Getheight returns 0 when view is gone
WebApr 12, 2024 · 这里就比较好理解了，首选是最上面的一个搜索框，我们监听里面的内容，有内容的haunted我就显示清除按钮，下面是一个FrameLayout，他包裹着一个ListView显示联系人，一个TextView是作为字母提示的，最右边就是我们的自定义字母导航栏LettersView了，同样的，因为 ... WebFeb 13, 2014 · The problem is that either canvas.getWidth () or canvas.getHeight () , or both, return 0. That is not allowed. In turn, that is caused by the line you indicate in the comment, in which getWidth ()/getHeight () returns 0. I would add a log statements that prints these, so you can see if it only happens the first time, or always.
Getheight returns 0 when view is gone
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WebFor an animation I need to know the height from a View. The Problem is, that the getHeight () method allways return 0 unless the View is drawn. So is there any way to get height without drawing it? In this case the View is a LinearLayout. WebOct 28, 2013 · At the point where I set the height the views and layouts havent been created which means that the getHeight() and getWidth() are returning 0. I have looked at other threads on StackOverflow but none seem specific enough to my problem. ... View's getWidth() and getHeight() returns 0. 8. measure() doesnt work properly with dynamic …
Web如何在Android中使用Camera2 API编程拍摄视频,android,image,video,android-camera2,Android,Image,Video,Android Camera2,我想在使用camera2 API录制视频时捕获图像 有两个单独的演示可用。 WebAndroid之自定义View学习（二）_view(lin2)_IT 涓涓清泉的博客-程序员秘密 技术标签： java android android studio Android Studio Android学习系列
Web你是否找到了使动画更流畅的方法？ WebJan 13, 2011 · This doesn't directly answer the question, but if you're wondering why getHeight ()/getWidth () are returning 0, they will always return 0 if you call those methods before the view has been "drawn" i.e if you were to call these methods in onCreate () it would return 0 – audiojared Jun 7, 2024 at 0:08 Show 1 more comment 10 Answers …
WebThis is called during layout when the size of this view has changed. You should use: image1.getLayoutParams().width; You are either accessing the ImageViews width and height before it has been measured, or after you set its visibility to GONE. image2.setVisibility(View.GONE); Then getWidth() or getHeight() will return 0.,
WebAug 16, 2013 · 11. You are either accessing the ImageViews width and height before it has been measured, or after you set its visibility to GONE. image2.setVisibility (View.GONE); … new fnaf freeWebOct 6, 2014 · 1 Answer Sorted by: 2 You have to wait for the layout to be drawn before getting the width. When drawn it's measured and the width is saved so you can call getWidth. You can add a layout listener to wait for the view to be drawn: new fnaf game in the worksWebJan 3, 2024 · The difference between getHeight() and getMeasuredHeight() is that first method will return actual height of the View, the second one will return summary height of View's children. In ohter words, getHeight() returns view height, getMeasuredHeight() returns height which this view needs to show all it's elements new fnaf game 2020 trailerWebAug 28, 2010 · View’s getWidth () and getHeight () returns 0. I am creating all of the elements in my android project dynamically. I am trying to get the width and height of a … new fnaf fan games 2021WebJul 20, 2015 · 0. OnGlobalLayoutListener is work on ViewTreeObserver, and its method onGlobalLayout does not called immediately. This Listener only works on some event occurred in current layout (when some changes is shown to the listener). so, you get 0 height when you load your layout. if you want to access this value outside … new fnaf figuresWebJan 13, 2024 · 1 Answer Sorted by: 3 Wait until your view gets rendered on UI. There are a few ways to do that. One of them is to use post () of the view which you want to get the height. Like container.post (new Runnable () { @Override public void run () { imageView.getLayoutParams ().height = container.getWidth (); … new fnaf game freeWebJul 22, 2024 · However, the view is still not drawn for the mEditSetContainer when the view for the mBottomNavigationView is. It is to note that the mEditSetContainer has its height defined by wrap-content and that it is a container for a nested fragment. new fnaf fox