How does layout weight work

The other two will expand equally to fill the space remaining after all three fields are measured. If the third field is then given a weight of 2 instead of 0 , then it is now declared more important than both the others, so it gets half the total remaining space, while the first two share the rest equally. For details about the attributes available to each child view of a LinearLayout , see LinearLayout. About Android Legal Support. Quicknav Quicknav. Results Loading Content Providers.

Android Manifest. User Interface. Input Controls. Android contains the following commonly used ViewGroup subclasses: LinearLayout. Skip to content Android Windows Linux Apple. Home » Android. See also Question: Can you create website shortcut on Android? See also How do I sort a list alphabetically in Linux? See also Frequent question: Does Android 17 and 18 absorb energy?

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Active 8 months ago. Viewed k times. I don't understand how to use this attribute. Can anyone tell me more about it? Mat Nadrofsky 8, 8 8 gold badges 48 48 silver badges 73 73 bronze badges. Mojiiz Mojiiz 7, 6 6 gold badges 25 25 silver badges 25 25 bronze badges.

Add a comment. Active Oldest Votes. To get it work you also have to set the height or width depending on your orientation to 0px. OneCricketeer k 16 16 gold badges silver badges bronze badges. Flo Flo To define which of them will be affected by weight. Width or height. You do need the 0px. Example: you want to implement a table with two equally-sized columns.

Solace, late answer, but for completeness sake.. Seems like weight attribute is not contributing to RelativeLayout. It only works with LinearLayout. If you see a need for weigth, perhaps the way to go is to create a LinearLayout with weightages within RelativeLayout. For a better understanding, you can imagine the distribution in percent.

Means you have e. Show 8 more comments. ArK ArK A much better explanation than the currently selected answer. Well, there's the simple explanation which I appreciate and the nitty gritty details which I appreciate in a different way. They're both good answers.

Also, the weights don't need to be integers. This is a bit more difficult to understand than the selected answer, but it gives the complete answer - particularly when some views have weights and some do not.

That's a huge use case not covered by the selected answer. I want to disagree that this is hard to understand. Because of it means importance. As in what he says carries alot of weight.