button ![]()
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