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Updated PyCrust code from Patrick

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@16755 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robin Dunn 2002-08-24 21:44:57 +00:00
parent 54f07ec450
commit d8a2af5091
4 changed files with 142 additions and 75 deletions
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10
wxPython/wxPython/lib/PyCrust/crust.py
View File

@ -8,6 +8,7 @@ from wxPython.wx import *
from shell import Shell
from filling import Filling
from version import VERSION
import os
class Crust(wxSplitterWindow):
@ -55,12 +56,9 @@ class CrustFrame(wxFrame, ShellMenu):
intro += '\nSponsored by Orbtech - Your source for Python programming expertise.'
self.CreateStatusBar()
self.SetStatusText(intro.replace('\n', ', '))
import os
filename = os.path.join(os.path.dirname(__file__), 'PyCrust.ico')
icon = wxIcon(filename, wxBITMAP_TYPE_ICO)
self.SetIcon(icon)
self.crust = Crust(parent=self, intro=intro, \
rootObject=rootObject, \
rootLabel=rootLabel, \
@ -78,6 +76,10 @@ class CrustFrame(wxFrame, ShellMenu):
# Temporary hack to share menus between PyCrust and PyShell.
self.shell = self.crust.shell
self.createMenus()
EVT_CLOSE(self, self.OnCloseWindow)
def OnCloseWindow(self, event):
self.crust.shell.destroy()
self.Destroy()

77
wxPython/wxPython/lib/PyCrust/filling.py
View File

@ -14,6 +14,14 @@ import keyword
import sys
import types
COMMONTYPES = [getattr(types, t) for t in dir(types) \
if not t.startswith('_') \
and t not in ('ClassType', 'InstanceType', 'ModuleType')]
try:
COMMONTYPES.append(type(''.__repr__)) # Method-wrapper in version 2.2.x.
except AttributeError:
pass
class FillingTree(wxTreeCtrl):
"""PyCrust FillingTree based on wxTreeCtrl."""
@ -39,40 +47,43 @@ class FillingTree(wxTreeCtrl):
EVT_TREE_ITEM_COLLAPSED(self, self.GetId(), self.OnItemCollapsed)
EVT_TREE_SEL_CHANGED(self, self.GetId(), self.OnSelChanged)
def hasChildren(self, object):
def hasChildren(self, o):
"""Return true if object has children."""
if self.getChildren(object):
if self.getChildren(o):
return true
else:
return false
def getChildren(self, object):
def getChildren(self, o):
"""Return a dictionary with the attributes or contents of object."""
dict = {}
objtype = type(object)
if (objtype is types.DictType) \
or str(objtype)[17:23] == 'BTrees' and hasattr(object, 'keys'):
dict = object
elif (objtype in (types.ClassType, \
types.InstanceType, \
types.ModuleType)) \
or str(objtype)[1:10] == 'extension':
for key in introspect.getAttributeNames(object):
busy = wxBusyCursor()
otype = type(o)
if (otype is types.DictType) \
or str(otype)[17:23] == 'BTrees' and hasattr(o, 'keys'):
return o
d = {}
if otype is types.ListType:
for n in range(len(o)):
key = '[' + str(n) + ']'
d[key] = o[n]
if otype not in COMMONTYPES:
for key in introspect.getAttributeNames(o):
# Believe it or not, some attributes can disappear, such as
# the exc_traceback attribute of the sys module. So this is
# nested in a try block.
try:
dict[key] = getattr(object, key)
d[key] = getattr(o, key)
except:
pass
return dict
return d
def OnItemExpanding(self, event):
busy = wxBusyCursor()
selection = event.GetItem()
if self.IsExpanded(selection):
return
object = self.GetPyData(selection)
children = self.getChildren(object)
o = self.GetPyData(selection)
children = self.getChildren(o)
if not children:
return
list = children.keys()
@ -84,7 +95,7 @@ class FillingTree(wxTreeCtrl):
itemtext = str(item)
# Show string dictionary items with single quotes, except for
# the first level of items, if they represent a namespace.
if type(object) is types.DictType \
if type(o) is types.DictType \
and type(item) is types.StringType \
and (selection != self.root \
or (selection == self.root and not self.rootIsNamespace)):
@ -95,42 +106,44 @@ class FillingTree(wxTreeCtrl):
def OnItemCollapsed(self, event):
"""Remove all children from the item."""
busy = wxBusyCursor()
item = event.GetItem()
self.DeleteChildren(item)
def OnSelChanged(self, event):
busy = wxBusyCursor()
item = event.GetItem()
if item == self.root:
self.setText('')
return
object = self.GetPyData(item)
otype = type(object)
o = self.GetPyData(item)
otype = type(o)
text = ''
text += self.getFullName(item)
text += '\n\nType: ' + str(otype)
try:
value = str(object)
value = str(o)
except:
value = ''
if otype is types.StringType or otype is types.UnicodeType:
value = repr(object)
value = repr(o)
text += '\n\nValue: ' + value
if otype is types.InstanceType:
try:
text += '\n\nClass Definition:\n\n' + \
inspect.getsource(object.__class__)
inspect.getsource(o.__class__)
except:
try:
text += '\n\n"""' + inspect.getdoc(object).strip() + '"""'
text += '\n\n"""' + inspect.getdoc(o).strip() + '"""'
except:
pass
else:
try:
text += '\n\nSource Code:\n\n' + \
inspect.getsource(object)
inspect.getsource(o)
except:
try:
text += '\n\n"""' + inspect.getdoc(object).strip() + '"""'
text += '\n\n"""' + inspect.getdoc(o).strip() + '"""'
except:
pass
self.setText(text)
@ -138,13 +151,13 @@ class FillingTree(wxTreeCtrl):
def getFullName(self, item, partial=''):
"""Return a syntactically proper name for item."""
parent = self.GetItemParent(item)
parentobject = self.GetPyData(parent)
parento = self.GetPyData(parent)
name = self.GetItemText(item)
# Apply dictionary syntax to dictionary items, except the root
# and first level children of a namepace.
if (type(parentobject) is types.DictType \
or str(type(parentobject))[17:23] == 'BTrees' \
and hasattr(parentobject, 'keys')) \
if (type(parento) is types.DictType \
or str(type(parento))[17:23] == 'BTrees' \
and hasattr(parento, 'keys')) \
and ((item != self.root and parent != self.root) \
or (parent == self.root and not self.rootIsNamespace)):
name = '[' + name + ']'
@ -228,6 +241,10 @@ class FillingText(wxStyledTextCtrl):
self.SetTabWidth(4)
self.SetUseTabs(0)
self.SetReadOnly(1)
try:
self.SetWrapMode(1)
except AttributeError:
pass
def setStyles(self, faces):
"""Configure font size, typeface and color for lexer."""

4
wxPython/wxPython/lib/PyCrust/interpreter.py
View File

@ -78,6 +78,10 @@ class Interpreter(InteractiveInterpreter):
sys.stderr = stderr
return more
def getAutoCompleteKeys(self):
"""Return list of auto-completion keycodes."""
return [ord('.')]
def getAutoCompleteList(self, command='', *args, **kwds):
"""Return list of auto-completion options for a command.

114
wxPython/wxPython/lib/PyCrust/shell.py
View File

@ -19,6 +19,8 @@ from pseudo import PseudoFileErr
from version import VERSION
NAVKEYS = (WXK_END, WXK_LEFT, WXK_RIGHT, WXK_UP, WXK_DOWN, WXK_PRIOR, WXK_NEXT)
if wxPlatform == '__WXMSW__':
faces = { 'times' : 'Times New Roman',
'mono' : 'Courier New',
@ -66,6 +68,8 @@ class ShellFacade:
'redirectStdout',
'run',
'runfile',
'wrap',
'zoom',
]
for method in methods:
self.__dict__[method] = getattr(other, method)
@ -160,6 +164,8 @@ class Shell(wxStyledTextCtrl):
stdout=PseudoFileOut(self.writeOut), \
stderr=PseudoFileErr(self.writeErr), \
*args, **kwds)
# Find out for which keycodes the interpreter will autocomplete.
self.autoCompleteKeys = self.interp.getAutoCompleteKeys()
# Keep track of the last non-continuation prompt positions.
self.promptPosStart = 0
self.promptPosEnd = 0
@ -219,6 +225,7 @@ class Shell(wxStyledTextCtrl):
# Do we want to automatically pop up command argument help?
self.autoCallTip = 1
self.CallTipSetBackground(wxColour(255, 255, 232))
self.wrap()
def showIntro(self, text=''):
"""Display introductory text in the shell."""
@ -301,6 +308,10 @@ class Shell(wxStyledTextCtrl):
caretPos = self.GetCurrentPos()
if caretPos > 0:
charBefore = self.GetCharAt(caretPos - 1)
#*** Patch to fix bug in wxSTC for wxPython < 2.3.3.
if charBefore < 0:
charBefore = 32 # Mimic a space.
#***
styleBefore = self.GetStyleAt(caretPos - 1)
# Check before.
@ -311,6 +322,10 @@ class Shell(wxStyledTextCtrl):
# Check after.
if braceAtCaret < 0:
charAfter = self.GetCharAt(caretPos)
#*** Patch to fix bug in wxSTC for wxPython < 2.3.3.
if charAfter < 0:
charAfter = 32 # Mimic a space.
#***
styleAfter = self.GetStyleAt(caretPos)
if charAfter and chr(charAfter) in '[]{}()' \
and styleAfter == wxSTC_P_OPERATOR:
@ -325,20 +340,20 @@ class Shell(wxStyledTextCtrl):
self.BraceHighlight(braceAtCaret, braceOpposite)
def OnChar(self, event):
"""Keypress event handler.
"""Keypress event handler."""
Prevents modification of previously submitted commands/responses."""
# Prevent modification of previously submitted commands/responses.
if not self.CanEdit():
return
key = event.KeyCode()
currpos = self.GetCurrentPos()
stoppos = self.promptPosEnd
if key == ord('.'):
# The dot or period key activates auto completion.
if key in self.autoCompleteKeys:
# Usually the dot (period) key activates auto completion.
# Get the command between the prompt and the cursor.
# Add a dot to the end of the command.
command = self.GetTextRange(stoppos, currpos) + '.'
self.write('.')
# Add the autocomplete character to the end of the command.
command = self.GetTextRange(stoppos, currpos) + chr(key)
self.write(chr(key))
if self.autoComplete: self.autoCompleteShow(command)
elif key == ord('('):
# The left paren activates a call tip and cancels
@ -355,9 +370,9 @@ class Shell(wxStyledTextCtrl):
event.Skip()
def OnKeyDown(self, event):
"""Key down event handler.
"""Key down event handler."""
Prevents modification of previously submitted commands/responses."""
# Prevent modification of previously submitted commands/responses.
key = event.KeyCode()
controlDown = event.ControlDown()
altDown = event.AltDown()
@ -401,6 +416,25 @@ class Shell(wxStyledTextCtrl):
elif controlDown and shiftDown \
and key in (ord('C'), ord('c'), WXK_INSERT):
self.CopyWithPrompts()
# Home needs to be aware of the prompt.
elif key == WXK_HOME:
home = self.promptPosEnd
if currpos > home:
selecting = self.GetSelectionStart() != self.GetSelectionEnd()
self.SetCurrentPos(home)
if not selecting and not shiftDown:
self.SetAnchor(home)
self.EnsureCaretVisible()
else:
event.Skip()
#
# The following handlers modify text, so we need to see if there
# is a selection that includes text prior to the prompt.
#
# Don't modify a selection with text prior to the prompt.
elif self.GetSelectionStart() != self.GetSelectionEnd()\
and key not in NAVKEYS and not self.CanEdit():
pass
# Paste from the clipboard.
elif (controlDown and not shiftDown \
and key in (ord('V'), ord('v'))) \
@ -419,34 +453,20 @@ class Shell(wxStyledTextCtrl):
or (altDown and key in (ord('N'), ord('n'))):
self.OnHistoryReplace(step=-1)
# Insert the previous command from the history buffer.
elif (shiftDown and key == WXK_UP):
elif (shiftDown and key == WXK_UP) and self.CanEdit():
self.OnHistoryInsert(step=+1)
# Insert the next command from the history buffer.
elif (shiftDown and key == WXK_DOWN):
elif (shiftDown and key == WXK_DOWN) and self.CanEdit():
self.OnHistoryInsert(step=-1)
# Search up the history for the text in front of the cursor.
elif key == WXK_F8:
self.OnHistorySearch()
# Home needs to be aware of the prompt.
elif key == WXK_HOME:
home = self.promptPosEnd
if currpos >= home:
if event.ShiftDown():
# Select text from current position to end of prompt.
self.SetSelection(self.GetCurrentPos(), home)
else:
self.SetCurrentPos(home)
self.SetAnchor(home)
self.EnsureCaretVisible()
else:
event.Skip()
# Basic navigation keys should work anywhere.
elif key in (WXK_END, WXK_LEFT, WXK_RIGHT, WXK_UP, WXK_DOWN, \
WXK_PRIOR, WXK_NEXT):
event.Skip()
# Don't backspace over the latest non-continuation prompt.
elif key == WXK_BACK:
if currpos > self.promptPosEnd:
if self.GetSelectionStart() != self.GetSelectionEnd()\
and self.CanEdit():
event.Skip()
elif currpos > self.promptPosEnd:
event.Skip()
# Only allow these keys after the latest prompt.
elif key in (WXK_TAB, WXK_DELETE):
@ -461,6 +481,9 @@ class Shell(wxStyledTextCtrl):
# Don't allow line transposition.
elif controlDown and key in (ord('T'), ord('t')):
pass
# Basic navigation keys should work anywhere.
elif key in NAVKEYS:
event.Skip()
# Protect the readonly portion of the shell.
elif not self.CanEdit():
pass
@ -641,6 +664,7 @@ class Shell(wxStyledTextCtrl):
def push(self, command):
"""Send command to the interpreter for execution."""
busy = wxBusyCursor()
self.write(os.linesep)
self.more = self.interp.push(command)
if not self.more:
@ -844,7 +868,14 @@ class Shell(wxStyledTextCtrl):
def CanEdit(self):
"""Return true if editing should succeed."""
return self.GetCurrentPos() >= self.promptPosEnd
if self.GetSelectionStart() != self.GetSelectionEnd():
if self.GetSelectionStart() >= self.promptPosEnd \
and self.GetSelectionEnd() >= self.promptPosEnd:
return 1
else:
return 0
else:
return self.GetCurrentPos() >= self.promptPosEnd
def Cut(self):
"""Remove selection and place it on the clipboard."""
@ -932,6 +963,20 @@ class Shell(wxStyledTextCtrl):
self.processLine()
wxTheClipboard.Close()
def wrap(self, wrap=1):
"""Sets whether text is word wrapped."""
try:
self.SetWrapMode(wrap)
except AttributeError:
return 'Wrapping is not available in this version of PyCrust.'
def zoom(self, points=0):
"""Set the zoom level.
This number of points is added to the size of all fonts.
It may be positive to magnify or negative to reduce."""
self.SetZoom(points)
wxID_SELECTALL = NewId() # This *should* be defined by wxPython.
ID_AUTOCOMP = NewId()
@ -1124,19 +1169,18 @@ class ShellFrame(wxFrame, ShellMenu):
intro += '\nSponsored by Orbtech - Your source for Python programming expertise.'
self.CreateStatusBar()
self.SetStatusText(intro.replace('\n', ', '))
import os
filename = os.path.join(os.path.dirname(__file__), 'PyCrust.ico')
icon = wxIcon(filename, wxBITMAP_TYPE_ICO)
self.SetIcon(icon)
self.shell = Shell(parent=self, id=-1, introText=intro, \
locals=locals, InterpClass=InterpClass, \
*args, **kwds)
# Override the shell so that status messages go to the status bar.
self.shell.setStatusText = self.SetStatusText
self.createMenus()
EVT_CLOSE(self, self.OnCloseWindow)
def OnCloseWindow(self, event):
self.shell.destroy()
self.Destroy()