2 * This file is part of the PulseView project.
4 * Copyright (C) 2015 Joel Holdsworth <joel@airwebreathe.org.uk>
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.
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.
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
26 #include <libsigrokcxx/libsigrokcxx.hpp>
28 #include <pv/devicemanager.hpp>
29 #include <pv/devices/device.hpp>
31 #include "devicetoolbutton.hpp"
34 using std::shared_ptr;
39 using pv::devices::Device;
44 DeviceToolButton::DeviceToolButton(QWidget *parent,
45 DeviceManager &device_manager,
46 QAction *connect_action) :
48 device_manager_(device_manager),
49 connect_action_(connect_action),
54 setPopupMode(QToolButton::MenuButtonPopup);
56 setDefaultAction(connect_action_);
57 setMinimumWidth(QFontMetrics(font()).averageCharWidth() * 24);
59 connect(&mapper_, SIGNAL(mapped(QObject*)),
60 this, SLOT(on_action(QObject*)));
62 connect(&menu_, SIGNAL(hovered(QAction*)),
63 this, SLOT(on_menu_hovered(QAction*)));
66 shared_ptr<Device> DeviceToolButton::selected_device()
68 return selected_device_;
71 void DeviceToolButton::set_device_list(
72 const list< shared_ptr<Device> > &devices, shared_ptr<Device> selected)
74 selected_device_ = selected;
75 setText(selected ? QString::fromStdString(
76 selected->display_name(device_manager_)) : tr("<No Device>"));
77 devices_ = vector< weak_ptr<Device> >(devices.begin(), devices.end());
81 void DeviceToolButton::reset()
83 setText(tr("<No Device>"));
84 selected_device_.reset();
88 void DeviceToolButton::update_device_list()
91 menu_.addAction(connect_action_);
92 menu_.setDefaultAction(connect_action_);
95 for (weak_ptr<Device> dev_weak_ptr : devices_) {
96 shared_ptr<Device> dev(dev_weak_ptr.lock());
100 QAction *const a = new QAction(QString::fromStdString(
101 dev->display_name(device_manager_)), this);
102 a->setCheckable(true);
103 a->setChecked(selected_device_ == dev);
104 a->setData(qVariantFromValue((void*)dev.get()));
105 a->setToolTip(QString::fromStdString(dev->full_name()));
106 mapper_.setMapping(a, a);
108 connect(a, SIGNAL(triggered()), &mapper_, SLOT(map()));
114 void DeviceToolButton::on_action(QObject *action)
118 selected_device_.reset();
120 Device *const dev = (Device*)((QAction*)action)->data().value<void*>();
121 for (weak_ptr<Device> dev_weak_ptr : devices_) {
122 shared_ptr<Device> dev_ptr(dev_weak_ptr);
123 if (dev_ptr.get() == dev) {
124 selected_device_ = shared_ptr<Device>(dev_ptr);
129 update_device_list();
130 setText(QString::fromStdString(
131 selected_device_->display_name(device_manager_)));
136 void DeviceToolButton::on_menu_hovered(QAction *action)
140 // Only show the tooltip for device entries (they hold
141 // device pointers in their data field)
142 if (!action->data().isValid())
145 device_tooltip_ = action->toolTip();
147 if (QToolTip::isVisible())
148 on_menu_hover_timeout();
150 QTimer::singleShot(1000, this, SLOT(on_menu_hover_timeout()));
153 void DeviceToolButton::on_menu_hover_timeout()
155 if (device_tooltip_.isEmpty())
158 QToolTip::showText(QCursor::pos(), device_tooltip_);