def __init__(self, inidir, inifile):
"""Initiate the application
Arguments
inidir -- the working directory
inifile -- the inifile
"""
settings = Settings3(inidir, inifile)
self._settings = settings
dsdblog = InifileDataSourceDescription(sBlog, inidir, inifile)
dsdnew = InifileDataSourceDescription(sNew, inidir, inifile)
#Initiate main GUI
gui = publicdisplay.PublicDisplay(inifile)
self.gui = gui
self.gui.root.protocol("WM_DELETE_WINDOW", self._ehQuit)
self._views = dict()
self._datamanagers = dict()
self._sched = scheduler.Scheduler()
#Configure blog data manager
dm = DataManager3Blog(inidir, dsdblog, settings)
self._datamanagers[_blogid] = dm
self._sched.addUpdatable(dm)
gui.setupSoftbutton(self._ehBlog, lang[lng.txtBlog], 0)
frame = gui.createMainAreaShape(publicdisplay.shpSmallRoundRect, _blogid)
blogview = BooklistView(settings.previewx, settings.previewy, frame)
self._views[_blogid] = blogview
dm.addSubjectObserver(blogview)
rect = gui.createMainAreaShape(publicdisplay.shpBottomRect, _bottomblogid)
ib = Infobar(rect)
dm.addSubjectObserver(ib)
#Configure new book data manager
dm = DataManager3New(inidir, dsdnew, settings)
self._datamanagers[_newbookid] = dm
self._sched.addUpdatable(dm)
gui.setupSoftbutton(self._ehNew, lang[lng.txtRecentlyBought], 1)
frame = gui.createMainAreaShape(publicdisplay.shpSmallRoundRect, _newbookid)
blogview = BooklistView(settings.previewx, settings.previewy, frame)
self._views[_newbookid] = blogview
dm.addSubjectObserver(blogview)
rect = gui.createMainAreaShape(publicdisplay.shpBottomRect, _bottomnewbookid)
ib = Infobar(rect)
dm.addSubjectObserver(ib)
self._itemviews = dict()
#Create blog view
frame = gui.createMainAreaShape(publicdisplay.shpSmallRoundRect, _blogviewid)
viewer = BlogView(frame, gui.bgcolor, settings)
self._views[_blogviewid] = viewer
self._itemviews[_blogid] = _blogviewid
#Create book view
frame = gui.createMainAreaShape(publicdisplay.shpSmallRoundRect, _bookviewid)
viewer = BookView(frame, gui.bgcolor, settings)
self._views[_bookviewid] = viewer
self._itemviews[_newbookid] = _bookviewid
#Create carousel views
self._imagecarouselframe = gui.createBottomFrame()
self._imagecarouselview = ImageCarouselView(self._imagecarouselframe, settings.smallpreviewx, settings.smallpreviewy)
self._imagecarouselframe.grid_remove()
self._subjectcarouselframe = gui.createBottomFrame()
self._subjectcarouselview = ImageCarouselView(self._subjectcarouselframe, settings.smallpreviewx, settings.smallpreviewy)
self._subjectcarouselframe.grid_remove()
self._setupPublicDisplay(_blogid, _bottomblogid, [_newbookid, _bottomnewbookid, _blogviewid, _bookviewid], 0)
self._sched.start()
class Controller:
"""Set up the GUI, set up the data model, handle the events"""
def __init__(self, inidir, inifile):
"""Initiate the application
Arguments
inidir -- the working directory
inifile -- the inifile
"""
settings = Settings3(inidir, inifile)
self._settings = settings
dsdblog = InifileDataSourceDescription(sBlog, inidir, inifile)
dsdnew = InifileDataSourceDescription(sNew, inidir, inifile)
#Initiate main GUI
gui = publicdisplay.PublicDisplay(inifile)
self.gui = gui
self.gui.root.protocol("WM_DELETE_WINDOW", self._ehQuit)
self._views = dict()
self._datamanagers = dict()
self._sched = scheduler.Scheduler()
#Configure blog data manager
dm = DataManager3Blog(inidir, dsdblog, settings)
self._datamanagers[_blogid] = dm
self._sched.addUpdatable(dm)
gui.setupSoftbutton(self._ehBlog, lang[lng.txtBlog], 0)
frame = gui.createMainAreaShape(publicdisplay.shpSmallRoundRect, _blogid)
blogview = BooklistView(settings.previewx, settings.previewy, frame)
self._views[_blogid] = blogview
dm.addSubjectObserver(blogview)
rect = gui.createMainAreaShape(publicdisplay.shpBottomRect, _bottomblogid)
ib = Infobar(rect)
dm.addSubjectObserver(ib)
#Configure new book data manager
dm = DataManager3New(inidir, dsdnew, settings)
self._datamanagers[_newbookid] = dm
self._sched.addUpdatable(dm)
gui.setupSoftbutton(self._ehNew, lang[lng.txtRecentlyBought], 1)
frame = gui.createMainAreaShape(publicdisplay.shpSmallRoundRect, _newbookid)
blogview = BooklistView(settings.previewx, settings.previewy, frame)
self._views[_newbookid] = blogview
dm.addSubjectObserver(blogview)
rect = gui.createMainAreaShape(publicdisplay.shpBottomRect, _bottomnewbookid)
ib = Infobar(rect)
dm.addSubjectObserver(ib)
self._itemviews = dict()
#Create blog view
frame = gui.createMainAreaShape(publicdisplay.shpSmallRoundRect, _blogviewid)
viewer = BlogView(frame, gui.bgcolor, settings)
self._views[_blogviewid] = viewer
self._itemviews[_blogid] = _blogviewid
#Create book view
frame = gui.createMainAreaShape(publicdisplay.shpSmallRoundRect, _bookviewid)
viewer = BookView(frame, gui.bgcolor, settings)
self._views[_bookviewid] = viewer
self._itemviews[_newbookid] = _bookviewid
#Create carousel views
self._imagecarouselframe = gui.createBottomFrame()
self._imagecarouselview = ImageCarouselView(self._imagecarouselframe, settings.smallpreviewx, settings.smallpreviewy)
self._imagecarouselframe.grid_remove()
self._subjectcarouselframe = gui.createBottomFrame()
self._subjectcarouselview = ImageCarouselView(self._subjectcarouselframe, settings.smallpreviewx, settings.smallpreviewy)
self._subjectcarouselframe.grid_remove()
self._setupPublicDisplay(_blogid, _bottomblogid, [_newbookid, _bottomnewbookid, _blogviewid, _bookviewid], 0)
self._sched.start()
def _setupPublicDisplay(self, shownId, infoid, hiddenIds, index):
"""Configure the state of the GUI.
Arguments
shownId -- the id of the GUI element to show
infoid -- id of the Infobar
hiddenIds -- the ids of the GUI elements to hide
index -- the index of the button that will be active
"""
self._views[_blogviewid].clear()
self.gui.maincanvas.itemconfig(shownId, state = tki.NORMAL)
self.gui.maincanvas.itemconfig(infoid, state = tki.NORMAL)
for id in hiddenIds:
self.gui.maincanvas.itemconfig(id, state = tki.HIDDEN)
self.gui.removeBrowsables()
dm = self._datamanagers[shownId]
self.gui.addBrowsable(dm)
dm.notifySubjectObservers()
self._subjectcarouselview.setItemList(dm.subjecticons, dm.subjectindex)
self.gui.addBrowsable(self._subjectcarouselview)
self._imagecarouselframe.grid_remove()
self._subjectcarouselframe.grid()
self._prevshown = shownId
self._previnfo = infoid
self._prevhidden = hiddenIds
self._previndex = index
for i in range(2):
self.gui.setSoftButtonState(i == index, i)
self.gui.setupSoftbutton(self._ehBlog, lang[lng.txtBlog], 0)
self.gui.setupSoftbutton(self._ehNew, lang[lng.txtRecentlyBought], 1)
self.gui.root.bind(evItemSelected,
lambda event, arg=shownId: self._ehItemSelected(event, arg))
def _ehStart(self):
"""Event handler for the start button."""
self._setupPublicDisplay(self._prevshown, self._previnfo, self._prevhidden, self._previndex)
def _ehBlog(self):
"""Event handler for the blog button."""
self._setupPublicDisplay(_blogid, _bottomblogid, [_newbookid, _bottomnewbookid, _blogviewid, _bookviewid], 0)
def _ehNew(self):
"""Event handler for the button labeled "new"."""
self._setupPublicDisplay(_newbookid, _bottomnewbookid, [_blogid, _bottomblogid, _blogviewid, _bookviewid], 1)
def _ehItemSelected(self, event, arg):
"""Handle a click event for an item.
Arguments
event -- the event object
arg -- the id of the source of the event
"""
source = self._views[arg]
itemviewid = self._itemviews[arg]
viewer = self._views[itemviewid]
self._activeview = viewer
viewer.setContent(source.itemlist, source.selectedIndex)
self._imagecarouselview.setItemList(source.itemlist, source.selectedIndex)
self.gui.removeBrowsables()
self.gui.addBrowsable(viewer)
self.gui.addBrowsable(self._imagecarouselview)
self.gui.maincanvas.itemconfig(_blogid, state = tki.HIDDEN)
self.gui.maincanvas.itemconfig(_newbookid, state = tki.HIDDEN)
self.gui.maincanvas.itemconfig(itemviewid, state = tki.NORMAL)
self._imagecarouselframe.grid()
self._subjectcarouselframe.grid_remove()
self.gui.setupSoftbutton(self._ehStart, lang[lng.txtStart], 0)
for i in range(2):
self.gui.setSoftButtonState(i == 0, i)
def _ehQuit(self):
"""Terminate the application."""
print('Closing thread...')
self._sched.stop()
while(self._sched.isAlive()):
print('Waiting for thread to close...')
self._sched.join(1)
print('Exit')
self.gui.root.destroy()
