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Python Open Source » Development » pyDC 
pyDC » pydc » MainWnd.py
# This file is part of pyDC software
# Copyright 2002-2003 Anakim Border <aborder@users.sourceforge.net>
#
# pyDC is released under the terms of GPL licence.

from wxPython.wx import *
from wxPython.lib.PyCrust import shell
from ViewerListener import *
from HublistPanel import *
from ViewsPanel import *
from HubsPanel import *
from QueuePanel import *
from XfersPanel import *
from SearchesPanel import *
from EmptyViewer import *
from HubViewer import *
from ChatViewer import *
from SearchViewer import *

from DCHublistRetriever import *
from DCHub import *
from DCSearch import *
import DCWorker

class MainWnd(wxFrame, ViewerListener):
  def __init__(self, parent, id, title):
    wxFrame.__init__(self, parent, -1, title, size = (640, 480), style = wxDEFAULT_FRAME_STYLE)

    self.infos = JobInfos()
    self.chatEnabled = 1
    self.timer = wxTimer(self)

    self.hSplit = wxSplitterWindow(self, -1, style = wxNO_3D | wxSP_NOBORDER)

    self.vSplit = wxSplitterWindow(self.hSplit, -1, style = wxNO_3D | wxSP_3D)
    self.vSplit.SetMinimumPaneSize(5)

    self.notebook = wxNotebook(self.vSplit, 1)

    self.hublist = HublistPanel(self.notebook, -1)
    self.notebook.AddPage(self.hublist, 'Hublist')
    
    self.views = ViewsPanel(self.notebook, -1)
    self.notebook.AddPage(self.views, 'Views')

    self.hubs = HubsPanel(self.notebook, -1)
    self.notebook.AddPage(self.hubs, 'Hubs')

    self.queue = QueuePanel(self.notebook, -1)
    self.notebook.AddPage(self.queue, 'Queue')

    self.xfers = XfersPanel(self.notebook, -1)
    self.notebook.AddPage(self.xfers, 'Xfers')
    
    self.searches = SearchesPanel(self.notebook, -1)
    self.notebook.AddPage(self.searches, 'Searches')

    self.viewer = EmptyViewer(self.vSplit, -1)
    
    self.shell = shell.Shell(self.hSplit, -1)
    self.shell.autoComplete = 0
    self.shell.interp.runsource('from InterUtils import *')

    self.vSplit.SplitVertically(self.notebook, self.viewer)
    self.hSplit.SplitHorizontally(self.vSplit, self.shell)

    self.Show(1)
    self.hSplit.SetSashPosition(380, 1)
    self.vSplit.SetSashPosition(350, 1)
    self.oldHeight = self.hSplit.GetSize().GetHeight()

    self.hublist.text.SetFocus()
    
    # Event handlers
                EVT_SIZE(self.hSplit, self.onSplitSize)
    EVT_CLOSE(self, self.onClose)
    EVT_TIMER(self, -1, self.onTimer)

    # Accelerators
    self.SetAcceleratorTable(wxAcceleratorTable([(wxACCEL_CTRL, ord('S'), 1000),
                                                 (wxACCEL_CTRL, ord('Q'), 1001)]))
    EVT_MENU(self, 1000, self.newSearch)
    EVT_MENU(self, 1001, self.onClose)
    
    # Final setup
    worker = DCWorker.getWorker()
    #retriever = DCHublistRetriever()
    #retriever.registerListener(self.hublist)
    #worker.addJob(retriever)
    worker.registerListener(self.hubs)
    worker.getSearchWorker().registerListener(self.searches)
    self.timer.Start(3000)

  def onSplitSize(self, sizeEvent):
    newHeight = sizeEvent.GetSize().GetHeight()
    pos = self.hSplit.GetSashPosition() + newHeight - self.oldHeight
    self.hSplit.SetSashPosition(pos)
    self.oldHeight = newHeight

    sizeEvent.Skip()

  def onClose(self, closeEvent):
    DCWorker.getWorker().deregisterAllListeners()
    self.Destroy()

  def onTimer(self, event):
    self.hubs.update()
    self.xfers.update()

  def setActiveJob(self, job):
    oldViewer = self.viewer
    if job == oldViewer.getInfo().getJob():
      return

    info = self.infos.peek(job)
    if info == None:
      if isinstance(job, DCHub):
        info = HubViewerInfo(job)
      elif isinstance(job, ChatJob):
        info = ChatViewerInfo(job)
      elif isinstance(job, DCSearch):
        info = SearchViewerInfo(job)

    self.setupViewer(info)
    self.infos.add(job, self.viewer.getInfo())
    self.activateViewer()

    oldViewer.Destroy()

  def getActiveJob(self):
    return self.viewer.getInfo().getJob()

  def connectToHub(self, addr, show = 1):
    hub = DCHub(addr)
    if show: self.setActiveJob(hub)
    DCWorker.getWorker().addJob(hub)
    return hub

  def getChat(self, nick, hub):
    if not self.chatEnabled: return None

    chat = self.infos.searchChat(nick, hub.getAddress())
    if chat:
      return chat
    else:
      chat = ChatJob(nick, hub)
      self.setActiveJob(chat)
      return chat

  def newSearch(self, dummy=None):
    search = DCSearch()
    self.setActiveJob(search)
    self.searches.onNewSearch(search)
    return search

  def onViewerTitle(self, viewer, title):
    if isinstance(viewer, HubViewer):
      title = '- Hub: ' + title
    elif isinstance(viewer, ChatViewer):
      title = '- Chat: ' + title
    elif isinstance(viewer, SearchViewer):
      title = '- Search: ' + title

    self.SetTitle('pyDC %s' % title)

  def onViewerClosed(self, viewer, jobStopped):
    job = self.viewer.getInfo().getJob()
    info = self.infos.remove(job)

    if info:
      self.setupViewer(info)
    else:
      self.viewer = EmptyViewer(self.vSplit, -1)
      self.viewer.SetFocus()   #needed to make accelerators work

    self.activateViewer()

  #===================#
  #  Private members  #
  #===================#

  def setupViewer(self, info):
    if isinstance(info, HubViewerInfo):
      self.viewer = HubViewer(self.vSplit, -1, info)

    elif isinstance(info, ChatViewerInfo):
      self.viewer = ChatViewer(self.vSplit, -1, info)

    elif isinstance(info, SearchViewerInfo):
      self.viewer = SearchViewer(self.vSplit, -1, info)
      self.viewer.registerListener(self.searches)

    self.viewer.registerListener(self)

    self.views.onNewViewer(self.viewer)
    self.viewer.registerListener(self.views)

  def activateViewer(self):
    sashPos = self.vSplit.GetSashPosition()
    self.vSplit.Unsplit()
    self.vSplit.SplitVertically(self.notebook, self.viewer, sashPos)

    self.onViewerTitle(self.viewer, self.viewer.getTitle())

class JobInfos:
  def __init__(self):
    self.l = []

  def add(self, job, info):
    self.l.append((job, info))

  def remove(self, job):
    try:
      if self.l[-1] == job:
        del self.l[-1]
      else:
        self.peek(job)

      return self.l[-1][1]
    except IndexError:
      return None

  def peek(self, job):
    num = 0
    for pair in self.l:
      if pair[0] == job:
        del self.l[num]
        return pair[1]
      num += 1

    return None

  def searchChat(self, nick, address):
    num = 0
    for pair in self.l:
      if isinstance(pair[0], ChatJob):
        if pair[0].getNick() == nick and pair[0].getAddress() == address:
          del self.l[num]
          self.l.append(pair)
          return pair[0]
      num += 1

    return None

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