awful.prompt: improvements to selectall

selectall argument to run():

* renders cursor selection
* is reset when anything but typing occurs
* is now independent from cur_pos == 1

Signed-off-by: koniu <gkusnierz@gmail.com>
This commit is contained in:
koniu 2008-12-03 21:34:41 +00:00 committed by Julien Danjou
parent b76e0e52d9
commit 53d7062917
1 changed files with 16 additions and 8 deletions

View File

@ -106,8 +106,9 @@ end
-- @param cursor_color The cursor color.
-- @param cursor_pos The cursor position.
-- @param cursor_pos The cursor underline style.
local function prompt_text_with_cursor(text, text_color, cursor_color, cursor_pos, cursor_ul)
local char, spacer
-- @param selectall If true cursor is rendered on the entire text.
local function prompt_text_with_cursor(text, text_color, cursor_color, cursor_pos, cursor_ul, selectall)
local char, spacer, text_start, text_end
if not text then text = "" end
if #text < cursor_pos then
char = " "
@ -116,9 +117,14 @@ local function prompt_text_with_cursor(text, text_color, cursor_color, cursor_po
char = util.escape(text:sub(cursor_pos, cursor_pos))
spacer = " "
end
text_start = util.escape(text:sub(1, cursor_pos - 1))
text_end = util.escape(text:sub(cursor_pos + 1))
if selectall then
char = text_start .. char .. text_end
text_start = ""
text_end = ""
end
local underline = cursor_ul or "none"
local text_start = util.escape(text:sub(1, cursor_pos - 1))
local text_end = util.escape(text:sub(cursor_pos + 1))
return text_start .. "<span background=\"" .. util.color_strip_alpha(cursor_color) .. "\" foreground=\"" .. util.color_strip_alpha(text_color) .. "\" underline=\"" .. underline .. "\">" .. char .. "</span>" .. text_end .. spacer
end
@ -151,7 +157,7 @@ function run(args, textbox, exe_callback, completion_callback, history_path, his
if not textbox or not exe_callback then
return
end
textbox.text = prettyprompt .. prompt_text_with_cursor(text, inv_col, cur_col, cur_pos, cur_ul)
textbox.text = prettyprompt .. prompt_text_with_cursor(text, inv_col, cur_col, cur_pos, cur_ul, args.selectall)
capi.keygrabber.run(
function (mod, key)
-- Get out cases
@ -175,6 +181,7 @@ function run(args, textbox, exe_callback, completion_callback, history_path, his
-- Control cases
if mod.Control then
args.selectall = nil
if key == "a" then
cur_pos = 1
elseif key == "b" then
@ -227,7 +234,7 @@ function run(args, textbox, exe_callback, completion_callback, history_path, his
if ncomp == 1 then return true end
if ncomp == 2 then
command = command_before_comp
textbox.text = prettyprompt .. prompt_text_with_cursor(command_before_comp, inv_col, cur_col, cur_pos)
textbox.text = prettyprompt .. prompt_text_with_cursor(command_before_comp, inv_col, cur_col, cur_pos, args.selectall)
return true
end
@ -284,7 +291,7 @@ function run(args, textbox, exe_callback, completion_callback, history_path, his
-- len() is UTF-8 aware but #key is not,
-- so check that we have one UTF-8 char but advance the cursor of # position
if key:len() == 1 then
if args.selectall and cur_pos == 1 then command = "" end
if args.selectall then command = "" end
command = command:sub(1, cur_pos - 1) .. key .. command:sub(cur_pos)
cur_pos = cur_pos + #key
end
@ -294,10 +301,11 @@ function run(args, textbox, exe_callback, completion_callback, history_path, his
elseif cur_pos > #command + 1 then
cur_pos = #command + 1
end
args.selectall = nil
end
-- Update textbox
textbox.text = prettyprompt .. prompt_text_with_cursor(command, inv_col, cur_col, cur_pos, cur_ul)
textbox.text = prettyprompt .. prompt_text_with_cursor(command, inv_col, cur_col, cur_pos, cur_ul, args.selectall)
return true
end)