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tag.lua: move() re-index tags 

tag.move(i, t):
    move tag 't', or tag.selected(), to index 'i' in the current
    screen's tags table.

Signed-off-by: Perry Hargrave <perry.hargrave@gmail.com>
Signed-off-by: Julien Danjou <julien@danjou.info>
This commit is contained in:
Perry Hargrave 2010-05-28 16:39:17 -07:00 committed by Julien Danjou
parent f890aa392c
commit 7b60f84fd0
1 changed files with 22 additions and 0 deletions
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22
lib/awful/tag.lua.in
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@ -30,6 +30,28 @@ data.tags = setmetatable({}, { __mode = 'k' })
history = {}
history.limit = 20
--- Move a tag to an absolute position in the screen[]:tags() table.
-- @param new_index Integer absolute position in the table to insert.
function move(new_index, target_tag)
local target_tag = target_tag or selected()
local scr = target_tag.screen
local tmp_tags = capi.screen[scr]:tags()
if (not new_index) or (new_index < 1) or (new_index > #tmp_tags) then
return
end
for i, t in ipairs(tmp_tags) do
if t == target_tag then
table.remove(tmp_tags, i)
break
end
end
table.insert(tmp_tags, new_index, target_tag)
capi.screen[scr]:tags(tmp_tags)
end
--- Create a set of tags and attach it to a screen.
-- @param names The tag name, in a table
-- @param screen The tag screen, or 1 if not set.