107 lines
2.9 KiB
C++
107 lines
2.9 KiB
C++
#ifndef _reslistpager_h_included_
|
|
#define _reslistpager_h_included_
|
|
/* @(#$Id: reslistpager.h,v 1.4 2008-12-16 14:20:10 dockes Exp $ (C) 2007 J.F.Dockes */
|
|
|
|
#include <vector>
|
|
using std::vector;
|
|
|
|
#include "refcntr.h"
|
|
#include "docseq.h"
|
|
|
|
class PlainToRich;
|
|
|
|
/**
|
|
* Manage a paged HTML result list.
|
|
*/
|
|
class ResListPager {
|
|
public:
|
|
ResListPager(int pagesize=10) :
|
|
m_pagesize(pagesize),
|
|
m_newpagesize(pagesize),
|
|
m_winfirst(-1),
|
|
m_hasNext(false),
|
|
m_hiliter(0)
|
|
{
|
|
}
|
|
virtual ~ResListPager() {}
|
|
|
|
void setHighLighter(PlainToRich *ptr)
|
|
{
|
|
m_hiliter = ptr;
|
|
}
|
|
void setDocSource(RefCntr<DocSequence> src)
|
|
{
|
|
m_pagesize = m_newpagesize;
|
|
m_winfirst = -1;
|
|
m_hasNext = false;
|
|
m_docSource = src;
|
|
m_respage.clear();
|
|
}
|
|
void setPageSize(int ps)
|
|
{
|
|
m_newpagesize = ps;
|
|
}
|
|
int pageNumber()
|
|
{
|
|
if (m_winfirst < 0 || m_pagesize <= 0)
|
|
return -1;
|
|
return m_winfirst / m_pagesize;
|
|
}
|
|
virtual int pageSize() const {return m_pagesize;}
|
|
void pageNext();
|
|
bool hasNext() {return m_hasNext;}
|
|
bool hasPrev() {return m_winfirst > 0;}
|
|
bool atBot() {return m_winfirst <= 0;}
|
|
void resultPageFirst() {
|
|
m_winfirst = -1;
|
|
m_pagesize = m_newpagesize;
|
|
resultPageNext();
|
|
}
|
|
void resultPageBack() {
|
|
if (m_winfirst <= 0) return;
|
|
m_winfirst -= 2 * m_pagesize;
|
|
resultPageNext();
|
|
}
|
|
void resultPageNext();
|
|
void displayPage();
|
|
bool pageEmpty() {return m_respage.size() == 0;}
|
|
|
|
string queryDescription() {return m_docSource.isNull() ? "" :
|
|
m_docSource->getDescription();}
|
|
|
|
// Things that need to be reimplemented in the subclass:
|
|
virtual bool append(const string& data);
|
|
virtual bool append(const string& data, int, const Rcl::Doc&)
|
|
{
|
|
return append(data);
|
|
}
|
|
// Translation function. This is reimplemented in the qt reslist
|
|
// object For this to work, the strings must be duplicated inside
|
|
// reslist.cpp (see the QT_TR_NOOP in there). Very very unwieldy.
|
|
// To repeat: any change to a string used with trans() inside
|
|
// reslistpager.cpp must be reflected in the string table inside
|
|
// reslist.cpp for translation to work.
|
|
virtual string trans(const string& in);
|
|
virtual string detailsLink();
|
|
virtual const string &parFormat();
|
|
virtual string nextUrl();
|
|
virtual string prevUrl();
|
|
virtual string pageTop() {return string();}
|
|
virtual string iconPath(const string& mtype);
|
|
virtual void suggest(const vector<string>, vector<string>&sugg) {
|
|
sugg.clear();
|
|
}
|
|
|
|
private:
|
|
int m_pagesize;
|
|
int m_newpagesize;
|
|
// First docnum (from docseq) in current page
|
|
int m_winfirst;
|
|
bool m_hasNext;
|
|
PlainToRich *m_hiliter;
|
|
RefCntr<DocSequence> m_docSource;
|
|
vector<ResListEntry> m_respage;
|
|
};
|
|
|
|
#endif /* _reslistpager_h_included_ */
|