83 lines
2.3 KiB
Lua
83 lines
2.3 KiB
Lua
local setmetatable = setmetatable
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local print = print
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local ipairs = ipairs
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local math = math
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local wibox = require( "wibox" )
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local module = {}
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local function left(data)
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data.next_item.selected = true
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end
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local function right(data)
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data.previous_item.selected = true
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end
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local function up(data)
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local idx,rc,col = data.current_index,data.rowcount,data.column
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idx = idx-col
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if idx <= 0 then
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idx = rc + idx + 1
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end
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data.items[idx].selected = true
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end
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local function down(data)
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local idx,rc,col = data.current_index,data.rowcount,data.column
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idx = idx+col
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if idx > rc then
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idx = idx - rc - 1
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end
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data.items[idx].selected = true
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end
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function module:setup_key_hooks(data)
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data:add_key_hook({}, "Up" , "press", up )
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data:add_key_hook({}, "&" , "press", up )
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data:add_key_hook({}, "Down" , "press", down )
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data:add_key_hook({}, "KP_Enter", "press", down )
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data:add_key_hook({}, "Left" , "press", left )
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data:add_key_hook({}, "\"" , "press", left )
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data:add_key_hook({}, "Right" , "press", right )
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data:add_key_hook({}, "#" , "press", right )
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end
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--Get preferred item geometry
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local function item_fit(data,item,...)
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return data.item_height, data.item_height
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end
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local function new(data)
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local counter = 0
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local mode = data.column ~= nil
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local rows = {}
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local l = wibox.layout.fixed[mode and "horizontal" or "vertical"]()
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local constraint = mode and data.column or data.row or 2
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for i=1,constraint do
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local l2 = wibox.layout.fixed[mode and "vertical" or "horizontal"]()
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l:add(l2)
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rows[#rows+1] = l2
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end
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l.fit = function(a1,a2,a3)
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local r1,r2 = data.item_height*math.ceil(data.rowcount/constraint),data.item_height*constraint
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return (mode and r2 or r1),(mode and r1 or r2)
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end
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l.add = function(l,item)
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for k,v in ipairs(rows) do
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v:reset()
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end
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local rc = data.rowcount+1
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for i=1,rc do
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rows[((i-1)%constraint)+1]:add((rc == i and item.widget or data.items[i].widget))
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end
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return true
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end
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--TODO only load the layouts when draw() is called
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l.item_fit = item_fit
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return l
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end
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return setmetatable(module, { __call = function(_, ...) return new(...) end })
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-- kate: space-indent on; indent-width 2; replace-tabs on;
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