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Uppercase constant keycode in utils.js
Uppercase constant keycode in utils.js

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ipythonx.py
118 lines | 3.2 KiB | text/x-python | PythonLexer
"""
Entry point for a simple application giving a graphical frontend to
ipython.
"""
try:
import wx
except ImportError, e:
e.args[0] = """%s
________________________________________________________________________________
You need wxPython to run this application.
""" % e.args[0]
raise e
from wx_frontend import WxController
import __builtin__
class IPythonXController(WxController):
""" Sub class of WxController that adds some application-specific
bindings.
"""
debug = False
def __init__(self, *args, **kwargs):
WxController.__init__(self, *args, **kwargs)
self.ipython0.ask_exit = self.do_exit
# Scroll to top
maxrange = self.GetScrollRange(wx.VERTICAL)
self.ScrollLines(-maxrange)
def _on_key_down(self, event, skip=True):
# Intercept Ctrl-D to quit
if event.KeyCode == ord('D') and event.ControlDown() and \
self.input_buffer == '' and \
self._input_state == 'readline':
wx.CallAfter(self.ask_exit)
else:
WxController._on_key_down(self, event, skip=skip)
def ask_exit(self):
""" Ask the user whether to exit.
"""
self._input_state = 'subprocess'
self.write('\n', refresh=False)
self.capture_output()
self.ipython0.exit()
self.release_output()
if not self.ipython0.exit_now:
wx.CallAfter(self.new_prompt,
self.input_prompt_template.substitute(
number=self.last_result['number'] + 1))
else:
wx.CallAfter(wx.GetApp().Exit)
self.write('Exiting ...', refresh=False)
def do_exit(self):
""" Exits the interpreter, kills the windows.
"""
WxController.do_exit(self)
self.release_output()
wx.CallAfter(wx.Exit)
class IPythonX(wx.Frame):
""" Main frame of the IPythonX app.
"""
def __init__(self, parent, id, title, debug=False):
wx.Frame.__init__(self, parent, id, title, size=(300,250))
self._sizer = wx.BoxSizer(wx.VERTICAL)
self.shell = IPythonXController(self, debug=debug)
self._sizer.Add(self.shell, 1, wx.EXPAND)
self.SetSizer(self._sizer)
self.SetAutoLayout(1)
self.Show(True)
wx.EVT_CLOSE(self, self.on_close)
def on_close(self, event):
""" Called on closing the windows.
Stops the event loop, to close all the child windows.
"""
wx.CallAfter(wx.Exit)
def main():
from optparse import OptionParser
usage = """usage: %prog [options]
Simple graphical frontend to IPython, using WxWidgets."""
parser = OptionParser(usage=usage)
parser.add_option("-d", "--debug",
action="store_true", dest="debug", default=False,
help="Enable debug message for the wx frontend.")
options, args = parser.parse_args()
# Clear the options, to avoid having the ipython0 instance complain
import sys
sys.argv = sys.argv[:1]
app = wx.PySimpleApp()
frame = IPythonX(None, wx.ID_ANY, 'IPythonX', debug=options.debug)
frame.shell.SetFocus()
frame.shell.app = app
frame.SetSize((680, 460))
app.MainLoop()
if __name__ == '__main__':
main()