TitleBarUtil.java

package com.jiuqi.util;

import android.content.Context;
import android.text.TextUtils;
import android.view.View;
import android.view.View.OnClickListener;

import com.jiuqi.ui.widget.NjtTitleBar;
import com.jiuqi.ui.widget.NjtTitleBarParam;


/**
 * <p>标题栏常用操作封装类</p>
 *
 */
public class TitleBarUtil{
	
	/**
	 * 只有标题
	 * @param context
	 * @param root
	 * @param title
	 * @return NjtTitleBar
	 */
	public static NjtTitleBar createTitleBar(Context context,View root, final String title) {
		
		NjtTitleBar bar = new NjtTitleBar(context, root);
		bar.setup(new NjtTitleBarParam(){

			@Override
			public String getTitle(){
				return title;
			}

			@Override
			public void onClickBtnLeft(View v){
			}
			
			@Override
			public int getBtnLeftVisibility(){
			    return View.GONE;
			}
		});

		return bar;
	}
	
	/**
	 * 创建一个标题栏，没有右侧按钮，只有左侧的按钮和标题
	 * @param context
	 * @param root
	 * @param title
	 * @param btnLeftClickListener
	 * @return NjtTitleBar
	 */
	public static NjtTitleBar createTitleBar(Context context, View root, final String title,
	        final OnClickListener btnLeftClickListener)
	{
		
		return createTitleBar(context, root, title, Constants.BTN_BACK_TEXT, btnLeftClickListener);
	}
	
	/**
	 * 创建一个标题栏，没有右侧按钮，只有左侧的按钮和标题
	 * @param context
	 * @param root
	 * @param title
	 * @param btnLeftClickListener
	 * @return NjtTitleBar
	 */
	public static NjtTitleBar createTitleBar(Context context, View root, final String title,final String btnLeftText,
	        final OnClickListener btnLeftClickListener)
	{
		NjtTitleBar bar = new NjtTitleBar(context, root);
		bar.setup(new NjtTitleBarParam(){

			@Override
			public String getBtnLeftText(){
			    return btnLeftText;
			}
			
			@Override
			public int getBtnLeftVisibility(){
				if(TextUtils.isEmpty(btnLeftText)){
					return View.GONE;
                }else{
                	return View.VISIBLE;
                }
			}
			
			@Override
			public String getTitle(){
				return title;
			}

			@Override
			public void onClickBtnLeft(View v){
				btnLeftClickListener.onClick(v);
			}
		});

		return bar;
	}

	/**
	 * 创建一个标题栏，有左右两个按钮
	 * @param context
	 * @param root
	 * @param title
	 * @param btnLeftClickListener
	 * @param btnRightClickListener
	 * @return NjtTitleBar
	 */
	public static NjtTitleBar createTitleBar(Context context, View root, final String title,
	        final OnClickListener btnLeftClickListener, final String btnRightText,
	        final OnClickListener btnRightClickListener)
	{
		
		return createTitleBar(context, root, title, Constants.BTN_BACK_TEXT, btnLeftClickListener, btnRightText, btnRightClickListener);
	}

	/**
	 * 创建一个标题栏，有左右两个按钮，可以分别设置左右两个按钮显示的文字
	 * @param context
	 * @param root
	 * @param title
	 * @param btnLeftClickListener
	 * @param btnRightClickListener
	 * @return NjtTitleBar
	 */
	public static NjtTitleBar createTitleBar(Context context, View root, final String title, final String btnLeftText,
	        final OnClickListener btnLeftClickListener, final String btnRightText,
	        final OnClickListener btnRightClickListener)
	{
		NjtTitleBar bar = new NjtTitleBar(context, root);
		bar.setup(new NjtTitleBarParam(){

			@Override
			public String getTitle(){
				return title;
			}

			@Override
			public int getBtnRightVisibility(){
				return View.VISIBLE;
			}

			@Override
			public String getBtnLeftText(){
				return btnLeftText;
			}

			@Override
			public String getBtnRightText(){
				return btnRightText;
			}

			@Override
			public void onClickBtnLeft(View v){
				btnLeftClickListener.onClick(v);
			}

			@Override
			public void onClickBtnRight(View v){
				btnRightClickListener.onClick(v);
			}

		});

		return bar;
	}
}