Onoptionsitemselected overrides nothing
Web如果您的活动的 onOptionsItemSelected 方法返回true,则在activity中使用该调用,并且未调用片段的onOptionsItemSelected。. 因此, 通过super.onOptionsItemSelected调用在Activity onOptionsItemSelected方法 或父类实现中返回false (默认实现返回false)。. 根据活动类javadoc,方法Activity ... http://www.dhyanamehta.com/ewmjt/%27oncreateoptionsmenu%27-overrides-nothing
Onoptionsitemselected overrides nothing
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Web5 de dez. de 2024 · e: (1108, 9): ‘isViewFromObject’ overrides nothing e: (1155, 9): ‘restoreState’ overrides nothing. The IDE doesn’t show an error in the open source file. … Web9 de mar. de 2015 · Parent activity has nothing to do in this menu item click, its totally for fragment functionality purpose only. The problem is, during run time public override bool OnOptionsItemSelected(IMenuItem item) is not being called, but Item click event is fired. I have set SetHasOptionsMenu(true) on this fragment , i dont know whether its required or …
Web4 de set. de 2024 · Use the new Android addMenuProvider API instead of the deprecated Fragment menu API. In order to create a Menu from a child Fragment contained within a Activity, we previously had to override the ... Web如果您的活动的 onOptionsItemSelected 方法返回true,则在activity中使用该调用,并且未调用片段的onOptionsItemSelected。. 因此, 通过super.onOptionsItemSelected调 …
Web23 de mar. de 2024 · If your activity subclass overrides the onOptionsItemSelected() method, your override method must call super.onOptionsItemSelected() so the superclass can expand the action view. If you want to do something when the action is expanded or collapsed, you can define a class that implements MenuItem.OnActionExpandListener , … Web8 de jun. de 2024 · onOptionsItemSelected is in the Activity class, not in the OnNavigationItemSelectedListener.Likely it was pasted in the wrong position. Try this:
Web27 de nov. de 2024 · 当我们重写父类方法时编译器报错“overrides nothings” image.png 本身这个类是直接由AS工具直接java转过来,按说应该没有什么大问题,通过stackoverflow查看后有人说跟kotlin的 “?”有关,于是有了一些思路,先查看其父类 public abstract class LetvBaseFragment extends Fragment implements LetvFragmentListener { protected …
Web4 de out. de 2024 · Step 1: Create a New Project To create a new project in Android Studio please refer to How to Create/Start a New Project in Android Studio. Note that select Kotlin as the programming language. Step 2: Implement Option Menu We need to create a new menu XML file and using the tag we can create items inside the menu. grade book sheets online freeWeb4 de mar. de 2024 · #1 In one of my fragment class, I using invalidateOptionsMenu () as below Java: invalidateOptionsMenu(activity) What can be used to replace invalidateOptionsMenu (Activity activity) ? This method still can be used, but will it be an issue in future? D Deleted User Guest Jun 26, 2024 #2 Use … chilton 28624Web2 de fev. de 2024 · Previously the working solution was adding the following lines in the OnCreate and OnOptionsItemSelected methods : protected override void … chilton 28691Web27 de nov. de 2024 · 2024.11.27 23:01:53 字数 213 阅读 6,026. 最近在学习Kotlin过程中,无意间发现这个问题。. 当我们重写父类方法时编译器报错“overrides nothings”. … grade book sheets printableWeb15 de abr. de 2024 · 1 Answer. You are using an "action layout" for this item. This is just going to act like a normal view and clicking on it won't trigger the … chilton 30210Webandroidx.car.app.activity.renderer.surface. Overview; Interfaces gradebook template printable pdfWeb17 de nov. de 2024 · Add a comment. -1. First reason is that you have'nt properly implemented onCreateOptionsMenu () and onOptionsItemSelected () @Override … grade boundaries 2019 aqa gcse maths