/// <summary>
/// 根据查询条件、每页数量，返回分页数据集合
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="condition">查询条件</param>
/// <param name="pageSize">每页需要显示的数据量</param>
/// <returns>分页数据列表，包括当前页、总记录数、分页条等</returns>
public static DataPage <T> findPage <T>(String condition, int pageSize) where T : IEntity
{
if (pageSize <= 0)
{
pageSize = 20;
}
ObjectInfo state = new ObjectInfo(typeof(T));
state.includeAll();
state.Pager.setSize(pageSize);
IPageList result = ObjectPool.FindPage(typeof(T), condition, state.Pager);
if (result == null)
{
IList list = ObjectDB.FindPage(state, condition);
PageHelper p = state.Pager;
ObjectPool.AddPage(typeof(T), condition, p, list);
result = new DataPageInfo();
result.Results = list;
result.PageCount = p.PageCount;
result.RecordCount = p.RecordCount;
result.Size = p.getSize();
result.PageBar = p.PageBar;
result.Current = p.getCurrent();
}
else
{
result.PageBar = new PageHelper(result.RecordCount, result.Size, result.Current).PageBar;
}
return(new DataPage <T>(result));
}
/// <summary>
/// 返回一个空的分页结果集
/// </summary>
/// <returns></returns>
public static DataPageInfo GetEmpty()
{
DataPageInfo p = new DataPageInfo();
p.Results = new ArrayList();
p.Current = 1;
p.RecordCount = 0;
return(p);
}
/// <summary>
/// 根据查询条件、当前页码和每页数量，返回分页数据集合
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="condition">查询条件</param>
/// <param name="current">当前页码</param>
/// <param name="pageSize">每页需要显示的数据量</param>
/// <returns>分页数据列表，包括当前页、总记录数、分页条等</returns>
public static DataPage <T> findPage <T>(String condition, int current, int pageSize) where T : IEntity
{
ObjectInfo state = new ObjectInfo(typeof(T));
state.includeAll();
state.Pager.setSize(pageSize);
state.Pager.setCurrent(current);
IList list = ObjectDB.FindPage(state, condition);
IPageList result = new DataPageInfo();
result.Results = list;
result.PageCount = state.Pager.PageCount;
result.RecordCount = state.Pager.RecordCount;
result.Size = state.Pager.getSize();
result.PageBar = state.Pager.PageBar;
result.Current = state.Pager.getCurrent();
return(new DataPage <T>(result));
}
/// <summary>
/// 根据查询条件，返回分页数据集合
/// </summary>
/// <param name="t"></param>
/// <param name="condition">查询条件</param>
/// <param name="pageSize">每页数量</param>
/// <returns>分页数据列表，包括当前页、总记录数、分页条等</returns>
public static IPageList findPage(Type t, String condition, int pageSize)
{
ObjectInfo state = new ObjectInfo(t);
state.includeAll();
if (pageSize > 0)
{
state.Pager.setSize(pageSize);
}
IList list = ObjectDB.FindPage(state, condition);
IPageList result = new DataPageInfo();
result.Results = list;
result.PageCount = state.Pager.PageCount;
result.RecordCount = state.Pager.RecordCount;
result.Size = pageSize > 0 ? pageSize: state.Pager.getSize();
result.PageBar = state.Pager.PageBar;
result.Current = state.Pager.getCurrent();
return(result);
}
/// <summary>
/// 返回一个空的分页结果集
/// </summary>
/// <returns></returns>
public static DataPageInfo GetEmpty()
{
DataPageInfo p = new DataPageInfo();
p.Results = new ArrayList();
p.Current = 1;
p.RecordCount = 0;
return p;
}
/// <summary>
/// 根据查询条件，返回分页数据集合
/// </summary>
/// <param name="t"></param>
/// <param name="condition">查询条件</param>
/// <param name="pageSize">每页数量</param>
/// <returns>分页数据列表，包括当前页、总记录数、分页条等</returns>
public static IPageList findPage( Type t, String condition, int pageSize )
{
ObjectInfo state = new ObjectInfo( t );
state.includeAll();
if (pageSize > 0) state.Pager.setSize( pageSize );
IList list = ObjectDB.FindPage( state, condition );
IPageList result = new DataPageInfo();
result.Results = list;
result.PageCount = state.Pager.PageCount;
result.RecordCount = state.Pager.RecordCount;
result.Size = pageSize>0 ? pageSize: state.Pager.getSize();
result.PageBar = state.Pager.PageBar;
result.Current = state.Pager.getCurrent();
return result;
}
