class MainWindow(QMainWindow, Ui_MainWindow):
qtcb_enumerate = pyqtSignal(str, str, 'char', type((0,)), type((0,)), int, int)
qtcb_connected = pyqtSignal(int)
qtcb_disconnected = pyqtSignal(int)
def __init__(self, parent=None):
QMainWindow.__init__(self, parent)
self.setupUi(self)
self.setWindowIcon(QIcon(os.path.join(get_program_path(), "brickv-icon.png")))
signal.signal(signal.SIGINT, self.exit_brickv)
signal.signal(signal.SIGTERM, self.exit_brickv)
self.async_thread = async_start_thread(self)
self.setWindowTitle("Brick Viewer " + config.BRICKV_VERSION)
self.tree_view_model_labels = ['Name', 'UID', 'FW Version']
self.tree_view_model = QStandardItemModel()
self.tree_view.setModel(self.tree_view_model)
self.tree_view.doubleClicked.connect(self.item_double_clicked)
self.set_tree_view_defaults()
# Remove dummy tab
self.tab_widget.removeTab(1)
self.last_tab = 0
self.name = '<unknown>'
self.uid = '<unknown>'
self.version = (0, 0, 0)
self.disconnect_times = []
self.qtcb_enumerate.connect(self.cb_enumerate)
self.qtcb_connected.connect(self.cb_connected)
self.qtcb_disconnected.connect(self.cb_disconnected)
self.ipcon = IPConnection()
self.ipcon.set_auto_reauthenticate(False)
self.ipcon.register_callback(IPConnection.CALLBACK_ENUMERATE,
self.qtcb_enumerate.emit)
self.ipcon.register_callback(IPConnection.CALLBACK_CONNECTED,
self.qtcb_connected.emit)
self.ipcon.register_callback(IPConnection.CALLBACK_DISCONNECTED,
self.qtcb_disconnected.emit)
self.flashing_window = None
self.advanced_window = None
self.delayed_refresh_updates_timer = QTimer()
self.delayed_refresh_updates_timer.timeout.connect(self.delayed_refresh_updates)
self.delayed_refresh_updates_timer.setInterval(500)
self.reset_view()
self.button_advanced.setDisabled(True)
self.tab_widget.currentChanged.connect(self.tab_changed)
self.button_connect.pressed.connect(self.connect_pressed)
self.button_flashing.pressed.connect(self.flashing_pressed)
self.button_advanced.pressed.connect(self.advanced_pressed)
self.plugin_manager = PluginManager()
self.combo_host.addItem(config.get_host())
self.combo_host.addItems(config.get_host_history(HOST_HISTORY_SIZE - 1))
self.spinbox_port.setValue(config.get_port())
self.last_host = self.combo_host.currentText()
self.last_port = self.spinbox_port.value()
self.checkbox_authentication.stateChanged.connect(self.authentication_state_changed)
self.label_secret.hide()
self.edit_secret.hide()
self.edit_secret.setEchoMode(QLineEdit.Password)
self.checkbox_secret_show.hide()
self.checkbox_secret_show.stateChanged.connect(self.secret_show_state_changed)
self.checkbox_remember_secret.hide()
if config.get_use_authentication():
self.checkbox_authentication.setCheckState(Qt.Checked)
if config.get_remember_secret():
self.edit_secret.setText(config.get_secret())
self.checkbox_remember_secret.setCheckState(Qt.Checked)
self.label_auto_reconnects.hide()
self.auto_reconnects = 0
def closeEvent(self, event):
self.exit_brickv()
def exit_brickv(self, signl=None, frme=None):
try:
uid = self.tab_widget.widget(self.last_tab)._uid
infos.infos[uid].plugin.stop()
except:
pass
host = str(self.combo_host.currentText())
history = []
for i in range(self.combo_host.count()):
h = str(self.combo_host.itemText(i))
if h != host and h not in history:
history.append(h)
config.set_host(host)
config.set_host_history(history[:HOST_HISTORY_SIZE - 1])
config.set_port(self.spinbox_port.value())
config.set_use_authentication(self.checkbox_authentication.isChecked())
remember_secret = self.checkbox_remember_secret.isChecked()
config.set_remember_secret(remember_secret)
if remember_secret:
config.set_secret(str(self.edit_secret.text()))
else:
config.set_secret(config.DEFAULT_SECRET)
self.reset_view()
try:
self.ipcon.disconnect()
except:
pass
if signl != None and frme != None:
print "Received SIGINT or SIGTERM, shutting down."
sys.exit()
def start(self):
pass
def stop(self):
pass
def destroy(self):
pass
def authentication_state_changed(self, state):
visible = state == Qt.Checked
self.label_secret.setVisible(visible)
self.edit_secret.setVisible(visible)
self.checkbox_secret_show.setVisible(visible)
self.checkbox_remember_secret.setVisible(visible)
def secret_show_state_changed(self, state):
if state == Qt.Checked:
self.edit_secret.setEchoMode(QLineEdit.Normal)
else:
self.edit_secret.setEchoMode(QLineEdit.Password)
def tab_changed(self, i):
try:
uid = self.tab_widget.widget(i)._uid
infos.infos[uid].plugin.start()
except:
pass
try:
uid = self.tab_widget.widget(self.last_tab)._uid
infos.infos[uid].plugin.stop()
except:
pass
self.last_tab = i
def reset_view(self):
self.tab_widget.setCurrentIndex(0)
keys_to_remove = []
for key in infos.infos:
if infos.infos[key].type in ('brick', 'bricklet'):
try:
infos.infos[key].plugin.stop()
except:
pass
try:
infos.infos[key].plugin.destroy()
except:
pass
keys_to_remove.append(key)
for key in keys_to_remove:
try:
infos.infos.pop(key)
except:
pass
for i in reversed(range(1, self.tab_widget.count())):
self.tab_widget.removeTab(i)
self.update_tree_view()
def do_disconnect(self):
self.auto_reconnects = 0
self.label_auto_reconnects.hide()
self.reset_view()
async_next_session()
try:
self.ipcon.disconnect()
except:
pass
def do_authenticate(self, is_auto_reconnect):
if not self.checkbox_authentication.isChecked():
return True
try:
secret = str(self.edit_secret.text()).encode('ascii')
except:
self.do_disconnect()
QMessageBox.critical(self, 'Connection',
'Authentication secret cannot contain non-ASCII characters.',
QMessageBox.Ok)
return False
self.ipcon.set_auto_reconnect(False) # don't auto-reconnect on authentication error
try:
self.ipcon.authenticate(secret)
except:
self.do_disconnect()
if is_auto_reconnect:
extra = ' after auto-reconnect'
else:
extra = ''
QMessageBox.critical(self, 'Connection',
'Could not authenticate' + extra + '. Check secret and ensure ' +
'authentication for Brick Daemon is enabled.',
QMessageBox.Ok)
return False
self.ipcon.set_auto_reconnect(True)
return True
def flashing_pressed(self):
first = False
if self.flashing_window is None:
first = True
self.flashing_window = FlashingWindow(self)
self.update_flashing_window()
self.flashing_window.show()
self.flashing_window.refresh_updates_pressed()
def advanced_pressed(self):
if self.advanced_window is None:
self.advanced_window = AdvancedWindow(self)
self.update_advanced_window()
self.advanced_window.show()
def connect_pressed(self):
if self.ipcon.get_connection_state() == IPConnection.CONNECTION_STATE_DISCONNECTED:
try:
self.last_host = self.combo_host.currentText()
self.last_port = self.spinbox_port.value()
self.button_connect.setDisabled(True)
self.button_connect.setText("Connecting ...")
self.button_connect.repaint()
QApplication.processEvents()
self.ipcon.connect(self.last_host, self.last_port)
except:
self.button_connect.setDisabled(False)
self.button_connect.setText("Connect")
QMessageBox.critical(self, 'Connection',
'Could not connect. Please check host, check ' +
'port and ensure that Brick Daemon is running.')
else:
self.do_disconnect()
def item_double_clicked(self, index):
text = str(index.data().toString())
i = self.tab_for_uid(text)
if i > 0:
self.tab_widget.setCurrentIndex(i)
def connected_uid_pressed(self, connected_uid):
i = self.tab_for_uid(connected_uid)
if i > 0:
self.tab_widget.setCurrentIndex(i)
def create_plugin_container(self, plugin, connected_uid, position):
container = QWidget()
container._uid = plugin.uid
layout = QVBoxLayout(container)
info = QHBoxLayout()
# uid
info.addWidget(QLabel('UID:'))
label = QLabel('{0}'.format(plugin.uid))
label.setTextInteractionFlags(Qt.TextSelectableByMouse |
Qt.TextSelectableByKeyboard)
info.addWidget(label)
info.addSpacerItem(QSpacerItem(1, 1, QSizePolicy.Expanding))
# connected uid
if connected_uid != '0':
info.addWidget(QLabel('Connected to:'))
button = QToolButton()
button.setText(connected_uid)
button.pressed.connect(lambda: self.connected_uid_pressed(connected_uid))
info.addWidget(button)
info.addSpacerItem(QSpacerItem(1, 1, QSizePolicy.Expanding))
# position
info.addWidget(QLabel('Position:'))
info.addWidget(QLabel('{0}'.format(position.upper())))
info.addSpacerItem(QSpacerItem(1, 1, QSizePolicy.Expanding))
# firmware version
info.addWidget(QLabel('FW Version:'))
info.addWidget(QLabel('{0}'.format(plugin.version_str)))
info.addSpacerItem(QSpacerItem(1, 1, QSizePolicy.Expanding))
# timeouts
info.addWidget(QLabel('Timeouts:'))
label_timeouts = QLabel('0')
info.addWidget(label_timeouts)
layout.addLayout(info)
if plugin.is_brick():
button = QPushButton('Reset')
if plugin.has_reset_device():
button.clicked.connect(plugin.reset_device)
else:
button.setDisabled(True)
info.addSpacerItem(QSpacerItem(40, 20, QSizePolicy.Expanding))
info.addWidget(button)
line = QFrame()
line.setFrameShape(QFrame.HLine)
line.setFrameShadow(QFrame.Sunken)
plugin.label_timeouts = label_timeouts
plugin.layout().setContentsMargins(0, 0, 0, 0)
layout.addWidget(line)
layout.addWidget(plugin)
return container
def tab_for_uid(self, uid):
for i in range(1, self.tab_widget.count()):
try:
widget = self.tab_widget.widget(i)
if widget._uid == uid:
return i
except:
pass
return -1
def cb_enumerate(self, uid, connected_uid, position,
hardware_version, firmware_version,
device_identifier, enumeration_type):
if self.ipcon.get_connection_state() != IPConnection.CONNECTION_STATE_CONNECTED:
# ignore enumerate callbacks that arrived after the connection got closed
return
if enumeration_type in [IPConnection.ENUMERATION_TYPE_AVAILABLE,
IPConnection.ENUMERATION_TYPE_CONNECTED]:
if device_identifier == BrickMaster.DEVICE_IDENTIFIER:
info = infos.BrickMasterInfo()
elif position in ('a', 'b', 'c', 'd', 'A', 'B', 'C', 'D'):
position = position.lower()
info = infos.BrickletInfo()
else:
info = infos.BrickInfo()
if uid in infos.infos:
info = infos.infos[uid]
else:
infos.infos[uid] = info
for device in infos.infos.values():
if device.type == 'brick':
if info.type == 'bricklet':
if device.uid == connected_uid:
device.bricklets[position] = info
if device.type == 'bricklet':
if info.type == 'brick':
if uid == device.connected_uid:
info.bricklets[device.position] = device
info.uid = uid
info.connected_uid = connected_uid
info.position = position
info.hardware_version = hardware_version
info.firmware_version_installed = firmware_version
info.device_identifier = device_identifier
info.protocol_version = 2
info.enumeration_type = enumeration_type
for device in infos.infos.values():
if device.type in ('brick', 'bricklet'):
if device.uid == uid and device.plugin != None:
return
plugin = self.plugin_manager.get_plugin(device_identifier, self.ipcon,
uid, firmware_version)
if plugin is not None:
info.plugin = plugin
if plugin.is_hardware_version_relevant(hardware_version):
info.name = '{0} {1}.{2}'.format(plugin.name,
hardware_version[0],
hardware_version[1])
else:
info.name = plugin.name
info.url_part = plugin.get_url_part()
c = self.create_plugin_container(plugin, connected_uid, position)
info.plugin_container = c
self.tab_widget.addTab(c, info.name)
elif enumeration_type == IPConnection.ENUMERATION_TYPE_DISCONNECTED:
for device_info in infos.infos.values():
if device_info.type in ('brick', 'bricklet'):
if device_info.uid == uid:
try:
self.tab_widget.setCurrentIndex(0)
if device_info.plugin:
try:
device_info.plugin.stop()
except:
pass
try:
device_info.plugin.destroy()
except:
pass
i = self.tab_for_uid(device_info.uid)
self.tab_widget.removeTab(i)
except:
pass
if device_info.type == 'brick':
for port in device_info.bricklets:
if device_info.bricklets[port]:
if device_info.bricklets[port].uid == uid:
device_info.bricklets[port] = None
try:
infos.infos.pop(uid)
except:
pass
self.update_tree_view()
def cb_connected(self, connect_reason):
self.disconnect_times = []
self.update_ui_state()
if connect_reason == IPConnection.CONNECT_REASON_REQUEST:
self.auto_reconnects = 0
self.label_auto_reconnects.hide()
self.ipcon.set_auto_reconnect(True)
index = self.combo_host.findText(self.last_host)
if index >= 0:
self.combo_host.removeItem(index)
self.combo_host.insertItem(-1, self.last_host)
self.combo_host.setCurrentIndex(0)
while self.combo_host.count() > HOST_HISTORY_SIZE:
self.combo_host.removeItem(self.combo_host.count() - 1)
if not self.do_authenticate(False):
return
try:
self.ipcon.enumerate()
except:
self.update_ui_state()
elif connect_reason == IPConnection.CONNECT_REASON_AUTO_RECONNECT:
self.auto_reconnects += 1
self.label_auto_reconnects.setText('Auto-Reconnect Count: {0}'.format(self.auto_reconnects))
self.label_auto_reconnects.show()
if not self.do_authenticate(True):
return
try:
self.ipcon.enumerate()
except:
self.update_ui_state()
else:
try:
self.ipcon.enumerate()
except:
self.update_ui_state()
def cb_disconnected(self, disconnect_reason):
if disconnect_reason == IPConnection.DISCONNECT_REASON_REQUEST:
self.auto_reconnects = 0
self.label_auto_reconnects.hide()
if disconnect_reason == IPConnection.DISCONNECT_REASON_REQUEST or not self.ipcon.get_auto_reconnect():
self.update_ui_state()
elif len(self.disconnect_times) >= 3 and self.disconnect_times[-3] < time.time() + 1:
self.disconnect_times = []
self.ipcon.set_auto_reconnect(False)
self.update_ui_state()
self.reset_view()
QMessageBox.critical(self, 'Connection',
'Stopped automatic reconnecting due to multiple connection errors in a row.',
QMessageBox.Ok)
else:
self.disconnect_times.append(time.time())
self.update_ui_state(IPConnection.CONNECTION_STATE_PENDING)
def set_tree_view_defaults(self):
self.tree_view_model.setHorizontalHeaderLabels(self.tree_view_model_labels)
self.tree_view.expandAll()
self.tree_view.setColumnWidth(0, 260)
self.tree_view.setColumnWidth(1, 75)
self.tree_view.setColumnWidth(2, 85)
self.tree_view.setSortingEnabled(True)
self.tree_view.header().setSortIndicator(0, Qt.AscendingOrder)
def update_ui_state(self, connection_state=None):
# FIXME: need to call processEvents() otherwise get_connection_state()
# might return the wrong value
QApplication.processEvents()
if connection_state is None:
connection_state = self.ipcon.get_connection_state()
self.button_connect.setDisabled(False)
self.button_flashing.setDisabled(False)
if connection_state == IPConnection.CONNECTION_STATE_DISCONNECTED:
self.button_connect.setText('Connect')
self.combo_host.setDisabled(False)
self.spinbox_port.setDisabled(False)
self.checkbox_authentication.setDisabled(False)
self.edit_secret.setDisabled(False)
self.button_advanced.setDisabled(True)
elif connection_state == IPConnection.CONNECTION_STATE_CONNECTED:
self.button_connect.setText("Disconnect")
self.combo_host.setDisabled(True)
self.spinbox_port.setDisabled(True)
self.checkbox_authentication.setDisabled(True)
self.edit_secret.setDisabled(True)
self.update_advanced_window(False)
elif connection_state == IPConnection.CONNECTION_STATE_PENDING:
self.button_connect.setText('Abort Pending Automatic Reconnect')
self.combo_host.setDisabled(True)
self.spinbox_port.setDisabled(True)
self.checkbox_authentication.setDisabled(True)
self.edit_secret.setDisabled(True)
self.button_advanced.setDisabled(True)
self.button_flashing.setDisabled(True)
enable = connection_state == IPConnection.CONNECTION_STATE_CONNECTED
for i in range(1, self.tab_widget.count()):
self.tab_widget.setTabEnabled(i, enable)
QApplication.processEvents()
def update_tree_view(self):
self.tree_view_model.clear()
for device_info in sorted(infos.infos.values(), cmp=lambda x, y: cmp(x.name, y.name)):
if device_info.type == 'brick':
parent = [QStandardItem(device_info.name),
QStandardItem(device_info.uid),
QStandardItem('.'.join(map(str, device_info.firmware_version_installed)))]
for item in parent:
item.setFlags(item.flags() & ~Qt.ItemIsEditable)
self.tree_view_model.appendRow(parent)
for port in sorted(device_info.bricklets):
if device_info.bricklets[port] and device_info.bricklets[port].protocol_version == 2:
child = [QStandardItem(port.upper() + ': ' +device_info.bricklets[port].name),
QStandardItem(device_info.bricklets[port].uid),
QStandardItem('.'.join(map(str, device_info.bricklets[port].firmware_version_installed)))]
for item in child:
item.setFlags(item.flags() & ~Qt.ItemIsEditable)
parent[0].appendRow(child)
self.set_tree_view_defaults()
self.update_flashing_window()
self.update_advanced_window()
self.delayed_refresh_updates_timer.start()
def update_flashing_window(self):
if self.flashing_window is not None:
self.flashing_window.update_bricks()
def update_advanced_window(self, update_window=True):
has_brick = False
for info in infos.infos.values():
if info.type == 'brick':
has_brick = True
self.button_advanced.setEnabled(has_brick)
if self.advanced_window is not None and update_window:
self.advanced_window.update_bricks()
def delayed_refresh_updates(self):
self.delayed_refresh_updates_timer.stop()
if self.flashing_window is not None and self.flashing_window.isVisible():
self.flashing_window.refresh_updates_pressed()
class MainWindow(QMainWindow, Ui_MainWindow):
qtcb_enumerate = pyqtSignal(str, str, 'char', type((0,)), type((0,)), int, int)
qtcb_connected = pyqtSignal(int)
qtcb_disconnected = pyqtSignal(int)
def __init__(self, parent=None):
QMainWindow.__init__(self, parent)
self.setupUi(self)
signal.signal(signal.SIGINT, self.exit_brickv)
signal.signal(signal.SIGTERM, self.exit_brickv)
self.async_thread = async_start_thread(self)
self.setWindowTitle("Brick Viewer " + config.BRICKV_VERSION)
self.tree_view_model_labels = ['Name', 'UID', 'Position', 'FW Version']
self.tree_view_model = QStandardItemModel(self)
self.tree_view.setModel(self.tree_view_model)
self.tree_view.doubleClicked.connect(self.item_double_clicked)
self.set_tree_view_defaults()
# Remove dummy tab
self.tab_widget.removeTab(1)
self.name = '<unknown>'
self.uid = '<unknown>'
self.version = (0, 0, 0)
self.disconnect_times = []
self.qtcb_enumerate.connect(self.cb_enumerate)
self.qtcb_connected.connect(self.cb_connected)
self.qtcb_disconnected.connect(self.cb_disconnected)
self.ipcon = IPConnection()
self.ipcon.register_callback(IPConnection.CALLBACK_ENUMERATE,
self.qtcb_enumerate.emit)
self.ipcon.register_callback(IPConnection.CALLBACK_CONNECTED,
self.qtcb_connected.emit)
self.ipcon.register_callback(IPConnection.CALLBACK_DISCONNECTED,
self.qtcb_disconnected.emit)
self.current_device_info = None
self.flashing_window = None
self.advanced_window = None
self.delayed_refresh_updates_timer = QTimer()
self.delayed_refresh_updates_timer.timeout.connect(self.delayed_refresh_updates)
self.delayed_refresh_updates_timer.setInterval(500)
self.reset_view()
self.button_advanced.setDisabled(True)
self.tab_widget.currentChanged.connect(self.tab_changed)
self.tab_widget.setMovable(True)
self.tab_widget.tabBar().installEventFilter(self)
self.button_connect.clicked.connect(self.connect_clicked)
self.button_flashing.clicked.connect(self.flashing_clicked)
self.button_advanced.clicked.connect(self.advanced_clicked)
self.plugin_manager = PluginManager()
# host info
self.host_infos = config.get_host_infos(config.HOST_INFO_COUNT)
self.host_index_changing = True
for host_info in self.host_infos:
self.combo_host.addItem(host_info.host)
self.last_host = None
self.combo_host.currentIndexChanged.connect(self.host_index_changed)
self.spinbox_port.setValue(self.host_infos[0].port)
self.spinbox_port.valueChanged.connect(self.port_changed)
self.checkbox_authentication.stateChanged.connect(self.authentication_state_changed)
self.label_secret.hide()
self.edit_secret.hide()
self.edit_secret.setEchoMode(QLineEdit.Password)
self.edit_secret.textEdited.connect(self.secret_changed)
self.checkbox_secret_show.hide()
self.checkbox_secret_show.stateChanged.connect(self.secret_show_state_changed)
self.checkbox_remember_secret.hide()
self.checkbox_remember_secret.stateChanged.connect(self.remember_secret_state_changed)
self.checkbox_authentication.setChecked(self.host_infos[0].use_authentication)
self.edit_secret.setText(self.host_infos[0].secret)
self.checkbox_remember_secret.setChecked(self.host_infos[0].remember_secret)
self.host_index_changing = False
# auto-reconnect
self.label_auto_reconnects.hide()
self.auto_reconnects = 0
# RED Session losts
self.label_red_session_losts.hide()
self.red_session_losts = 0
# override QMainWindow.closeEvent
def closeEvent(self, event):
self.exit_brickv()
def exit_brickv(self, signal=None, frame=None):
if self.current_device_info is not None:
self.current_device_info.plugin.stop_plugin()
self.current_device_info.plugin.destroy_plugin()
self.update_current_host_info()
config.set_host_infos(self.host_infos)
self.do_disconnect()
if signal != None and frame != None:
print("Received SIGINT or SIGTERM, shutting down.")
sys.exit()
def host_index_changed(self, i):
if i < 0:
return
self.host_index_changing = True
self.spinbox_port.setValue(self.host_infos[i].port)
self.checkbox_authentication.setChecked(self.host_infos[i].use_authentication)
self.edit_secret.setText(self.host_infos[i].secret)
self.checkbox_remember_secret.setChecked(self.host_infos[i].remember_secret)
self.host_index_changing = False
def port_changed(self, value):
self.update_current_host_info()
def authentication_state_changed(self, state):
visible = state == Qt.Checked
self.label_secret.setVisible(visible)
self.edit_secret.setVisible(visible)
self.checkbox_secret_show.setVisible(visible)
self.checkbox_remember_secret.setVisible(visible)
self.update_current_host_info()
def secret_changed(self):
self.update_current_host_info()
def secret_show_state_changed(self, state):
if state == Qt.Checked:
self.edit_secret.setEchoMode(QLineEdit.Normal)
else:
self.edit_secret.setEchoMode(QLineEdit.Password)
self.update_current_host_info()
def remember_secret_state_changed(self, state):
self.update_current_host_info()
def tab_changed(self, i):
if not hasattr(self.tab_widget.widget(i), '_info'):
new_current_device_info = None
else:
new_current_device_info = self.tab_widget.widget(i)._info
new_current_device_info.plugin.start_plugin()
# stop the now deselected plugin, if there is one that's running
if self.current_device_info is not None:
self.current_device_info.plugin.stop_plugin()
self.current_device_info = new_current_device_info
def update_current_host_info(self):
if self.host_index_changing:
return
i = self.combo_host.currentIndex()
if i < 0:
return
#self.host_infos[i].host = self.combo_host.currentText()
self.host_infos[i].port = self.spinbox_port.value()
self.host_infos[i].use_authentication = self.checkbox_authentication.isChecked()
self.host_infos[i].secret = self.edit_secret.text()
self.host_infos[i].remember_secret = self.checkbox_remember_secret.isChecked()
def remove_all_device_infos(self):
for device_info in infos.get_device_infos():
self.remove_device_info(device_info.uid)
def remove_device_info(self, uid):
tab_id = self.tab_for_uid(uid)
device_info = infos.get_info(uid)
device_info.plugin.stop_plugin()
device_info.plugin.destroy_plugin()
if tab_id >= 0:
self.tab_widget.removeTab(tab_id)
# ensure that the widget gets correctly destroyed. otherwise QWidgets
# tend to leak as Python is not able to collect their PyQt object
tab_window = device_info.tab_window
device_info.tab_window = None
# If we reboot the RED Brick, the tab_window sometimes is
# already None here
if tab_window != None:
tab_window.hide()
tab_window.setParent(None)
plugin = device_info.plugin
device_info.plugin = None
if plugin != None:
plugin.hide()
plugin.setParent(None)
infos.remove_info(uid)
def reset_view(self):
self.tab_widget.setCurrentIndex(0)
self.remove_all_device_infos()
self.update_tree_view()
def do_disconnect(self):
self.auto_reconnects = 0
self.label_auto_reconnects.hide()
self.red_session_losts = 0
self.label_red_session_losts.hide()
self.reset_view()
async_next_session()
# force garbage collection, to ensure that all plugin related objects
# got destroyed before disconnect is called. this is especially
# important for the RED Brick plugin because its relies on releasing
# the the RED Brick API objects in the __del__ method as a last resort
# to avoid leaking object references. but this only works if garbage
# collection is done before disconnect is called
gc.collect()
try:
self.ipcon.disconnect()
except:
pass
def do_authenticate(self, is_auto_reconnect):
if not self.checkbox_authentication.isChecked():
return True
try:
secret = self.edit_secret.text().encode('ascii')
except:
self.do_disconnect()
QMessageBox.critical(self, 'Connection',
'Authentication secret cannot contain non-ASCII characters.',
QMessageBox.Ok)
return False
self.ipcon.set_auto_reconnect(False) # don't auto-reconnect on authentication error
try:
self.ipcon.authenticate(secret)
except:
self.do_disconnect()
if is_auto_reconnect:
extra = ' after auto-reconnect'
else:
extra = ''
QMessageBox.critical(self, 'Connection',
'Could not authenticate' + extra + '. Check secret and ensure ' +
'authentication for Brick Daemon is enabled.',
QMessageBox.Ok)
return False
self.ipcon.set_auto_reconnect(True)
return True
def flashing_clicked(self):
if self.flashing_window is None:
self.flashing_window = FlashingWindow(self)
self.flashing_window.show()
self.flashing_window.refresh_updates_clicked()
def advanced_clicked(self):
if self.advanced_window is None:
self.advanced_window = AdvancedWindow(self)
self.advanced_window.show()
def connect_clicked(self):
if self.ipcon.get_connection_state() == IPConnection.CONNECTION_STATE_DISCONNECTED:
try:
self.last_host = self.combo_host.currentText()
self.button_connect.setDisabled(True)
self.button_connect.setText("Connecting ...")
self.button_connect.repaint()
QApplication.processEvents()
self.ipcon.connect(self.last_host, self.spinbox_port.value())
except:
self.button_connect.setDisabled(False)
self.button_connect.setText("Connect")
QMessageBox.critical(self, 'Connection',
'Could not connect. Please check host, check ' +
'port and ensure that Brick Daemon is running.')
else:
self.do_disconnect()
def item_double_clicked(self, index):
uid_index = index.sibling(index.row(), 1)
if uid_index.isValid():
uid_text = uid_index.data()
self.show_plugin(uid_text)
def create_tab_window(self, device_info, connected_uid, position):
tab_window = TabWindow(self.tab_widget, device_info.name, self.untab)
tab_window._info = device_info
tab_window.set_callback_on_tab(lambda index:
self.ipcon.get_connection_state() == IPConnection.CONNECTION_STATE_PENDING and \
self.tab_widget.setTabEnabled(index, False))
layout = QVBoxLayout(tab_window)
info_bar = QHBoxLayout()
# uid
info_bar.addWidget(QLabel('UID:'))
label = QLabel('{0}'.format(device_info.uid))
label.setTextInteractionFlags(Qt.TextSelectableByMouse |
Qt.TextSelectableByKeyboard)
info_bar.addWidget(label)
info_bar.addSpacerItem(QSpacerItem(1, 1, QSizePolicy.Expanding))
# connected uid
if connected_uid != '0':
info_bar.addWidget(QLabel('Connected to:'))
button = QToolButton()
button.setText(connected_uid)
button.clicked.connect(lambda: self.show_plugin(connected_uid))
info_bar.addWidget(button)
info_bar.addSpacerItem(QSpacerItem(1, 1, QSizePolicy.Expanding))
# position
info_bar.addWidget(QLabel('Position:'))
info_bar.addWidget(QLabel('{0}'.format(position.upper())))
info_bar.addSpacerItem(QSpacerItem(1, 1, QSizePolicy.Expanding))
# firmware version
label_version_name = QLabel('Version:')
label_version = QLabel('...')
if not device_info.plugin.has_custom_version(label_version_name, label_version):
label_version_name.setText('FW Version:')
label_version.setText(infos.get_version_string(device_info.plugin.firmware_version))
info_bar.addWidget(label_version_name)
info_bar.addWidget(label_version)
info_bar.addSpacerItem(QSpacerItem(1, 1, QSizePolicy.Expanding))
# timeouts
info_bar.addWidget(QLabel('Timeouts:'))
label_timeouts = QLabel('0')
info_bar.addWidget(label_timeouts)
layout.addLayout(info_bar)
# actions
actions = device_info.plugin.get_actions()
if actions != None:
if type(actions) == QAction:
button = QPushButton(actions.text())
button.clicked.connect(actions.trigger)
else:
button = QToolButton()
button.setText(actions[0])
button.setPopupMode(QToolButton.InstantPopup)
button.setToolButtonStyle(Qt.ToolButtonTextOnly)
button.setArrowType(Qt.DownArrow)
button.setAutoRaise(True)
menu = QMenu(actions[0])
button.setMenu(menu)
for action in actions[1]:
menu.addAction(action)
info_bar.addSpacerItem(QSpacerItem(40, 20, QSizePolicy.Expanding))
info_bar.addWidget(button)
line = QFrame()
line.setFrameShape(QFrame.HLine)
line.setFrameShadow(QFrame.Sunken)
device_info.plugin.label_timeouts = label_timeouts
device_info.plugin.layout().setContentsMargins(0, 0, 0, 0)
layout.addWidget(line)
layout.addWidget(device_info.plugin)
return tab_window
def tab_move(self, event):
# visualize rearranging of tabs (if allowed by tab_widget)
if self.tab_widget.isMovable():
if event.type() == QEvent.MouseButtonPress and event.button() & Qt.LeftButton:
QApplication.setOverrideCursor(QCursor(Qt.SizeHorCursor))
elif event.type() == QEvent.MouseButtonRelease and event.button() & Qt.LeftButton:
QApplication.restoreOverrideCursor()
return False
def untab(self, tab_index):
tab = self.tab_widget.widget(tab_index)
tab.untab()
tab._info.plugin.start_plugin()
self.tab_widget.setCurrentIndex(0)
def eventFilter(self, source, event):
if source is self.tab_widget.tabBar():
return self.tab_move(event)
return False
def tab_for_uid(self, uid):
for i in range(1, self.tab_widget.count()):
try:
if self.tab_widget.widget(i)._info.uid == uid:
return i
except:
pass
return -1
def show_plugin(self, uid):
i = self.tab_for_uid(uid)
tab_window = infos.get_info(uid).tab_window
if i > 0 and self.tab_widget.isTabEnabled(i):
self.tab_widget.setCurrentIndex(i)
QApplication.setActiveWindow(tab_window)
tab_window.show()
tab_window.activateWindow()
tab_window.raise_()
def cb_enumerate(self, uid, connected_uid, position,
hardware_version, firmware_version,
device_identifier, enumeration_type):
if self.ipcon.get_connection_state() != IPConnection.CONNECTION_STATE_CONNECTED:
# ignore enumerate callbacks that arrived after the connection got closed
return
if enumeration_type in [IPConnection.ENUMERATION_TYPE_AVAILABLE,
IPConnection.ENUMERATION_TYPE_CONNECTED]:
device_info = infos.get_info(uid)
something_changed_ref = [False]
if device_info == None:
if device_identifier == BrickMaster.DEVICE_IDENTIFIER:
device_info = infos.BrickMasterInfo()
elif device_identifier == BrickRED.DEVICE_IDENTIFIER:
device_info = infos.BrickREDInfo()
elif position in ('a', 'b', 'c', 'd', 'A', 'B', 'C', 'D'):
position = position.lower()
device_info = infos.BrickletInfo()
else:
device_info = infos.BrickInfo()
something_changed_ref[0] = True
def set_device_info_value(name, value):
if getattr(device_info, name) != value:
setattr(device_info, name, value)
something_changed_ref[0] = True
set_device_info_value('uid', uid)
set_device_info_value('connected_uid', connected_uid)
set_device_info_value('position', position)
set_device_info_value('hardware_version', hardware_version)
set_device_info_value('firmware_version_installed', firmware_version)
set_device_info_value('device_identifier', device_identifier)
set_device_info_value('protocol_version', 2)
set_device_info_value('enumeration_type', enumeration_type)
if device_info.type == 'bricklet':
for brick_info in infos.get_brick_infos():
if brick_info.uid == device_info.connected_uid:
if brick_info.bricklets[position] != device_info:
brick_info.bricklets[position] = device_info
something_changed_ref[0] = True
elif device_info.type == 'brick':
for bricklet_info in infos.get_bricklet_infos():
if bricklet_info.connected_uid == device_info.uid:
if device_info.bricklets[bricklet_info.position] != bricklet_info:
device_info.bricklets[bricklet_info.position] = bricklet_info
something_changed_ref[0] = True
if device_info.plugin == None:
plugin = self.plugin_manager.get_plugin(device_identifier, self.ipcon,
uid, hardware_version, firmware_version)
device_info.plugin = plugin
device_info.name = plugin.name
device_info.url_part = plugin.get_url_part()
infos.add_info(device_info)
device_info.tab_window = self.create_tab_window(device_info, connected_uid, position)
device_info.tab_window.setWindowFlags(Qt.Widget)
device_info.tab_window.tab()
something_changed_ref[0] = True
if something_changed_ref[0]:
self.update_tree_view()
elif enumeration_type == IPConnection.ENUMERATION_TYPE_DISCONNECTED:
for device_info in infos.get_device_infos():
if device_info.uid == uid:
self.tab_widget.setCurrentIndex(0)
self.remove_device_info(device_info.uid)
if device_info.type == 'brick':
for port in device_info.bricklets:
if device_info.bricklets[port] and device_info.bricklets[port].uid == uid:
device_info.bricklets[port] = None
self.update_tree_view()
def hack_to_remove_red_brick_tab(self, red_brick_uid):
for device_info in infos.get_device_infos():
if device_info.uid == red_brick_uid:
self.tab_widget.setCurrentIndex(0)
self.remove_device_info(device_info.uid)
self.red_session_losts += 1
self.label_red_session_losts.setText('RED Brick Session Loss Count: {0}'.format(self.red_session_losts))
self.label_red_session_losts.show()
break
self.update_tree_view()
def cb_connected(self, connect_reason):
self.disconnect_times = []
self.update_ui_state()
if connect_reason == IPConnection.CONNECT_REASON_REQUEST:
self.auto_reconnects = 0
self.label_auto_reconnects.hide()
self.red_session_losts = 0
self.label_red_session_losts.hide()
self.ipcon.set_auto_reconnect(True)
index = self.combo_host.findText(self.last_host)
if index >= 0:
self.combo_host.removeItem(index)
host_info = self.host_infos[index]
del self.host_infos[index]
self.host_infos.insert(0, host_info)
else:
index = self.combo_host.currentIndex()
host_info = self.host_infos[index].duplicate()
host_info.host = self.last_host
self.host_infos.insert(0, host_info)
self.combo_host.insertItem(-1, self.last_host)
self.combo_host.setCurrentIndex(0)
while self.combo_host.count() > config.HOST_INFO_COUNT:
self.combo_host.removeItem(self.combo_host.count() - 1)
if not self.do_authenticate(False):
return
try:
self.ipcon.enumerate()
except:
self.update_ui_state()
elif connect_reason == IPConnection.CONNECT_REASON_AUTO_RECONNECT:
self.auto_reconnects += 1
self.label_auto_reconnects.setText('Auto-Reconnect Count: {0}'.format(self.auto_reconnects))
self.label_auto_reconnects.show()
if not self.do_authenticate(True):
return
try:
self.ipcon.enumerate()
except:
self.update_ui_state()
else:
try:
self.ipcon.enumerate()
except:
self.update_ui_state()
def cb_disconnected(self, disconnect_reason):
if disconnect_reason == IPConnection.DISCONNECT_REASON_REQUEST:
self.auto_reconnects = 0
self.label_auto_reconnects.hide()
self.red_session_losts = 0
self.label_red_session_losts.hide()
if disconnect_reason == IPConnection.DISCONNECT_REASON_REQUEST or not self.ipcon.get_auto_reconnect():
self.update_ui_state()
elif len(self.disconnect_times) >= 3 and self.disconnect_times[-3] < time.time() + 1:
self.disconnect_times = []
self.ipcon.set_auto_reconnect(False)
self.update_ui_state()
self.reset_view()
QMessageBox.critical(self, 'Connection',
'Stopped automatic reconnecting due to multiple connection errors in a row.')
else:
self.disconnect_times.append(time.time())
self.update_ui_state(IPConnection.CONNECTION_STATE_PENDING)
def set_tree_view_defaults(self):
self.tree_view_model.setHorizontalHeaderLabels(self.tree_view_model_labels)
self.tree_view.expandAll()
self.tree_view.setColumnWidth(0, 250)
self.tree_view.setColumnWidth(1, 85)
self.tree_view.setColumnWidth(2, 85)
self.tree_view.setColumnWidth(3, 90)
self.tree_view.setExpandsOnDoubleClick(False)
self.tree_view.setSortingEnabled(True)
self.tree_view.header().setSortIndicator(0, Qt.AscendingOrder)
def update_ui_state(self, connection_state=None):
# FIXME: need to call processEvents() otherwise get_connection_state()
# might return the wrong value
QApplication.processEvents()
if connection_state is None:
connection_state = self.ipcon.get_connection_state()
self.button_connect.setDisabled(False)
self.button_flashing.setDisabled(False)
if connection_state == IPConnection.CONNECTION_STATE_DISCONNECTED:
self.button_connect.setText('Connect')
self.combo_host.setDisabled(False)
self.spinbox_port.setDisabled(False)
self.checkbox_authentication.setDisabled(False)
self.edit_secret.setDisabled(False)
self.button_advanced.setDisabled(True)
elif connection_state == IPConnection.CONNECTION_STATE_CONNECTED:
self.button_connect.setText("Disconnect")
self.combo_host.setDisabled(True)
self.spinbox_port.setDisabled(True)
self.checkbox_authentication.setDisabled(True)
self.edit_secret.setDisabled(True)
self.update_advanced_window()
# restart all pause plugins
for info in infos.get_device_infos():
info.plugin.resume_plugin()
elif connection_state == IPConnection.CONNECTION_STATE_PENDING:
self.button_connect.setText('Abort Pending Automatic Reconnect')
self.combo_host.setDisabled(True)
self.spinbox_port.setDisabled(True)
self.checkbox_authentication.setDisabled(True)
self.edit_secret.setDisabled(True)
self.button_advanced.setDisabled(True)
self.button_flashing.setDisabled(True)
# pause all running plugins
for info in infos.get_device_infos():
info.plugin.pause_plugin()
enable = connection_state == IPConnection.CONNECTION_STATE_CONNECTED
for i in range(1, self.tab_widget.count()):
self.tab_widget.setTabEnabled(i, enable)
for device_info in infos.get_device_infos():
device_info.tab_window.setEnabled(enable)
QApplication.processEvents()
def update_tree_view(self):
self.tree_view_model.clear()
for info in infos.get_brick_infos():
parent = [QStandardItem(info.name),
QStandardItem(info.uid),
QStandardItem(info.position.upper()),
QStandardItem('.'.join(map(str, info.firmware_version_installed)))]
for item in parent:
item.setFlags(item.flags() & ~Qt.ItemIsEditable)
self.tree_view_model.appendRow(parent)
for port in sorted(info.bricklets):
if info.bricklets[port] and info.bricklets[port].protocol_version == 2:
child = [QStandardItem(port.upper() + ': ' + info.bricklets[port].name),
QStandardItem(info.bricklets[port].uid),
QStandardItem(info.bricklets[port].position.upper()),
QStandardItem('.'.join(map(str, info.bricklets[port].firmware_version_installed)))]
for item in child:
item.setFlags(item.flags() & ~Qt.ItemIsEditable)
parent[0].appendRow(child)
self.set_tree_view_defaults()
self.update_advanced_window()
self.delayed_refresh_updates_timer.start()
def update_advanced_window(self):
self.button_advanced.setEnabled(len(infos.get_brick_infos()) > 0)
def delayed_refresh_updates(self):
self.delayed_refresh_updates_timer.stop()
if self.flashing_window is not None and self.flashing_window.isVisible():
self.flashing_window.refresh_updates_clicked()
class MainWindow(QMainWindow, Ui_MainWindow):
qtcb_enumerate = pyqtSignal(str, str, str, type((0,)), type((0,)), int, int)
qtcb_connected = pyqtSignal(int)
qtcb_disconnected = pyqtSignal(int)
def __init__(self, parent=None):
QMainWindow.__init__(self, parent)
self.setupUi(self)
# Setting the minimum width of the setup tab ensures, that other tabs can grow
# the window if more space is required, but we have a sane default for status
# messages. Setting the minimum width of the main window itself would enfoce
# it, even if children (i.e. tabs) need more space.
self.tab_setup.setMinimumWidth(550)
signal.signal(signal.SIGINT, self.exit_brickv)
signal.signal(signal.SIGTERM, self.exit_brickv)
self.async_thread = async_start_thread(self)
title = 'Brick Viewer ' + config.BRICKV_VERSION
if config.INTERNAL != None:
title += '~{}'.format(config.INTERNAL)
self.setWindowTitle(title)
self.tree_view_model_labels = ['Name', 'UID', 'Position', 'FW Version']
self.tree_view_model = QStandardItemModel(self)
self.tree_view_proxy_model = DevicesProxyModel(self)
self.tree_view_proxy_model.setSourceModel(self.tree_view_model)
self.tree_view.setModel(self.tree_view_proxy_model)
self.tree_view.activated.connect(self.item_activated)
self.set_tree_view_defaults()
self.tab_widget.removeTab(1) # remove dummy tab
self.tab_widget.setUsesScrollButtons(True) # force scroll buttons
self.update_tab_button = IconButton(QIcon(load_pixmap('update-icon-normal.png')),
QIcon(load_pixmap('update-icon-hover.png')),
parent=self.tab_setup)
self.update_tab_button.setToolTip('Updates available')
self.update_tab_button.clicked.connect(self.flashing_clicked)
self.update_tab_button.hide()
self.name = '<unknown>'
self.uid = '<unknown>'
self.version = (0, 0, 0)
self.disconnect_times = []
self.qtcb_enumerate.connect(self.cb_enumerate)
self.qtcb_connected.connect(self.cb_connected)
self.qtcb_disconnected.connect(self.cb_disconnected)
self.ipcon = IPConnection()
self.ipcon.register_callback(IPConnection.CALLBACK_ENUMERATE,
self.qtcb_enumerate.emit)
self.ipcon.register_callback(IPConnection.CALLBACK_CONNECTED,
self.qtcb_connected.emit)
self.ipcon.register_callback(IPConnection.CALLBACK_DISCONNECTED,
self.qtcb_disconnected.emit)
self.current_device_info = None
self.flashing_window = None
self.advanced_window = None
self.data_logger_window = None
self.delayed_refresh_updates_timer = QTimer(self)
self.delayed_refresh_updates_timer.timeout.connect(self.delayed_refresh_updates)
self.delayed_refresh_updates_timer.setInterval(100)
self.reset_view()
self.button_advanced.setDisabled(True)
self.fw_version_fetcher = LatestFWVersionFetcher()
self.fw_version_fetcher.fw_versions_avail.connect(self.fw_versions_fetched)
self.fw_version_fetcher_thread = QThread()
self.fw_version_fetcher_thread.setObjectName("fw_version_fetcher_thread")
if config.get_auto_search_for_updates():
self.enable_auto_search_for_updates()
else:
self.disable_auto_search_for_updates()
self.tab_widget.currentChanged.connect(self.tab_changed)
self.tab_widget.setMovable(True)
self.tab_widget.tabBar().installEventFilter(self)
self.button_connect.clicked.connect(self.connect_clicked)
self.button_flashing.clicked.connect(self.flashing_clicked)
self.button_advanced.clicked.connect(self.advanced_clicked)
self.button_data_logger.clicked.connect(self.data_logger_clicked)
self.plugin_manager = PluginManager()
# host info
self.host_infos = config.get_host_infos(config.HOST_INFO_COUNT)
self.host_index_changing = True
for host_info in self.host_infos:
self.combo_host.addItem(host_info.host)
self.last_host = None
self.combo_host.installEventFilter(self)
self.combo_host.currentIndexChanged.connect(self.host_index_changed)
self.spinbox_port.setValue(self.host_infos[0].port)
self.spinbox_port.valueChanged.connect(self.port_changed)
self.spinbox_port.installEventFilter(self)
self.checkbox_authentication.stateChanged.connect(self.authentication_state_changed)
self.label_secret.hide()
self.edit_secret.hide()
self.edit_secret.setEchoMode(QLineEdit.Password)
self.edit_secret.textEdited.connect(self.secret_changed)
self.edit_secret.installEventFilter(self)
self.checkbox_secret_show.hide()
self.checkbox_secret_show.stateChanged.connect(self.secret_show_state_changed)
self.checkbox_remember_secret.hide()
self.checkbox_remember_secret.stateChanged.connect(self.remember_secret_state_changed)
self.checkbox_authentication.setChecked(self.host_infos[0].use_authentication)
self.edit_secret.setText(self.host_infos[0].secret)
self.checkbox_remember_secret.setChecked(self.host_infos[0].remember_secret)
self.host_index_changing = False
# auto-reconnect
self.label_auto_reconnects.hide()
self.auto_reconnects = 0
# RED Session losts
self.label_red_session_losts.hide()
self.red_session_losts = 0
# fusion style
self.check_fusion_gui_style.setChecked(config.get_use_fusion_gui_style())
self.check_fusion_gui_style.stateChanged.connect(self.gui_style_changed)
self.checkbox_auto_search_for_updates.setChecked(config.get_auto_search_for_updates())
self.checkbox_auto_search_for_updates.stateChanged.connect(self.auto_search_for_updates_changed)
self.button_update_pixmap_normal = load_pixmap('update-icon-normal.png')
self.button_update_pixmap_hover = load_pixmap('update-icon-hover.png')
self.last_status_message_id = ''
infos.get_infos_changed_signal().connect(self.update_red_brick_version)
def update_red_brick_version(self, uid):
if not isinstance(infos.get_info(uid), infos.BrickREDInfo):
return
self.update_tree_view()
def disable_auto_search_for_updates(self):
self.fw_version_fetcher.abort()
def enable_auto_search_for_updates(self):
self.fw_version_fetcher.reset()
self.fw_version_fetcher.moveToThread(self.fw_version_fetcher_thread)
self.fw_version_fetcher_thread.started.connect(self.fw_version_fetcher.run)
self.fw_version_fetcher.finished.connect(self.fw_version_fetcher_thread.quit)
self.fw_version_fetcher_thread.start()
# override QMainWindow.closeEvent
def closeEvent(self, event):
if not self.exit_logger():
event.ignore()
return
self.exit_brickv()
event.accept()
async_stop_thread()
# Without this, the quit event seems to not reach the main loop under OSX.
QApplication.quit()
def exit_brickv(self, signl=None, frme=None):
self.update_current_host_info()
config.set_host_infos(self.host_infos)
self.do_disconnect()
if signl != None and frme != None:
print("Received SIGINT or SIGTERM, shutting down.")
sys.exit()
def exit_logger(self):
exitBrickv = True
if (self.data_logger_window is not None) and \
(self.data_logger_window.data_logger_thread is not None) and \
(not self.data_logger_window.data_logger_thread.stopped):
quit_msg = "The Data Logger is running. Are you sure you want to exit the program?"
reply = QMessageBox.question(self, 'Message', quit_msg, QMessageBox.Yes, QMessageBox.No)
if reply == QMessageBox.Yes:
self.data_logger_window.data_logger_thread.stop()
else:
exitBrickv = False
return exitBrickv
def host_index_changed(self, i):
if i < 0:
return
self.host_index_changing = True
self.spinbox_port.setValue(self.host_infos[i].port)
self.checkbox_authentication.setChecked(self.host_infos[i].use_authentication)
self.edit_secret.setText(self.host_infos[i].secret)
self.checkbox_remember_secret.setChecked(self.host_infos[i].remember_secret)
self.host_index_changing = False
def port_changed(self, _value):
self.update_current_host_info()
def authentication_state_changed(self, state):
visible = state == Qt.Checked
self.label_secret.setVisible(visible)
self.edit_secret.setVisible(visible)
self.checkbox_secret_show.setVisible(visible)
self.checkbox_remember_secret.setVisible(visible)
self.update_current_host_info()
def secret_changed(self):
self.update_current_host_info()
def secret_show_state_changed(self, state):
if state == Qt.Checked:
self.edit_secret.setEchoMode(QLineEdit.Normal)
else:
self.edit_secret.setEchoMode(QLineEdit.Password)
self.update_current_host_info()
def remember_secret_state_changed(self, _state):
self.update_current_host_info()
def tab_changed(self, i):
if not hasattr(self.tab_widget.widget(i), '_info'):
new_current_device_info = None
else:
new_current_device_info = self.tab_widget.widget(i)._info
new_current_device_info.plugin.start_plugin()
# stop the now deselected plugin, if there is one that's running
if self.current_device_info is not None:
self.current_device_info.plugin.stop_plugin()
self.current_device_info = new_current_device_info
def update_current_host_info(self):
if self.host_index_changing:
return
i = self.combo_host.currentIndex()
if i < 0:
return
self.host_infos[i].port = self.spinbox_port.value()
self.host_infos[i].use_authentication = self.checkbox_authentication.isChecked()
self.host_infos[i].secret = self.edit_secret.text()
self.host_infos[i].remember_secret = self.checkbox_remember_secret.isChecked()
def gui_style_changed(self):
config.set_use_fusion_gui_style(self.check_fusion_gui_style.isChecked())
QMessageBox.information(self, 'GUI Style', 'GUI style change will be applied on next Brick Viewer start.', QMessageBox.Ok)
def auto_search_for_updates_changed(self):
config.set_auto_search_for_updates(self.checkbox_auto_search_for_updates.isChecked())
if self.checkbox_auto_search_for_updates.isChecked():
self.enable_auto_search_for_updates()
else:
self.disable_auto_search_for_updates()
def remove_all_device_infos(self):
for device_info in infos.get_device_infos():
self.remove_device_info(device_info.uid)
def remove_device_info(self, uid):
tab_id = self.tab_for_uid(uid)
device_info = infos.get_info(uid)
device_info.plugin.stop_plugin()
device_info.plugin.destroy_plugin()
if tab_id >= 0:
self.tab_widget.removeTab(tab_id)
# ensure that the widget gets correctly destroyed. otherwise QWidgets
# tend to leak as Python is not able to collect their PyQt object
tab_window = device_info.tab_window
device_info.tab_window = None
# If we reboot the RED Brick, the tab_window sometimes is
# already None here
if tab_window != None:
tab_window.hide()
tab_window.setParent(None)
plugin = device_info.plugin
device_info.plugin = None
if plugin != None:
plugin.hide()
plugin.setParent(None)
infos.remove_info(uid)
def reset_view(self):
self.tab_widget.setCurrentIndex(0)
self.remove_all_device_infos()
self.update_tree_view()
def do_disconnect(self):
self.auto_reconnects = 0
self.label_auto_reconnects.hide()
self.red_session_losts = 0
self.label_red_session_losts.hide()
self.reset_view()
async_next_session()
# force garbage collection, to ensure that all plugin related objects
# got destroyed before disconnect is called. this is especially
# important for the RED Brick plugin because its relies on releasing
# the the RED Brick API objects in the __del__ method as a last resort
# to avoid leaking object references. but this only works if garbage
# collection is done before disconnect is called
gc.collect()
try:
self.ipcon.disconnect()
except:
pass
def do_authenticate(self, is_auto_reconnect):
if not self.checkbox_authentication.isChecked():
return True
try:
secret = self.edit_secret.text()
# Try to encode the secret, as only ASCII chars are allowed. Don't save the result, as the IP Connection does the same.
secret.encode('ascii')
except:
self.do_disconnect()
QMessageBox.critical(self, 'Connection',
'Authentication secret cannot contain non-ASCII characters.',
QMessageBox.Ok)
return False
self.ipcon.set_auto_reconnect(False) # don't auto-reconnect on authentication error
try:
self.ipcon.authenticate(secret)
except:
self.do_disconnect()
if is_auto_reconnect:
extra = ' after auto-reconnect'
else:
extra = ''
QMessageBox.critical(self, 'Connection',
'Could not authenticate' + extra + '. Check secret and ensure ' +
'authentication for Brick Daemon is enabled.',
QMessageBox.Ok)
return False
self.ipcon.set_auto_reconnect(True)
return True
def flashing_clicked(self):
if self.flashing_window is None:
self.flashing_window = FlashingWindow(self)
self.flashing_window.show()
self.flashing_window.tab_widget.setCurrentWidget(self.flashing_window.tab_updates)
self.flashing_window.update_version_info()
def advanced_clicked(self):
if self.advanced_window is None:
self.advanced_window = AdvancedWindow(self)
self.advanced_window.show()
def data_logger_clicked(self):
if self.data_logger_window is None:
self.data_logger_window = DataLoggerWindow(self, self.host_infos)
self.data_logger_window.show()
def connect_error(self):
self.setDisabled(False)
self.button_connect.setText("Connect")
QMessageBox.critical(self, 'Connection',
'Could not connect. Please check host, check ' +
'port and ensure that Brick Daemon is running.')
def connect_clicked(self):
if self.ipcon.get_connection_state() == IPConnection.CONNECTION_STATE_DISCONNECTED:
self.last_host = self.combo_host.currentText()
self.setDisabled(True)
self.button_connect.setText("Connecting...")
async_call(self.ipcon.connect, (self.last_host, self.spinbox_port.value()), None, self.connect_error)
else:
self.do_disconnect()
def item_activated(self, index):
index = self.tree_view_proxy_model.mapToSource(index)
position_index = index.sibling(index.row(), 2)
if position_index.isValid() and position_index.data().startswith('Ext'):
index = index.parent()
uid_index = index.sibling(index.row(), 1)
if uid_index.isValid():
self.show_plugin(uid_index.data())
def show_brick_update(self, url_part):
if self.flashing_window is None:
self.flashing_window = FlashingWindow(self)
self.flashing_window.show()
self.flashing_window.update_version_info()
self.flashing_window.show_brick_update(url_part)
def show_bricklet_update(self, parent_uid, port):
if self.flashing_window is None:
self.flashing_window = FlashingWindow(self)
self.flashing_window.show()
self.flashing_window.update_version_info()
self.flashing_window.show_bricklet_update(parent_uid, port)
def show_extension_update(self, master_uid):
if self.flashing_window is None:
self.flashing_window = FlashingWindow(self)
self.flashing_window.show()
self.flashing_window.update_version_info()
self.flashing_window.show_extension_update(master_uid)
def show_red_brick_update(self):
text = "To update the RED Brick Image, please follow the instructions " + \
"<a href=https://www.tinkerforge.com/en/doc/Hardware/Bricks/RED_Brick.html#red-brick-copy-image>here</a>."
QMessageBox.information(self, "RED Brick Update", text)
def create_tab_window(self, device_info, ipcon):
tab_window = TabWindow(self.tab_widget, device_info.name, self.untab)
tab_window._info = device_info
tab_window.add_callback_on_tab(lambda index:
self.ipcon.get_connection_state() == IPConnection.CONNECTION_STATE_PENDING and \
self.tab_widget.setTabEnabled(index, False),
'main_window_disable_tab_if_connection_pending')
layout = QVBoxLayout(tab_window)
info_bars = [QHBoxLayout(), QHBoxLayout()]
# uid
info_bars[0].addWidget(QLabel('UID:'))
label = QLabel('{0}'.format(device_info.uid))
label.setTextInteractionFlags(Qt.TextSelectableByMouse |
Qt.TextSelectableByKeyboard)
info_bars[0].addWidget(label)
info_bars[0].addSpacerItem(QSpacerItem(20, 1, QSizePolicy.Preferred))
# firmware version
label_version_name = QLabel('Version:')
label_version = QLabel('Querying...')
button_update = QPushButton(QIcon(self.button_update_pixmap_normal), 'Update')
button_update.installEventFilter(self)
if isinstance(device_info, infos.BrickREDInfo):
button_update.clicked.connect(self.show_red_brick_update)
elif device_info.type == 'brick':
button_update.clicked.connect(lambda: self.show_brick_update(device_info.url_part))
elif device_info.type == 'bricklet':
button_update.clicked.connect(lambda: self.show_bricklet_update(device_info.connected_uid, device_info.position))
if not device_info.plugin.has_custom_version(label_version_name, label_version):
label_version_name.setText('FW Version:')
label_version.setText(infos.get_version_string(device_info.plugin.firmware_version))
info_bars[0].addWidget(label_version_name)
info_bars[0].addWidget(label_version)
info_bars[0].addWidget(button_update)
button_update.hide()
tab_window.button_update = button_update
info_bars[0].addSpacerItem(QSpacerItem(20, 1, QSizePolicy.Preferred))
# timeouts
info_bars[0].addWidget(QLabel('Timeouts:'))
label_timeouts = QLabel('0')
info_bars[0].addWidget(label_timeouts)
info_bars[0].addSpacerItem(QSpacerItem(1, 1, QSizePolicy.Expanding))
# connected uid
if device_info.connected_uid != '0':
info_bars[1].addWidget(QLabel('Connected to:'))
button = QToolButton()
button.setText(device_info.connected_uid)
button.clicked.connect(lambda: self.show_plugin(device_info.connected_uid))
device_info.plugin.button_parent = button
info_bars[1].addWidget(button)
info_bars[1].addSpacerItem(QSpacerItem(20, 1, QSizePolicy.Preferred))
# position
info_bars[1].addWidget(QLabel('Position:'))
label_position = QLabel('{0}'.format(device_info.position.title()))
device_info.plugin.label_position = label_position
info_bars[1].addWidget(label_position)
info_bars[1].addSpacerItem(QSpacerItem(1, 1, QSizePolicy.Expanding))
# configs
configs = device_info.plugin.get_configs()
def config_changed(combobox):
i = combobox.currentIndex()
if i < 0:
return
combobox.itemData(i).trigger()
if len(configs) > 0:
for cfg in configs:
if cfg[1] != None:
combobox = QComboBox()
for i, item in enumerate(cfg[2]):
combobox.addItem(item.text(), item)
item.triggered.connect(functools.partial(combobox.setCurrentIndex, i))
combobox.currentIndexChanged.connect(functools.partial(config_changed, combobox))
info_bars[cfg[0]].addWidget(QLabel(cfg[1]))
info_bars[cfg[0]].addWidget(combobox)
elif len(cfg[2]) > 0:
checkbox = QCheckBox(cfg[2][0].text())
cfg[2][0].toggled.connect(checkbox.setChecked)
checkbox.toggled.connect(cfg[2][0].setChecked)
info_bars[cfg[0]].addWidget(checkbox)
# actions
actions = device_info.plugin.get_actions()
if len(actions) > 0:
for action in actions:
if action[1] != None:
button = QPushButton(action[1])
menu = QMenu()
for item in action[2]:
menu.addAction(item)
button.setMenu(menu)
elif len(action[2]) > 0:
button = QPushButton(action[2][0].text())
button.clicked.connect(action[2][0].trigger)
info_bars[action[0]].addWidget(button)
def more_clicked(button, info_bar):
visible = button.text().replace('&', '') == 'More' # remove &s, they mark the buttons hotkey
if visible:
button.setText('Less')
else:
button.setText('More')
for i in range(info_bar.count()):
widget = info_bar.itemAt(i).widget()
if widget != None:
widget.setVisible(visible)
more_button = QPushButton('More')
more_button.clicked.connect(lambda: more_clicked(more_button, info_bars[1]))
info_bars[0].addWidget(more_button)
for i in range(info_bars[1].count()):
widget = info_bars[1].itemAt(i).widget()
if widget != None:
widget.hide()
layout.addLayout(info_bars[0])
layout.addLayout(info_bars[1])
line = QFrame()
line.setObjectName("MainWindow_line")
line.setFrameShape(QFrame.HLine)
line.setFrameShadow(QFrame.Sunken)
device_info.plugin.label_timeouts = label_timeouts
device_info.plugin.label_version = label_version
device_info.plugin.layout().setContentsMargins(0, 0, 0, 0)
layout.addWidget(line)
if device_info.plugin.has_comcu:
device_info.plugin.widget_bootloader = COMCUBootloader(ipcon, device_info)
device_info.plugin.widget_bootloader.hide()
layout.addWidget(device_info.plugin.widget_bootloader)
layout.addWidget(device_info.plugin, 1)
return tab_window
def tab_move(self, event):
# visualize rearranging of tabs (if allowed by tab_widget)
if self.tab_widget.isMovable():
if event.type() == QEvent.MouseButtonPress and event.button() & Qt.LeftButton:
QApplication.setOverrideCursor(QCursor(Qt.SizeHorCursor))
elif event.type() == QEvent.MouseButtonRelease and event.button() & Qt.LeftButton:
QApplication.restoreOverrideCursor()
return False
def untab(self, tab_index):
tab = self.tab_widget.widget(tab_index)
tab.untab()
tab._info.plugin.start_plugin()
self.tab_widget.setCurrentIndex(0)
def connect_on_return(self, event):
if event.type() == QEvent.KeyPress and (event.key() == Qt.Key_Return or event.key() == Qt.Key_Enter):
self.connect_clicked()
return True
return False
def eventFilter(self, source, event):
if source is self.tab_widget.tabBar():
return self.tab_move(event)
if source is self.combo_host or source is self.spinbox_port or source is self.edit_secret:
return self.connect_on_return(event)
if isinstance(source, QPushButton) and event.type() == QEvent.Enter:
source.setIcon(QIcon(self.button_update_pixmap_hover))
elif isinstance(source, QPushButton) and event.type() == QEvent.Leave:
source.setIcon(QIcon(self.button_update_pixmap_normal))
return False
def tab_for_uid(self, uid):
for index in range(1, self.tab_widget.count()):
try:
if self.tab_widget.widget(index)._info.uid == uid:
return index
except:
pass
return -1
def show_plugin(self, uid):
device_info = infos.get_info(uid)
if device_info == None:
return
index = self.tab_for_uid(uid)
tab_window = device_info.tab_window
if index > 0 and self.tab_widget.isTabEnabled(index):
self.tab_widget.setCurrentIndex(index)
QApplication.setActiveWindow(tab_window)
tab_window.show()
tab_window.activateWindow()
tab_window.raise_()
def cb_enumerate(self, uid, connected_uid, position,
hardware_version, firmware_version,
device_identifier, enumeration_type):
if self.ipcon.get_connection_state() != IPConnection.CONNECTION_STATE_CONNECTED:
# ignore enumerate callbacks that arrived after the connection got closed
return
if enumeration_type in [IPConnection.ENUMERATION_TYPE_AVAILABLE,
IPConnection.ENUMERATION_TYPE_CONNECTED]:
device_info = infos.get_info(uid)
something_changed_ref = [False]
# If the enum_type is CONNECTED, the bricklet was restarted externally.
# The plugin could now be in an inconsistent state.
if enumeration_type == IPConnection.ENUMERATION_TYPE_CONNECTED and device_info is not None:
if device_info.connected_uid != connected_uid:
# Fix connections if bricklet was connected to another brick.
parent_info = infos.get_info(device_info.connected_uid)
if parent_info is not None:
parent_info.connections.remove((device_info.position, device_info))
self.show_status("Hot plugging is not supported! Please reset the brick {} and restart brick viewer.".format(device_info.connected_uid))
device_info.reverse_connection = connected_uid
elif device_info.position != position:
# Bricklet was connected to the same brick, but to another port
self.show_status("Hot plugging is not supported! Please reset the brick {} and restart brick viewer.".format(device_info.connected_uid))
# If the plugin is not running, pause will do nothing, so it is always save to call it.
# The plugin will be (unconditionally) resumed later, as resume also only does something
# if it was paused before (e.g. here).
if device_info.plugin is not None:
device_info.plugin.pause_plugin()
if device_info == None:
if device_identifier == BrickMaster.DEVICE_IDENTIFIER:
device_info = infos.BrickMasterInfo()
elif device_identifier == BrickRED.DEVICE_IDENTIFIER:
device_info = infos.BrickREDInfo()
elif hat_brick_supported and device_identifier == BrickHAT.DEVICE_IDENTIFIER:
device_info = infos.BrickHATInfo()
elif hat_zero_brick_supported and device_identifier == BrickHATZero.DEVICE_IDENTIFIER:
device_info = infos.BrickHATZeroInfo()
elif device_identifier == BrickletIsolator.DEVICE_IDENTIFIER:
device_info = infos.BrickletIsolatorInfo()
elif '0' <= position <= '9':
device_info = infos.BrickInfo()
something_changed_ref[0] = True
else:
device_info = infos.BrickletInfo()
position = position.lower()
def set_device_info_value(name, value):
if getattr(device_info, name) != value:
setattr(device_info, name, value)
something_changed_ref[0] = True
infos.get_infos_changed_signal().emit(device_info.uid)
set_device_info_value('uid', uid)
set_device_info_value('connected_uid', connected_uid)
set_device_info_value('position', position)
set_device_info_value('hardware_version', hardware_version)
if device_identifier != BrickRED.DEVICE_IDENTIFIER:
set_device_info_value('firmware_version_installed', firmware_version)
set_device_info_value('device_identifier', device_identifier)
set_device_info_value('enumeration_type', enumeration_type)
# Update connections and reverse_connection with new device
for info in infos.get_device_infos():
if info == device_info:
continue
def add_to_connections(info_to_add, connected_info):
connected_info.connections.append((info_to_add.position, info_to_add))
info_to_add.reverse_connection = connected_info
something_changed_ref[0] = True
infos.get_infos_changed_signal().emit(connected_info.uid)
if info.uid != '' and info.uid == device_info.connected_uid:
if device_info in info.connections_values(): #Device was already connected, but to another port
info.connections = [(pos, i) for pos, i in info.connections if i.uid != device_info.uid]
if device_info not in info.connections_get(device_info.position):
add_to_connections(device_info, info)
if info.connected_uid != '' and info.connected_uid == device_info.uid:
if info in device_info.connections_values(): #Device was already connected, but to another port
device_info.connections = [(pos, i) for pos, i in device_info.connections if i.uid != info.uid]
if info not in device_info.connections_get(info.position):
add_to_connections(info, device_info)
if device_info.plugin == None:
plugin = self.plugin_manager.create_plugin_instance(device_identifier, self.ipcon, device_info)
device_info.tab_window = self.create_tab_window(device_info, self.ipcon)
device_info.tab_window.setWindowFlags(Qt.Widget)
device_info.tab_window.tab()
infos.add_info(device_info)
something_changed_ref[0] = True
if device_identifier == BrickRED.DEVICE_IDENTIFIER and isinstance(plugin, RED):
plugin.get_image_version_async()
plugin.get_bindings_versions_async()
# The plugin was paused before if it was reconnected.
device_info.plugin.resume_plugin()
if something_changed_ref[0]:
self.update_tree_view()
elif enumeration_type == IPConnection.ENUMERATION_TYPE_DISCONNECTED:
self.remove_device_tab(uid)
def remove_device_tab(self, uid):
for device_info in infos.get_device_infos():
if device_info.uid == uid:
self.tab_widget.setCurrentIndex(0)
self.remove_device_info(device_info.uid)
if isinstance(device_info, infos.DeviceInfo):
to_delete = []
for idx, tup in enumerate(device_info.connections):
port, info = tup
if info.uid == uid:
to_delete.append(idx)
for idx in to_delete:
del device_info.connections[idx]
self.update_tree_view()
def hack_to_remove_red_brick_tab(self, red_brick_uid):
for device_info in infos.get_device_infos():
if device_info.uid == red_brick_uid:
self.tab_widget.setCurrentIndex(0)
self.remove_device_info(device_info.uid)
self.red_session_losts += 1
self.label_red_session_losts.setText('RED Brick Session Loss Count: {0}'.format(self.red_session_losts))
self.label_red_session_losts.show()
break
self.update_tree_view()
def cb_connected(self, connect_reason):
self.disconnect_times = []
self.update_ui_state()
if connect_reason == IPConnection.CONNECT_REASON_REQUEST:
self.setDisabled(False)
self.auto_reconnects = 0
self.label_auto_reconnects.hide()
self.red_session_losts = 0
self.label_red_session_losts.hide()
self.ipcon.set_auto_reconnect(True)
index = self.combo_host.findText(self.last_host)
if index >= 0:
self.combo_host.removeItem(index)
host_info = self.host_infos[index]
del self.host_infos[index]
self.host_infos.insert(0, host_info)
else:
index = self.combo_host.currentIndex()
host_info = self.host_infos[index].duplicate()
host_info.host = self.last_host
self.host_infos.insert(0, host_info)
self.combo_host.insertItem(-1, self.last_host)
self.combo_host.setCurrentIndex(0)
while self.combo_host.count() > config.HOST_INFO_COUNT:
self.combo_host.removeItem(self.combo_host.count() - 1)
if not self.do_authenticate(False):
return
try:
self.ipcon.enumerate()
except:
self.update_ui_state()
elif connect_reason == IPConnection.CONNECT_REASON_AUTO_RECONNECT:
self.auto_reconnects += 1
self.label_auto_reconnects.setText('Auto-Reconnect Count: {0}'.format(self.auto_reconnects))
self.label_auto_reconnects.show()
if not self.do_authenticate(True):
return
try:
self.ipcon.enumerate()
except:
self.update_ui_state()
else:
try:
self.ipcon.enumerate()
except:
self.update_ui_state()
def cb_disconnected(self, disconnect_reason):
if disconnect_reason == IPConnection.DISCONNECT_REASON_REQUEST:
self.auto_reconnects = 0
self.label_auto_reconnects.hide()
self.red_session_losts = 0
self.label_red_session_losts.hide()
if disconnect_reason == IPConnection.DISCONNECT_REASON_REQUEST or not self.ipcon.get_auto_reconnect():
self.update_ui_state()
elif len(self.disconnect_times) >= 3 and self.disconnect_times[-3] < time.time() + 1:
self.disconnect_times = []
self.ipcon.set_auto_reconnect(False)
self.update_ui_state()
self.reset_view()
QMessageBox.critical(self, 'Connection',
'Stopped automatic reconnecting due to multiple connection errors in a row.')
else:
self.disconnect_times.append(time.time())
self.update_ui_state(IPConnection.CONNECTION_STATE_PENDING)
def set_tree_view_defaults(self):
self.tree_view_model.setHorizontalHeaderLabels(self.tree_view_model_labels)
self.tree_view.expandAll()
self.tree_view.setColumnWidth(0, 280)
self.tree_view.setColumnWidth(1, 70)
self.tree_view.setColumnWidth(2, 90)
self.tree_view.setColumnWidth(3, 105)
self.tree_view.setColumnWidth(4, 105)
self.tree_view.setExpandsOnDoubleClick(False)
self.tree_view.setSortingEnabled(True)
self.tree_view.header().setSortIndicator(2, Qt.AscendingOrder)
def update_ui_state(self, connection_state=None):
# FIXME: need to call processEvents() otherwise get_connection_state()
# might return the wrong value
QApplication.processEvents()
if connection_state is None:
connection_state = self.ipcon.get_connection_state()
self.button_flashing.setDisabled(False)
if connection_state == IPConnection.CONNECTION_STATE_DISCONNECTED:
self.button_connect.setText('Connect')
self.combo_host.setDisabled(False)
self.spinbox_port.setDisabled(False)
self.checkbox_authentication.setDisabled(False)
self.edit_secret.setDisabled(False)
self.button_advanced.setDisabled(True)
elif connection_state == IPConnection.CONNECTION_STATE_CONNECTED:
self.button_connect.setText("Disconnect")
self.combo_host.setDisabled(True)
self.spinbox_port.setDisabled(True)
self.checkbox_authentication.setDisabled(True)
self.edit_secret.setDisabled(True)
self.update_advanced_window()
# restart all pause plugins
for info in infos.get_device_infos():
info.plugin.resume_plugin()
elif connection_state == IPConnection.CONNECTION_STATE_PENDING:
self.button_connect.setText('Abort Pending Automatic Reconnect')
self.combo_host.setDisabled(True)
self.spinbox_port.setDisabled(True)
self.checkbox_authentication.setDisabled(True)
self.edit_secret.setDisabled(True)
self.button_advanced.setDisabled(True)
self.button_flashing.setDisabled(True)
# pause all running plugins
for info in infos.get_device_infos():
info.plugin.pause_plugin()
enable = connection_state == IPConnection.CONNECTION_STATE_CONNECTED
for i in range(1, self.tab_widget.count()):
self.tab_widget.setTabEnabled(i, enable)
for device_info in infos.get_device_infos():
device_info.tab_window.setEnabled(enable)
QApplication.processEvents()
def update_tree_view(self):
self.tree_view_model.setHorizontalHeaderLabels(self.tree_view_model_labels)
self.tab_widget.tabBar().setTabButton(0, QTabBar.RightSide, None)
sis = self.tree_view.header().sortIndicatorSection()
sio = self.tree_view.header().sortIndicatorOrder()
self.tree_view_model.clear()
def get_row(info):
replacement = '0.0.0'
is_red_brick = isinstance(info, infos.BrickREDInfo)
if is_red_brick or info.url_part == 'wifi_v2':
replacement = "Querying..."
elif info.type == "extension":
replacement = ""
fw_version = infos.get_version_string(info.firmware_version_installed,
replace_unknown=replacement,
is_red_brick=is_red_brick)
uid = info.uid if info.type != "extension" else ''
row = [QStandardItem(info.name),
QStandardItem(uid),
QStandardItem(info.position.title()),
QStandardItem(fw_version)]
updateable = info.firmware_version_installed != (0, 0, 0) and info.firmware_version_installed < info.firmware_version_latest
if is_red_brick:
old_updateable = updateable
for binding in info.bindings_infos:
updateable |= binding.firmware_version_installed != (0, 0, 0) \
and binding.firmware_version_installed < binding.firmware_version_latest
updateable |= info.brickv_info.firmware_version_installed != (0, 0, 0) \
and info.brickv_info.firmware_version_installed < info.brickv_info.firmware_version_latest \
and not info.firmware_version_installed < (1, 14, 0) # Hide Brickv update if image is too old.
# There are bindings/brickv updates but there is no image update
red_brick_binding_update_only = not old_updateable and updateable
else:
red_brick_binding_update_only = False
if updateable:
self.tree_view_model.setHorizontalHeaderLabels(self.tree_view_model_labels + ['Update'])
row.append(QStandardItem(
infos.get_version_string(info.firmware_version_latest, is_red_brick=is_red_brick) + ("+" if red_brick_binding_update_only else "")))
self.tab_widget.tabBar().setTabButton(0, QTabBar.RightSide, self.update_tab_button)
self.update_tab_button.show()
for item in row:
item.setFlags(item.flags() & ~Qt.ItemIsEditable)
if updateable:
item.setData(QBrush(QColor(255, 160, 55)), Qt.BackgroundRole)
return row
def recurse_on_device(info, insertion_point):
row = get_row(info)
insertion_point.appendRow(row)
for child in info.connections_values():
recurse_on_device(child, row[0])
if info.can_have_extension:
for extension in info.extensions.values():
if extension is None:
continue
ext_row = get_row(extension)
row[0].appendRow(ext_row)
for info in infos.get_device_infos():
# If a device has a reverse connection, it will be handled as a child of another top-level brick.
if info.reverse_connection is not None:
continue
recurse_on_device(info, self.tree_view_model)
self.set_tree_view_defaults()
self.tree_view.header().setSortIndicator(sis, sio)
self.update_advanced_window()
self.delayed_refresh_updates_timer.start()
def update_advanced_window(self):
self.button_advanced.setEnabled(len(infos.get_brick_infos()) > 0)
def delayed_refresh_updates(self):
self.delayed_refresh_updates_timer.stop()
if self.flashing_window is not None and self.flashing_window.isVisible():
self.flashing_window.refresh_update_tree_view()
def show_status(self, message, icon='warning', message_id=''):
self.setStatusBar(None)
if icon != 'none':
icon_dict = {
'warning': 'warning-icon-16.png',
}
icon_label = QLabel()
icon_label.setPixmap(load_pixmap(icon_dict[icon]))
self.statusBar().addWidget(icon_label)
message_label = QLabel(message)
message_label.setOpenExternalLinks(True)
self.statusBar().addWidget(message_label, 1)
self.last_status_message_id = message_id
def hide_status(self, message_id):
if self.last_status_message_id == message_id:
self.setStatusBar(None)
def fw_versions_fetched(self, firmware_info):
if isinstance(firmware_info, int):
if firmware_info > 0:
if firmware_info == 1:
message = 'Update information could not be downloaded from tinkerforge.com.<br/>' + \
'Is your computer connected to the Internet?'
else:
message = ("Update information on tinkerforge.com is malformed " +
"(error code {0}).<br/>Please report this error to " +
"<a href='mailto:[email protected]'>[email protected]</a>.").format(firmware_info)
self.show_status(message, message_id='fw_versions_fetched_error')
infos.reset_latest_fws()
else:
self.hide_status('fw_versions_fetched_error')
infos.update_latest_fws(firmware_info)
self.update_tree_view()
class MainWindow(QMainWindow, Ui_MainWindow):
qtcb_enumerate = pyqtSignal(str, str, str, type((0, )), type((0, )), int,
int)
qtcb_connected = pyqtSignal(int)
qtcb_disconnected = pyqtSignal(int)
def __init__(self, parent=None):
QMainWindow.__init__(self, parent)
self.setupUi(self)
# Setting the minimum width of the setup tab ensures, that other tabs can grow
# the window if more space is required, but we have a sane default for status
# messages. Setting the minimum width of the main window itself would enfoce
# it, even if children (i.e. tabs) need more space.
self.tab_setup.setMinimumWidth(550)
signal.signal(signal.SIGINT, self.exit_brickv)
signal.signal(signal.SIGTERM, self.exit_brickv)
self.async_thread = async_start_thread(self)
title = 'Brick Viewer ' + config.BRICKV_FULL_VERSION
self.setWindowTitle(title)
self.delayed_update_tree_view_timer = QTimer(self)
self.delayed_update_tree_view_timer.timeout.connect(
self.update_tree_view)
self.delayed_update_tree_view_timer.setInterval(100)
self.tree_view_model_labels = ['Name', 'UID', 'Position', 'FW Version']
self.tree_view_model = QStandardItemModel(self)
self.tree_view_proxy_model = DevicesProxyModel(self)
self.tree_view_proxy_model.setSourceModel(self.tree_view_model)
self.tree_view.setModel(self.tree_view_proxy_model)
self.tree_view.activated.connect(self.item_activated)
self.set_tree_view_defaults()
inventory.info_changed.connect(
lambda: self.delayed_update_tree_view_timer.start())
self.tab_widget.removeTab(1) # remove dummy tab
self.tab_widget.setUsesScrollButtons(True) # force scroll buttons
self.update_tab_button = IconButton(
QIcon(load_pixmap('update-icon-normal.png')),
QIcon(load_pixmap('update-icon-hover.png')),
parent=self.tab_setup)
self.update_tab_button.setToolTip('Updates available')
self.update_tab_button.clicked.connect(self.flashing_clicked)
self.update_tab_button.hide()
self.name = '<unknown>'
self.uid = '<unknown>'
self.version = (0, 0, 0)
self.disconnect_times = []
self.qtcb_enumerate.connect(self.cb_enumerate)
self.qtcb_connected.connect(self.cb_connected)
self.qtcb_disconnected.connect(self.cb_disconnected)
self.ipcon = IPConnection()
self.ipcon.register_callback(IPConnection.CALLBACK_ENUMERATE,
self.qtcb_enumerate.emit)
self.ipcon.register_callback(IPConnection.CALLBACK_CONNECTED,
self.qtcb_connected.emit)
self.ipcon.register_callback(IPConnection.CALLBACK_DISCONNECTED,
self.qtcb_disconnected.emit)
self.current_device_info = None
self.flashing_window = None
self.advanced_window = None
self.data_logger_window = None
self.delayed_refresh_updates_timer = QTimer(self)
self.delayed_refresh_updates_timer.timeout.connect(
self.delayed_refresh_updates)
self.delayed_refresh_updates_timer.setInterval(100)
self.reset_view()
self.button_advanced.setDisabled(True)
self.fw_version_fetcher = LatestFWVersionFetcher()
self.fw_version_fetcher.fw_versions_avail.connect(
self.fw_versions_fetched)
self.fw_version_fetcher_thread = QThread(self)
self.fw_version_fetcher_thread.setObjectName(
"fw_version_fetcher_thread")
if config.get_auto_search_for_updates():
self.enable_auto_search_for_updates()
else:
self.disable_auto_search_for_updates()
self.tab_widget.currentChanged.connect(self.tab_changed)
self.tab_widget.setMovable(True)
self.tab_widget.tabBar().installEventFilter(self)
self.button_connect.clicked.connect(self.connect_clicked)
self.button_flashing.clicked.connect(self.flashing_clicked)
self.button_advanced.clicked.connect(self.advanced_clicked)
self.button_data_logger.clicked.connect(self.data_logger_clicked)
self.plugin_manager = PluginManager()
# host info
self.host_infos = config.get_host_infos(config.HOST_INFO_COUNT)
self.host_index_changing = True
for host_info in self.host_infos:
self.combo_host.addItem(host_info.host)
self.last_host = None
self.combo_host.installEventFilter(self)
self.combo_host.currentIndexChanged.connect(self.host_index_changed)
self.spinbox_port.setValue(self.host_infos[0].port)
self.spinbox_port.valueChanged.connect(self.port_changed)
self.spinbox_port.installEventFilter(self)
self.checkbox_authentication.stateChanged.connect(
self.authentication_state_changed)
self.label_secret.hide()
self.edit_secret.hide()
self.edit_secret.setEchoMode(QLineEdit.Password)
self.edit_secret.textEdited.connect(self.secret_changed)
self.edit_secret.installEventFilter(self)
self.checkbox_secret_show.hide()
self.checkbox_secret_show.stateChanged.connect(
self.secret_show_state_changed)
self.checkbox_remember_secret.hide()
self.checkbox_remember_secret.stateChanged.connect(
self.remember_secret_state_changed)
self.checkbox_authentication.setChecked(
self.host_infos[0].use_authentication)
self.edit_secret.setText(self.host_infos[0].secret)
self.checkbox_remember_secret.setChecked(
self.host_infos[0].remember_secret)
self.host_index_changing = False
# auto-reconnect
self.label_auto_reconnects.hide()
self.auto_reconnects = 0
# RED Session losts
self.label_red_session_losts.hide()
self.red_session_losts = 0
# fusion style
self.check_fusion_gui_style.setChecked(
config.get_use_fusion_gui_style())
self.check_fusion_gui_style.stateChanged.connect(
self.gui_style_changed)
self.checkbox_auto_search_for_updates.setChecked(
config.get_auto_search_for_updates())
self.checkbox_auto_search_for_updates.stateChanged.connect(
self.auto_search_for_updates_changed)
self.button_update_pixmap_normal = load_pixmap(
'update-icon-normal.png')
self.button_update_pixmap_hover = load_pixmap('update-icon-hover.png')
self.last_status_message_id = ''
def disable_auto_search_for_updates(self):
self.fw_version_fetcher.abort()
def enable_auto_search_for_updates(self):
self.fw_version_fetcher.reset()
self.fw_version_fetcher.moveToThread(self.fw_version_fetcher_thread)
self.fw_version_fetcher_thread.started.connect(
self.fw_version_fetcher.run)
self.fw_version_fetcher.finished.connect(
self.fw_version_fetcher_thread.quit)
self.fw_version_fetcher_thread.start()
# override QMainWindow.closeEvent
def closeEvent(self, event):
if not self.exit_logger():
event.ignore()
return
self.exit_brickv()
event.accept()
async_stop_thread()
# Without this, the quit event seems to not reach the main loop under OSX.
QApplication.quit()
def exit_brickv(self, signl=None, frme=None):
self.update_current_host_info()
config.set_host_infos(self.host_infos)
self.do_disconnect()
if signl != None and frme != None:
print("Received SIGINT or SIGTERM, shutting down.")
sys.exit()
def exit_logger(self):
exitBrickv = True
if (self.data_logger_window is not None) and \
(self.data_logger_window.data_logger_thread is not None) and \
(not self.data_logger_window.data_logger_thread.stopped):
quit_msg = "The Data Logger is running. Are you sure you want to exit the program?"
reply = QMessageBox.question(self, 'Message', quit_msg,
QMessageBox.Yes, QMessageBox.No)
if reply == QMessageBox.Yes:
self.data_logger_window.data_logger_thread.stop()
else:
exitBrickv = False
return exitBrickv
def host_index_changed(self, i):
if i < 0:
return
self.host_index_changing = True
self.spinbox_port.setValue(self.host_infos[i].port)
self.checkbox_authentication.setChecked(
self.host_infos[i].use_authentication)
self.edit_secret.setText(self.host_infos[i].secret)
self.checkbox_remember_secret.setChecked(
self.host_infos[i].remember_secret)
self.host_index_changing = False
def port_changed(self, _value):
self.update_current_host_info()
def authentication_state_changed(self, state):
visible = state == Qt.Checked
self.label_secret.setVisible(visible)
self.edit_secret.setVisible(visible)
self.checkbox_secret_show.setVisible(visible)
self.checkbox_remember_secret.setVisible(visible)
self.update_current_host_info()
def secret_changed(self):
self.update_current_host_info()
def secret_show_state_changed(self, state):
if state == Qt.Checked:
self.edit_secret.setEchoMode(QLineEdit.Normal)
else:
self.edit_secret.setEchoMode(QLineEdit.Password)
self.update_current_host_info()
def remember_secret_state_changed(self, _state):
self.update_current_host_info()
def tab_changed(self, i):
if not hasattr(self.tab_widget.widget(i), '_info'):
new_current_device_info = None
else:
new_current_device_info = self.tab_widget.widget(i)._info
new_current_device_info.plugin.start_plugin()
# stop the now deselected plugin, if there is one that's running
if self.current_device_info is not None:
self.current_device_info.plugin.stop_plugin()
self.current_device_info = new_current_device_info
def update_current_host_info(self):
if self.host_index_changing:
return
i = self.combo_host.currentIndex()
if i < 0:
return
self.host_infos[i].port = self.spinbox_port.value()
self.host_infos[
i].use_authentication = self.checkbox_authentication.isChecked()
self.host_infos[i].secret = self.edit_secret.text()
self.host_infos[
i].remember_secret = self.checkbox_remember_secret.isChecked()
def gui_style_changed(self):
config.set_use_fusion_gui_style(
self.check_fusion_gui_style.isChecked())
QMessageBox.information(
self, 'GUI Style',
'GUI style change will be applied on next Brick Viewer start.',
QMessageBox.Ok)
def auto_search_for_updates_changed(self):
config.set_auto_search_for_updates(
self.checkbox_auto_search_for_updates.isChecked())
if self.checkbox_auto_search_for_updates.isChecked():
self.enable_auto_search_for_updates()
else:
self.disable_auto_search_for_updates()
def remove_all_device_infos(self):
for device_info in inventory.get_device_infos():
self.remove_device_info(device_info.uid)
def remove_device_info(self, uid):
tab_id = self.tab_for_uid(uid)
device_info = inventory.get_info(uid)
device_info.plugin.stop_plugin()
device_info.plugin.destroy_plugin()
if tab_id >= 0:
self.tab_widget.removeTab(tab_id)
# ensure that the widget gets correctly destroyed. otherwise QWidgets
# tend to leak as Python is not able to collect their PyQt object
tab_window = device_info.tab_window
device_info.tab_window = None
# If we reboot the RED Brick, the tab_window sometimes is
# already None here
if tab_window != None:
tab_window.hide()
tab_window.setParent(None)
plugin = device_info.plugin
device_info.plugin = None
if plugin != None:
plugin.hide()
plugin.setParent(None)
inventory.remove_info(uid)
def reset_view(self):
self.tab_widget.setCurrentIndex(0)
self.remove_all_device_infos()
self.update_tree_view()
def do_disconnect(self):
self.auto_reconnects = 0
self.label_auto_reconnects.hide()
self.red_session_losts = 0
self.label_red_session_losts.hide()
self.reset_view()
async_next_session()
# force garbage collection, to ensure that all plugin related objects
# got destroyed before disconnect is called. this is especially
# important for the RED Brick plugin because its relies on releasing
# the the RED Brick API objects in the __del__ method as a last resort
# to avoid leaking object references. but this only works if garbage
# collection is done before disconnect is called
gc.collect()
try:
self.ipcon.disconnect()
except:
pass
def do_authenticate(self, is_auto_reconnect):
if not self.checkbox_authentication.isChecked():
return True
try:
secret = self.edit_secret.text()
# Try to encode the secret, as only ASCII chars are allowed. Don't save the result, as the IP Connection does the same.
secret.encode('ascii')
except:
self.do_disconnect()
QMessageBox.critical(
self, 'Connection',
'Authentication secret cannot contain non-ASCII characters.',
QMessageBox.Ok)
return False
self.ipcon.set_auto_reconnect(
False) # don't auto-reconnect on authentication error
try:
self.ipcon.authenticate(secret)
except:
self.do_disconnect()
if is_auto_reconnect:
extra = ' after auto-reconnect'
else:
extra = ''
QMessageBox.critical(
self, 'Connection', 'Could not authenticate' + extra +
'. Check secret and ensure ' +
'authentication for Brick Daemon is enabled.', QMessageBox.Ok)
return False
self.ipcon.set_auto_reconnect(True)
return True
def flashing_clicked(self):
if self.flashing_window is None:
self.flashing_window = FlashingWindow(self)
else:
self.flashing_window.refresh_update_tree_view()
self.flashing_window.show()
self.flashing_window.tab_widget.setCurrentWidget(
self.flashing_window.tab_updates)
def advanced_clicked(self):
if self.advanced_window is None:
self.advanced_window = AdvancedWindow(self)
self.advanced_window.show()
def data_logger_clicked(self):
if self.data_logger_window is None:
self.data_logger_window = DataLoggerWindow(self, self.host_infos)
self.data_logger_window.show()
def connect_error(self):
self.setDisabled(False)
self.button_connect.setText("Connect")
QMessageBox.critical(
self, 'Connection',
'Could not connect. Please check host, check ' +
'port and ensure that Brick Daemon is running.')
def connect_clicked(self):
if self.ipcon.get_connection_state(
) == IPConnection.CONNECTION_STATE_DISCONNECTED:
self.last_host = self.combo_host.currentText()
self.setDisabled(True)
self.button_connect.setText("Connecting...")
async_call(self.ipcon.connect,
(self.last_host, self.spinbox_port.value()), None,
self.connect_error)
else:
self.do_disconnect()
def item_activated(self, index):
index = self.tree_view_proxy_model.mapToSource(index)
position_index = index.sibling(index.row(), 2)
extension_clicked = position_index.isValid() and position_index.data(
).startswith('Ext')
if extension_clicked:
extension_index = int(position_index.data().replace('Ext', ''))
index = index.parent()
uid_index = index.sibling(index.row(), 1)
if uid_index.isValid():
plugin = self.show_plugin(uid_index.data())
if extension_clicked:
plugin.show_extension(extension_index)
def show_brick_update(self, url_part):
if self.flashing_window is None:
self.flashing_window = FlashingWindow(self)
self.flashing_window.show()
self.flashing_window.refresh_update_tree_view()
self.flashing_window.show_brick_update(url_part)
def show_bricklet_update(self, parent_uid, port):
if self.flashing_window is None:
self.flashing_window = FlashingWindow(self)
self.flashing_window.show()
self.flashing_window.refresh_update_tree_view()
self.flashing_window.show_bricklet_update(parent_uid, port)
def show_extension_update(self, master_uid):
if self.flashing_window is None:
self.flashing_window = FlashingWindow(self)
self.flashing_window.show()
self.flashing_window.refresh_update_tree_view()
self.flashing_window.show_extension_update(master_uid)
def show_red_brick_update(self):
text = "To update the RED Brick Image, please follow the instructions " + \
"<a href=https://www.tinkerforge.com/en/doc/Hardware/Bricks/RED_Brick.html#red-brick-copy-image>here</a>."
QMessageBox.information(self, "RED Brick Update", text)
def create_tab_window(self, device_info, ipcon):
tab_window = TabWindow(self.tab_widget, device_info.name, self.untab)
tab_window._info = device_info
tab_window.add_callback_on_tab(lambda index:
self.ipcon.get_connection_state() == IPConnection.CONNECTION_STATE_PENDING and \
self.tab_widget.setTabEnabled(index, False),
'main_window_disable_tab_if_connection_pending')
layout = QVBoxLayout(tab_window)
info_bars = [QHBoxLayout(), QHBoxLayout()]
# uid
info_bars[0].addWidget(QLabel('UID:'))
label = QLabel('{0}'.format(device_info.uid))
label.setTextInteractionFlags(Qt.TextSelectableByMouse
| Qt.TextSelectableByKeyboard)
info_bars[0].addWidget(label)
info_bars[0].addSpacerItem(QSpacerItem(20, 1, QSizePolicy.Preferred))
# firmware version
label_version_name = QLabel('Version:')
label_version = QLabel('Querying...')
button_update = QPushButton(QIcon(self.button_update_pixmap_normal),
'Update')
button_update.installEventFilter(self)
if isinstance(device_info, BrickREDInfo):
button_update.clicked.connect(self.show_red_brick_update)
elif device_info.flashable_like_bricklet:
button_update.clicked.connect(lambda: self.show_bricklet_update(
device_info.connected_uid, device_info.position))
elif device_info.kind == 'brick':
button_update.clicked.connect(
lambda: self.show_brick_update(device_info.url_part))
if not device_info.plugin.has_custom_version(label_version_name,
label_version):
label_version_name.setText('FW Version:')
label_version.setText(
get_version_string(device_info.plugin.firmware_version))
info_bars[0].addWidget(label_version_name)
info_bars[0].addWidget(label_version)
info_bars[0].addWidget(button_update)
button_update.hide()
tab_window.button_update = button_update
info_bars[0].addSpacerItem(QSpacerItem(20, 1, QSizePolicy.Preferred))
# timeouts
info_bars[0].addWidget(QLabel('Timeouts:'))
label_timeouts = QLabel('0')
info_bars[0].addWidget(label_timeouts)
info_bars[0].addSpacerItem(QSpacerItem(1, 1, QSizePolicy.Expanding))
# connected uid
if device_info.connected_uid != '0':
info_bars[1].addWidget(QLabel('Connected to:'))
button = QToolButton()
button.setText(device_info.connected_uid)
button.clicked.connect(
lambda: self.show_plugin(device_info.connected_uid))
device_info.plugin.button_parent = button
info_bars[1].addWidget(button)
info_bars[1].addSpacerItem(
QSpacerItem(20, 1, QSizePolicy.Preferred))
# position
info_bars[1].addWidget(QLabel('Position:'))
label_position = QLabel('{0}'.format(device_info.position.title()))
device_info.plugin.label_position = label_position
info_bars[1].addWidget(label_position)
info_bars[1].addSpacerItem(QSpacerItem(1, 1, QSizePolicy.Expanding))
# configs
configs = device_info.plugin.get_configs()
def config_changed(combobox):
i = combobox.currentIndex()
if i < 0:
return
combobox.itemData(i).trigger()
if len(configs) > 0:
for cfg in configs:
if cfg[1] != None:
combobox = QComboBox()
for i, item in enumerate(cfg[2]):
combobox.addItem(item.text(), item)
item.triggered.connect(
functools.partial(combobox.setCurrentIndex, i))
combobox.currentIndexChanged.connect(
functools.partial(config_changed, combobox))
info_bars[cfg[0]].addWidget(QLabel(cfg[1]))
info_bars[cfg[0]].addWidget(combobox)
elif len(cfg[2]) > 0:
checkbox = QCheckBox(cfg[2][0].text())
cfg[2][0].toggled.connect(checkbox.setChecked)
checkbox.toggled.connect(cfg[2][0].setChecked)
info_bars[cfg[0]].addWidget(checkbox)
# actions
actions = device_info.plugin.get_actions()
if len(actions) > 0:
for action in actions:
if action[1] != None:
button = QPushButton(action[1])
menu = QMenu()
for item in action[2]:
menu.addAction(item)
button.setMenu(menu)
elif len(action[2]) > 0:
button = QPushButton(action[2][0].text())
button.clicked.connect(action[2][0].trigger)
info_bars[action[0]].addWidget(button)
def more_clicked(button, info_bar):
visible = button.text().replace(
'&', '') == 'More' # remove &s, they mark the buttons hotkey
if visible:
button.setText('Less')
else:
button.setText('More')
for i in range(info_bar.count()):
widget = info_bar.itemAt(i).widget()
if widget != None:
widget.setVisible(visible)
more_button = QPushButton('More')
more_button.clicked.connect(
lambda: more_clicked(more_button, info_bars[1]))
info_bars[0].addWidget(more_button)
for i in range(info_bars[1].count()):
widget = info_bars[1].itemAt(i).widget()
if widget != None:
widget.hide()
layout.addLayout(info_bars[0])
layout.addLayout(info_bars[1])
line = QFrame()
line.setObjectName("MainWindow_line")
line.setFrameShape(QFrame.HLine)
line.setFrameShadow(QFrame.Sunken)
device_info.plugin.label_timeouts = label_timeouts
device_info.plugin.label_version = label_version
device_info.plugin.layout().setContentsMargins(0, 0, 0, 0)
layout.addWidget(line)
if device_info.plugin.has_comcu:
device_info.plugin.widget_bootloader = COMCUBootloader(
ipcon, device_info)
device_info.plugin.widget_bootloader.hide()
layout.addWidget(device_info.plugin.widget_bootloader)
layout.addWidget(device_info.plugin, 1)
return tab_window
def tab_move(self, event):
# visualize rearranging of tabs (if allowed by tab_widget)
if self.tab_widget.isMovable():
if event.type(
) == QEvent.MouseButtonPress and event.button() & Qt.LeftButton:
QApplication.setOverrideCursor(QCursor(Qt.SizeHorCursor))
elif event.type(
) == QEvent.MouseButtonRelease and event.button() & Qt.LeftButton:
QApplication.restoreOverrideCursor()
return False
def untab(self, tab_index):
tab = self.tab_widget.widget(tab_index)
tab.untab()
tab._info.plugin.start_plugin()
self.tab_widget.setCurrentIndex(0)
def connect_on_return(self, event):
if event.type() == QEvent.KeyPress and (event.key() == Qt.Key_Return or
event.key() == Qt.Key_Enter):
self.connect_clicked()
return True
return False
def eventFilter(self, source, event):
if source is self.tab_widget.tabBar():
return self.tab_move(event)
if source is self.combo_host or source is self.spinbox_port or source is self.edit_secret:
return self.connect_on_return(event)
if isinstance(source, QPushButton) and event.type() == QEvent.Enter:
source.setIcon(QIcon(self.button_update_pixmap_hover))
elif isinstance(source, QPushButton) and event.type() == QEvent.Leave:
source.setIcon(QIcon(self.button_update_pixmap_normal))
return False
def tab_for_uid(self, uid):
for index in range(1, self.tab_widget.count()):
try:
if self.tab_widget.widget(index)._info.uid == uid:
return index
except:
pass
return -1
def show_plugin(self, uid):
device_info = inventory.get_info(uid)
if device_info == None:
return
index = self.tab_for_uid(uid)
tab_window = device_info.tab_window
if index > 0 and self.tab_widget.isTabEnabled(index):
self.tab_widget.setCurrentIndex(index)
QApplication.setActiveWindow(tab_window)
tab_window.show()
tab_window.activateWindow()
tab_window.raise_()
return device_info.plugin
def cb_enumerate(self, uid, connected_uid, position, hardware_version,
firmware_version, device_identifier, enumeration_type):
if self.ipcon.get_connection_state(
) != IPConnection.CONNECTION_STATE_CONNECTED:
# ignore enumerate callbacks that arrived after the connection got closed
return
if enumeration_type in [
IPConnection.ENUMERATION_TYPE_AVAILABLE,
IPConnection.ENUMERATION_TYPE_CONNECTED
]:
device_info = inventory.get_info(uid)
# If the enum_type is CONNECTED, the bricklet was restarted externally.
# The plugin could now be in an inconsistent state.
if enumeration_type == IPConnection.ENUMERATION_TYPE_CONNECTED and device_info is not None:
if device_info.connected_uid != connected_uid:
# Fix connections if bricklet was connected to another brick.
parent_info = inventory.get_info(device_info.connected_uid)
if parent_info is not None:
parent_info.connections_remove_item(
(device_info.position, device_info))
self.show_status(
"Hot plugging is not supported! Please reset Brick with UID {} and reconnect Brick Viewer."
.format(device_info.connected_uid),
message_id='mainwindow_hotplug')
device_info.reverse_connection = connected_uid
elif device_info.position != position:
# Bricklet was connected to the same brick, but to another port
self.show_status(
"Hot plugging is not supported! Please reset Brick with UID {} and reconnect Brick Viewer."
.format(device_info.connected_uid),
message_id='mainwindow_hotplug')
# If the plugin is not running, pause will do nothing, so it is always save to call it.
# The plugin will be (unconditionally) resumed later, as resume also only does something
# if it was paused before (e.g. here).
if device_info.plugin is not None:
device_info.plugin.pause_plugin()
if device_info == None:
if device_identifier == BrickMaster.DEVICE_IDENTIFIER:
device_info = BrickMasterInfo()
elif device_identifier == BrickRED.DEVICE_IDENTIFIER:
device_info = BrickREDInfo()
elif hat_brick_supported and device_identifier == BrickHAT.DEVICE_IDENTIFIER:
device_info = BrickHATInfo()
elif hat_zero_brick_supported and device_identifier == BrickHATZero.DEVICE_IDENTIFIER:
device_info = BrickHATZeroInfo()
elif device_identifier == BrickletIsolator.DEVICE_IDENTIFIER:
device_info = BrickletIsolatorInfo()
elif str(device_identifier).startswith('20'):
device_info = TNGInfo()
elif '0' <= position <= '9':
device_info = BrickInfo()
else:
device_info = BrickletInfo()
position = position.lower()
device_info.uid = uid
device_info.connected_uid = connected_uid
device_info.position = position
device_info.hardware_version = hardware_version
if device_identifier != BrickRED.DEVICE_IDENTIFIER:
device_info.firmware_version_installed = firmware_version
device_info.device_identifier = device_identifier
device_info.enumeration_type = enumeration_type
# Update connections and reverse_connection with new device
for info in inventory.get_device_infos():
if info == device_info:
continue
def add_to_connections(info_to_add, connected_info):
hotplug = connected_info.connections_add_item(
(info_to_add.position, info_to_add))
info_to_add.reverse_connection = connected_info
# '0' is the port where other stacks connected by RS485 extensions are connected. Multiple connections are allowed here.
if hotplug and info_to_add.position != '0':
self.show_status(
"Hot plugging is not supported! Please reset Brick with UID {} and reconnect Brick Viewer."
.format(connected_info.uid),
message_id='mainwindow_hotplug')
if info.uid != '' and info.uid == device_info.connected_uid:
if device_info in info.connections_values(
): # device was already connected, but to another port
info.connections_remove_value(device_info)
if device_info not in info.connections_get(
device_info.position):
add_to_connections(device_info, info)
if info.connected_uid != '' and info.connected_uid == device_info.uid:
if info in device_info.connections_values(
): # device was already connected, but to another port
device_info.connections_remove_value(info)
if info not in device_info.connections_get(info.position):
add_to_connections(info, device_info)
if device_info.plugin == None:
self.plugin_manager.create_plugin_instance(
device_identifier, self.ipcon, device_info)
device_info.tab_window = self.create_tab_window(
device_info, self.ipcon)
device_info.tab_window.setWindowFlags(Qt.Widget)
device_info.tab_window.tab()
inventory.add_info(device_info)
device_info.update_firmware_version_latest()
inventory.sync()
# The plugin was paused before if it was reconnected.
device_info.plugin.resume_plugin()
elif enumeration_type == IPConnection.ENUMERATION_TYPE_DISCONNECTED:
self.remove_device_tab(uid)
def remove_device_tab(self, uid):
device_info = inventory.get_info(uid)
if device_info == None:
return
assert isinstance(device_info, DeviceInfo)
self.tab_widget.setCurrentIndex(0)
self.remove_device_info(device_info.uid)
for other_info in inventory.get_device_infos():
other_info.connections_remove_value(device_info)
self.update_tree_view()
def hack_to_remove_red_brick_tab(self, uid):
device_info = inventory.get_info(uid)
if device_info == None:
return
assert isinstance(device_info, DeviceInfo)
self.tab_widget.setCurrentIndex(0)
self.remove_device_info(device_info.uid)
self.red_session_losts += 1
self.label_red_session_losts.setText(
'RED Brick Session Loss Count: {0}'.format(self.red_session_losts))
self.label_red_session_losts.show()
self.update_tree_view()
def cb_connected(self, connect_reason):
self.disconnect_times = []
self.update_ui_state()
if connect_reason == IPConnection.CONNECT_REASON_REQUEST:
self.setDisabled(False)
self.auto_reconnects = 0
self.label_auto_reconnects.hide()
self.red_session_losts = 0
self.label_red_session_losts.hide()
self.ipcon.set_auto_reconnect(True)
index = self.combo_host.findText(self.last_host)
if index >= 0:
self.combo_host.removeItem(index)
host_info = self.host_infos[index]
del self.host_infos[index]
self.host_infos.insert(0, host_info)
else:
index = self.combo_host.currentIndex()
host_info = self.host_infos[index].duplicate()
host_info.host = self.last_host
self.host_infos.insert(0, host_info)
self.combo_host.insertItem(-1, self.last_host)
self.combo_host.setCurrentIndex(0)
while self.combo_host.count() > config.HOST_INFO_COUNT:
self.combo_host.removeItem(self.combo_host.count() - 1)
if not self.do_authenticate(False):
return
try:
self.ipcon.enumerate()
except:
self.update_ui_state()
elif connect_reason == IPConnection.CONNECT_REASON_AUTO_RECONNECT:
self.auto_reconnects += 1
self.label_auto_reconnects.setText(
'Auto-Reconnect Count: {0}'.format(self.auto_reconnects))
self.label_auto_reconnects.show()
if not self.do_authenticate(True):
return
try:
self.ipcon.enumerate()
except:
self.update_ui_state()
else:
try:
self.ipcon.enumerate()
except:
self.update_ui_state()
def cb_disconnected(self, disconnect_reason):
self.hide_status('mainwindow_hotplug')
if disconnect_reason == IPConnection.DISCONNECT_REASON_REQUEST:
self.auto_reconnects = 0
self.label_auto_reconnects.hide()
self.red_session_losts = 0
self.label_red_session_losts.hide()
if disconnect_reason == IPConnection.DISCONNECT_REASON_REQUEST or not self.ipcon.get_auto_reconnect(
):
self.update_ui_state()
elif len(self.disconnect_times
) >= 3 and self.disconnect_times[-3] < time.time() + 1:
self.disconnect_times = []
self.ipcon.set_auto_reconnect(False)
self.update_ui_state()
self.reset_view()
QMessageBox.critical(
self, 'Connection',
'Stopped automatic reconnecting due to multiple connection errors in a row.'
)
else:
self.disconnect_times.append(time.time())
self.update_ui_state(IPConnection.CONNECTION_STATE_PENDING)
def set_tree_view_defaults(self):
self.tree_view_model.setHorizontalHeaderLabels(
self.tree_view_model_labels)
self.tree_view.expandAll()
self.tree_view.setColumnWidth(0, 280)
self.tree_view.setColumnWidth(1, 70)
self.tree_view.setColumnWidth(2, 90)
self.tree_view.setColumnWidth(3, 105)
self.tree_view.setColumnWidth(4, 105)
self.tree_view.setExpandsOnDoubleClick(False)
self.tree_view.setSortingEnabled(True)
self.tree_view.header().setSortIndicator(2, Qt.AscendingOrder)
def update_ui_state(self, connection_state=None):
# FIXME: need to call processEvents() otherwise get_connection_state()
# might return the wrong value
QApplication.processEvents()
if connection_state is None:
connection_state = self.ipcon.get_connection_state()
self.button_flashing.setDisabled(False)
if connection_state == IPConnection.CONNECTION_STATE_DISCONNECTED:
self.button_connect.setText('Connect')
self.combo_host.setDisabled(False)
self.spinbox_port.setDisabled(False)
self.checkbox_authentication.setDisabled(False)
self.edit_secret.setDisabled(False)
self.button_advanced.setDisabled(True)
elif connection_state == IPConnection.CONNECTION_STATE_CONNECTED:
self.button_connect.setText("Disconnect")
self.combo_host.setDisabled(True)
self.spinbox_port.setDisabled(True)
self.checkbox_authentication.setDisabled(True)
self.edit_secret.setDisabled(True)
self.update_advanced_window()
# restart all pause plugins
for info in inventory.get_device_infos():
info.plugin.resume_plugin()
elif connection_state == IPConnection.CONNECTION_STATE_PENDING:
self.button_connect.setText('Abort Pending Automatic Reconnect')
self.combo_host.setDisabled(True)
self.spinbox_port.setDisabled(True)
self.checkbox_authentication.setDisabled(True)
self.edit_secret.setDisabled(True)
self.button_advanced.setDisabled(True)
self.button_flashing.setDisabled(True)
# pause all running plugins
for info in inventory.get_device_infos():
info.plugin.pause_plugin()
enable = connection_state == IPConnection.CONNECTION_STATE_CONNECTED
for i in range(1, self.tab_widget.count()):
self.tab_widget.setTabEnabled(i, enable)
for device_info in inventory.get_device_infos():
device_info.tab_window.setEnabled(enable)
QApplication.processEvents()
def update_tree_view(self):
self.delayed_update_tree_view_timer.stop()
self.tree_view_model.setHorizontalHeaderLabels(
self.tree_view_model_labels)
self.tab_widget.tabBar().setTabButton(0, QTabBar.RightSide, None)
sis = self.tree_view.header().sortIndicatorSection()
sio = self.tree_view.header().sortIndicatorOrder()
self.tree_view_model.clear()
def get_row(info):
replacement = '0.0.0'
is_red_brick = isinstance(info, BrickREDInfo)
if is_red_brick or info.url_part == 'wifi_v2':
replacement = "Querying..."
elif info.kind == "extension":
replacement = ""
fw_version = get_version_string(info.firmware_version_installed,
replace_unknown=replacement,
is_red_brick=is_red_brick)
uid = info.uid if info.kind != "extension" else ''
row = [
QStandardItem(info.name),
QStandardItem(uid),
QStandardItem(info.position.title()),
QStandardItem(fw_version)
]
updateable = info.firmware_version_installed != (
0, 0, 0
) and info.firmware_version_installed < info.firmware_version_latest
if is_red_brick:
old_updateable = updateable
for binding in info.bindings_infos:
updateable |= binding.firmware_version_installed != (0, 0, 0) \
and binding.firmware_version_installed < binding.firmware_version_latest
updateable |= info.brickv_info.firmware_version_installed != (0, 0, 0) \
and info.brickv_info.firmware_version_installed < info.brickv_info.firmware_version_latest \
and not info.firmware_version_installed < (1, 14, 0) # Hide Brickv update if image is too old.
# There are bindings/brickv updates but there is no image update
red_brick_binding_update_only = not old_updateable and updateable
else:
red_brick_binding_update_only = False
if updateable:
self.tree_view_model.setHorizontalHeaderLabels(
self.tree_view_model_labels + ['Update'])
row.append(
QStandardItem(
get_version_string(info.firmware_version_latest,
is_red_brick=is_red_brick) +
("+" if red_brick_binding_update_only else "")))
self.tab_widget.tabBar().setTabButton(0, QTabBar.RightSide,
self.update_tab_button)
self.update_tab_button.show()
for item in row:
item.setFlags(item.flags() & ~Qt.ItemIsEditable)
if updateable:
item.setData(QBrush(QColor(255, 160, 55)),
Qt.BackgroundRole)
return row
def recurse_on_device(info, insertion_point):
row = get_row(info)
insertion_point.appendRow(row)
for child in info.connections_values():
recurse_on_device(child, row[0])
if info.can_have_extension:
for extension in info.extensions.values():
if extension is None:
continue
ext_row = get_row(extension)
row[0].appendRow(ext_row)
for info in inventory.get_device_infos():
# If a device has a reverse connection, it will be handled as a child of another top-level brick.
if info.reverse_connection is not None:
continue
recurse_on_device(info, self.tree_view_model)
self.set_tree_view_defaults()
self.tree_view.header().setSortIndicator(sis, sio)
self.update_advanced_window()
self.delayed_refresh_updates_timer.start()
def update_advanced_window(self):
self.button_advanced.setEnabled(len(inventory.get_brick_infos()) > 0)
def delayed_refresh_updates(self):
self.delayed_refresh_updates_timer.stop()
if self.flashing_window is not None and self.flashing_window.isVisible(
):
self.flashing_window.refresh_update_tree_view()
def show_status(self, message, icon='warning', message_id=''):
self.setStatusBar(None)
if icon != 'none':
icon_dict = {
'warning': 'warning-icon-16.png',
}
icon_label = QLabel()
icon_label.setPixmap(load_pixmap(icon_dict[icon]))
self.statusBar().addWidget(icon_label)
message_label = QLabel(message)
message_label.setOpenExternalLinks(True)
self.statusBar().addWidget(message_label, 1)
self.last_status_message_id = message_id
def hide_status(self, message_id):
if self.last_status_message_id == message_id:
self.setStatusBar(None)
def fw_versions_fetched(self, firmware_info):
if isinstance(firmware_info, int):
if firmware_info > 0:
if firmware_info == 1:
message = 'Update information could not be downloaded from tinkerforge.com.<br/>' + \
'Is your computer connected to the Internet?'
else:
message = (
"Update information on tinkerforge.com is malformed " +
"(error code {0}).<br/>Please report this error to " +
"<a href='mailto:[email protected]'>[email protected]</a>."
).format(firmware_info)
self.show_status(message,
message_id='fw_versions_fetched_error')
inventory.reset_latest_fws()
else:
self.hide_status('fw_versions_fetched_error')
inventory.update_latest_fws(firmware_info)
class MainWindow(QMainWindow, Ui_MainWindow):
qtcb_enumerate = pyqtSignal(str, str, 'char', type((0, )), type((0, )),
int, int)
qtcb_connected = pyqtSignal(int)
qtcb_disconnected = pyqtSignal(int)
def __init__(self, parent=None):
QMainWindow.__init__(self, parent)
self.setupUi(self)
signal.signal(signal.SIGINT, self.exit_brickv)
signal.signal(signal.SIGTERM, self.exit_brickv)
self.async_thread = async_start_thread(self)
self.setWindowTitle("Brick Viewer " + config.BRICKV_VERSION)
self.tree_view_model_labels = ['Name', 'UID', 'Position', 'FW Version']
self.tree_view_model = QStandardItemModel(self)
self.tree_view.setModel(self.tree_view_model)
self.tree_view.doubleClicked.connect(self.item_double_clicked)
self.set_tree_view_defaults()
# Remove dummy tab
self.tab_widget.removeTab(1)
self.name = '<unknown>'
self.uid = '<unknown>'
self.version = (0, 0, 0)
self.disconnect_times = []
self.qtcb_enumerate.connect(self.cb_enumerate)
self.qtcb_connected.connect(self.cb_connected)
self.qtcb_disconnected.connect(self.cb_disconnected)
self.ipcon = IPConnection()
self.ipcon.register_callback(IPConnection.CALLBACK_ENUMERATE,
self.qtcb_enumerate.emit)
self.ipcon.register_callback(IPConnection.CALLBACK_CONNECTED,
self.qtcb_connected.emit)
self.ipcon.register_callback(IPConnection.CALLBACK_DISCONNECTED,
self.qtcb_disconnected.emit)
self.current_device_info = None
self.flashing_window = None
self.advanced_window = None
self.data_logger_window = None
self.delayed_refresh_updates_timer = QTimer()
self.delayed_refresh_updates_timer.timeout.connect(
self.delayed_refresh_updates)
self.delayed_refresh_updates_timer.setInterval(500)
self.reset_view()
self.button_advanced.setDisabled(True)
self.tab_widget.currentChanged.connect(self.tab_changed)
self.tab_widget.setMovable(True)
self.tab_widget.tabBar().installEventFilter(self)
self.button_connect.clicked.connect(self.connect_clicked)
self.button_flashing.clicked.connect(self.flashing_clicked)
self.button_advanced.clicked.connect(self.advanced_clicked)
self.button_data_logger.clicked.connect(self.data_logger_clicked)
self.plugin_manager = PluginManager()
# host info
self.host_infos = config.get_host_infos(config.HOST_INFO_COUNT)
self.host_index_changing = True
for host_info in self.host_infos:
self.combo_host.addItem(host_info.host)
self.last_host = None
self.combo_host.currentIndexChanged.connect(self.host_index_changed)
self.spinbox_port.setValue(self.host_infos[0].port)
self.spinbox_port.valueChanged.connect(self.port_changed)
self.checkbox_authentication.stateChanged.connect(
self.authentication_state_changed)
self.label_secret.hide()
self.edit_secret.hide()
self.edit_secret.setEchoMode(QLineEdit.Password)
self.edit_secret.textEdited.connect(self.secret_changed)
self.checkbox_secret_show.hide()
self.checkbox_secret_show.stateChanged.connect(
self.secret_show_state_changed)
self.checkbox_remember_secret.hide()
self.checkbox_remember_secret.stateChanged.connect(
self.remember_secret_state_changed)
self.checkbox_authentication.setChecked(
self.host_infos[0].use_authentication)
self.edit_secret.setText(self.host_infos[0].secret)
self.checkbox_remember_secret.setChecked(
self.host_infos[0].remember_secret)
self.host_index_changing = False
# auto-reconnect
self.label_auto_reconnects.hide()
self.auto_reconnects = 0
# RED Session losts
self.label_red_session_losts.hide()
self.red_session_losts = 0
# override QMainWindow.closeEvent
def closeEvent(self, event):
if not self.exit_logger():
event.ignore()
return
self.exit_brickv()
def exit_brickv(self, signl=None, frme=None):
if self.current_device_info is not None:
self.current_device_info.plugin.stop_plugin()
self.current_device_info.plugin.destroy_plugin()
self.update_current_host_info()
config.set_host_infos(self.host_infos)
self.do_disconnect()
if signl != None and frme != None:
print("Received SIGINT or SIGTERM, shutting down.")
sys.exit()
def exit_logger(self):
exitBrickv = True
if (self.data_logger_window is not None) and (
self.data_logger_window.data_logger_thread is not None) and (
not self.data_logger_window.data_logger_thread.stopped):
quit_msg = "The Data Logger is running. Are you sure you want to exit the program?"
reply = QMessageBox.question(self, 'Message', quit_msg,
QMessageBox.Yes, QMessageBox.No)
if reply == QMessageBox.Yes:
self.data_logger_window.data_logger_thread.stop()
else:
exitBrickv = False
return exitBrickv
def host_index_changed(self, i):
if i < 0:
return
self.host_index_changing = True
self.spinbox_port.setValue(self.host_infos[i].port)
self.checkbox_authentication.setChecked(
self.host_infos[i].use_authentication)
self.edit_secret.setText(self.host_infos[i].secret)
self.checkbox_remember_secret.setChecked(
self.host_infos[i].remember_secret)
self.host_index_changing = False
def port_changed(self, value):
self.update_current_host_info()
def authentication_state_changed(self, state):
visible = state == Qt.Checked
self.label_secret.setVisible(visible)
self.edit_secret.setVisible(visible)
self.checkbox_secret_show.setVisible(visible)
self.checkbox_remember_secret.setVisible(visible)
self.update_current_host_info()
def secret_changed(self):
self.update_current_host_info()
def secret_show_state_changed(self, state):
if state == Qt.Checked:
self.edit_secret.setEchoMode(QLineEdit.Normal)
else:
self.edit_secret.setEchoMode(QLineEdit.Password)
self.update_current_host_info()
def remember_secret_state_changed(self, state):
self.update_current_host_info()
def tab_changed(self, i):
if not hasattr(self.tab_widget.widget(i), '_info'):
new_current_device_info = None
else:
new_current_device_info = self.tab_widget.widget(i)._info
new_current_device_info.plugin.start_plugin()
# stop the now deselected plugin, if there is one that's running
if self.current_device_info is not None:
self.current_device_info.plugin.stop_plugin()
self.current_device_info = new_current_device_info
def update_current_host_info(self):
if self.host_index_changing:
return
i = self.combo_host.currentIndex()
if i < 0:
return
#self.host_infos[i].host = self.combo_host.currentText()
self.host_infos[i].port = self.spinbox_port.value()
self.host_infos[
i].use_authentication = self.checkbox_authentication.isChecked()
self.host_infos[i].secret = self.edit_secret.text()
self.host_infos[
i].remember_secret = self.checkbox_remember_secret.isChecked()
def remove_all_device_infos(self):
for device_info in infos.get_device_infos():
self.remove_device_info(device_info.uid)
def remove_device_info(self, uid):
tab_id = self.tab_for_uid(uid)
device_info = infos.get_info(uid)
device_info.plugin.stop_plugin()
device_info.plugin.destroy_plugin()
if tab_id >= 0:
self.tab_widget.removeTab(tab_id)
# ensure that the widget gets correctly destroyed. otherwise QWidgets
# tend to leak as Python is not able to collect their PyQt object
tab_window = device_info.tab_window
device_info.tab_window = None
# If we reboot the RED Brick, the tab_window sometimes is
# already None here
if tab_window != None:
tab_window.hide()
tab_window.setParent(None)
plugin = device_info.plugin
device_info.plugin = None
if plugin != None:
plugin.hide()
plugin.setParent(None)
infos.remove_info(uid)
def reset_view(self):
self.tab_widget.setCurrentIndex(0)
self.remove_all_device_infos()
self.update_tree_view()
def do_disconnect(self):
self.auto_reconnects = 0
self.label_auto_reconnects.hide()
self.red_session_losts = 0
self.label_red_session_losts.hide()
self.reset_view()
async_next_session()
# force garbage collection, to ensure that all plugin related objects
# got destroyed before disconnect is called. this is especially
# important for the RED Brick plugin because its relies on releasing
# the the RED Brick API objects in the __del__ method as a last resort
# to avoid leaking object references. but this only works if garbage
# collection is done before disconnect is called
gc.collect()
try:
self.ipcon.disconnect()
except:
pass
def do_authenticate(self, is_auto_reconnect):
if not self.checkbox_authentication.isChecked():
return True
try:
secret = self.edit_secret.text().encode('ascii')
except:
self.do_disconnect()
QMessageBox.critical(
self, 'Connection',
'Authentication secret cannot contain non-ASCII characters.',
QMessageBox.Ok)
return False
self.ipcon.set_auto_reconnect(
False) # don't auto-reconnect on authentication error
try:
self.ipcon.authenticate(secret)
except:
self.do_disconnect()
if is_auto_reconnect:
extra = ' after auto-reconnect'
else:
extra = ''
QMessageBox.critical(
self, 'Connection', 'Could not authenticate' + extra +
'. Check secret and ensure ' +
'authentication for Brick Daemon is enabled.', QMessageBox.Ok)
return False
self.ipcon.set_auto_reconnect(True)
return True
def flashing_clicked(self):
if self.flashing_window is None:
self.flashing_window = FlashingWindow(self)
self.flashing_window.show()
self.flashing_window.refresh_updates_clicked()
def advanced_clicked(self):
if self.advanced_window is None:
self.advanced_window = AdvancedWindow(self)
self.advanced_window.show()
def data_logger_clicked(self):
if self.data_logger_window is None:
self.data_logger_window = DataLoggerWindow(self)
self.data_logger_window.show()
def connect_clicked(self):
if self.ipcon.get_connection_state(
) == IPConnection.CONNECTION_STATE_DISCONNECTED:
try:
self.last_host = self.combo_host.currentText()
self.button_connect.setDisabled(True)
self.button_connect.setText("Connecting ...")
self.button_connect.repaint()
QApplication.processEvents()
self.ipcon.connect(self.last_host, self.spinbox_port.value())
except:
self.button_connect.setDisabled(False)
self.button_connect.setText("Connect")
QMessageBox.critical(
self, 'Connection',
'Could not connect. Please check host, check ' +
'port and ensure that Brick Daemon is running.')
else:
self.do_disconnect()
def item_double_clicked(self, index):
position_index = index.sibling(index.row(), 2)
if position_index.isValid() and position_index.data().startswith(
'Ext'):
index = index.parent()
uid_index = index.sibling(index.row(), 1)
if uid_index.isValid():
self.show_plugin(uid_index.data())
def create_tab_window(self, device_info):
tab_window = TabWindow(self.tab_widget, device_info.name, self.untab)
tab_window._info = device_info
tab_window.set_callback_on_tab(lambda index:
self.ipcon.get_connection_state() == IPConnection.CONNECTION_STATE_PENDING and \
self.tab_widget.setTabEnabled(index, False))
layout = QVBoxLayout(tab_window)
info_bar = QHBoxLayout()
# uid
info_bar.addWidget(QLabel('UID:'))
label = QLabel('{0}'.format(device_info.uid))
label.setTextInteractionFlags(Qt.TextSelectableByMouse
| Qt.TextSelectableByKeyboard)
info_bar.addWidget(label)
info_bar.addSpacerItem(QSpacerItem(1, 1, QSizePolicy.Expanding))
# connected uid
if device_info.connected_uid != '0':
info_bar.addWidget(QLabel('Connected to:'))
button = QToolButton()
button.setText(device_info.connected_uid)
button.clicked.connect(
lambda: self.show_plugin(device_info.connected_uid))
info_bar.addWidget(button)
info_bar.addSpacerItem(QSpacerItem(1, 1, QSizePolicy.Expanding))
# position
info_bar.addWidget(QLabel('Position:'))
info_bar.addWidget(QLabel('{0}'.format(device_info.position.upper())))
info_bar.addSpacerItem(QSpacerItem(1, 1, QSizePolicy.Expanding))
# firmware version
label_version_name = QLabel('Version:')
label_version = QLabel('...')
if not device_info.plugin.has_custom_version(label_version_name,
label_version):
label_version_name.setText('FW Version:')
label_version.setText(
infos.get_version_string(device_info.plugin.firmware_version))
info_bar.addWidget(label_version_name)
info_bar.addWidget(label_version)
info_bar.addSpacerItem(QSpacerItem(1, 1, QSizePolicy.Expanding))
# timeouts
info_bar.addWidget(QLabel('Timeouts:'))
label_timeouts = QLabel('0')
info_bar.addWidget(label_timeouts)
layout.addLayout(info_bar)
# actions
actions = device_info.plugin.get_actions()
if actions != None:
if type(actions) == QAction:
button = QPushButton(actions.text())
button.clicked.connect(actions.trigger)
else:
button = QToolButton()
button.setText(actions[0])
button.setPopupMode(QToolButton.InstantPopup)
button.setToolButtonStyle(Qt.ToolButtonTextOnly)
button.setArrowType(Qt.DownArrow)
button.setAutoRaise(True)
menu = QMenu(actions[0])
button.setMenu(menu)
for action in actions[1]:
menu.addAction(action)
info_bar.addSpacerItem(QSpacerItem(40, 20, QSizePolicy.Expanding))
info_bar.addWidget(button)
line = QFrame()
line.setFrameShape(QFrame.HLine)
line.setFrameShadow(QFrame.Sunken)
device_info.plugin.label_timeouts = label_timeouts
device_info.plugin.layout().setContentsMargins(0, 0, 0, 0)
layout.addWidget(line)
layout.addWidget(device_info.plugin)
return tab_window
def tab_move(self, event):
# visualize rearranging of tabs (if allowed by tab_widget)
if self.tab_widget.isMovable():
if event.type(
) == QEvent.MouseButtonPress and event.button() & Qt.LeftButton:
QApplication.setOverrideCursor(QCursor(Qt.SizeHorCursor))
elif event.type(
) == QEvent.MouseButtonRelease and event.button() & Qt.LeftButton:
QApplication.restoreOverrideCursor()
return False
def untab(self, tab_index):
tab = self.tab_widget.widget(tab_index)
tab.untab()
tab._info.plugin.start_plugin()
self.tab_widget.setCurrentIndex(0)
def eventFilter(self, source, event):
if source is self.tab_widget.tabBar():
return self.tab_move(event)
return False
def tab_for_uid(self, uid):
for i in range(1, self.tab_widget.count()):
try:
if self.tab_widget.widget(i)._info.uid == uid:
return i
except:
pass
return -1
def show_plugin(self, uid):
i = self.tab_for_uid(uid)
tab_window = infos.get_info(uid).tab_window
if i > 0 and self.tab_widget.isTabEnabled(i):
self.tab_widget.setCurrentIndex(i)
QApplication.setActiveWindow(tab_window)
tab_window.show()
tab_window.activateWindow()
tab_window.raise_()
def cb_enumerate(self, uid, connected_uid, position, hardware_version,
firmware_version, device_identifier, enumeration_type):
if self.ipcon.get_connection_state(
) != IPConnection.CONNECTION_STATE_CONNECTED:
# ignore enumerate callbacks that arrived after the connection got closed
return
if enumeration_type in [
IPConnection.ENUMERATION_TYPE_AVAILABLE,
IPConnection.ENUMERATION_TYPE_CONNECTED
]:
device_info = infos.get_info(uid)
something_changed_ref = [False]
if device_info == None:
if device_identifier == BrickMaster.DEVICE_IDENTIFIER:
device_info = infos.BrickMasterInfo()
elif device_identifier == BrickRED.DEVICE_IDENTIFIER:
device_info = infos.BrickREDInfo()
elif position in ('a', 'b', 'c', 'd', 'A', 'B', 'C', 'D'):
position = position.lower()
device_info = infos.BrickletInfo()
else:
device_info = infos.BrickInfo()
something_changed_ref[0] = True
def set_device_info_value(name, value):
if getattr(device_info, name) != value:
setattr(device_info, name, value)
something_changed_ref[0] = True
set_device_info_value('uid', uid)
set_device_info_value('connected_uid', connected_uid)
set_device_info_value('position', position)
set_device_info_value('hardware_version', hardware_version)
set_device_info_value('firmware_version_installed',
firmware_version)
set_device_info_value('device_identifier', device_identifier)
set_device_info_value('protocol_version', 2)
set_device_info_value('enumeration_type', enumeration_type)
if device_info.type == 'bricklet':
for brick_info in infos.get_brick_infos():
if brick_info.uid == device_info.connected_uid:
if brick_info.bricklets[position] != device_info:
brick_info.bricklets[position] = device_info
something_changed_ref[0] = True
elif device_info.type == 'brick':
for bricklet_info in infos.get_bricklet_infos():
if bricklet_info.connected_uid == device_info.uid:
if device_info.bricklets[
bricklet_info.position] != bricklet_info:
device_info.bricklets[
bricklet_info.position] = bricklet_info
something_changed_ref[0] = True
if device_info.plugin == None:
self.plugin_manager.create_plugin_instance(
device_identifier, self.ipcon, device_info)
device_info.tab_window = self.create_tab_window(device_info)
device_info.tab_window.setWindowFlags(Qt.Widget)
device_info.tab_window.tab()
infos.add_info(device_info)
something_changed_ref[0] = True
if something_changed_ref[0]:
self.update_tree_view()
elif enumeration_type == IPConnection.ENUMERATION_TYPE_DISCONNECTED:
for device_info in infos.get_device_infos():
if device_info.uid == uid:
self.tab_widget.setCurrentIndex(0)
self.remove_device_info(device_info.uid)
if device_info.type == 'brick':
for port in device_info.bricklets:
if device_info.bricklets[
port] and device_info.bricklets[
port].uid == uid:
device_info.bricklets[port] = None
self.update_tree_view()
def hack_to_remove_red_brick_tab(self, red_brick_uid):
for device_info in infos.get_device_infos():
if device_info.uid == red_brick_uid:
self.tab_widget.setCurrentIndex(0)
self.remove_device_info(device_info.uid)
self.red_session_losts += 1
self.label_red_session_losts.setText(
'RED Brick Session Loss Count: {0}'.format(
self.red_session_losts))
self.label_red_session_losts.show()
break
self.update_tree_view()
def cb_connected(self, connect_reason):
self.disconnect_times = []
self.update_ui_state()
if connect_reason == IPConnection.CONNECT_REASON_REQUEST:
self.auto_reconnects = 0
self.label_auto_reconnects.hide()
self.red_session_losts = 0
self.label_red_session_losts.hide()
self.ipcon.set_auto_reconnect(True)
index = self.combo_host.findText(self.last_host)
if index >= 0:
self.combo_host.removeItem(index)
host_info = self.host_infos[index]
del self.host_infos[index]
self.host_infos.insert(0, host_info)
else:
index = self.combo_host.currentIndex()
host_info = self.host_infos[index].duplicate()
host_info.host = self.last_host
self.host_infos.insert(0, host_info)
self.combo_host.insertItem(-1, self.last_host)
self.combo_host.setCurrentIndex(0)
while self.combo_host.count() > config.HOST_INFO_COUNT:
self.combo_host.removeItem(self.combo_host.count() - 1)
if not self.do_authenticate(False):
return
try:
self.ipcon.enumerate()
except:
self.update_ui_state()
elif connect_reason == IPConnection.CONNECT_REASON_AUTO_RECONNECT:
self.auto_reconnects += 1
self.label_auto_reconnects.setText(
'Auto-Reconnect Count: {0}'.format(self.auto_reconnects))
self.label_auto_reconnects.show()
if not self.do_authenticate(True):
return
try:
self.ipcon.enumerate()
except:
self.update_ui_state()
else:
try:
self.ipcon.enumerate()
except:
self.update_ui_state()
def cb_disconnected(self, disconnect_reason):
if disconnect_reason == IPConnection.DISCONNECT_REASON_REQUEST:
self.auto_reconnects = 0
self.label_auto_reconnects.hide()
self.red_session_losts = 0
self.label_red_session_losts.hide()
if disconnect_reason == IPConnection.DISCONNECT_REASON_REQUEST or not self.ipcon.get_auto_reconnect(
):
self.update_ui_state()
elif len(self.disconnect_times
) >= 3 and self.disconnect_times[-3] < time.time() + 1:
self.disconnect_times = []
self.ipcon.set_auto_reconnect(False)
self.update_ui_state()
self.reset_view()
QMessageBox.critical(
self, 'Connection',
'Stopped automatic reconnecting due to multiple connection errors in a row.'
)
else:
self.disconnect_times.append(time.time())
self.update_ui_state(IPConnection.CONNECTION_STATE_PENDING)
def set_tree_view_defaults(self):
self.tree_view_model.setHorizontalHeaderLabels(
self.tree_view_model_labels)
self.tree_view.expandAll()
self.tree_view.setColumnWidth(0, 250)
self.tree_view.setColumnWidth(1, 85)
self.tree_view.setColumnWidth(2, 85)
self.tree_view.setColumnWidth(3, 90)
self.tree_view.setExpandsOnDoubleClick(False)
self.tree_view.setSortingEnabled(True)
self.tree_view.header().setSortIndicator(2, Qt.AscendingOrder)
def update_ui_state(self, connection_state=None):
# FIXME: need to call processEvents() otherwise get_connection_state()
# might return the wrong value
QApplication.processEvents()
if connection_state is None:
connection_state = self.ipcon.get_connection_state()
self.button_connect.setDisabled(False)
self.button_flashing.setDisabled(False)
if connection_state == IPConnection.CONNECTION_STATE_DISCONNECTED:
self.button_connect.setText('Connect')
self.combo_host.setDisabled(False)
self.spinbox_port.setDisabled(False)
self.checkbox_authentication.setDisabled(False)
self.edit_secret.setDisabled(False)
self.button_advanced.setDisabled(True)
elif connection_state == IPConnection.CONNECTION_STATE_CONNECTED:
self.button_connect.setText("Disconnect")
self.combo_host.setDisabled(True)
self.spinbox_port.setDisabled(True)
self.checkbox_authentication.setDisabled(True)
self.edit_secret.setDisabled(True)
self.update_advanced_window()
# restart all pause plugins
for info in infos.get_device_infos():
info.plugin.resume_plugin()
elif connection_state == IPConnection.CONNECTION_STATE_PENDING:
self.button_connect.setText('Abort Pending Automatic Reconnect')
self.combo_host.setDisabled(True)
self.spinbox_port.setDisabled(True)
self.checkbox_authentication.setDisabled(True)
self.edit_secret.setDisabled(True)
self.button_advanced.setDisabled(True)
self.button_flashing.setDisabled(True)
# pause all running plugins
for info in infos.get_device_infos():
info.plugin.pause_plugin()
enable = connection_state == IPConnection.CONNECTION_STATE_CONNECTED
for i in range(1, self.tab_widget.count()):
self.tab_widget.setTabEnabled(i, enable)
for device_info in infos.get_device_infos():
device_info.tab_window.setEnabled(enable)
QApplication.processEvents()
def update_tree_view(self):
sis = self.tree_view.header().sortIndicatorSection()
sio = self.tree_view.header().sortIndicatorOrder()
self.tree_view_model.clear()
for info in infos.get_brick_infos():
parent = [
QStandardItem(info.name),
QStandardItem(info.uid),
QStandardItem(info.position.upper()),
QStandardItem('.'.join(
map(str, info.firmware_version_installed)))
]
for item in parent:
item.setFlags(item.flags() & ~Qt.ItemIsEditable)
self.tree_view_model.appendRow(parent)
for port in sorted(info.bricklets):
if info.bricklets[port] and info.bricklets[
port].protocol_version == 2:
child = [
QStandardItem(info.bricklets[port].name),
QStandardItem(info.bricklets[port].uid),
QStandardItem(info.bricklets[port].position.upper()),
QStandardItem('.'.join(
map(
str, info.bricklets[port].
firmware_version_installed)))
]
for item in child:
item.setFlags(item.flags() & ~Qt.ItemIsEditable)
parent[0].appendRow(child)
if info.can_have_extension:
extensions = []
if info.extensions['ext0'] != None:
extensions.append((info.extensions['ext0'], 'Ext0'))
if info.extensions['ext1'] != None:
extensions.append((info.extensions['ext1'], 'Ext1'))
for extension in extensions:
child = [
QStandardItem(extension[0].name),
QStandardItem(''),
QStandardItem(extension[1]),
QStandardItem('')
]
for item in child:
item.setFlags(item.flags() & ~Qt.ItemIsEditable)
parent[0].appendRow(child)
self.set_tree_view_defaults()
self.tree_view.header().setSortIndicator(sis, sio)
self.update_advanced_window()
self.delayed_refresh_updates_timer.start()
def update_advanced_window(self):
self.button_advanced.setEnabled(len(infos.get_brick_infos()) > 0)
def delayed_refresh_updates(self):
self.delayed_refresh_updates_timer.stop()
if self.flashing_window is not None and self.flashing_window.isVisible(
):
self.flashing_window.refresh_updates_clicked()