git.maemo.org Git - mussorgsky/blob - src/aa_selection_dialog.py

   1 import hildon
   2 import gtk
   3 import gobject
   4 from album_art_thread import MussorgskyAlbumArt
   5
   6 RESPONSE_CLICK = 1
   7
   8 class ClickableImage (gtk.EventBox):
   9
  10     def __init__ (self, isRemoveOption=False):
  11         gtk.EventBox.__init__ (self)
  12
  13         self.isRemoveOption = isRemoveOption
  14
  15         self.img = gtk.Image ()
  16         self.img.set_size_request (124, 124)
  17         self.add (self.img)
  18         self.set_sensitive (False)
  19
  20         self.img_path = None
  21         self.thumb_path = None
  22
  23         if (self.isRemoveOption):
  24             self.img.set_from_icon_name ("mediaplayer_default_album",
  25                                          gtk.ICON_SIZE_MENU)
  26             self.img.set_pixel_size (124)
  27             self.set_sensitive (True)
  28
  29     def set_image (self, tmp_img, tmp_thumb):
  30         assert not self.isRemoveOption
  31         self.img_path = tmp_img
  32         self.thumb_path = tmp_thumb
  33         self.img.set_from_file (self.thumb_path)
  34         self.set_sensitive (True)
  35
  36     def set_default_image (self):
  37         self.img.set_from_stock (gtk.STOCK_CDROM, gtk.ICON_SIZE_DIALOG)
  38
  39     def get_paths (self):
  40         return self.img_path, self.thumb_path
  41
  42     def is_remove_option (self):
  43         return self.isRemoveOption
  44
  45
  46 class AlbumArtSelectionDialog (gtk.Dialog):
  47
  48     def __init__ (self, parent, artist, album, size, downloader=None):
  49         """
  50         parent window, amount of images to offer
  51         Optionally downloader (for testing porpouses)
  52         """
  53         gtk.Dialog.__init__ (self,
  54                              "Select album art", parent,
  55                              gtk.DIALOG_DESTROY_WITH_PARENT,
  56                              (gtk.STOCK_CANCEL, gtk.RESPONSE_REJECT))
  57         self.artist = artist
  58         self.album = album
  59         self.size = size
  60         self.__create_view (size)
  61         self.cancel = False
  62         self.connect ("response", self.handle_response)
  63
  64         if (downloader):
  65             self.downloader = downloader
  66         else:
  67             self.downloader = MussorgskyAlbumArt ()
  68
  69         gobject.idle_add (self.__get_alternatives_async)
  70         self.selection_img = None
  71         self.selection_thumb = None
  72         hildon.hildon_gtk_window_set_progress_indicator (self, 1)
  73
  74
  75     def __create_view (self, size):
  76         hbox = gtk.HBox (homogeneous=True)
  77
  78         self.images = []
  79         for i in range (0, size):
  80             image = ClickableImage ()
  81             image.connect ("button-release-event", self.click_on_img)
  82             self.images.append (image)
  83             hbox.pack_start (image, expand=False, fill=True)
  84
  85         # default empty option
  86         image = ClickableImage (isRemoveOption=True)
  87         image.connect ("button-release-event", self.click_on_img)
  88         self.images.append (image)
  89         hbox.pack_start (image, expand=False, fill=True)
  90         self.vbox.pack_start (hbox, padding=6)
  91
  92         label = gtk.Label ("New search:")
  93         self.entry = hildon.Entry (gtk.HILDON_SIZE_FINGER_HEIGHT)
  94         self.entry.set_text (self.artist + " " +  self.album)
  95
  96         img = gtk.Image ()
  97         img.set_from_icon_name ("general_search", gtk.ICON_SIZE_LARGE_TOOLBAR)
  98         button = hildon.Button (gtk.HILDON_SIZE_FINGER_HEIGHT,
  99                                 hildon.BUTTON_ARRANGEMENT_HORIZONTAL)
 100         button.set_image (img)
 101         button.connect ("clicked", self.user_text_search_cb, self.entry)
 102         self.hbox_research = gtk.HBox (homogeneous=False, spacing=6)
 103         self.hbox_research.pack_start (label, expand=False)
 104         self.hbox_research.pack_start (self.entry)
 105         self.hbox_research.pack_start (button, expand=False)
 106         self.hbox_research.set_sensitive (False)
 107         self.vbox.pack_start (self.hbox_research, padding=6)
 108
 109     def __get_alternatives_async (self):
 110         results = self.downloader.get_alternatives (self.album,
 111                                                     self.artist,
 112                                                     self.size)
 113         self.__show_results (results)
 114
 115     def __show_results (self, generator):
 116         counter = 0
 117         for (path, thumb) in generator:
 118             print path, thumb
 119             if (self.cancel):
 120                 return False
 121             if (thumb):
 122                 print "Setting", thumb, "as image"
 123                 self.images[counter].set_image (path, thumb)
 124             else:
 125                 continue
 126             counter += 1
 127             while (gtk.events_pending()):
 128                 gtk.main_iteration()
 129
 130         while (counter < self.size):
 131                 self.images[counter].set_default_image ()
 132                 counter += 1
 133
 134         hildon.hildon_gtk_window_set_progress_indicator (self, 0)
 135         self.hbox_research.set_sensitive (True)
 136         self.entry.grab_focus ()
 137         self.entry.select_region (0, -1)
 138
 139     def user_text_search_cb (self, w, entry):
 140         user_text = entry.get_text ()
 141         if user_text and len (user_text) > 0:
 142             hildon.hildon_gtk_window_set_progress_indicator (self, 1)
 143             for ev in self.images[:-1]:
 144                 ev.set_sensitive (False)
 145             self.hbox_research.set_sensitive (False)
 146             while (gtk.events_pending()):
 147                 gtk.main_iteration()
 148
 149             results = self.downloader.get_alternatives_free_text (user_text,
 150                                                                   self.size)
 151             self.__show_results (results)
 152
 153
 154     def click_on_img (self, image, event):
 155         if (image.is_remove_option ()):
 156             self.selection_img = None
 157             self.selection_thumb = None
 158             self.downloader.reset_alternative (self.artist, self.album)
 159         else:
 160             tmp_img, tmp_thumb = image.get_paths ()
 161             img, thumb = self.downloader.save_alternative (self.artist,
 162                                                            self.album,
 163                                                            tmp_img,
 164                                                            tmp_thumb)
 165             self.selection_img, self.selection_thumb = img, thumb
 166         self.response (RESPONSE_CLICK)
 167
 168     def get_selection (self):
 169         return (self.selection_img, self.selection_thumb)
 170
 171     def handle_response (self, widget, response_id):
 172         self.cancel = True
 173         # Return False to continue propagating the signal
 174         return False
 175
 176 if __name__ == "__main__":
 177
 178     import time
 179     class MockDownloader:
 180         def __init__ (self):
 181             self.alt = [("../hendrix.jpeg", "../hendrix-thumb.jpeg"),
 182                         ("../hoover.jpeg", "../hoover-thumb.jpeg"),
 183                         ("../backbeat.jpeg", "../backbeat-thumb.jpeg"),
 184                         ("../dylan.jpeg", "../dylan-thumb.jpeg")]
 185         def get_alternatives (self, album, artist, amount):
 186             for a in self.alt:
 187                 time.sleep (1)
 188                 yield a
 189         def get_alternatives_free_text (self, user_text, amount=4):
 190             for a in [("free%d" % i, "thumb%d" %i) for i in range (0, amount)]:
 191                 time.sleep (1)
 192                 yield a
 193         def save_alternative (self, artist, album, img, thumb):
 194             return ("/home/user/.cache/media-art/" + img, "/home/user/.thumbnails/normal/" + thumb)
 195         def reset_alternative (self, artist, album):
 196             print "Removing the album-art and the thumbnail"
 197
 198
 199     def clicked_button (self):
 200         aadd = AlbumArtSelectionDialog (w, "rory gallagher", "irish tour", 4, MockDownloader ())
 201         aadd.show_all ()
 202         response = aadd.run ()
 203         if response == gtk.RESPONSE_CLOSE or response == gtk.RESPONSE_DELETE_EVENT or response == gtk.RESPONSE_REJECT:
 204             print "Noooo"
 205         else:
 206             print "RESPONSE_CLICK", response == RESPONSE_CLICK
 207             print "Selected", aadd.get_selection ()
 208         aadd.hide ()
 209
 210     w = gtk.Window ()
 211     w.connect ("destroy", gtk.main_quit)
 212     box = gtk.VBox ()
 213
 214     button = gtk.Button ("click")
 215     button.connect ("clicked", clicked_button)
 216     box.add (button)
 217
 218     w.add (box)
 219     w.show_all ()
 220
 221
 222     gtk.main ()
 223