35 lines
1.1 KiB
JavaScript
35 lines
1.1 KiB
JavaScript
/*! Window !*/
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Elm.Window = function() {
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/*[Dimensions]*/
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/** dimensions : Signal (Int,Int)
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The current dimensions of the window (i.e. the area viewable to the
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user, not including scroll bars).
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**/
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var dimensions = Elm.Signal.constant(Value.Tuple(window.innerWidth,
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window.innerHeight));
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dimensions.defaultNumberOfKids = 2;
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/** width : Signal Int
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The current width of the window.
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**/
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var width = Elm.Signal.lift(function(p){return p[1];})(dimensions);
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width.defaultNumberOfKids = 0;
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/** height : Signal Int
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The current height of the window.
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**/
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var height = Elm.Signal.lift(function(p){return p[2];})(dimensions);
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height.defaultNumberOfKids = 0;
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Value.addListener(window, 'resize', function(e) {
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var w = document.getElementById('widthChecker').offsetWidth;
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var hasListener = Dispatcher.notify(dimensions.id,
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Value.Tuple(w, window.innerHeight));
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if (!hasListener)
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this.removeEventListener('resize',arguments.callee,false);
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});
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return {dimensions:dimensions,width:width,height:height};
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}();
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