Example usage for android.widget ListView getAdapter

Introduction

In this page you can find the example usage for android.widget ListView getAdapter.

Prototype

@Override
public ListAdapter getAdapter() 

Source Link

Document

Returns the adapter currently in use in this ListView.

Usage

From source file:Main.java

public static void setListViewHeightBasedOnChildren1(ListView listView) {
    ListAdapter listAdapter = listView.getAdapter();
    if (listAdapter == null) {
        return;//from   w w  w . java 2  s.c  o  m
    }
    int desiredWidth = View.MeasureSpec.makeMeasureSpec(listView.getWidth(), View.MeasureSpec.AT_MOST);
    int totalHeight = 0;
    View view = null;
    for (int i = 0; i < listAdapter.getCount(); i++) {
        view = listAdapter.getView(i, view, listView);
        if (i == 0) {
            view.setLayoutParams(new ViewGroup.LayoutParams(desiredWidth, ViewGroup.LayoutParams.WRAP_CONTENT));
        }
        view.measure(desiredWidth, View.MeasureSpec.UNSPECIFIED);
        totalHeight += view.getMeasuredHeight();
    }
    ViewGroup.LayoutParams params = listView.getLayoutParams();
    params.height = totalHeight + (listView.getDividerHeight() * (listAdapter.getCount() - 1));
    listView.setLayoutParams(params);
    listView.requestLayout();
}

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From source file:Main.java

public static void setListViewHeightBasedOnChildren(ListView listView) {
    ListAdapter listAdapter = listView.getAdapter();
    if (listAdapter == null) {
        // pre-condition
        return;//from   ww w. j  a va2s .c o m
    }

    int totalHeight = listView.getPaddingTop() + listView.getPaddingBottom();
    for (int i = 0; i < listAdapter.getCount(); i++) {
        View listItem = listAdapter.getView(i, null, listView);
        if (listItem instanceof ViewGroup) {
            listItem.setLayoutParams(new LinearLayout.LayoutParams(LinearLayout.LayoutParams.WRAP_CONTENT,
                    LinearLayout.LayoutParams.WRAP_CONTENT));
        }
        listItem.measure(0, 0);
        totalHeight += listItem.getMeasuredHeight();
    }

    ViewGroup.LayoutParams params = listView.getLayoutParams();
    params.height = totalHeight + (listView.getDividerHeight() * (listAdapter.getCount() - 1));
    listView.setLayoutParams(params);
}

---

From source file:Main.java

public static void getListViewSize(ListView myListView) {
    ListAdapter myListAdapter = myListView.getAdapter();
    if (myListAdapter == null) {
        //do nothing return null
        return;/*from w  w w. ja  v  a2  s .  c  om*/
    }
    //set listAdapter in loop for getting final size
    int totalHeight = 0;
    for (int size = 0; size < myListAdapter.getCount(); size++) {
        View listItem = myListAdapter.getView(size, null, myListView);
        listItem.measure(0, 0);
        totalHeight += listItem.getMeasuredHeight();
    }
    //setting listview item in adapter
    ViewGroup.LayoutParams params = myListView.getLayoutParams();
    params.height = totalHeight + (myListView.getDividerHeight() * (myListAdapter.getCount() - 1));
    myListView.setLayoutParams(params);
    // print height of adapter on log
    Log.i("height of listItem:", String.valueOf(totalHeight));
}

---

From source file:Main.java

public static int setListViewHeight(ListView listView) {
    ListAdapter listAdapter = listView.getAdapter();
    if (listAdapter == null) {
        return 0;
    }/*from  ww w  .j av a  2  s.  co m*/
    int totalHeight = 0;
    for (int i = 0; i < listAdapter.getCount(); i++) {
        View listItem = listAdapter.getView(i, null, listView);
        if (listItem != null) {
            listItem.measure(0, 0);
            //                CommonUtils.LOGV("samton", "listItem Height === " + listItem.getMeasuredHeight());
            totalHeight += listItem.getMeasuredHeight();
        }
    }
    ViewGroup.LayoutParams params = listView.getLayoutParams();
    params.height = totalHeight + (listView.getDividerHeight() * (listAdapter.getCount() - 1));
    // ((MarginLayoutParams) params).setMargins(10, 10, 10, 10);
    listView.setLayoutParams(params);
    //        CommonUtils.LOGV("samton", "totalHeight Height === " +totalHeight
    //        );
    return totalHeight + (listView.getDividerHeight() * (listAdapter.getCount() - 1));
}

---

From source file:Main.java

public static void setListViewHeightBasedOnChildren(ListView listView) {
    ListAdapter listAdapter = listView.getAdapter();
    if (listAdapter == null) {
        // pre-condition
        return;//  www . j a  va2s .  c  om
    }

    int totalHeight = listView.getPaddingTop() + listView.getPaddingBottom();
    for (int i = 0; i < listAdapter.getCount(); i++) {
        View listItem = listAdapter.getView(i, null, listView);
        if (listItem instanceof ViewGroup) {
            listItem.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT,
                    ViewGroup.LayoutParams.WRAP_CONTENT));
        }
        listItem.measure(0, 0);
        totalHeight += listItem.getMeasuredHeight();
    }

    ViewGroup.LayoutParams params = listView.getLayoutParams();
    params.height = totalHeight + (listView.getDividerHeight() * (listAdapter.getCount() - 1));
    listView.setLayoutParams(params);
}

---

From source file:Main.java

public static void setListViewSize(ListView list) {
    ListAdapter myListAdapter = list.getAdapter();
    if (myListAdapter == null) {
        //do nothing return null
        return;//from w  w w .ja  v a  2s  .  c  o  m
    }

    //set listAdapter in loop for getting final size
    int desiredWidth = View.MeasureSpec.makeMeasureSpec(list.getWidth(), View.MeasureSpec.UNSPECIFIED);
    int totalHeight = 0;
    View view = null;
    for (int i = 0; i < myListAdapter.getCount(); i++) {
        view = myListAdapter.getView(i, view, list);
        if (i == 0) {
            view.setLayoutParams(new ViewGroup.LayoutParams(desiredWidth, ViewGroup.LayoutParams.WRAP_CONTENT));
        }
        view.measure(desiredWidth, View.MeasureSpec.UNSPECIFIED);
        totalHeight += view.getMeasuredHeight();
    }

    //setting listview item in adapter
    ViewGroup.LayoutParams params = list.getLayoutParams();
    params.height = totalHeight + (list.getDividerHeight() * (myListAdapter.getCount() - 1));
    list.setLayoutParams(params);
}

---

From source file:Main.java

public static void setListViewSize(ListView myListView) {
    ListAdapter myListAdapter = myListView.getAdapter();
    if (myListAdapter == null) {
        // do nothing return null
        return;//from w ww  .  j ava2  s  . c  o m
    }
    // set listAdapter in loop for getting final size
    int totalHeight = 0;
    for (int size = 0; size < myListAdapter.getCount(); size++) {
        View listItem = myListAdapter.getView(size, null, myListView);
        if (listItem != null) {
            listItem.measure(0, 0);
            totalHeight += listItem.getMeasuredHeight();
        }
    }
    // setting listview item in adapter
    ViewGroup.LayoutParams params = myListView.getLayoutParams();
    if (params != null) {
        params.height = totalHeight + (myListView.getDividerHeight() * (myListAdapter.getCount() - 1));
        myListView.setLayoutParams(params);
        // print height of adapter on log
    }
}

---

From source file:Main.java

public static void setDynamicHeight(ListView mListView) {
    ListAdapter mListAdapter = mListView.getAdapter();
    if (mListAdapter == null) {
        // when adapter is null
        return;//from   ww w .  ja  va 2  s  . co  m
    }
    int height = 0;
    int desiredWidth = View.MeasureSpec.makeMeasureSpec(mListView.getWidth(), View.MeasureSpec.UNSPECIFIED);
    for (int i = 0; i < mListAdapter.getCount(); i++) {
        View listItem = mListAdapter.getView(i, null, mListView);
        listItem.measure(desiredWidth, View.MeasureSpec.UNSPECIFIED);
        height += listItem.getMeasuredHeight();
    }
    ViewGroup.LayoutParams params = mListView.getLayoutParams();
    params.height = height + (mListView.getDividerHeight() * (mListAdapter.getCount() - 1));
    mListView.setLayoutParams(params);
    mListView.requestLayout();
}

---

From source file:Main.java

/**
 * * Method for Setting the Height of the ListView dynamically.
 * *** Hack to fix the issue of not showing all the items of the ListView
 * *** when placed inside a ScrollView  ***
 *//*  w w  w  . j  a  v a 2  s.  co  m*/
public static void setListViewHeightBasedOnChildren(ListView listView) {
    ListAdapter listAdapter = listView.getAdapter();
    if (listAdapter == null)
        return;

    int desiredWidth = View.MeasureSpec.makeMeasureSpec(listView.getWidth(), View.MeasureSpec.UNSPECIFIED);
    int totalHeight = 0;
    View view = null;
    for (int i = 0; i < listAdapter.getCount(); i++) {
        view = listAdapter.getView(i, view, listView);
        if (i == 0)
            view.setLayoutParams(new ViewGroup.LayoutParams(desiredWidth, ViewGroup.LayoutParams.WRAP_CONTENT));

        view.measure(desiredWidth, View.MeasureSpec.UNSPECIFIED);
        totalHeight += view.getMeasuredHeight();
    }
    ViewGroup.LayoutParams params = listView.getLayoutParams();
    params.height = totalHeight + (listView.getDividerHeight() * (listAdapter.getCount() - 1));
    listView.setLayoutParams(params);
    listView.requestLayout();
}

---

From source file:Main.java

public static void setListViewHeightBasedOnChildren(ListView listView) {
    ListAdapter listAdapter = listView.getAdapter();
    if (listAdapter == null)
        return;/*from   w w  w.j a  v  a2  s  .co m*/

    int desiredWidth = View.MeasureSpec.makeMeasureSpec(listView.getWidth(), View.MeasureSpec.UNSPECIFIED);
    int totalHeight = 0;
    View view = null;
    for (int i = 0; i < listAdapter.getCount(); i++) {
        view = listAdapter.getView(i, view, listView);
        if (i == 0)
            view.setLayoutParams(new ViewGroup.LayoutParams(desiredWidth, ViewGroup.LayoutParams.WRAP_CONTENT));

        view.measure(desiredWidth, View.MeasureSpec.UNSPECIFIED);
        totalHeight += view.getMeasuredHeight();
    }
    ViewGroup.LayoutParams params = listView.getLayoutParams();
    params.height = totalHeight + (listView.getDividerHeight() * (listAdapter.getCount() - 1));
    listView.setLayoutParams(params);
    listView.requestLayout();

    listView.setOnTouchListener(new View.OnTouchListener() {
        // Setting on Touch Listener for handling the touch inside ScrollView
        @Override
        public boolean onTouch(View v, MotionEvent event) {
            if (event.getAction() == MotionEvent.ACTION_MOVE) {
                return true; // Indicates that this has been handled by you and will not be forwarded further.
            }
            return false;
        }
    });
}

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