pv/widgets/exportmenu.cpp

   1 /*
   2  * This file is part of the PulseView project.
   3  *
   4  * Copyright (C) 2013 Joel Holdsworth <joel@airwebreathe.org.uk>
   5  *
   6  * This program 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  * This program 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 this program; if not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 #include <algorithm>
  21 #include <cassert>
  22 #include <string>
  23 #include <utility>
  24
  25 #include <libsigrokcxx/libsigrokcxx.hpp>
  26
  27 #include "exportmenu.hpp"
  28
  29 using std::find_if;
  30 using std::map;
  31 using std::pair;
  32 using std::string;
  33 using std::shared_ptr;
  34
  35 using sigrok::Context;
  36 using sigrok::OutputFormat;
  37
  38 namespace pv {
  39 namespace widgets {
  40
  41 ExportMenu::ExportMenu(QWidget *parent, shared_ptr<Context> context,
  42         std::vector<QAction *>open_actions) :
  43         QMenu(parent),
  44         context_(context),
  45         mapper_(this)
  46 {
  47         assert(context);
  48
  49         if (!open_actions.empty()) {
  50                 bool first_action = true;
  51                 for (auto open_action : open_actions) {
  52                         addAction(open_action);
  53
  54                         if (first_action) {
  55                                 first_action = false;
  56                                 setDefaultAction(open_action);
  57                         }
  58                 }
  59                 addSeparator();
  60         }
  61
  62         const map<string, shared_ptr<OutputFormat> > formats =
  63                 context->output_formats();
  64
  65         for (const pair<string, shared_ptr<OutputFormat> > &f : formats) {
  66                 if (f.first == "srzip")
  67                         continue;
  68
  69                 assert(f.second);
  70                 QAction *const action = addAction(tr("Export %1...")
  71                         .arg(QString::fromStdString(f.second->description())));
  72                 action->setData(qVariantFromValue((void*)f.second.get()));
  73                 mapper_.setMapping(action, action);
  74                 connect(action, SIGNAL(triggered()), &mapper_, SLOT(map()));
  75         }
  76
  77         connect(&mapper_, SIGNAL(mapped(QObject*)),
  78                 this, SLOT(on_action(QObject*)));
  79 }
  80
  81 void ExportMenu::on_action(QObject *action)
  82 {
  83         assert(action);
  84
  85         const map<string, shared_ptr<OutputFormat> > formats =
  86                 context_->output_formats();
  87         const auto iter = find_if(formats.cbegin(), formats.cend(),
  88                 [&](const pair<string, shared_ptr<OutputFormat> > &f) {
  89                         return f.second.get() ==
  90                                 ((QAction*)action)->data().value<void*>(); });
  91         if (iter == formats.cend())
  92                 return;
  93
  94         format_selected((*iter).second);
  95 }
  96
  97 } // widgets
  98 } // pv