automatic timed redraws on menus with dynamic data

1 files changed, 14 insertions, 0 deletions

diff --git a/osd.lua b/osd.lua
index e241d24..542a8ad 100644
--- a/osd.lua
+++ b/osd.lua
@@ -544,6 +544,11 @@ end
 
 function mt:redraw(state)
 	self.redraw_time = os.time()
+	local next_redraw = math.huge
+	if self.redraw_timer then
+		self.redraw_timer:kill()
+		self.redraw_timer = nil
+	end
 
 	local out_titles = {}
 	local out_options = {}
@@ -598,6 +603,8 @@ function mt:redraw(state)
 
 		info.selected = true
 		out_max[#out_max+1] = self:option_icons(opt, info) .. str
+
+		next_redraw = math.min(next_redraw, opt._exp or math.huge)
 	end
 
 	self.out = {
@@ -622,6 +629,13 @@ function mt:redraw(state)
 
 	self:render()
 	self.needs_redraw = false
+
+	if next_redraw ~= math.huge then
+		local d = math.max(0.1, next_redraw - os.time())
+		self.redraw_timer = mp.add_timeout(d, function()
+			self:redraw(state)
+		end)
+	end
 end
 
 function mt:toggle_hidden()