Sha256: 467c9649752c78ecd60db32e1dbe4daa101953cd4c172dfc9775325de4783c91
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Versions: 27
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Stored size: 1.51 KB
Contents
module Preact
module Component
class State
include ::Native::Wrapper
def initialize(native)
@native = native
end
def method_missing(key, *args, &block)
if `args.length > 0`
new_state = `{}`
new_state.JS[(`key.endsWith('=')` ? key.chop : key)] = args[0]
if block_given?
@native.JS.setState(new_state, `function() { block.$call(); }`)
else
@native.JS.setState(new_state, `null`)
end
else
%x{
if (typeof #@native.state[key] === 'undefined') { return nil; }
return #@native.state[key];
}
end
end
def set_state(updater, &block)
new_state = `{}`
updater.each do |key, value|
new_state.JS[key] = value
end
if block_given?
@native.JS.setState(new_state, `function() { block.$call(); }`)
else
@native.JS.setState(new_state, `null`)
end
end
def size
`Object.keys(#@native.state).length`;
end
def to_n
%x{
var new_native = {};
for (var key in #@native.state) {
if (typeof #@native.state[key].$to_n !== "undefined") {
new_native[key] = #@native.state[key].$to_n();
} else {
new_native[key] = #@native.state[key];
}
}
return new_native;
}
end
end
end
end
Version data entries
27 entries across 27 versions & 1 rubygems