comparison editor.luan @ 0:090f9b3bccf8

start
author Franklin Schmidt <fschmidt@gmail.com>
date Sun, 30 Mar 2025 13:17:48 -0600
parents
children 9aa38deb5883
comparison
equal deleted inserted replaced
-1:000000000000 0:090f9b3bccf8
1 local Luan = require "luan:Luan.luan"
2 local error = Luan.error
3 local Io = require "luan:Io.luan"
4 local print = Io.print or error()
5 local Swing = require "luan:swing/Swing.luan"
6 local new_frame = require("luan:swing/Frame.luan").new or error()
7 local new_label = require("luan:swing/Label.luan").new or error()
8 local new_text_area = require("luan:swing/Text_area.luan").new or error()
9 local new_scroll_pane = require("luan:swing/Scroll_pane.luan").new or error()
10 local new_list = require("luan:swing/List.luan").new or error()
11 local new_menu_bar = require("luan:swing/Menu_bar.luan").new or error()
12 local new_menu = require("luan:swing/Menu.luan").new or error()
13 local new_menu_item = require("luan:swing/Menu_item.luan").new or error()
14 local Logging = require "luan:logging/Logging.luan"
15 local logger = Logging.logger "editor"
16
17
18 local new_window
19
20 local function make_menu_bar()
21 local menu_bar = new_menu_bar()
22 local file_menu = new_menu("File")
23 local new_file = new_menu_item()
24 new_file.text = "New File"
25 new_file.add_action_listener(function()
26 new_window()
27 end)
28 file_menu.add(new_file)
29 menu_bar.add(file_menu)
30 return menu_bar
31 end
32
33 local n_windows = 0
34
35 function new_window()
36 local frame = new_frame()
37 frame.title = "untitled"
38 frame.add_close_listener(function()
39 n_windows = n_windows - 1
40 if n_windows == 0 then
41 Luan.exit()
42 end
43 end)
44 local text_area = new_text_area()
45 text_area.rows = 10
46 text_area.columns = 20
47 text_area.wrap_style_word = true
48 text_area.line_wrap = true
49 text_area.tab_size = 4
50 text_area.set_font{ family="Monospaced", size=13 }
51 --print(text_area.line_count)
52 local scroll_pane = new_scroll_pane(text_area)
53 local list = new_list()
54 list.add_element("1")
55 list.add_element("2")
56 list.add_element("3")
57 --scroll_pane.set_row_header_view(list)
58 frame.add(scroll_pane)
59 local menu_bar = make_menu_bar()
60 frame.set_menu_bar(menu_bar)
61 frame.pack()
62 frame.visible = true
63 text_area.request_focus_in_window()
64 n_windows = n_windows + 1
65 end
66
67 Swing.run(new_window)