android-listview

问题 I have a custom listview that contains an edittext,checkbox and two text views.Now i am hving a problem with the edittext values in my code.I am not able to get the correct value from the edittext.And also if i set the value of an edit text at one position in the list,that value is also set to edittexts at random positions in the listview.And i have the common problem of the values changing on scroll.Following is the code: Activity: protected void onCreate(Bundle savedInstanceState) { super

问题 I have a ListView that has a signature capture control in it. When the user touches down on the signature capture control I need to prevent the ListView from scrolling -- what happens now is that horizontal strokes on the capture control work, but vertical strokes draw a small line and then start the scroll the ListView. I cannot find an easy way to turn ListView scrolling on and off. There are some examples on StackOverflow, but few have accepted answers, and I've tried many of the solutions

问题 Whatever I searched so far is about getting the list view data by placing the button in each row, But what I want to achieve is to pick the listview content by placing the button outside the list. I have created an editable listview where user will enter the value and this value will be multiplied by one of the columns already present in the list and the result will be set in another textview. Now on clicking the button (which is given below the list)I want to perform the following two things

问题 I have a list view with each list item containing a button (with a text on it) and an image. I am trying to implement swiping a swiping effect when the user touches the listitem and moves his finger to the left or right. This is my code in onIntercetTouchEvent case MotionEvent.ACTION_DOWN: mDownX=motionEvent.getX(); Log.i(TAG, "onInterceptTouchEvent.ACTION_DOWN"); break; case MotionEvent.ACTION_MOVE: float deltaX=motionEvent.getX()-mDownX; int mSwipingSlop=deltaX>0?mSlop:-mSlop; this

问题 I am relative new to Android development. I am working on an app where it is a specific client requirement that I have a scrollable list of videos. These videos must be playable within the scrolling list as embedded views. My first thought was to use VideoViews in a ListView and use a custom ArrayAdapter to instantiate the VideoViews. After running this I get all kinds of errors, such as: E/MediaPlayer﹕ error (100, 0) E/AndroidRuntime﹕ FATAL EXCEPTION: main java.lang.IllegalStateException at

问题 I am using a ListView with a custom Adapter. I have two TextView inside each row. I need to change the text of these TextView only for the textViews which I click. How can I achieve it? I have a method inside my CustomAdapter where I initialise the TextView 's public class MainListAdapter extends BaseAdapter { private static final String TAG = "MainListAdapter"; private Context mContext; private LayoutInflater layoutInflater; private MyViewPager itemViewPager; private View viewMain; private

问题 I am trying to implement to a list view with all contact images with the help of base adapter and LruCache. But on a long scroll on screen all the images(corresponding to that view) are displayed before setting actual image. eg: list view with 5 items per page, if we scrolled from first contact to 60th, on first view of list view images of 1,6,11,16,21..51 are displayed for a few milli seconds before the 55th images is shown Main codes are //Adapter public View getView(int position, View

问题 I want to filter a listView on song title and artist. Currently I have a working filter on song title. But I can't figure out how to filter on song title and artist at the same moment. This is my activity: listView.setTextFilterEnabled(true); inputSongTitle.addTextChangedListener(new TextWatcher() { @Override public void onTextChanged(CharSequence cs, int arg1, int arg2, int arg3) { adapterCorrectSong.getFilter().filter(cs); } @Override public void beforeTextChanged(CharSequence arg0, int

问题 i want to implement searcb bar concept in my app . when ever user clicks on searbar the keyboard buttons need to display with default searchable button in it ..i followed few of the links ...but unable to get the searchable bar nor the keyboard populated buttons ... please help me thanks in advance . this is my searchable.xml placed res/xml <searchable android:label="@string/app_label" android:hint="@string/search_hint" > </searchable> and this is my manifest file <uses-sdk android

问题 Am using Linear layout with is more then the mobile screen size. with visibility is hidden that layout have some content inside. I need to take export that complete activity as image format see the reference image i attached How to get the complete activity as image (jpeg or any other) I tried with this code but i can not able to get the full width image. i got only up to the mobile screen Please correct it View layoutview = (LinearLayout) findViewById(R.id.layout_outer); layoutview