rename shell -> shell.lua

sys/apis/terminal.lua

@@ -25,8 +25,8 @@ function Terminal.window(parent, sx, sy, w, h, isVisible)
 		width   = w,
 		height  = h,
 		isColor = parent.isColor(),
+		offy    = 0,
 	})
-	canvas.offy = 0
 
 	win.canvas = canvas
 
@@ -164,7 +164,7 @@ function Terminal.window(parent, sx, sy, w, h, isVisible)
 	function win.redraw()
 		if isVisible then
 			canvas:dirty()
-			canvas:render(parent)
+			update()
 		end
 	end
 

sys/apis/ui/canvas.lua

@@ -198,10 +198,12 @@ function Canvas:blit(x, y, text, bg, fg)
 end
 
 function Canvas:writeLine(y, text, fg, bg)
-	self.lines[y].dirty = true
-	self.lines[y].text = text
-	self.lines[y].fg = fg
-	self.lines[y].bg = bg
+	if y > 0 and y <= #self.lines then
+		self.lines[y].dirty = true
+		self.lines[y].text = text
+		self.lines[y].fg = fg
+		self.lines[y].bg = bg
+	end
 end
 
 function Canvas:clearLine(y, bg, fg)

sys/apis/ui/components/Checkbox.lua

@@ -15,20 +15,12 @@ UI.Checkbox.defaults = {
 	backgroundColor = colors.black,
 	backgroundFocusColor = colors.lightGray,
 	height = 1,
+	width = 3,
 	accelerators = {
 		space = 'checkbox_toggle',
 		mouse_click = 'checkbox_toggle',
 	}
 }
-function UI.Checkbox:setParent()
-	if not self.width and not self.ex then
-		self.width = (self.label and #self.label or 0) + 3
-	else
-		self.width = 3
-	end
-	UI.Window.setParent(self)
-end
-
 function UI.Checkbox:draw()
 	local bg = self.backgroundColor
 	if self.focused then