# ***** BEGIN LICENSE BLOCK *****
# Version: MPL 1.1/GPL 2.0/LGPL 2.1
# 
# The contents of this file are subject to the Mozilla Public License
# Version 1.1 (the "License"); you may not use this file except in
# compliance with the License. You may obtain a copy of the License at
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# 
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# basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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"""Service for handling Komodo views (basically tabs in the main window(s))."""

from xpcom import components, nsError, ServerException, COMException
from xpcom.client import WeakReference
from xpcom.server import WrapObject, UnwrapObject

import logging
log = logging.getLogger('koViewService')

# XXX the view service needs some additional thought for supporting multi
# window capability.

class koViewService:
    _com_interfaces_ = [components.interfaces.koIViewService,
                        components.interfaces.nsIWindowMediatorListener]
    _reg_desc_ = "Komodo View Service Component"
    _reg_contractid_ = "@activestate.com/koViewService;1"
    _reg_clsid_ = "{7F78C1E7-A746-449F-951D-8BED1B502CCD}"
    
    def __init__(self):
        self._viewMgr = {}
        self.wrapped = WrapObject(self, components.interfaces.nsIWindowMediatorListener)

        self.wm = components.classes["@mozilla.org/appshell/window-mediator;1"].\
                        getService(components.interfaces.nsIWindowMediator);
        self.wm.addListener(self.wrapped)

    def onWindowTitleChange(self, window, newTitle):
        pass
    def onOpenWindow(self, window):
        pass
    def onCloseWindow(self, window):
        if window in self._viewMgr:
            del self._viewMgr[window]

    def setViewMgr(self, viewMgr):
        window = self.wm.getMostRecentWindow('Komodo')
        self._viewMgr[window] = viewMgr

    def get_currentView(self):
        window = self.wm.getMostRecentWindow('Komodo')
        if window in self._viewMgr:
            return self._viewMgr[window].currentView
        else:
            log.error("Trying to get currentView from the koViewService but no viewMgr has been set")

    def get_topView(self):
        window = self.wm.getMostRecentWindow('Komodo')
        if window in self._viewMgr:
            return self._viewMgr[window].topView
        else:
            log.error("Trying to get topView from the koViewService but no viewMgr has been set")
