Leadwerks Game Engine

Documentation › API Reference › Object › Widget

Slider

This function creates a slider widget. A slider allows the user to drag a knob to adjust a setting within a fixed range of allowed values.

Syntax

global Widget Slider(number x, number y, number width, number height, Widget parent)

Parameters

x: X position of the widget, in logical units.
y: Y position of the widget, in logical units.
width: width of the widget, in logical units.
height: height of the widget, in logical units.

Returns

Returns a new slider.

Example

local window = Window:Create()
local context = Context:Create(window)
local gui = GUI:Create(context)
local base = gui:GetBase()
base:SetScript("Scripts/GUI/Panel.lua")

x=20
y=20
local sep=30

widget = Widget:Slider(x,y,300,20,base)
y=y+sep

widget = Widget:Slider(x,y,300,20,base)
widget:SetStyle(SLIDER_TRACKBAR)
y=y+sep

widget = Widget:Slider(x,y,40,20,base)
widget:SetStyle(SLIDER_STEPPER)
y=y+sep*1.5

widget = Widget:Slider(x,y,20,150,base)
widget:SetStyle(SLIDER_VERTICAL)
x=x+sep

widget = Widget:Slider(x,y,20,150,base)
widget:SetStyle(SLIDER_VERTICAL + SLIDER_TRACKBAR)
x=x+sep

widget = Widget:Slider(x,y,20,40,base)
widget:SetStyle(SLIDER_VERTICAL + SLIDER_STEPPER)
x=x+sep

while true do
	if window:Closed() then return end
	if window:KeyHit(Key.Escape) then return end
	
	while EventQueue:Peek() do
		local event = EventQueue:Wait()
		if event.id == Event.WidgetAction then
			System:Print("WidgetAction")
		elseif event.id == Event.WidgetSelect then
			System:Print("WidgetSelect")
		end		
	end
	
	context:Sync()
end