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comparison editor.luan @ 34:8535209b61ff

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replace
author Franklin Schmidt <fschmidt@gmail.com>
date Mon, 14 Apr 2025 14:21:36 -0600
parents e19ac0784287
children c5b57654147b
comparison
equal deleted inserted replaced
33:e19ac0784287 34:8535209b61ff
9 local starts_with = String.starts_with or error() 9 local starts_with = String.starts_with or error()
10 local to_number = String.to_number or error() 10 local to_number = String.to_number or error()
11 local find = String.find or error() 11 local find = String.find or error()
12 local regex = String.regex or error() 12 local regex = String.regex or error()
13 local regex_quote = String.regex_quote or error() 13 local regex_quote = String.regex_quote or error()
14 local regex_quote_replacement = String.regex_quote_replacement or error()
14 local Io = require "luan:Io.luan" 15 local Io = require "luan:Io.luan"
15 local print = Io.print or error() 16 local print = Io.print or error()
16 local new_file = Io.schemes.file or error() 17 local new_file = Io.schemes.file or error()
17 local Math = require "luan:Math.luan" 18 local Math = require "luan:Math.luan"
18 local min = Math.min or error() 19 local min = Math.min or error()
229 return matches 230 return matches
230 end 231 end
231 232
232 local function make_find_panel(window) 233 local function make_find_panel(window)
233 local text_area = window.text_area 234 local text_area = window.text_area
234 local find_field, regex_check_box, output 235 local find_field, replace_field, regex_check_box, output
235 local function find_match(event) 236 local function find_match(event)
236 --logger.info("action "..event.action) 237 --logger.info("action "..event.action)
237 local s = find_field.text 238 local s = find_field.text
238 if #s == 0 then 239 if #s == 0 then
239 output.text = "" 240 output.text = ""
282 output.text = n_matches.." of "..n_matches.." matches; wrapped past end" 283 output.text = n_matches.." of "..n_matches.." matches; wrapped past end"
283 else 284 else
284 error(action) 285 error(action)
285 end 286 end
286 end 287 end
288 local function replace_match(_)
289 local find = find_field.text
290 if #find == 0 then
291 output.text = ""
292 return
293 end
294 local replace = replace_field.text
295 if not regex_check_box.is_selected then
296 find = regex_quote(find)
297 replace = regex_quote_replacement(replace)
298 end
299 local r
300 try
301 r = regex(find)
302 catch e
303 output.text = "Regex error: "..e.get_message()
304 return
305 end
306 local selection = text_area.selected_text
307 local new, n = r.gsub(selection,replace)
308 if n > 0 then
309 text_area.selected_text = new
310 end
311 output.text = n.." replacements"
312 end
287 find_field = new_text_field{ 313 find_field = new_text_field{
288 constraints = "growx" 314 constraints = "growx"
289 show_whitespace = true 315 show_whitespace = true
290 action = "next" 316 action = "next"
291 action_listener = find_match 317 action_listener = find_match
318 }
319 replace_field = new_text_field{
320 constraints = "growx"
321 show_whitespace = true
322 action_listener = replace_match
292 } 323 }
293 regex_check_box = new_check_box{ 324 regex_check_box = new_check_box{
294 text = "Use Regex" 325 text = "Use Regex"
295 } 326 }
296 output = new_label{ 327 output = new_label{
320 } 351 }
321 new_label{ 352 new_label{
322 constraints = "right" 353 constraints = "right"
323 text = "Replace:" 354 text = "Replace:"
324 } 355 }
325 new_text_field{ 356 replace_field
326 constraints = "growx"
327 show_whitespace = true
328 }
329 new_button{ 357 new_button{
330 constraints = "grow" 358 constraints = "grow"
331 text = "Replace" 359 text = "Replace"
360 tool_tip_text = "Replace matches in selected text"
361 action_listener = replace_match
332 } 362 }
333 new_button{ 363 new_button{
334 constraints = "grow,wrap" 364 constraints = "grow,wrap"
335 text = "Replace All" 365 text = "Replace All"
336 } 366 }
358 window.find_menu_item.is_selected = true 388 window.find_menu_item.is_selected = true
359 regex_check_box.is_selected = true 389 regex_check_box.is_selected = true
360 find_field.text = "(?i)\Q\E" 390 find_field.text = "(?i)\Q\E"
361 find_field.set_selection(7) 391 find_field.set_selection(7)
362 find_field.request_focus_in_window() 392 find_field.request_focus_in_window()
393 output.text = ""
363 end 394 end
364 return find_panel 395 return find_panel
365 end 396 end
366 397
367 local n_windows = 0 398 local n_windows = 0