Source code for lib_openmolar.admin.qt4.classes.tab_widget
#! /usr/bin/env python
# -*- coding: utf-8 -*-
###############################################################################
## ##
## Copyright 2010, Neil Wallace <rowinggolfer@googlemail.com> ##
## ##
## 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 3 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, see <http://www.gnu.org/licenses/>. ##
## ##
###############################################################################
from PyQt4 import QtCore, QtGui
from lib_openmolar.common.qt4.widgets.closeable_tab_widget \
import ClosableTabWidget
from lib_openmolar.admin.qt4.classes.known_server_widget \
import KnownServerWidget
[docs]class AdminTabWidget(ClosableTabWidget):
'''
a minor re-implementation of the closeabletabwidget from openmolar common
uses a toolbutton as the right widget, and has some custom signals
'''
[docs] def __init__(self, parent=None):
ClosableTabWidget.__init__(self, parent)
self.currentChanged.connect(self._tab_changed)
self.known_server_widget = KnownServerWidget()
self.addTab(self.known_server_widget, _("Known Servers"))
[docs] def closeAll(self):
'''
re-implement the base class method
'''
result = self.count() <= 1
if self.count() > 1:
result = ClosableTabWidget.closeAll(self,
_("End All Postgres Sessions and"))
if result:
self.addTab(self.known_server_widget, _("Known Servers"))
LOGGER.debug("emitting end_pg_session signal")
self.emit(QtCore.SIGNAL("end_pg_session"))
return result
def _tab_changed(self, i):
try:
## if the current widget is a query tool, the query history
## may have been updated by another instance
self.widget(i).get_history()
except AttributeError:
## fail quietly!
pass
[docs] def new_query(self):
LOGGER.debug("%s new_query called"% self)
try:
tool = self.currentWidget()
tool.add_query_editor()
tool.set_session(tool.pg_session)
except AttributeError:
LOGGER.debug("cannot add a new query to %s"% tool)
[docs] def new_table(self):
LOGGER.debug("%s new_table called"% self)
try:
tool = self.currentWidget()
tool.add_table()
tool.set_session(tool.pg_session)
except AttributeError:
LOGGER.debug("cannot add a new table to %s"% tool)
[docs] def addTab(self, *args):
ClosableTabWidget.addTab(self, *args)
self.setCurrentIndex(self.count()-1)
def _test():
import gettext
gettext.install("")
app = QtGui.QApplication([])
mw = QtGui.QMainWindow()
atw = AdminTabWidget()
label1 = QtGui.QLabel("Placeholder1")
label2 = QtGui.QLabel("Placeholder2")
atw.addTab(label1, "one")
atw.addTab(label2, "two")
mw.setCentralWidget(atw)
mw.show()
app.exec_()
if __name__ == "__main__":
_test()
