android-listview

问题 I started dealing with preferences in a PreferenceFragment . Here's what I have: I'm trying to: get rid of the dividers between items. I suppose this can be defined from styles, but I can't figure out how. I tried getting the preference ListView at runtime calling findViewById(android.R.id.list) , as I read somewhere, but it returns null. set new, full width dividers right on top of the headers, as seen here. For example in this case I want a full width divider right above "Statistiche", but

问题 I looke at the ListView API and I saw the method: addHeaderView(View v) What I want to do is to have a layout above the list, is this possible ? I tried doing something like : EditText et=new EditText(this); et.setLayoutParams(new Gallery.LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.WRAP_CONTENT)); et.setInputType(InputType.TYPE_CLASS_TEXT); addHeaderView(et); //makes app crash I also tried setContentView(R.layout.tryview); but it also make the app crash. Help is very much appreciated!

问题 i want the same as this link https://www.gorecess.com/ first spinner . multi selection spinner in android with checkbox .Show the spinner in dropdown. anyone know answer... 回答1: <com.extra.MultiSelectionSpinner android:id="@+id/input1" android:layout_width="fill_parent" android:layout_height="wrap_content" android:layout_margin="2dp" /> MultiSelectionSpinner spinner=(MultiSelectionSpinner)findViewById(R.id.input1); List<String> list = new ArrayList<String>(); list.add("List1"); list.add(

问题 i want the same as this link https://www.gorecess.com/ first spinner . multi selection spinner in android with checkbox .Show the spinner in dropdown. anyone know answer... 回答1: <com.extra.MultiSelectionSpinner android:id="@+id/input1" android:layout_width="fill_parent" android:layout_height="wrap_content" android:layout_margin="2dp" /> MultiSelectionSpinner spinner=(MultiSelectionSpinner)findViewById(R.id.input1); List<String> list = new ArrayList<String>(); list.add("List1"); list.add(

问题 i have to develop android listview using xml parsing., Am getting xml feed from mysql server.the product is added day to day activities. Here i need 3 kind of listview: 1st view: Category 2nd view: SubCategory 3rd view: Product In fistview have to display Categoryname alone. From my xml feed 1st view have to display Categoryname alone In 2nd view : Have to display subcategoryname belonging to Categoryname. In 3nd View : Have to display Product Name and Price belongs to subcategoryname. This

问题 i have to develop android listview using xml parsing., Am getting xml feed from mysql server.the product is added day to day activities. Here i need 3 kind of listview: 1st view: Category 2nd view: SubCategory 3rd view: Product In fistview have to display Categoryname alone. From my xml feed 1st view have to display Categoryname alone In 2nd view : Have to display subcategoryname belonging to Categoryname. In 3nd View : Have to display Product Name and Price belongs to subcategoryname. This

问题 I have an activity which has two edit text fields: one for the title and the other for the story. The entries made two text fields are saved in the database, also the database has a ROW_ID , TITLE_ID and STORY_ID . The entries are displayed in a list view . When an item is long clicked, I get the row id corresponding to that item. How should I get the TITLE_ID and STORY_ID from this? 回答1: Say, you have the corresponing row id of item which is long clicked in a variable rid . Then run the

问题 It's difficult to tell what is being asked here. This question is ambiguous, vague, incomplete, overly broad, or rhetorical and cannot be reasonably answered in its current form. For help clarifying this question so that it can be reopened, visit the help center. Closed 6 years ago . I am new in android technology and learning via net tutorials. While binding List View i am in a confusion that why we create a separate layout file and call that layout file in arrayadapter 回答1: Source for the

问题 I have a simple list adapter in which I want to display food images with some text info. Till now I have known that I can do it with libraries like AQuery or Picasso, but I can't figure it out how to implement it after reading a lot of tutorials. I have added Picasso library in my dependencies. Suppose my Image view id is ImgViewFood activity JSONArray jsonArr = jsonObj.getJSONArray("foodnames"); for (int i = 0; i < jsonArr.length(); i++) { HashMap<String, String> food = new HashMap<>();

问题 I have an android application that use sqlite as DB and fetch data from DB then display these data in the ListView . The problem is that it is not display the correct images according to their names in the sqlite database so how to fix this error? can anyone help me? CustomAdapterMatchSchedule.java @Override public View getView(int position, View convertView, ViewGroup arg2) { // TODO Auto-generated method stub ItemDetails itemdetail = itemdetailsList.get(position); if (convertView == null) {