/ld27

-- Class: DebugLocals

-- Shows all local variables for a particular stack level.

DebugLocals = DebugInstrument:extend

{

	visible = false,

	width = 'narrow',

	onNew = function (self)

		self.title.text = 'Locals'

		self.names = self:add(Text:new{ font = self.font })

		self.values = self:add(Text:new{ font = self.font })

		self.lineHeight = self.names._fontObj:getHeight()

		debugger.showLocals = function (level) self:showLocals(level) end

		debugger.hideLocals = function (level) self.visible = false end

	end,

	-- Method: showLocals

	-- Makes the instrument visible and shows all locals at a stack level.

	-- To hide this instrument, just set its visible property to false.

	--

	-- Arguments:

	--		level - level to show

	--

	-- Returns:

	--		nothing

	showLocals = function (self, level)

		self.visible = true

		self.contentHeight = 2 * self.spacing

		self.names.text = ''

		self.values.text = ''

		local i = 1

		while true do

			local name, value = debug.getlocal(level, i)

			if not name then break end

			-- skip variables named (*temporary*)

			if not string.match(name, '^%(') then

				self.names.text = self.names.text .. name .. '\n'

				self.values.text = self.values.text .. tostring(value) .. '\n'

				self.contentHeight = self.contentHeight + self.lineHeight

			end

			i = i + 1

		end

	end,

	onResize = function (self, x, y, width, height)

		self.names.y, self.values.y = y + self.spacing, y + self.spacing

		self.names.height, self.values.height = height, height

		self.names.x = x + self.spacing

		self.names.width = width * 0.3 - self.spacing * 2

		self.values.x = self.names.x + self.names.width + self.spacing

		self.values.width = width * 0.7

	end

}