custom-adapter

问题 I am creating a Help page in which I have a set of questions and answers. These questions and answers have different styles. Here is the xml file, which describes the layout of a question & answer set : <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:layout_height="wrap_content" android:orientation="vertical" android:layout_gravity="center"> <TextView android:text="@string/Help_first

问题 I am creating a Help page in which I have a set of questions and answers. These questions and answers have different styles. Here is the xml file, which describes the layout of a question & answer set : <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:layout_height="wrap_content" android:orientation="vertical" android:layout_gravity="center"> <TextView android:text="@string/Help_first

问题 here is the code for custom listview using BaseAdapter in android its working fine: public class CustomListAdapter extends BaseAdapter { private ArrayList<TaskClass> _listData; Context _c; public CustomListAdapter(Context context, ArrayList<TaskClass> listData) { _listData = listData; _c = context; } @Override public int getCount() { return _listData.size(); } @Override public Object getItem(int position) { return _listData.get(position); } @Override public long getItemId(int position) {

问题 here is the code for custom listview using BaseAdapter in android its working fine: public class CustomListAdapter extends BaseAdapter { private ArrayList<TaskClass> _listData; Context _c; public CustomListAdapter(Context context, ArrayList<TaskClass> listData) { _listData = listData; _c = context; } @Override public int getCount() { return _listData.size(); } @Override public Object getItem(int position) { return _listData.get(position); } @Override public long getItemId(int position) {

问题 The listener for checkbox in my custom listview works only for the first checkbox. I think this has something to do with the position in getView(). I'm attaching my code with this question please suggest me a work around for this problem. public View getView(final int position, View convertView, ViewGroup parent) { final ViewHolder holder; LayoutInflater inflater = context.getLayoutInflater(); if(convertView==null) { convertView = inflater.inflate(R.layout.custom_list, null); holder = new

问题 i have a listview which is having image, text and checkbox i have inflated this using BaseAdapter. i want to send only those images which are selected but how to store the state of checkbox ? may be i am wrong as i am using baseadapter. you can suggest any other way to do that. 回答1: please look below my Baseadapter class ImageInfoAdapter extends BaseAdapter{ @Override public int getCount() { if(viewcount == 0){ return 0; } return viewcount; } @Override public Object getItem(int position) {

问题 I have a autocomplete text view in my android project which is working fine but it only works if first value is entered in it. So for making it more customizable, I have added the below class public class CustomArrayAdapterWIthFilter extends ArrayAdapter<String> implements Filterable { List<String> items = null; List<String> originalItems = null; private MyFilters myFilters = null; Context mContext; public CustomArrayAdapterWIthFilter(@NonNull Context context, @LayoutRes int resource,

问题 I'm a little lost here. I'm trying to add a custom object(with 3 integers, 1 double, and 1 date) to an arraylist when a button is clicked. I want the arraylist to be shown in another classes listview. So far this is what I have for the custom class: ublic class Record { private Integer squat, bench, dead; private double total; private Date dateTime; public Record(int squat, int bench, int dead, double total, Date date) { this.bench = bench; this.dateTime = date; this.dead = dead; this.squat =

问题 I have a listview that is being populated by information from a database using a custom adapter to handle the individual views. What I am trying to do is disable certain items in that listview (it is a basic progression system, i.e. user finishes module 1, and then module 2 is unlocked). I have seen mentions here and there to override areAllItemsEnabled() and isEnabled() methods in my adapter class. The problem I'm having is, areAllItemsEnabled() seems ok, but the isEnabled() method basically

问题 I run into a problem where I need to enable my button in the ListView. The weird thing is : public class CookingStepAdapter extends ArrayAdapter<CookingStep> { ... private void addButtonToList(Button clock, Button skip){ if (list_clock_button == null) { list_clock_button = new ArrayList<Button>(); iterate = 0; } if (list_skip_button == null) list_skip_button = new ArrayList<Button>(); list_clock_button.add(clock); list_skip_button.add(skip); clock.setEnabled(true); skip.setEnabled(true); list