class Opal::UI::Group

Overview

Flexible container and grouping element supporting directional child layouts, background fills, borders, titles, and strict overflow clipping policies.

Defined in:

opal/ui/components/group.cr

Constructors

Instance Method Summary

Instance methods inherited from class Opal::UI::Element

add_class(name : String) : self add_class, children : Array(Element) children, classes : Set(String) classes, classes=(classes : Set(String)) classes=, has_class?(name : String) : Bool has_class?, id : String | Nil id, id=(id : String | Nil) id=, preferred_print_size(available_w : Int32) : Tuple(Int32, Int32) preferred_print_size, preferred_size(available_w : Int32, available_h : Int32) : Tuple(Int32, Int32) preferred_size, print(io : IO = STDOUT, width : Int32 | Nil = nil, color : Bool | Nil = nil, theme : Theme | Nil = nil) : Nil print, query(selector : String) : Array(Element)
query(klass : T.class) : Array(T) forall T query, query_one(selector : String) : Element
query_one(klass : T.class) : T forall T query_one, query_one?(selector : String) : Element | Nil
query_one?(klass : T.class) : T | Nil forall T query_one?, remove_class(name : String) : self remove_class, render(buffer : Buffer, x : Int32, y : Int32, width : Int32, height : Int32) : Nil render, render_print(buffer : Buffer, width : Int32, height : Int32) : Nil render_print, to_print_s(width : Int32 | Nil = nil, color : Bool | Nil = nil, theme : Theme | Nil = nil) : String to_print_s, to_string(width : Int32 | Nil = nil, color : Bool | Nil = nil, theme : Theme | Nil = nil) : String to_string

Instance methods inherited from module Opal::UI::Themable

current_theme : Theme current_theme, style(&block : self -> Nil) : self style, theme : Theme | Nil theme, theme=(theme : Theme | Nil) theme=, with_theme(new_theme : Theme | Symbol | String) : self with_theme

Constructor Detail

def self.new(title : String | Nil = nil, direction : LayoutDirection = LayoutDirection::Vertical, overflow : OverflowPolicy = OverflowPolicy::Hidden, border : Border = Border.none, padding : Int32 = 0) #

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Instance Method Detail

def <<(el : Element) : self #

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def add(el : Element) : self #

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def background : Color #

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def background=(background : Color) #

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def border : Border #

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def border=(border : Border) #

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def border_color : Color #

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def border_color=(border_color : Color) #

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def children : Array(Element) #
Description copied from class Opal::UI::Element

Returns child elements for hierarchical tree traversal and DOM querying


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def direction : LayoutDirection #

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def direction=(direction : LayoutDirection) #

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def elements : Array(Element) #

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def elements=(elements : Array(Element)) #

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def overflow : OverflowPolicy #

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def overflow=(overflow : OverflowPolicy) #

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def padding : Int32 #

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def padding=(padding : Int32) #

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def preferred_size(available_w : Int32, available_h : Int32) : Tuple(Int32, Int32) #

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def render(buffer : Buffer, x : Int32, y : Int32, width : Int32, height : Int32) : Nil #

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def scroll_x : Int32 #

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def scroll_x=(scroll_x : Int32) #

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def scroll_y : Int32 #

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def scroll_y=(scroll_y : Int32) #

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def title : String | Nil #

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def title=(title : String | Nil) #

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def title_color : Color #

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def title_color=(title_color : Color) #

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