2.须要导jar包 fragment android.support.v4.app.Fragment 须要引入包android-support-v4.jar 3.在Activity中取的方法不同 android.app.Fragment使用 (ListFragment)getFragmentManager().findFragmentById(R.id.userList) 获得 ,继承Activity(这个只须要继承自最简单的activity) android.support.v4.app.Fragment使用...
XXXfragment that is not a fragment错误,fragment认不出来,要注意的是fragment事实上是有两个版本号的,一个是importandroid.support.v4.app.Fragment;另外一个是importandroid.app.Fragment;这两个版本号的fragment是不会兼容的。也就是说要不就全用fragment,要不就全
1.更改默认的import androidx.fragment.app.Fragment为android.app.Fragment; 2.不更改默认Fragment包的情况下,相应Activity继承FragmentActivity。 参考: Android: Fragment (Trying to instantiate a class that is not a Fragment) - alvin.zhang - 博客园 (cnblogs.com)分类: Android开发笔记 好文要顶 关注我 ...
app.Fragment$InstantiationException: Trying to instantiate a class xx.NavHostFragment that is not a Fragment 二、解决方案 Navigation 的常见错误 , 按照下面的步骤逐个排查 ; 1、查看 Navigation 依赖是否导入 使用Navigation 需要 navigation-fragment 和 navigation-ui 依赖 , 排查这两个依赖库是否已经导入 , ...
Caused by: android.app.Fragment$InstantiationException: Trying to instantiate a class androidx.navigation.fragment.NavHostFragment that is not a Fragment at android.app.Fragment.instantiate(Fragment.java:543) at android.app.FragmentContainer.instantiate(FragmentContainer.java:53) ...
Careful comparison seems to show this may be the same viewer used in an earlier photo of a fragment of the screen, to which I replied "That doesn’t look like the Chrome PDF viewer. So, That is not a PDF. What makes you say that it is?" Thank you for confirming it isn't...
'<elementname>' is ambiguous because multiple kinds of members with this name exist in <type> '<typename>' '<elementname>' is not a method parameter '<elementname>' is not a parameter of extension method '<methodname>' defined in '<typename>' '<elementname>' is obsolete (Vi...
adefragment defragment [translate] acardinal 主要 [translate] a女が女を责ぬるときⅡ 正在翻译,请等待... [translate] ashare when you find teh mtisake 份额,当您发现mtisake [translate] a决意发展事业 Has made up mind to develop the enterprise [translate] aThat is not what I wanna 那不是...
百度试题 结果1 题目 A fragment.is a word group that lacks a subject or a verb and/or one that does not express a complete thought. 相关知识点: 试题来源: 解析 对 反馈 收藏
Click a button on the dialog dismissing it and pop fragment B as a result Try to add a new dialog - doesn't matter where, the fragment manager is "corrupted" at this point Exception thrown The way I fixed it - where I pop fragment B, I also added a call to clearDialogFragment BEFOR...