faloproperties.blogg.se

We would not always want to change the UI elements of the app. Another possible scenario is while a user is logging into some app but his password and email did not match in the backend. Then you could use toast to display a message on the screen so that the user could know that the app is frozen, and an error has occurred. Consider an error that has occurred and the app will get crashed but instead of letting it crash your app, you have handled it using try-catch. There are many scenarios in which we may need to give a message to the user. Toast in android is basically a pop-up message which pops up when the developer triggers it in the code. Welcome back to my ongoing blog series on the Basics of Android development. Android Tutorials- Part 2.5.0-Toast(Displaying Messages) You must use this ID to inflate the layout from the XML: private void displayToast ( String message ) Īnd then you can display the custom toast using displayToast("Message"). Notice that the ID of the LinearLayout element is "toast_layout_root". First, simply define the XML view in res/layout in a file such as toast_layout.xml: You can also create a Toast that uses a custom XML layout rather than just displaying plain text. makeText ( applicationContext, "some message", Toast. makeText ( getApplicationContext (), "some message", Toast.

You can change this position with the setGravity method and specifying a Gravity constant. A standard toast notification appears near the bottom of the screen, centered horizontally.

You can configure the position of a Toast. show () // also supports Toast.LENGTH_LONG also supports Toast.LENGTH_LONG Toast. This method takes three parameters: the application Context, the text message, and the duration for the toast. Toasts automatically disappear after a timeout.įirst, instantiate a Toast object with one of the makeText() methods. It only fills the amount of space required for the message and the current activity remains visible and interactive. A toast provides simple feedback about an operation in a small popup.