KeywordsFragment.java

/**
 * 
 * Got code from here: http://as400samplecode.blogspot.com/2011/10/android-programmatically-generate.html
 */
package jm.org.data.area;

import static jm.org.data.area.AreaConstants.ADD_KEY;
import static jm.org.data.area.AreaConstants.REMOVE_KEY;

import java.util.Arrays;

import android.app.Activity;
import android.content.Context;
import android.graphics.Color;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.view.ViewGroup.LayoutParams;
import android.view.inputmethod.InputMethodManager;
import android.widget.ArrayAdapter;
import android.widget.AutoCompleteTextView;
import android.widget.Button;
import android.widget.LinearLayout;
import android.widget.Toast;

public class KeywordsFragment extends Fragment implements OnClickListener {
	public static final String TAG = KeywordsFragment.class.getSimpleName();
	AutoCompleteTextView edt_keyword;
	Button btn_addKeyword;
	LinearLayout ll_keyword;
	OnCountryChangeListener mListener;
	private AreaApplication area;
	private IndicatorActivity parentActivity;
	String[] country;

	// private ArrayList<String> countryList;

	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
	}

	@Override
	public void onActivityCreated(Bundle savedInstanceState) {
		super.onActivityCreated(savedInstanceState);
		parentActivity = (IndicatorActivity) getActivity();
		edt_keyword = (AutoCompleteTextView) parentActivity
				.findViewById(R.id.edt_keyword);
		btn_addKeyword = (Button) parentActivity
				.findViewById(R.id.btn_keywordAdd);
		area = (AreaApplication) parentActivity.getApplication();

		btn_addKeyword.setOnClickListener(new OnClickListener() {
			@Override
			public void onClick(View v) {
				String keyword = edt_keyword.getText().toString();
				keyword.trim();
				addKeyword(keyword);

				InputMethodManager inputManager = (InputMethodManager) parentActivity
						.getSystemService(Context.INPUT_METHOD_SERVICE);
				inputManager.hideSoftInputFromWindow(parentActivity
						.getCurrentFocus().getWindowToken(),
						InputMethodManager.HIDE_NOT_ALWAYS);

			}
		});

		ll_keyword = (LinearLayout) parentActivity
				.findViewById(R.id.ll_keywordList);

		country = area.areaData.getCountry();
		ArrayAdapter<String> adapter = new ArrayAdapter<String>(parentActivity,
				android.R.layout.simple_list_item_1, country);
		edt_keyword.setAdapter(adapter);
		edt_keyword.setHint(R.string.test);
		
		// add default button for the world
		Button newKeyword = new Button(parentActivity);
		newKeyword.setText("World");
		newKeyword.setLayoutParams(new LayoutParams(
				200, LayoutParams.WRAP_CONTENT));
		//newKeyword.setBackgroundResource(R.drawable.world_button);
		newKeyword.setBackgroundColor(Color.parseColor("#42B089"));
		newKeyword.setTextColor(Color.WHITE);

		newKeyword.setOnClickListener(this);
		ll_keyword.addView(newKeyword);

		//mListener.onCountryChange(ADD_KEY, (String) keyword);
		//edt_keyword.setText("");

		Log.e(TAG,
				"The current countryList are: "
						+ Arrays.toString(parentActivity.getCountryList()));
		/*
		 * edt_keyword.setTextColor(Color.WHITE);
		 * 
		 * edt_keyword.setBackgroundColor(Color.CYAN);
		 * edt_keyword.setOnTouchListener(new OnTouchListener(){
		 * 
		 * @Override public boolean onTouch(View arg0, MotionEvent arg1) {
		 * Log.e(TAG, "Touched"); edt_keyword.setText(""); return false; }
		 * 
		 * }); edt_keyword.setOnClickListener(new OnClickListener(){
		 * 
		 * @Override public void onClick(View v) { Log.e(TAG, "Clicked");
		 * edt_keyword.setText("");
		 * 
		 * 
		 * }
		 * 
		 * }); edt_keyword.setOnFocusChangeListener(new OnFocusChangeListener(){
		 * 
		 * @Override public void onFocusChange(View arg0, boolean arg1) {
		 * Log.e(TAG, "Changed Focus"); edt_keyword.setText("");
		 * edt_keyword.setTextColor(Color.BLACK);
		 * edt_keyword.setBackgroundColor(Color.WHITE); }
		 * 
		 * });
		 */
		
	}

	@Override
	public View onCreateView(LayoutInflater inflater, ViewGroup container,
			Bundle savedInstanceState) {

		View view = inflater.inflate(R.layout.keywords, container, false);

		return view;
	}

	/**
	 * Used to ensure that the countryList interface is implemented by the
	 * parent activity
	 */
	@Override
	public void onAttach(Activity activity) {
		super.onAttach(activity);
		try {
			mListener = (OnCountryChangeListener) activity;
			
		} catch (ClassCastException e) {
			throw new ClassCastException(activity.toString()
					+ "must implement onKeywordChangeListener");
		}
		
	}

	public void addKeyword(String keyword) {
		
		Log.d(TAG,
				"Keyword is: " + keyword + " keyword Length "
						+ keyword.length());
		if (keyword.length() > 2 && isCountry(keyword)) {

			Button newKeyword = new Button(parentActivity);
			newKeyword.setText(keyword);
			newKeyword.setLayoutParams(new LayoutParams(
					LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT));

			newKeyword.setOnClickListener(this);
			ll_keyword.addView(newKeyword);

			mListener.onCountryChange(ADD_KEY, (String) keyword);
			edt_keyword.setText("");

			Log.e(TAG,
					"The current countryList are: "
							+ Arrays.toString(parentActivity.getCountryList()));

			// update graph
		}else{
			Toast.makeText(this.getActivity(), "Value Entered is not a Country", Toast.LENGTH_SHORT).show();
		}

	}
	
	private boolean isCountry(String value){


		return Arrays.asList(country).contains(value);

	}

	@Override
	public void onClick(View v) {
		Button keyword = (Button) v;
		ll_keyword.removeView(v);
		// countryList.remove(keyword.getText());
		mListener.onCountryChange(REMOVE_KEY, (String) keyword.getText());
		Log.d(TAG, "The removed keyword is: " + keyword.getText());
		// Log.d(TAG, "The current countryList are: " + countryList);
		// update graph

	}

	/*
	 * public String[] getCountryList() { return (String[])
	 * countryList.toArray();
	 * 
	 * }
	 */

	public interface OnCountryChangeListener {

		public void onCountryChange(int change, String keyword);
	}

}