分页控件1

<com.aa.bb.cc.widget.PageWidget android:id="@+id/cendpage"
android:layout_width="wrap_content"
android:layout_height="wrap_content" />


class PageWidget extends LinearLayout implements OnClickListener
{
    private OnTurnPageListener mListener;
   
    private int mCurrPage = 0;
   
    private int mTotalPage = 0;
   
    public PageWidget(Context context, AttributeSet attrs)
    {
        super(context, attrs);
       
        this.addView(LayoutInflater.from(context).inflate(R.layout.split_pages, null));
    }

    protected void onFinishInflate()
    {
        this.setVisibility(GONE);
        findViewById(R.id.prePage).setOnClickListener(this);
        findViewById(R.id.nextPage).setOnClickListener(this);
        findViewById(R.id.lastPage).setOnClickListener(this);
        findViewById(R.id.firstPage).setOnClickListener(this);
    }
   
    /**设置数据
     * @param totalPage 总页数
     * @param currPage 当前页
     */
    public void setData(int totalPage, int currPage)
    {
        this.mTotalPage = totalPage;
        this.mCurrPage = currPage;
        if (totalPage <= 0 || currPage <= 0)
        {
            this.setVisibility(GONE);
        }
        else
        {
            this.setVisibility(VISIBLE);
            TextView percent = (TextView)findViewById(R.id.percent);
           
            percent.setText(MessageFormat.format(getResources().getString(R.string.page_percent), new Object[] {
                currPage + "", totalPage + ""}));
        }
    }
   
    public void onClick(View v)
    {
        switch (v.getId())
        {
            case R.id.prePage:
                if (mCurrPage > 1)
                {
                    mCurrPage -= 1;
                    if (mListener != null)
                    {
                        mListener.onClick(v, mCurrPage, mTotalPage);
                    }
                }
               
                break;
            case R.id.nextPage:
                if (mCurrPage < mTotalPage)
                {
                    mCurrPage += 1;
                    if (mListener != null)
                    {
                        mListener.onClick(v, mCurrPage, mTotalPage);
                    }
                }
                break;
            case R.id.lastPage:
                mCurrPage = mTotalPage;
                if (mListener != null)
                {
                    mListener.onClick(v, mCurrPage, mTotalPage);
                }
                break;
            case R.id.firstPage:
                mCurrPage = 1;
                if (mListener != null)
                {
                    mListener.onClick(v, mCurrPage, mTotalPage);
                }
                break;
            default:
                break;
        }
    }
   
    public interface OnTurnPageListener
    {
        /**监听类方法
         * @param v 被点击的试图
         * @param currPage 点击后产生的页数
         * @param totalPage 总页数
         */
        void onClick(View v, int currPage, int totalPage);
       
    }
   
    /**设置跳转下载数据的接口
     */
    public void setOnTurnPageListener(OnTurnPageListener pageListener)
    {
        this.mListener = pageListener;
    }
   
    public void setCurrPage(int currPage)
    {
        mCurrPage = currPage;
    }
   
    public int getCurrPage()
    {
        return mCurrPage;
    }
   
}