adapter
Can I avoid adapter classes when composing heterogeneous collections?
I need a single collection of \"processor\" classes (I happen to be using Java) that can operate on a concrete shape, say a circle.Some of the classes can operate on the abstract shape, while others r[详细]
2023-03-27 17:27 分类:问答re instantiate a PagerAdapter [duplicate]
This question already has answers here: Why `PagerAdapter::notifyDataSetChanged` is not updating the View?[详细]
2023-03-27 11:12 分类:问答Implement interface methods that do nothing
Lets say I have this interface and class: interface IListener { void f(); void g(); 开发者_Python百科void h();[详细]
2023-03-27 09:42 分类:问答How communicate between Adapter and Activity
I\'m not sure what\'s the best way to communicate from an Adapter to the corresponding Activity. My activity has a layout with a WebView and a Gallery on top of it:[详细]
2023-03-26 13:04 分类:问答Change ListItem View on Select in ListView
I want to replace the view of a ListItem onItemClick. However, I have encountered redrawing problems when I do thi开发者_StackOverflow社区s:[详细]
2023-03-26 06:22 分类:问答Force ListView/BaseAdapter to inflate all needed views at the begining in android
I 开发者_高级运维have a rather expensive Layout that i inflate to a listview\'s childrens. If the listview shows 5 childrens eatch time getView() will inflate only 5 (maybe one-two more) of my expensi[详细]
2023-03-26 03:53 分类:问答Android: HowTO delete last item of a list and the list
I have an activity which extends ListActivity. It has many things but amongst them it shows the articles the user has purchased with an adapter. Well I have a method that the user can delete the items[详细]
2023-03-25 23:51 分类:问答convertView is being passed as null even if the view exists
I have developed an android application where image and text are displayed in a grid view and when the user scrolls down next ten items(image and text) are displayed. The problem arises when the getVi[详细]
2023-03-25 21:31 分类:问答Update textview in gallery
I am trying to update the textview in my gallery after it has been created using my updateCaption method, however, only the first textview in the gallery gets updated.When I print out my textview, the[详细]
2023-03-25 04:06 分类:问答Android: Viewpager and FragmentStatePageAdapter
I\'m designing an app that allows users to flip between multiple pages in a ViewPager.I\'ve been struggling trying to figure out how it is possible to remove a Fragment instance from a page when it is[详细]
2023-03-25 02:47 分类:问答