tag.delete(t, fb):
If there are > 0 clients and only 1 tag, then don't delete the tag.
Delete a tag 't' if there are no clients exclusively assigned to it.
Signed-off-by: Perry Hargrave <[email protected]>
---
lib/awful/tag.lua.in | 34 ++++++++++++++++++++++++++++++++++
1 files changed, 34 insertions(+), 0 deletions(-)
diff --git a/lib/awful/tag.lua.in b/lib/awful/tag.lua.in
index 9f229de..429a56d 100644
--- a/lib/awful/tag.lua.in
+++ b/lib/awful/tag.lua.in
@@ -48,6 +48,40 @@ function add(name, props)
return newtag
end
+--- Delete a tag.
+-- @param target_tag Optional tag object to delete, [tag.selected()]
+-- @param fallback_tag Tag to assign stickied tags to. [screen[]:tags()[1]]
+-- If there are no clients exclusively on this tag then delete it.
+function delete(target_tag, fallback_tag)
+ -- abort if no tag is passed or currently selected
+ local target_tag = target_tag or selected()
+ if target_tag == nil then return end
+ local s_tags = capi.screen[target_tag.screen]:tags()
+
+ -- check the number and state of clients on this tag
+ local clients = target_tag:clients()
+ if #clients > 0 and #s_tags == 1 then
+ return
+ end
+
+ for _, c in pairs(clients) do
+ local c_tags = c:tags()
+ local i_tag = util.table.hasitem(c_tags, target_tag)
+
+ if (not c.sticky) and (#c_tags == 1) then
+ return
+ elseif i_tag ~= nil then
+ table.remove(c_tags, i_tag)
+ if c.sticky then
+ c:tags({fallback_tag} or {s_tags[1]})
+ end
+ end
+ end
+
+ -- delete the tag
+ target_tag.screen = nil
+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.
--
1.7.1
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