Programming Tutorials

Jetpack Compose: Fetching Text from URL This code demonstrates how to retrieve text content from a URL using Jetpack Compose. It utilizes coroutines for asynchronous network operations and presents the retrieved text along with progress indication. Breakdown: Setup: MainActivity sets the content of the activity using setContent . ComposeNetworkTheme is applied for theming purposes. A Scaffold provides the basic app layout with a TopAppBar and a content area. Main Content: MainContent composable defines the UI elements for user interaction and displaying content. A rememberCoroutineScope is used to launch coroutines within the composable. State variables are used to manage the displayed text ( txt ), progress visibility ( progressVisibility ), and scrolling state ( scrollState ). Fetching Text: A Button triggers the text retrieval process when clicked. Clicking the button resets the displayed text and sets the progress indicator visible. A coroutine launched with Dispatche...