sc/source/core/data/columnset.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  */
   9
  10 #include "columnset.hxx"
  11
  12 namespace sc {
  13
  14 void ColumnSet::set(SCTAB nTab, SCCOL nCol)
  15 {
  16     TabsType::iterator itTab = maTabs.find(nTab);
  17     if (itTab == maTabs.end())
  18     {
  19         std::pair<TabsType::iterator,bool> r =
  20             maTabs.insert(TabsType::value_type(nTab, ColsType()));
  21
  22         if (!r.second)
  23             // insertion failed.
  24             return;
  25
  26         itTab = r.first;
  27     }
  28
  29     ColsType& rCols = itTab->second;
  30     rCols.insert(nCol);
  31 }
  32
  33 bool ColumnSet::has(SCTAB nTab, SCCOL nCol) const
  34 {
  35     TabsType::const_iterator itTab = maTabs.find(nTab);
  36     if (itTab == maTabs.end())
  37         return false;
  38
  39     const ColsType& rCols = itTab->second;
  40     return rCols.count(nCol) > 0;
  41 }
  42
  43 void ColumnSet::getColumns(SCTAB nTab, std::vector<SCCOL>& rCols) const
  44 {
  45     std::vector<SCCOL> aCols;
  46     TabsType::const_iterator itTab = maTabs.find(nTab);
  47     if (itTab == maTabs.end())
  48     {
  49         rCols.swap(aCols); // empty it.
  50         return;
  51     }
  52
  53     const ColsType& rTabCols = itTab->second;
  54     aCols.assign(rTabCols.begin(), rTabCols.end());
  55
  56     // Sort and remove duplicates.
  57     std::sort(aCols.begin(), aCols.end());
  58     std::vector<SCCOL>::iterator itCol = std::unique(aCols.begin(), aCols.end());
  59     aCols.erase(itCol, aCols.end());
  60
  61     rCols.swap(aCols);
  62 }
  63
  64 }
  65
  66 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */