ExpandableHeightListView and ExpandableHeightGridView

activity_list.xml

<ScrollView
        xmlns:android="http://schemas.android.com/apk/res/android"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:fillViewport="true">
    <LinearLayout
            android:orientation="vertical"
            android:layout_width="match_parent"
            android:layout_height="wrap_content">
            <<you_package>.ExpandableHeightGridView
                android:id="@+id/grid_view"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:horizontalSpacing="5dp"
                android:verticalSpacing="5dp"
                android:isScrollContainer="false"
                android:numColumns="auto_fit"
                android:stretchMode="spacingWidth" />
    </LinearLayout>
</ScrollView>

ExpandableHeightGridView.java

import android.content.Context;
import android.util.AttributeSet;
import android.view.ViewGroup;
import android.widget.GridView;


public class ExpandableHeightGridView extends GridView {
    boolean expanded = false;

    public ExpandableHeightGridView(Context context) {
        super(context);
    }

    public ExpandableHeightGridView(Context context, AttributeSet attrs) {
        super(context, attrs);
    }

    public ExpandableHeightGridView(Context context, AttributeSet attrs, int defStyle) {
        super(context, attrs, defStyle);
    }

    public boolean isExpanded() {
        return this.expanded;
    }

    public void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
        if (isExpanded()) {
            int expandSpec = MeasureSpec.makeMeasureSpec(MEASURED_SIZE_MASK,
                    MeasureSpec.AT_MOST);
            super.onMeasure(widthMeasureSpec, expandSpec);

            ViewGroup.LayoutParams params = getLayoutParams();
            params.height = getMeasuredHeight();
        } else {
            super.onMeasure(widthMeasureSpec, heightMeasureSpec);
        }
    }

    public void setExpanded(boolean expanded) {
        this.expanded = expanded;
    }
}

ExpandableHeightListView.java

import android.content.Context;
import android.util.AttributeSet;
import android.view.ViewGroup;
import android.widget.ListView;


public class ExpandableHeightListView extends ListView {
    boolean expanded = false;

    public ExpandableHeightListView(Context context) {
        super(context);
    }

    public ExpandableHeightListView(Context context, AttributeSet attrs) {
        super(context, attrs);
    }

    public ExpandableHeightListView(Context context, AttributeSet attrs, int defStyle) {
        super(context, attrs, defStyle);
    }

    public boolean isExpanded() {
        return this.expanded;
    }

    public void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
        if (isExpanded()) {
            // Calculate entire height by providing a very large height hint.
            // View.MEASURED_SIZE_MASK represents the largest height possible.
            int expandSpec = MeasureSpec.makeMeasureSpec(MEASURED_SIZE_MASK,
                    MeasureSpec.AT_MOST);
            super.onMeasure(widthMeasureSpec, expandSpec);

            ViewGroup.LayoutParams params = getLayoutParams();
            params.height = getMeasuredHeight();
        } else {
            super.onMeasure(widthMeasureSpec, heightMeasureSpec);
        }
    }

    public void setExpanded(boolean expanded) {
        this.expanded = expanded;
    }
}

ListActivity.java

// use of list view
        this.mListView = (ExpandableHeightListView) rootView.findViewById(R.id.listView);
        this.mListView.setExpanded(true);
        
// use of grid view
        this.mGridView = (ExpandableHeightGridView) rootView.findViewById(R.id.gridView);
        this.mGridView.setExpanded(true);