Source code for taurus.qt.qtgui.display.demo.tauruslcddemo

#!/usr/bin/env python

#############################################################################
##
# This file is part of Taurus
##
# http://taurus-scada.org
##
# Copyright 2011 CELLS / ALBA Synchrotron, Bellaterra, Spain
##
# Taurus is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
##
# Taurus is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Lesser General Public License for more details.
##
# You should have received a copy of the GNU Lesser General Public License
# along with Taurus.  If not, see <http://www.gnu.org/licenses/>.
##
#############################################################################

"""This module provides a demo for the :class:`~taurus.qt.qtgui.display.TaurusLCD`
widget """

__all__ = ["demo", "main"]

__docformat__ = 'restructuredtext'

from taurus.external.qt import Qt


[docs]def demo(): import sys import taurus.qt.qtgui.application import taurus.qt.qtgui.display Application = taurus.qt.qtgui.application.TaurusApplication TaurusLCD = taurus.qt.qtgui.display.TaurusLCD app = Application.instance() owns_app = app is None if owns_app: app = Application() M = 2 class TaurusLCDTestPanel(Qt.QWidget): def __init__(self, parent=None): Qt.QWidget.__init__(self, parent) panel_l = Qt.QVBoxLayout() self.setLayout(panel_l) panel_l.setContentsMargins(M, M, M, M) panel_l.setSpacing(M) w = TaurusLCD() display_panel = Qt.QGroupBox("Taurus LCD Display") display_l = Qt.QHBoxLayout() display_l.setContentsMargins(M, M, M, M) display_l.setSpacing(M) display_panel.setLayout(display_l) display_l.addWidget(w, 1) control_panel = Qt.QGroupBox("Control Panel") control_l = Qt.QFormLayout() control_l.setContentsMargins(M, M, M, M) control_l.setSpacing(M) control_panel.setLayout(control_l) model_widget = Qt.QLineEdit() model_index_widget = Qt.QLineEdit() fg_widget = Qt.QComboBox() bg_widget = Qt.QComboBox() control_l.addRow("model:", model_widget) control_l.addRow("model index:", model_index_widget) control_l.addRow("foreground role:", fg_widget) control_l.addRow("background role:", bg_widget) panel_l.addWidget(display_panel) panel_l.addWidget(control_panel) fg_widget.addItems(["value", "w_value", "none"]) bg_widget.addItems(["quality", "state", "none"]) model_widget.textChanged.connect(w.setModel) model_index_widget.textChanged.connect(w.setModelIndex) fg_widget.currentIndexChanged['QString'].connect(w.setFgRole) bg_widget.currentIndexChanged['QString'].connect(w.setBgRole) model_widget.setText("sys/tg_test/1/double_scalar") fg_widget.setCurrentIndex(0) bg_widget.setCurrentIndex(0) self.w_label = w self.w_model = model_widget self.w_model_index = model_index_widget self.w_fg = fg_widget self.w_bg = bg_widget panel = Qt.QWidget() layout = Qt.QGridLayout() panel.setLayout(layout) layout.setContentsMargins(M, M, M, M) layout.setSpacing(M) p1 = TaurusLCDTestPanel() p1.w_model.setText("sys/tg_test/1/double_scalar") p2 = TaurusLCDTestPanel() p2.w_model.setText("sys/tg_test/1/double_scalar#min_value") p2.w_bg.setCurrentIndex(2) layout.addWidget(p1, 0, 0) layout.addWidget(p2, 0, 1) #layout.addItem(Qt.QSpacerItem(10,10), 1, 0, 1, 2) layout.setRowStretch(0, 1) panel.show() if owns_app: sys.exit(app.exec_()) else: return panel
[docs]def main(): return demo()
if __name__ == "__main__": main()