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, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  19  */
  20
  21 #include <algorithm>
  22 #include <cassert>
  23 #include <string>
  24 #include <utility>
  25
  26 #include <libsigrokcxx/libsigrokcxx.hpp>
  27
  28 #include "exportmenu.hpp"
  29
  30 using std::find_if;
  31 using std::map;
  32 using std::pair;
  33 using std::string;
  34 using std::shared_ptr;
  35
  36 using sigrok::Context;
  37 using sigrok::OutputFormat;
  38
  39 namespace pv {
  40 namespace widgets {
  41
  42 ExportMenu::ExportMenu(QWidget *parent, shared_ptr<Context> context,
  43         std::vector<QAction *>open_actions) :
  44         QMenu(parent),
  45         context_(context),
  46         mapper_(this)
  47 {
  48         assert(context);
  49
  50         if (!open_actions.empty()) {
  51                 bool first_action = true;
  52                 for (auto open_action : open_actions) {
  53                         addAction(open_action);
  54
  55                         if (first_action) {
  56                                 first_action = false;
  57                                 setDefaultAction(open_action);
  58                         }
  59                 }
  60                 addSeparator();
  61         }
  62
  63         const map<string, shared_ptr<OutputFormat> > formats =
  64                 context->output_formats();
  65
  66         for (const pair<string, shared_ptr<OutputFormat> > &f : formats) {
  67                 if (f.first == "srzip")
  68                         continue;
  69
  70                 assert(f.second);
  71                 QAction *const action = addAction(tr("Export %1...")
  72                         .arg(QString::fromStdString(f.second->description())));
  73                 action->setData(qVariantFromValue((void*)f.second.get()));
  74                 mapper_.setMapping(action, action);
  75                 connect(action, SIGNAL(triggered()), &mapper_, SLOT(map()));
  76         }
  77
  78         connect(&mapper_, SIGNAL(mapped(QObject*)),
  79                 this, SLOT(on_action(QObject*)));
  80 }
  81
  82 void ExportMenu::on_action(QObject *action)
  83 {
  84         assert(action);
  85
  86         const map<string, shared_ptr<OutputFormat> > formats =
  87                 context_->output_formats();
  88         const auto iter = find_if(formats.cbegin(), formats.cend(),
  89                 [&](const pair<string, shared_ptr<OutputFormat> > &f) {
  90                         return f.second.get() ==
  91                                 ((QAction*)action)->data().value<void*>(); });
  92         if (iter == formats.cend())
  93                 return;
  94
  95         format_selected((*iter).second);
  96 }
  97
  98 } // widgets
  99 } // pv