publicAdapterForChildListView(Context context, ArrayList myList,intpositionClickedInParentArray){ this.context = context; this.myList = myList; inflater = LayoutInflater.from(context); this.positionClickedInParentArray = positionClickedInParentArray; } @Override publicViewgetView(intposition, View convert...
Android:当我传递Null时,构造函数是不明确的,但是当我传递分配给Null的变量时则不然 我写了以下声明来创建一个ArrayAdapter<String>, ArrayAdapter<String> arrayListAdapter =newArrayAdapter<String>(getActivity(), R.layout.fragment_result_titles, R.layout.row_listview, arrayList); ...
以便在关闭/重新启动android应用时，arraylist保持不变EN我有一个"Swimmer“对象的数组列表，我不希望它在...
}) val adapter = ArrayAdapter(this, android.R.layout.select_dialog_item, toAutoCompleteArray) toAutoCompleteTextView.setAdapter(adapter) toAutoCompleteTextView.postDelayed({ toAutoCompleteTextView.setText("") toAutoCompleteTextView.showDropDown() }, 10) } 这里是添加数据的函数: private fun doLocatio...
(map3);37//An easy adapter to map static data to views defined in an XML file.38SimpleAdapter listAdapter=newSimpleAdapter(this,39list,R.layout.user,newString[]{"user_name","user_ip"},//如果两个就是两列,与map的键值一致40//存string类型数据 username和userip是一个键41newint[]{R.id....
mAdapter.getCount是adapter中的数据长度 mItemCount是item的数量,也就是布局中的item数量 两个不相等说明数据与界面不同步 2.根据以上结论排查是数据与界面不同步 数据是adapter.setData中设置数据 界面是通过notifyDataSetChange()等其他方式更新的 所以得出结论setData中的数据与notifyDataSetChange()不一致 ...
= null) { val p = apps[i] val appInfo = Apps() appInfo.appName = p.applicationInfo.loadLabel(requireContext().packageManager).toString() appInfo.appImage = p.applicationInfo.loadIcon(requireContext().packageManager) res.add(appInfo) } mAdapter.setupApps(res) mAdapter.notifyDataSetChanged()...
两种方法： 方法一： 数据直接在adapter上修改，adapter.add().等方法 方法二： 本质上是...
outState.putIntegerArrayList(TAG_SELECTABLE_ADAPTER, adapter.getSelectedItems()); outState.putBoolean(TAG_IN_ACTION_MODE, inActionMode); outState.putStringArrayList(TAG_SELECTED_TORRENTS, selectedTorrents); torrentsListState = layoutManager.onSaveInstanceState(); outState.putParcelable(TAG_TORRENTS_LIST...
RosterFragment$DevicesAdapter.addDevice(...) void addDevice(BluetoothDevice device) { if (isCandidateDevice(device) && !devices.contains(device)) { devices.add(device); notifyItemInserted(devices.size()-1); } } 代码来源:commonsguy/cw-omnibus StageLayout.drawChild(...) @Override protected boolea...