123 lines
4.0 KiB
Lua
123 lines
4.0 KiB
Lua
local setmetatable = setmetatable
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local scroll = require( "radical.widgets.scroll" )
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local filter = require( "radical.widgets.filter" )
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local wibox = require( "wibox" )
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local common = require( "radical.common" )
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local module = {}
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--Get preferred item geometry
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local function item_fit(data,item,self,context, width,height)
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local w, h = item._private_data._fit(self,context,width,height)
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return w, item.height or h --TODO use a constraint widget
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end
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function module:setup_item(data,item,args)
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item._private_data._fit = wibox.widget.background.fit
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if not item._internal.margin_w then return end
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item._internal.margin_w.fit = function(...) return item_fit(data,item,...) end
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-- Compute the minimum width
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if data.auto_resize then --FIXME this wont work if thext change
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local fit_w = item._internal.margin_w:get_preferred_size()
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if fit_w < 1000 and (not data._internal.largest_item_w_v or data._internal.largest_item_w_v < fit_w) then
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data._internal.largest_item_w = item
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data._internal.largest_item_w_v = fit_w
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end
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end
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end
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local function compute_geo(data,width,height,force_values)
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local w = data.default_width
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if data.auto_resize and data._internal.largest_item_w then
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w = data._internal.largest_item_w_v > data.default_width and data._internal.largest_item_w_v or data.default_width
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end
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local visblerow = data.visible_row_count
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local sw,sh = data._internal.suf_l:get_preferred_size()
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local pw,ph = data._internal.pref_l:get_preferred_size()
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if not data._internal.has_widget then
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return w,(total and total > 0 and total or visblerow*data.item_height) + ph + sh
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else
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local sumh = data.widget_fit_height_sum
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local h = (visblerow-#data._internal.widgets)*data.item_height + sumh
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return w,h
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end
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end
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local function new(data)
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local function real_fit(self,context,o_w,o_h,force_values)
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return compute_geo(data,o_w,o_h,force_values)
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end
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-- Create the scroll widgets
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if data.max_items then
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data._internal.scroll_w = scroll(data)
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end
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-- Define the item layout
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local real_l = wibox.widget.base.make_widget_declarative {
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-- Widgets
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{
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-- The prefix section, used for the scroll widgets and custom prefixes
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-- Widgets
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data._internal.scroll_w and data._internal.scroll_w["up"] or nil,
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-- Attributes
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id = "prefix_layout",
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layout = wibox.layout.fixed.vertical
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},
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{
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-- The main layout (where items are added)
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-- Attributes
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id = "content_layout",
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spacing = data.spacing and data.spacing or 0,
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layout = wibox.layout.fixed.vertical ,
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},
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{
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-- The suffix section, used for the scroll widgets and custom suffixes
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-- Widgets
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data._internal.scroll_w and data._internal.scroll_w["down"] or nil,
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data.show_filter and {
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id = "filter_widget",
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data = data,
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widget = filter
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} or nil,
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-- Attributes
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id = "suffix_layout" ,
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layout = wibox.layout.fixed.vertical,
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},
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-- Attributes
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layout = wibox.layout.fixed.vertical,
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-- Methods
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item_fit = item_fit ,
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setup_key_hooks = common.setup_key_hooks,
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setup_item = module.setup_item ,
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}
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-- Set the important widgets
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data._internal.content_layout = real_l:get_children_by_id( "content_layout" )[1]
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data._internal.suf_l = real_l:get_children_by_id( "suffix_layout" )[1]
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data._internal.pref_l = real_l:get_children_by_id( "prefix_layout" )[1]
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-- Set the overloaded methods
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real_l.fit = real_fit
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return real_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 4; replace-tabs on;
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