android-listview

问题 I use a ListView in my layout like this: <ListView android:id="@+id/list" android:layout_width="fill_parent" android:layout_gravity="center" android:layout_height="match_parent" android:layout_weight="0.7" android:layout_marginTop="5dp" android:orientation="vertical" android:layout_centerInParent="true" android:divider="@color/dark_grey" android:drawSelectorOnTop="false" android:focusable="true" android:layout_marginBottom="55dp" android:cacheColorHint="#00000000" android:listSelector="@color

问题 I'm trying to get the fast scroll pop up containing the large letter to appear when I the fast scroll feature in my list (just like in the image below), but for some reason it won't appear. I've consulted various tutorials but it still doesn't seem to work + I'm not sure if code is missing or some code is in the wrong place. All help would be appreciated. strings.xml <resources> <string name="app_name">World</string> <string name="action_search">Search</string> <string name="search_hint"

问题 I have a GridView implemented and activated the mGridView.setChoiceMode(GridView.CHOICE_MODE_MULTIPLE_MODAL); mode. Now I have the possibility to select multiple items from my grid when I perform a long click on one item. I want to achieve this behavior on a normal, short click. Is this possible? 回答1: First, I'd suggest to think if this user scenario is what you have been looking for. By default, in Android UX to select something you do long press and it's a pattern users used to. So, maybe

问题 listView.setOnScrollListener(new OnScrollListener() { public void onScrollStateChanged(AbsListView view, int scrollState) { } public void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount, int totalItemCount) { if(loading){ //if trying to loading if(totalItemCount > previousTotal){ loading = false; previousTotal = totalItemCount; } } if(!loading && ((totalItemCount - visibleItemCount) <= (firstVisibleItem + visibleThreshold))){ limit=limit+10; AlertSearchAsync task1=new

问题 I want to use Activity extends ListActivity for PullToRefresh.But i have use CustomActionBar that's why using AppCompatActivity.How to solve this issue.Thanks in Advanced public class CustomActionActivity extends ListActivity public class PullToRefreshActivity extends ListActivity { private LinkedList<String> mListItems; /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.pull

问题 I have tried to use both ScrollView and ListView. I figured out that if I use ListView and I click one of items let current fragment be replaced by next fragment and press back button to prev fragment. The scroll position of ListView will keep at same position. But if I use ScrollView, it will not. I don't understand why they are different? And how can I make ScrollView keep its position after press back button? Actually, I have searched some answer at StackOverflow. But I want to know the

问题 I have posted the same problem a couple of times but it hasn't yet been resolved. I have a ListFragment and I want to highlight the selected item in the list. I have been given suggestions to use a "selector". I don't understand how to use this selector. My ListFragment class is: // Create an adapter with list of stores and populate the list with // values ArrayAdapter<String> adapter = new ArrayAdapter<String>(getActivity(), android.R.layout.simple_list_item_1, StoreList); setListAdapter

问题 For various Android applications, I need large ListView s, i.e. such views with 100-300 entries. All entries must be loaded in bulk when the application is started, as some sorting and processing is necessary and the application cannot know which items to display first, otherwise. So far, I've been loading the images for all items in bulk as well, which are then saved in an ArrayList<CustomType> together with the rest of the data for each entry. But of course, this is not a good practice, as

问题 I have an Horizontal listview i want listview should be closed. For example if the last item is reached in Listview then show the first item below the last item. It means item should be in circular format. And if i scroll from first item it should show last item before first item. I want scrolling for both side. Below image can tell u what exactly i want In the First image it is showing 5 items and when scroll the Listview it should scroll the items As shown in Second image Thanks In Advance.

问题 As described, my List item is a FrameLayout , there are two views inside. ColorView is a custom view I made for show color in whole view. ( FrameLayout 's height is "wrap_content") It seems work well on my ICS device, but doesn't work on my Android 2.2 emulator and Android 1.6 G1. <?xml version="1.0" encoding="utf-8"?> <FrameLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="wrap_content"> <org.mariotaku.twidere.view