git.maemo.org Git - comic-widget/blob - src/usr/lib/hildon-desktop/comic-widget.py

   1 import hildon
   2 import hildondesktop
   3 import gtk
   4 import csv
   5 import urllib2
   6 import urllib
   7 import string
   8 import os
   9 import osso
  10 import cairo
  11 import datetime
  12
  13 supports_alpha = False
  14
  15 # constants. dbfile is the location of the csv
  16 # comiccache is the location of the images
  17 APP_VERSION = "0.2.5"
  18
  19 imagedir = "/opt/comic-widget/images/"
  20 dbdir = "/opt/comic-widget/db/"
  21 comiccache = "/home/user/MyDocs/.comics/"
  22 comics = {"xkcd":{"name":"xkcd","link":"http://xkcd.org/","start":666,"dbfile":dbdir + "comicdb.xkcd.csv"},
  23                 "sinfest":{"name":"Sinfest","link":"http://sinfest.com/","start":3400,"dbfile":dbdir + "comicdb.sinfest.csv"},
  24                 "dilbert":{"name":"Dilbert","link":"http://dilbert.com.com/","start":"2009-01-01","dbfile":dbdir + "comicdb.dilbert.csv"}}
  25
  26 # handling of the comics
  27 class ComicDb():
  28         def __init__(self, comic):
  29                 #if no db, start from this comic id.
  30                 self.comic = comic
  31                 self.start = comics[self.comic]["start"]
  32                 self.dbfile = comics[self.comic]["dbfile"]
  33
  34                 #if db file exist, read it
  35                 if os.path.isfile(self.dbfile) == True:
  36                         dbf = open(self.dbfile, 'r')
  37                 # if not, create it.
  38                 else:
  39                         dbf = open(self.dbfile, 'w')
  40                         dbf.write('comic,id,link,url,filename,title\n')
  41                         dbf.close()
  42                         dbf = open(self.dbfile, 'r')
  43                         self.fetch_latest_std(self.comic, self.start)
  44
  45                 if not os.path.exists(comiccache + self.comic + "/"):
  46                         try:
  47                                 os.makedirs(comiccache + self.comic + "/")
  48                         except:
  49                                 print "comic cache creation failed"
  50                                 exit()
  51                 dbr = csv.DictReader(dbf)
  52                 self.db = []
  53                 for row in dbr:
  54                         self.db.insert(0,row)
  55                 dbf.close()
  56                 self.currentcomic = 0
  57
  58         def get_comic(self):
  59                 print str(self.currentcomic)
  60                 if self.currentcomic < 0:
  61                         self.refresh()
  62                         self.currentcomic = 0
  63                 if  len(self.db) < (self.currentcomic + 1):
  64                         self.currentcomic -= 1
  65                         self.refresh()
  66                         self.currentcomic = len(self.db) - 1
  67
  68                 dbrow = self.db[self.currentcomic]
  69                 filename = comiccache + self.comic + "/" + dbrow['filename']
  70                 print filename + "\n"
  71
  72                 if os.path.isfile(filename):
  73                         print "found, returning " + filename + "\n"
  74                         return filename
  75                 else:
  76                         #fetch file
  77                         print filename + " not found\nretrieving " + dbrow['url'] + "\n"
  78                         urllib.urlretrieve(dbrow['url'], filename)
  79                         print "success\n"
  80                         return filename
  81
  82         def get_current_row(self):
  83                 return self.db[self.currentcomic]
  84
  85         def get_link(self):
  86                 print str(self.currentcomic)
  87                 if self.currentcomic < 0:
  88                         self.refresh()
  89                         self.currentcomic = 0
  90                 if  len(self.db) < (self.currentcomic + 1):
  91                         self.currentcomic -= 1
  92                 return self.db[self.currentcomic]['link']
  93
  94
  95
  96         def insert_row(self, irow):
  97                 dbf = open(self.dbfile, 'a')
  98                 dbw = csv.writer(dbf)
  99                 dbw.writerow(irow)
 100                 dbf.close()
 101
 102         def insert_row_first(self, irow):
 103                 dbf = open(self.dbfile, 'w')
 104                 dbf.write('comic,id,link,url,filename,title\n')
 105                 dbw = csv.writer(dbf)
 106                 dbw.writerow(irow)
 107                 dbf.close()
 108                 dbf = open(self.dbfile, 'a')
 109                 dbw = csv.DictWriter(dbf, ['comic','id','link','url','filename','title'])
 110                 tmpdb = self.db
 111                 tmpdb.reverse()
 112                 for row in tmpdb:
 113                         dbw.writerow(row)
 114                 dbf.close()
 115
 116         def refresh(self):
 117                 if len(self.db) < 1:
 118                         self.fetch_latest_std(self.comic, self.start)
 119                 elif self.currentcomic == 0 or self.currentcomic < 0:
 120                         self.fetch_latest_std(self.comic, self.db[0]['id'])
 121                 elif self.currentcomic == (len(self.db) - 1):
 122                         self.fetch_earlier(self.comic, self.db[self.currentcomic]['id'])
 123                 dbf = open(self.dbfile, 'r')
 124                 dbr = csv.DictReader(dbf)
 125                 self.db = []
 126                 for row in dbr:
 127                         self.db.insert(0,row)
 128                 dbf.close()
 129
 130         def fetch_earlier(self, comic, earliest):
 131                 if len(earliest) == 10:
 132                         # date id.
 133                         dt = string.split(earliest, "-")
 134                         d = datetime.date(int(dt[0]),int(dt[1]),int(dt[2]))
 135                         earlier = d - datetime.timedelta( 1 )
 136                         comicid = earlier.isoformat()
 137                 else:
 138                         comicid = int(earliest) - 1
 139
 140                 irow = self.get_irow(comic, comicid)
 141                 if irow:
 142                         print "got irow: "
 143                         print irow
 144                         print "\ninserting first...\n"
 145                         self.insert_row_first(irow)
 146                 else:
 147                         print "No comic found at " + comicid
 148
 149         def fetch_latest_std(self, comic, latest):
 150                 print "fetching new after " + str(comic) + " " + str(latest)
 151                 dateid = False
 152                 if len(latest) == 10:
 153                         # date id.
 154                         dateid = True
 155                         dt = string.split(latest, "-")
 156                         d = datetime.date(int(dt[0]),int(dt[1]),int(dt[2]))
 157                         newer = d + datetime.timedelta( 1 )
 158                         comicid = newer.isoformat()
 159                 else:
 160                         comicid = int(latest) + 1
 161
 162
 163                 while True:
 164                         irow = self.get_irow(comic, comicid)
 165                         if irow:
 166                                 print "got irow: " + str(irow)
 167                                 print "inserting..."
 168                                 self.insert_row(irow)
 169                                 if dateid:
 170                                         dt = string.split(comicid, "-")
 171                                         d = datetime.date(int(dt[0]),int(dt[1]),int(dt[2]))
 172                                         newer = d + datetime.timedelta( 1 )
 173                                         comicid = newer.isoformat()
 174                                 else:
 175                                         comicid += 1
 176                         else:
 177                                 break
 178
 179
 180         def get_irow(self, comic, number):
 181                 dateid = False
 182                 if len(str(number)) == 10:
 183                         dateid = True
 184                 else:
 185                         if number < 0:
 186                                 return False
 187                         print "number is now: " + str(number) + "\n"
 188                 if comic == 'xkcd':
 189                         link = "http://xkcd.org/" + str(number) + "/"
 190                 elif comic == 'sinfest':
 191                         link = "http://www.sinfest.net/archive_page.php?comicID=" + str(number)
 192                 elif comic == 'dilbert':
 193                         link = "http://dilbert.com/" + str(number) + "/"
 194                 else:
 195                         return False
 196
 197                 print "link: " + link
 198                 try:
 199                         f = urllib2.urlopen(link)
 200                         hcode = f.code
 201                 except:
 202                         hcode = 404
 203                 print "got hcode = " + str(hcode) + "\n"
 204                 if (hcode != 200):
 205                         return False
 206                 else:
 207                         # Build db entry.
 208                         # they look like: comic,id,link,url,filename,title
 209                         # We already have comic, number/id and link
 210
 211                         if comic == 'xkcd':
 212                                 s = f.read()
 213                                 f.close()
 214                                 # This should be done with regex but...
 215                                 splt = string.split(s, "<h3>Image URL (for hotlinking/embedding): ", 1)
 216                                 splt2 = string.split(splt[1], "</h3>", 1)
 217                                 url = splt2[0]
 218                                 splt = string.split(splt[0], "<h1>", 1)
 219                                 splt = string.split(splt[1], "</h1>", 1)
 220
 221                                 title = splt[0]
 222
 223                         elif comic == 'sinfest':
 224                                 s = f.read()
 225                                 f.close()
 226                                 splt = string.split(s, 'height="107"', 1)
 227                                 splt = string.split(splt[1], '<img src="', 1)
 228                                 splt = string.split(splt[1], '" alt="', 1)
 229                                 url = splt[0]
 230                                 if len(url) < 49:
 231                                         print "Fake 404! Break break break!"
 232                                         return False
 233                                 splt = string.split(splt[1], '" border="0" />', 1)
 234                                 title = splt[0]
 235
 236                         elif comic == 'dilbert':
 237                                 s = f.read()
 238                                 f.close()
 239                                 splt = string.split(s, 'input type="hidden" name="PrintPath" value="', 1)
 240                                 splt = string.split(splt[1], '" />', 1)
 241                                 url = "http://dilbert.com" + splt[0]
 242                                 if len(url) < 50:
 243                                         print "Fake 404! Break break break!"
 244                                         return False
 245                                 title = ""
 246
 247                         splt2 = string.rsplit(url, "/", 1)
 248                         filename = splt2[1]
 249                         irow = [comic,number,link,url,filename,title]
 250                         return irow
 251
 252
 253 # ------------UI
 254
 255 class ComicHomePlugin(hildondesktop.HomePluginItem):
 256         def __init__(self):
 257                 hildondesktop.HomePluginItem.__init__(self)
 258                 global supports_alpha
 259                 self.set_settings(True)
 260                 self.connect("show-settings", self.show_options)
 261                 self.osso_c = osso.Context("comic-widget", "0.0.1", False)
 262                 self.osso_rpc = osso.Rpc(self.osso_c)
 263                 self.keys = comics.keys()
 264                 self.keypointer = 1
 265                 self.db = ComicDb(self.keys[self.keypointer])
 266                 self.comicname = comics[self.keys[self.keypointer]]['name']
 267                 self.set_name = "comicwidget"
 268                 screen = self.get_screen()
 269                 colormap = screen.get_rgba_colormap()
 270                 if colormap == None:
 271                         colormap = screen.get_rgb_colormap()
 272                         supports_alpha = False
 273                 else:
 274                         supports_alpha = True
 275                 self.set_colormap(colormap)
 276                 self.set_app_paintable(True)
 277                 #setup internal area
 278                 self.set_size_request(480, 230)
 279                 self.imgvpos = 0;
 280                 self.vbox = gtk.VBox()
 281                 self.hbox = gtk.HBox()
 282                 self.label = gtk.Label()
 283                 self.label.set_alignment(xalign = 0, yalign = 0.5)
 284                 self.label.set_use_markup(True)
 285                 titl = str(self.db.db[self.db.currentcomic]['title'])
 286                 if len(titl) > 22:
 287                         titl = titl[:19] + "..."
 288                 self.label.set_markup('<span size="12000" face="monospace"> <b>' + self.comicname + '</b> ' + str(self.db.db[self.db.currentcomic]['id']) + '\n ' + titl + '</span>')
 289
 290
 291                 self.e_goweb = gtk.EventBox()
 292                 self.e_goweb.set_name('goweb')
 293                 self.e_goweb.set_size_request(220, 48)
 294                 # e_open is the eventbox for the image. Does nothing, but it's convenient to have it.
 295                 # it will change to be a cairo thing when I have the time.
 296                 self.e_open = gtk.EventBox()
 297                 self.e_open.set_name('open')
 298                 self.e_switch = gtk.EventBox()
 299                 self.e_switch.set_name('switch')
 300                 self.e_switch.set_size_request(48, 48)
 301                 self.e_next = gtk.EventBox()
 302                 self.e_next.set_name('next')
 303                 self.e_next.set_size_request(48, 48)
 304                 self.e_prev = gtk.EventBox()
 305                 self.e_prev.set_name('prev')
 306                 self.e_prev.set_size_request(48, 48)
 307                 self.e_up = gtk.EventBox()
 308                 self.e_up.set_name('up')
 309                 self.e_up.set_size_request(48, 48)
 310                 self.e_down = gtk.EventBox()
 311                 self.e_down.set_name('down')
 312                 self.e_down.set_size_request(48, 48)
 313                 self.comic_image = self.get_resized_pixmap(self.db.get_comic(), self.imgvpos)
 314                 self.comic_image.show()
 315
 316
 317                 # Preload images into a dictionary, so that we can access them by the names of the eventboxes:
 318
 319                 self.images = {'up0':cairo.ImageSurface.create_from_png(imagedir + "up0-48x48.png"),
 320                                         'up1':cairo.ImageSurface.create_from_png(imagedir + "up1-48x48.png"),
 321                                         'down0':cairo.ImageSurface.create_from_png(imagedir + "down0-48x48.png"),
 322                                         'down1':cairo.ImageSurface.create_from_png(imagedir + "down1-48x48.png"),
 323                                         'next0':cairo.ImageSurface.create_from_png(imagedir + "next0-48x48.png"),
 324                                         'next1':cairo.ImageSurface.create_from_png(imagedir + "next1-48x48.png"),
 325                                         'prev0':cairo.ImageSurface.create_from_png(imagedir + "prev0-48x48.png"),
 326                                         'prev1':cairo.ImageSurface.create_from_png(imagedir + "prev1-48x48.png"),
 327                                         'switch0':cairo.ImageSurface.create_from_png(imagedir + "switch0-48x48.png"),
 328                                         'switch1':cairo.ImageSurface.create_from_png(imagedir + "switch1-48x48.png"),
 329                                         }
 330
 331
 332
 333                 self.e_goweb.add(self.label)
 334                 self.e_goweb.set_events(gtk.gdk.BUTTON_RELEASE_MASK)
 335                 self.e_goweb.connect("button-release-event", self.view_comic)
 336
 337                 self.e_open.add(self.comic_image)
 338
 339                 # self.e_switch.add(self.switch)
 340                 self.e_switch.set_events(gtk.gdk.BUTTON_PRESS_MASK|gtk.gdk.BUTTON_RELEASE_MASK|gtk.gdk.LEAVE_NOTIFY)
 341                 self.e_switch.connect("button-press-event", self.button_press)
 342                 self.e_switch.connect("button-release-event", self.button_release)
 343                 self.e_switch.connect("leave-notify-event", self.button_release)
 344
 345
 346                 # self.e_next.add(self.next)
 347                 self.e_next.set_events(gtk.gdk.BUTTON_PRESS_MASK|gtk.gdk.BUTTON_RELEASE_MASK|gtk.gdk.LEAVE_NOTIFY)
 348                 self.e_next.connect("button-press-event", self.button_press)
 349                 self.e_next.connect("button-release-event", self.button_release)
 350                 self.e_next.connect("leave-notify-event", self.button_release)
 351
 352                 #self.e_prev.add(self.prev)
 353                 self.e_prev.set_events(gtk.gdk.BUTTON_PRESS_MASK|gtk.gdk.BUTTON_RELEASE_MASK|gtk.gdk.LEAVE_NOTIFY)
 354                 self.e_prev.connect("button-press-event", self.button_press)
 355                 self.e_prev.connect("button-release-event", self.button_release)
 356                 self.e_prev.connect("leave-notify-event", self.button_release)
 357
 358                 #self.e_up.add(self.up)
 359                 self.e_up.set_events(gtk.gdk.BUTTON_PRESS_MASK|gtk.gdk.BUTTON_RELEASE_MASK|gtk.gdk.LEAVE_NOTIFY)
 360                 self.e_up.connect("button-press-event", self.button_press)
 361                 self.e_up.connect("button-release-event", self.button_release)
 362                 self.e_up.connect("leave-notify-event", self.button_release)
 363
 364
 365                 #self.e_down.add(self.down)
 366                 self.e_down.set_events(gtk.gdk.BUTTON_PRESS_MASK|gtk.gdk.BUTTON_RELEASE_MASK|gtk.gdk.LEAVE_NOTIFY)
 367                 self.e_down.connect("button-press-event", self.button_press)
 368                 self.e_down.connect("button-release-event", self.button_release)
 369                 self.e_down.connect("leave-notify-event", self.button_release)
 370
 371                 self.vbox.pack_start(self.e_open,False,False,0)
 372                 self.vbox.pack_end(self.hbox,False,False,0)
 373
 374                 self.hbox.pack_start(self.e_switch,False,False,0)
 375                 self.hbox.pack_start(self.e_goweb,False,False,10)
 376                 self.hbox.pack_end(self.e_next,False,False,0)
 377                 self.hbox.pack_end(self.e_prev,False,False,0)
 378                 self.hbox.pack_end(self.e_down,False,False,0)
 379                 self.hbox.pack_end(self.e_up,False,False,0)
 380                 self.vbox.show_all()
 381                 self.add(self.vbox)
 382
 383         # **************** Cairo draw functions ***************
 384
 385         def realize(self, widget):
 386                 global supports_alpha
 387
 388                 # To check if the display supports alpha channels, get the colormap
 389                 screen = self.get_screen()
 390                 colormap = screen.get_rgba_colormap()
 391                 if colormap == None:
 392                         print 'Your screen does not support alpha channels!'
 393                         colormap = screen.get_rgb_colormap()
 394                         supports_alpha = False
 395                 else:
 396                 #      print 'Your screen supports alpha channels!'
 397                         supports_alpha = True
 398
 399                 # Now we have a colormap appropriate for the screen, use it
 400                 self.set_colormap(colormap)
 401
 402                 return False
 403
 404         def do_expose_event(widget, event):
 405                 cr = widget.window.cairo_create()
 406                 widget.draw(widget.e_up, 0)
 407                 widget.draw(widget.e_down, 0)
 408                 widget.draw(widget.e_prev,0)
 409                 widget.draw(widget.e_next, 0)
 410                 widget.draw(widget.e_switch, 0)
 411 #               widget.writeit(widget.e_goweb, "asdf")
 412                 cr.set_operator(cairo.OPERATOR_OVER)
 413                 region = gtk.gdk.region_rectangle(event.area)
 414                 cr.region(region)
 415                 bg_color=gtk.gdk.color_parse('#000000')
 416                 if supports_alpha:
 417                         cr.set_source_rgba (0.0, 0.0, 0.0, 0.5)
 418                 else:
 419                         cr.set_source_rgb (0.0, 0.0, 0.0)
 420
 421                 cr.fill_preserve()
 422                 return False
 423
 424         # Function that draws a button preloaded in the images dictionary.
 425         def draw(self, target, postfix):
 426                 cr_e = target.window.cairo_create()
 427                 cr_e.set_source_rgba(0.0, 0.0, 0.0, 0.5) # Transparent
 428                 cr_e.set_operator(cairo.OPERATOR_SOURCE)
 429                 cr_e.paint()
 430                 cr_e.set_operator(cairo.OPERATOR_OVER)
 431                 cr_e.set_source_surface(self.images[target.get_name() + str(postfix)], 0, 0)
 432                 cr_e.paint()
 433
 434         # ********** Event handlers *************
 435
 436
 437         # Most events happen on release, so I moved all of them into the same event handler.
 438         def button_release(self, widget, event):
 439                 if event.type == gtk.gdk.BUTTON_RELEASE:
 440                         func = widget.get_name()
 441                         print "pressed: " + func
 442                         if func == 'up':
 443                                 self.e_open.remove(self.comic_image)
 444                                 self.imgvpos = self.imgvpos - 80
 445                                 if self.imgvpos < 0:
 446                                         self.imgvpos = 0
 447                                 self.comic_image = self.get_resized_pixmap(self.db.get_comic(), self.imgvpos)
 448                                 self.e_open.add(self.comic_image)
 449                                 self.e_open.show_all()
 450
 451                         elif func == 'down':
 452                                 self.e_open.remove(self.comic_image)
 453                                 self.imgvpos = self.imgvpos + 80
 454                                 self.comic_image = self.get_resized_pixmap(self.db.get_comic(), self.imgvpos)
 455                                 self.e_open.add(self.comic_image)
 456                                 self.e_open.show_all()
 457
 458                         elif func == 'next':
 459                                 self.db.currentcomic -= 1
 460                                 self.imgvpos = 0
 461                                 self.e_open.remove(self.comic_image)
 462                                 self.comic_image = self.get_resized_pixmap(self.db.get_comic(), self.imgvpos)
 463                                 self.e_open.add(self.comic_image)
 464                                 self.e_open.show_all()
 465                                 self.e_goweb.remove(self.label)
 466                                 titl = str(self.db.db[self.db.currentcomic]['title'])
 467                                 if len(titl) > 22:
 468                                         titl = titl[:19] + "..."
 469                                 self.label.set_markup('<span size="12000" face="monospace"> <b>' + self.comicname + '</b> ' + str(self.db.db[self.db.currentcomic]['id']) + '\n ' + titl + '</span>')
 470                                 self.e_goweb.add(self.label)
 471                                 self.e_goweb.show_all()
 472
 473                         elif func == 'prev':
 474                                 self.db.currentcomic += 1
 475                                 self.imgvpos = 0
 476                                 self.e_open.remove(self.comic_image)
 477                                 self.comic_image = self.get_resized_pixmap(self.db.get_comic(), self.imgvpos)
 478                                 self.e_open.add(self.comic_image)
 479                                 self.e_open.show_all()
 480                                 self.e_goweb.remove(self.label)
 481                                 titl = str(self.db.db[self.db.currentcomic]['title'])
 482                                 if len(titl) > 22:
 483                                         titl = titl[:19] + "..."
 484                                 self.label.set_markup('<span size="12000" face="monospace"> <b>' + self.comicname + '</b> ' + str(self.db.db[self.db.currentcomic]['id']) + '\n ' + titl + '</span>')
 485                                 self.e_goweb.add(self.label)
 486                                 self.e_goweb.show_all()
 487
 488                         elif func == 'switch':
 489                                 self.keypointer = (self.keypointer + 1) % 3
 490                                 self.imgvpos = 0
 491                                 self.db = []
 492                                 print "switching to " + self.keys[self.keypointer]
 493                                 self.comicname = comics[self.keys[self.keypointer]]['name']
 494                                 self.db = ComicDb(self.keys[self.keypointer])
 495                                 self.e_goweb.remove(self.label)
 496                                 titl = str(self.db.db[self.db.currentcomic]['title'])
 497                                 if len(titl) > 22:
 498                                         titl = titl[:19] + "..."
 499                                 self.label.set_markup('<span size="12000" face="monospace"> <b>' + self.comicname + '</b> ' + str(self.db.db[self.db.currentcomic]['id']) + '\n ' + titl + '</span>')
 500                                 self.e_goweb.add(self.label)
 501                                 self.e_goweb.show_all()
 502                                 self.e_open.remove(self.comic_image)
 503                                 self.comic_image = self.get_resized_pixmap(self.db.get_comic(), self.imgvpos)
 504                                 self.e_open.add(self.comic_image)
 505                                 self.e_open.show_all()
 506
 507                         else:
 508                                 return False
 509                 self.draw(widget, "0")
 510
 511         # this one only switches to pressed button image
 512         def button_press(self, widget, event):
 513                 if not event.type == gtk.gdk.BUTTON_PRESS:
 514                         return False
 515                 self.draw(widget, "1")
 516
 517         # this one cancels a button press when pointer is moved out from it after press.
 518         def button_out(self, widget, event):
 519                 if not event.type == gtk.gdk.BUTTON_PRESS:
 520                         return False
 521                 self.draw(widget, "0")
 522
 523         # no fancy cairo stuff here. simply launches url in browser.
 524         def view_comic(self, widget, event):
 525                 if not event.type == gtk.gdk.BUTTON_RELEASE:
 526                         return False
 527                 link = self.db.get_link()
 528                 self.osso_rpc.rpc_run_with_defaults("osso_browser", "open_new_window", (link,))
 529
 530
 531
 532         # this function modifies the image to fit the widget and then returns it.
 533
 534         def get_resized_pixmap(self, filename, vpos):
 535                 print "vpos: " + str(vpos)
 536
 537                 maxheight = 182
 538
 539                 pixbuf = gtk.gdk.pixbuf_new_from_file(filename)
 540                 parent_buf = gtk.gdk.Pixbuf(gtk.gdk.COLORSPACE_RGB, pixbuf.get_has_alpha(), 8, 480, maxheight)
 541                 parent_buf.fill(0xffffffff)
 542                 retimg = gtk.Image()
 543                 # get correct width/height
 544                 new_height = 1
 545                 new_width = 478
 546                 new_height = int((478.0 / pixbuf.get_width()) * pixbuf.get_height())
 547                 scaled_buf = pixbuf.scale_simple(new_width,new_height,gtk.gdk.INTERP_BILINEAR)
 548                 print "scaled height: " + str(scaled_buf.get_height())
 549                 if scaled_buf.get_height() > maxheight:
 550                         if scaled_buf.get_height() - (vpos + maxheight) < 0:
 551                                 vpos = scaled_buf.get_height() - maxheight
 552                         scaled_buf.copy_area(0,vpos,478,maxheight,parent_buf,1,0)
 553                         self.imgvpos = vpos
 554                 else:
 555                         tmpy = maxheight - scaled_buf.get_height()
 556                         if tmpy > 0:
 557                                 tmpy = tmpy / 2
 558
 559                         scaled_buf.copy_area(0,0,478,scaled_buf.get_height(),parent_buf,1,tmpy)
 560                         self.imgvpos = 0
 561                 retimg.set_from_pixbuf(parent_buf)
 562                 print "vpos after fixing image: " + str(self.imgvpos)
 563                 return retimg
 564
 565         def screen_changed(self, widget, old_screen=None):
 566                 global supports_alpha
 567
 568                 # To check if the display supports alpha channels, get the colormap
 569                 screen = self.get_screen()
 570                 colormap = screen.get_rgba_colormap()
 571                 if colormap == None:
 572                         print 'Your screen does not support alpha channels!'
 573                         colormap = screen.get_rgb_colormap()
 574                         supports_alpha = False
 575                 else:
 576                 #      print 'Your screen supports alpha channels!'
 577                         supports_alpha = True
 578
 579                 # Now we have a colormap appropriate for the screen, use it
 580                 self.set_colormap(colormap)
 581
 582                 return False
 583
 584 # ************************* OPTIONS ********************************
 585
 586         def show_options(self, widget):
 587                 dialog = gtk.Dialog("Comic Widget", None, gtk.DIALOG_DESTROY_WITH_PARENT)
 588
 589                 about_button = hildon.Button(gtk.HILDON_SIZE_AUTO_WIDTH | gtk.HILDON_SIZE_FINGER_HEIGHT, hildon.BUTTON_ARRANGEMENT_VERTICAL)
 590                 about_button.set_text("About", "See Author, Copyright and License information")
 591                 about_button.set_alignment(0,0,0,0)
 592                 about_button.connect("clicked", self.show_about)
 593
 594                 dialog.vbox.pack_start(about_button, True, True, 0)
 595
 596                 dialog.show_all()
 597                 dialog.run()
 598                 dialog.destroy()
 599
 600         def show_about(self, widget):
 601                 dialog = gtk.AboutDialog()
 602                 dialog.set_title("About")
 603                 dialog.set_name("Comic widget")
 604                 dialog.set_version(APP_VERSION)
 605                 dialog.set_copyright("Copyright 2010 Marcus Wikstrom")
 606                 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."])
 607                 # dialog.set_logo(gtk.gdk.pixbuf_new_from_file("/usr/share/touchsearch/icon.png"))
 608                 # dialog.set_comments("Thanks to Benoit Hervier, Daniel Would and Brent Chiodo for some nice code to sample.")
 609                 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/>.""")
 610                 dialog.set_wrap_license(True)
 611                 dialog.show_all()
 612                 dialog.run()
 613                 dialog.destroy()
 614
 615 hd_plugin_type = ComicHomePlugin
 616
 617
 618 if __name__ == "__main__":
 619         import gobject
 620         gobject.type_register(hd_plugin_type)
 621         obj = gobject.new(hd_plugin_type, plugin_id="plugin_id")
 622         obj.show_all()
 623         gtk.main()