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Diffstat (limited to 'lib/awful/layout/suit/corner.lua')
| -rw-r--r-- | lib/awful/layout/suit/corner.lua | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/lib/awful/layout/suit/corner.lua b/lib/awful/layout/suit/corner.lua new file mode 100644 index 0000000..4b746c9 --- /dev/null +++ b/lib/awful/layout/suit/corner.lua @@ -0,0 +1,204 @@ +--------------------------------------------------------------------------- +-- Corner layout. +-- Display master client in a corner of the screen, and slaves in one +-- column and one row around the master. +-- See Pull Request for example : https://github.com/awesomeWM/awesome/pull/251 +-- @module awful.layout +-- @author Alexis Brenon <brenon.alexis+awesomewm@gmail.com> +-- @copyright 2015 Alexis Brenon + +-- Grab environment we need +local ipairs = ipairs +local math = math +local capi = {screen = screen} + +--- The cornernw layout layoutbox icon. +-- @beautiful beautiful.layout_cornernw +-- @param surface +-- @see gears.surface + +--- The cornerne layout layoutbox icon. +-- @beautiful beautiful.layout_cornerne +-- @param surface +-- @see gears.surface + +--- The cornersw layout layoutbox icon. +-- @beautiful beautiful.layout_cornersw +-- @param surface +-- @see gears.surface + +--- The cornerse layout layoutbox icon. +-- @beautiful beautiful.layout_cornerse +-- @param surface +-- @see gears.surface + +-- Actually arrange clients of p.clients for corner layout +-- @param p Mandatory table containing required informations for layouts +-- (clients to arrange, workarea geometry, etc.) +-- @param orientation String indicating in which corner is the master window. +-- Available values are : NE, NW, SW, SE +local function do_corner(p, orientation) + local t = p.tag or capi.screen[p.screen].selected_tag + local wa = p.workarea + local cls = p.clients + + if #cls == 0 then return end + + local master = {} + local column = {} + local row = {} + -- Use the nmaster field of the tag in a cheaty way + local row_privileged = ((cls[1].screen.selected_tag.master_count % 2) == 0) + + local master_factor = cls[1].screen.selected_tag.master_width_factor + master.width = master_factor * wa.width + master.height = master_factor * wa.height + + local number_privileged_win = math.ceil((#cls - 1)/2) + local number_unprivileged_win = (#cls - 1) - number_privileged_win + + -- Define some obvious parameters + column.width = wa.width - master.width + column.x_increment = 0 + row.height = wa.height - master.height + row.y_increment = 0 + + -- Place master at the right place and move row and column accordingly + column.y = wa.y + row.x = wa.x + if orientation:match('N.') then + master.y = wa.y + row.y = master.y + master.height + elseif orientation:match('S.') then + master.y = wa.y + wa.height - master.height + row.y = wa.y + end + if orientation:match('.W') then + master.x = wa.x + column.x = master.x + master.width + elseif orientation:match('.E') then + master.x = wa.x + wa.width - master.width + column.x = wa.x + end + -- At this point, master is in a corner + -- but row and column are overlayed in the opposite corner... + + -- Reduce the unprivileged slaves to remove overlay + -- and define actual width and height + if row_privileged then + row.width = wa.width + row.number_win = number_privileged_win + column.y = master.y + column.height = master.height + column.number_win = number_unprivileged_win + else + column.height = wa.height + column.number_win = number_privileged_win + row.x = master.x + row.width = master.width + row.number_win = number_unprivileged_win + end + + column.win_height = column.height/column.number_win + column.win_width = column.width + column.y_increment = column.win_height + column.win_idx = 0 + + row.win_width = row.width/row.number_win + row.win_height = row.height + row.x_increment = row.win_width + row.win_idx = 0 + + -- Extend master if there is only a few windows and "expand" policy is set + if #cls < 3 then + if row_privileged then + master.x = wa.x + master.width = wa.width + else + master.y = wa.y + master.height = wa.height + end + if #cls < 2 then + if t.master_fill_policy == "expand" then + master = wa + else + master.x = master.x + (wa.width - master.width)/2 + master.y = master.y + (wa.height - master.height)/2 + end + end + end + + for i, c in ipairs(cls) do + local g + -- Handle master window + if i == 1 then + g = { + x = master.x, + y = master.y, + width = master.width, + height = master.height + } + -- handle column windows + elseif i % 2 == 0 then + g = { + x = column.x + column.win_idx * column.x_increment, + y = column.y + column.win_idx * column.y_increment, + width = column.win_width, + height = column.win_height + } + column.win_idx = column.win_idx + 1 + else + g = { + x = row.x + row.win_idx * row.x_increment, + y = row.y + row.win_idx * row.y_increment, + width = row.win_width, + height = row.win_height + } + row.win_idx = row.win_idx + 1 + end + p.geometries[c] = g + end +end + +local corner = {} +corner.row_privileged = false + +--- Corner layout. +-- Display master client in a corner of the screen, and slaves in one +-- column and one row around the master. +-- @clientlayout awful.layout.suit.corner.nw +corner.nw = { + name = "cornernw", + arrange = function (p) return do_corner(p, "NW") end + } + +--- Corner layout. +-- Display master client in a corner of the screen, and slaves in one +-- column and one row around the master. +-- @clientlayout awful.layout.suit.corner.ne +corner.ne = { + name = "cornerne", + arrange = function (p) return do_corner(p, "NE") end + } + +--- Corner layout. +-- Display master client in a corner of the screen, and slaves in one +-- column and one row around the master. +-- @clientlayout awful.layout.suit.corner.sw +corner.sw = { + name = "cornersw", + arrange = function (p) return do_corner(p, "SW") end + } + +--- Corner layout. +-- Display master client in a corner of the screen, and slaves in one +-- column and one row around the master. +-- @clientlayout awful.layout.suit.corner.se +corner.se = { + name = "cornerse", + arrange = function (p) return do_corner(p, "SE") end + } + +return corner + +-- vim: filetype=lua:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:textwidth=80 |