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 import shutil
  13
  14 supports_alpha = False
  15
  16 # constants. dbfile is the location of the csv
  17 # comiccache is the location of the images
  18 APP_VERSION = "0.2.5"
  19
  20 basedbdir = "/opt/comic-widget/db/"
  21 imagedir = "/opt/comic-widget/images/"
  22 dbdir = "/home/user/.comic-widget/"
  23 comiccache = "/home/user/MyDocs/.comics/"
  24 comics = {"xkcd":{"name":"xkcd","link":"http://xkcd.org/","start":666,"dbfile":dbdir + "comicdb.xkcd.csv"},
  25                 "sinfest":{"name":"Sinfest","link":"http://sinfest.com/","start":3400,"dbfile":dbdir + "comicdb.sinfest.csv"},
  26                 "dilbert":{"name":"Dilbert","link":"http://dilbert.com.com/","start":"2009-01-01","dbfile":dbdir + "comicdb.dilbert.csv"}}
  27
  28 # handling of the comics
  29 class ComicDb():
  30         def __init__(self, comic):
  31                 #if no db, start from this comic id.
  32                 self.comic = comic
  33                 self.start = comics[self.comic]["start"]
  34                 self.dbfile = comics[self.comic]["dbfile"]
  35
  36                 #if db file exist, read it
  37                 if os.path.isfile(self.dbfile) == True:
  38                         dbf = open(self.dbfile, 'r')
  39                 # if not, create it.
  40                 dbf = self.get_dbfile()
  41                 dbr = csv.DictReader(dbf)
  42                 self.db = []
  43                 for row in dbr:
  44                         self.db.insert(0,row)
  45                 dbf.close()
  46                 self.currentcomic = 0
  47
  48
  49
  50         def get_dbfile(self):
  51                 #if db file exist, read it
  52                 if os.path.isfile(self.dbfile) == True:
  53                         dbf = open(self.dbfile, 'r')
  54                         return dbf
  55                 # if not, copy it.
  56                 else:
  57                         if not os.path.exists(dbdir):
  58                                 try:
  59                                         os.makedirs(dbdir)
  60                                 except:
  61                                         print "comic db creation failed on mkdir"
  62                                         exit()
  63                         try:
  64                                 shutil.copyfile(basedbdir + "comicdb." + self.comic + ".csv", dbdir + "comicdb." + self.comic + ".csv")
  65                         except:
  66                                 print "comic db creation failed on copy"
  67                                 exit()
  68                         if os.path.isfile(self.dbfile) == True:
  69                                 dbf = open(self.dbfile, 'r')
  70                                 return dbf
  71                         else:
  72                                 print "comic db creation failed after copy"
  73                                 exit()
  74
  75
  76         def get_comic(self):
  77                 print str(self.currentcomic)
  78                 if self.currentcomic < 0:
  79                         self.refresh()
  80                         self.currentcomic = 0
  81                 if  len(self.db) < (self.currentcomic + 1):
  82                         self.currentcomic -= 1
  83                         self.refresh()
  84                         self.currentcomic = len(self.db) - 1
  85
  86                 dbrow = self.db[self.currentcomic]
  87                 filename = comiccache + self.comic + "/" + dbrow['filename']
  88                 print filename + "\n"
  89
  90                 if os.path.isfile(filename):
  91                         print "found, returning " + filename + "\n"
  92                         return filename
  93                 else:
  94                         #fetch file
  95                         print filename + " not found\nretrieving " + dbrow['url'] + "\n"
  96                         urllib.urlretrieve(dbrow['url'], filename)
  97                         print "success\n"
  98                         return filename
  99
 100         def get_current_row(self):
 101                 return self.db[self.currentcomic]
 102
 103         def get_link(self):
 104                 print str(self.currentcomic)
 105                 if self.currentcomic < 0:
 106                         self.refresh()
 107                         self.currentcomic = 0
 108                 if  len(self.db) < (self.currentcomic + 1):
 109                         self.currentcomic -= 1
 110                 return self.db[self.currentcomic]['link']
 111
 112
 113
 114         def insert_row(self, irow):
 115                 dbf = open(self.dbfile, 'a')
 116                 dbw = csv.writer(dbf)
 117                 dbw.writerow(irow)
 118                 dbf.close()
 119
 120         def insert_row_first(self, irow):
 121                 dbf = open(self.dbfile, 'w')
 122                 dbf.write('comic,id,link,url,filename,title\n')
 123                 dbw = csv.writer(dbf)
 124                 dbw.writerow(irow)
 125                 dbf.close()
 126                 dbf = open(self.dbfile, 'a')
 127                 dbw = csv.DictWriter(dbf, ['comic','id','link','url','filename','title'])
 128                 tmpdb = self.db
 129                 tmpdb.reverse()
 130                 for row in tmpdb:
 131                         dbw.writerow(row)
 132                 dbf.close()
 133
 134         def refresh(self):
 135                 if len(self.db) < 1:
 136                         self.fetch_latest_std(self.comic, self.start)
 137                 elif self.currentcomic == 0 or self.currentcomic < 0:
 138                         self.fetch_latest_std(self.comic, self.db[0]['id'])
 139                 elif self.currentcomic == (len(self.db) - 1):
 140                         self.fetch_earlier(self.comic, self.db[self.currentcomic]['id'])
 141                 dbf = open(self.dbfile, 'r')
 142                 dbr = csv.DictReader(dbf)
 143                 self.db = []
 144                 for row in dbr:
 145                         self.db.insert(0,row)
 146                 dbf.close()
 147
 148         def fetch_earlier(self, comic, earliest):
 149                 if len(earliest) == 10:
 150                         # date id.
 151                         dt = string.split(earliest, "-")
 152                         d = datetime.date(int(dt[0]),int(dt[1]),int(dt[2]))
 153                         earlier = d - datetime.timedelta( 1 )
 154                         comicid = earlier.isoformat()
 155                 else:
 156                         comicid = int(earliest) - 1
 157
 158                 irow = self.get_irow(comic, comicid)
 159                 if irow:
 160                         print "got irow: "
 161                         print irow
 162                         print "\ninserting first...\n"
 163                         self.insert_row_first(irow)
 164                 else:
 165                         print "No comic found at " + comicid
 166
 167         def fetch_latest_std(self, comic, latest):
 168                 print "fetching new after " + str(comic) + " " + str(latest)
 169                 dateid = False
 170                 if len(latest) == 10:
 171                         # date id.
 172                         dateid = True
 173                         dt = string.split(latest, "-")
 174                         d = datetime.date(int(dt[0]),int(dt[1]),int(dt[2]))
 175                         newer = d + datetime.timedelta( 1 )
 176                         comicid = newer.isoformat()
 177                 else:
 178                         comicid = int(latest) + 1
 179
 180
 181                 while True:
 182                         irow = self.get_irow(comic, comicid)
 183                         if irow:
 184                                 print "got irow: " + str(irow)
 185                                 print "inserting..."
 186                                 self.insert_row(irow)
 187                                 if dateid:
 188                                         dt = string.split(comicid, "-")
 189                                         d = datetime.date(int(dt[0]),int(dt[1]),int(dt[2]))
 190                                         newer = d + datetime.timedelta( 1 )
 191                                         comicid = newer.isoformat()
 192                                 else:
 193                                         comicid += 1
 194                         else:
 195                                 break
 196
 197
 198         def get_irow(self, comic, number):
 199                 dateid = False
 200                 if len(str(number)) == 10:
 201                         dateid = True
 202                 else:
 203                         if number < 0:
 204                                 return False
 205                         print "number is now: " + str(number) + "\n"
 206                 if comic == 'xkcd':
 207                         link = "http://xkcd.org/" + str(number) + "/"
 208                 elif comic == 'sinfest':
 209                         link = "http://www.sinfest.net/archive_page.php?comicID=" + str(number)
 210                 elif comic == 'dilbert':
 211                         link = "http://dilbert.com/" + str(number) + "/"
 212                 else:
 213                         return False
 214
 215                 print "link: " + link
 216                 try:
 217                         f = urllib2.urlopen(link)
 218                         hcode = f.code
 219                 except:
 220                         hcode = 404
 221                 print "got hcode = " + str(hcode) + "\n"
 222                 if (hcode != 200):
 223                         return False
 224                 else:
 225                         # Build db entry.
 226                         # they look like: comic,id,link,url,filename,title
 227                         # We already have comic, number/id and link
 228
 229                         if comic == 'xkcd':
 230                                 s = f.read()
 231                                 f.close()
 232                                 # This should be done with regex but...
 233                                 splt = string.split(s, "<h3>Image URL (for hotlinking/embedding): ", 1)
 234                                 splt2 = string.split(splt[1], "</h3>", 1)
 235                                 url = splt2[0]
 236                                 splt = string.split(splt[0], "<h1>", 1)
 237                                 splt = string.split(splt[1], "</h1>", 1)
 238
 239                                 title = splt[0]
 240
 241                         elif comic == 'sinfest':
 242                                 s = f.read()
 243                                 f.close()
 244                                 splt = string.split(s, 'height="107"', 1)
 245                                 splt = string.split(splt[1], '<img src="', 1)
 246                                 splt = string.split(splt[1], '" alt="', 1)
 247                                 url = splt[0]
 248                                 if len(url) < 49:
 249                                         print "Fake 404! Break break break!"
 250                                         return False
 251                                 splt = string.split(splt[1], '" border="0" />', 1)
 252                                 title = splt[0]
 253
 254                         elif comic == 'dilbert':
 255                                 s = f.read()
 256                                 f.close()
 257                                 splt = string.split(s, 'input type="hidden" name="PrintPath" value="', 1)
 258                                 splt = string.split(splt[1], '" />', 1)
 259                                 url = "http://dilbert.com" + splt[0]
 260                                 if len(url) < 50:
 261                                         print "Fake 404! Break break break!"
 262                                         return False
 263                                 title = ""
 264
 265                         splt2 = string.rsplit(url, "/", 1)
 266                         filename = splt2[1]
 267                         irow = [comic,number,link,url,filename,title]
 268                         return irow
 269
 270
 271 # ------------UI
 272
 273 class ComicHomePlugin(hildondesktop.HomePluginItem):
 274         def __init__(self):
 275                 hildondesktop.HomePluginItem.__init__(self)
 276                 global supports_alpha
 277                 self.set_settings(True)
 278                 self.connect("show-settings", self.show_options)
 279                 self.osso_c = osso.Context("comic-widget", "0.0.1", False)
 280                 self.osso_rpc = osso.Rpc(self.osso_c)
 281                 self.keys = comics.keys()
 282                 self.keypointer = 1
 283                 self.db = ComicDb(self.keys[self.keypointer])
 284                 self.comicname = comics[self.keys[self.keypointer]]['name']
 285                 self.set_name = "comicwidget"
 286                 screen = self.get_screen()
 287                 colormap = screen.get_rgba_colormap()
 288                 if colormap == None:
 289                         colormap = screen.get_rgb_colormap()
 290                         supports_alpha = False
 291                 else:
 292                         supports_alpha = True
 293                 self.set_colormap(colormap)
 294                 self.set_app_paintable(True)
 295                 #setup internal area
 296                 self.set_size_request(480, 230)
 297                 self.imgvpos = 0;
 298                 self.vbox = gtk.VBox()
 299                 self.hbox = gtk.HBox()
 300                 self.label = gtk.Label()
 301                 self.label.set_alignment(xalign = 0, yalign = 0.5)
 302                 self.label.set_use_markup(True)
 303                 titl = str(self.db.db[self.db.currentcomic]['title'])
 304                 if len(titl) > 22:
 305                         titl = titl[:19] + "..."
 306                 self.label.set_markup('<span size="12000" face="monospace"> <b>' + self.comicname + '</b> ' + str(self.db.db[self.db.currentcomic]['id']) + '\n ' + titl + '</span>')
 307
 308
 309                 self.e_goweb = gtk.EventBox()
 310                 self.e_goweb.set_name('goweb')
 311                 self.e_goweb.set_size_request(220, 48)
 312                 # e_open is the eventbox for the image. Does nothing, but it's convenient to have it.
 313                 # it will change to be a cairo thing when I have the time.
 314                 self.e_open = gtk.EventBox()
 315                 self.e_open.set_name('open')
 316                 self.e_switch = gtk.EventBox()
 317                 self.e_switch.set_name('switch')
 318                 self.e_switch.set_size_request(48, 48)
 319                 self.e_next = gtk.EventBox()
 320                 self.e_next.set_name('next')
 321                 self.e_next.set_size_request(48, 48)
 322                 self.e_prev = gtk.EventBox()
 323                 self.e_prev.set_name('prev')
 324                 self.e_prev.set_size_request(48, 48)
 325                 self.e_up = gtk.EventBox()
 326                 self.e_up.set_name('up')
 327                 self.e_up.set_size_request(48, 48)
 328                 self.e_down = gtk.EventBox()
 329                 self.e_down.set_name('down')
 330                 self.e_down.set_size_request(48, 48)
 331                 self.comic_image = self.get_resized_pixmap(self.db.get_comic(), self.imgvpos)
 332                 self.comic_image.show()
 333
 334
 335                 # Preload images into a dictionary, so that we can access them by the names of the eventboxes:
 336
 337                 self.images = {'up0':cairo.ImageSurface.create_from_png(imagedir + "up0-48x48.png"),
 338                                         'up1':cairo.ImageSurface.create_from_png(imagedir + "up1-48x48.png"),
 339                                         'down0':cairo.ImageSurface.create_from_png(imagedir + "down0-48x48.png"),
 340                                         'down1':cairo.ImageSurface.create_from_png(imagedir + "down1-48x48.png"),
 341                                         'next0':cairo.ImageSurface.create_from_png(imagedir + "next0-48x48.png"),
 342                                         'next1':cairo.ImageSurface.create_from_png(imagedir + "next1-48x48.png"),
 343                                         'prev0':cairo.ImageSurface.create_from_png(imagedir + "prev0-48x48.png"),
 344                                         'prev1':cairo.ImageSurface.create_from_png(imagedir + "prev1-48x48.png"),
 345                                         'switch0':cairo.ImageSurface.create_from_png(imagedir + "switch0-48x48.png"),
 346                                         'switch1':cairo.ImageSurface.create_from_png(imagedir + "switch1-48x48.png"),
 347                                         }
 348
 349
 350
 351                 self.e_goweb.add(self.label)
 352                 self.e_goweb.set_events(gtk.gdk.BUTTON_RELEASE_MASK)
 353                 self.e_goweb.connect("button-release-event", self.view_comic)
 354
 355                 self.e_open.add(self.comic_image)
 356
 357                 # self.e_switch.add(self.switch)
 358                 self.e_switch.set_events(gtk.gdk.BUTTON_PRESS_MASK|gtk.gdk.BUTTON_RELEASE_MASK|gtk.gdk.LEAVE_NOTIFY)
 359                 self.e_switch.connect("button-press-event", self.button_press)
 360                 self.e_switch.connect("button-release-event", self.button_release)
 361                 self.e_switch.connect("leave-notify-event", self.button_release)
 362
 363
 364                 # self.e_next.add(self.next)
 365                 self.e_next.set_events(gtk.gdk.BUTTON_PRESS_MASK|gtk.gdk.BUTTON_RELEASE_MASK|gtk.gdk.LEAVE_NOTIFY)
 366                 self.e_next.connect("button-press-event", self.button_press)
 367                 self.e_next.connect("button-release-event", self.button_release)
 368                 self.e_next.connect("leave-notify-event", self.button_release)
 369
 370                 #self.e_prev.add(self.prev)
 371                 self.e_prev.set_events(gtk.gdk.BUTTON_PRESS_MASK|gtk.gdk.BUTTON_RELEASE_MASK|gtk.gdk.LEAVE_NOTIFY)
 372                 self.e_prev.connect("button-press-event", self.button_press)
 373                 self.e_prev.connect("button-release-event", self.button_release)
 374                 self.e_prev.connect("leave-notify-event", self.button_release)
 375
 376                 #self.e_up.add(self.up)
 377                 self.e_up.set_events(gtk.gdk.BUTTON_PRESS_MASK|gtk.gdk.BUTTON_RELEASE_MASK|gtk.gdk.LEAVE_NOTIFY)
 378                 self.e_up.connect("button-press-event", self.button_press)
 379                 self.e_up.connect("button-release-event", self.button_release)
 380                 self.e_up.connect("leave-notify-event", self.button_release)
 381
 382
 383                 #self.e_down.add(self.down)
 384                 self.e_down.set_events(gtk.gdk.BUTTON_PRESS_MASK|gtk.gdk.BUTTON_RELEASE_MASK|gtk.gdk.LEAVE_NOTIFY)
 385                 self.e_down.connect("button-press-event", self.button_press)
 386                 self.e_down.connect("button-release-event", self.button_release)
 387                 self.e_down.connect("leave-notify-event", self.button_release)
 388
 389                 self.vbox.pack_start(self.e_open,False,False,0)
 390                 self.vbox.pack_end(self.hbox,False,False,0)
 391
 392                 self.hbox.pack_start(self.e_switch,False,False,0)
 393                 self.hbox.pack_start(self.e_goweb,False,False,10)
 394                 self.hbox.pack_end(self.e_next,False,False,0)
 395                 self.hbox.pack_end(self.e_prev,False,False,0)
 396                 self.hbox.pack_end(self.e_down,False,False,0)
 397                 self.hbox.pack_end(self.e_up,False,False,0)
 398                 self.vbox.show_all()
 399                 self.add(self.vbox)
 400
 401         # **************** Cairo draw functions ***************
 402
 403         def realize(self, widget):
 404                 global supports_alpha
 405
 406                 # To check if the display supports alpha channels, get the colormap
 407                 screen = self.get_screen()
 408                 colormap = screen.get_rgba_colormap()
 409                 if colormap == None:
 410                         print 'Your screen does not support alpha channels!'
 411                         colormap = screen.get_rgb_colormap()
 412                         supports_alpha = False
 413                 else:
 414                 #      print 'Your screen supports alpha channels!'
 415                         supports_alpha = True
 416
 417                 # Now we have a colormap appropriate for the screen, use it
 418                 self.set_colormap(colormap)
 419
 420                 return False
 421
 422         def do_expose_event(widget, event):
 423                 cr = widget.window.cairo_create()
 424                 widget.draw(widget.e_up, 0)
 425                 widget.draw(widget.e_down, 0)
 426                 widget.draw(widget.e_prev,0)
 427                 widget.draw(widget.e_next, 0)
 428                 widget.draw(widget.e_switch, 0)
 429 #               widget.writeit(widget.e_goweb, "asdf")
 430                 cr.set_operator(cairo.OPERATOR_OVER)
 431                 region = gtk.gdk.region_rectangle(event.area)
 432                 cr.region(region)
 433                 bg_color=gtk.gdk.color_parse('#000000')
 434                 if supports_alpha:
 435                         cr.set_source_rgba (0.0, 0.0, 0.0, 0.5)
 436                 else:
 437                         cr.set_source_rgb (0.0, 0.0, 0.0)
 438
 439                 cr.fill_preserve()
 440                 return False
 441
 442         # Function that draws a button preloaded in the images dictionary.
 443         def draw(self, target, postfix):
 444                 cr_e = target.window.cairo_create()
 445                 cr_e.set_source_rgba(0.0, 0.0, 0.0, 0.5) # Transparent
 446                 cr_e.set_operator(cairo.OPERATOR_SOURCE)
 447                 cr_e.paint()
 448                 cr_e.set_operator(cairo.OPERATOR_OVER)
 449                 cr_e.set_source_surface(self.images[target.get_name() + str(postfix)], 0, 0)
 450                 cr_e.paint()
 451
 452         # ********** Event handlers *************
 453
 454
 455         # Most events happen on release, so I moved all of them into the same event handler.
 456         def button_release(self, widget, event):
 457                 if event.type == gtk.gdk.BUTTON_RELEASE:
 458                         func = widget.get_name()
 459                         print "pressed: " + func
 460                         if func == 'up':
 461                                 self.e_open.remove(self.comic_image)
 462                                 self.imgvpos = self.imgvpos - 80
 463                                 if self.imgvpos < 0:
 464                                         self.imgvpos = 0
 465                                 self.comic_image = self.get_resized_pixmap(self.db.get_comic(), self.imgvpos)
 466                                 self.e_open.add(self.comic_image)
 467                                 self.e_open.show_all()
 468
 469                         elif func == 'down':
 470                                 self.e_open.remove(self.comic_image)
 471                                 self.imgvpos = self.imgvpos + 80
 472                                 self.comic_image = self.get_resized_pixmap(self.db.get_comic(), self.imgvpos)
 473                                 self.e_open.add(self.comic_image)
 474                                 self.e_open.show_all()
 475
 476                         elif func == 'next':
 477                                 self.db.currentcomic -= 1
 478                                 self.imgvpos = 0
 479                                 self.e_open.remove(self.comic_image)
 480                                 self.comic_image = self.get_resized_pixmap(self.db.get_comic(), self.imgvpos)
 481                                 self.e_open.add(self.comic_image)
 482                                 self.e_open.show_all()
 483                                 self.e_goweb.remove(self.label)
 484                                 titl = str(self.db.db[self.db.currentcomic]['title'])
 485                                 if len(titl) > 22:
 486                                         titl = titl[:19] + "..."
 487                                 self.label.set_markup('<span size="12000" face="monospace"> <b>' + self.comicname + '</b> ' + str(self.db.db[self.db.currentcomic]['id']) + '\n ' + titl + '</span>')
 488                                 self.e_goweb.add(self.label)
 489                                 self.e_goweb.show_all()
 490
 491                         elif func == 'prev':
 492                                 self.db.currentcomic += 1
 493                                 self.imgvpos = 0
 494                                 self.e_open.remove(self.comic_image)
 495                                 self.comic_image = self.get_resized_pixmap(self.db.get_comic(), self.imgvpos)
 496                                 self.e_open.add(self.comic_image)
 497                                 self.e_open.show_all()
 498                                 self.e_goweb.remove(self.label)
 499                                 titl = str(self.db.db[self.db.currentcomic]['title'])
 500                                 if len(titl) > 22:
 501                                         titl = titl[:19] + "..."
 502                                 self.label.set_markup('<span size="12000" face="monospace"> <b>' + self.comicname + '</b> ' + str(self.db.db[self.db.currentcomic]['id']) + '\n ' + titl + '</span>')
 503                                 self.e_goweb.add(self.label)
 504                                 self.e_goweb.show_all()
 505
 506                         elif func == 'switch':
 507                                 self.keypointer = (self.keypointer + 1) % 3
 508                                 self.imgvpos = 0
 509                                 self.db = []
 510                                 print "switching to " + self.keys[self.keypointer]
 511                                 self.comicname = comics[self.keys[self.keypointer]]['name']
 512                                 self.db = ComicDb(self.keys[self.keypointer])
 513                                 self.e_goweb.remove(self.label)
 514                                 titl = str(self.db.db[self.db.currentcomic]['title'])
 515                                 if len(titl) > 22:
 516                                         titl = titl[:19] + "..."
 517                                 self.label.set_markup('<span size="12000" face="monospace"> <b>' + self.comicname + '</b> ' + str(self.db.db[self.db.currentcomic]['id']) + '\n ' + titl + '</span>')
 518                                 self.e_goweb.add(self.label)
 519                                 self.e_goweb.show_all()
 520                                 self.e_open.remove(self.comic_image)
 521                                 self.comic_image = self.get_resized_pixmap(self.db.get_comic(), self.imgvpos)
 522                                 self.e_open.add(self.comic_image)
 523                                 self.e_open.show_all()
 524
 525                         else:
 526                                 return False
 527                 self.draw(widget, "0")
 528
 529         # this one only switches to pressed button image
 530         def button_press(self, widget, event):
 531                 if not event.type == gtk.gdk.BUTTON_PRESS:
 532                         return False
 533                 self.draw(widget, "1")
 534
 535         # this one cancels a button press when pointer is moved out from it after press.
 536         def button_out(self, widget, event):
 537                 if not event.type == gtk.gdk.BUTTON_PRESS:
 538                         return False
 539                 self.draw(widget, "0")
 540
 541         # no fancy cairo stuff here. simply launches url in browser.
 542         def view_comic(self, widget, event):
 543                 if not event.type == gtk.gdk.BUTTON_RELEASE:
 544                         return False
 545                 link = self.db.get_link()
 546                 self.osso_rpc.rpc_run_with_defaults("osso_browser", "open_new_window", (link,))
 547
 548
 549
 550         # this function modifies the image to fit the widget and then returns it.
 551
 552         def get_resized_pixmap(self, filename, vpos):
 553                 print "vpos: " + str(vpos)
 554
 555                 maxheight = 182
 556
 557                 pixbuf = gtk.gdk.pixbuf_new_from_file(filename)
 558                 parent_buf = gtk.gdk.Pixbuf(gtk.gdk.COLORSPACE_RGB, pixbuf.get_has_alpha(), 8, 480, maxheight)
 559                 parent_buf.fill(0xffffffff)
 560                 retimg = gtk.Image()
 561                 # get correct width/height
 562                 new_height = 1
 563                 new_width = 478
 564                 new_height = int((478.0 / pixbuf.get_width()) * pixbuf.get_height())
 565                 scaled_buf = pixbuf.scale_simple(new_width,new_height,gtk.gdk.INTERP_BILINEAR)
 566                 print "scaled height: " + str(scaled_buf.get_height())
 567                 if scaled_buf.get_height() > maxheight:
 568                         if scaled_buf.get_height() - (vpos + maxheight) < 0:
 569                                 vpos = scaled_buf.get_height() - maxheight
 570                         scaled_buf.copy_area(0,vpos,478,maxheight,parent_buf,1,0)
 571                         self.imgvpos = vpos
 572                 else:
 573                         tmpy = maxheight - scaled_buf.get_height()
 574                         if tmpy > 0:
 575                                 tmpy = tmpy / 2
 576
 577                         scaled_buf.copy_area(0,0,478,scaled_buf.get_height(),parent_buf,1,tmpy)
 578                         self.imgvpos = 0
 579                 retimg.set_from_pixbuf(parent_buf)
 580                 print "vpos after fixing image: " + str(self.imgvpos)
 581                 return retimg
 582
 583         def screen_changed(self, widget, old_screen=None):
 584                 global supports_alpha
 585
 586                 # To check if the display supports alpha channels, get the colormap
 587                 screen = self.get_screen()
 588                 colormap = screen.get_rgba_colormap()
 589                 if colormap == None:
 590                         print 'Your screen does not support alpha channels!'
 591                         colormap = screen.get_rgb_colormap()
 592                         supports_alpha = False
 593                 else:
 594                 #      print 'Your screen supports alpha channels!'
 595                         supports_alpha = True
 596
 597                 # Now we have a colormap appropriate for the screen, use it
 598                 self.set_colormap(colormap)
 599
 600                 return False
 601
 602 # ************************* OPTIONS ********************************
 603
 604         def show_options(self, widget):
 605                 dialog = gtk.Dialog("Comic Widget", None, gtk.DIALOG_DESTROY_WITH_PARENT)
 606
 607                 about_button = hildon.Button(gtk.HILDON_SIZE_AUTO_WIDTH | gtk.HILDON_SIZE_FINGER_HEIGHT, hildon.BUTTON_ARRANGEMENT_VERTICAL)
 608                 about_button.set_text("About", "See Author, Copyright and License information")
 609                 about_button.set_alignment(0,0,0,0)
 610                 about_button.connect("clicked", self.show_about)
 611
 612                 dialog.vbox.pack_start(about_button, True, True, 0)
 613
 614                 dialog.show_all()
 615                 dialog.run()
 616                 dialog.destroy()
 617
 618         def show_about(self, widget):
 619                 dialog = gtk.AboutDialog()
 620                 dialog.set_title("About")
 621                 dialog.set_name("Comic widget")
 622                 dialog.set_version(APP_VERSION)
 623                 dialog.set_copyright("Copyright 2010 Marcus Wikstrom")
 624                 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."])
 625                 # dialog.set_logo(gtk.gdk.pixbuf_new_from_file("/usr/share/touchsearch/icon.png"))
 626                 # dialog.set_comments("Thanks to Benoit Hervier, Daniel Would and Brent Chiodo for some nice code to sample.")
 627                 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/>.""")
 628                 dialog.set_wrap_license(True)
 629                 dialog.show_all()
 630                 dialog.run()
 631                 dialog.destroy()
 632
 633 hd_plugin_type = ComicHomePlugin
 634
 635
 636 if __name__ == "__main__":
 637         import gobject
 638         gobject.type_register(hd_plugin_type)
 639         obj = gobject.new(hd_plugin_type, plugin_id="plugin_id")
 640         obj.show_all()
 641         gtk.main()