MainActivity.java

package com.meetme.android.horizontallistview.sample;

import android.app.Activity;
import android.graphics.Color;
import android.os.Bundle;
import android.view.Menu;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;

import com.meetme.android.horizontallistview.HorizontalListView;

public class MainActivity extends Activity {

    private HorizontalListView mHlvSimpleList;
    private HorizontalListView mHlvCustomList;
    private HorizontalListView mHlvCustomListWithDividerAndFadingEdge;

    private String[] mSimpleListValues = new String[] { "Android", "iPhone", "WindowsMobile",
            "Blackberry", "WebOS", "Ubuntu", "Windows7", "Max OS X",
            "Linux", "OS/2" };

    private CustomData[] mCustomData = new CustomData[] {
            new CustomData(Color.RED, "Red"),
            new CustomData(Color.DKGRAY, "Dark Gray"),
            new CustomData(Color.GREEN, "Green"),
            new CustomData(Color.LTGRAY, "Light Gray"),
            new CustomData(Color.WHITE, "White"),
            new CustomData(Color.RED, "Red"),
            new CustomData(Color.BLACK, "Black"),
            new CustomData(Color.CYAN, "Cyan"),
            new CustomData(Color.DKGRAY, "Dark Gray"),
            new CustomData(Color.GREEN, "Green"),
            new CustomData(Color.RED, "Red"),
            new CustomData(Color.LTGRAY, "Light Gray"),
            new CustomData(Color.WHITE, "White"),
            new CustomData(Color.BLACK, "Black"),
            new CustomData(Color.CYAN, "Cyan"),
            new CustomData(Color.DKGRAY, "Dark Gray"),
            new CustomData(Color.GREEN, "Green"),
            new CustomData(Color.LTGRAY, "Light Gray"),
            new CustomData(Color.RED, "Red"),
            new CustomData(Color.WHITE, "White"),
            new CustomData(Color.DKGRAY, "Dark Gray"),
            new CustomData(Color.GREEN, "Green"),
            new CustomData(Color.LTGRAY, "Light Gray"),
            new CustomData(Color.WHITE, "White"),
            new CustomData(Color.RED, "Red"),
            new CustomData(Color.BLACK, "Black"),
            new CustomData(Color.CYAN, "Cyan"),
            new CustomData(Color.DKGRAY, "Dark Gray"),
            new CustomData(Color.GREEN, "Green"),
            new CustomData(Color.LTGRAY, "Light Gray"),
            new CustomData(Color.RED, "Red"),
            new CustomData(Color.WHITE, "White"),
            new CustomData(Color.BLACK, "Black"),
            new CustomData(Color.CYAN, "Cyan"),
            new CustomData(Color.DKGRAY, "Dark Gray"),
            new CustomData(Color.GREEN, "Green"),
            new CustomData(Color.LTGRAY, "Light Gray")
    };

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        // Get references to UI widgets
        mHlvSimpleList = (HorizontalListView) findViewById(R.id.hlvSimpleList);
        mHlvCustomList = (HorizontalListView) findViewById(R.id.hlvCustomList);
        mHlvCustomListWithDividerAndFadingEdge = (HorizontalListView) findViewById(R.id.hlvCustomListWithDividerAndFadingEdge);
        
        setupSimpleList();
        setupCustomLists();
    }

    private void setupSimpleList() {
        // Make an array adapter using the built in android layout to render a list of strings
        ArrayAdapter<String> adapter = new ArrayAdapter<String>(this, android.R.layout.simple_list_item_2, android.R.id.text1, mSimpleListValues);

        // Assign adapter to the HorizontalListView
        mHlvSimpleList.setAdapter(adapter);
    }

    private void setupCustomLists() {
        // Make an array adapter using the built in android layout to render a list of strings
        CustomArrayAdapter adapter = new CustomArrayAdapter(this, mCustomData);

        // Assign adapter to HorizontalListView
        mHlvCustomList.setAdapter(adapter);
        mHlvCustomListWithDividerAndFadingEdge.setAdapter(adapter);
        
//        ViewGroup.LayoutParams layoutParams = mHlvCustomListWithDividerAndFadingEdge.getLayoutParams();
//        layoutParams.height = mHlvCustomListWithDividerAndFadingEdge.measureContentHeight(adapter);
//        
//        mHlvCustomListWithDividerAndFadingEdge.setLayoutParams(layoutParams);
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.activity_main, menu);
        return true;
    }
}