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Simplifies logic for suggestion's offset

This commit is contained in:
Francesco Abbate 2021-02-28 23:20:29 +01:00
parent e46800347f
commit 75eadf4dc7
1 changed files with 12 additions and 18 deletions
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20
data/core/commandview.lua
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@ -29,7 +29,6 @@ local default_state = {
function CommandView:new() function CommandView:new()
CommandView.super.new(self, SingleLineDoc()) CommandView.super.new(self, SingleLineDoc())
self.suggestion_idx = 1 self.suggestion_idx = 1
self.suggestion_offset = 0
self.suggestions = {} self.suggestions = {}
self.suggestions_height = 0 self.suggestions_height = 0
self.last_change_id = 0 self.last_change_id = 0
@ -83,11 +82,6 @@ end
function CommandView:move_suggestion_idx(dir) function CommandView:move_suggestion_idx(dir)
local n = self.suggestion_idx + dir local n = self.suggestion_idx + dir
self.suggestion_idx = common.clamp(n, 1, #self.suggestions) self.suggestion_idx = common.clamp(n, 1, #self.suggestions)
if self.suggestion_idx > max_suggestions then
self.suggestion_offset = self.suggestion_idx - max_suggestions
else
self.suggestion_offset = 0
end
self:complete() self:complete()
self.last_change_id = self.doc:get_change_id() self.last_change_id = self.doc:get_change_id()
end end
@ -158,7 +152,6 @@ function CommandView:update_suggestions()
end end
self.suggestions = res self.suggestions = res
self.suggestion_idx = 1 self.suggestion_idx = 1
self.suggestion_offset = 0
end end
@ -192,7 +185,7 @@ function CommandView:update()
self:move_towards("suggestions_height", dest) self:move_towards("suggestions_height", dest)
-- update suggestion cursor offset -- update suggestion cursor offset
local dest = (self.suggestion_idx - self.suggestion_offset) * self:get_suggestion_line_height() local dest = math.min(self.suggestion_idx, max_suggestions) * self:get_suggestion_line_height()
self:move_towards("selection_offset", dest) self:move_towards("selection_offset", dest)
-- update size based on whether this is the active_view -- update size based on whether this is the active_view
@ -236,19 +229,20 @@ local function draw_suggestions_box(self)
end end
-- draw suggestion text -- draw suggestion text
local suggestion_offset = math.max(self.suggestion_idx - max_suggestions, 0)
core.push_clip_rect(rx, ry, rw, rh) core.push_clip_rect(rx, ry, rw, rh)
for i, item in ipairs(self.suggestions) do local i = 1 + suggestion_offset
local irel = (i - self.suggestion_offset) while i <= #self.suggestions do
if irel >= 0 then local item = self.suggestions[i]
local color = (i == self.suggestion_idx) and style.accent or style.text local color = (i == self.suggestion_idx) and style.accent or style.text
local y = self.position.y - irel * lh - dh local y = self.position.y - (i - suggestion_offset) * lh - dh
common.draw_text(self:get_font(), color, item.text, nil, x, y, 0, lh) common.draw_text(self:get_font(), color, item.text, nil, x, y, 0, lh)
if item.info then if item.info then
local w = self.size.x - x - style.padding.x local w = self.size.x - x - style.padding.x
common.draw_text(self:get_font(), style.dim, item.info, "right", x, y, w, lh) common.draw_text(self:get_font(), style.dim, item.info, "right", x, y, w, lh)
end end
end i = i + 1
end end
core.pop_clip_rect() core.pop_clip_rect()
end end