Class: LibuiParadise::GUI::LibUI::TableExample

Inherits:
Base
  • Object
show all
Defined in:
lib/libui_paradise/examples/complex/010_table_example.rb

Overview

LibuiParadise::GUI::LibUI::TableExample

Constant Summary collapse

DATA =
#

DATA

#
[
%w( cat calm meow ),
%w( dog loyal woof ),
%w( chicken bird cock-a-doodle-doo ),
%w( horse fast neigh ),
%w( cow slow moo ),
%w( one two three ),
%w( 1 2 3 ),
%w( 4 5 6 ),
%w( 7 8 9 )
TITLE =
#

TITLE

#
'A TableExample for LibUI'
WIDTH =
#

WIDTH

#
800
HEIGHT =
#

HEIGHT

#
520

Instance Method Summary collapse

Methods inherited from Base

[], #add_these_widgets_to_the_main_window, #create_the_skeleton, #default_title_width_height, #run_in_the_background, #update_the_main_window

Methods included from BaseModule

#abort_on_exception, #append_this_array_to_that_combobox, #area, #assumed_height?, #assumed_width?, #bold_button, #bold_label, #bold_text_left_aligned, #button, #chdir, #checkbox, #checked_checkbox, #close_properly, #colour_button, #colour_to_rgb, #combobox, #commandline_arguments?, #connect_skeleton, #copy, #copy_file, #create_directory, #create_grid, #create_skeleton_then_connect_skeleton, #create_table, #create_the_skeleton, #current_widget_pointer_type?, #delete_file, #do_quit, #editable_combobox, #entry, #error_msg, #esystem, #exit_from, #fancy_text, #font, #font_button, #free_table_model, #gtk3?, #hbox, #height?, #horizontal_separator, #image, #is_on_roebe?, #is_on_windows?, #label, #last_pointer?, #left_arrow?, #main_hash?, #main_then_quit, #menu, #message_box_error, #multiline_entry, #new_brush, #non_wrapping_multiline_entry, #parse_this_file_into_a_table, #password_entry, #quit_button, #radio_buttons, #register_this_fiddle_pointer_widget, #reset_the_internal_hash, #return_button_for_opening_a_local_file, #return_default_window, #return_pwd, #return_the_resolution_using_xrandr, #run_main, #scrolling_area, #search_entry, #selected?, #set_commandline_arguments, #set_height, #set_main_window, #set_title, #set_width, #set_window, #sfancy, #sfile, #slider, #spinbox, #tab, #table, #text?, #text_layout, #title?, #title_width_height, #title_width_height_font, #try_to_parse_this_config_file, #try_to_use_this_font, #two_elements_hbox, #ui_draw_text_layout_params, #ui_font_descriptor, #ui_margined_main_window, #ui_msg_box, #ui_open_file, #ui_padded_grid, #ui_padded_hbox, #ui_padded_vbox, #ui_sync_connect, #ui_table_params_malloc, #ui_text_then_entry, #use_gtk3?, #use_gtk?, #use_libui?, #vbox, #vertical_separator, #width?, #window, #window?, #without_trailing_comment, #wrapper_new_progress_bar

Constructor Details

#initialize(run_already = true) ⇒ TableExample

#

initialize

#


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# File 'lib/libui_paradise/examples/complex/010_table_example.rb', line 50

def initialize(
    run_already = true
  )
  reset
  run if run_already
end

Instance Method Details

#create_skeleton ⇒ Object

#

create_skeleton (create tag, skeleton tag)

#


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# File 'lib/libui_paradise/examples/complex/010_table_example.rb', line 68

def create_skeleton
  # ======================================================================= #
  # === @window
  # ======================================================================= #
  set_window(return_default_window)
  # ======================================================================= #
  # Protects BlockCaller objects from garbage collection.
  # ======================================================================= #
  @block_callers = []
end

#rbcallback(*args, &block) ⇒ Object

#

rbcallback

#


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# File 'lib/libui_paradise/examples/complex/010_table_example.rb', line 82

def rbcallback(*args, &block)
  args << [0] if args.size == 1 # Argument types are omitted
  block_caller = Fiddle::Closure::BlockCaller.new(*args, &block)
  @block_callers << block_caller
  block_caller
end

#reset ⇒ Object

#

reset (reset tag)

#


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# File 'lib/libui_paradise/examples/complex/010_table_example.rb', line 60

def reset
  reset_the_internal_hash
  title_width_height(TITLE, WIDTH, HEIGHT)
end

#run ⇒ Object

#

run

#


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# File 'lib/libui_paradise/examples/complex/010_table_example.rb', line 92

def run
  super()
  outer_vbox = padded_vbox
  # ======================================================================= #
  # First add the two buttons on top:
  # ======================================================================= #
  outer_vbox.add_hsep

  grid = padded_grid
  #                         widget, left, top, xspan, yspan, hexpand, halign, vexpand, valign
  grid.ui_grid_append(text('Testing tables'),  0, 0, 1, 1, 0, 0.5, 1, 0)
  outer_vbox.minimal(grid)

  model_handler = ::LibUI::FFI::TableModelHandler.malloc
  model_handler.to_ptr.free = Fiddle::RUBY_FREE
  model_handler.NumColumns   = rbcallback(4) { 2 }
  model_handler.ColumnType   = rbcallback(4) { 0 }
  model_handler.NumRows      = rbcallback(4) { 5 }
  model_handler.CellValue    = rbcallback(1, [1, 1, 4, 4]) do |_, _, row, column|
    ::LibUI.new_table_value_string(
      DATA[row][column] # Pass the data here.
    )
  end
  model_handler.SetCellValue = rbcallback(0, [0]) {}

  model = ::LibUI.new_table_model(model_handler)
  table_params = ui_table_params_malloc(model)

  table = create_table(table_params)
  table.append_text_column('Animal',       0)
  table.append_text_column('Description',  1)
  table.append_text_column('TEST',         2)
  # table.append_text_column('TEST',       3, -1) # This would crash it.
  # ::LibUI.table_append_text_column(table, 'Animal', 0, -1)

  outer_vbox.maximal(table)
  button1 = button('Show the current selection in the table')
  button1.on_clicked {
    e 'This is currently not implemented.'
  }
  outer_vbox.minimal(
    button1
  )
  outer_vbox.minimal(quit_button)
  main_window? << outer_vbox
  main_window?.intelligent_exit
  free_table_model(model)
end