git.zarb.org Git - booh/blob - bin/booh-gui

   1 #!/usredo/bin/ruby
   2 #
   3 #                         *  BOOH  *
   4 #
   5 # A.k.a `Best web-album Of the world, Or your money back, Humerus'.
   6 #
   7 # The acronyn sucks, however this is a tribute to Dragon Ball by
   8 # Akira Toriyama, where the last enemy beaten by heroes of Dragon
   9 # Ball is named "Boo". But there was already a free software project
  10 # called Boo, so this one will be it "Booh". Or whatever.
  11 #
  12 #
  13 # Copyright (c) 2004 Guillaume Cottenceau <gc3 at bluewin.ch>
  14 #
  15 # This software may be freely redistributed under the terms of the GNU
  16 # public license version 2.
  17 #
  18 # You should have received a copy of the GNU General Public License
  19 # along with this program; if not, write to the Free Software
  20 # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  21
  22 require 'getoptlong'
  23 require 'tempfile'
  24
  25 require 'gtk2'
  26 require 'booh/GtkAutoTable'
  27
  28 require 'gettext'
  29 include GetText
  30 bindtextdomain("booh")
  31
  32 require 'rexml/document'
  33 include REXML
  34
  35 require 'booh/booh-lib'
  36 include Booh
  37 require 'booh/UndoHandler'
  38
  39
  40 #- options
  41 $options = [
  42     [ '--help',          '-h', GetoptLong::NO_ARGUMENT,       _("Get help message") ],
  43
  44     [ '--verbose-level', '-v', GetoptLong::REQUIRED_ARGUMENT, _("Set max verbosity level (0: errors, 1: warnings, 2: important messages, 3: other messages)") ],
  45 ]
  46
  47 def usage
  48     puts _("Usage: %s [OPTION]...") % File.basename($0)
  49     $options.each { |ary|
  50         printf " %3s, %-15s %s\n", ary[1], ary[0], ary[3]
  51     }
  52 end
  53
  54 def handle_options
  55     parser = GetoptLong.new
  56     parser.set_options(*$options.collect { |ary| ary[0..2] })
  57     begin
  58         parser.each_option do |name, arg|
  59             case name
  60             when '--help'
  61                 usage
  62                 exit(0)
  63
  64             when '--verbose-level'
  65                 $verbose_level = arg.to_i
  66
  67             end
  68         end
  69     rescue
  70         puts $!
  71         usage
  72         exit(1)
  73     end
  74 end
  75
  76 def read_config
  77     $config = {}
  78     $config_file = File.expand_path('~/.booh-gui-rc')
  79     if File.readable?($config_file)
  80         $xmldoc = REXML::Document.new(File.new($config_file))
  81         $xmldoc.root.elements.each { |element|
  82             txt = element.get_text
  83             if txt
  84                 if txt.value =~ /~~~/ || element.name == 'last-opens'
  85                     $config[element.name] = txt.value.split(/~~~/)
  86                 else
  87                     $config[element.name] = txt.value
  88                 end
  89             else
  90                 $config[element.name] = {}
  91                 element.each { |chld|
  92                     txt = chld.get_text
  93                     $config[element.name][chld.name] = txt ? txt.value : nil
  94                 }
  95             end
  96         }
  97     end
  98     if !FileTest.directory?(File.expand_path('~/.booh-gui-files'))
  99         system("mkdir ~/.booh-gui-files")
 100     end
 101 end
 102
 103 def write_config
 104     if $config['last-opens'].size > 5
 105         $config['last-opens'] = $config['last-opens'][-5, 5]
 106     end
 107
 108     ios = File.open($config_file, "w")
 109     $xmldoc = Document.new "<booh-gui-rc version='#{$VERSION}'/>"
 110     $xmldoc << XMLDecl.new(XMLDecl::DEFAULT_VERSION, $CURRENT_CHARSET)
 111     $config.each_pair { |key, value|
 112         elem = $xmldoc.root.add_element key
 113         if value.is_a? Hash
 114             $config[key].each_pair { |subkey, subvalue|
 115                 subelem = elem.add_element subkey
 116                 subelem.add_text subvalue.to_s
 117             }
 118         elsif value.is_a? Array
 119             elem.add_text value.join('~~~')
 120         else
 121             elem.add_text value.to_s
 122         end
 123     }
 124     $xmldoc.write(ios, 0)
 125     ios.close
 126 end
 127
 128 def set_mousecursor(what, *widget)
 129     if widget[0] && widget[0].window
 130         widget[0].window.set_cursor(Gdk::Cursor.new(what))
 131     end
 132     if $main_window.window
 133         $main_window.window.set_cursor(Gdk::Cursor.new(what))
 134     end
 135     $current_cursor = what
 136 end
 137 def set_mousecursor_wait(*widget)
 138     set_mousecursor(Gdk::Cursor::WATCH, *widget)
 139     if Thread.current == Thread.main
 140         Gtk.main_iteration while Gtk.events_pending?
 141     end
 142 end
 143 def set_mousecursor_normal(*widget)
 144     set_mousecursor(Gdk::Cursor::LEFT_PTR, *widget)
 145 end
 146 def push_mousecursor_wait(*widget)
 147     if $current_cursor != Gdk::Cursor::WATCH
 148         $save_cursor = $current_cursor
 149         set_mousecursor_wait(*widget)
 150     end
 151 end
 152 def pop_mousecursor(*widget)
 153     set_mousecursor($save_cursor || Gdk::Cursor::LEFT_PTR, *widget)
 154 end
 155
 156 def current_dest_dir
 157     source = $xmldoc.root.attributes['source']
 158     dest = $xmldoc.root.attributes['destination']
 159     return make_dest_filename(from_utf8($current_path).sub(/^#{Regexp.quote(source)}/, dest))
 160 end
 161
 162 def build_full_dest_filename(filename)
 163     return current_dest_dir + '/' + make_dest_filename(from_utf8(filename))
 164 end
 165
 166 def save_undo(name, closure, *params)
 167     UndoHandler.save_undo(name, closure, [ *params ])
 168     $undo_tb.sensitive = $undo_mb.sensitive = true
 169 end
 170
 171 def view_element(filename)
 172     if entry2type(filename) == 'video'
 173         system("mplayer #{$current_path + '/' + filename}")
 174         return
 175     end
 176
 177     w = Gtk::Window.new
 178
 179     msg 3, "filename: #{filename}"
 180     dest_img = build_full_dest_filename(filename).sub(/\.[^\.]+$/, '') + "-#{$default_size['fullscreen']}.jpg"
 181     #- typically this file won't exist in case of videos; try with the largest thumbnail around
 182     if !File.exists?(dest_img)
 183         if entry2type(filename) == 'video'
 184             alternatives = Dir[build_full_dest_filename(filename).sub(/\.[^\.]+$/, '') + '-*'].sort
 185             if not alternatives.empty?
 186                 dest_img = alternatives[-1]
 187             end
 188         else
 189             push_mousecursor_wait
 190             gen_thumbnails_element(from_utf8("#{$current_path}/#{filename}"), $xmldir, false, [ { 'filename' => dest_img, 'size' => $default_size['fullscreen'] } ])
 191             pop_mousecursor
 192             if !File.exists?(dest_img)
 193                 msg 2, _("Could not generate fullscreen thumbnail!")
 194                 return
 195                 end
 196         end
 197     end
 198     evt = Gtk::EventBox.new.add(Gtk::Alignment.new(0.5, 0.5, 0, 0).add(Gtk::Frame.new.add(Gtk::Image.new(dest_img)).set_shadow_type(Gtk::SHADOW_ETCHED_OUT)))
 199
 200     tooltips = Gtk::Tooltips.new
 201     tooltips.set_tip(evt, utf8(File.basename(filename).gsub(/\.jpg/, '')), nil)
 202
 203     bottom = Gtk::Alignment.new(0.5, 0.5, 0, 0).add(b = Gtk::Button.new(Gtk::Stock::CLOSE))
 204     b.signal_connect('clicked') { w.destroy }
 205
 206     vb = Gtk::VBox.new
 207     vb.pack_start(evt, false, false)
 208     vb.pack_end(bottom, false, false)
 209
 210     w.add(vb)
 211     w.signal_connect('delete-event') { w.destroy }
 212     w.window_position = Gtk::Window::POS_CENTER
 213     w.show_all
 214 end
 215
 216 def create_editzone(scrolledwindow, pagenum)
 217     frame = Gtk::Frame.new
 218     frame.add(textview = Gtk::TextView.new.set_wrap_mode(Gtk::TextTag::WRAP_WORD))
 219     frame.set_shadow_type(Gtk::SHADOW_IN)
 220     textview.signal_connect('key-press-event') { |w, event|
 221         textview.set_editable(event.keyval != Gdk::Keyval::GDK_Tab)
 222         if event.keyval == Gdk::Keyval::GDK_Page_Up || event.keyval == Gdk::Keyval::GDK_Page_Down
 223             scrolledwindow.signal_emit('key-press-event', event)
 224         end
 225         false  #- propagate
 226     }
 227     textview.signal_connect('focus-in-event') { |w, event|
 228         textview.buffer.select_range(textview.buffer.get_iter_at_offset(0), textview.buffer.get_iter_at_offset(-1))
 229         false  #- propagate
 230     }
 231
 232     candidate_undo_text = nil
 233     textview.signal_connect('focus-in-event') { |w, event|
 234         candidate_undo_text = textview.buffer.text
 235         false  #- propagate
 236     }
 237     textview.signal_connect('key-release-event') { |w, event|
 238         if candidate_undo_text && candidate_undo_text != textview.buffer.text
 239             $modified = true
 240             save_undo(_("text edit"),
 241                       Proc.new { |text|
 242                           save_text = textview.buffer.text
 243                           textview.buffer.text = text
 244                           textview.grab_focus
 245                           $notebook.set_page(pagenum)
 246                           Proc.new {
 247                               textview.buffer.text = save_text
 248                               textview.grab_focus
 249                               $notebook.set_page(pagenum)
 250                           }
 251                       }, candidate_undo_text)
 252             candidate_undo_text = nil
 253         end
 254         false  #- propagate
 255     }
 256
 257     return [ frame, textview ]
 258 end
 259
 260 def rotate_real(angle, thumbnail_img, img, xmlelem, attributes_prefix, desired_x, desired_y)
 261     $modified = true
 262
 263     #- update rotate attribute
 264     xmlelem.add_attribute("#{attributes_prefix}rotate", current_angle = ( xmlelem.attributes["#{attributes_prefix}rotate"].to_i + angle ) % 360)
 265
 266     if !$rotated_pixbufs[thumbnail_img]
 267         $rotated_pixbufs[thumbnail_img] = { :orig => img.pixbuf, :angle_to_orig => angle % 360 }
 268     else
 269         $rotated_pixbufs[thumbnail_img][:angle_to_orig] = ( $rotated_pixbufs[thumbnail_img][:angle_to_orig] + angle ) % 360
 270     end
 271     msg 3, "angle: #{angle}, angle to orig: #{$rotated_pixbufs[thumbnail_img][:angle_to_orig]}"
 272
 273     #- rotate shown thumbnail
 274     pixbuf = rotate_pixbuf($rotated_pixbufs[thumbnail_img][:orig], $rotated_pixbufs[thumbnail_img][:angle_to_orig])
 275     msg 3, "sizes: #{pixbuf.width} #{pixbuf.height} - desired #{desired_x}x#{desired_x}"
 276     if pixbuf.height > desired_y
 277         img.pixbuf = $rotated_pixbufs[thumbnail_img][:pixbuf] = pixbuf.scale(pixbuf.width * (desired_y.to_f/pixbuf.height), desired_y,
 278                                                                              Gdk::Pixbuf::INTERP_BILINEAR)
 279     elsif pixbuf.width < desired_x && pixbuf.height < desired_y
 280         img.pixbuf = $rotated_pixbufs[thumbnail_img][:pixbuf] = pixbuf.scale(desired_x, pixbuf.height * (desired_x.to_f/pixbuf.width),
 281                                                                              Gdk::Pixbuf::INTERP_BILINEAR)
 282     else
 283         img.pixbuf = $rotated_pixbufs[thumbnail_img][:pixbuf] = pixbuf
 284     end
 285 end
 286
 287 def rotate(angle, thumbnail_img, img, xmlelem, attributes_prefix, desired_x, desired_y)
 288     $modified = true
 289
 290     rotate_real(angle, thumbnail_img, img, xmlelem, attributes_prefix, desired_x, desired_y)
 291
 292     save_undo(angle == 90 ? _("rotate clockwise") : angle == -90 ? _("rotate counter-clockwise") : _("flip upside-down"),
 293               Proc.new { |angle|
 294                   rotate_real(angle, thumbnail_img, img, xmlelem, attributes_prefix, desired_x, desired_y)
 295                   $notebook.set_page(attributes_prefix != '' ? 0 : 1)
 296                   Proc.new {
 297                       rotate_real(-angle, thumbnail_img, img, xmlelem, attributes_prefix, desired_x, desired_y)
 298                       $notebook.set_page(0)
 299                       $notebook.set_page(attributes_prefix != '' ? 0 : 1)
 300                   }
 301               }, -angle)
 302 end
 303
 304 def color_swap(xmldir, attributes_prefix)
 305     $modified = true
 306     if xmldir.attributes["#{attributes_prefix}color-swap"]
 307         xmldir.delete_attribute("#{attributes_prefix}color-swap")
 308     else
 309         xmldir.add_attribute("#{attributes_prefix}color-swap", '1')
 310     end
 311 end
 312
 313 def enhance(xmldir, attributes_prefix)
 314     $modified = true
 315     if xmldir.attributes["#{attributes_prefix}enhance"]
 316         xmldir.delete_attribute("#{attributes_prefix}enhance")
 317     else
 318         xmldir.add_attribute("#{attributes_prefix}enhance", '1')
 319     end
 320 end
 321
 322 def change_frame_offset(xmldir, attributes_prefix, value)
 323     $modified = true
 324     xmldir.add_attribute("#{attributes_prefix}frame-offset", value)
 325 end
 326
 327 def ask_new_frame_offset(xmldir, attributes_prefix)
 328     value = xmldir.attributes["#{attributes_prefix}frame-offset"]
 329
 330     dialog = Gtk::Dialog.new(utf8(_("Change frame offset")),
 331                              $main_window,
 332                              Gtk::Dialog::MODAL | Gtk::Dialog::DESTROY_WITH_PARENT,
 333                              [Gtk::Stock::OK, Gtk::Dialog::RESPONSE_OK],
 334                              [Gtk::Stock::CANCEL, Gtk::Dialog::RESPONSE_CANCEL])
 335
 336     lbl = Gtk::Label.new
 337     lbl.markup = utf8(
 338 _("Please specify the <b>frame offset</b> of the video, to take the thumbnail
 339 from. There are approximately 25 frames per second in a video.
 340 "))
 341     dialog.vbox.add(lbl)
 342     dialog.vbox.add(entry = Gtk::Entry.new.set_text(value))
 343     entry.signal_connect('key-press-event') { |w, event|
 344         if event.keyval == Gdk::Keyval::GDK_Return
 345             dialog.response(Gtk::Dialog::RESPONSE_OK)
 346             true
 347         elsif event.keyval == Gdk::Keyval::GDK_Escape
 348             dialog.response(Gtk::Dialog::RESPONSE_CANCEL)
 349             true
 350         else
 351             false  #- propagate if needed
 352         end
 353     }
 354
 355     dialog.window_position = Gtk::Window::POS_MOUSE
 356     dialog.show_all
 357
 358     dialog.run { |response|
 359         $modified = true
 360         newval = entry.text
 361         dialog.destroy
 362         if response == Gtk::Dialog::RESPONSE_OK
 363             msg 3, "changing frame offset top #{newval}"
 364             return { :old => value, :new => newval }
 365         else
 366             return nil
 367         end
 368     }
 369 end
 370
 371 def gen_real_thumbnail(type, origfile, destfile, xmldir, size, img)
 372     Thread.new {
 373         push_mousecursor_wait
 374         system("rm -f '#{destfile}'")
 375         #- type can be 'element' or 'subdir'
 376         if type == 'element'
 377             gen_thumbnails_element(origfile, xmldir, false, [ { 'filename' => destfile, 'size' => size } ])
 378         else
 379             gen_thumbnails_subdir(origfile, xmldir, false, [ { 'filename' => destfile, 'size' => size } ], find_subalbum_info_type(xmldir))
 380         end
 381         img.set(destfile)
 382         $rotated_pixbufs[destfile] = { :orig => img.pixbuf, :pixbuf => img.pixbuf, :angle_to_orig => 0 }
 383         if entry2type(origfile) == 'video'
 384             #- cleanup temp for videos
 385             system("rm -f #{current_dest_dir}/screenshot.jpg000000.jpg")
 386         end
 387         pop_mousecursor
 388     }
 389 end
 390
 391 def popup_thumbnail_menu(event, optionals, type, xmldir, attributes_prefix, closures)
 392     menu = Gtk::Menu.new
 393     if optionals.include?('change_image')
 394         menu.append(changeimg = Gtk::ImageMenuItem.new(utf8(_("Change image"))))
 395         changeimg.image = Gtk::Image.new("#{$FPATH}/images/stock-images-16.png")
 396         changeimg.signal_connect('activate') { closures[:change].call }
 397         menu.append(            Gtk::SeparatorMenuItem.new)
 398     end
 399     menu.append(    r90 = Gtk::ImageMenuItem.new(utf8(_("Rotate clockwise"))))
 400     r90.image = Gtk::Image.new("#{$FPATH}/images/stock-rotate-90-16.png")
 401     r90.signal_connect('activate') { closures[:rotate].call(90) }
 402     menu.append(   r270 = Gtk::ImageMenuItem.new(utf8(_("Rotate counter-clockwise"))))
 403     r270.image = Gtk::Image.new("#{$FPATH}/images/stock-rotate-270-16.png")
 404     r270.signal_connect('activate') { closures[:rotate].call(-90) }
 405     if type == 'video'
 406         menu.append(               Gtk::SeparatorMenuItem.new)
 407         menu.append(  color_swap = Gtk::ImageMenuItem.new(utf8(_("Red/blue color swap"))))
 408         color_swap.image = Gtk::Image.new("#{$FPATH}/images/stock-color-triangle-16.png")
 409         color_swap.signal_connect('activate') { closures[:color_swap].call }
 410         menu.append(        flip = Gtk::ImageMenuItem.new(utf8(_("Flip upside-down"))))
 411         flip.image = Gtk::Image.new("#{$FPATH}/images/stock-rotate-180-16.png")
 412         flip.signal_connect('activate') { closures[:rotate].call(180) }
 413         menu.append(frame_offset = Gtk::ImageMenuItem.new(utf8(_("Specify frame offset"))))
 414         frame_offset.image = Gtk::Image.new("#{$FPATH}/images/stock-video-16.png")
 415         frame_offset.signal_connect('activate') { closures[:frame_offset].call }
 416     end
 417     menu.append(               Gtk::SeparatorMenuItem.new)
 418     menu.append(enhance      = Gtk::ImageMenuItem.new(utf8(xmldir.attributes["#{attributes_prefix}enhance"] ? _("Original contrast") :
 419                                                                                                               _("Enhance constrast"))))
 420     enhance.image = Gtk::Image.new("#{$FPATH}/images/stock-channels-16.png")
 421     enhance.signal_connect('activate') { closures[:enhance].call }
 422     if optionals.include?('delete')
 423         menu.append(               Gtk::SeparatorMenuItem.new)
 424         menu.append(delete_item  = Gtk::ImageMenuItem.new(Gtk::Stock::DELETE))
 425         delete_item.signal_connect('activate') { closures[:delete].call }
 426     end
 427     menu.show_all
 428     menu.popup(nil, nil, event.button, event.time)
 429 end
 430
 431 def add_thumbnail(autotable, filename, type, thumbnail_img, caption)
 432
 433     img = nil
 434     frame1 = Gtk::Frame.new
 435
 436     my_gen_real_thumbnail = proc {
 437         gen_real_thumbnail('element', from_utf8("#{$current_path}/#{filename}"), thumbnail_img, $xmldir, $default_size['thumbnails'], img)
 438     }
 439
 440     #- generate the thumbnail if missing (if image was rotated but booh was not relaunched)
 441     if !$rotated_pixbufs[thumbnail_img] && !File.exists?(thumbnail_img)
 442         frame1.add(img = Gtk::Image.new)
 443         my_gen_real_thumbnail.call
 444     else
 445         frame1.add(img = Gtk::Image.new($rotated_pixbufs[thumbnail_img] ? $rotated_pixbufs[thumbnail_img][:pixbuf] : thumbnail_img))
 446     end
 447     evtbox = Gtk::EventBox.new.add(Gtk::Alignment.new(0.5, 0.5, 0, 0).add(frame1.set_shadow_type(Gtk::SHADOW_ETCHED_OUT)))
 448
 449     tooltips = Gtk::Tooltips.new
 450     tipname = File.basename(thumbnail_img).gsub(/-\d+x\d+\.jpg/, '')
 451     tooltips.set_tip(evtbox, utf8(type == 'video' ? (_("%s (video - %s KB)") % [tipname, commify(File.size(from_utf8("#{$current_path}/#{filename}"))/1024)]) : tipname), nil)
 452
 453     frame2, textview = create_editzone($autotable_sw, 1)
 454     textview.buffer.text = utf8(caption)
 455     textview.set_justification(Gtk::Justification::CENTER)
 456
 457     vbox = Gtk::VBox.new(false, 5)
 458     vbox.pack_start(evtbox, false, false)
 459     vbox.pack_start(frame2, false, false)
 460     autotable.append(vbox, filename)
 461
 462     #- to be able to grab focus of textview when retrieving vbox's position from AutoTable
 463     $vbox2textview[vbox] = textview
 464
 465     #- to be able to find widgets by name
 466     $name2widgets[filename] = { :textview => textview }
 467
 468     cleanup_all_thumbnails = Proc.new {
 469         #- remove out of sync images
 470         dest_img_base = build_full_dest_filename(filename).sub(/\.[^\.]+$/, '')
 471         for sizeobj in $images_size
 472             system("rm -f #{dest_img_base}-#{sizeobj['fullscreen']}.jpg #{dest_img_base}-#{sizeobj['thumbnails']}.jpg")
 473         end
 474
 475     }
 476
 477     rotate_and_cleanup = Proc.new { |angle|
 478         rotate(angle, thumbnail_img, img, $xmldir.elements["[@filename='#{filename}']"], '', $default_thumbnails[:x], $default_thumbnails[:y])
 479         cleanup_all_thumbnails.call
 480     }
 481
 482     color_swap_and_cleanup = Proc.new {
 483         perform_color_swap_and_cleanup = Proc.new {
 484             color_swap($xmldir.elements["[@filename='#{filename}']"], '')
 485             my_gen_real_thumbnail.call
 486         }
 487
 488         cleanup_all_thumbnails.call
 489         perform_color_swap_and_cleanup.call
 490
 491         save_undo(_("color swap"),
 492                   Proc.new {
 493                       perform_color_swap_and_cleanup.call
 494                       $notebook.set_page(1)
 495                       Proc.new {
 496                           perform_color_swap_and_cleanup.call
 497                           $notebook.set_page(1)
 498                       }
 499                   })
 500     }
 501
 502     change_frame_offset_and_cleanup = Proc.new {
 503         if values = ask_new_frame_offset($xmldir.elements["[@filename='#{filename}']"], '')
 504             perform_change_frame_offset_and_cleanup = Proc.new { |val|
 505                 change_frame_offset($xmldir.elements["[@filename='#{filename}']"], '', val)
 506                 my_gen_real_thumbnail.call
 507             }
 508             perform_change_frame_offset_and_cleanup.call(values[:new])
 509
 510             save_undo(_("specify frame offset"),
 511                       Proc.new {
 512                           perform_change_frame_offset_and_cleanup.call(values[:old])
 513                           $notebook.set_page(1)
 514                           Proc.new {
 515                               perform_change_frame_offset_and_cleanup.call(values[:new])
 516                               $notebook.set_page(1)
 517                           }
 518                       })
 519         end
 520     }
 521
 522     enhance_and_cleanup = Proc.new {
 523         perform_enhance_and_cleanup = Proc.new {
 524             enhance($xmldir.elements["[@filename='#{filename}']"], '')
 525             my_gen_real_thumbnail.call
 526         }
 527
 528         cleanup_all_thumbnails.call
 529         perform_enhance_and_cleanup.call
 530
 531         save_undo(_("enhance"),
 532                   Proc.new {
 533                       perform_enhance_and_cleanup.call
 534                       $notebook.set_page(1)
 535                       Proc.new {
 536                           perform_enhance_and_cleanup.call
 537                           $notebook.set_page(1)
 538                       }
 539                   })
 540     }
 541
 542     delete = Proc.new {
 543         $modified = true
 544         perform_delete = Proc.new {
 545             after = autotable.get_next_widget(vbox)
 546             if !after
 547                 after = autotable.get_previous_widget(vbox)
 548             end
 549             autotable.remove(vbox)
 550             if after
 551                 $vbox2textview[after].grab_focus
 552             end
 553         }
 554
 555         save_undo(_("delete"),
 556                   Proc.new { |pos|
 557                       autotable.reinsert(pos, vbox, filename)
 558                       $notebook.set_page(1)
 559                       Proc.new {
 560                           perform_delete.call
 561                           $notebook.set_page(1)
 562                       }
 563                   }, autotable.get_current_number(vbox))
 564
 565         perform_delete.call
 566     }
 567
 568     textview.signal_connect('key-press-event') { |w, event|
 569         propagate = true
 570         if event.keyval == Gdk::Keyval::GDK_Page_Up || event.keyval == Gdk::Keyval::GDK_Page_Down
 571             $autotable_sw.signal_emit('key-press-event', event)
 572         end
 573         if event.state != 0
 574             x, y = autotable.get_current_pos(vbox)
 575             control_pressed = event.state & Gdk::Window::CONTROL_MASK != 0
 576             shift_pressed = event.state & Gdk::Window::SHIFT_MASK != 0
 577             alt_pressed = event.state & Gdk::Window::MOD1_MASK != 0
 578             if event.keyval == Gdk::Keyval::GDK_Up && y > 0
 579                 if control_pressed
 580                     $vbox2textview[autotable.get_widget_at_pos(x, y - 1)].grab_focus
 581                 end
 582                 if shift_pressed
 583                     autotable.move_up(vbox)
 584                     textview.grab_focus  #- because if moving, focus is stolen
 585                 end
 586             end
 587             if event.keyval == Gdk::Keyval::GDK_Down && y < autotable.get_max_y
 588                 if control_pressed
 589                     $vbox2textview[autotable.get_widget_at_pos(x, y + 1)].grab_focus
 590                 end
 591                 if shift_pressed
 592                     autotable.move_down(vbox)
 593                     textview.grab_focus  #- because if moving, focus is stolen
 594                 end
 595             end
 596             if event.keyval == Gdk::Keyval::GDK_Left
 597                 previous = autotable.get_previous_widget(vbox)
 598                 if previous && autotable.get_current_pos(previous)[0] < x
 599                     if control_pressed
 600                         $vbox2textview[previous].grab_focus
 601                     end
 602                     if shift_pressed
 603                         autotable.move_left(vbox)
 604                         textview.grab_focus  #- because if moving, focus is stolen
 605                     end
 606                 end
 607                 if alt_pressed
 608                     rotate_and_cleanup.call(-90)
 609                 end
 610             end
 611             if event.keyval == Gdk::Keyval::GDK_Right
 612                 next_ = autotable.get_next_widget(vbox)
 613                 if next_ && autotable.get_current_pos(next_)[0] > x
 614                     if control_pressed
 615                         $vbox2textview[next_].grab_focus
 616                     end
 617                     if shift_pressed
 618                         autotable.move_right(vbox)
 619                         textview.grab_focus  #- because if moving, focus is stolen
 620                     end
 621                 end
 622                 if alt_pressed
 623                     rotate_and_cleanup.call(90)
 624                 end
 625             end
 626             if event.keyval == Gdk::Keyval::GDK_Delete && control_pressed
 627                 delete.call
 628             end
 629             if event.keyval == Gdk::Keyval::GDK_Return && control_pressed
 630                 view_element(filename)
 631                 propagate = false
 632             end
 633         end
 634         !propagate  #- propagate if needed
 635     }
 636
 637     evtbox.signal_connect('button-press-event') { |w, event|
 638         retval = true
 639         if event.event_type == Gdk::Event::BUTTON_PRESS && event.button == 1
 640             if $r90.active?
 641                 rotate_and_cleanup.call(90)
 642             elsif $r270.active?
 643                 rotate_and_cleanup.call(-90)
 644             elsif $enhance.active?
 645                 enhance_and_cleanup.call
 646             elsif $delete.active?
 647                 delete.call
 648             else
 649                 textview.grab_focus
 650             end
 651         end
 652         if event.event_type == Gdk::Event::BUTTON_PRESS && event.button == 3
 653             popup_thumbnail_menu(event, ['delete'], type, $xmldir.elements["[@filename='#{filename}']"], '',
 654                                  { :rotate => rotate_and_cleanup, :color_swap => color_swap_and_cleanup, :enhance => enhance_and_cleanup,
 655                                    :frame_offset => change_frame_offset_and_cleanup, :delete => delete })
 656         end
 657         if event.event_type == Gdk::Event::BUTTON2_PRESS && event.button == 1
 658             view_element(filename)
 659         else
 660             retval = false  #- propagate
 661         end
 662         retval
 663     }
 664
 665     vbox.signal_connect('button-press-event') { |w, event|
 666         if event.event_type == Gdk::Event::BUTTON_PRESS && event.button == 1
 667             $gesture_press = { :filename => filename, :x => event.x, :y => event.y }
 668         end
 669         false
 670     }
 671     vbox.signal_connect('drag-data-received') { |w, ctxt, x, y, selection_data, info, time|
 672         if $gesture_press && $gesture_press[:filename] == filename
 673             if (($gesture_press[:x]-x)/($gesture_press[:y]-y)).abs > 2 && ($gesture_press[:x]-x).abs > 5
 674                 angle = x-$gesture_press[:x] > 0 ? 90 : -90
 675                 msg 3, "gesture rotate: #{angle}"
 676                 rotate_and_cleanup.call(angle)
 677             end
 678         end
 679         $gesture_press = nil
 680     }
 681
 682     #- handle reordering with drag and drop
 683     Gtk::Drag.source_set(vbox, Gdk::Window::BUTTON1_MASK, [['reorder-elements', Gtk::Drag::TARGET_SAME_APP, 1]], Gdk::DragContext::ACTION_MOVE)
 684     Gtk::Drag.dest_set(vbox, Gtk::Drag::DEST_DEFAULT_ALL, [['reorder-elements', Gtk::Drag::TARGET_SAME_APP, 1]], Gdk::DragContext::ACTION_MOVE)
 685     vbox.signal_connect('drag-data-get') { |w, ctxt, selection_data, info, time|
 686         selection_data.set(Gdk::Selection::TYPE_STRING, autotable.get_current_number(vbox).to_s)
 687     }
 688     vbox.signal_connect('drag-data-received') { |w, ctxt, x, y, selection_data, info, time|
 689         ctxt.targets.each { |target|
 690             if target.name == 'reorder-elements'
 691                 from, to = selection_data.data.to_i, autotable.get_current_number(vbox)
 692                 if from != to
 693                     $modified = true
 694                     autotable.move(from, to)
 695                     save_undo(_("reorder"),
 696                               Proc.new { |from, to|
 697                                   if to > from
 698                                       autotable.move(to - 1, from)
 699                                   else
 700                                       autotable.move(to, from + 1)
 701                                   end
 702                                   $notebook.set_page(1)
 703                                   Proc.new {
 704                                       autotable.move(from, to)
 705                                       $notebook.set_page(1)
 706                                   }
 707                               }, from, to)
 708                 end
 709             end
 710         }
 711     }
 712
 713     vbox.show_all
 714 end
 715
 716 def create_auto_table
 717
 718     $autotable = Gtk::AutoTable.new(5)
 719
 720     $autotable_sw = Gtk::ScrolledWindow.new(nil, nil)
 721     $autotable_sw.set_policy(Gtk::POLICY_NEVER, Gtk::POLICY_ALWAYS)
 722     $autotable_sw.add_with_viewport($autotable)
 723 end
 724
 725 def create_subalbums_page
 726
 727     subalbums_hb = Gtk::HBox.new
 728 #    subalbums_hb.pack_start(Gtk::Label.new, true, true)
 729     $subalbums_vb = Gtk::VBox.new(false, 5)
 730     subalbums_hb.pack_start($subalbums_vb, false, false)
 731     $subalbums_sw = Gtk::ScrolledWindow.new(nil, nil)
 732     $subalbums_sw.set_policy(Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC)
 733     $subalbums_sw.add_with_viewport(subalbums_hb)
 734 end
 735
 736 def save_current_file
 737     save_changes
 738     if $filename
 739         ios = File.open($filename, "w")
 740         $xmldoc.write(ios, 0)
 741         ios.close
 742         $modified = false
 743     end
 744 end
 745
 746 def try_quit
 747     if $modified
 748         dialog = Gtk::Dialog.new(utf8(_("Save before quitting?")),
 749                                  $main_window,
 750                                  Gtk::Dialog::MODAL | Gtk::Dialog::DESTROY_WITH_PARENT,
 751                                  [Gtk::Stock::CLOSE, Gtk::Dialog::RESPONSE_NO],
 752                                  [Gtk::Stock::CANCEL, Gtk::Dialog::RESPONSE_CANCEL],
 753                                  [Gtk::Stock::SAVE, Gtk::Dialog::RESPONSE_YES])
 754         dialog.vbox.add(Gtk::Label.new(utf8(_("Do you want to save your changes before quitting?"))))
 755         dialog.window_position = Gtk::Window::POS_CENTER
 756         dialog.show_all
 757
 758         dialog.run { |response|
 759             dialog.destroy
 760             if response == Gtk::Dialog::RESPONSE_CANCEL
 761                 return
 762             elsif response == Gtk::Dialog::RESPONSE_YES
 763                 save_current_file
 764             end
 765         }
 766     end
 767
 768     Gtk.main_quit
 769 end
 770
 771 def show_popup(parent, msg, *options)
 772     dialog = Gtk::Dialog.new
 773     dialog.title = utf8(_("Booh message"))
 774     lbl = Gtk::Label.new
 775     lbl.markup = msg
 776     if options[0] && options[0][:centered]
 777         lbl.set_justify(Gtk::Justification::CENTER)
 778     end
 779     dialog.vbox.add(lbl)
 780     if options[0] && options[0][:okcancel]
 781         dialog.add_button(Gtk::Stock::CANCEL, Gtk::Dialog::RESPONSE_CANCEL)
 782     end
 783     dialog.add_button(Gtk::Stock::OK, Gtk::Dialog::RESPONSE_OK)
 784
 785     dialog.transient_for = parent
 786     dialog.set_default_size(200, 120)
 787     if options[0] && options[0][:pos_centered]
 788         dialog.window_position = Gtk::Window::POS_CENTER
 789     else
 790         dialog.window_position = Gtk::Window::POS_MOUSE
 791     end
 792     dialog.show_all
 793
 794     dialog.run { |response|
 795         dialog.destroy
 796         if options[0] && options[0][:okcancel]
 797             return response == Gtk::Dialog::RESPONSE_OK
 798         end
 799     }
 800 end
 801
 802 def wait_message(parent, msg)
 803     w = Gtk::Window.new
 804     w.set_transient_for(parent)
 805
 806     vb = Gtk::VBox.new(false, 5)
 807     vb.pack_start(Gtk::Label.new(msg), false, false)
 808     bottom = Gtk::Alignment.new(0.5, 0.5, 0, 0).add(b = Gtk::Button.new(utf8(_("_Abort"))))
 809     b.image = Gtk::Image.new("#{$FPATH}/images/stock-close-24.png")
 810     vb.pack_start(pb = Gtk::ProgressBar.new.set_pulse_step(0.05), false, false)
 811     vb.pack_start(Gtk::HSeparator.new, false, false)
 812     vb.pack_end(bottom, false, false)
 813
 814     timeout = Gtk.timeout_add(200) { pb.pulse }
 815     b.signal_connect_after('clicked') { w.destroy }
 816
 817     w.add(vb)
 818     w.signal_connect('delete-event') { w.destroy }
 819     w.signal_connect('destroy') { Gtk.timeout_remove(timeout) }
 820     w.window_position = Gtk::Window::POS_CENTER
 821     w.show_all
 822
 823     return [ b, w ]
 824 end
 825
 826 def save_changes
 827     if !$current_path
 828         return
 829     end
 830
 831     if $xmldir.elements['dir']
 832         $xmldir.add_attribute('subdirs-caption', $subalbums_title.buffer.text)
 833         $xmldir.elements.each('dir') { |element|
 834             path = element.attributes['path']
 835             if element.attributes['subdirs-caption']
 836                 element.add_attribute('subdirs-caption',     $subalbums_edits[path][:editzone].buffer.text)
 837                 element.add_attribute('subdirs-captionfile', $subalbums_edits[path][:captionfile])
 838             else
 839                 element.add_attribute('thumbnails-caption',     $subalbums_edits[path][:editzone].buffer.text)
 840                 element.add_attribute('thumbnails-captionfile', $subalbums_edits[path][:captionfile])
 841             end
 842         }
 843         if $xmldir.attributes['thumbnails-caption']
 844             path = $xmldir.attributes['path']
 845             $xmldir.add_attribute('thumbnails-caption', $subalbums_edits[path][:editzone].buffer.text)
 846         end
 847     end
 848
 849     #- remove and reinsert elements to reflect new ordering
 850     save_attributes = {}
 851     save_types = {}
 852     $xmldir.elements.each { |element|
 853         if element.name == 'image' || element.name == 'video'
 854             save_types[element.attributes['filename']] = element.name
 855             save_attributes[element.attributes['filename']] = element.attributes
 856             element.remove
 857         end
 858     }
 859     $autotable.current_order.each { |path|
 860         chld = $xmldir.add_element save_types[path], save_attributes[path]
 861         chld.add_attribute('caption', $name2widgets[File.basename(path)][:textview].buffer.text)
 862     }
 863 end
 864
 865 def change_dir
 866     $autotable.clear
 867     $vbox2textview = {}
 868     $name2widgets = {}
 869     UndoHandler.cleanup
 870     $undo_tb.sensitive = $undo_mb.sensitive = false
 871     $redo_tb.sensitive = $redo_mb.sensitive = false
 872
 873     if !$current_path
 874         return
 875     end
 876
 877     $subalbums_vb.children.each { |chld|
 878         $subalbums_vb.remove(chld)
 879     }
 880     $subalbums = Gtk::Table.new(0, 0, true)
 881     current_y_sub_albums = 0
 882
 883     $xmldir = $xmldoc.elements["//dir[@path='#{$current_path}']"]
 884     $subalbums_edits = {}
 885
 886     add_subalbum = Proc.new { |xmldir|
 887         if xmldir == $xmldir
 888             thumbnail_file = "#{current_dest_dir}/thumbnails-thumbnail.jpg"
 889             caption = xmldir.attributes['thumbnails-caption']
 890             captionfile, dummy = find_subalbum_caption_info(xmldir)
 891             infotype = 'thumbnails'
 892         else
 893             thumbnail_file = "#{current_dest_dir}/thumbnails-#{from_utf8(File.basename(xmldir.attributes['path']))}.jpg"
 894             captionfile, caption = find_subalbum_caption_info(xmldir)
 895             infotype = find_subalbum_info_type(xmldir)
 896         end
 897         msg 3, "add subdir: #{xmldir.attributes['path']} with file: #{thumbnail_file}"
 898         hbox = Gtk::HBox.new
 899         hbox.pack_start(Gtk::Alignment.new(1, 0.5, 0, 0).add(Gtk::Label.new.set_markup('<i>' + File.basename(xmldir.attributes['path']) + ':</i>')))
 900         f = Gtk::Frame.new
 901         f.set_shadow_type(Gtk::SHADOW_ETCHED_OUT)
 902
 903         img = nil
 904         my_gen_real_thumbnail = proc {
 905             gen_real_thumbnail('subdir', from_utf8(captionfile), thumbnail_file, xmldir, $albums_thumbnail_size, img)
 906         }
 907
 908         if !$rotated_pixbufs[thumbnail_file] && !File.exists?(thumbnail_file)
 909             f.add(img = Gtk::Image.new)
 910             my_gen_real_thumbnail.call
 911         else
 912             f.add(img = Gtk::Image.new($rotated_pixbufs[thumbnail_file] ? $rotated_pixbufs[thumbnail_file][:pixbuf] : thumbnail_file))
 913         end
 914         hbox.pack_end(Gtk::Alignment.new(0.5, 0.5, 0, 0).add(evtbox = Gtk::EventBox.new.add(f)), false, false)
 915         $subalbums.attach(hbox,
 916                           0, 1, current_y_sub_albums, current_y_sub_albums + 1, Gtk::FILL, Gtk::FILL, 2, 2)
 917
 918         change_image = Proc.new {
 919             fc = Gtk::FileChooserDialog.new(utf8(_("Select image for caption")),
 920                                             nil,
 921                                             Gtk::FileChooser::ACTION_OPEN,
 922                                             nil,
 923                                             [Gtk::Stock::OPEN, Gtk::Dialog::RESPONSE_ACCEPT], [Gtk::Stock::CANCEL, Gtk::Dialog::RESPONSE_CANCEL])
 924             fc.set_current_folder(xmldir.attributes['path'])
 925             fc.transient_for = $main_window
 926             fc.preview_widget = preview = Gtk::Alignment.new(0.5, 0.5, 0, 0).add(f = Gtk::Frame.new.set_shadow_type(Gtk::SHADOW_ETCHED_OUT))
 927             f.add(preview_img = Gtk::Image.new)
 928             preview.show_all
 929             fc.signal_connect('update-preview') { |w|
 930                 begin
 931                     if fc.preview_filename
 932                         preview_img.pixbuf = rotate_pixbuf(Gdk::Pixbuf.new(fc.preview_filename, 240, 180), guess_rotate(fc.preview_filename))
 933                         fc.preview_widget_active = true
 934                     end
 935                 rescue Gdk::PixbufError
 936                     fc.preview_widget_active = false
 937                 end
 938             }
 939             if fc.run == Gtk::Dialog::RESPONSE_ACCEPT
 940                 msg 3, "new captionfile is: #{fc.filename}"
 941                 $subalbums_edits[xmldir.attributes['path']][:captionfile] = captionfile = utf8(fc.filename)
 942                 $rotated_pixbufs.delete(thumbnail_file)
 943                 xmldir.delete_attribute("#{infotype}-rotate")
 944                 xmldir.delete_attribute("#{infotype}-color-swap")
 945                 xmldir.delete_attribute("#{infotype}-enhance")
 946                 xmldir.delete_attribute("#{infotype}-frame-offset")
 947                 my_gen_real_thumbnail.call
 948             end
 949             fc.destroy
 950         }
 951
 952         rotate_and_cleanup = Proc.new { |angle|
 953             rotate(angle, thumbnail_file, img, xmldir, "#{infotype}-", $default_albums_thumbnails[:x], $default_albums_thumbnails[:y])
 954             system("rm -f '#{thumbnail_file}'")
 955         }
 956
 957         color_swap_and_cleanup = Proc.new {
 958             perform_color_swap_and_cleanup = Proc.new {
 959                 color_swap(xmldir, "#{infotype}-")
 960                 my_gen_real_thumbnail.call
 961             }
 962             perform_color_swap_and_cleanup.call
 963
 964             save_undo(_("color swap"),
 965                       Proc.new {
 966                           perform_color_swap_and_cleanup.call
 967                           $notebook.set_page(0)
 968                           Proc.new {
 969                               perform_color_swap_and_cleanup.call
 970                               $notebook.set_page(0)
 971                           }
 972                       })
 973         }
 974
 975         change_frame_offset_and_cleanup = Proc.new {
 976             if values = ask_new_frame_offset(xmldir, "#{infotype}-")
 977                 perform_change_frame_offset_and_cleanup = Proc.new { |val|
 978                     change_frame_offset(xmldir, "#{infotype}-", val)
 979                     my_gen_real_thumbnail.call
 980                 }
 981                 perform_change_frame_offset_and_cleanup.call(values[:new])
 982
 983                 save_undo(_("specify frame offset"),
 984                           Proc.new {
 985                               perform_change_frame_offset_and_cleanup.call(values[:old])
 986                               $notebook.set_page(0)
 987                               Proc.new {
 988                                   perform_change_frame_offset_and_cleanup.call(values[:new])
 989                                   $notebook.set_page(0)
 990                               }
 991                           })
 992             end
 993         }
 994
 995         enhance_and_cleanup = Proc.new {
 996             perform_enhance_and_cleanup = Proc.new {
 997                 enhance(xmldir, "#{infotype}-")
 998                 my_gen_real_thumbnail.call
 999             }
1000
1001             perform_enhance_and_cleanup.call
1002
1003             save_undo(_("enhance"),
1004                       Proc.new {
1005                           perform_enhance_and_cleanup.call
1006                           $notebook.set_page(0)
1007                           Proc.new {
1008                               perform_enhance_and_cleanup.call
1009                               $notebook.set_page(0)
1010                           }
1011                       })
1012         }
1013
1014         evtbox.signal_connect('button-press-event') { |w, event|
1015             if event.event_type == Gdk::Event::BUTTON_PRESS && event.button == 1
1016                 if $r90.active?
1017                     rotate_and_cleanup.call(90)
1018                 elsif $r270.active?
1019                     rotate_and_cleanup.call(-90)
1020                 elsif $enhance.active?
1021                     enhance_and_cleanup.call
1022                 end
1023             end
1024             if event.event_type == Gdk::Event::BUTTON_PRESS && event.button == 3
1025                 popup_thumbnail_menu(event, ['change_image'], entry2type(captionfile), xmldir, "#{infotype}-",
1026                                      { :change => change_image, :rotate => rotate_and_cleanup, :enhance => enhance_and_cleanup,
1027                                        :color_swap => color_swap_and_cleanup, :frame_offset => change_frame_offset_and_cleanup })
1028             end
1029             if event.event_type == Gdk::Event::BUTTON2_PRESS && event.button == 1
1030                 change_image.call
1031                 true   #- handled
1032             end
1033         }
1034         evtbox.signal_connect('button-press-event') { |w, event|
1035             $gesture_press = { :filename => thumbnail_file, :x => event.x, :y => event.y }
1036             false
1037         }
1038
1039         evtbox.signal_connect('button-release-event') { |w, event|
1040             if !$r90.active? && !$r270.active? && $gesture_press && $gesture_press[:filename] == thumbnail_file
1041                 msg 3, "press: #{$gesture_press[:x]} release: #{event.x}"
1042                 if (($gesture_press[:x]-event.x)/($gesture_press[:y]-event.y)).abs > 2 && ($gesture_press[:x]-event.x).abs > 5
1043                     angle = event.x-$gesture_press[:x] > 0 ? 90 : -90
1044                     msg 3, "gesture rotate: #{angle}"
1045                     rotate_and_cleanup.call(angle)
1046                 end
1047             end
1048             $gesture_press = nil
1049         }
1050
1051         frame, textview = create_editzone($subalbums_sw, 0)
1052         textview.buffer.text = caption
1053         $subalbums.attach(Gtk::Alignment.new(0, 0.5, 0.5, 0).add(frame),
1054                           1, 2, current_y_sub_albums, current_y_sub_albums + 1, Gtk::FILL, Gtk::FILL, 2, 2)
1055
1056         $subalbums_edits[xmldir.attributes['path']] = { :editzone => textview, :captionfile => captionfile }
1057         current_y_sub_albums += 1
1058     }
1059
1060     if $xmldir.elements['dir']
1061         #- title edition
1062         frame, $subalbums_title = create_editzone($subalbums_sw, 0)
1063         $subalbums_title.buffer.text = $xmldir.attributes['subdirs-caption']
1064         $subalbums_title.set_justification(Gtk::Justification::CENTER)
1065         $subalbums_vb.pack_start(Gtk::Alignment.new(0.5, 0.5, 0.5, 0).add(frame), false, false)
1066         #- this album image/caption
1067         if $xmldir.attributes['thumbnails-caption']
1068             add_subalbum.call($xmldir)
1069         end
1070     end
1071     $xmldir.elements.each { |element|
1072         if element.name == 'image' || element.name == 'video'
1073             #- element (image or video) of this album
1074             dest_img = build_full_dest_filename(element.attributes['filename']).sub(/\.[^\.]+$/, '') + "-#{$default_size['thumbnails']}.jpg"
1075             msg 3, "dest_img: #{dest_img}"
1076             add_thumbnail($autotable, element.attributes['filename'], element.name, dest_img, from_utf8(element.attributes['caption']))
1077         end
1078         if element.name == 'dir'
1079             #- sub-album image/caption
1080             add_subalbum.call(element)
1081         end
1082     }
1083     $subalbums_vb.add($subalbums)
1084     $subalbums_vb.show_all
1085
1086     if !$xmldir.elements['image'] && !$xmldir.elements['video']
1087         $notebook.get_tab_label($autotable_sw).sensitive = false
1088         $notebook.set_page(0)
1089     else
1090         $notebook.get_tab_label($autotable_sw).sensitive = true
1091     end
1092
1093     if !$xmldir.elements['dir']
1094         $notebook.get_tab_label($subalbums_sw).sensitive = false
1095         $notebook.set_page(1)
1096     else
1097         $notebook.get_tab_label($subalbums_sw).sensitive = true
1098     end
1099 end
1100
1101 def pixbuf_or_nil(filename)
1102     begin
1103         return Gdk::Pixbuf.new(filename)
1104     rescue
1105         return nil
1106     end
1107 end
1108
1109 def theme_choose(current)
1110     dialog = Gtk::Dialog.new(utf8(_("Select your preferred theme")),
1111                              $main_window,
1112                              Gtk::Dialog::MODAL | Gtk::Dialog::DESTROY_WITH_PARENT,
1113                              [Gtk::Stock::OK, Gtk::Dialog::RESPONSE_OK],
1114                              [Gtk::Stock::CANCEL, Gtk::Dialog::RESPONSE_CANCEL])
1115
1116     model = Gtk::ListStore.new(String, Gdk::Pixbuf, Gdk::Pixbuf, Gdk::Pixbuf)
1117     treeview = Gtk::TreeView.new(model).set_rules_hint(true)
1118     treeview.append_column(Gtk::TreeViewColumn.new(utf8(_("Theme name")), Gtk::CellRendererText.new, { :text => 0 }).set_alignment(0.5).set_spacing(5))
1119     treeview.append_column(Gtk::TreeViewColumn.new(utf8(_("Sub-albums page look")), Gtk::CellRendererPixbuf.new, { :pixbuf => 1 }).set_alignment(0.5).set_spacing(5))
1120     treeview.append_column(Gtk::TreeViewColumn.new(utf8(_("Thumbnails page look")), Gtk::CellRendererPixbuf.new, { :pixbuf => 2 }).set_alignment(0.5).set_spacing(5))
1121     treeview.append_column(Gtk::TreeViewColumn.new(utf8(_("Fullscreen page look")), Gtk::CellRendererPixbuf.new, { :pixbuf => 3 }).set_alignment(0.5).set_spacing(5))
1122     treeview.append_column(Gtk::TreeViewColumn.new('', Gtk::CellRendererText.new, {}))
1123
1124     dialog.vbox.add(sw = Gtk::ScrolledWindow.new(nil, nil).add(treeview).set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC))
1125
1126     `find '#{$FPATH}/themes' -mindepth 1 -maxdepth 1 -type d`.each { |dir|
1127         dir.chomp!
1128         iter = model.append
1129         iter[0] = File.basename(dir)
1130         iter[1] = pixbuf_or_nil("#{dir}/metadata/screenshot-1.png")
1131         iter[2] = pixbuf_or_nil("#{dir}/metadata/screenshot-2.png")
1132         iter[3] = pixbuf_or_nil("#{dir}/metadata/screenshot-3.png")
1133         if File.basename(dir) == current
1134             treeview.selection.select_iter(iter)
1135         end
1136     }
1137
1138     dialog.set_default_size(700, 400)
1139     dialog.vbox.show_all
1140     dialog.run { |response|
1141         iter = treeview.selection.selected
1142         dialog.destroy
1143         if response == Gtk::Dialog::RESPONSE_OK && iter
1144             return model.get_value(iter, 0)
1145         end
1146     }
1147     return nil
1148 end
1149
1150 def open_file(filename)
1151
1152     $filename = nil
1153     $modified = false
1154     $current_path = nil   #- invalidate
1155     $rotated_pixbufs = {}
1156     $albums_ts.clear
1157     $autotable.clear
1158     $subalbums_vb.children.each { |chld|
1159         $subalbums_vb.remove(chld)
1160     }
1161
1162     if !File.exists?(filename)
1163         return utf8(_("File not found."))
1164     end
1165
1166     begin
1167         $xmldoc = REXML::Document.new File.new(filename)
1168     rescue
1169         $xmldoc = nil
1170     end
1171
1172     if !$xmldoc || !$xmldoc.root || $xmldoc.root.name != 'booh'
1173         return utf8(_("Not a booh file!"))
1174     end
1175
1176     if !source = $xmldoc.root.attributes['source']
1177         return utf8(_("Corrupted booh file..."))
1178     end
1179
1180     if !dest = $xmldoc.root.attributes['destination']
1181         return utf8(_("Corrupted booh file..."))
1182     end
1183
1184     if !theme = $xmldoc.root.attributes['theme']
1185         return utf8(_("Corrupted booh file..."))
1186     end
1187
1188     $filename = filename
1189     select_theme(theme)
1190     $default_size['thumbnails'] =~ /(.*)x(.*)/
1191     $default_thumbnails = { :x => $1.to_i, :y => $2.to_i }
1192     $albums_thumbnail_size =~ /(.*)x(.*)/
1193     $default_albums_thumbnails = { :x => $1.to_i, :y => $2.to_i }
1194
1195     msg 3, "source: #{source}"
1196
1197     xmldir = $xmldoc.elements["//dir[@path='#{source}']"]
1198     if !xmldir
1199         return utf8(_("Corrupted booh file..."))
1200     end
1201
1202     append_dir_elem = Proc.new { |parent_iter, location|
1203         child_iter = $albums_ts.append(parent_iter)
1204         child_iter[0] = File.basename(location)
1205         child_iter[1] = location
1206         msg 3, "puttin location: #{location}"
1207         $xmldoc.elements.each("//dir[@path='#{location}']/dir") { |elem|
1208             append_dir_elem.call(child_iter, elem.attributes['path'])
1209         }
1210     }
1211     append_dir_elem.call(nil, source)
1212
1213     $albums_tv.expand_all
1214     $albums_tv.selection.select_iter($albums_ts.iter_first)
1215
1216     $config['last-opens'] ||= []
1217     $config['last-opens'] << filename
1218     $save.sensitive = $save_as.sensitive = $generate.sensitive = true
1219     return nil
1220 end
1221
1222 def open_file_popup
1223     fc = Gtk::FileChooserDialog.new(utf8(_("Open file")),
1224                                     nil,
1225                                     Gtk::FileChooser::ACTION_OPEN,
1226                                     nil,
1227                                     [Gtk::Stock::OPEN, Gtk::Dialog::RESPONSE_ACCEPT], [Gtk::Stock::CANCEL, Gtk::Dialog::RESPONSE_CANCEL])
1228     fc.add_shortcut_folder(File.expand_path("~/.booh-gui-files"))
1229     fc.set_current_folder(File.expand_path("~/.booh-gui-files"))
1230     fc.transient_for = $main_window
1231     ok = false
1232     while !ok
1233         if fc.run == Gtk::Dialog::RESPONSE_ACCEPT
1234             push_mousecursor_wait(fc)
1235             msg = open_file(from_utf8(fc.filename))
1236             pop_mousecursor(fc)
1237             if msg
1238                 show_popup(fc, msg)
1239                 ok = false
1240             else
1241                 ok = true
1242             end
1243         else
1244             ok = true
1245         end
1246     end
1247     fc.destroy
1248 end
1249
1250 def additional_booh_options
1251     options = ''
1252     if $config['mproc']
1253         options += "--mproc #{$config['mproc'].to_i} "
1254     end
1255     return options
1256 end
1257
1258 def new_album
1259     dialog = Gtk::Dialog.new(utf8(_("Create a new album")),
1260                              $main_window,
1261                              Gtk::Dialog::MODAL | Gtk::Dialog::DESTROY_WITH_PARENT,
1262                              [Gtk::Stock::OK, Gtk::Dialog::RESPONSE_OK],
1263                              [Gtk::Stock::CANCEL, Gtk::Dialog::RESPONSE_CANCEL])
1264
1265     frame1 = Gtk::Frame.new(utf8(_("Locations"))).add(tbl = Gtk::Table.new(0, 0, false))
1266     tbl.attach(Gtk::Label.new(utf8(_("Directory of images/videos: "))),
1267                0, 1, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 2, 2)
1268     tbl.attach(src = Gtk::Entry.new,
1269                1, 2, 0, 1, Gtk::FILL, Gtk::SHRINK, 2, 2)
1270     tbl.attach(src_browse = Gtk::Button.new(utf8(_("browse..."))),
1271                2, 3, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 2, 2)
1272     tbl.attach(Gtk::Label.new(utf8(_("Directory where to put the web-album: "))),
1273                0, 1, 1, 2, Gtk::SHRINK, Gtk::SHRINK, 2, 2)
1274     tbl.attach(dest = Gtk::Entry.new,
1275                1, 2, 1, 2, Gtk::FILL, Gtk::SHRINK, 2, 2)
1276     tbl.attach(dest_browse = Gtk::Button.new(utf8(_("browse..."))),
1277                2, 3, 1, 2, Gtk::SHRINK, Gtk::SHRINK, 2, 2)
1278     tbl.attach(Gtk::Label.new(utf8(_("Filename to store this album's properties: "))),
1279                0, 1, 2, 3, Gtk::SHRINK, Gtk::SHRINK, 2, 2)
1280     tbl.attach(conf = Gtk::Entry.new.set_size_request(250, -1),
1281                1, 2, 2, 3, Gtk::FILL, Gtk::SHRINK, 2, 2)
1282     tbl.attach(conf_browse = Gtk::Button.new(utf8(_("browse..."))),
1283                2, 3, 2, 3, Gtk::SHRINK, Gtk::SHRINK, 2, 2)
1284
1285     frame2 = Gtk::Frame.new(utf8(_("Configuration"))).add(tbl = Gtk::Table.new(0, 0, false))
1286     tbl.attach(Gtk::Label.new(utf8(_("Theme: "))),
1287                0, 1, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 2, 2)
1288     tbl.attach(theme_button = Gtk::Button.new($config['default-theme'] || 'simple'),
1289                1, 2, 0, 1, Gtk::FILL, Gtk::SHRINK, 2, 2)
1290
1291     src_browse.signal_connect('clicked') {
1292         fc = Gtk::FileChooserDialog.new(utf8(_("Select the directory of images/videos")),
1293                                         nil,
1294                                         Gtk::FileChooser::ACTION_SELECT_FOLDER,
1295                                         nil,
1296                                         [Gtk::Stock::OPEN, Gtk::Dialog::RESPONSE_ACCEPT], [Gtk::Stock::CANCEL, Gtk::Dialog::RESPONSE_CANCEL])
1297         fc.transient_for = $main_window
1298         if fc.run == Gtk::Dialog::RESPONSE_ACCEPT
1299             src.text = fc.filename
1300             conf.text = File.expand_path("~/.booh-gui-files/#{File.basename(src.text)}")
1301         end
1302         fc.destroy
1303     }
1304
1305     dest_browse.signal_connect('clicked') {
1306         fc = Gtk::FileChooserDialog.new(utf8(_("Select a new directory where to put the web-album")),
1307                                         nil,
1308                                         Gtk::FileChooser::ACTION_CREATE_FOLDER,
1309                                         nil,
1310                                         [Gtk::Stock::OPEN, Gtk::Dialog::RESPONSE_ACCEPT], [Gtk::Stock::CANCEL, Gtk::Dialog::RESPONSE_CANCEL])
1311         fc.transient_for = $main_window
1312         if fc.run == Gtk::Dialog::RESPONSE_ACCEPT
1313             dest.text = fc.filename
1314         end
1315         fc.destroy
1316     }
1317
1318     conf_browse.signal_connect('clicked') {
1319         fc = Gtk::FileChooserDialog.new(utf8(_("Select a new file to store this album's properties")),
1320                                         nil,
1321                                         Gtk::FileChooser::ACTION_SAVE,
1322                                         nil,
1323                                         [Gtk::Stock::OPEN, Gtk::Dialog::RESPONSE_ACCEPT], [Gtk::Stock::CANCEL, Gtk::Dialog::RESPONSE_CANCEL])
1324         fc.transient_for = $main_window
1325         fc.add_shortcut_folder(File.expand_path("~/.booh-gui-files"))
1326         fc.set_current_folder(File.expand_path("~/.booh-gui-files"))
1327         if fc.run == Gtk::Dialog::RESPONSE_ACCEPT
1328             conf.text = fc.filename
1329         end
1330         fc.destroy
1331     }
1332
1333     theme_button.signal_connect('clicked') {
1334         if newtheme = theme_choose(theme_button.label)
1335             theme_button.label = newtheme
1336         end
1337     }
1338
1339     dialog.vbox.add(frame1)
1340     dialog.vbox.add(frame2)
1341     dialog.window_position = Gtk::Window::POS_MOUSE
1342     dialog.show_all
1343
1344     keepon = true
1345     ok = true
1346     while keepon
1347         dialog.run { |response|
1348             if response == Gtk::Dialog::RESPONSE_OK
1349                 srcdir = from_utf8(src.text)
1350                 destdir = from_utf8(dest.text)
1351                 if !File.directory?(srcdir)
1352                     show_popup(dialog, utf8(_("The directory of images/videos doesn't exist. Please check your input.")))
1353                     src.grab_focus
1354                 elsif conf.text == ''
1355                     show_popup(dialog, utf8(_("Please specify a filename to store the album's properties.")))
1356                     conf.grab_focus
1357                 elsif File.directory?(destdir)
1358                     keepon = !show_popup(dialog, utf8(_("The destination directory already exists. Are you sure you want to continue?")), { :okcancel => true })
1359                     dest.grab_focus
1360                 elsif File.exists?(destdir)
1361                     show_popup(dialog, utf8(_("There is already a file by the name of the destination directory. Please choose another one.")))
1362                     dest.grab_focus
1363                 else
1364                     system("mkdir '#{destdir}'")
1365                     if !File.directory?(destdir)
1366                         show_popup(dialog, utf8(_("Could not create destination directory. Permission denied?")))
1367                         dest.grab_focus
1368                     else
1369                         keepon = false
1370                     end
1371                 end
1372             else
1373                 keepon = ok = false
1374             end
1375         }
1376     end
1377     srcdir = from_utf8(src.text)
1378     destdir = from_utf8(dest.text)
1379     configskel = from_utf8(conf.text)
1380     theme = theme_button.label
1381     dialog.destroy
1382
1383     if ok
1384         button, w8 = wait_message($main_window, utf8(_("Please wait while scanning source directory...")))
1385         backend = Thread.new {
1386             cmd = "booh --source #{srcdir} --destination #{destdir} --config-skel #{configskel} --for-gui " +
1387                   "--verbose-level #{$verbose_level} --theme #{theme} #{additional_booh_options}"
1388             msg 2, cmd
1389             system(cmd)
1390             w8.destroy
1391             open_file(configskel)
1392         }
1393         button.signal_connect('clicked') {
1394             Thread.kill(backend)
1395         }
1396     end
1397 end
1398
1399 def save_as_do
1400     fc = Gtk::FileChooserDialog.new(utf8(_("Select a new filename to store this album's properties")),
1401                                     nil,
1402                                     Gtk::FileChooser::ACTION_SAVE,
1403                                     nil,
1404                                     [Gtk::Stock::OPEN, Gtk::Dialog::RESPONSE_ACCEPT], [Gtk::Stock::CANCEL, Gtk::Dialog::RESPONSE_CANCEL])
1405     fc.transient_for = $main_window
1406     fc.add_shortcut_folder(File.expand_path("~/.booh-gui-files"))
1407     fc.set_current_folder(File.expand_path("~/.booh-gui-files"))
1408     fc.filename = $filename
1409     if fc.run == Gtk::Dialog::RESPONSE_ACCEPT
1410         $filename = from_utf8(fc.filename)
1411         save_current_file
1412     end
1413     fc.destroy
1414 end
1415
1416 def preferences
1417     dialog = Gtk::Dialog.new(utf8(_("Edit preferences")),
1418                              $main_window,
1419                              Gtk::Dialog::MODAL | Gtk::Dialog::DESTROY_WITH_PARENT,
1420                              [Gtk::Stock::OK, Gtk::Dialog::RESPONSE_OK],
1421                              [Gtk::Stock::CANCEL, Gtk::Dialog::RESPONSE_CANCEL])
1422
1423     dialog.vbox.add(notebook = Gtk::Notebook.new)
1424     notebook.append_page(tbl = Gtk::Table.new(0, 0, false), Gtk::Label.new(utf8(_("Options"))))
1425     tbl.attach(smp_check = Gtk::CheckButton.new(utf8(_("Use symmetric multi-processing"))),
1426                0, 1, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 2, 2)
1427     tbl.attach(smp_hbox = Gtk::HBox.new.add(smp_spin = Gtk::SpinButton.new(2, 16, 1)).add(Gtk::Label.new(utf8(_("processors")))).set_sensitive(false),
1428                1, 2, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 2, 2)
1429     smp_check.signal_connect('toggled') {
1430         if smp_check.active?
1431             smp_hbox.sensitive = true
1432         else
1433             smp_hbox.sensitive = false
1434         end
1435     }
1436     if $config['mproc']
1437         smp_check.active = true
1438         smp_spin.value = $config['mproc'].to_i
1439     end
1440
1441     notebook.append_page(tbl = Gtk::Table.new(0, 0, false), Gtk::Label.new(utf8(_("Advanced"))))
1442     tbl.attach(Gtk::Label.new.set_markup(utf8(_("Options to pass to <i>convert</i> when\nperforming 'enhance contrast': "))),
1443                0, 1, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 2, 2)
1444     tbl.attach(enhance_entry = Gtk::Entry.new.set_text($config['convert-enhance'] || $convert_enhance).set_size_request(250, -1),
1445                1, 2, 0, 1, Gtk::FILL, Gtk::SHRINK, 2, 2)
1446
1447     dialog.vbox.show_all
1448     dialog.run { |response|
1449         if response == Gtk::Dialog::RESPONSE_OK
1450             if smp_check.active?
1451                 $config['mproc'] = smp_spin.value.to_i
1452             else
1453                 $config.delete('mproc')
1454             end
1455
1456             $config['convert-enhance'] = enhance_entry.text
1457         end
1458     }
1459     dialog.destroy
1460 end
1461
1462 def create_menu_and_toolbar
1463
1464     #- menu
1465     mb = Gtk::MenuBar.new
1466
1467     filemenu = Gtk::MenuItem.new(utf8(_("_File")))
1468     filesubmenu = Gtk::Menu.new
1469     filesubmenu.append(new       = Gtk::ImageMenuItem.new(Gtk::Stock::NEW))
1470     filesubmenu.append(open      = Gtk::ImageMenuItem.new(Gtk::Stock::OPEN))
1471     filesubmenu.append(            Gtk::SeparatorMenuItem.new)
1472     filesubmenu.append($save     = Gtk::ImageMenuItem.new(Gtk::Stock::SAVE).set_sensitive(false))
1473     filesubmenu.append($save_as  = Gtk::ImageMenuItem.new(Gtk::Stock::SAVE_AS).set_sensitive(false))
1474     filesubmenu.append(            Gtk::SeparatorMenuItem.new)
1475     filesubmenu.append($generate = Gtk::ImageMenuItem.new(utf8(_("Generate web-album"))).set_sensitive(false))
1476     $generate.image = Gtk::Image.new("#{$FPATH}/images/stock-web-16.png")
1477     filesubmenu.append(            Gtk::SeparatorMenuItem.new)
1478     filesubmenu.append(quit      = Gtk::ImageMenuItem.new(Gtk::Stock::QUIT))
1479     filemenu.set_submenu(filesubmenu)
1480     mb.append(filemenu)
1481
1482     new.signal_connect('activate') { new_album }
1483     open.signal_connect('activate') { open_file_popup }
1484     $save.signal_connect('activate') { save_current_file }
1485     $save_as.signal_connect('activate') { save_as_do }
1486     $generate.signal_connect('activate') {
1487         button, w8 = wait_message($main_window, utf8(_("Please wait while generating web-album...\nThis may take a while, please be patient.")))
1488         backend = Thread.new {
1489             save_current_file
1490             cmd = "booh --config #{$filename} --verbose-level #{$verbose_level} #{additional_booh_options}"
1491             msg 2, cmd
1492             system(cmd)
1493             w8.destroy
1494             show_popup($main_window, utf8(_("Your web-album is now ready in directory `%s'.") % current_dest_dir ))
1495         }
1496         button.signal_connect('clicked') {
1497             Thread.kill(backend)
1498         }
1499     }
1500
1501     quit.signal_connect('activate') { try_quit }
1502
1503     editmenu = Gtk::MenuItem.new(utf8(_("_Edit")))
1504     editsubmenu = Gtk::Menu.new
1505     editsubmenu.append($undo_mb = Gtk::ImageMenuItem.new(Gtk::Stock::UNDO).set_sensitive(false))
1506     editsubmenu.append($redo_mb = Gtk::ImageMenuItem.new(Gtk::Stock::REDO).set_sensitive(false))
1507     editsubmenu.append(           Gtk::SeparatorMenuItem.new)
1508     editsubmenu.append(prefs    = Gtk::ImageMenuItem.new(Gtk::Stock::PREFERENCES))
1509     editmenu.set_submenu(editsubmenu)
1510     mb.append(editmenu)
1511
1512     prefs.signal_connect('activate') { preferences }
1513
1514     helpmenu = Gtk::MenuItem.new(utf8(_("_Help")))
1515     helpsubmenu = Gtk::Menu.new
1516     helpsubmenu.append(about = Gtk::ImageMenuItem.new(Gtk::Stock::ABOUT))
1517     helpmenu.set_submenu(helpsubmenu)
1518     mb.append(helpmenu)
1519
1520     about.signal_connect('activate') {
1521             show_popup($main_window, utf8(_("<span size='x-large' weight='bold'>Booh %s</span>
1522
1523 <i>``The Web-Album of choice for discriminating Linux users''</i>
1524
1525 Copyright (c) 2005 Guillaume Cottenceau") % $VERSION), { :centered => true, :pos_centered => true })
1526     }
1527
1528
1529     #- toolbar
1530     tb = Gtk::Toolbar.new
1531
1532     tb.insert(-1, open = Gtk::MenuToolButton.new(Gtk::Stock::OPEN))
1533     open.label = utf8(_("Open"))  #- to avoid missing gtk2 l10n catalogs
1534     open.menu = Gtk::Menu.new
1535     open.signal_connect('clicked') { open_file_popup }
1536     open.signal_connect('show-menu') {
1537         lastopens = Gtk::Menu.new
1538         j = 0
1539         if $config['last-opens']
1540             $config['last-opens'].reverse.each { |e|
1541                 lastopens.attach(item = Gtk::ImageMenuItem.new(e, false), 0, 1, j, j + 1)
1542                 item.signal_connect('activate') {
1543                     push_mousecursor_wait
1544                     msg = open_file(e)
1545                     pop_mousecursor
1546                     if msg
1547                         show_popup($main_window, msg)
1548                     end
1549                 }
1550                 j += 1
1551             }
1552             lastopens.show_all
1553         end
1554         open.menu = lastopens
1555     }
1556
1557     tb.insert(-1, Gtk::SeparatorToolItem.new)
1558
1559     tb.insert(-1, $r90 = Gtk::ToggleToolButton.new)
1560     $r90.icon_widget = Gtk::Image.new("#{$FPATH}/images/stock-rotate-90-16.png")
1561     $r90.label = utf8(_("Rotate"))
1562     tb.insert(-1, $r270 = Gtk::ToggleToolButton.new)
1563     $r270.icon_widget = Gtk::Image.new("#{$FPATH}/images/stock-rotate-270-16.png")
1564     $r270.label = utf8(_("Rotate"))
1565     tb.insert(-1, $enhance = Gtk::ToggleToolButton.new)
1566     $enhance.icon_widget = Gtk::Image.new("#{$FPATH}/images/stock-channels-16.png")
1567     $enhance.label = utf8(_("Enhance"))
1568     tb.insert(-1, $delete = Gtk::ToggleToolButton.new(Gtk::Stock::DELETE))
1569     $delete.label = utf8(_("Delete"))  #- to avoid missing gtk2 l10n catalogs
1570     tb.insert(-1, nothing = Gtk::ToolButton.new('').set_sensitive(false))
1571     nothing.icon_widget = Gtk::Image.new("#{$FPATH}/images/stock-none-16.png")
1572     nothing.label = utf8(_("None"))
1573
1574     tb.insert(-1, Gtk::SeparatorToolItem.new)
1575
1576     tb.insert(-1, $undo_tb = Gtk::ToolButton.new(Gtk::Stock::UNDO).set_sensitive(false))
1577     tb.insert(-1, $redo_tb = Gtk::ToolButton.new(Gtk::Stock::REDO).set_sensitive(false))
1578
1579     perform_undo = Proc.new {
1580         $redo_tb.sensitive = $redo_mb.sensitive = true
1581         if not more_undoes = UndoHandler.undo($statusbar)
1582             $undo_tb.sensitive = $undo_mb.sensitive = false
1583         end
1584     }
1585     perform_redo = Proc.new {
1586         $undo_tb.sensitive = $undo_mb.sensitive = true
1587         if not more_redoes = UndoHandler.redo($statusbar)
1588             $redo_tb.sensitive = $redo_mb.sensitive = false
1589         end
1590     }
1591
1592     $undo_tb.signal_connect('clicked')  { perform_undo.call }
1593     $undo_mb.signal_connect('activate') { perform_undo.call }
1594     $redo_tb.signal_connect('clicked')  { perform_redo.call }
1595     $redo_mb.signal_connect('activate') { perform_redo.call }
1596
1597     one_click_explain_try = Proc.new {
1598         if !$config['one-click-explained']
1599             show_popup($main_window, utf8(_("<b>One-Click tools.</b>
1600
1601 You have just clicked on a One-Click tool. When such a tool is activated
1602 (<span foreground='darkblue'>Rotate clockwise</span>, <span foreground='darkblue'>Rotate counter-clockwise</span>, or <span foreground='darkblue'>Delete</span>), clicking on a
1603 thumbnail will immediately apply the desired action.
1604
1605 Click the <span foreground='darkblue'>None</span> icon when you're finished with One-Click tools.
1606 ")))
1607             $config['one-click-explained'] = true
1608         end
1609     }
1610
1611     $r90.signal_connect('toggled') {
1612         if $r90.active?
1613             set_mousecursor(Gdk::Cursor::SB_RIGHT_ARROW)
1614             one_click_explain_try.call
1615             $r270.active = false
1616             $enhance.active = false
1617             $delete.active = false
1618             nothing.sensitive = true
1619         else
1620             if !$r270.active? && !$enhance.active? && !$delete.active?
1621                 set_mousecursor_normal
1622                 nothing.sensitive = false
1623             else
1624                 nothing.sensitive = true
1625             end
1626         end
1627     }
1628     $r270.signal_connect('toggled') {
1629         if $r270.active?
1630             set_mousecursor(Gdk::Cursor::SB_LEFT_ARROW)
1631             one_click_explain_try.call
1632             $r90.active = false
1633             $enhance.active = false
1634             $delete.active = false
1635             nothing.sensitive = true
1636         else
1637             if !$r90.active? && !$enhance.active? && !$delete.active?
1638                 set_mousecursor_normal
1639                 nothing.sensitive = false
1640             else
1641                 nothing.sensitive = true
1642             end
1643         end
1644     }
1645     $enhance.signal_connect('toggled') {
1646         if $enhance.active?
1647             set_mousecursor(Gdk::Cursor::SPRAYCAN)
1648             one_click_explain_try.call
1649             $r90.active = false
1650             $r270.active = false
1651             $delete.active = false
1652             nothing.sensitive = true
1653         else
1654             if !$r90.active? && !$r270.active? && !$delete.active?
1655                 set_mousecursor_normal
1656                 nothing.sensitive = false
1657             else
1658                 nothing.sensitive = true
1659             end
1660         end
1661     }
1662     $delete.signal_connect('toggled') {
1663         if $delete.active?
1664             set_mousecursor(Gdk::Cursor::PIRATE)
1665             one_click_explain_try.call
1666             $r90.active = false
1667             $r270.active = false
1668             $enhance.active = false
1669             nothing.sensitive = true
1670         else
1671             if !$r90.active? && !$r270.active? && !$enhance.active?
1672                 set_mousecursor_normal
1673                 nothing.sensitive = false
1674             else
1675                 nothing.sensitive = true
1676             end
1677         end
1678     }
1679     nothing.signal_connect('clicked') {
1680         $r90.active = $r270.active = $enhance.active = $delete.active = false
1681         set_mousecursor_normal
1682     }
1683
1684     return [ mb, tb ]
1685 end
1686
1687 def create_main_window
1688
1689     mb, tb = create_menu_and_toolbar
1690
1691 #    open_file('/home/gc/booh/foo')
1692
1693     $albums_tv = Gtk::TreeView.new
1694     $albums_tv.set_size_request(120, -1)
1695     renderer = Gtk::CellRendererText.new
1696     column = Gtk::TreeViewColumn.new('', renderer, { :text => 0 })
1697     $albums_tv.append_column(column)
1698     $albums_tv.set_headers_visible(false)
1699     $albums_tv.selection.signal_connect('changed') { |w|
1700         push_mousecursor_wait
1701         save_changes
1702         iter = w.selected
1703         if !iter
1704             msg 3, "no selection"
1705         else
1706             $current_path = $albums_ts.get_value(iter, 1)
1707             change_dir
1708         end
1709         pop_mousecursor
1710     }
1711     $albums_ts = Gtk::TreeStore.new(String, String)
1712     $albums_tv.set_model($albums_ts)
1713     $albums_tv.signal_connect('realize') { $albums_tv.grab_focus }
1714
1715     $notebook = Gtk::Notebook.new
1716     create_subalbums_page
1717     $notebook.append_page($subalbums_sw, Gtk::Label.new(utf8(_("Sub-albums page"))))
1718     create_auto_table
1719     $notebook.append_page($autotable_sw, Gtk::Label.new(utf8(_("Thumbnails page"))))
1720     $notebook.show_all
1721     $notebook.signal_connect('switch-page') { |w, page, num|
1722         if num == 0
1723             $delete.active = false
1724             $delete.sensitive = false
1725         else
1726             $delete.sensitive = true
1727         end
1728     }
1729
1730     paned = Gtk::HPaned.new
1731     paned.pack1($albums_tv, false, false)
1732     paned.pack2($notebook, true, true)
1733
1734     main_vbox = Gtk::VBox.new(false, 0)
1735     main_vbox.pack_start(mb, false, false)
1736     main_vbox.pack_start(tb, false, false)
1737     main_vbox.pack_start(paned, true, true)
1738     main_vbox.pack_end($statusbar = Gtk::Statusbar.new, false, false)
1739
1740     $main_window = Gtk::Window.new
1741     $main_window.add(main_vbox)
1742     $main_window.signal_connect('delete-event') {
1743         try_quit
1744     }
1745
1746     #- read/save size and position of window
1747     if $config['pos-x'] && $config['pos-y']
1748         $main_window.move($config['pos-x'].to_i, $config['pos-y'].to_i)
1749     else
1750         $main_window.window_position = Gtk::Window::POS_CENTER
1751     end
1752     msg 3, "size: #{$config['width']}x#{$config['height']}"
1753     $main_window.set_default_size(($config['width'] || 600).to_i, ($config['height'] || 400).to_i)
1754     $main_window.signal_connect('configure-event') {
1755         msg 3, "configure: pos: #{$main_window.window.root_origin.inspect} size: #{$main_window.window.size.inspect}"
1756         x, y = $main_window.window.root_origin
1757         width, height = $main_window.window.size
1758         $config['pos-x'] = x
1759         $config['pos-y'] = y
1760         $config['width'] = width
1761         $config['height'] = height
1762         false
1763     }
1764
1765     $statusbar.push(0, utf8(_("Ready.")))
1766     $main_window.show_all
1767 end
1768
1769 Thread.abort_on_exception = true
1770 handle_options
1771 read_config
1772
1773 Gtk.init
1774 create_main_window
1775 if ARGV[0]
1776     open_file(ARGV[0])
1777 end
1778 Gtk.main
1779
1780 write_config