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changed svn layout

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git-svn-id: svn://ultimatepp.org/upp/trunk@281 f0d560ea-af0d-0410-9eb7-867de7ffcac7
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mdelfede 2008-06-07 22:31:27 +00:00
commit 263ff5f895
2665 changed files with 642923 additions and 0 deletions
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50
examples/SQLApp/query.cpp Normal file
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#include "SQLApp.h"
void SQLApp::Query()
{
SqlBool where;
SqlSet borrowed = Select(BOOK_ID).From(BORROW_RECORD).Where(IsNull(RETURNED));
if(query.status == 1)
where = ID != borrowed;
if(query.status == 2)
where = ID == borrowed;
SqlBool bdate;
if(!IsNull(query.borrowed_from))
bdate = BORROWED >= ~query.borrowed_from;
if(!IsNull(query.borrowed_to))
bdate = bdate && BORROWED <= ~query.borrowed_to;
if(!bdate.IsEmpty())
where = where && ID == Select(BOOK_ID).From(BORROW_RECORD).Where(bdate);
book.Query(where);
}
void SQLApp::ClearQuery()
{
query.status = 0;
query.borrowed_from <<= query.borrowed_to <<= Null;
}
void SQLApp::SetupQuery()
{
if(query.Execute() == IDOK)
Query();
}
void SQLApp::Query(int q)
{
book.Query();
if(book.FindSetCursor(q))
return;
ClearQuery();
book.Query();
book.FindSetCursor(q);
}
void SQLApp::Serialize(Stream& s)
{
int version = 0;
s / version;
s % query.status
% query.borrowed_from
% query.borrowed_to;
}