NotificationProgressBar.java

package edu.mit.mobile.android.widget;

import android.content.Context;
import android.content.res.TypedArray;
import android.util.AttributeSet;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.LinearLayout;
import android.widget.ProgressBar;
import android.widget.TextView;
import edu.mit.mobile.android.locast.ver2.R;

public class NotificationProgressBar extends LinearLayout {
	String textID;
	private ProgressBar mProgressBar;
	private TextView mTextView;
	
	public NotificationProgressBar(Context context, AttributeSet attrs) {
		super(context, attrs);
		init(attrs);
		View v=null;
		LayoutInflater inflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
        if(inflater != null){       
            v=inflater.inflate(R.layout.notification_progress_bar,this);
        }
		mProgressBar=(ProgressBar)findViewById(R.id.progressBar);
		mTextView=(TextView)findViewById(R.id.emptyTextView);
		mTextView.setText(textID);
	}
	public NotificationProgressBar(Context context) {
		super(context);
		View.inflate(context, R.layout.notification_progress_bar, this);
		mProgressBar=(ProgressBar)findViewById(R.id.progressBar);
		mTextView=(TextView)findViewById(R.id.emptyTextView);
	}

	private void init(AttributeSet attrs) {
		TypedArray a = getContext().obtainStyledAttributes(attrs,
				R.styleable.NotificationProgressBar);
		textID = a.getString(R.styleable.NotificationProgressBar_android_text);
		a.recycle();
	}
	public void showProgressBar(boolean b){
		mProgressBar.setVisibility((b?View.VISIBLE:View.GONE));
		mTextView.setVisibility(((!b)?View.VISIBLE:View.GONE));
		postInvalidate();
	}
}