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_)) : "<No Device>");
77 devices_ = vector< weak_ptr<Device> >(devices.begin(), devices.end());
81 void DeviceToolButton::update_device_list()
84 menu_.addAction(connect_action_);
85 menu_.setDefaultAction(connect_action_);
88 for (weak_ptr<Device> dev_weak_ptr : devices_) {
89 shared_ptr<Device> dev(dev_weak_ptr.lock());
93 QAction *const a = new QAction(QString::fromStdString(
94 dev->display_name(device_manager_)), this);
95 a->setCheckable(true);
96 a->setChecked(selected_device_ == dev);
97 a->setData(qVariantFromValue((void*)dev.get()));
98 a->setToolTip(QString::fromStdString(dev->full_name()));
99 mapper_.setMapping(a, a);
101 connect(a, SIGNAL(triggered()), &mapper_, SLOT(map()));
107 void DeviceToolButton::on_action(QObject *action)
111 Device *const dev = (Device*)((QAction*)action)->data().value<void*>();
112 for (weak_ptr<Device> dev_weak_ptr : devices_) {
113 shared_ptr<Device> dev_ptr(dev_weak_ptr);
114 if (dev_ptr.get() == dev) {
115 selected_device_ = shared_ptr<Device>(dev_ptr);
120 update_device_list();
121 setText(QString::fromStdString(
122 selected_device_->display_name(device_manager_)));
127 void DeviceToolButton::on_menu_hovered(QAction *action)
131 // Only show the tooltip for device entries (they hold
132 // device pointers in their data field)
133 if (!action->data().isValid())
136 device_tooltip_ = action->toolTip();
138 if (QToolTip::isVisible())
139 on_menu_hover_timeout();
141 QTimer::singleShot(1000, this, SLOT(on_menu_hover_timeout()));
144 void DeviceToolButton::on_menu_hover_timeout()
146 if (device_tooltip_.isEmpty())
149 QToolTip::showText(QCursor::pos(), device_tooltip_);