Class: TextViewExample

Inherits:
Gtk::Box show all
Defined in:
lib/gtk_paradise/examples/gtk3/034_text_view_example.rb

Constant Summary collapse

FILE =
#

FILE

FILE = ‘/test_file.md’ FILE = ‘/Depot/j/foo.md’

#
'/yo.yml'

Instance Method Summary collapse

Methods inherited from Gtk::Box

#add_space, #left_aligned_text, #text

Constructor Details

#initialize(run_already = true) ⇒ TextViewExample

#

initialize

#


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# File 'lib/gtk_paradise/examples/gtk3/034_text_view_example.rb', line 26

def initialize(
    run_already = true
  )
  super(:vertical)
  run if run_already
end

Instance Method Details

#run ⇒ Object

#

run

#


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# File 'lib/gtk_paradise/examples/gtk3/034_text_view_example.rb', line 36

def run
  text_buffer = Gtk::TextBuffer.new
  text_buffer.set_text(
    "Hello world!\n"*100
  )
  # ======================================================================= #
  # The next line is for debugging-purposes on my home setup.
  # ======================================================================= #
  if File.exist? FILE
    text_buffer.set_text(File.read(FILE))
  end
  text_view = Gtk::TextView.new(text_buffer)
  text_view.set_size_request(1200, 800)
  scrolled_window = Gtk::ScrolledWindow.new
  scrolled_window.add_with_viewport(text_view)
  scrolled_window.show_all
  scrolled_window.set_size_request(800, 600)
  box = Gtk::Box.new(:vertical)
  box.add(
    Gtk::Label.new('Showing a TextView widget next:')
  )
  box.pack_start(
    scrolled_window, fill: true, expand: true, padding: 8
  )
  box.add(
    Gtk::Separator.new(:horizontal)
  )
  box.show_all
  add(box)
  show_all
end