Class: Alexandria::UI::ExportDialog

Inherits:
Gtk::FileChooserDialog
  • Object
show all
Extended by:
GetText
Includes:
GetText
Defined in:
lib/alexandria/ui/dialogs/export_dialog.rb

Constant Summary collapse

FORMATS = 
Alexandria::ExportFormat.all
THEMES = 
Alexandria::WebTheme.all

Instance Method Summary collapse

Constructor Details

#initialize(parent, library, sort_order) ⇒ ExportDialog

Returns a new instance of ExportDialog.



53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
 
# File 'lib/alexandria/ui/dialogs/export_dialog.rb', line 53

def initialize(parent, library, sort_order)
  super(title: _("Export '%s'") % library.name,
        action: :save,
        buttons: [[Gtk::Stock::HELP, :help],
                  [Gtk::Stock::CANCEL, :cancel],
                  [_('_Export'), :accept]])

  self.transient_for = parent
  self.current_name = library.name
  signal_connect('destroy') { hide }

  @parent = parent
  @library = library
  @sort_order = sort_order

  preview_image = Gtk::Image.new

  theme_combo = Gtk::ComboBoxText.new
  theme_combo.valign = :center
  theme_combo.vexpand = false
  THEMES.each do |theme|
    theme_combo.append_text(theme.name)
  end
  theme_combo.signal_connect('changed') do
    file = THEMES[theme_combo.active].preview_file
    preview_image.pixbuf = GdkPixbuf::Pixbuf.new(file: file)
  end
  theme_combo.active = 0
  theme_label = Gtk::Label.new(_('_Theme:'), use_underline: true)
  theme_label.xalign = 0
  theme_label.mnemonic_widget = theme_combo

  types_combo = Gtk::ComboBoxText.new
  types_combo.vexpand = false
  types_combo.valign = :center
  FORMATS.each do |format|
    text = format.name + ' ('
    text += if format.ext
              '*.' + format.ext
            else
              _('directory')
            end
    text += ')'
    types_combo.append_text(text)
  end
  types_combo.active = 0
  types_combo.signal_connect('changed') do
    visible = FORMATS[types_combo.active].needs_preview?
    theme_label.visible = theme_combo.visible = preview_image.visible = visible
  end
  types_combo.show

  types_label = Gtk::Label.new(_('Export for_mat:'), use_underline: true)
  types_label.xalign = 0
  types_label.mnemonic_widget = types_combo
  types_label.show

  # TODO: Re-design extra widget layout
  grid = Gtk::Grid.new
  grid.column_spacing = 6
  grid.attach types_label, 0, 0, 1, 1
  grid.attach types_combo, 1, 0, 1, 1
  grid.attach theme_label, 0, 1, 1, 1
  grid.attach theme_combo, 1, 1, 1, 1
  grid.attach preview_image, 2, 0, 1, 3
  set_extra_widget grid

  while ((response = run) != :cancel) &&
      (response != :delete_event)

    if response == :help
      Alexandria::UI.display_help(self, 'exporting')
    else
      begin
        break if on_export(FORMATS[types_combo.active],
                           THEMES[theme_combo.active])
      rescue => e
        raise
        ErrorDialog.new(self, _('Export failed'), e.message)
      end
    end
  end
  destroy
end