Poodletooth-iLand/panda/python/Lib/site-packages/wx/py/crustslices.py
2015-03-06 06:11:40 -06:00

410 lines
15 KiB
Python

"""PySlices combines the slices and filling into one control."""
__author__ = "David N. Mashburn <david.n.mashburn@gmail.com> / "
__author__ += "Patrick K. O'Brien <pobrien@orbtech.com>"
import wx
import os
import pprint
import re
import sys
from . import dispatcher
from . import crust
from . import document
from . import editwindow
from . import editor
from .filling import Filling
from . import frame
from .sliceshell import SlicesShell
from .version import VERSION
class CrustSlices(crust.Crust):
"""Slices based on SplitterWindow."""
name = 'Slices'
sashoffset = 300
def __init__(self, parent, id=-1, pos=wx.DefaultPosition,
size=wx.DefaultSize, style=wx.SP_3D|wx.SP_LIVE_UPDATE,
name='Slices Window', rootObject=None, rootLabel=None,
rootIsNamespace=True, intro='', locals=None,
InterpClass=None,
startupScript=None, execStartupScript=True,
showPySlicesTutorial=True,
enableShellMode=False, hideFoldingMargin=False,
*args, **kwds):
"""Create CrustSlices instance."""
wx.SplitterWindow.__init__(self, parent, id, pos, size, style, name)
# Turn off the tab-traversal style that is automatically
# turned on by wx.SplitterWindow. We do this because on
# Windows the event for Ctrl-Enter is stolen and used as a
# navigation key, but the SlicesShell window uses it to insert lines.
style = self.GetWindowStyle()
self.SetWindowStyle(style & ~wx.TAB_TRAVERSAL)
self.sliceshell = SlicesShell(parent=self, introText=intro,
locals=locals, InterpClass=InterpClass,
startupScript=startupScript,
execStartupScript=execStartupScript,
showPySlicesTutorial=showPySlicesTutorial,
enableShellMode=enableShellMode,
hideFoldingMargin=hideFoldingMargin,
*args, **kwds)
self.editor = self.sliceshell
self.shell = self.sliceshell
if rootObject is None:
rootObject = self.sliceshell.interp.locals
self.notebook = wx.Notebook(parent=self, id=-1)
self.sliceshell.interp.locals['notebook'] = self.notebook
self.filling = Filling(parent=self.notebook,
rootObject=rootObject,
rootLabel=rootLabel,
rootIsNamespace=rootIsNamespace)
# Add 'filling' to the interpreter's locals.
self.sliceshell.interp.locals['filling'] = self.filling
self.notebook.AddPage(page=self.filling, text='Namespace', select=True)
self.display = crust.Display(parent=self.notebook)
self.notebook.AddPage(page=self.display, text='Display')
# Add 'pp' (pretty print) to the interpreter's locals.
self.sliceshell.interp.locals['pp'] = self.display.setItem
self.display.nbTab = self.notebook.GetPageCount()-1
self.calltip = crust.Calltip(parent=self.notebook,ShellClassName='SlicesShell')
self.notebook.AddPage(page=self.calltip, text='Calltip')
self.sessionlisting = crust.SessionListing(parent=self.notebook,ShellClassName='SlicesShell')
self.notebook.AddPage(page=self.sessionlisting, text='History')
self.dispatcherlisting = crust.DispatcherListing(parent=self.notebook)
self.notebook.AddPage(page=self.dispatcherlisting, text='Dispatcher')
# Initialize in an unsplit mode, and check later after loading
# settings if we should split or not.
self.sliceshell.Hide()
self.notebook.Hide()
self.Initialize(self.sliceshell)
self._shouldsplit = True
wx.CallAfter(self._CheckShouldSplit)
self.SetMinimumPaneSize(100)
self.Bind(wx.EVT_SIZE, self.SplitterOnSize)
self.Bind(wx.EVT_SPLITTER_SASH_POS_CHANGED, self.OnChanged)
self.Bind(wx.EVT_SPLITTER_DCLICK, self.OnSashDClick)
class CrustSlicesFrame(crust.CrustFrame):
"""Frame containing all the PySlices components."""
name = 'SliceFrame'
def __init__(self, parent=None, id=-1, title='PySlices',
pos=wx.DefaultPosition, size=wx.DefaultSize,
style=wx.DEFAULT_FRAME_STYLE,
rootObject=None, rootLabel=None, rootIsNamespace=True,
locals=None, InterpClass=None,
config=None, dataDir=None, filename=None,
*args, **kwds):
"""Create CrustFrame instance."""
frame.Frame.__init__(self, parent, id, title, pos, size, style,
shellName='PySlices')
frame.ShellFrameMixin.__init__(self, config, dataDir)
if size == wx.DefaultSize:
self.SetSize((800, 600))
intro = 'PySlices %s - The Flakiest Python Shell... Cut up!' % VERSION
self.SetStatusText(intro.replace('\n', ', '))
self.crust = CrustSlices(parent=self, intro=intro,
rootObject=rootObject,
rootLabel=rootLabel,
rootIsNamespace=rootIsNamespace,
locals=locals,
InterpClass=InterpClass,
startupScript=self.startupScript,
execStartupScript=self.execStartupScript,
showPySlicesTutorial=self.showPySlicesTutorial,
enableShellMode=self.enableShellMode,
hideFoldingMargin=self.hideFoldingMargin,
*args, **kwds)
self.sliceshell = self.crust.sliceshell
self.buffer = self.sliceshell.buffer
# Override the filling so that status messages go to the status bar.
self.crust.filling.tree.setStatusText = self.SetStatusText
# Override the shell so that status messages go to the status bar.
self.sliceshell.setStatusText = self.SetStatusText
self.sliceshell.SetFocus()
self.LoadSettings()
self.currentDirectory = os.path.expanduser('~')
if filename!=None:
self.bufferOpen(filename)
self.Bind(wx.EVT_IDLE, self.OnIdle)
def OnClose(self, event):
"""Event handler for closing."""
self.bufferClose()
def OnAbout(self, event):
"""Display an About window."""
title = 'About PySlices'
text = 'PySlices %s\n\n' % VERSION + \
'Yet another Python shell, only flakier.\n\n' + \
'Half-baked by Patrick K. O\'Brien,\n' + \
'the other half is still in the oven.\n\n' + \
'Platform: %s\n' % sys.platform + \
'Python Version: %s\n' % sys.version.split()[0] + \
'wxPython Version: %s\n' % wx.VERSION_STRING + \
('\t(%s)\n' % ", ".join(wx.PlatformInfo[1:]))
dialog = wx.MessageDialog(self, text, title,
wx.OK | wx.ICON_INFORMATION)
dialog.ShowModal()
dialog.Destroy()
def OnEnableShellMode(self,event):
"""Change between Slices Mode and Shell Mode"""
frame.Frame.OnEnableShellMode(self,event)
self.sliceshell.ToggleShellMode(self.enableShellMode)
def OnHideFoldingMargin(self,event):
"""Change between Slices Mode and Shell Mode"""
frame.Frame.OnHideFoldingMargin(self,event)
self.sliceshell.ToggleFoldingMargin(self.hideFoldingMargin)
# Stolen Straight from editor.EditorFrame
# Modified a little... :)
# ||
# \/
def OnIdle(self, event):
"""Event handler for idle time."""
self._updateTitle()
event.Skip()
def _updateTitle(self):
"""Show current title information."""
title = self.GetTitle()
if self.bufferHasChanged():
if title.startswith('* '):
pass
else:
self.SetTitle('* ' + title)
else:
if title.startswith('* '):
self.SetTitle(title[2:])
def hasBuffer(self):
"""Return True if there is a current buffer."""
if self.buffer:
return True
else:
return False
def bufferClose(self):
"""Close buffer."""
if self.buffer.hasChanged():
cancel = self.bufferSuggestSave()
if cancel:
#event.Veto()
return cancel
self.SaveSettings()
self.crust.sliceshell.destroy()
self.bufferDestroy()
self.Destroy()
return False
def bufferCreate(self, filename=None):
"""Create new buffer."""
self.bufferDestroy()
buffer = Buffer()
self.panel = panel = wx.Panel(parent=self, id=-1)
panel.Bind (wx.EVT_ERASE_BACKGROUND, lambda x: x)
editor = Editor(parent=panel)
panel.editor = editor
sizer = wx.BoxSizer(wx.VERTICAL)
sizer.Add(editor.window, 1, wx.EXPAND)
panel.SetSizer(sizer)
panel.SetAutoLayout(True)
sizer.Layout()
buffer.addEditor(editor)
buffer.open(filename)
self.setEditor(editor)
self.editor.setFocus()
self.SendSizeEvent()
def bufferDestroy(self):
"""Destroy the current buffer."""
if self.buffer:
self.editor = None
self.buffer = None
def bufferHasChanged(self):
"""Return True if buffer has changed since last save."""
if self.buffer:
return self.buffer.hasChanged()
else:
return False
def bufferNew(self):
"""Create new buffer."""
cancel = self.bufferSuggestSave()
if cancel:
return cancel
self.sliceshell.clear()
self.SetTitle( 'PySlices')
self.sliceshell.NeedsCheckForSave=False
self.sliceshell.SetSavePoint()
self.buffer.doc = document.Document()
self.buffer.name = 'This shell'
self.buffer.modulename = self.buffer.doc.filebase
#self.bufferCreate()
cancel = False
return cancel
def bufferOpen(self,file=None):
"""Open file in buffer."""
if self.bufferHasChanged():
cancel = self.bufferSuggestSave()
if cancel:
return cancel
if file==None:
file=wx.FileSelector('Open a PySlices File',
wildcard='*.pyslices',
default_path=self.currentDirectory)
if file!=None and file!=u'':
fid=open(file,'r')
self.sliceshell.LoadPySlicesFile(fid)
fid.close()
self.currentDirectory = os.path.split(file)[0]
self.SetTitle( os.path.split(file)[1] + ' - PySlices')
self.sliceshell.NeedsCheckForSave=False
self.sliceshell.SetSavePoint()
self.buffer.doc = document.Document(file)
self.buffer.name = self.buffer.doc.filename
self.buffer.modulename = self.buffer.doc.filebase
self.sliceshell.ScrollToLine(0)
return
## def bufferPrint(self):
## """Print buffer."""
## pass
## def bufferRevert(self):
## """Revert buffer to version of file on disk."""
## pass
# was self.buffer.save(self): # """Save buffer."""
def simpleSave(self,confirmed=False):
filepath = self.buffer.doc.filepath
self.buffer.confirmed = confirmed
if not filepath:
return # XXX Get filename
if not os.path.exists(filepath):
self.buffer.confirmed = True
if not self.buffer.confirmed:
self.buffer.confirmed = self.buffer.overwriteConfirm(filepath)
if self.buffer.confirmed:
try:
fid = open(filepath, 'wb')
self.sliceshell.SavePySlicesFile(fid)
finally:
if fid:
fid.close()
self.sliceshell.SetSavePoint()
self.SetTitle( os.path.split(filepath)[1] + ' - PySlices')
self.sliceshell.NeedsCheckForSave=False
def bufferSave(self):
"""Save buffer to its file."""
if self.buffer.doc.filepath:
# self.buffer.save()
self.simpleSave(confirmed=True)
cancel = False
else:
cancel = self.bufferSaveAs()
return cancel
def bufferSaveAs(self):
"""Save buffer to a new filename."""
if self.bufferHasChanged() and self.buffer.doc.filepath:
cancel = self.bufferSuggestSave()
if cancel:
return cancel
filedir = ''
if self.buffer and self.buffer.doc.filedir:
filedir = self.buffer.doc.filedir
result = editor.saveSingle(title='Save PySlices File',directory=filedir,
wildcard='PySlices Files (*.pyslices)|*.pyslices')
if result.path not in ['',None]:
if result.path[-9:]!=".pyslices":
result.path+=".pyslices"
self.buffer.doc = document.Document(result.path)
self.buffer.name = self.buffer.doc.filename
self.buffer.modulename = self.buffer.doc.filebase
self.simpleSave(confirmed=True) # allow overwrite
cancel = False
else:
cancel = True
return cancel
def bufferSaveACopy(self):
"""Save buffer to a new filename."""
filedir = ''
if self.buffer and self.buffer.doc.filedir:
filedir = self.buffer.doc.filedir
result = editor.saveSingle(title='Save a Copy of PySlices File',directory=filedir,
wildcard='PySlices Files (*.pyslices)|*.pyslices')
if result.path not in ['',None]:
if result.path[-9:]!=".pyslices":
result.path+=".pyslices"
# if not os.path.exists(result.path):
try: # Allow overwrite...
fid = open(result.path, 'wb')
self.sliceshell.SavePySlicesFile(fid)
finally:
if fid:
fid.close()
cancel = False
else:
cancel = True
return cancel
def bufferSuggestSave(self):
"""Suggest saving changes. Return True if user selected Cancel."""
result = editor.messageDialog(parent=None,
message='%s has changed.\n'
'Would you like to save it first'
'?' % self.buffer.name,
title='Save current file?',
style=wx.YES_NO | wx.CANCEL | wx.NO_DEFAULT |
wx.CENTRE | wx.ICON_QUESTION )
if result.positive:
cancel = self.bufferSave()
else:
cancel = result.text == 'Cancel'
return cancel
def updateNamespace(self):
"""Update the buffer namespace for autocompletion and calltips."""
if self.buffer.updateNamespace():
self.SetStatusText('Namespace updated')
else:
self.SetStatusText('Error executing, unable to update namespace')