/usr/lib/python2.7/dist-packages/chaco/shell/plot_window.py is in python-chaco 4.4.1-1.2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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"""
from enable.api import Window
from chaco.shell.scaly_plot import ScalyPlot
from traits.etsconfig.api import ETSConfig
if ETSConfig.toolkit == "wx":
import wx
class PlotWindow(wx.Frame):
""" A window for holding top-level plot containers.
Contains many utility methods for controlling the appearance of the
window, which mostly pass through to underlying WX calls.
"""
def __init__(self, is_image=False, bgcolor="white",
image_default_origin="top left", *args, **kw):
kw.setdefault("size", (600,600))
wx.Frame.__init__(self, None, *args, **kw )
# Some defaults which should be overridden by preferences.
self.bgcolor = bgcolor
self.image_default_origin = image_default_origin
# Create an empty top-level container
if is_image:
top_container = self._create_top_img_container()
else:
top_container = self._create_top_container()
# The PlotSession of which we are a part. We need to know this in order
# to notify it of our being closed, etc.
self.session = None
# Create the Enable Window object, and store a reference to it.
# (This will be handy later.) The Window requires a WX parent object
# as its first argument, so we just pass 'self'.
self.plot_window = Window(self, component=top_container)
# We'll create a default sizer to put our plot_window in.
sizer = wx.BoxSizer(wx.HORIZONTAL)
# Since Window is an Enable object, we need to get its corresponding
# WX control. This is stored in its ".control" attribute.
sizer.Add(self.plot_window.control, 1, wx.EXPAND)
# Hook up event handlers for destroy, etc.
wx.EVT_WINDOW_DESTROY(self, self._on_window_close)
# More WX boilerplate.
self.SetSizer(sizer)
self.SetAutoLayout(True)
self.Show(True)
return
def get_container(self):
return self.plot_window.component
def set_container(self, container):
self.plot_window.component = container
def iconize(self, iconize):
"""Iconizes the window if *iconize* is True.
"""
self.Iconize(iconize)
def maximize(self, maximize):
""" If *maximize* is True, maximizes the window size; restores if False.
"""
self.Maximize(maximize)
def set_size(self, width, height):
self.SetSize((width, height))
def set_title(self, title):
self.SetTitle(title)
def raise_window(self):
"""Raises this window to the top of the window hierarchy.
"""
self.Raise()
def close(self):
self.Close()
# This is a Python property because this is not a HasTraits subclass.
container = property(get_container, set_container)
#------------------------------------------------------------------------
# Private methods
#------------------------------------------------------------------------
def _create_top_container(self):
plot = ScalyPlot(
padding=50,
fill_padding=True,
bgcolor=self.bgcolor,
use_backbuffer=True,
)
return plot
def _create_top_img_container(self):
plot = ScalyPlot(
padding=50,
fill_padding=True,
bgcolor=self.bgcolor,
use_backbuffer=True,
default_origin=self.image_default_origin,
)
return plot
def _on_window_close(self, event):
if self.session:
try:
ndx = self.session.windows.index(self)
self.session.del_window(ndx)
except ValueError:
pass
elif ETSConfig.toolkit == "qt4":
from pyface.qt import QtCore, QtGui
class PlotWindow(QtGui.QFrame):
""" A window for holding top-level plot containers.
Contains many utility methods for controlling the appearance of the
window, which mostly pass through to underlying Qt calls.
"""
def __init__(self, is_image=False, bgcolor="white",
image_default_origin="top left", *args, **kw):
if 'size' in kw and isinstance(kw['size'], tuple):
# Convert to a QSize.
kw['size'] = QtCore.QSize(*kw['size'])
super(PlotWindow, self).__init__(None, *args, **kw )
# Some defaults which should be overridden by preferences.
self.bgcolor = bgcolor
self.image_default_origin = image_default_origin
# Create an empty top-level container
if is_image:
top_container = self._create_top_img_container()
else:
top_container = self._create_top_container()
# The PlotSession of which we are a part. We need to know this in order
# to notify it of our being closed, etc.
self.session = None
# Create the Enable Window object, and store a reference to it.
# (This will be handy later.) The Window requires a parent object
# as its first argument, so we just pass 'self'.
self.plot_window = Window(self, component=top_container)
layout = QtGui.QVBoxLayout()
layout.setContentsMargins(0, 0, 0, 0)
layout.addWidget(self.plot_window.control)
self.setLayout(layout)
size = kw.get("size", QtCore.QSize(600,600))
self.set_size(size.width(), size.height())
self.show()
def get_container(self):
return self.plot_window.component
def set_container(self, container):
self.plot_window.component = container
def iconize(self, iconize):
"""Iconizes the window if *iconize* is True.
"""
if iconize:
self.showMinimized()
else:
self.showNormal()
def maximize(self, maximize):
""" If *maximize* is True, maximizes the window size; restores if False.
"""
if maximize:
self.showMaximized()
else:
self.showNormal()
def set_size(self, width, height):
self.resize(width, height)
def set_title(self, title):
self.setWindowTitle(title)
def raise_window(self):
"""Raises this window to the top of the window hierarchy.
"""
self.raise_()
# This is a Python property because this is not a HasTraits subclass.
container = property(get_container, set_container)
#------------------------------------------------------------------------
# Private methods
#------------------------------------------------------------------------
def _create_top_container(self):
plot = ScalyPlot(
padding=50,
fill_padding=True,
bgcolor=self.bgcolor,
use_backbuffer=True,
)
return plot
def _create_top_img_container(self):
plot = ScalyPlot(
padding=50,
fill_padding=True,
bgcolor=self.bgcolor,
use_backbuffer=True,
default_origin=self.image_default_origin,
)
return plot
def closeEvent(self, event):
if self.session:
try:
ndx = self.session.windows.index(self)
self.session.del_window(ndx)
except ValueError:
pass
else:
pass
# EOF
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