Source code for lib_openmolar.common.qt4.widgets.font_options_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 QtGui, QtCore
[docs]class FontOptionsWidget(QtGui.QWidget):
'''
a widget, added at runtime to the preferences dialog,
standard fonts dialog
'''
[docs] def __init__(self, parent=None):
QtGui.QWidget.__init__(self, parent)
try:
self.systemFont = parent.system_font
self.initialFont = parent.font()
except AttributeError:
font = QtGui.QApplication.instance().font()
self.systemFont = font
self.initialFont = font
self.fontdialog = QtGui.QFontDialog()
self.fontdialog.setCurrentFont(self.initialFont)
self.fontdialog.setOption(self.fontdialog.NoButtons)
buttonBox = QtGui.QDialogButtonBox(self)
buttonBox.addButton(buttonBox.Apply)
self.resetBut = buttonBox.addButton(_("Reset to Original Font"),
buttonBox.RejectRole)
self.systemBut = buttonBox.addButton(_("Use System Font"),
buttonBox.ResetRole)
layout = QtGui.QVBoxLayout(self)
layout.addWidget(self.fontdialog)
layout.addWidget(buttonBox)
self.connect(buttonBox, QtCore.SIGNAL("clicked (QAbstractButton *)"),
self.apply)
[docs] def apply(self, but):
if but == self.resetBut:
self.fontdialog.setCurrentFont(self.initialFont)
elif but == self.systemBut:
self.fontdialog.setCurrentFont(self.systemFont)
QtGui.QApplication.instance().setFont(self.fontdialog.currentFont())
def _test():
app = QtGui.QApplication([])
widg = FontOptionsWidget()
widg.show()
app.exec_()
if __name__ == "__main__":
import gettext
gettext.install("")
_test()
