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WIP list fix

develop
Robob27 2023-02-14 20:33:33 -05:00
parent 82cc486442
commit 212026861f
1 changed files with 27 additions and 2 deletions
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29
library/lua/gui/widgets.lua
Unescape Escape View File

@ -1611,6 +1611,15 @@ function List:setChoices(choices, selected)
end
self:setSelected(selected)
-- Check if page_top needs to be adjusted
if #self.choices - self.page_size < 0 then
self.page_top = 1
elseif self.selected <= math.floor(self.page_size / 2) then
self.page_top = 1
elseif self.selected >= #self.choices - math.floor(self.page_size / 2) then
self.page_top = #self.choices - self.page_size + 1
end
end
function List:setSelected(selected)
@ -1651,10 +1660,26 @@ local function update_list_scrollbar(list)
end
function List:postComputeFrame(body)
self.page_size = math.max(1, math.floor(body.height / self.row_height))
if #self.choices - self.page_size < 0 then
local row_count = math.floor(body.height / self.row_height)
self.page_size = math.max(1, row_count)
local num_choices = #self.choices
if num_choices == 0 then
self.page_top = 1
update_list_scrollbar(self)
return
end
local max_page_top = math.max(1, num_choices - row_count + 1)
if self.selected > num_choices - row_count then
self.page_top = max_page_top
elseif self.selected < self.page_top then
self.page_top = self.selected
else
self.page_top = math.max(1, self.selected - row_count + 1)
end
update_list_scrollbar(self)
end