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shell.lua: Add output_resized callback handler

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When resizing the outputs, re-create the background and relayout the
views according to the (newer) output dimensions.

This is a common feature amongs our shells, so do this for lua-shell as
well.

Signed-off-by: Marius Vlad <marius.vlad@collabora.com>
This commit is contained in:
Marius Vlad 2025-07-08 22:45:58 +03:00
parent 56b768d934
commit 8618a29649
1 changed files with 21 additions and 9 deletions
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30
lua-shell/shell.lua
View file

@ -30,15 +30,21 @@ function sort_views(views)
return count, sorted_views
end
function relayout()
function relayout(output)
local views = normal_layer:get_views()
local output_width, output_height
local count = 0
local col = 0
local x = 0
local row = 0
local y = 0
local count, sorted_views = sort_views(views)
local output_width, output_height = primary_output:get_dimensions()
if (output == nil) then
output_width, output_height = primary_output:get_dimensions()
else
output_width, output_height = output:get_dimensions()
end
local cols, rows = get_tile_row_col(count)
local width = math.floor(output_width / cols)
@ -109,6 +115,11 @@ function output_moved(output, move_x, move_y)
end
end
function output_resized(output)
recreate_background(output)
relayout(output)
end
function surface_added(surface)
local pd = {last_width = 0, last_height = 0, maximized = false,
map_fullscreen = false, fullscreen_output = nil}
@ -151,7 +162,7 @@ function surface_removed(surface)
current_width = current_width * 2
current_height = current_height * 2
relayout()
relayout(nil)
end
function surface_maximize(surface, maximized)
@ -168,7 +179,7 @@ function surface_maximize(surface, maximized)
pd.maximized = true
else
pd.maximized = false
relayout()
relayout(nil)
end
end
@ -202,7 +213,7 @@ function unset_fullscreen(surface)
surf_pd.view:set_layer(normal_layer)
output_pd.has_fullscreen_view = false
surf_pd.fullscreen_output = nil
relayout()
relayout(nil)
end
function surface_fullscreen(surface, output, fullscreen)
@ -223,7 +234,7 @@ function surface_fullscreen(surface, output, fullscreen)
end
else
unset_fullscreen(surface)
relayout()
relayout(nil)
end
end
@ -248,7 +259,7 @@ function lower_fullscreen_layer(surface, output)
pd.map_fullscreen = false
pd.fullscreen_output = nil
output_pd.has_fullscreen_view = false
relayout()
relayout(nil)
end
end
end
@ -270,7 +281,7 @@ function surface_committed(surface)
pd.height = h
if (is_resized) then
relayout()
relayout(nil)
end
if surface:is_mapped() then
@ -303,7 +314,7 @@ function surface_committed(surface)
return
end
relayout()
relayout(nil)
end
function click_to_activate(focus_view, seat, button)
@ -345,4 +356,5 @@ lua_shell_callbacks = {
surface_removed = surface_removed,
output_create = my_output_create,
output_moved = output_moved,
output_resized = output_resized,
}