interact.py :  » Windows » pyExcelerator » pywin32-214 » pythonwin » pywin » framework » Python Open Source

Home
Python Open Source
1.3.1.2 Python
2.Ajax
3.Aspect Oriented
4.Blog
5.Build
6.Business Application
7.Chart Report
8.Content Management Systems
9.Cryptographic
10.Database
11.Development
12.Editor
13.Email
14.ERP
15.Game 2D 3D
16.GIS
17.GUI
18.IDE
19.Installer
20.IRC
21.Issue Tracker
22.Language Interface
23.Log
24.Math
25.Media Sound Audio
26.Mobile
27.Network
28.Parser
29.PDF
30.Project Management
31.RSS
32.Search
33.Security
34.Template Engines
35.Test
36.UML
37.USB Serial
38.Web Frameworks
39.Web Server
40.Web Services
41.Web Unit
42.Wiki
43.Windows
44.XML
Python Open Source » Windows » pyExcelerator 
pyExcelerator » pywin32 214 » pythonwin » pywin » framework » interact.py

##################################################################
##
## Interactive Shell Window
##

import sys, os
import code
import string

import win32ui
import win32api
import win32clipboard
import win32con
import traceback
import afxres
import array
import __main__

import pywin.scintilla.formatter
import pywin.scintilla.control
import pywin.scintilla.IDLEenvironment
import pywin.framework.app

## sequential after ID_GOTO_LINE defined in editor.py
ID_EDIT_COPY_CODE = 0xe2002
ID_EDIT_EXEC_CLIPBOARD = 0x2003

trace=pywin.scintilla.formatter.trace

import winout

import re
# from IDLE.
_is_block_opener = re.compile(r":\s*(#.*)?$").search
_is_block_closer = re.compile(r"""
    \s*
    ( return
    | break
    | continue
    | raise
    | pass
    )
    \b
""", re.VERBOSE).match

tracebackHeader = "Traceback (".encode("ascii")

sectionProfile = "Interactive Window"
valueFormatTitle = "FormatTitle"
valueFormatInput = "FormatInput"
valueFormatOutput = "FormatOutput"
valueFormatOutputError = "FormatOutputError"

# These are defaults only.  Values are read from the registry.
formatTitle = (-536870897, 0, 220, 0, 16711680, 184, 34, 'Arial')
formatInput =  (-402653169, 0, 200, 0, 0, 0, 49, 'Courier New')
formatOutput =  (-402653169, 0, 200, 0, 8421376, 0, 49, 'Courier New')
formatOutputError = (-402653169, 0, 200, 0, 255, 0, 49, 'Courier New')

try:
  sys.ps1
except AttributeError:
  sys.ps1 = '>>> '
  sys.ps2 = '... '

def LoadPreference(preference, default = ""):
  return win32ui.GetProfileVal(sectionProfile, preference, default)

def SavePreference( prefName, prefValue ):
  win32ui.WriteProfileVal( sectionProfile, prefName, prefValue )

def GetPromptPrefix(line):
  ps1=sys.ps1
  if line[:len(ps1)]==ps1: return ps1
  ps2=sys.ps2
  if line[:len(ps2)]==ps2: return ps2

#############################################################
#
# Colorizer related code.
#
#############################################################
STYLE_INTERACTIVE_EOL = "Interactive EOL"
STYLE_INTERACTIVE_OUTPUT = "Interactive Output"
STYLE_INTERACTIVE_PROMPT = "Interactive Prompt"
STYLE_INTERACTIVE_BANNER = "Interactive Banner"
STYLE_INTERACTIVE_ERROR = "Interactive Error"
STYLE_INTERACTIVE_ERROR_FINALLINE = "Interactive Error (final line)"

INTERACTIVE_STYLES = [STYLE_INTERACTIVE_EOL, STYLE_INTERACTIVE_OUTPUT, STYLE_INTERACTIVE_PROMPT, STYLE_INTERACTIVE_BANNER, STYLE_INTERACTIVE_ERROR, STYLE_INTERACTIVE_ERROR_FINALLINE]

FormatterParent = pywin.scintilla.formatter.PythonSourceFormatter
class InteractiveFormatter(FormatterParent):
  def __init__(self, scintilla):
    FormatterParent.__init__(self, scintilla)

  def SetStyles(self):
    FormatterParent.SetStyles(self)
    Style = pywin.scintilla.formatter.Style
    self.RegisterStyle( Style(STYLE_INTERACTIVE_EOL, STYLE_INTERACTIVE_PROMPT ) )
    self.RegisterStyle( Style(STYLE_INTERACTIVE_PROMPT, formatInput ) )
    self.RegisterStyle( Style(STYLE_INTERACTIVE_OUTPUT, formatOutput) )
    self.RegisterStyle( Style(STYLE_INTERACTIVE_BANNER, formatTitle ) )
    self.RegisterStyle( Style(STYLE_INTERACTIVE_ERROR, formatOutputError ) )
    self.RegisterStyle( Style(STYLE_INTERACTIVE_ERROR_FINALLINE, STYLE_INTERACTIVE_ERROR ) )

  def LoadPreference(self, name, default):
    rc = win32ui.GetProfileVal("Format", name, default)
    if rc==default:
      rc = win32ui.GetProfileVal(sectionProfile, name, default)
    return rc

  def ColorizeInteractiveCode(self, cdoc, styleStart, stylePyStart):
    lengthDoc = len(cdoc)
    if lengthDoc == 0: return
    state = styleStart
    # As per comments in Colorize(), we work with the raw utf8
    # bytes. To avoid too muych py3k pain, we treat each utf8 byte
    # as a latin-1 unicode character - we only use it to compare
    # against ascii chars anyway...
    chNext = cdoc[0:1].decode('latin-1')
    startSeg = 0
    i = 0
    lastState=state # debug only
    while i < lengthDoc:
      ch = chNext
      chNext = cdoc[i+1:i+2].decode('latin-1')
      
#      trace("ch=%r, i=%d, next=%r, state=%s" % (ch, i, chNext, state))
      if state == STYLE_INTERACTIVE_EOL:
        if ch not in '\r\n':
          self.ColorSeg(startSeg, i-1, state)
          startSeg = i
          if ch in [sys.ps1[0], sys.ps2[0]]:
            state = STYLE_INTERACTIVE_PROMPT
          elif cdoc[i:i+len(tracebackHeader)]==tracebackHeader:
            state = STYLE_INTERACTIVE_ERROR
          else:
            state = STYLE_INTERACTIVE_OUTPUT
      elif state == STYLE_INTERACTIVE_PROMPT:
        if ch not in sys.ps1 + sys.ps2 + " ":
          self.ColorSeg(startSeg, i-1, state)
          startSeg = i
          if ch in '\r\n':
            state = STYLE_INTERACTIVE_EOL
          else:
            state = stylePyStart # Start coloring Python code.
      elif state in [STYLE_INTERACTIVE_OUTPUT]:
        if ch in '\r\n':
          self.ColorSeg(startSeg, i-1, state)
          startSeg = i
          state = STYLE_INTERACTIVE_EOL
      elif state == STYLE_INTERACTIVE_ERROR:
        if ch in '\r\n' and chNext and chNext not in string.whitespace:
          # Everything including me
          self.ColorSeg(startSeg, i, state)
          startSeg = i+1
          state = STYLE_INTERACTIVE_ERROR_FINALLINE
        elif i == 0 and ch not in string.whitespace:
          # If we are coloring from the start of a line,
          # we need this better check for the last line
          # Color up to not including me
          self.ColorSeg(startSeg, i-1, state)
          startSeg = i
          state = STYLE_INTERACTIVE_ERROR_FINALLINE
      elif state == STYLE_INTERACTIVE_ERROR_FINALLINE:
        if ch in '\r\n':
          self.ColorSeg(startSeg, i-1, state)
          startSeg = i
          state = STYLE_INTERACTIVE_EOL
      elif state == STYLE_INTERACTIVE_BANNER:
        if ch in '\r\n' and (chNext=='' or chNext in ">["):
          # Everything including me
          self.ColorSeg(startSeg, i-1, state)
          startSeg = i
          state = STYLE_INTERACTIVE_EOL
      else:
        # It is a PythonColorizer state - seek past the end of the line
        # and ask the Python colorizer to color that.
        end = startSeg
        while end < lengthDoc and cdoc[end] not in '\r\n'.encode('ascii'):
          end = end + 1
        self.ColorizePythonCode( cdoc[:end], startSeg, state)
        stylePyStart = self.GetStringStyle(end-1)
        if stylePyStart is None:
          stylePyStart = pywin.scintilla.formatter.STYLE_DEFAULT
        else:
          stylePyStart = stylePyStart.name
        startSeg =end
        i = end - 1 # ready for increment.
        chNext = cdoc[end:end+1].decode('latin-1')
        state = STYLE_INTERACTIVE_EOL
      if lastState != state:
        lastState = state
      i = i + 1
    # and the rest
    if startSeg<i:
      self.ColorSeg(startSeg, i-1, state)

  def Colorize(self, start=0, end=-1):
    # scintilla's formatting is all done in terms of utf, so
    # we work with utf8 bytes instead of unicode.  This magically
    # works as any extended chars found in the utf8 don't change
    # the semantics.
    stringVal = self.scintilla.GetTextRange(start, end, decode=False)
    styleStart = None
    stylePyStart = None
    if start > 1:
      # Likely we are being asked to color from the start of the line.
      # We find the last formatted character on the previous line.
      # If TQString, we continue it.  Otherwise, we reset.
      look = start -1
      while look and self.scintilla.SCIGetCharAt(look) in '\n\r':
        look = look - 1
      if look and look < start-1: # Did we find a char before the \n\r sets?
        strstyle = self.GetStringStyle(look)
        quote_char = None
        if strstyle is not None:
          if strstyle.name == pywin.scintilla.formatter.STYLE_TQSSTRING:
            quote_char = "'"
          elif strstyle.name == pywin.scintilla.formatter.STYLE_TQDSTRING:
            quote_char = '"'
          if quote_char is not None:
            # It is a TQS.  If the TQS is not terminated, we
            # carry the style through.
            if look > 2:
              look_str = self.scintilla.SCIGetCharAt(look-2) + self.scintilla.SCIGetCharAt(look-1) + self.scintilla.SCIGetCharAt(look)
              if look_str != quote_char * 3:
                stylePyStart = strstyle.name
    if stylePyStart is None: stylePyStart =  pywin.scintilla.formatter.STYLE_DEFAULT

    if start > 0:
      stylenum = self.scintilla.SCIGetStyleAt(start - 1)
      styleStart = self.GetStyleByNum(stylenum).name
    else:
      styleStart = STYLE_INTERACTIVE_BANNER
    self.scintilla.SCIStartStyling(start, 31)
    self.style_buffer = array.array("b", (0,)*len(stringVal))
    self.ColorizeInteractiveCode(stringVal, styleStart, stylePyStart)
    self.scintilla.SCISetStylingEx(self.style_buffer)
    self.style_buffer = None

###############################################################
#
# This class handles the Python interactive interpreter.
#
# It uses a basic EditWindow, and does all the magic.
# This is triggered by the enter key hander attached by the
# start-up code.  It determines if a command is to be executed
# or continued (ie, emit "... ") by snooping around the current
# line, looking for the prompts
#
class PythonwinInteractiveInterpreter(code.InteractiveInterpreter):
  def __init__(self, locals = None, globals = None):
    if locals is None: locals = __main__.__dict__
    if globals is None: globals = locals
    self.globals = globals
    code.InteractiveInterpreter.__init__(self, locals)
  def showsyntaxerror(self, filename=None):
    sys.stderr.write(tracebackHeader) # So the color syntaxer recognises it.
    code.InteractiveInterpreter.showsyntaxerror(self, filename)
  def runcode(self, code):
    try:
      exec code in self.globals, self.locals
    except SystemExit:
      raise
    except:
      self.showtraceback()

class InteractiveCore:
  def __init__(self, banner = None):
    self.banner = banner
#    LoadFontPreferences()
  def Init(self):
    self.oldStdOut = self.oldStdErr = None

#    self.SetWordWrap(win32ui.CRichEditView_WrapNone)
    self.interp = PythonwinInteractiveInterpreter()

    self.OutputGrab()  # Release at cleanup.

    if self.GetTextLength()==0:
      if self.banner is None:
        suffix = ""
        if win32ui.debug: suffix = ", debug build"
        sys.stderr.write("PythonWin %s on %s%s.\n" % (sys.version, sys.platform, suffix) )
        sys.stderr.write("Portions %s - see 'Help/About PythonWin' for further copyright information.\n" % (win32ui.copyright,) )
      else:
        sys.stderr.write(banner)
    self.AppendToPrompt([])

  def SetContext(self, globals, locals, name = "Dbg"):
    oldPrompt = sys.ps1
    if globals is None:
      # Reset
      sys.ps1 = ">>> "
      sys.ps2 = "... "
      locals = globals = __main__.__dict__
    else:
      sys.ps1 = "[%s]>>> " % name
      sys.ps2 = "[%s]... " % name
    self.interp.locals = locals
    self.interp.globals = globals
    self.AppendToPrompt([], oldPrompt)

  def GetContext(self):
    return self.interp.globals, self.interp.locals

  def DoGetLine(self, line=-1):
    if line==-1: line = self.LineFromChar()
    line = self.GetLine(line)
    while line and line[-1] in ['\r', '\n']:
      line = line[:-1]
    return line
  def AppendToPrompt(self,bufLines, oldPrompt = None):
    " Take a command and stick it at the end of the buffer (with python prompts inserted if required)."
    self.flush()
    lastLineNo = self.GetLineCount()-1
    line = self.DoGetLine(lastLineNo)
    if oldPrompt and line==oldPrompt:
      self.SetSel(self.GetTextLength()-len(oldPrompt), self.GetTextLength())
      self.ReplaceSel(sys.ps1)
    elif (line!=str(sys.ps1)):
      if len(line)!=0: self.write('\n')
      self.write(sys.ps1)
    self.flush()
    self.idle.text.mark_set("iomark", "end-1c")
    if not bufLines:
      return
    terms = (["\n" + sys.ps2] * (len(bufLines)-1)) + ['']
    for bufLine, term in zip(bufLines, terms):
      if bufLine.strip():
        self.write( bufLine + term )
    self.flush()

  def EnsureNoPrompt(self):
    # Get ready to write some text NOT at a Python prompt.
    self.flush()
    lastLineNo = self.GetLineCount()-1
    line = self.DoGetLine(lastLineNo)
    if not line or line in [sys.ps1, sys.ps2]:
      self.SetSel(self.GetTextLength()-len(line), self.GetTextLength())
      self.ReplaceSel('')
    else:
      # Just add a new line.
      self.write('\n')
    
  def _GetSubConfigNames(self):
    return ["interactive"] # Allow [Keys:Interactive] sections to be specific

  def HookHandlers(self):
    # Hook menu command (executed when a menu item with that ID is selected from a menu/toolbar
    self.HookCommand(self.OnSelectBlock, win32ui.ID_EDIT_SELECT_BLOCK)
    self.HookCommand(self.OnEditCopyCode, ID_EDIT_COPY_CODE)
    self.HookCommand(self.OnEditExecClipboard, ID_EDIT_EXEC_CLIPBOARD)
    mod = pywin.scintilla.IDLEenvironment.GetIDLEModule("IdleHistory")
    if mod is not None:
      self.history = mod.History(self.idle.text, "\n" + sys.ps2)
    else:
      self.history = None
    # hack for now for event handling.

  # GetBlockBoundary takes a line number, and will return the
  # start and and line numbers of the block, and a flag indicating if the
  # block is a Python code block.
  # If the line specified has a Python prompt, then the lines are parsed
  # backwards and forwards, and the flag is true.
  # If the line does not start with a prompt, the block is searched forward
  # and backward until a prompt _is_ found, and all lines in between without
  # prompts are returned, and the flag is false.
  def GetBlockBoundary( self, lineNo ):
    line = self.DoGetLine(lineNo)
    maxLineNo = self.GetLineCount()-1
    prefix = GetPromptPrefix(line)
    if prefix is None:        # Non code block
      flag = 0
      startLineNo = lineNo
      while startLineNo>0:
        if GetPromptPrefix(self.DoGetLine(startLineNo-1)) is not None:
          break                     # there _is_ a prompt
        startLineNo = startLineNo-1
      endLineNo = lineNo
      while endLineNo<maxLineNo:
        if GetPromptPrefix(self.DoGetLine(endLineNo+1)) is not None:
          break                     # there _is_ a prompt
        endLineNo = endLineNo+1
    else:                                    # Code block
      flag = 1
      startLineNo = lineNo
      while startLineNo>0 and prefix!=str(sys.ps1):
        prefix = GetPromptPrefix(self.DoGetLine(startLineNo-1))
        if prefix is None:
          break;  # there is no prompt.
        startLineNo = startLineNo - 1
      endLineNo = lineNo
      while endLineNo<maxLineNo:
        prefix = GetPromptPrefix(self.DoGetLine(endLineNo+1))
        if prefix is None:
          break  # there is no prompt
        if prefix==str(sys.ps1):
          break  # this is another command
        endLineNo = endLineNo+1
        # continue until end of buffer, or no prompt
    return (startLineNo, endLineNo, flag)

  def ExtractCommand( self, lines ):
    start, end = lines
    retList = []
    while end >= start:
      thisLine = self.DoGetLine(end)
      promptLen = len(GetPromptPrefix(thisLine))
      retList = [thisLine[promptLen:]] + retList
      end = end-1
    return retList

  def OutputGrab(self):
#    import win32traceutil; return
    self.oldStdOut = sys.stdout
    self.oldStdErr = sys.stderr
    sys.stdout=self
    sys.stderr=self
    self.flush()

  def OutputRelease(self):
    # a command may have overwritten these - only restore if not.
    if self.oldStdOut is not None:
      if sys.stdout == self:
        sys.stdout=self.oldStdOut
    if self.oldStdErr is not None:
      if sys.stderr == self:
        sys.stderr=self.oldStdErr
    self.oldStdOut = None
    self.oldStdErr = None
    self.flush()

  ###################################
  #
  # Message/Command/Key Hooks.
  #
  # Enter key handler
  #
  def ProcessEnterEvent(self, event ):
    #If autocompletion has been triggered, complete and do not process event
    if self.SCIAutoCActive():
      self.SCIAutoCComplete()
      self.SCICancel()
      return
    
    self.SCICancel()
    # First, check for an error message
    haveGrabbedOutput = 0
    if self.HandleSpecialLine(): return 0

    lineNo = self.LineFromChar()
    start, end, isCode = self.GetBlockBoundary(lineNo)
    # If we are not in a code block just go to the prompt (or create a new one)
    if not isCode:
      self.AppendToPrompt([])
      win32ui.SetStatusText(win32ui.LoadString(afxres.AFX_IDS_IDLEMESSAGE))
      return

    lines = self.ExtractCommand((start,end))

    # If we are in a code-block, but it isnt at the end of the buffer
    # then copy it to the end ready for editing and subsequent execution
    if end!=self.GetLineCount()-1:
      win32ui.SetStatusText('Press ENTER to execute command')
      self.AppendToPrompt(lines)
      self.SetSel(-2)
      return

    # If SHIFT held down, we want new code here and now!
    bNeedIndent = win32api.GetKeyState(win32con.VK_SHIFT)<0 or win32api.GetKeyState(win32con.VK_CONTROL)<0
    if bNeedIndent:
      self.ReplaceSel("\n")
    else:
      self.SetSel(-2)
      self.ReplaceSel("\n")
      source = '\n'.join(lines)
      while source and source[-1] in '\t ':
        source = source[:-1]
      self.OutputGrab()  # grab the output for the command exec.
      try:
        if self.interp.runsource(source, "<interactive input>"): # Need more input!
          bNeedIndent = 1
        else:
          # If the last line isnt empty, append a newline
          if self.history is not None:
            self.history.history_store(source)
          self.AppendToPrompt([])
          win32ui.SetStatusText(win32ui.LoadString(afxres.AFX_IDS_IDLEMESSAGE))
#          win32ui.SetStatusText('Successfully executed statement')
      finally:
        self.OutputRelease()
    if bNeedIndent:
      win32ui.SetStatusText('Ready to continue the command')
      # Now attempt correct indentation (should use IDLE?)
      curLine = self.DoGetLine(lineNo)[len(sys.ps2):]
      pos = 0
      indent=''
      while len(curLine)>pos and curLine[pos] in string.whitespace:
        indent = indent + curLine[pos]
        pos = pos + 1
      if _is_block_opener(curLine):
        indent = indent + '\t'
      elif _is_block_closer(curLine):
        indent = indent[:-1]
      # use ReplaceSel to ensure it goes at the cursor rather than end of buffer.
      self.ReplaceSel(sys.ps2+indent)
    return 0

  # ESC key handler
  def ProcessEscEvent(self, event):
    # Implement a cancel.
    if self.SCIAutoCActive() or self.SCICallTipActive():
      self.SCICancel()
    else:
      win32ui.SetStatusText('Cancelled.')
      self.AppendToPrompt(('',))
    return 0

  def OnSelectBlock(self,command, code):
    lineNo = self.LineFromChar()
    start, end, isCode = self.GetBlockBoundary(lineNo)
    startIndex = self.LineIndex(start)
    endIndex = self.LineIndex(end+1)-2  # skip \r + \n
    if endIndex<0:  # must be beyond end of buffer
      endIndex = -2  # self.Length()
    self.SetSel(startIndex,endIndex)

  def OnEditCopyCode(self, command, code):
    """ Sanitizes code from interactive window, removing prompts and output,
      and inserts it in the clipboard."""
    code=self.GetSelText()
    lines=code.splitlines()
    out_lines=[]
    for line in lines:
      if line.startswith(sys.ps1):
        line=line[len(sys.ps1):]
        out_lines.append(line)
      elif line.startswith(sys.ps2):
        line=line[len(sys.ps2):]
        out_lines.append(line)
    out_code=os.linesep.join(out_lines)
    win32clipboard.OpenClipboard()
    try:
      win32clipboard.SetClipboardData(win32clipboard.CF_UNICODETEXT, unicode(out_code))
    finally:
      win32clipboard.CloseClipboard()

  def OnEditExecClipboard(self, command, code):
    """ Executes python code directly from the clipboard."""
    win32clipboard.OpenClipboard()
    try:
      code=win32clipboard.GetClipboardData(win32clipboard.CF_UNICODETEXT)
    finally:
      win32clipboard.CloseClipboard()

    code=code.replace('\r\n','\n')+'\n'
    try:
      o=compile(code, '<clipboard>', 'exec')
      exec o in __main__.__dict__
    except:
      traceback.print_exc()

  def GetRightMenuItems(self):
    # Just override parents
    ret = []
    flags = 0
    ret.append((flags, win32ui.ID_EDIT_UNDO, '&Undo'))
    ret.append(win32con.MF_SEPARATOR)
    ret.append((flags, win32ui.ID_EDIT_CUT, 'Cu&t'))
    ret.append((flags, win32ui.ID_EDIT_COPY, '&Copy'))

    start, end=self.GetSel()
    if start!=end:
      ret.append((flags, ID_EDIT_COPY_CODE, 'Copy code without prompts'))
    if win32clipboard.IsClipboardFormatAvailable(win32clipboard.CF_UNICODETEXT):
      ret.append((flags, ID_EDIT_EXEC_CLIPBOARD, 'Execute python code from clipboard'))

    ret.append((flags, win32ui.ID_EDIT_PASTE, '&Paste'))
    ret.append(win32con.MF_SEPARATOR)
    ret.append((flags, win32ui.ID_EDIT_SELECT_ALL, '&Select all'))
    ret.append((flags, win32ui.ID_EDIT_SELECT_BLOCK, 'Select &block'))
    ret.append((flags, win32ui.ID_VIEW_WHITESPACE, "View &Whitespace"))
    return ret

  def MDINextEvent(self, event):
    win32ui.GetMainFrame().MDINext(0)
  def MDIPrevEvent(self, event):
    win32ui.GetMainFrame().MDINext(0)

  def WindowBackEvent(self, event):
    parent = self.GetParentFrame()
    if parent == win32ui.GetMainFrame():
      # It is docked.
      try:
        wnd, isactive = parent.MDIGetActive()
        wnd.SetFocus()
      except win32ui.error:
        # No MDI window active!
        pass
    else:
      # Normal Window
      try:
        lastActive = self.GetParentFrame().lastActive
        # If the window is invalid, reset it.
        if lastActive is not None and (lastActive._obj_ is None or lastActive.GetSafeHwnd()==0):
          lastActive = self.GetParentFrame().lastActive = None
          win32ui.SetStatusText("The last active Window has been closed.")
      except AttributeError:
        print "Can't find the last active window!"
        lastActive = None
      if lastActive is not None:
        lastActive.MDIActivate()

class InteractiveView(InteractiveCore, winout.WindowOutputView):
  def __init__(self,  doc):
    InteractiveCore.__init__(self)
    winout.WindowOutputView.__init__(self, doc)
  def _MakeColorizer(self):
    return InteractiveFormatter(self)
  def OnInitialUpdate(self):
    winout.WindowOutputView.OnInitialUpdate(self)
    self.SetWordWrap()
    self.Init()
  def HookHandlers(self):
    winout.WindowOutputView.HookHandlers(self)
    InteractiveCore.HookHandlers(self)

class CInteractivePython(winout.WindowOutput):
  def __init__(self, makeDoc = None, makeFrame = None):
    self.IsFinalDestroy = 0
    winout.WindowOutput.__init__(self, sectionProfile, sectionProfile, \
                                 winout.flags.WQ_LINE, 1, None, makeDoc, makeFrame, InteractiveView )
    self.Create()

  def OnViewDestroy(self, view):
    if self.IsFinalDestroy:
      view.OutputRelease()
    winout.WindowOutput.OnViewDestroy(self, view)

  def Close(self):
    self.IsFinalDestroy = 1
    winout.WindowOutput.Close(self)

class InteractiveFrame(winout.WindowOutputFrame):
  def __init__(self):
    self.lastActive = None
    winout.WindowOutputFrame.__init__(self)

  def OnMDIActivate(self, bActive, wndActive, wndDeactive):
    if bActive:
      self.lastActive = wndDeactive

######################################################################
## 
## Dockable Window Support
## 
######################################################################
ID_DOCKED_INTERACTIVE_CONTROLBAR = 0xe802

DockedInteractiveViewParent = InteractiveView
class DockedInteractiveView(DockedInteractiveViewParent):
  def HookHandlers(self):
    DockedInteractiveViewParent.HookHandlers(self)
    self.HookMessage(self.OnSetFocus, win32con.WM_SETFOCUS)
    self.HookMessage(self.OnKillFocus, win32con.WM_KILLFOCUS)
  def OnSetFocus(self, msg):
    self.GetParentFrame().SetActiveView(self)
    return 1
  def OnKillFocus(self, msg):
    # If we are losing focus to another in this app, reset the main frame's active view.
    hwnd = wparam = msg[2]
    try:
      wnd = win32ui.CreateWindowFromHandle(hwnd)
      reset  = wnd.GetTopLevelFrame()==self.GetTopLevelFrame()
    except win32ui.error:
      reset = 0 # Not my window
    if reset: self.GetParentFrame().SetActiveView(None)
    return 1
  def OnDestroy(self, msg):
    newSize = self.GetWindowPlacement()[4]
    pywin.framework.app.SaveWindowSize("Interactive Window", newSize, "docked")
    try:
      if self.GetParentFrame().GetActiveView==self:
        self.GetParentFrame().SetActiveView(None)
    except win32ui.error:
      pass
    try:
      if win32ui.GetMainFrame().GetActiveView()==self:
        win32ui.GetMainFrame().SetActiveView(None)
    except win32ui.error:
      pass
    return DockedInteractiveViewParent.OnDestroy(self, msg)

class CDockedInteractivePython(CInteractivePython):
  def __init__(self, dockbar):
    self.bFirstCreated = 0
    self.dockbar = dockbar
    CInteractivePython.__init__(self)
  def NeedRecreateWindow(self):
    if self.bCreating:
      return 0
    try:
        frame = win32ui.GetMainFrame()
        if frame.closing:
          return 0 # Dieing!
    except (win32ui.error, AttributeError):
      return 0 # The app is dieing!
    try:
      cb = frame.GetControlBar(ID_DOCKED_INTERACTIVE_CONTROLBAR)
      return not cb.IsWindowVisible()
    except win32ui.error:
      return 1 # Control bar does not exist!
  def RecreateWindow(self):
    try:
      dockbar = win32ui.GetMainFrame().GetControlBar(ID_DOCKED_INTERACTIVE_CONTROLBAR)
      win32ui.GetMainFrame().ShowControlBar(dockbar, 1, 1)
    except win32ui.error:
      CreateDockedInteractiveWindow()

  def Create(self):
    self.bCreating = 1
    doc = InteractiveDocument(None, self.DoCreateDoc())
    view = DockedInteractiveView(doc)
    defRect = pywin.framework.app.LoadWindowSize("Interactive Window", "docked")
    if defRect[2]-defRect[0]==0:
      defRect = 0, 0, 500, 200
    style = win32con.WS_CHILD | win32con.WS_VISIBLE | win32con.WS_BORDER
    id = 1050 # win32ui.AFX_IDW_PANE_FIRST
    view.CreateWindow(self.dockbar, id, style, defRect)
    view.OnInitialUpdate()
    self.bFirstCreated = 1

    self.currentView = doc.GetFirstView()
    self.bCreating = 0
    if self.title: doc.SetTitle(self.title)

# The factory we pass to the dockable window support.
def InteractiveViewCreator(parent):
  global edit
  edit = CDockedInteractivePython(parent)
  return edit.currentView

def CreateDockedInteractiveWindow():
  # Later, the DockingBar should be capable of hosting multiple
  # children.
  from pywin.docking.DockingBar import DockingBar
  bar = DockingBar()
  creator = InteractiveViewCreator
  bar.CreateWindow(win32ui.GetMainFrame(), creator, "Interactive Window", ID_DOCKED_INTERACTIVE_CONTROLBAR)
  bar.SetBarStyle( bar.GetBarStyle()|afxres.CBRS_TOOLTIPS|afxres.CBRS_FLYBY|afxres.CBRS_SIZE_DYNAMIC)
  bar.EnableDocking(afxres.CBRS_ALIGN_ANY)
  win32ui.GetMainFrame().DockControlBar(bar, afxres.AFX_IDW_DOCKBAR_BOTTOM)

######################################################################
# 
# The public interface to this module.
# 
######################################################################
# No extra functionality now, but maybe later, so
# publicize these names.
InteractiveDocument = winout.WindowOutputDocument

# We remember our one and only interactive window in the "edit" variable.
edit = None

def CreateInteractiveWindowUserPreference(makeDoc = None, makeFrame = None):
  """Create some sort of interactive window if the user's preference say we should.
  """
  bCreate = LoadPreference("Show at startup", 1)
  if bCreate:
    CreateInteractiveWindow(makeDoc, makeFrame)

def CreateInteractiveWindow(makeDoc = None, makeFrame = None):
  """Create a standard or docked interactive window unconditionally
  """
  assert edit is None, "Creating second interactive window!"
  bDocking = LoadPreference("Docking", 0)
  if bDocking:
    CreateDockedInteractiveWindow()
  else:
    CreateMDIInteractiveWindow(makeDoc, makeFrame)
  assert edit is not None, "Created interactive window, but did not set the global!"
  edit.currentView.SetFocus()

def CreateMDIInteractiveWindow(makeDoc = None, makeFrame = None):
  """Create a standard (non-docked) interactive window unconditionally
  """
  global edit
  if makeDoc is None: makeDoc = InteractiveDocument
  if makeFrame is None: makeFrame = InteractiveFrame
  edit = CInteractivePython(makeDoc=makeDoc,makeFrame=makeFrame)

def DestroyInteractiveWindow():
  """ Destroy the interactive window.
  This is different to Closing the window,
  which may automatically re-appear.  Once destroyed, it can never be recreated,
  and a complete new instance must be created (which the various other helper
  functions will then do after making this call
  """
  global edit
  if edit is not None and edit.currentView is not None:
    if edit.currentView.GetParentFrame() == win32ui.GetMainFrame():
      # It is docked - do nothing now (this is only called at shutdown!)
      pass
    else:
      # It is a standard window - call Close on the container.
      edit.Close()
      edit = None

def CloseInteractiveWindow():
  """Close the interactive window, allowing it to be re-created on demand.
  """
  global edit
  if edit is not None and edit.currentView is not None:
    if edit.currentView.GetParentFrame() == win32ui.GetMainFrame():
      # It is docked, just hide the dock bar.
      frame = win32ui.GetMainFrame()
      cb = frame.GetControlBar(ID_DOCKED_INTERACTIVE_CONTROLBAR)
      frame.ShowControlBar(cb, 0, 1)
    else:
      # It is a standard window - destroy the frame/view, allowing the object itself to remain.
      edit.currentView.GetParentFrame().DestroyWindow()

def ToggleInteractiveWindow():
  """If the interactive window is visible, hide it, otherwise show it.
  """
  if edit is None:
    CreateInteractiveWindow()
  else:
    if edit.NeedRecreateWindow():
      edit.RecreateWindow()
    else:
      # Close it, allowing a reopen.
      CloseInteractiveWindow()

def ShowInteractiveWindow():
  """Shows (or creates if necessary) an interactive window"""
  if edit is None:
    CreateInteractiveWindow()
  else:
    if edit.NeedRecreateWindow():
      edit.RecreateWindow()
    else:
      parent = edit.currentView.GetParentFrame()
      if parent == win32ui.GetMainFrame(): # It is docked.
        edit.currentView.SetFocus()
      else: # It is a "normal" window
        edit.currentView.GetParentFrame().AutoRestore()
        win32ui.GetMainFrame().MDIActivate(edit.currentView.GetParentFrame())

def IsInteractiveWindowVisible():
  return edit is not None and not edit.NeedRecreateWindow()
www.java2java.com | Contact Us
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.