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frappy/secop/gui/cfg_editor/mainwindow.py
Markus Zolliker c1164568ae further fixes of py3 issues 
complaints by pylint are mainly related to
- remove object from base list in class definitions
- unnecessary else/elif after return/raise

Change-Id: I13d15449149cc8bba0562338d0c9c42e97163bdf
Reviewed-on: https://forge.frm2.tum.de/review/c/sine2020/secop/playground/+/21325
Tested-by: JenkinsCodeReview <bjoern_pedersen@frm2.tum.de>
Reviewed-by: Markus Zolliker <markus.zolliker@psi.ch>
2019-09-26 14:15:48 +02:00

227 lines
8.2 KiB
Python
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# -*- coding: utf-8 -*-
# *****************************************************************************
#
# This program is free software; you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free Software
# Foundation; either version 2 of the License, or (at your option) any later
# version.
#
# This program 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 General Public License for more
# details.
#
# You should have received a copy of the GNU General Public License along with
# this program; if not, write to the Free Software Foundation, Inc.,
# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# Module authors:
# Sandra Seger <sandra.seger@frm2.tum.de>
#
# *****************************************************************************
import os
from secop.gui.qt import QMainWindow, QMessageBox
from secop.gui.cfg_editor.node_display import NodeDisplay
from secop.gui.cfg_editor.utils import loadUi, get_file_paths
from secop.gui.cfg_editor.widgets import TabBar
# TODO move secop mainwinodw to gui/client and all specific stuff
NODE = 'node'
MODULE = 'module'
INTERFACE = 'interface'
PARAMETER = 'parameter'
PROPERTY = 'property'
COMMENT = 'comment'
class MainWindow(QMainWindow):
def __init__(self, file_path=None, parent=None):
QMainWindow.__init__(self, parent)
loadUi(self, 'mainwindow.ui')
self.tabWidget.currentChanged.connect(self.tab_relevant_btns_disable)
if file_path is None:
self.tab_relevant_btns_disable(-1)
else:
self.duplicate_btn.setEnabled(False)
self.delete_btn.setEnabled(False)
self.tabWidget.setTabBar(TabBar())
self.tabWidget.tabBar().tabCloseRequested.connect(self.close_tab)
self.open_file(file_path)
self.new_files = 0
def on_actionNew(self):
name = 'unnamed_%i.cfg' % self.new_files if self.new_files else \
'unnamed.cfg'
self.new_node(name)
self.new_files += 1
def on_actionOpen(self):
file_paths = get_file_paths(self)
for file_path in file_paths:
self.open_file(file_path)
def on_actionSave(self):
self.save_tab(self.tabWidget.currentIndex())
def on_actionSave_as(self):
self.save_tab(self.tabWidget.currentIndex(), True)
def on_action_Close(self):
self.close_tab(self.tabWidget.currentIndex())
def on_actionQuit(self):
self.close()
def on_actionAbout(self):
QMessageBox.about(
self, 'About cfg-editor',
'''
<h2>About cfg-editor</h2>
<p style="font-style: italic">
(C) 2019 MLZ instrument control
</p>
<p>
cfg-editor is a graphical interface for editing
FRAPPY-configuration-files.
</p>
<h3>Author:</h3>
<ul>
<li>Copyright (C) 2019
<a href="mailto:sandra.seger@frm2.tum.de">Sandra Seger</a>
</li>
</ul>
<p>
cfg-editor is published under the
<a href="http://www.gnu.org/licenses/gpl.html">GPL
(GNU General Public License)</a>
</p>
''')
def on_add_module(self):
self.tabWidget.currentWidget().tree_widget.add_module()
def on_add_interface(self):
self.tabWidget.currentWidget().tree_widget.add_interface()
def on_add_parameter(self):
self.tabWidget.currentWidget().tree_widget.add_parameter()
def on_add_property(self):
self.tabWidget.currentWidget().tree_widget.add_property()
def on_add_comment(self):
self.tabWidget.currentWidget().tree_widget.add_comment()
def on_duplicate(self):
self.tabWidget.currentWidget().tree_widget.duplicate()
def on_delete(self):
self.tabWidget.currentWidget().tree_widget.delete()
def open_file(self, file_path):
for i in range(0, self.tabWidget.count()):
if self.tabWidget.widget(i).tree_widget.file_path == file_path:
self.tabWidget.setCurrentIndex(i)
return
if file_path:
self.new_node(os.path.basename(file_path), file_path)
def close_tab(self, index):
if self.tabWidget.widget(index).saved:
reply = QMessageBox.Close
else:
reply = self.show_save_message(self.tabWidget.tabText(index))
if reply == QMessageBox.Cancel:
return
if reply == QMessageBox.Save:
self.save_tab(index)
self.tabWidget.removeTab(index)
def save_tab(self, index, save_as=False):
widget = self.tabWidget.widget(index)
if widget.tree_widget.save(save_as):
self.tabWidget.setTabText(index, os.path.basename(
widget.tree_widget.file_path))
def closeEvent(self, event):
if self.tabWidget.count():
reply = None
for i in range(0, self.tabWidget.count()):
if not self.tabWidget.widget(i).saved:
reply = self.show_save_message()
break
if not reply:
reply = QMessageBox.Close
if reply == QMessageBox.Cancel:
event.ignore()
return
if reply == QMessageBox.Save:
for i in range(0, self.tabWidget.count()):
self.save_tab(i)
event.accept()
def show_save_message(self, file_name=''):
if file_name:
file_name = ' in "%s"' % file_name
return QMessageBox.question(self, 'Save file?', '''
<h2>Do you want to save changes%s?</h2>
<p>
Your changes will be lost if you don't save them!
</p>
''' % file_name,
QMessageBox.Cancel | QMessageBox.Close |
QMessageBox.Save, QMessageBox.Save)
def new_node(self, name, file_path=None):
node = NodeDisplay(file_path)
if node.created:
node.tree_widget.currentItemChanged.connect(self.disable_btns)
self.tabWidget.setCurrentIndex(self.tabWidget.addTab(node, name))
def disable_btns(self, current, previous):
cur_kind = current.kind if current else None
self.add_parameter_btn.setEnabled(True)
self.add_property_btn.setEnabled(True)
self.add_comment_btn.setEnabled(True)
self.duplicate_btn.setEnabled(True)
self.delete_btn.setEnabled(True)
if cur_kind is None:
self.add_parameter_btn.setEnabled(False)
self.add_property_btn.setEnabled(False)
self.add_comment_btn.setEnabled(False)
self.duplicate_btn.setEnabled(False)
self.delete_btn.setEnabled(False)
elif cur_kind not in [MODULE, INTERFACE]:
self.duplicate_btn.setEnabled(False)
if cur_kind == NODE:
self.duplicate_btn.setEnabled(False)
self.delete_btn.setEnabled(False)
elif cur_kind == INTERFACE:
self.add_parameter_btn.setEnabled(False)
elif cur_kind == PARAMETER:
self.add_parameter_btn.setEnabled(False)
elif cur_kind == PROPERTY:
self.add_parameter_btn.setEnabled(False)
self.add_property_btn.setEnabled(False)
elif cur_kind == COMMENT:
self.add_parameter_btn.setEnabled(False)
self.add_property_btn.setEnabled(False)
self.add_comment_btn.setEnabled(False)
def tab_relevant_btns_disable(self, index):
if index == -1:
enable = False
self.duplicate_btn.setEnabled(enable)
self.delete_btn.setEnabled(enable)
else:
enable = True
self.save_btn.setEnabled(enable)
self.add_module_btn.setEnabled(enable)
self.add_interface_btn.setEnabled(enable)
self.add_parameter_btn.setEnabled(enable)
self.add_property_btn.setEnabled(enable)
self.add_comment_btn.setEnabled(enable)
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