137 lines
4.6 KiB
Python
137 lines
4.6 KiB
Python
# -*- coding: utf-8 -*-
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# *****************************************************************************
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# Copyright (c) 2015-2016 by the authors, see LICENSE
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#
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# This program is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free Software
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# Foundation; either version 2 of the License, or (at your option) any later
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# version.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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# details.
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#
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# You should have received a copy of the GNU General Public License along with
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# this program; if not, write to the Free Software Foundation, Inc.,
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# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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# Module authors:
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# Alexander Lenz <alexander.lenz@frm2.tum.de>
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#
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# *****************************************************************************
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from PyQt4.QtGui import QMainWindow, QInputDialog, QTreeWidgetItem
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from PyQt4.QtCore import pyqtSignature as qtsig, QObject, pyqtSignal
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from secop.gui.util import loadUi
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from secop.gui.nodectrl import NodeCtrl
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from secop.gui.modulectrl import ModuleCtrl
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from secop.client.baseclient import Client as SECNode
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ITEM_TYPE_NODE = QTreeWidgetItem.UserType + 1
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ITEM_TYPE_MODULE = QTreeWidgetItem.UserType + 2
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ITEM_TYPE_PARAMETER = QTreeWidgetItem.UserType + 3
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class QSECNode(SECNode, QObject):
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newData = pyqtSignal(str, str, object) # module, parameter, data
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def __init__(self, opts, autoconnect=False, parent=None):
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SECNode.__init__(self, opts, autoconnect)
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QObject.__init__(self, parent)
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self.startup(True)
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self._subscribeCallbacks()
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def _subscribeCallbacks(self):
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for module in self.modules:
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self._subscribeModuleCallback(module)
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def _subscribeModuleCallback(self, module):
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for parameter in self.getParameters(module):
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self._subscribeParameterCallback(module, parameter)
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def _subscribeParameterCallback(self, module, parameter):
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self.register_callback(module, parameter, self._newDataReceived)
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def _newDataReceived(self, module, parameter, data):
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self.newData.emit(module, parameter, data)
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class MainWindow(QMainWindow):
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def __init__(self, parent=None):
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super(MainWindow, self).__init__(parent)
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loadUi(self, 'mainwindow.ui')
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self.splitter.setStretchFactor(0, 1)
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self.splitter.setStretchFactor(1, 70)
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self._nodes = {}
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self._nodeCtrls = {}
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self._currentWidget = self.splitter.widget(1).layout().takeAt(0)
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# add localhost if available
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self._addNode('localhost')
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@qtsig('')
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def on_actionAdd_SEC_node_triggered(self):
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host, ok = QInputDialog.getText(self, 'Add SEC node',
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'Enter SEC node hostname:')
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if not ok:
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return
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self._addNode(host)
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def on_treeWidget_currentItemChanged(self, current, previous):
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if current.type() == ITEM_TYPE_NODE:
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self._displayNode(current.text(0))
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elif current.type() == ITEM_TYPE_MODULE:
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self._displayModule(current.parent().text(0), current.text(0))
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def _addNode(self, host):
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# create client
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port = 10767
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if ':' in host:
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host, port = host.split(':', 1)
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port = int(port)
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node = QSECNode({'connectto':host, 'port':port}, parent=self)
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host = '%s:%d' % (host, port)
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self._nodes[host] = node
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# fill tree
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nodeItem = QTreeWidgetItem(None, [host], ITEM_TYPE_NODE)
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for module in sorted(node.modules):
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moduleItem = QTreeWidgetItem(nodeItem, [module], ITEM_TYPE_MODULE)
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for param in sorted(node.getParameters(module)):
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paramItem = QTreeWidgetItem(moduleItem, [param],
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ITEM_TYPE_PARAMETER)
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self.treeWidget.addTopLevelItem(nodeItem)
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def _displayNode(self, node):
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ctrl = self._nodeCtrls.get(node, None)
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if ctrl is None:
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ctrl = self._nodeCtrls[node] = NodeCtrl(self._nodes[node])
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self._replaceCtrlWidget(ctrl)
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def _displayModule(self, node, module):
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self._replaceCtrlWidget(ModuleCtrl(self._nodes[node], module))
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def _replaceCtrlWidget(self, new):
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old = self.splitter.widget(1).layout().takeAt(0)
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if old:
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old.widget().hide()
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self.splitter.widget(1).layout().addWidget(new)
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new.show()
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self._currentWidget = new
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