Class: Gtk::TextView

Inherits:
Object
  • Object
show all
Defined in:
lib/gtk_app/ext/text_view.rb

Instance Method Summary collapse

Constructor Details

#initialize(buffer = nil) ⇒ TextView

Returns a new instance of TextView.



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# File 'lib/gtk_app/ext/text_view.rb', line 7

def initialize(buffer = nil)
  self.buffer = buffer
  self.gtk2_initialize(nil)
end

Instance Method Details

#__button_press_event(event) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/gtk_app/ext/text_view.rb', line 18

def __button_press_event(event)
  if event.button == 3
    x, y = window_to_buffer_coords(Gtk::TextView::WINDOW_TEXT, *event.coords)
    iter, _ = get_iter_at_position(x, y)
    buffer.move_mark('click', iter)
  end
  false
end

#__populate_popup(menu) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/gtk_app/ext/text_view.rb', line 28

def __populate_popup(menu)
  iter = buffer.get_iter_at_mark(buffer.text_marks[:click])
  s_iter, e_iter = iter.clone, iter.clone
  
  s_iter.backward_word_start unless s_iter.starts_word?
  e_iter.forward_word_end if e_iter.inside_word?

  word = buffer.get_text(s_iter, e_iter)

  menu_item = Gtk::MenuItem.new("Spelling Suggestions")
  submenu   = Gtk::Menu.new
  buffer.spell_check.send(:suggestions, word).each_with_index do |wurd, ndx|
    _menu_item = Gtk::MenuItem.new(wurd)
    _menu_item.signal_connect('activate') do |mi|
      buffer.begin_user_action
      buffer.delete(s_iter, e_iter)
      buffer.insert(s_iter, mi.label)
      buffer.end_user_action
    end
    submenu.append(_menu_item)
  end 
  menu_item.submenu = submenu
  menu.prepend(menu_item)
  menu.show_all
end

#buffer=(buffer) ⇒ Object 



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# File 'lib/gtk_app/ext/text_view.rb', line 12

def buffer=(buffer)
  buffer.view = self if buffer.is_a?(GtkApp::TextBuffer)
  self.gtk2_buffer = buffer
end

#gtk2_buffer= ⇒ Object 



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# File 'lib/gtk_app/ext/text_view.rb', line 5

alias_method :gtk2_buffer=, :buffer=

#gtk2_initialize ⇒ Object 



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# File 'lib/gtk_app/ext/text_view.rb', line 4

alias_method :gtk2_initialize, :initialize