awful.prompt: fix Shift-Tab

1. before this patch the "Shift" key(s) to get to Shift-Tab would reset
   ncomp already.
2. "Shift-Tab" will come in as "Tab" with mod.Shift typically.
3. cur_pos and ncomp have to get reset in case of going back to the
   original entry.
This commit is contained in:
Daniel Hahler 2017-06-24 18:21:42 +02:00 committed by Daniel Hahler
parent a6c36a4a2e
commit 5dcd5969be

View file

@ -308,7 +308,7 @@ end
-- @callback exe_callback
-- @tparam string command The command (as entered).
--- The callback function to call to get completion.
--- The callback function to get completions.
-- @usage local function my_completion_cb(command_before_comp, cur_pos_before_comp, ncomp)
-- return command_before_comp.."foo", cur_pos_before_comp+3, 1
-- end
@ -316,7 +316,7 @@ end
-- @callback completion_callback
-- @tparam string command_before_comp The current command.
-- @tparam number cur_pos_before_comp The current cursor position.
-- @tparam number ncomp The number of completion elements.
-- @tparam number ncomp The number of the currently completed element.
-- @treturn string command
-- @treturn number cur_pos
-- @treturn number matches
@ -790,7 +790,7 @@ function prompt.run(args, textbox, exe_callback, completion_callback,
else
if completion_callback then
if key == "Tab" or key == "ISO_Left_Tab" then
if key == "ISO_Left_Tab" then
if key == "ISO_Left_Tab" or mod.Shift then
if ncomp == 1 then return end
if ncomp == 2 then
command = command_before_comp
@ -799,6 +799,8 @@ function prompt.run(args, textbox, exe_callback, completion_callback,
text = command_before_comp, text_color = inv_col, cursor_color = cur_col,
cursor_pos = cur_pos, cursor_ul = cur_ul, selectall = selectall,
prompt = prettyprompt })
cur_pos = cur_pos_before_comp
ncomp = 1
return
end
@ -816,7 +818,7 @@ function prompt.run(args, textbox, exe_callback, completion_callback,
exec(exe_callback)
return
end
else
elseif key ~= "Shift_L" and key ~= "Shift_R" then
ncomp = 1
end
end