Example usage for android.widget ListAdapter getCount

Introduction

In this page you can find the example usage for android.widget ListAdapter getCount.

Prototype

int getCount();

Source Link

Document

How many items are in the data set represented by this Adapter.

Usage

From source file:Main.java

public static void setListViewHeightBasedOnChildren(ListView listView) {
    ListAdapter listAdapter = listView.getAdapter();
    if (listAdapter == null) {
        // pre-condition
        return;/*  w  ww . j  a  v a  2s .  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 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 getListViewSize(ListView myListView) {
    ListAdapter myListAdapter = myListView.getAdapter();
    if (myListAdapter == null) {
        //do nothing return null
        return;//from   w w w  . j av a2  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);
        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);
    myListView.requestLayout();
}

---

From source file:Main.java

public static void getListViewSize(ListView myListView) {
    ListAdapter myListAdapter = myListView.getAdapter();
    if (myListAdapter == null) {
        //do nothing return null
        return;//from ww w .j  a  v  a2s .  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();
    }

    ViewGroup.LayoutParams params = myListView.getLayoutParams();
    params.height = totalHeight + (myListView.getDividerHeight() * (myListAdapter.getCount() - 1));
    myListView.setLayoutParams(params);

}

---

From source file:Main.java

public static void getListViewSize2(ListView myListView) {
    ListAdapter myListAdapter = myListView.getAdapter();
    if (myListAdapter == null) {
        //do nothing return null
        return;//from   w ww. j ava 2s  .  c  o m
    }
    //set listAdapter in loop for getting final size
    int totalHeight = 70;
    for (int size = 0; size <= myListAdapter.getCount() + 1; size++) {

        totalHeight += 70;
    }
    totalHeight += 140;

    ViewGroup.LayoutParams params = myListView.getLayoutParams();
    params.height = totalHeight + (myListView.getDividerHeight() * (myListAdapter.getCount() + 2));
    myListView.setLayoutParams(params);
    Log.i("height of listItem:", String.valueOf(totalHeight));
}

---

From source file:Main.java

public static void getListViewSize(ListView myListView) {
    ListAdapter myListAdapter = myListView.getAdapter();
    if (myListAdapter == null) {
        //do nothing return null
        return;/* w  w  w.  ja  v  a2  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);
        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 void getListViewSize(GridView myListView) {
    ListAdapter myListAdapter = myListView.getAdapter();
    if (myListAdapter == null) {
        //do nothing return null
        return;//from   www.j  a  va 2 s .  com
    }
    //set listAdapter in loop for getting final size
    int totalHeight = 0;
    int listval = myListAdapter.getCount();
    if (listval % 3 == 0) {
        listval = myListAdapter.getCount() / 3;
    } else {
        listval = myListAdapter.getCount() / 3 + 1;
    }
    for (int size = 0; size < listval; size++) {
        View listItem = myListAdapter.getView(size, null, myListView);
        listItem.measure(0, 0);
        totalHeight += listItem.getMeasuredHeight();
    }

    System.out.println("Height  " + totalHeight + "    " + myListAdapter.getCount());
    //setting listview item in adapter
    ViewGroup.LayoutParams params = myListView.getLayoutParams();
    params.height = totalHeight + ((myListView.getVerticalSpacing() / 3) * (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 void overlay(ListView myListView, LinearLayout.LayoutParams paramsLinearLayout) {
    ListAdapter myListAdapter = myListView.getAdapter();
    if (myListAdapter == null) {
        //do nothing return null
        return;//from  w  w w  .j a v a2 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);
        listItem.measure(0, 0);
        totalHeight += listItem.getMeasuredHeight();
    }
    System.out.println("totalHeight :: " + totalHeight);
    //setting marginTop the next element
    if (totalHeight > 0) {
        int marginTop = (totalHeight + (myListView.getDividerHeight() * (myListAdapter.getCount() - 1))) * -1;
        paramsLinearLayout.setMargins(0, marginTop, 0, 0);
        System.out.println("marginTop :: " + marginTop);
    } else {
        System.out.println("nada :: totalHeight " + totalHeight);
        paramsLinearLayout.setMargins(0, 0, 0, 0);
    }
}

---

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  w w.j a  va  2  s .  com
    }
    // 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 setListViewHeightBasedOnChildren(ListView listView) {
    ListAdapter listAdapter = listView.getAdapter();
    if (listAdapter == null)
        return;// w ww.j  a va  2  s . c  o  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);
}

---

From source file:Main.java

public static void setListViewHeightBasedOnChildren(ListView listView) {
    ListAdapter listAdapter = listView.getAdapter();
    if (listAdapter == null) {
        // pre-condition
        return;/*from  w ww . java  2  s . c o m*/
    }

    int totalHeight = 0;
    int desiredWidth = MeasureSpec.makeMeasureSpec(listView.getWidth(), MeasureSpec.AT_MOST);
    for (int i = 0; i < listAdapter.getCount(); i++) {
        View listItem = listAdapter.getView(i, null, listView);
        listItem.measure(desiredWidth, MeasureSpec.UNSPECIFIED);
        totalHeight += listItem.getMeasuredHeight();
    }

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

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10
• 11
• 12
• 13
• 14
• 15
• 16
• 17
• »