XlistView: A listview which can pull to refresh and load more (2)

/** * @file XFooterView.java * @create Mar 31, 2012 9:33:43 PM * @author Maxwin * @description XListView's footer */import android.content.Context;import android.util.AttributeSet;import android.view.LayoutInflater;import android.view.View;import android.widget.LinearLayout;import android.widget.TextView;public class XListViewFooter extends LinearLayout {	public final static int STATE_NORMAL = 0;	public final static int STATE_READY = 1;	public final static int STATE_LOADING = 2;	private Context mContext;	private View mContentView;	private View mProgressBar;	private TextView mHintView;		public XListViewFooter(Context context) {		super(context);		initView(context);	}		public XListViewFooter(Context context, AttributeSet attrs) {		super(context, attrs);		initView(context);	}		public void setState(int state) {		mHintView.setVisibility(View.INVISIBLE);		mProgressBar.setVisibility(View.INVISIBLE);		mHintView.setVisibility(View.INVISIBLE);		if (state == STATE_READY) {			mHintView.setVisibility(View.VISIBLE);			mHintView.setText(R.string.xlistview_footer_hint_ready);		} else if (state == STATE_LOADING) {			mProgressBar.setVisibility(View.VISIBLE);		} else {			mHintView.setVisibility(View.VISIBLE);			mHintView.setText(R.string.xlistview_footer_hint_normal);		}	}		public void setBottomMargin(int height) {		if (height < 0) return ;		LinearLayout.LayoutParams lp = (LinearLayout.LayoutParams)mContentView.getLayoutParams();		lp.bottomMargin = height;		mContentView.setLayoutParams(lp);	}		public int getBottomMargin() {		LinearLayout.LayoutParams lp = (LinearLayout.LayoutParams)mContentView.getLayoutParams();		return lp.bottomMargin;	}			/**	 * normal status	 */	public void normal() {		mHintView.setVisibility(View.VISIBLE);		mProgressBar.setVisibility(View.GONE);	}			/**	 * loading status 	 */	public void loading() {		mHintView.setVisibility(View.GONE);		mProgressBar.setVisibility(View.VISIBLE);	}		/**	 * hide footer when disable pull load more	 */	public void hide() {		LinearLayout.LayoutParams lp = (LinearLayout.LayoutParams)mContentView.getLayoutParams();		lp.height = 0;		mContentView.setLayoutParams(lp);	}		/**	 * show footer	 */	public void show() {		LinearLayout.LayoutParams lp = (LinearLayout.LayoutParams)mContentView.getLayoutParams();		lp.height = LayoutParams.WRAP_CONTENT;		mContentView.setLayoutParams(lp);	}		private void initView(Context context) {		mContext = context;		LinearLayout moreView = (LinearLayout)LayoutInflater.from(mContext).inflate(R.layout.xlistview_footer, null);		addView(moreView);		moreView.setLayoutParams(new LinearLayout.LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.WRAP_CONTENT));				mContentView = moreView.findViewById(R.id.xlistview_footer_content);		mProgressBar = moreView.findViewById(R.id.xlistview_footer_progressbar);		mHintView = (TextView)moreView.findViewById(R.id.xlistview_footer_hint_textview);	}		}

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