pv/view/signal.cpp

   1 /*
   2  * This file is part of the PulseView project.
   3  *
   4  * Copyright (C) 2012 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 <extdef.h>
  22
  23 #include <assert.h>
  24 #include <math.h>
  25
  26 #include <QApplication>
  27 #include <QFormLayout>
  28 #include <QMenu>
  29
  30 #include <libsigrok/libsigrok.h>
  31
  32 #include "signal.h"
  33 #include "view.h"
  34
  35 #include <pv/device/devinst.h>
  36
  37 using std::shared_ptr;
  38
  39 namespace pv {
  40 namespace view {
  41
  42 const char *const ProbeNames[] = {
  43         "CLK",
  44         "DATA",
  45         "IN",
  46         "OUT",
  47         "RST",
  48         "Tx",
  49         "Rx",
  50         "EN",
  51         "SCLK",
  52         "MOSI",
  53         "MISO",
  54         "/SS",
  55         "SDA",
  56         "SCL"
  57 };
  58
  59 Signal::Signal(shared_ptr<pv::device::DevInst> dev_inst,
  60         const sr_channel *const probe) :
  61         Trace(probe->name),
  62         _dev_inst(dev_inst),
  63         _probe(probe),
  64         _name_widget(NULL),
  65         _updating_name_widget(false)
  66 {
  67         assert(_probe);
  68 }
  69
  70 void Signal::set_name(QString name)
  71 {
  72         Trace::set_name(name);
  73         _updating_name_widget = true;
  74         _name_widget->setEditText(name);
  75         _updating_name_widget = false;
  76 }
  77
  78 bool Signal::enabled() const
  79 {
  80         return _probe->enabled;
  81 }
  82
  83 void Signal::enable(bool enable)
  84 {
  85         _dev_inst->enable_probe(_probe, enable);
  86         visibility_changed();
  87 }
  88
  89 const sr_channel* Signal::probe() const
  90 {
  91         return _probe;
  92 }
  93
  94 void Signal::populate_popup_form(QWidget *parent, QFormLayout *form)
  95 {
  96         _name_widget = new QComboBox(parent);
  97         _name_widget->setEditable(true);
  98
  99         for(unsigned int i = 0; i < countof(ProbeNames); i++)
 100                 _name_widget->insertItem(i, ProbeNames[i]);
 101         _name_widget->setEditText(_probe->name);
 102
 103         connect(_name_widget, SIGNAL(editTextChanged(const QString&)),
 104                 this, SLOT(on_text_changed(const QString&)));
 105
 106         form->addRow(tr("Name"), _name_widget);
 107
 108         add_colour_option(parent, form);
 109 }
 110
 111 QMenu* Signal::create_context_menu(QWidget *parent)
 112 {
 113         QMenu *const menu = Trace::create_context_menu(parent);
 114
 115         menu->addSeparator();
 116
 117         QAction *const disable = new QAction(tr("Disable"), this);
 118         disable->setShortcuts(QKeySequence::Delete);
 119         connect(disable, SIGNAL(triggered()), this, SLOT(on_disable()));
 120         menu->addAction(disable);
 121
 122         return menu;
 123 }
 124
 125 void Signal::delete_pressed()
 126 {
 127         on_disable();
 128 }
 129
 130 void Signal::on_disable()
 131 {
 132         enable(false);
 133 }
 134
 135 } // namespace view
 136 } // namespace pv