src/wx/subtag_list_ctrl.cc

   1 /*
   2     Copyright (C) 2020-2021 Carl Hetherington <cth@carlh.net>
   3
   4     This file is part of DCP-o-matic.
   5
   6     DCP-o-matic is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     DCP-o-matic is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 */
  20
  21
  22 #include "subtag_list_ctrl.h"
  23 #include "lib/dcpomatic_assert.h"
  24 LIBDCP_DISABLE_WARNINGS
  25 #include <wx/wx.h>
  26 LIBDCP_ENABLE_WARNINGS
  27 #include <boost/algorithm/string.hpp>
  28
  29
  30 using std::string;
  31 using boost::optional;
  32
  33
  34 SubtagListCtrl::SubtagListCtrl(wxWindow* parent)
  35         : wxListCtrl(parent, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxLC_REPORT | wxLC_SINGLE_SEL | wxLC_NO_HEADER | wxLC_VIRTUAL)
  36 {
  37         AppendColumn("", wxLIST_FORMAT_LEFT, 80);
  38         AppendColumn("", wxLIST_FORMAT_LEFT, 400);
  39 }
  40
  41
  42 void
  43 SubtagListCtrl::set(dcp::LanguageTag::SubtagType type, string search, optional<dcp::LanguageTag::SubtagData> subtag)
  44 {
  45         _all_subtags = dcp::LanguageTag::get_all(type);
  46         set_search(search);
  47         if (subtag) {
  48                 auto i = find(_matching_subtags.begin(), _matching_subtags.end(), *subtag);
  49                 if (i != _matching_subtags.end()) {
  50                         auto item = std::distance(_matching_subtags.begin(), i);
  51                         SetItemState(item, wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED);
  52                         EnsureVisible(item);
  53                 }
  54         } else {
  55                 if (GetItemCount() > 0) {
  56                         /* The new list sometimes isn't visible without this */
  57                         EnsureVisible(0);
  58                 }
  59         }
  60 }
  61
  62
  63 void
  64 SubtagListCtrl::set_search(string search)
  65 {
  66         if (search == "") {
  67                 _matching_subtags = _all_subtags;
  68         } else {
  69                 _matching_subtags.clear();
  70
  71                 boost::algorithm::to_lower(search);
  72                 for (auto const& i: _all_subtags) {
  73                         if (
  74                                 (boost::algorithm::to_lower_copy(i.subtag).find(search) != string::npos) ||
  75                                 (boost::algorithm::to_lower_copy(i.description).find(search) != string::npos)) {
  76                                 _matching_subtags.push_back (i);
  77                         }
  78                 }
  79         }
  80
  81         SetItemCount(_matching_subtags.size());
  82         if (GetItemCount() > 0) {
  83                 RefreshItems(0, GetItemCount() - 1);
  84         }
  85 }
  86
  87
  88 optional<dcp::LanguageTag::SubtagData>
  89 SubtagListCtrl::selected_subtag() const
  90 {
  91         auto selected = GetNextItem(-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);
  92         if (selected == -1) {
  93                 return {};
  94         }
  95
  96         DCPOMATIC_ASSERT(static_cast<size_t>(selected) < _matching_subtags.size());
  97         return _matching_subtags[selected];
  98 }
  99
 100
 101 wxString
 102 SubtagListCtrl::OnGetItemText(long item, long column) const
 103 {
 104         if (column == 0) {
 105                 return _matching_subtags[item].subtag;
 106         } else {
 107                 return _matching_subtags[item].description;
 108         }
 109 }
 110