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554
Epost.TestToolsWeb/Scripts/angular/sortable.js
vendored
Normal file
554
Epost.TestToolsWeb/Scripts/angular/sortable.js
vendored
Normal file
@ -0,0 +1,554 @@
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/*
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jQuery UI Sortable plugin wrapper
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@param [ui-sortable] {object} Options to pass to $.fn.sortable() merged onto ui.config
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*/
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angular.module('ui.sortable', [])
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.value('uiSortableConfig',{
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// the default for jquery-ui sortable is "> *", we need to restrict this to
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// ng-repeat items
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// if the user uses
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items: '> [ng-repeat],> [data-ng-repeat],> [x-ng-repeat]'
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})
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.directive('uiSortable', [
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'uiSortableConfig', '$timeout', '$log',
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function(uiSortableConfig, $timeout, $log) {
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return {
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require:'?ngModel',
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scope: {
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ngModel:'=',
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uiSortable:'=',
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////Expression bindings from html.
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create:'&uiSortableCreate',
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// helper:'&uiSortableHelper',
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start:'&uiSortableStart',
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activate:'&uiSortableActivate',
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// sort:'&uiSortableSort',
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// change:'&uiSortableChange',
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// over:'&uiSortableOver',
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// out:'&uiSortableOut',
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beforeStop:'&uiSortableBeforeStop',
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update:'&uiSortableUpdate',
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remove:'&uiSortableRemove',
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receive:'&uiSortableReceive',
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deactivate:'&uiSortableDeactivate',
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stop:'&uiSortableStop'
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},
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link: function(scope, element, attrs, ngModel) {
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var savedNodes;
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function combineCallbacks(first, second){
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var firstIsFunc = typeof first === 'function';
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var secondIsFunc = typeof second === 'function';
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if(firstIsFunc && secondIsFunc) {
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return function() {
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first.apply(this, arguments);
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second.apply(this, arguments);
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};
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} else if (secondIsFunc) {
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return second;
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}
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return first;
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}
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function getSortableWidgetInstance(element) {
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// this is a fix to support jquery-ui prior to v1.11.x
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// otherwise we should be using `element.sortable('instance')`
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var data = element.data('ui-sortable');
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if (data && typeof data === 'object' && data.widgetFullName === 'ui-sortable') {
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return data;
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}
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return null;
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}
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function patchSortableOption(key, value) {
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if (callbacks[key]) {
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if( key === 'stop' ){
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// call apply after stop
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value = combineCallbacks(
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value, function() { scope.$apply(); });
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value = combineCallbacks(value, afterStop);
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}
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// wrap the callback
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value = combineCallbacks(callbacks[key], value);
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} else if (wrappers[key]) {
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value = wrappers[key](value);
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}
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// patch the options that need to have values set
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if (!value && (key === 'items' || key === 'ui-model-items')) {
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value = uiSortableConfig.items;
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}
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return value;
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}
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function patchUISortableOptions(newVal, oldVal, sortableWidgetInstance) {
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function addDummyOptionKey(value, key) {
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if (!(key in opts)) {
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// add the key in the opts object so that
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// the patch function detects and handles it
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opts[key] = null;
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}
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}
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// for this directive to work we have to attach some callbacks
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angular.forEach(callbacks, addDummyOptionKey);
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// only initialize it in case we have to
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// update some options of the sortable
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var optsDiff = null;
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if (oldVal) {
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// reset deleted options to default
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var defaultOptions;
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angular.forEach(oldVal, function(oldValue, key) {
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if (!newVal || !(key in newVal)) {
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if (key in directiveOpts) {
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if (key === 'ui-floating') {
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opts[key] = 'auto';
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} else {
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opts[key] = patchSortableOption(key, undefined);
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}
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return;
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}
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if (!defaultOptions) {
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defaultOptions = angular.element.ui.sortable().options;
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}
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var defaultValue = defaultOptions[key];
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defaultValue = patchSortableOption(key, defaultValue);
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if (!optsDiff) {
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optsDiff = {};
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}
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optsDiff[key] = defaultValue;
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opts[key] = defaultValue;
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}
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});
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}
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// update changed options
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angular.forEach(newVal, function(value, key) {
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// if it's a custom option of the directive,
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// handle it approprietly
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if (key in directiveOpts) {
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if (key === 'ui-floating' && (value === false || value === true) && sortableWidgetInstance) {
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sortableWidgetInstance.floating = value;
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}
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opts[key] = patchSortableOption(key, value);
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return;
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}
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value = patchSortableOption(key, value);
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if (!optsDiff) {
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optsDiff = {};
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}
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optsDiff[key] = value;
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opts[key] = value;
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});
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return optsDiff;
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}
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function getPlaceholderElement (element) {
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var placeholder = element.sortable('option','placeholder');
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// placeholder.element will be a function if the placeholder, has
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// been created (placeholder will be an object). If it hasn't
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// been created, either placeholder will be false if no
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// placeholder class was given or placeholder.element will be
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// undefined if a class was given (placeholder will be a string)
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if (placeholder && placeholder.element && typeof placeholder.element === 'function') {
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var result = placeholder.element();
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// workaround for jquery ui 1.9.x,
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// not returning jquery collection
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result = angular.element(result);
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return result;
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}
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return null;
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}
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function getPlaceholderExcludesludes (element, placeholder) {
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// exact match with the placeholder's class attribute to handle
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// the case that multiple connected sortables exist and
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// the placeholder option equals the class of sortable items
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var notCssSelector = opts['ui-model-items'].replace(/[^,]*>/g, '');
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var excludes = element.find('[class="' + placeholder.attr('class') + '"]:not(' + notCssSelector + ')');
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return excludes;
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}
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function hasSortingHelper (element, ui) {
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var helperOption = element.sortable('option','helper');
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return helperOption === 'clone' || (typeof helperOption === 'function' && ui.item.sortable.isCustomHelperUsed());
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}
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function getSortingHelper (element, ui, savedNodes) {
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var result = null;
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if (hasSortingHelper(element, ui) &&
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element.sortable( 'option', 'appendTo' ) === 'parent') {
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// The .ui-sortable-helper element (that's the default class name)
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// is placed last.
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result = savedNodes.last();
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}
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return result;
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}
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// thanks jquery-ui
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function isFloating (item) {
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return (/left|right/).test(item.css('float')) || (/inline|table-cell/).test(item.css('display'));
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}
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function getElementContext(elementScopes, element) {
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for (var i = 0; i < elementScopes.length; i++) {
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var c = elementScopes[i];
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if (c.element[0] === element[0]) {
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return c;
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}
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}
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}
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function afterStop(e, ui) {
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ui.item.sortable._destroy();
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}
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// return the index of ui.item among the items
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// we can't just do ui.item.index() because there it might have siblings
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// which are not items
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function getItemIndex(item) {
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return item.parent()
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.find(opts['ui-model-items'])
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.index(item);
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}
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var opts = {};
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// directive specific options
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var directiveOpts = {
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'ui-floating': undefined,
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'ui-model-items': uiSortableConfig.items
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};
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var callbacks = {
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create: null,
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start: null,
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activate: null,
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// sort: null,
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// change: null,
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// over: null,
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// out: null,
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beforeStop: null,
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update: null,
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remove: null,
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receive: null,
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deactivate: null,
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stop: null
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};
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var wrappers = {
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helper: null
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};
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angular.extend(opts, directiveOpts, uiSortableConfig, scope.uiSortable);
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if (!angular.element.fn || !angular.element.fn.jquery) {
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$log.error('ui.sortable: jQuery should be included before AngularJS!');
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return;
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}
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function wireUp () {
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// When we add or remove elements, we need the sortable to 'refresh'
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// so it can find the new/removed elements.
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scope.$watchCollection('ngModel', function() {
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// Timeout to let ng-repeat modify the DOM
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$timeout(function() {
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// ensure that the jquery-ui-sortable widget instance
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// is still bound to the directive's element
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if (!!getSortableWidgetInstance(element)) {
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element.sortable('refresh');
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}
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}, 0, false);
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});
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callbacks.start = function(e, ui) {
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if (opts['ui-floating'] === 'auto') {
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// since the drag has started, the element will be
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// absolutely positioned, so we check its siblings
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var siblings = ui.item.siblings();
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var sortableWidgetInstance = getSortableWidgetInstance(angular.element(e.target));
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sortableWidgetInstance.floating = isFloating(siblings);
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}
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// Save the starting position of dragged item
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var index = getItemIndex(ui.item);
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ui.item.sortable = {
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model: ngModel.$modelValue[index],
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index: index,
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source: element,
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sourceList: ui.item.parent(),
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sourceModel: ngModel.$modelValue,
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cancel: function () {
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ui.item.sortable._isCanceled = true;
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},
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isCanceled: function () {
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return ui.item.sortable._isCanceled;
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},
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isCustomHelperUsed: function () {
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return !!ui.item.sortable._isCustomHelperUsed;
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},
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_isCanceled: false,
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_isCustomHelperUsed: ui.item.sortable._isCustomHelperUsed,
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_destroy: function () {
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angular.forEach(ui.item.sortable, function(value, key) {
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ui.item.sortable[key] = undefined;
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});
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},
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_connectedSortables: [],
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_getElementContext: function (element) {
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return getElementContext(this._connectedSortables, element);
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}
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};
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};
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callbacks.activate = function(e, ui) {
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var isSourceContext = ui.item.sortable.source === element;
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var savedNodesOrigin = isSourceContext ?
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ui.item.sortable.sourceList :
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element;
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var elementContext = {
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element: element,
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scope: scope,
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isSourceContext: isSourceContext,
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savedNodesOrigin: savedNodesOrigin
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};
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// save the directive's scope so that it is accessible from ui.item.sortable
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ui.item.sortable._connectedSortables.push(elementContext);
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// We need to make a copy of the current element's contents so
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// we can restore it after sortable has messed it up.
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// This is inside activate (instead of start) in order to save
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// both lists when dragging between connected lists.
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savedNodes = savedNodesOrigin.contents();
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// If this list has a placeholder (the connected lists won't),
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// don't inlcude it in saved nodes.
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var placeholder = getPlaceholderElement(element);
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if (placeholder && placeholder.length) {
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var excludes = getPlaceholderExcludesludes(element, placeholder);
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savedNodes = savedNodes.not(excludes);
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}
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};
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callbacks.update = function(e, ui) {
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// Save current drop position but only if this is not a second
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// update that happens when moving between lists because then
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// the value will be overwritten with the old value
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if (!ui.item.sortable.received) {
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ui.item.sortable.dropindex = getItemIndex(ui.item);
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var droptarget = ui.item.closest('[ui-sortable], [data-ui-sortable], [x-ui-sortable]');
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ui.item.sortable.droptarget = droptarget;
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ui.item.sortable.droptargetList = ui.item.parent();
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var droptargetContext = ui.item.sortable._getElementContext(droptarget);
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ui.item.sortable.droptargetModel = droptargetContext.scope.ngModel;
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// Cancel the sort (let ng-repeat do the sort for us)
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// Don't cancel if this is the received list because it has
|
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// already been canceled in the other list, and trying to cancel
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// here will mess up the DOM.
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element.sortable('cancel');
|
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}
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|
||||
// Put the nodes back exactly the way they started (this is very
|
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// important because ng-repeat uses comment elements to delineate
|
||||
// the start and stop of repeat sections and sortable doesn't
|
||||
// respect their order (even if we cancel, the order of the
|
||||
// comments are still messed up).
|
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var sortingHelper = !ui.item.sortable.received && getSortingHelper(element, ui, savedNodes);
|
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if (sortingHelper && sortingHelper.length) {
|
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// Restore all the savedNodes except from the sorting helper element.
|
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// That way it will be garbage collected.
|
||||
savedNodes = savedNodes.not(sortingHelper);
|
||||
}
|
||||
var elementContext = ui.item.sortable._getElementContext(element);
|
||||
savedNodes.appendTo(elementContext.savedNodesOrigin);
|
||||
|
||||
// If this is the target connected list then
|
||||
// it's safe to clear the restored nodes since:
|
||||
// update is currently running and
|
||||
// stop is not called for the target list.
|
||||
if (ui.item.sortable.received) {
|
||||
savedNodes = null;
|
||||
}
|
||||
|
||||
// If received is true (an item was dropped in from another list)
|
||||
// then we add the new item to this list otherwise wait until the
|
||||
// stop event where we will know if it was a sort or item was
|
||||
// moved here from another list
|
||||
if (ui.item.sortable.received && !ui.item.sortable.isCanceled()) {
|
||||
scope.$apply(function () {
|
||||
ngModel.$modelValue.splice(ui.item.sortable.dropindex, 0,
|
||||
ui.item.sortable.moved);
|
||||
});
|
||||
scope.$emit('ui-sortable:moved', ui);
|
||||
}
|
||||
};
|
||||
|
||||
callbacks.stop = function(e, ui) {
|
||||
// If the received flag hasn't be set on the item, this is a
|
||||
// normal sort, if dropindex is set, the item was moved, so move
|
||||
// the items in the list.
|
||||
var wasMoved = ('dropindex' in ui.item.sortable) &&
|
||||
!ui.item.sortable.isCanceled();
|
||||
|
||||
if (wasMoved && !ui.item.sortable.received) {
|
||||
|
||||
scope.$apply(function () {
|
||||
ngModel.$modelValue.splice(
|
||||
ui.item.sortable.dropindex, 0,
|
||||
ngModel.$modelValue.splice(ui.item.sortable.index, 1)[0]);
|
||||
});
|
||||
scope.$emit('ui-sortable:moved', ui);
|
||||
} else if (!wasMoved &&
|
||||
!angular.equals(element.contents().toArray(), savedNodes.toArray())) {
|
||||
// if the item was not moved
|
||||
// and the DOM element order has changed,
|
||||
// then restore the elements
|
||||
// so that the ngRepeat's comment are correct.
|
||||
|
||||
var sortingHelper = getSortingHelper(element, ui, savedNodes);
|
||||
if (sortingHelper && sortingHelper.length) {
|
||||
// Restore all the savedNodes except from the sorting helper element.
|
||||
// That way it will be garbage collected.
|
||||
savedNodes = savedNodes.not(sortingHelper);
|
||||
}
|
||||
var elementContext = ui.item.sortable._getElementContext(element);
|
||||
savedNodes.appendTo(elementContext.savedNodesOrigin);
|
||||
}
|
||||
|
||||
// It's now safe to clear the savedNodes
|
||||
// since stop is the last callback.
|
||||
savedNodes = null;
|
||||
};
|
||||
|
||||
callbacks.receive = function(e, ui) {
|
||||
// An item was dropped here from another list, set a flag on the
|
||||
// item.
|
||||
ui.item.sortable.received = true;
|
||||
};
|
||||
|
||||
callbacks.remove = function(e, ui) {
|
||||
// Workaround for a problem observed in nested connected lists.
|
||||
// There should be an 'update' event before 'remove' when moving
|
||||
// elements. If the event did not fire, cancel sorting.
|
||||
if (!('dropindex' in ui.item.sortable)) {
|
||||
element.sortable('cancel');
|
||||
ui.item.sortable.cancel();
|
||||
}
|
||||
|
||||
// Remove the item from this list's model and copy data into item,
|
||||
// so the next list can retrive it
|
||||
if (!ui.item.sortable.isCanceled()) {
|
||||
scope.$apply(function () {
|
||||
ui.item.sortable.moved = ngModel.$modelValue.splice(
|
||||
ui.item.sortable.index, 1)[0];
|
||||
});
|
||||
}
|
||||
};
|
||||
|
||||
// setup attribute handlers
|
||||
angular.forEach(callbacks, function(value, key) {
|
||||
callbacks[key] = combineCallbacks(callbacks[key],
|
||||
function () {
|
||||
var attrHandler = scope[key];
|
||||
var attrHandlerFn;
|
||||
if (typeof attrHandler === 'function' &&
|
||||
('uiSortable' + key.substring(0,1).toUpperCase() + key.substring(1)).length &&
|
||||
typeof (attrHandlerFn = attrHandler()) === 'function') {
|
||||
attrHandlerFn.apply(this, arguments);
|
||||
}
|
||||
});
|
||||
});
|
||||
|
||||
|
||||
wrappers.helper = function (inner) {
|
||||
if (inner && typeof inner === 'function') {
|
||||
return function (e, item) {
|
||||
var oldItemSortable = item.sortable;
|
||||
var index = getItemIndex(item);
|
||||
item.sortable = {
|
||||
model: ngModel.$modelValue[index],
|
||||
index: index,
|
||||
source: element,
|
||||
sourceList: item.parent(),
|
||||
sourceModel: ngModel.$modelValue,
|
||||
_restore: function () {
|
||||
angular.forEach(item.sortable, function(value, key) {
|
||||
item.sortable[key] = undefined;
|
||||
});
|
||||
|
||||
item.sortable = oldItemSortable;
|
||||
}
|
||||
};
|
||||
|
||||
var innerResult = inner.apply(this, arguments);
|
||||
item.sortable._restore();
|
||||
item.sortable._isCustomHelperUsed = item !== innerResult;
|
||||
return innerResult;
|
||||
};
|
||||
}
|
||||
return inner;
|
||||
};
|
||||
|
||||
scope.$watchCollection('uiSortable', function(newVal, oldVal) {
|
||||
// ensure that the jquery-ui-sortable widget instance
|
||||
// is still bound to the directive's element
|
||||
var sortableWidgetInstance = getSortableWidgetInstance(element);
|
||||
if (!!sortableWidgetInstance) {
|
||||
var optsDiff = patchUISortableOptions(newVal, oldVal, sortableWidgetInstance);
|
||||
|
||||
if (optsDiff) {
|
||||
element.sortable('option', optsDiff);
|
||||
}
|
||||
}
|
||||
}, true);
|
||||
|
||||
patchUISortableOptions(opts);
|
||||
}
|
||||
|
||||
function init () {
|
||||
if (ngModel) {
|
||||
wireUp();
|
||||
} else {
|
||||
$log.info('ui.sortable: ngModel not provided!', element);
|
||||
}
|
||||
|
||||
// Create sortable
|
||||
element.sortable(opts);
|
||||
}
|
||||
|
||||
function initIfEnabled () {
|
||||
if (scope.uiSortable && scope.uiSortable.disabled) {
|
||||
return false;
|
||||
}
|
||||
|
||||
init();
|
||||
|
||||
// Stop Watcher
|
||||
initIfEnabled.cancelWatcher();
|
||||
initIfEnabled.cancelWatcher = angular.noop;
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
initIfEnabled.cancelWatcher = angular.noop;
|
||||
|
||||
if (!initIfEnabled()) {
|
||||
initIfEnabled.cancelWatcher = scope.$watch('uiSortable.disabled', initIfEnabled);
|
||||
}
|
||||
}
|
||||
};
|
||||
}
|
||||
]);
|
||||
Reference in New Issue
Block a user