UIElement:is_within

Returns whether this element is a descendant of another one.

Usage

ui_element:is_within(other)

Arguments

Name	Type	Description
`other`	UIElement	Element which may or may not be an ancestor of this one.

Returns

Name	Type	Description
`within`	`boolean`	True if `other` is an ancestor of this element, false otherwise.

Examples

local pause_menu = crystal.Overlay:new();
local hud = crystal.Overlay:new();
local health_bar = hud:add_child(crystal.Overlay:new());
local health_bar_background = health_bar:add_child(crystal.Image:new());

print(health_bar_background:is_within(hud)); -- Prints "true"
print(health_bar_background:is_within(menu)); -- Prints "false"