def __init__(self, context): super(QuestionDialogPlugin, self).__init__(context) # Give QObjects reasonable names self.setObjectName('QuestionDialogPlugin') font_size = rospy.get_param("~font_size", 40) # Create QWidget self._widget = QWidget() self._widget.setFont(QFont("Times", font_size, QFont.Bold)) self._layout = QVBoxLayout(self._widget) self._text_browser = QTextBrowser(self._widget) self._layout.addWidget(self._text_browser) self._button_layout = QHBoxLayout() self._layout.addLayout(self._button_layout) # layout = QVBoxLayout(self._widget) # layout.addWidget(self.button) self._widget.setObjectName('QuestionDialogPluginUI') if context.serial_number() > 1: self._widget.setWindowTitle(self._widget.windowTitle() + (' (%d)' % context.serial_number())) context.add_widget(self._widget) # Setup service provider self.service = rospy.Service('question_dialog', QuestionDialog, self.service_callback) self.response_ready = False self.response = None self.buttons = [] self.text_label = None self.text_input = None self.connect(self._widget, SIGNAL("update"), self.update) self.connect(self._widget, SIGNAL("timeout"), self.timeout)
def __init__(self, default_mcast_group, default_port, networks_count, parent=None): ''' Creates an input dialog. @param default_port: the default discovery port @type default_port: C{int} @param networks_count: the count of discovering ports @type networks_count: C{int} ''' QDialog.__init__(self, parent=parent) threading.Thread.__init__(self) self.default_port = default_port self.setObjectName('NetworkDiscoveryDialog') self.setAttribute(Qt.WA_DeleteOnClose, True) self.setWindowFlags(Qt.Window) self.setWindowTitle('Network Discovery') self.resize(728, 512) self.verticalLayout = QVBoxLayout(self) self.verticalLayout.setObjectName("verticalLayout") self.verticalLayout.setContentsMargins(1, 1, 1, 1) self.display = QTextBrowser(self) self.display.setReadOnly(True) self.verticalLayout.addWidget(self.display) self.display_clear_signal.connect(self.display.clear) self.display_append_signal.connect(self.display.append) self.display.anchorClicked.connect(self.on_anchorClicked) self.status_label = QLabel('0 messages', self) self.verticalLayout.addWidget(self.status_label) self.status_text_signal.connect(self.status_label.setText) self._msg_counts = dict() self._networks_count = networks_count self._running = True self._received_msgs = 0 self._discovered = dict() self._hosts = dict() # resolution for hostname and address self.mutex = threading.RLock() self.sockets = [] with self.mutex: try: for p in range(networks_count): msock = DiscoverSocket(default_port + p, default_mcast_group) self.sockets.append(msock) msock.settimeout(self.TIMEOUT) except Exception as e: self.display.setText(utf8(e)) self.setDaemon(True) self.start()
def __init__(self, topic, msg_type, show_only_rate=False, masteruri=None, use_ssh=False, parent=None): ''' Creates an input dialog. @param topic: the name of the topic @type topic: C{str} @param msg_type: the type of the topic @type msg_type: C{str} @raise Exception: if no topic class was found for the given type ''' QDialog.__init__(self, parent=parent) self._masteruri = masteruri masteruri_str = '' if masteruri is None else '[%s]' % masteruri self.setObjectName(' - '.join(['EchoDialog', topic, masteruri_str])) self.setAttribute(Qt.WA_DeleteOnClose, True) self.setWindowFlags(Qt.Window) self.setWindowTitle('%s %s %s' % ('Echo --- ' if not show_only_rate else 'Hz --- ', topic, masteruri_str)) self.resize(728, 512) self.verticalLayout = QVBoxLayout(self) self.verticalLayout.setObjectName("verticalLayout") self.verticalLayout.setContentsMargins(1, 1, 1, 1) self.mIcon = QIcon(":/icons/crystal_clear_prop_run_echo.png") self.setWindowIcon(self.mIcon) self.topic = topic self.show_only_rate = show_only_rate self.lock = threading.RLock() self.last_printed_count = 0 self.msg_t0 = -1. self.msg_tn = 0 self.times = [] self.message_count = 0 self._rate_message = '' self._scrapped_msgs = 0 self._scrapped_msgs_sl = 0 self._last_received_ts = 0 self.receiving_hz = self.MESSAGE_HZ_LIMIT self.line_limit = self.MESSAGE_LINE_LIMIT self.field_filter_fn = None options = QWidget(self) if not show_only_rate: hLayout = QHBoxLayout(options) hLayout.setContentsMargins(1, 1, 1, 1) self.no_str_checkbox = no_str_checkbox = QCheckBox('Hide strings') no_str_checkbox.toggled.connect(self.on_no_str_checkbox_toggled) hLayout.addWidget(no_str_checkbox) self.no_arr_checkbox = no_arr_checkbox = QCheckBox('Hide arrays') no_arr_checkbox.toggled.connect(self.on_no_arr_checkbox_toggled) hLayout.addWidget(no_arr_checkbox) self.combobox_reduce_ch = QComboBox(self) self.combobox_reduce_ch.addItems( [str(self.MESSAGE_LINE_LIMIT), '0', '80', '256', '1024']) self.combobox_reduce_ch.activated[str].connect( self.combobox_reduce_ch_activated) self.combobox_reduce_ch.setEditable(True) self.combobox_reduce_ch.setToolTip( "Set maximum line width. 0 disables the limit.") hLayout.addWidget(self.combobox_reduce_ch) # reduce_ch_label = QLabel('ch', self) # hLayout.addWidget(reduce_ch_label) # add spacer spacerItem = QSpacerItem(515, 20, QSizePolicy.Expanding, QSizePolicy.Minimum) hLayout.addItem(spacerItem) # add combobox for displaying frequency of messages self.combobox_displ_hz = QComboBox(self) self.combobox_displ_hz.addItems([ str(self.MESSAGE_HZ_LIMIT), '0', '0.1', '1', '50', '100', '1000' ]) self.combobox_displ_hz.activated[str].connect( self.on_combobox_hz_activated) self.combobox_displ_hz.setEditable(True) hLayout.addWidget(self.combobox_displ_hz) displ_hz_label = QLabel('Hz', self) hLayout.addWidget(displ_hz_label) # add combobox for count of displayed messages self.combobox_msgs_count = QComboBox(self) self.combobox_msgs_count.addItems( [str(self.MAX_DISPLAY_MSGS), '0', '50', '100']) self.combobox_msgs_count.activated[str].connect( self.on_combobox_count_activated) self.combobox_msgs_count.setEditable(True) self.combobox_msgs_count.setToolTip( "Set maximum displayed message count. 0 disables the limit.") hLayout.addWidget(self.combobox_msgs_count) displ_count_label = QLabel('#', self) hLayout.addWidget(displ_count_label) # add topic control button for unsubscribe and subscribe self.topic_control_button = QToolButton(self) self.topic_control_button.setText('stop') self.topic_control_button.setIcon( QIcon(':/icons/deleket_deviantart_stop.png')) self.topic_control_button.clicked.connect( self.on_topic_control_btn_clicked) hLayout.addWidget(self.topic_control_button) # add clear button clearButton = QToolButton(self) clearButton.setText('clear') clearButton.clicked.connect(self.on_clear_btn_clicked) hLayout.addWidget(clearButton) self.verticalLayout.addWidget(options) self.display = QTextBrowser(self) self.display.setReadOnly(True) self.verticalLayout.addWidget(self.display) self.display.document().setMaximumBlockCount(500) self.max_displayed_msgs = self.MAX_DISPLAY_MSGS self._blocks_in_msg = None self.display.setOpenLinks(False) self.display.anchorClicked.connect(self._on_display_anchorClicked) self.status_label = QLabel('0 messages', self) self.verticalLayout.addWidget(self.status_label) # subscribe to the topic errmsg = '' try: self.__msg_class = message.get_message_class(msg_type) if not self.__msg_class: errmsg = "Cannot load message class for [%s]. Did you build messages?" % msg_type # raise Exception("Cannot load message class for [%s]. Did you build messages?"%msg_type) except Exception as e: self.__msg_class = None errmsg = "Cannot load message class for [%s]. Did you build messagest?\nError: %s" % ( msg_type, e) # raise Exception("Cannot load message class for [%s]. Did you build messagest?\nError: %s"%(msg_type, e)) # variables for Subscriber self.msg_signal.connect(self._append_message) self.sub = None # vairables for SSH connection self.ssh_output_file = None self.ssh_error_file = None self.ssh_input_file = None self.text_signal.connect(self._append_text) self.text_hz_signal.connect(self._append_text_hz) self._current_msg = '' self._current_errmsg = '' self.text_error_signal.connect(self._append_error_text) # decide, which connection to open if use_ssh: self.__msg_class = None self._on_display_anchorClicked(QUrl(self._masteruri)) elif self.__msg_class is None: errtxt = '<pre style="color:red; font-family:Fixedsys,Courier,monospace; padding:10px;">\n%s</pre>' % ( errmsg) self.display.setText('<a href="%s">open using SSH</a>' % (masteruri)) self.display.append(errtxt) else: self.sub = rospy.Subscriber(self.topic, self.__msg_class, self._msg_handle) self.print_hz_timer = QTimer() self.print_hz_timer.timeout.connect(self._on_calc_hz) self.print_hz_timer.start(1000)