Example usage for android.view View measure

List of usage examples for android.view View measure

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Introduction

In this page you can find the example usage for android.view View measure.

Prototype

public final void measure(int widthMeasureSpec, int heightMeasureSpec)

Source Link

Document

This is called to find out how big a view should be.

Usage

From source file:Main.java

public static void setListViewHeight(ListView listView) {
    ListAdapter listAdapter = listView.getAdapter();
    if (listAdapter == null) {
        // pre-condition
        return;/*from   w w  w  . ja v a2s  . 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();
}

From source file:Main.java

public static Bitmap takeScreenshot(Activity activity, View view) {
    view.measure(MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED),
            MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED));
    view.layout(0, 0, view.getMeasuredWidth(), view.getMeasuredHeight());
    view.setDrawingCacheEnabled(true);//from   w  w w.  j  a  v  a2s.  co  m
    final Bitmap bitmap = Bitmap.createBitmap(view.getDrawingCache());
    view.setDrawingCacheEnabled(false);

    return saveBitmapToFile(activity, bitmap);
}

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 ava  2s .  c  o  m*/
    }

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

    ViewGroup.LayoutParams params = listView.getLayoutParams();
    params.height = totalHeight + (listView.getDividerHeight() * (listAdapter.getCount() - 1));
    listView.setLayoutParams(params);
    if (listView.isInLayout() == false) {
        listView.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  a 2s.  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);
    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;//w w  w  .  j  av  a  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);
        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 getListViewSize(ListView myListView) {
    ListAdapter myListAdapter = myListView.getAdapter();
    if (myListAdapter == null) {
        //do nothing return null
        return;/*from  w w w. j a va2  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 void setDynamicHeight(ListView mListView) {
    ListAdapter mListAdapter = mListView.getAdapter();
    if (mListAdapter == null) {
        // when adapter is null
        return;/*from  w w w  . j  a v  a2s .  c  o 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

public static void overlay(ListView myListView, LinearLayout.LayoutParams paramsLinearLayout) {
    ListAdapter myListAdapter = myListView.getAdapter();
    if (myListAdapter == null) {
        //do nothing return null
        return;/*from ww w . ja v a 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);
        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 getListViewSize(GridView myListView) {
    ListAdapter myListAdapter = myListView.getAdapter();
    if (myListAdapter == null) {
        //do nothing return null
        return;/*from   ww  w .j a va 2s. c  o m*/
    }
    //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

/**
 * Set the ListView height based on the number of rows and their height
 * <p/>//from w  w  w . java 2  s. c om
 * Height for ListView needs to be set if used as a child of another ListView.
 * The child ListView will not display any scrollbars so the height needs to be
 * set so that all the rows are visible
 *
 * @param listView    the list view
 * @param extraHeight extra bottom padding
 */
@SuppressWarnings("SameParameterValue")
public static void setListViewHeightBasedOnChildren(ListView listView, int extraHeight) {
    ListAdapter listAdapter = listView.getAdapter();
    if (listAdapter == null) {
        // pre-condition
        return;
    }

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

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