added deb
[comic-widget] / debian / comic-widget / usr / lib / hildon-desktop / comicwidget.py
diff --git a/debian/comic-widget/usr/lib/hildon-desktop/comicwidget.py b/debian/comic-widget/usr/lib/hildon-desktop/comicwidget.py
new file mode 100644 (file)
index 0000000..72c4738
--- /dev/null
@@ -0,0 +1,653 @@
+import gobject
+import hildon
+import hildondesktop
+import gtk
+import csv
+import urllib2
+import urllib
+import string
+import os
+import osso
+import cairo
+import datetime
+import shutil
+
+supports_alpha = False
+
+# constants. dbfile is the location of the csv
+# comiccache is the location of the images
+APP_VERSION = "0.2.5"
+
+basedbdir = "/opt/comic-widget/db/"
+imagedir = "/opt/comic-widget/images/"
+dbdir = "/home/user/.comic-widget/"
+comiccache = "/home/user/MyDocs/.comics/"
+comics = {"xkcd":{"name":"xkcd","link":"http://xkcd.org/","start":666,"dbfile":dbdir + "comicdb.xkcd.csv"},
+               "sinfest":{"name":"Sinfest","link":"http://sinfest.com/","start":3400,"dbfile":dbdir + "comicdb.sinfest.csv"},
+               "dilbert":{"name":"Dilbert","link":"http://dilbert.com.com/","start":"2009-01-01","dbfile":dbdir + "comicdb.dilbert.csv"}}
+
+# handling of the comics
+class ComicDb():
+       def __init__(self, comic):
+               self.comic = comic
+               self.start = comics[self.comic]["start"]
+               self.dbfile = comics[self.comic]["dbfile"]
+
+               #if db file exist, read it
+               # if os.path.isfile(self.dbfile) == True:
+               #       dbf = open(self.dbfile, 'r')
+               # if not, create it.
+               dbf = self.get_dbfile()
+               dbr = csv.DictReader(dbf)
+               self.db = []
+               for row in dbr:
+                       self.db.insert(0,row)
+               dbf.close()
+               self.currentcomic = 0           
+
+
+
+       def get_dbfile(self):
+               #if db file exist, read it
+               print "fetching " + self.dbfile
+               if os.path.isfile(self.dbfile) == True:
+                       print "found " + self.dbfile
+                       dbf = open(self.dbfile, 'r')
+                       return dbf
+               # if not, copy it.
+               else:
+                       print "file " + self.dbfile + " not found"
+                       if not os.path.exists(dbdir + self.comic + "/"):
+                               print "path not found: " + dbdir + self.comic + "/"
+                               try:
+                                       os.makedirs(dbdir + self.comic + "/")
+                               except:
+                                       print "comic db creation failed on mkdir"
+                                       exit()
+                       try:
+                               shutil.copyfile(basedbdir + "comicdb." + self.comic + ".csv", dbdir + "comicdb." + self.comic + ".csv")
+                       except:
+                               print "comic db creation failed on copy"
+                               exit()
+                       if os.path.isfile(self.dbfile) == True:
+                               dbf = open(self.dbfile, 'r')
+                               return dbf
+                       else:
+                               print "comic db creation failed after copy"
+                               exit()
+
+
+       def get_comic(self):
+               print str(self.currentcomic)
+               if self.currentcomic < 0:
+                       self.refresh()
+                       self.currentcomic = 0
+               if  len(self.db) < (self.currentcomic + 1):
+                       self.currentcomic -= 1
+                       self.refresh()
+                       self.currentcomic = len(self.db) - 1
+                       
+               dbrow = self.db[self.currentcomic]
+               filename = comiccache + self.comic + "/" + dbrow['filename']
+               print filename + "\n"
+               
+               if os.path.isfile(filename):
+                       print "found, returning " + filename + "\n"
+                       return filename
+               else:
+                       #fetch file
+                       print filename + " not found\nretrieving " + dbrow['url'] + "\n"
+                       if not os.path.exists(comiccache + self.comic + "/"):
+                               print "create dir " + comiccache + self.comic + "/"
+                               try:
+                                       os.makedirs(comiccache + self.comic + "/")
+                                       print "created dir"
+                               except:
+                                       print "comic db creation failed on mkdir"
+                       urllib.urlretrieve(dbrow['url'], filename)
+                       print "success\n"
+                       return filename
+
+       def get_current_row(self):
+               return self.db[self.currentcomic]               
+
+       def get_link(self):
+               print str(self.currentcomic)
+               if self.currentcomic < 0:
+                       self.refresh()
+                       self.currentcomic = 0
+               if  len(self.db) < (self.currentcomic + 1):
+                       self.currentcomic -= 1
+               return self.db[self.currentcomic]['link']
+
+
+
+       def insert_row(self, irow):
+               dbf = open(self.dbfile, 'a')
+               dbw = csv.writer(dbf)
+               dbw.writerow(irow)
+               dbf.close()
+
+       def insert_row_first(self, irow):
+               dbf = open(self.dbfile, 'w')
+               dbf.write('comic,id,link,url,filename,title\n')
+               dbw = csv.writer(dbf)
+               dbw.writerow(irow)
+               dbf.close()
+               dbf = open(self.dbfile, 'a')
+               dbw = csv.DictWriter(dbf, ['comic','id','link','url','filename','title'])
+               tmpdb = self.db
+               tmpdb.reverse()
+               for row in tmpdb:
+                       dbw.writerow(row)
+               dbf.close()
+
+       def refresh(self):
+               if len(self.db) < 1:
+                       self.fetch_latest_std(self.comic, self.start)
+               elif self.currentcomic == 0 or self.currentcomic < 0:
+                       self.fetch_latest_std(self.comic, self.db[0]['id'])
+               elif self.currentcomic == (len(self.db) - 1):
+                       self.fetch_earlier(self.comic, self.db[self.currentcomic]['id'])
+               dbf = open(self.dbfile, 'r')
+               dbr = csv.DictReader(dbf)
+               self.db = []
+               for row in dbr:
+                       self.db.insert(0,row)
+               dbf.close()
+
+       def fetch_earlier(self, comic, earliest):
+               if len(earliest) == 10:
+                       # date id.
+                       dt = string.split(earliest, "-")
+                       d = datetime.date(int(dt[0]),int(dt[1]),int(dt[2]))
+                       earlier = d - datetime.timedelta( 1 )
+                       comicid = earlier.isoformat()
+               else:
+                       comicid = int(earliest) - 1
+
+               irow = self.get_irow(comic, comicid)
+               if irow:
+                       print "got irow: "
+                       print irow
+                       print "\ninserting first...\n"
+                       self.insert_row_first(irow)
+               else:
+                       print "No comic found at " + comicid
+
+       def fetch_latest_std(self, comic, latest):
+               print "fetching new after " + str(comic) + " " + str(latest)
+               dateid = False
+               if len(latest) == 10:
+                       # date id.
+                       dateid = True
+                       dt = string.split(latest, "-")
+                       d = datetime.date(int(dt[0]),int(dt[1]),int(dt[2]))
+                       newer = d + datetime.timedelta( 1 )
+                       comicid = newer.isoformat()
+               else:
+                       comicid = int(latest) + 1
+
+
+               while True:
+                       irow = self.get_irow(comic, comicid)
+                       if irow:
+                               print "got irow: " + str(irow)
+                               print "inserting..."
+                               self.insert_row(irow)
+                               if dateid:
+                                       dt = string.split(comicid, "-")
+                                       d = datetime.date(int(dt[0]),int(dt[1]),int(dt[2]))
+                                       newer = d + datetime.timedelta( 1 )
+                                       comicid = newer.isoformat()
+                               else:
+                                       comicid += 1
+                       else:
+                               break
+
+
+       def get_irow(self, comic, number):
+               dateid = False
+               if len(str(number)) == 10:
+                       dateid = True
+               else:
+                       if number < 0:
+                               return False
+                       print "number is now: " + str(number) + "\n"
+               if comic == 'xkcd':
+                       link = "http://xkcd.org/" + str(number) + "/"
+               elif comic == 'sinfest':
+                       link = "http://www.sinfest.net/archive_page.php?comicID=" + str(number)
+               elif comic == 'dilbert':
+                       link = "http://dilbert.com/" + str(number) + "/"
+               else:
+                       return False
+
+               print "link: " + link
+               try:
+                       f = urllib2.urlopen(link)
+                       hcode = f.code
+               except:
+                       hcode = 404
+               print "got hcode = " + str(hcode) + "\n"
+               if (hcode != 200):
+                       return False
+               else:
+                        # Build db entry.
+                        # they look like: comic,id,link,url,filename,title
+                        # We already have comic, number/id and link
+
+                       if comic == 'xkcd':
+                               s = f.read()
+                               f.close()
+                                # This should be done with regex but...
+                               splt = string.split(s, "<h3>Image URL (for hotlinking/embedding): ", 1)
+                               splt2 = string.split(splt[1], "</h3>", 1)
+                               url = splt2[0]
+                               splt = string.split(splt[0], "<h1>", 1)
+                               splt = string.split(splt[1], "</h1>", 1)
+
+                               title = splt[0]
+
+                       elif comic == 'sinfest':
+                               s = f.read()
+                               f.close()
+                               splt = string.split(s, 'height="107"', 1)
+                               splt = string.split(splt[1], '<img src="', 1)
+                               splt = string.split(splt[1], '" alt="', 1)
+                               url = splt[0]
+                               if len(url) < 49:
+                                       print "Fake 404! Break break break!"
+                                       return False
+                               splt = string.split(splt[1], '" border="0" />', 1)
+                               title = splt[0]
+
+                       elif comic == 'dilbert':
+                               s = f.read()
+                               f.close()
+                               splt = string.split(s, 'input type="hidden" name="PrintPath" value="', 1)
+                               splt = string.split(splt[1], '" />', 1)
+                               url = "http://dilbert.com" + splt[0]
+                               if len(url) < 50:
+                                       print "Fake 404! Break break break!"
+                                       return False
+                               title = ""
+
+                       splt2 = string.rsplit(url, "/", 1)
+                       filename = splt2[1]
+                       irow = [comic,number,link,url,filename,title]
+                       return irow
+
+
+# ------------UI
+
+class ComicHomePlugin(hildondesktop.HomePluginItem):
+       __gtype_name__ = 'ComicHomePlugin'
+       def __init__(self):
+               hildondesktop.HomePluginItem.__init__(self)
+               global supports_alpha
+               self.set_settings(True)
+               self.connect("show-settings", self.show_options)
+               self.osso_c = osso.Context("comic-widget", "0.0.1", False)
+               self.osso_rpc = osso.Rpc(self.osso_c)
+               self.keys = comics.keys()
+               self.keypointer = 1
+               self.db = ComicDb(self.keys[self.keypointer])
+               self.comicname = comics[self.keys[self.keypointer]]['name']
+               self.set_name = "comicwidget"
+               screen = self.get_screen()
+               colormap = screen.get_rgba_colormap()
+               if colormap == None:
+                       colormap = screen.get_rgb_colormap()
+                       supports_alpha = False
+               else:
+                       supports_alpha = True
+               self.set_colormap(colormap)
+               self.set_app_paintable(True)
+               #setup internal area
+               self.set_size_request(480, 230)
+               self.imgvpos = 0;
+               self.vbox = gtk.VBox()
+               self.hbox = gtk.HBox()
+               self.label = gtk.Label()
+               self.label.set_alignment(xalign = 0, yalign = 0.5)
+               self.label.set_use_markup(True)
+               titl = str(self.db.db[self.db.currentcomic]['title'])
+               if len(titl) > 22:
+                       titl = titl[:19] + "..."
+               self.label.set_markup('<span size="12000" face="monospace"> <b>' + self.comicname + '</b> ' + str(self.db.db[self.db.currentcomic]['id']) + '\n ' + titl + '</span>')
+
+
+               self.e_goweb = gtk.EventBox()
+               self.e_goweb.set_name('goweb')
+               self.e_goweb.set_size_request(220, 48)
+               # e_open is the eventbox for the image. Does nothing, but it's convenient to have it.
+               # it will change to be a cairo thing when I have the time.
+               self.e_open = gtk.EventBox()
+               self.e_open.set_name('open')
+               self.e_switch = gtk.EventBox()
+               self.e_switch.set_name('switch')
+               self.e_switch.set_size_request(48, 48)
+               self.e_next = gtk.EventBox()
+               self.e_next.set_name('next')
+               self.e_next.set_size_request(48, 48)
+               self.e_prev = gtk.EventBox()
+               self.e_prev.set_name('prev')
+               self.e_prev.set_size_request(48, 48)
+               self.e_up = gtk.EventBox()
+               self.e_up.set_name('up')
+               self.e_up.set_size_request(48, 48)
+               self.e_down = gtk.EventBox()
+               self.e_down.set_name('down')
+               self.e_down.set_size_request(48, 48)
+               self.comic_image = self.get_resized_pixmap(self.db.get_comic(), self.imgvpos)
+               self.comic_image.show()
+               
+
+               # Preload images into a dictionary, so that we can access them by the names of the eventboxes:
+
+               self.images = {'up0':cairo.ImageSurface.create_from_png(imagedir + "up0-48x48.png"),
+                                       'up1':cairo.ImageSurface.create_from_png(imagedir + "up1-48x48.png"),
+                                       'down0':cairo.ImageSurface.create_from_png(imagedir + "down0-48x48.png"),
+                                       'down1':cairo.ImageSurface.create_from_png(imagedir + "down1-48x48.png"),
+                                       'next0':cairo.ImageSurface.create_from_png(imagedir + "next0-48x48.png"),
+                                       'next1':cairo.ImageSurface.create_from_png(imagedir + "next1-48x48.png"),
+                                       'prev0':cairo.ImageSurface.create_from_png(imagedir + "prev0-48x48.png"),
+                                       'prev1':cairo.ImageSurface.create_from_png(imagedir + "prev1-48x48.png"),
+                                       'switch0':cairo.ImageSurface.create_from_png(imagedir + "switch0-48x48.png"),
+                                       'switch1':cairo.ImageSurface.create_from_png(imagedir + "switch1-48x48.png"),
+                                       }
+
+
+
+               self.e_goweb.add(self.label)
+               self.e_goweb.set_events(gtk.gdk.BUTTON_RELEASE_MASK)
+               self.e_goweb.connect("button-release-event", self.view_comic)
+
+               self.e_open.add(self.comic_image)
+
+               # self.e_switch.add(self.switch)
+               self.e_switch.set_events(gtk.gdk.BUTTON_PRESS_MASK|gtk.gdk.BUTTON_RELEASE_MASK|gtk.gdk.LEAVE_NOTIFY)
+               self.e_switch.connect("button-press-event", self.button_press)
+               self.e_switch.connect("button-release-event", self.button_release)
+               self.e_switch.connect("leave-notify-event", self.button_release)
+
+
+               # self.e_next.add(self.next)
+               self.e_next.set_events(gtk.gdk.BUTTON_PRESS_MASK|gtk.gdk.BUTTON_RELEASE_MASK|gtk.gdk.LEAVE_NOTIFY)
+               self.e_next.connect("button-press-event", self.button_press)
+               self.e_next.connect("button-release-event", self.button_release)
+               self.e_next.connect("leave-notify-event", self.button_release)
+
+               #self.e_prev.add(self.prev)
+               self.e_prev.set_events(gtk.gdk.BUTTON_PRESS_MASK|gtk.gdk.BUTTON_RELEASE_MASK|gtk.gdk.LEAVE_NOTIFY)
+               self.e_prev.connect("button-press-event", self.button_press)
+               self.e_prev.connect("button-release-event", self.button_release)
+               self.e_prev.connect("leave-notify-event", self.button_release)
+
+               #self.e_up.add(self.up)
+               self.e_up.set_events(gtk.gdk.BUTTON_PRESS_MASK|gtk.gdk.BUTTON_RELEASE_MASK|gtk.gdk.LEAVE_NOTIFY)
+               self.e_up.connect("button-press-event", self.button_press)
+               self.e_up.connect("button-release-event", self.button_release)
+               self.e_up.connect("leave-notify-event", self.button_release)
+               
+
+               #self.e_down.add(self.down)
+               self.e_down.set_events(gtk.gdk.BUTTON_PRESS_MASK|gtk.gdk.BUTTON_RELEASE_MASK|gtk.gdk.LEAVE_NOTIFY)
+               self.e_down.connect("button-press-event", self.button_press)
+               self.e_down.connect("button-release-event", self.button_release)
+               self.e_down.connect("leave-notify-event", self.button_release)
+
+               self.vbox.pack_start(self.e_open,False,False,0)
+               self.vbox.pack_end(self.hbox,False,False,0)
+
+               self.hbox.pack_start(self.e_switch,False,False,0)
+               self.hbox.pack_start(self.e_goweb,False,False,10)
+               self.hbox.pack_end(self.e_next,False,False,0)
+               self.hbox.pack_end(self.e_prev,False,False,0)
+               self.hbox.pack_end(self.e_down,False,False,0)
+               self.hbox.pack_end(self.e_up,False,False,0)
+               self.vbox.show_all()
+               self.add(self.vbox)
+
+       # **************** Cairo draw functions ***************
+
+       def realize(self, widget):
+               global supports_alpha
+
+               # To check if the display supports alpha channels, get the colormap
+               screen = self.get_screen()
+               colormap = screen.get_rgba_colormap()
+               if colormap == None:
+                       print 'Your screen does not support alpha channels!'
+                       colormap = screen.get_rgb_colormap()
+                       supports_alpha = False
+               else:
+               #      print 'Your screen supports alpha channels!'
+                       supports_alpha = True
+
+               # Now we have a colormap appropriate for the screen, use it
+               self.set_colormap(colormap)
+
+               return False
+
+       def do_expose_event(widget, event):
+               cr = widget.window.cairo_create()
+               widget.draw(widget.e_up, 0)
+               widget.draw(widget.e_down, 0)
+               widget.draw(widget.e_prev,0)
+               widget.draw(widget.e_next, 0)
+               widget.draw(widget.e_switch, 0)
+#              widget.writeit(widget.e_goweb, "asdf")
+               cr.set_operator(cairo.OPERATOR_OVER)
+               region = gtk.gdk.region_rectangle(event.area)
+               cr.region(region)
+               bg_color=gtk.gdk.color_parse('#000000')
+               if supports_alpha:
+                       cr.set_source_rgba (0.0, 0.0, 0.0, 0.5)
+               else:
+                       cr.set_source_rgb (0.0, 0.0, 0.0)
+                       
+               cr.fill_preserve()
+               return False
+
+       # Function that draws a button preloaded in the images dictionary.
+       def draw(self, target, postfix):
+               cr_e = target.window.cairo_create()
+               cr_e.set_source_rgba(0.0, 0.0, 0.0, 0.5) # Transparent
+               cr_e.set_operator(cairo.OPERATOR_SOURCE)
+               cr_e.paint()
+               cr_e.set_operator(cairo.OPERATOR_OVER)
+               cr_e.set_source_surface(self.images[target.get_name() + str(postfix)], 0, 0)
+               cr_e.paint()
+
+       # ********** Event handlers *************
+
+
+       # Most events happen on release, so I moved all of them into the same event handler.
+       def button_release(self, widget, event):
+               if event.type == gtk.gdk.BUTTON_RELEASE:
+                       func = widget.get_name()
+                       print "pressed: " + func
+                       if func == 'up':
+                               self.e_open.remove(self.comic_image)
+                               self.imgvpos = self.imgvpos - 80
+                               if self.imgvpos < 0:
+                                       self.imgvpos = 0
+                               self.comic_image = self.get_resized_pixmap(self.db.get_comic(), self.imgvpos)
+                               self.e_open.add(self.comic_image)
+                               self.e_open.show_all()
+
+                       elif func == 'down':
+                               self.e_open.remove(self.comic_image)
+                               self.imgvpos = self.imgvpos + 80
+                               self.comic_image = self.get_resized_pixmap(self.db.get_comic(), self.imgvpos)
+                               self.e_open.add(self.comic_image)
+                               self.e_open.show_all()
+                       
+                       elif func == 'next':
+                               self.db.currentcomic -= 1
+                               self.imgvpos = 0
+                               self.e_open.remove(self.comic_image)
+                               self.comic_image = self.get_resized_pixmap(self.db.get_comic(), self.imgvpos)
+                               self.e_open.add(self.comic_image)
+                               self.e_open.show_all()
+                               self.e_goweb.remove(self.label)
+                               titl = str(self.db.db[self.db.currentcomic]['title'])
+                               if len(titl) > 22:
+                                       titl = titl[:19] + "..."
+                               self.label.set_markup('<span size="12000" face="monospace"> <b>' + self.comicname + '</b> ' + str(self.db.db[self.db.currentcomic]['id']) + '\n ' + titl + '</span>')
+                               self.e_goweb.add(self.label)
+                               self.e_goweb.show_all()
+
+                       elif func == 'prev':
+                               self.db.currentcomic += 1
+                               self.imgvpos = 0
+                               self.e_open.remove(self.comic_image)
+                               self.comic_image = self.get_resized_pixmap(self.db.get_comic(), self.imgvpos)
+                               self.e_open.add(self.comic_image)
+                               self.e_open.show_all()
+                               self.e_goweb.remove(self.label)
+                               titl = str(self.db.db[self.db.currentcomic]['title'])
+                               if len(titl) > 22:
+                                       titl = titl[:19] + "..."
+                               self.label.set_markup('<span size="12000" face="monospace"> <b>' + self.comicname + '</b> ' + str(self.db.db[self.db.currentcomic]['id']) + '\n ' + titl + '</span>')
+                               self.e_goweb.add(self.label)
+                               self.e_goweb.show_all()
+
+                       elif func == 'switch':
+                               self.keypointer = (self.keypointer + 1) % 3
+                               self.imgvpos = 0
+                               self.db = []
+                               print "switching to " + self.keys[self.keypointer]
+                               self.comicname = comics[self.keys[self.keypointer]]['name']
+                               self.db = ComicDb(self.keys[self.keypointer])
+                               self.e_goweb.remove(self.label)
+                               titl = str(self.db.db[self.db.currentcomic]['title'])
+                               if len(titl) > 22:
+                                       titl = titl[:19] + "..."
+                               self.label.set_markup('<span size="12000" face="monospace"> <b>' + self.comicname + '</b> ' + str(self.db.db[self.db.currentcomic]['id']) + '\n ' + titl + '</span>')
+                               self.e_goweb.add(self.label)
+                               self.e_goweb.show_all()
+                               self.e_open.remove(self.comic_image)
+                               self.comic_image = self.get_resized_pixmap(self.db.get_comic(), self.imgvpos)
+                               self.e_open.add(self.comic_image)
+                               self.e_open.show_all()  
+
+                       else:
+                               return False                    
+               self.draw(widget, "0")
+
+       # this one only switches to pressed button image
+       def button_press(self, widget, event):
+               if not event.type == gtk.gdk.BUTTON_PRESS:
+                       return False
+               self.draw(widget, "1")
+
+       # this one cancels a button press when pointer is moved out from it after press.
+       def button_out(self, widget, event):
+               if not event.type == gtk.gdk.BUTTON_PRESS:
+                       return False
+               self.draw(widget, "0")
+
+       # no fancy cairo stuff here. simply launches url in browser.
+       def view_comic(self, widget, event):
+               if not event.type == gtk.gdk.BUTTON_RELEASE:
+                       return False
+               link = self.db.get_link()
+               self.osso_rpc.rpc_run_with_defaults("osso_browser", "open_new_window", (link,))
+
+
+
+       # this function modifies the image to fit the widget and then returns it.
+
+       def get_resized_pixmap(self, filename, vpos):
+               print "vpos: " + str(vpos)
+
+               maxheight = 182
+
+               pixbuf = gtk.gdk.pixbuf_new_from_file(filename)
+               parent_buf = gtk.gdk.Pixbuf(gtk.gdk.COLORSPACE_RGB, pixbuf.get_has_alpha(), 8, 480, maxheight)
+               parent_buf.fill(0xffffffff)
+               retimg = gtk.Image()
+               # get correct width/height
+               new_height = 1
+               new_width = 478
+               new_height = int((478.0 / pixbuf.get_width()) * pixbuf.get_height())
+               scaled_buf = pixbuf.scale_simple(new_width,new_height,gtk.gdk.INTERP_BILINEAR)
+               print "scaled height: " + str(scaled_buf.get_height())
+               if scaled_buf.get_height() > maxheight:
+                       if scaled_buf.get_height() - (vpos + maxheight) < 0:
+                               vpos = scaled_buf.get_height() - maxheight
+                       scaled_buf.copy_area(0,vpos,478,maxheight,parent_buf,1,0)
+                       self.imgvpos = vpos
+               else:
+                       tmpy = maxheight - scaled_buf.get_height()
+                       if tmpy > 0:
+                               tmpy = tmpy / 2
+
+                       scaled_buf.copy_area(0,0,478,scaled_buf.get_height(),parent_buf,1,tmpy)
+                       self.imgvpos = 0
+               retimg.set_from_pixbuf(parent_buf)
+               print "vpos after fixing image: " + str(self.imgvpos)
+               return retimg
+
+       def screen_changed(self, widget, old_screen=None):
+               global supports_alpha
+
+               # To check if the display supports alpha channels, get the colormap
+               screen = self.get_screen()
+               colormap = screen.get_rgba_colormap()
+               if colormap == None:
+                       print 'Your screen does not support alpha channels!'
+                       colormap = screen.get_rgb_colormap()
+                       supports_alpha = False
+               else:
+               #      print 'Your screen supports alpha channels!'
+                       supports_alpha = True
+
+               # Now we have a colormap appropriate for the screen, use it
+               self.set_colormap(colormap)
+
+               return False
+
+# ************************* OPTIONS ********************************
+
+       def show_options(self, widget):
+               dialog = gtk.Dialog("Comic Widget", None, gtk.DIALOG_DESTROY_WITH_PARENT)
+
+               about_button = hildon.Button(gtk.HILDON_SIZE_AUTO_WIDTH | gtk.HILDON_SIZE_FINGER_HEIGHT, hildon.BUTTON_ARRANGEMENT_VERTICAL)
+               about_button.set_text("About", "See Author, Copyright and License information")
+               about_button.set_alignment(0,0,0,0)
+               about_button.connect("clicked", self.show_about)
+
+               dialog.vbox.pack_start(about_button, True, True, 0)
+
+               dialog.show_all()
+               dialog.run()
+               dialog.destroy()
+
+       def show_about(self, widget):
+               dialog = gtk.AboutDialog()
+               dialog.set_title("About")
+               dialog.set_name("Comic widget")
+               dialog.set_version(APP_VERSION)
+               dialog.set_copyright("Copyright 2010 Marcus Wikstrom")
+               dialog.set_authors(["Marcus Wikstrom <mece@ovi.com>\n\nSpecial thanks to Benoit Hervier, Daniel Would and Brent Chiodo\nfor some nice code to sample."])
+               # dialog.set_logo(gtk.gdk.pixbuf_new_from_file("/usr/share/touchsearch/icon.png"))
+               # dialog.set_comments("Thanks to Benoit Hervier, Daniel Would and Brent Chiodo for some nice code to sample.")
+               dialog.set_license("""This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License. <http://www.gnu.org/licenses/>.""")
+               dialog.set_wrap_license(True)
+               dialog.show_all()
+               dialog.run()
+               dialog.destroy()
+
+hd_plugin_type = ComicHomePlugin
+
+
+if __name__ == "__main__":
+       import gobject
+       gobject.type_register(hd_plugin_type)
+       obj = gobject.new(hd_plugin_type, plugin_id="plugin_id")
+       obj.show_all()
+       gtk.main()