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""" Defines the concrete top-level Enable 'Window' class for the wxPython GUI
toolkit, based on the kiva driver for OS X.
"""
# Major library imports.
import wx
# Enthought library imports.
from enthought.kiva.backend_wx import gc_for_dc
# Local imports.
from window import Window
class MacWindow(Window):
""" An Enable Window for wxPython GUIs on OS X.
"""
#### 'Window' interface ####################################################
def __init__(self, parent, wid=-1, pos=wx.DefaultPosition,
size=wx.DefaultSize, **traits):
Window.__init__(self, parent, wid=wid, pos=pos, size=size, **traits)
#self.memDC = wx.MemoryDC()
return
def _create_gc(self, size, pix_format="bgra32"):
self.dc = wx.ClientDC(self.control)
gc = gc_for_dc(self.dc)
gc.begin()
return gc
def _window_paint(self, event):
self.dc = None
self._gc = None # force a new gc to be created for the next paint()
#### 'AbstractWindow' interface ############################################
def _paint(self, event=None):
size = self._get_control_size()
if (self._size != tuple(size)) or (self._gc is None):
self._gc = self._create_gc(size)
self._size = tuple(size)
gc = self._gc
gc.begin()
gc.clear(self.bgcolor_)
if hasattr(self.component, "do_layout"):
self.component.do_layout()
self.component.draw(gc, view_bounds=(0, 0, size[0], size[1]))
self._window_paint(event)
gc.end()
return
#### EOF #######################################################################
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