auto upgrade packages on base opus update - github actions wip

sys/modules/opus/entry.lua

@@ -47,13 +47,13 @@ function Entry:updateScroll()
 		self.scroll = 0 -- ??
 	end
 	if self.pos - self.scroll > self.width then
-		self.scroll = self.pos - self.width
+		self.scroll = math.max(0, self.pos - self.width)
 	elseif self.pos < self.scroll then
 		self.scroll = self.pos
 	end
 	if self.scroll > 0 then
 		if self.scroll + self.width  > len then
-			self.scroll = len - self.width
+			self.scroll = math.max(0, len - self.width)
 		end
 	end
 	if ps ~= self.scroll then

sys/modules/opus/ui.lua

@@ -37,13 +37,14 @@ local textutils  = _G.textutils
 local UI = { }
 function UI:init()
 	self.devices = { }
-	self.theme = { }
-	self.extChars = Util.getVersion() >= 1.76
-	self.colors = {
-		primary = colors.green,
-		secondary = colors.lightGray,
-		tertiary = colors.gray,
+	self.theme = {
+		colors = {
+			primary = colors.green,
+			secondary = colors.lightGray,
+			tertiary = colors.gray,
+		}
 	}
+	self.extChars = Util.getVersion() >= 1.76
 
 	local function keyFunction(event, code, held)
 		local ie = Input:translate(event, code, held)
@@ -206,6 +207,10 @@ function UI:loadTheme(filename)
 		end
 		Util.deepMerge(self.theme, theme)
 	end
+	for k,v in pairs(self.theme.colors) do
+		Canvas.colorPalette[k] = Canvas.colorPalette[v]
+		Canvas.grayscalePalette[k] = Canvas.grayscalePalette[v]
+	end
 end
 
 function UI:generateTheme(filename)
@@ -920,6 +925,13 @@ function UI.Window:addTransition(effect, args, canvas)
 	self.parent:addTransition(effect, args, canvas or self)
 end
 
+UI.Window.docs.emit = [[emit(TABLE event)
+Send an event to the element. The event handler for the element is called.
+If the event handler returns true, then no further processing is done.
+If the event handler does not return true, then the event is sent to the parent element
+and continues up the element tree.
+If an accelerator is defined, the accelerated event is processed in the same manner.
+Accelerators are useful for making events unique.]]
 function UI.Window:emit(event)
 	local parent = self
 	while parent do
@@ -1118,13 +1130,6 @@ end
 
 loadComponents()
 UI:loadTheme('usr/config/ui.theme')
-Util.merge(UI.Window.defaults, UI.theme.Window)
-Util.merge(UI.colors, UI.theme.colors)
 UI:setDefaultDevice(UI.Device())
 
-for k,v in pairs(UI.colors) do
-	Canvas.colorPalette[k] = Canvas.colorPalette[v]
-	Canvas.grayscalePalette[k] = Canvas.grayscalePalette[v]
-end
-
 return UI

sys/modules/opus/ui/components/Chooser.lua

@@ -40,7 +40,7 @@ function UI.Chooser:draw()
 	local value = choice and choice.name or self.nochoice
 
 	self:write(1, 1, self.leftIndicator, self.backgroundColor, colors.black)
-	self:write(2, 1, ' ' .. Util.widthify(tostring(value), self.width-4) .. ' ', bg, fg)
+	self:write(2, 1, ' ' .. Util.widthify(tostring(value), self.width - 4) .. ' ', bg, fg)
 	self:write(self.width, 1, self.rightIndicator, self.backgroundColor, colors.black)
 end
 
@@ -54,7 +54,7 @@ function UI.Chooser:eventHandler(event)
 		local choice
 		if not k then k = 0 end
 		if k and k < #self.choices then
-			choice = self.choices[k+1]
+			choice = self.choices[k + 1]
 		else
 			choice = self.choices[1]
 		end
@@ -62,11 +62,12 @@ function UI.Chooser:eventHandler(event)
 		self:emit({ type = 'choice_change', value = self.value, element = self, choice = choice })
 		self:draw()
 		return true
+
 	elseif event.type == 'choice_prev' then
 		local _,k = Util.find(self.choices, 'value', self.value)
 		local choice
 		if k and k > 1 then
-			choice = self.choices[k-1]
+			choice = self.choices[k - 1]
 		else
 			choice = self.choices[#self.choices]
 		end
@@ -74,6 +75,7 @@ function UI.Chooser:eventHandler(event)
 		self:emit({ type = 'choice_change', value = self.value, element = self, choice = choice })
 		self:draw()
 		return true
+
 	elseif event.type == 'mouse_click' or event.type == 'mouse_doubleclick' then
 		if event.x == 1 then
 			self:emit({ type = 'choice_prev' })