mirror of https://github.com/RubaXa/Sortable.git
RubaXa
10 years ago
6 changed files with 276 additions and 16 deletions
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/** |
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* @author RubaXa <trash@rubaxa.org> |
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* @licence MIT |
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*/ |
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angular.module('ng-sortable', []) |
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.constant('$version', '0.1.0') |
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.directive('ngSortable', ['$parse', '$rootScope', function ($parse, $rootScope) { |
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var removed; |
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function getSource(el) { |
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var scope = angular.element(el).scope(); |
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var ngRepeat = [].filter.call(el.childNodes, function (node) { |
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return ( |
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(node.nodeType === 8) && |
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(node.nodeValue.indexOf("ngRepeat:") !== -1) |
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); |
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})[0]; |
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ngRepeat = ngRepeat.nodeValue.match(/ngRepeat:\s*([^\s]+)\s+in\s+([^\s|]+)/); |
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var item = $parse(ngRepeat[1]); |
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var items = $parse(ngRepeat[2]); |
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return { |
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item: function (el) { |
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return item(angular.element(el).scope()); |
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}, |
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items: items(scope), |
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upd: function () { |
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items.assign(scope, this.items); |
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} |
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}; |
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} |
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return { |
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restrict: 'AC', |
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link: function (scope, $el, attrs) { |
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var el = $el[0]; |
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var options = scope.$eval(attrs.ngSortable) || {}; |
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var _order = []; |
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var source = getSource(el); |
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'Start End Add Update Remove Sort'.split(' ').forEach(function (name) { |
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options['on' + name] = options['on' + name] || function () {}; |
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}); |
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function _sync(evt) { |
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sortable.toArray().forEach(function (id, i) { |
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if (_order[i] !== id) { |
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var idx = _order.indexOf(id); |
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if (idx === -1) { |
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var remoteSource = getSource(evt.from); |
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idx = remoteSource.items.indexOf(remoteSource.item(evt.item)); |
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removed = remoteSource.items.splice(idx, 1)[0]; |
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_order.splice(i, 0, id); |
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source.items.splice(i, 0, removed); |
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remoteSource.upd(); |
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evt.from.appendChild(evt.item); // revert element
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} else { |
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_order.splice(i, 0, _order.splice(idx, 1)[0]); |
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source.items.splice(i, 0, source.items.splice(idx, 1)[0]); |
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} |
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} |
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}); |
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source.upd(); |
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scope.$apply(); |
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} |
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var sortable = Sortable.create(el, Object.keys(options).reduce(function(opts, name) { |
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opts[name] = opts[name] || options[name]; |
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return opts; |
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}, { |
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onStart: function () { |
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$rootScope.$broadcast('sortable:start', sortable); |
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options.onStart(); |
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}, |
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onEnd:function () { |
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$rootScope.$broadcast('sortable:end', sortable); |
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options.onEnd(); |
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}, |
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onAdd: function (evt) { |
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_sync(evt); |
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options.onAdd(source.items, removed); |
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}, |
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onUpdate: function (evt) { |
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_sync(evt); |
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options.onUpdate(source.items, source.item(evt.item)); |
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}, |
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onRemove: function (evt) { |
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options.onRemove(source.items, removed); |
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}, |
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onSort: function () { |
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options.onSort(source.items); |
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} |
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})); |
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$rootScope.$on('sortable:start', function () { |
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_order = sortable.toArray(); |
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}); |
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$el.on('$destroy', function () { |
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el.sortable = null; |
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sortable.destroy(); |
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}); |
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} |
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}; |
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}]) |
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; |
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