#------------------------------------------------------------------------------
# Copyright (c) 2012, Enthought, Inc.
# All rights reserved.
#------------------------------------------------------------------------------
from .qt.QtGui import QMdiArea
from .qt_constraints_widget import QtConstraintsWidget
from .qt_mdi_window import QtMdiWindow
[docs]class QtMdiArea(QtConstraintsWidget):
""" A Qt implementation of an Enaml MdiArea.
"""
#--------------------------------------------------------------------------
# Setup Methods
#--------------------------------------------------------------------------
[docs] def create_widget(self, parent, tree):
""" Create the underlying QMdiArea widget.
"""
return QMdiArea(parent)
[docs] def init_layout(self):
""" Initialize the layout for the underlying control.
"""
super(QtMdiArea, self).init_layout()
widget = self.widget()
for child in self.children():
if isinstance(child, QtMdiWindow):
widget.addSubWindow(child.widget())
#--------------------------------------------------------------------------
# Child Events
#--------------------------------------------------------------------------
[docs] def child_removed(self, child):
""" Handle the child removed event for a QtMdiArea.
"""
if isinstance(child, QtMdiWindow):
self.widget().removeSubWindow(child.widget())
[docs] def child_added(self, child):
""" Handle the child added event for a QtMdiArea.
"""
# The size hint of a QMdiArea is typically quite large and the
# size hint constraints are usually ignored. There is no need
# to notify of a change in size hint here.
if isinstance(child, QtMdiWindow):
self.widget().addSubWindow(child.widget())