First, specify an id for the ListView, and then set the width Both the height and the height are set to match_parent, so the Android Listview occupies the entire layout space. ![]() ![]() Then modify The code in activity_main.xml is as follows: Īdding the Android Listview control to the layout is quite simple. However, compared to the several controls introduced earlier, the usage of Android Listview is relatively more complicated, so we will use it separately Use one section to explain the Android Listview in great detail.įirst, create a new ListViewTest project, and let ADT automatically help us create a good activity. I believe you are actually using this control every day, such as viewing the mobile contact list, flipping through the latest news on Weibo, and so on. Android Listview allows users to Refers to the way of sliding up and down to scroll the data outside the screen to the screen, while the original data on the screen will scroll out of the screen. ![]() If it's not necessary to show all options side-by-side, use a spinner instead. You should use radio buttons for optional sets that are mutually exclusive if you think that the user needs to see all available options side-by-side. When there is a large amount of data to be displayed in the sequence, you can use Android Listview to achieve it. Radio buttons allow the user to select one option from a set. Since the screen space of mobile phones is relatively limited, there is not much content that can be displayed on the screen at one time. Improve the efficiency of Android Listview:Īndroid ListView can definitely be called one of the most commonly used controls in Android, and almost all applications will use it. ![]()
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