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 #include <algorithm>
  12
  13 namespace sc {
  14
  15 void ColumnSet::set(SCTAB nTab, SCCOL nCol)
  16 {
  17     TabsType::iterator itTab = maTabs.find(nTab);
  18     if (itTab == maTabs.end())
  19     {
  20         std::pair<TabsType::iterator,bool> r =
  21             maTabs.emplace(nTab, ColsType());
  22
  23         if (!r.second)
  24             // insertion failed.
  25             return;
  26
  27         itTab = r.first;
  28     }
  29
  30     ColsType& rCols = itTab->second;
  31     rCols.insert(nCol);
  32 }
  33
  34 void ColumnSet::getColumns(SCTAB nTab, std::vector<SCCOL>& rCols) const
  35 {
  36     std::vector<SCCOL> aCols;
  37     TabsType::const_iterator itTab = maTabs.find(nTab);
  38     if (itTab == maTabs.end())
  39     {
  40         rCols.swap(aCols); // empty it.
  41         return;
  42     }
  43
  44     const ColsType& rTabCols = itTab->second;
  45     aCols.assign(rTabCols.begin(), rTabCols.end());
  46
  47     // Sort and remove duplicates.
  48     std::sort(aCols.begin(), aCols.end());
  49     std::vector<SCCOL>::iterator itCol = std::unique(aCols.begin(), aCols.end());
  50     aCols.erase(itCol, aCols.end());
  51
  52     rCols.swap(aCols);
  53 }
  54
  55 bool ColumnSet::hasTab(SCTAB nTab) const
  56 {
  57     return maTabs.find(nTab) != maTabs.end();
  58 }
  59
  60 bool ColumnSet::empty() const
  61 {
  62     return maTabs.empty();
  63 }
  64
  65 }
  66
  67 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */