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Posted to commits@nifi.apache.org by mc...@apache.org on 2014/12/10 16:17:30 UTC
[3/5] incubator-nifi git commit: NIFI-27: - Latest version of
slickgrid.
http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/eb880757/nar-bundles/framework-bundle/framework/web/nifi-web-ui/src/main/webapp/js/jquery/slickgrid/slick.dataview.js
----------------------------------------------------------------------
diff --git a/nar-bundles/framework-bundle/framework/web/nifi-web-ui/src/main/webapp/js/jquery/slickgrid/slick.dataview.js b/nar-bundles/framework-bundle/framework/web/nifi-web-ui/src/main/webapp/js/jquery/slickgrid/slick.dataview.js
index 07f5900..f1c1b5e 100755
--- a/nar-bundles/framework-bundle/framework/web/nifi-web-ui/src/main/webapp/js/jquery/slickgrid/slick.dataview.js
+++ b/nar-bundles/framework-bundle/framework/web/nifi-web-ui/src/main/webapp/js/jquery/slickgrid/slick.dataview.js
@@ -1,914 +1,1126 @@
(function ($) {
- $.extend(true, window, {
- Slick: {
- Data: {
- DataView: DataView,
- Aggregators: {
- Avg: AvgAggregator,
- Min: MinAggregator,
- Max: MaxAggregator,
- Sum: SumAggregator
- }
- }
+ $.extend(true, window, {
+ Slick: {
+ Data: {
+ DataView: DataView,
+ Aggregators: {
+ Avg: AvgAggregator,
+ Min: MinAggregator,
+ Max: MaxAggregator,
+ Sum: SumAggregator
}
- });
-
+ }
+ }
+ });
+
+
+ /***
+ * A sample Model implementation.
+ * Provides a filtered view of the underlying data.
+ *
+ * Relies on the data item having an "id" property uniquely identifying it.
+ */
+ function DataView(options) {
+ var self = this;
+
+ var defaults = {
+ groupItemMetadataProvider: null,
+ inlineFilters: false
+ };
+
+
+ // private
+ var idProperty = "id"; // property holding a unique row id
+ var items = []; // data by index
+ var rows = []; // data by row
+ var idxById = {}; // indexes by id
+ var rowsById = null; // rows by id; lazy-calculated
+ var filter = null; // filter function
+ var updated = null; // updated item ids
+ var suspend = false; // suspends the recalculation
+ var sortAsc = true;
+ var fastSortField;
+ var sortComparer;
+ var refreshHints = {};
+ var prevRefreshHints = {};
+ var filterArgs;
+ var filteredItems = [];
+ var compiledFilter;
+ var compiledFilterWithCaching;
+ var filterCache = [];
+
+ // grouping
+ var groupingInfoDefaults = {
+ getter: null,
+ formatter: null,
+ comparer: function(a, b) { return a.value - b.value; },
+ predefinedValues: [],
+ aggregators: [],
+ aggregateEmpty: false,
+ aggregateCollapsed: false,
+ aggregateChildGroups: false,
+ collapsed: false,
+ displayTotalsRow: true,
+ lazyTotalsCalculation: false
+ };
+ var groupingInfos = [];
+ var groups = [];
+ var toggledGroupsByLevel = [];
+ var groupingDelimiter = ':|:';
+
+ var pagesize = 0;
+ var pagenum = 0;
+ var totalRows = 0;
+
+ // events
+ var onRowCountChanged = new Slick.Event();
+ var onRowsChanged = new Slick.Event();
+ var onPagingInfoChanged = new Slick.Event();
+
+ options = $.extend(true, {}, defaults, options);
+
+
+ function beginUpdate() {
+ suspend = true;
+ }
+
+ function endUpdate() {
+ suspend = false;
+ refresh();
+ }
+
+ function setRefreshHints(hints) {
+ refreshHints = hints;
+ }
+
+ function setFilterArgs(args) {
+ filterArgs = args;
+ }
+
+ function updateIdxById(startingIndex) {
+ startingIndex = startingIndex || 0;
+ var id;
+ for (var i = startingIndex, l = items.length; i < l; i++) {
+ id = items[i][idProperty];
+ if (id === undefined) {
+ throw "Each data element must implement a unique 'id' property";
+ }
+ idxById[id] = i;
+ }
+ }
+
+ function ensureIdUniqueness() {
+ var id;
+ for (var i = 0, l = items.length; i < l; i++) {
+ id = items[i][idProperty];
+ if (id === undefined || idxById[id] !== i) {
+ throw "Each data element must implement a unique 'id' property";
+ }
+ }
+ }
+
+ function getItems() {
+ return items;
+ }
+
+ function setItems(data, objectIdProperty) {
+ if (objectIdProperty !== undefined) {
+ idProperty = objectIdProperty;
+ }
+ items = filteredItems = data;
+ idxById = {};
+ updateIdxById();
+ ensureIdUniqueness();
+ refresh();
+ }
+
+ function setPagingOptions(args) {
+ if (args.pageSize != undefined) {
+ pagesize = args.pageSize;
+ pagenum = pagesize ? Math.min(pagenum, Math.max(0, Math.ceil(totalRows / pagesize) - 1)) : 0;
+ }
+
+ if (args.pageNum != undefined) {
+ pagenum = Math.min(args.pageNum, Math.max(0, Math.ceil(totalRows / pagesize) - 1));
+ }
+
+ onPagingInfoChanged.notify(getPagingInfo(), null, self);
+
+ refresh();
+ }
+
+ function getPagingInfo() {
+ var totalPages = pagesize ? Math.max(1, Math.ceil(totalRows / pagesize)) : 1;
+ return {pageSize: pagesize, pageNum: pagenum, totalRows: totalRows, totalPages: totalPages};
+ }
+
+ function sort(comparer, ascending) {
+ sortAsc = ascending;
+ sortComparer = comparer;
+ fastSortField = null;
+ if (ascending === false) {
+ items.reverse();
+ }
+ items.sort(comparer);
+ if (ascending === false) {
+ items.reverse();
+ }
+ idxById = {};
+ updateIdxById();
+ refresh();
+ }
/***
- * A sample Model implementation.
- * Provides a filtered view of the underlying data.
- *
- * Relies on the data item having an "id" property uniquely identifying it.
+ * Provides a workaround for the extremely slow sorting in IE.
+ * Does a [lexicographic] sort on a give column by temporarily overriding Object.prototype.toString
+ * to return the value of that field and then doing a native Array.sort().
*/
- function DataView(options) {
- var self = this;
-
- var defaults = {
- groupItemMetadataProvider: null,
- inlineFilters: false
- };
-
-
- // private
- var idProperty = "id"; // property holding a unique row id
- var items = []; // data by index
- var rows = []; // data by row
- var idxById = {}; // indexes by id
- var rowsById = null; // rows by id; lazy-calculated
- var filter = null; // filter function
- var updated = null; // updated item ids
- var suspend = false; // suspends the recalculation
- var sortAsc = true;
- var fastSortField;
- var sortComparer;
- var refreshHints = {};
- var prevRefreshHints = {};
- var filterArgs;
- var filteredItems = [];
- var compiledFilter;
- var compiledFilterWithCaching;
- var filterCache = [];
-
- // grouping
- var groupingGetter;
- var groupingGetterIsAFn;
- var groupingFormatter;
- var groupingComparer;
- var groups = [];
- var collapsedGroups = {};
- var aggregators;
- var aggregateCollapsed = false;
- var compiledAccumulators;
-
- var pagesize = 0;
- var pagenum = 0;
- var totalRows = 0;
-
- // events
- var onRowCountChanged = new Slick.Event();
- var onRowsChanged = new Slick.Event();
- var onPagingInfoChanged = new Slick.Event();
-
- options = $.extend(true, {}, defaults, options);
-
-
- function beginUpdate() {
- suspend = true;
- }
-
- function endUpdate() {
- suspend = false;
- refresh();
- }
-
- function setRefreshHints(hints) {
- refreshHints = hints;
- }
-
- function setFilterArgs(args) {
- filterArgs = args;
- }
-
- function updateIdxById(startingIndex) {
- startingIndex = startingIndex || 0;
- var id;
- for (var i = startingIndex, l = items.length; i < l; i++) {
- id = items[i][idProperty];
- if (id === undefined) {
- throw "Each data element must implement a unique 'id' property";
- }
- idxById[id] = i;
- }
+ function fastSort(field, ascending) {
+ sortAsc = ascending;
+ fastSortField = field;
+ sortComparer = null;
+ var oldToString = Object.prototype.toString;
+ Object.prototype.toString = (typeof field == "function") ? field : function () {
+ return this[field]
+ };
+ // an extra reversal for descending sort keeps the sort stable
+ // (assuming a stable native sort implementation, which isn't true in some cases)
+ if (ascending === false) {
+ items.reverse();
+ }
+ items.sort();
+ Object.prototype.toString = oldToString;
+ if (ascending === false) {
+ items.reverse();
+ }
+ idxById = {};
+ updateIdxById();
+ refresh();
+ }
+
+ function reSort() {
+ if (sortComparer) {
+ sort(sortComparer, sortAsc);
+ } else if (fastSortField) {
+ fastSort(fastSortField, sortAsc);
+ }
+ }
+
+ function setFilter(filterFn) {
+ filter = filterFn;
+ if (options.inlineFilters) {
+ compiledFilter = compileFilter();
+ compiledFilterWithCaching = compileFilterWithCaching();
+ }
+ refresh();
+ }
+
+ function getGrouping() {
+ return groupingInfos;
+ }
+
+ function setGrouping(groupingInfo) {
+ if (!options.groupItemMetadataProvider) {
+ options.groupItemMetadataProvider = new Slick.Data.GroupItemMetadataProvider();
+ }
+
+ groups = [];
+ toggledGroupsByLevel = [];
+ groupingInfo = groupingInfo || [];
+ groupingInfos = (groupingInfo instanceof Array) ? groupingInfo : [groupingInfo];
+
+ for (var i = 0; i < groupingInfos.length; i++) {
+ var gi = groupingInfos[i] = $.extend(true, {}, groupingInfoDefaults, groupingInfos[i]);
+ gi.getterIsAFn = typeof gi.getter === "function";
+
+ // pre-compile accumulator loops
+ gi.compiledAccumulators = [];
+ var idx = gi.aggregators.length;
+ while (idx--) {
+ gi.compiledAccumulators[idx] = compileAccumulatorLoop(gi.aggregators[idx]);
}
- function ensureIdUniqueness() {
- var id;
- for (var i = 0, l = items.length; i < l; i++) {
- id = items[i][idProperty];
- if (id === undefined || idxById[id] !== i) {
- throw "Each data element must implement a unique 'id' property";
- }
- }
- }
+ toggledGroupsByLevel[i] = {};
+ }
- function getItems() {
- return items;
- }
+ refresh();
+ }
- function setItems(data, objectIdProperty) {
- if (objectIdProperty !== undefined) {
- idProperty = objectIdProperty;
- }
- items = filteredItems = data;
- idxById = {};
- updateIdxById();
- ensureIdUniqueness();
- refresh();
+ /**
+ * @deprecated Please use {@link setGrouping}.
+ */
+ function groupBy(valueGetter, valueFormatter, sortComparer) {
+ if (valueGetter == null) {
+ setGrouping([]);
+ return;
+ }
+
+ setGrouping({
+ getter: valueGetter,
+ formatter: valueFormatter,
+ comparer: sortComparer
+ });
+ }
+
+ /**
+ * @deprecated Please use {@link setGrouping}.
+ */
+ function setAggregators(groupAggregators, includeCollapsed) {
+ if (!groupingInfos.length) {
+ throw new Error("At least one grouping must be specified before calling setAggregators().");
+ }
+
+ groupingInfos[0].aggregators = groupAggregators;
+ groupingInfos[0].aggregateCollapsed = includeCollapsed;
+
+ setGrouping(groupingInfos);
+ }
+
+ function getItemByIdx(i) {
+ return items[i];
+ }
+
+ function getIdxById(id) {
+ return idxById[id];
+ }
+
+ function ensureRowsByIdCache() {
+ if (!rowsById) {
+ rowsById = {};
+ for (var i = 0, l = rows.length; i < l; i++) {
+ rowsById[rows[i][idProperty]] = i;
}
-
- function setPagingOptions(args) {
- if (args.pageSize != undefined) {
- pagesize = args.pageSize;
- pagenum = pagesize ? Math.min(pagenum, Math.max(0, Math.ceil(totalRows / pagesize) - 1)) : 0;
- }
-
- if (args.pageNum != undefined) {
- pagenum = Math.min(args.pageNum, Math.max(0, Math.ceil(totalRows / pagesize) - 1));
- }
-
- onPagingInfoChanged.notify(getPagingInfo(), null, self);
-
- refresh();
+ }
+ }
+
+ function getRowById(id) {
+ ensureRowsByIdCache();
+ return rowsById[id];
+ }
+
+ function getItemById(id) {
+ return items[idxById[id]];
+ }
+
+ function mapIdsToRows(idArray) {
+ var rows = [];
+ ensureRowsByIdCache();
+ for (var i = 0, l = idArray.length; i < l; i++) {
+ var row = rowsById[idArray[i]];
+ if (row != null) {
+ rows[rows.length] = row;
}
-
- function getPagingInfo() {
- var totalPages = pagesize ? Math.max(1, Math.ceil(totalRows / pagesize)) : 1;
- return {pageSize: pagesize, pageNum: pagenum, totalRows: totalRows, totalPages: totalPages};
+ }
+ return rows;
+ }
+
+ function mapRowsToIds(rowArray) {
+ var ids = [];
+ for (var i = 0, l = rowArray.length; i < l; i++) {
+ if (rowArray[i] < rows.length) {
+ ids[ids.length] = rows[rowArray[i]][idProperty];
}
-
- function sort(comparer, ascending) {
- sortAsc = ascending;
- sortComparer = comparer;
- fastSortField = null;
- if (ascending === false) {
- items.reverse();
- }
- items.sort(comparer);
- if (ascending === false) {
- items.reverse();
- }
- idxById = {};
- updateIdxById();
- refresh();
- }
-
- /***
- * Provides a workaround for the extremely slow sorting in IE.
- * Does a [lexicographic] sort on a give column by temporarily overriding Object.prototype.toString
- * to return the value of that field and then doing a native Array.sort().
- */
- function fastSort(field, ascending) {
- sortAsc = ascending;
- fastSortField = field;
- sortComparer = null;
- var oldToString = Object.prototype.toString;
- Object.prototype.toString = (typeof field == "function") ? field : function () {
- return this[field]
- };
- // an extra reversal for descending sort keeps the sort stable
- // (assuming a stable native sort implementation, which isn't true in some cases)
- if (ascending === false) {
- items.reverse();
- }
- items.sort();
- Object.prototype.toString = oldToString;
- if (ascending === false) {
- items.reverse();
- }
- idxById = {};
- updateIdxById();
- refresh();
+ }
+ return ids;
+ }
+
+ function updateItem(id, item) {
+ if (idxById[id] === undefined || id !== item[idProperty]) {
+ throw "Invalid or non-matching id";
+ }
+ items[idxById[id]] = item;
+ if (!updated) {
+ updated = {};
+ }
+ updated[id] = true;
+ refresh();
+ }
+
+ function insertItem(insertBefore, item) {
+ items.splice(insertBefore, 0, item);
+ updateIdxById(insertBefore);
+ refresh();
+ }
+
+ function addItem(item) {
+ items.push(item);
+ updateIdxById(items.length - 1);
+ refresh();
+ }
+
+ function deleteItem(id) {
+ var idx = idxById[id];
+ if (idx === undefined) {
+ throw "Invalid id";
+ }
+ delete idxById[id];
+ items.splice(idx, 1);
+ updateIdxById(idx);
+ refresh();
+ }
+
+ function getLength() {
+ return rows.length;
+ }
+
+ function getItem(i) {
+ var item = rows[i];
+
+ // if this is a group row, make sure totals are calculated and update the title
+ if (item && item.__group && item.totals && !item.totals.initialized) {
+ var gi = groupingInfos[item.level];
+ if (!gi.displayTotalsRow) {
+ calculateTotals(item.totals);
+ item.title = gi.formatter ? gi.formatter(item) : item.value;
}
-
- function reSort() {
- if (sortComparer) {
- sort(sortComparer, sortAsc);
- } else if (fastSortField) {
- fastSort(fastSortField, sortAsc);
- }
+ }
+ // if this is a totals row, make sure it's calculated
+ else if (item && item.__groupTotals && !item.initialized) {
+ calculateTotals(item);
+ }
+
+ return item;
+ }
+
+ function getItemMetadata(i) {
+ var item = rows[i];
+ if (item === undefined) {
+ return null;
+ }
+
+ // overrides for grouping rows
+ if (item.__group) {
+ return options.groupItemMetadataProvider.getGroupRowMetadata(item);
+ }
+
+ // overrides for totals rows
+ if (item.__groupTotals) {
+ return options.groupItemMetadataProvider.getTotalsRowMetadata(item);
+ }
+
+ return null;
+ }
+
+ function expandCollapseAllGroups(level, collapse) {
+ if (level == null) {
+ for (var i = 0; i < groupingInfos.length; i++) {
+ toggledGroupsByLevel[i] = {};
+ groupingInfos[i].collapsed = collapse;
}
+ } else {
+ toggledGroupsByLevel[level] = {};
+ groupingInfos[level].collapsed = collapse;
+ }
+ refresh();
+ }
+
+ /**
+ * @param level {Number} Optional level to collapse. If not specified, applies to all levels.
+ */
+ function collapseAllGroups(level) {
+ expandCollapseAllGroups(level, true);
+ }
- function setFilter(filterFn) {
- filter = filterFn;
- if (options.inlineFilters) {
- compiledFilter = compileFilter();
- compiledFilterWithCaching = compileFilterWithCaching();
- }
- refresh();
+ /**
+ * @param level {Number} Optional level to expand. If not specified, applies to all levels.
+ */
+ function expandAllGroups(level) {
+ expandCollapseAllGroups(level, false);
+ }
+
+ function expandCollapseGroup(level, groupingKey, collapse) {
+ toggledGroupsByLevel[level][groupingKey] = groupingInfos[level].collapsed ^ collapse;
+ refresh();
+ }
+
+ /**
+ * @param varArgs Either a Slick.Group's "groupingKey" property, or a
+ * variable argument list of grouping values denoting a unique path to the row. For
+ * example, calling collapseGroup('high', '10%') will collapse the '10%' subgroup of
+ * the 'high' group.
+ */
+ function collapseGroup(varArgs) {
+ var args = Array.prototype.slice.call(arguments);
+ var arg0 = args[0];
+ if (args.length == 1 && arg0.indexOf(groupingDelimiter) != -1) {
+ expandCollapseGroup(arg0.split(groupingDelimiter).length - 1, arg0, true);
+ } else {
+ expandCollapseGroup(args.length - 1, args.join(groupingDelimiter), true);
+ }
+ }
+
+ /**
+ * @param varArgs Either a Slick.Group's "groupingKey" property, or a
+ * variable argument list of grouping values denoting a unique path to the row. For
+ * example, calling expandGroup('high', '10%') will expand the '10%' subgroup of
+ * the 'high' group.
+ */
+ function expandGroup(varArgs) {
+ var args = Array.prototype.slice.call(arguments);
+ var arg0 = args[0];
+ if (args.length == 1 && arg0.indexOf(groupingDelimiter) != -1) {
+ expandCollapseGroup(arg0.split(groupingDelimiter).length - 1, arg0, false);
+ } else {
+ expandCollapseGroup(args.length - 1, args.join(groupingDelimiter), false);
+ }
+ }
+
+ function getGroups() {
+ return groups;
+ }
+
+ function extractGroups(rows, parentGroup) {
+ var group;
+ var val;
+ var groups = [];
+ var groupsByVal = {};
+ var r;
+ var level = parentGroup ? parentGroup.level + 1 : 0;
+ var gi = groupingInfos[level];
+
+ for (var i = 0, l = gi.predefinedValues.length; i < l; i++) {
+ val = gi.predefinedValues[i];
+ group = groupsByVal[val];
+ if (!group) {
+ group = new Slick.Group();
+ group.value = val;
+ group.level = level;
+ group.groupingKey = (parentGroup ? parentGroup.groupingKey + groupingDelimiter : '') + val;
+ groups[groups.length] = group;
+ groupsByVal[val] = group;
}
-
- function groupBy(valueGetter, valueFormatter, sortComparer) {
- if (!options.groupItemMetadataProvider) {
- options.groupItemMetadataProvider = new Slick.Data.GroupItemMetadataProvider();
- }
-
- groupingGetter = valueGetter;
- groupingGetterIsAFn = typeof groupingGetter === "function";
- groupingFormatter = valueFormatter;
- groupingComparer = sortComparer;
- collapsedGroups = {};
- groups = [];
- refresh();
- }
-
- function setAggregators(groupAggregators, includeCollapsed) {
- aggregators = groupAggregators;
- aggregateCollapsed = (includeCollapsed !== undefined)
- ? includeCollapsed : aggregateCollapsed;
-
- // pre-compile accumulator loops
- compiledAccumulators = [];
- var idx = aggregators.length;
- while (idx--) {
- compiledAccumulators[idx] = compileAccumulatorLoop(aggregators[idx]);
- }
-
- refresh();
+ }
+
+ for (var i = 0, l = rows.length; i < l; i++) {
+ r = rows[i];
+ val = gi.getterIsAFn ? gi.getter(r) : r[gi.getter];
+ group = groupsByVal[val];
+ if (!group) {
+ group = new Slick.Group();
+ group.value = val;
+ group.level = level;
+ group.groupingKey = (parentGroup ? parentGroup.groupingKey + groupingDelimiter : '') + val;
+ groups[groups.length] = group;
+ groupsByVal[val] = group;
}
- function getItemByIdx(i) {
- return items[i];
- }
+ group.rows[group.count++] = r;
+ }
- function getIdxById(id) {
- return idxById[id];
+ if (level < groupingInfos.length - 1) {
+ for (var i = 0; i < groups.length; i++) {
+ group = groups[i];
+ group.groups = extractGroups(group.rows, group);
}
-
- function ensureRowsByIdCache() {
- if (!rowsById) {
- rowsById = {};
- for (var i = 0, l = rows.length; i < l; i++) {
- rowsById[rows[i][idProperty]] = i;
- }
- }
+ }
+
+ groups.sort(groupingInfos[level].comparer);
+
+ return groups;
+ }
+
+ function calculateTotals(totals) {
+ var group = totals.group;
+ var gi = groupingInfos[group.level];
+ var isLeafLevel = (group.level == groupingInfos.length);
+ var agg, idx = gi.aggregators.length;
+
+ if (!isLeafLevel && gi.aggregateChildGroups) {
+ // make sure all the subgroups are calculated
+ var i = group.groups.length;
+ while (i--) {
+ if (!group.groups[i].initialized) {
+ calculateTotals(group.groups[i]);
+ }
}
-
- function getRowById(id) {
- ensureRowsByIdCache();
- return rowsById[id];
+ }
+
+ while (idx--) {
+ agg = gi.aggregators[idx];
+ agg.init();
+ if (!isLeafLevel && gi.aggregateChildGroups) {
+ gi.compiledAccumulators[idx].call(agg, group.groups);
+ } else {
+ gi.compiledAccumulators[idx].call(agg, group.rows);
}
-
- function getItemById(id) {
- return items[idxById[id]];
+ agg.storeResult(totals);
+ }
+ totals.initialized = true;
+ }
+
+ function addGroupTotals(group) {
+ var gi = groupingInfos[group.level];
+ var totals = new Slick.GroupTotals();
+ totals.group = group;
+ group.totals = totals;
+ if (!gi.lazyTotalsCalculation) {
+ calculateTotals(totals);
+ }
+ }
+
+ function addTotals(groups, level) {
+ level = level || 0;
+ var gi = groupingInfos[level];
+ var groupCollapsed = gi.collapsed;
+ var toggledGroups = toggledGroupsByLevel[level];
+ var idx = groups.length, g;
+ while (idx--) {
+ g = groups[idx];
+
+ if (g.collapsed && !gi.aggregateCollapsed) {
+ continue;
}
- function mapIdsToRows(idArray) {
- var rows = [];
- ensureRowsByIdCache();
- for (var i = 0; i < idArray.length; i++) {
- var row = rowsById[idArray[i]];
- if (row != null) {
- rows[rows.length] = row;
- }
- }
- return rows;
+ // Do a depth-first aggregation so that parent group aggregators can access subgroup totals.
+ if (g.groups) {
+ addTotals(g.groups, level + 1);
}
- function mapRowsToIds(rowArray) {
- var ids = [];
- for (var i = 0; i < rowArray.length; i++) {
- if (rowArray[i] < rows.length) {
- ids[ids.length] = rows[rowArray[i]][idProperty];
- }
- }
- return ids;
+ if (gi.aggregators.length && (
+ gi.aggregateEmpty || g.rows.length || (g.groups && g.groups.length))) {
+ addGroupTotals(g);
}
- function updateItem(id, item) {
- if (idxById[id] === undefined || id !== item[idProperty]) {
- throw "Invalid or non-matching id";
- }
- items[idxById[id]] = item;
- if (!updated) {
- updated = {};
- }
- updated[id] = true;
- refresh();
+ g.collapsed = groupCollapsed ^ toggledGroups[g.groupingKey];
+ g.title = gi.formatter ? gi.formatter(g) : g.value;
+ }
+ }
+
+ function flattenGroupedRows(groups, level) {
+ level = level || 0;
+ var gi = groupingInfos[level];
+ var groupedRows = [], rows, gl = 0, g;
+ for (var i = 0, l = groups.length; i < l; i++) {
+ g = groups[i];
+ groupedRows[gl++] = g;
+
+ if (!g.collapsed) {
+ rows = g.groups ? flattenGroupedRows(g.groups, level + 1) : g.rows;
+ for (var j = 0, jj = rows.length; j < jj; j++) {
+ groupedRows[gl++] = rows[j];
+ }
}
- function insertItem(insertBefore, item) {
- items.splice(insertBefore, 0, item);
- updateIdxById(insertBefore);
- refresh();
+ if (g.totals && gi.displayTotalsRow && (!g.collapsed || gi.aggregateCollapsed)) {
+ groupedRows[gl++] = g.totals;
}
-
- function addItem(item) {
- items.push(item);
- updateIdxById(items.length - 1);
- refresh();
+ }
+ return groupedRows;
+ }
+
+ function getFunctionInfo(fn) {
+ var fnRegex = /^function[^(]*\(([^)]*)\)\s*{([\s\S]*)}$/;
+ var matches = fn.toString().match(fnRegex);
+ return {
+ params: matches[1].split(","),
+ body: matches[2]
+ };
+ }
+
+ function compileAccumulatorLoop(aggregator) {
+ var accumulatorInfo = getFunctionInfo(aggregator.accumulate);
+ var fn = new Function(
+ "_items",
+ "for (var " + accumulatorInfo.params[0] + ", _i=0, _il=_items.length; _i<_il; _i++) {" +
+ accumulatorInfo.params[0] + " = _items[_i]; " +
+ accumulatorInfo.body +
+ "}"
+ );
+ fn.displayName = fn.name = "compiledAccumulatorLoop";
+ return fn;
+ }
+
+ function compileFilter() {
+ var filterInfo = getFunctionInfo(filter);
+
+ var filterBody = filterInfo.body
+ .replace(/return false\s*([;}]|$)/gi, "{ continue _coreloop; }$1")
+ .replace(/return true\s*([;}]|$)/gi, "{ _retval[_idx++] = $item$; continue _coreloop; }$1")
+ .replace(/return ([^;}]+?)\s*([;}]|$)/gi,
+ "{ if ($1) { _retval[_idx++] = $item$; }; continue _coreloop; }$2");
+
+ // This preserves the function template code after JS compression,
+ // so that replace() commands still work as expected.
+ var tpl = [
+ //"function(_items, _args) { ",
+ "var _retval = [], _idx = 0; ",
+ "var $item$, $args$ = _args; ",
+ "_coreloop: ",
+ "for (var _i = 0, _il = _items.length; _i < _il; _i++) { ",
+ "$item$ = _items[_i]; ",
+ "$filter$; ",
+ "} ",
+ "return _retval; "
+ //"}"
+ ].join("");
+ tpl = tpl.replace(/\$filter\$/gi, filterBody);
+ tpl = tpl.replace(/\$item\$/gi, filterInfo.params[0]);
+ tpl = tpl.replace(/\$args\$/gi, filterInfo.params[1]);
+
+ var fn = new Function("_items,_args", tpl);
+ fn.displayName = fn.name = "compiledFilter";
+ return fn;
+ }
+
+ function compileFilterWithCaching() {
+ var filterInfo = getFunctionInfo(filter);
+
+ var filterBody = filterInfo.body
+ .replace(/return false\s*([;}]|$)/gi, "{ continue _coreloop; }$1")
+ .replace(/return true\s*([;}]|$)/gi, "{ _cache[_i] = true;_retval[_idx++] = $item$; continue _coreloop; }$1")
+ .replace(/return ([^;}]+?)\s*([;}]|$)/gi,
+ "{ if ((_cache[_i] = $1)) { _retval[_idx++] = $item$; }; continue _coreloop; }$2");
+
+ // This preserves the function template code after JS compression,
+ // so that replace() commands still work as expected.
+ var tpl = [
+ //"function(_items, _args, _cache) { ",
+ "var _retval = [], _idx = 0; ",
+ "var $item$, $args$ = _args; ",
+ "_coreloop: ",
+ "for (var _i = 0, _il = _items.length; _i < _il; _i++) { ",
+ "$item$ = _items[_i]; ",
+ "if (_cache[_i]) { ",
+ "_retval[_idx++] = $item$; ",
+ "continue _coreloop; ",
+ "} ",
+ "$filter$; ",
+ "} ",
+ "return _retval; "
+ //"}"
+ ].join("");
+ tpl = tpl.replace(/\$filter\$/gi, filterBody);
+ tpl = tpl.replace(/\$item\$/gi, filterInfo.params[0]);
+ tpl = tpl.replace(/\$args\$/gi, filterInfo.params[1]);
+
+ var fn = new Function("_items,_args,_cache", tpl);
+ fn.displayName = fn.name = "compiledFilterWithCaching";
+ return fn;
+ }
+
+ function uncompiledFilter(items, args) {
+ var retval = [], idx = 0;
+
+ for (var i = 0, ii = items.length; i < ii; i++) {
+ if (filter(items[i], args)) {
+ retval[idx++] = items[i];
}
+ }
- function deleteItem(id) {
- var idx = idxById[id];
- if (idx === undefined) {
- throw "Invalid id";
- }
- delete idxById[id];
- items.splice(idx, 1);
- updateIdxById(idx);
- refresh();
- }
+ return retval;
+ }
- function getLength() {
- return rows.length;
- }
+ function uncompiledFilterWithCaching(items, args, cache) {
+ var retval = [], idx = 0, item;
- function getItem(i) {
- return rows[i];
+ for (var i = 0, ii = items.length; i < ii; i++) {
+ item = items[i];
+ if (cache[i]) {
+ retval[idx++] = item;
+ } else if (filter(item, args)) {
+ retval[idx++] = item;
+ cache[i] = true;
}
-
- function getItemMetadata(i) {
- var item = rows[i];
- if (item === undefined) {
- return null;
- }
-
- // overrides for group rows
- if (item.__group) {
- return options.groupItemMetadataProvider.getGroupRowMetadata(item);
- }
-
- // overrides for totals rows
- if (item.__groupTotals) {
- return options.groupItemMetadataProvider.getTotalsRowMetadata(item);
- }
-
- return null;
+ }
+
+ return retval;
+ }
+
+ function getFilteredAndPagedItems(items) {
+ if (filter) {
+ var batchFilter = options.inlineFilters ? compiledFilter : uncompiledFilter;
+ var batchFilterWithCaching = options.inlineFilters ? compiledFilterWithCaching : uncompiledFilterWithCaching;
+
+ if (refreshHints.isFilterNarrowing) {
+ filteredItems = batchFilter(filteredItems, filterArgs);
+ } else if (refreshHints.isFilterExpanding) {
+ filteredItems = batchFilterWithCaching(items, filterArgs, filterCache);
+ } else if (!refreshHints.isFilterUnchanged) {
+ filteredItems = batchFilter(items, filterArgs);
}
-
- function collapseGroup(groupingValue) {
- collapsedGroups[groupingValue] = true;
- refresh();
+ } else {
+ // special case: if not filtering and not paging, the resulting
+ // rows collection needs to be a copy so that changes due to sort
+ // can be caught
+ filteredItems = pagesize ? items : items.concat();
+ }
+
+ // get the current page
+ var paged;
+ if (pagesize) {
+ if (filteredItems.length < pagenum * pagesize) {
+ pagenum = Math.floor(filteredItems.length / pagesize);
}
-
- function expandGroup(groupingValue) {
- delete collapsedGroups[groupingValue];
- refresh();
+ paged = filteredItems.slice(pagesize * pagenum, pagesize * pagenum + pagesize);
+ } else {
+ paged = filteredItems;
+ }
+
+ return {totalRows: filteredItems.length, rows: paged};
+ }
+
+ function getRowDiffs(rows, newRows) {
+ var item, r, eitherIsNonData, diff = [];
+ var from = 0, to = newRows.length;
+
+ if (refreshHints && refreshHints.ignoreDiffsBefore) {
+ from = Math.max(0,
+ Math.min(newRows.length, refreshHints.ignoreDiffsBefore));
+ }
+
+ if (refreshHints && refreshHints.ignoreDiffsAfter) {
+ to = Math.min(newRows.length,
+ Math.max(0, refreshHints.ignoreDiffsAfter));
+ }
+
+ for (var i = from, rl = rows.length; i < to; i++) {
+ if (i >= rl) {
+ diff[diff.length] = i;
+ } else {
+ item = newRows[i];
+ r = rows[i];
+
+ if ((groupingInfos.length && (eitherIsNonData = (item.__nonDataRow) || (r.__nonDataRow)) &&
+ item.__group !== r.__group ||
+ item.__group && !item.equals(r))
+ || (eitherIsNonData &&
+ // no good way to compare totals since they are arbitrary DTOs
+ // deep object comparison is pretty expensive
+ // always considering them 'dirty' seems easier for the time being
+ (item.__groupTotals || r.__groupTotals))
+ || item[idProperty] != r[idProperty]
+ || (updated && updated[item[idProperty]])
+ ) {
+ diff[diff.length] = i;
+ }
}
-
- function getGroups() {
- return groups;
+ }
+ return diff;
+ }
+
+ function recalc(_items) {
+ rowsById = null;
+
+ if (refreshHints.isFilterNarrowing != prevRefreshHints.isFilterNarrowing ||
+ refreshHints.isFilterExpanding != prevRefreshHints.isFilterExpanding) {
+ filterCache = [];
+ }
+
+ var filteredItems = getFilteredAndPagedItems(_items);
+ totalRows = filteredItems.totalRows;
+ var newRows = filteredItems.rows;
+
+ groups = [];
+ if (groupingInfos.length) {
+ groups = extractGroups(newRows);
+ if (groups.length) {
+ addTotals(groups);
+ newRows = flattenGroupedRows(groups);
}
+ }
- function extractGroups(rows) {
- var group;
- var val;
- var groups = [];
- var groupsByVal = [];
- var r;
+ var diff = getRowDiffs(rows, newRows);
- for (var i = 0, l = rows.length; i < l; i++) {
- r = rows[i];
- val = (groupingGetterIsAFn) ? groupingGetter(r) : r[groupingGetter];
- val = val || 0;
- group = groupsByVal[val];
- if (!group) {
- group = new Slick.Group();
- group.count = 0;
- group.value = val;
- group.rows = [];
- groups[groups.length] = group;
- groupsByVal[val] = group;
- }
+ rows = newRows;
- group.rows[group.count++] = r;
- }
+ return diff;
+ }
- return groups;
- }
+ function refresh() {
+ if (suspend) {
+ return;
+ }
- // TODO: lazy totals calculation
- function calculateGroupTotals(group) {
- if (group.collapsed && !aggregateCollapsed) {
- return;
- }
+ var countBefore = rows.length;
+ var totalRowsBefore = totalRows;
- // TODO: try moving iterating over groups into compiled accumulator
- var totals = new Slick.GroupTotals();
- var agg, idx = aggregators.length;
- while (idx--) {
- agg = aggregators[idx];
- agg.init();
- compiledAccumulators[idx].call(agg, group.rows);
- agg.storeResult(totals);
- }
- totals.group = group;
- group.totals = totals;
- }
+ var diff = recalc(items, filter); // pass as direct refs to avoid closure perf hit
- function calculateTotals(groups) {
- var idx = groups.length;
- while (idx--) {
- calculateGroupTotals(groups[idx]);
- }
- }
+ // if the current page is no longer valid, go to last page and recalc
+ // we suffer a performance penalty here, but the main loop (recalc) remains highly optimized
+ if (pagesize && totalRows < pagenum * pagesize) {
+ pagenum = Math.max(0, Math.ceil(totalRows / pagesize) - 1);
+ diff = recalc(items, filter);
+ }
- function finalizeGroups(groups) {
- var idx = groups.length, g;
- while (idx--) {
- g = groups[idx];
- g.collapsed = (g.value in collapsedGroups);
- g.title = groupingFormatter ? groupingFormatter(g) : g.value;
- }
- }
+ updated = null;
+ prevRefreshHints = refreshHints;
+ refreshHints = {};
- function flattenGroupedRows(groups) {
- var groupedRows = [], gl = 0, g;
- for (var i = 0, l = groups.length; i < l; i++) {
- g = groups[i];
- groupedRows[gl++] = g;
+ if (totalRowsBefore != totalRows) {
+ onPagingInfoChanged.notify(getPagingInfo(), null, self);
+ }
+ if (countBefore != rows.length) {
+ onRowCountChanged.notify({previous: countBefore, current: rows.length}, null, self);
+ }
+ if (diff.length > 0) {
+ onRowsChanged.notify({rows: diff}, null, self);
+ }
+ }
- if (!g.collapsed) {
- for (var j = 0, jj = g.rows.length; j < jj; j++) {
- groupedRows[gl++] = g.rows[j];
- }
- }
-
- if (g.totals && (!g.collapsed || aggregateCollapsed)) {
- groupedRows[gl++] = g.totals;
- }
- }
- return groupedRows;
- }
-
- function getFunctionInfo(fn) {
- var fnRegex = /^function[^(]*\(([^)]*)\)\s*{([\s\S]*)}$/;
- var matches = fn.toString().match(fnRegex);
- return {
- params: matches[1].split(","),
- body: matches[2]
- };
- }
-
- function compileAccumulatorLoop(aggregator) {
- var accumulatorInfo = getFunctionInfo(aggregator.accumulate);
- var fn = new Function(
- "_items",
- "for (var " + accumulatorInfo.params[0] + ", _i=0, _il=_items.length; _i<_il; _i++) {" +
- accumulatorInfo.params[0] + " = _items[_i]; " +
- accumulatorInfo.body +
- "}"
- );
- fn.displayName = fn.name = "compiledAccumulatorLoop";
- return fn;
- }
-
- function compileFilter() {
- var filterInfo = getFunctionInfo(filter);
-
- var filterBody = filterInfo.body
- .replace(/return false[;}]/gi, "{ continue _coreloop; }")
- .replace(/return true[;}]/gi, "{ _retval[_idx++] = $item$; continue _coreloop; }")
- .replace(/return ([^;}]+?);/gi,
- "{ if ($1) { _retval[_idx++] = $item$; }; continue _coreloop; }");
-
- // This preserves the function template code after JS compression,
- // so that replace() commands still work as expected.
- var tpl = [
- //"function(_items, _args) { ",
- "var _retval = [], _idx = 0; ",
- "var $item$, $args$ = _args; ",
- "_coreloop: ",
- "for (var _i = 0, _il = _items.length; _i < _il; _i++) { ",
- "$item$ = _items[_i]; ",
- "$filter$; ",
- "} ",
- "return _retval; "
- //"}"
- ].join("");
- tpl = tpl.replace(/\$filter\$/gi, filterBody);
- tpl = tpl.replace(/\$item\$/gi, filterInfo.params[0]);
- tpl = tpl.replace(/\$args\$/gi, filterInfo.params[1]);
-
- var fn = new Function("_items,_args", tpl);
- fn.displayName = fn.name = "compiledFilter";
- return fn;
- }
-
- function compileFilterWithCaching() {
- var filterInfo = getFunctionInfo(filter);
-
- var filterBody = filterInfo.body
- .replace(/return false[;}]/gi, "{ continue _coreloop; }")
- .replace(/return true[;}]/gi, "{ _cache[_i] = true;_retval[_idx++] = $item$; continue _coreloop; }")
- .replace(/return ([^;}]+?);/gi,
- "{ if ((_cache[_i] = $1)) { _retval[_idx++] = $item$; }; continue _coreloop; }");
-
- // This preserves the function template code after JS compression,
- // so that replace() commands still work as expected.
- var tpl = [
- //"function(_items, _args, _cache) { ",
- "var _retval = [], _idx = 0; ",
- "var $item$, $args$ = _args; ",
- "_coreloop: ",
- "for (var _i = 0, _il = _items.length; _i < _il; _i++) { ",
- "$item$ = _items[_i]; ",
- "if (_cache[_i]) { ",
- "_retval[_idx++] = $item$; ",
- "continue _coreloop; ",
- "} ",
- "$filter$; ",
- "} ",
- "return _retval; "
- //"}"
- ].join("");
- tpl = tpl.replace(/\$filter\$/gi, filterBody);
- tpl = tpl.replace(/\$item\$/gi, filterInfo.params[0]);
- tpl = tpl.replace(/\$args\$/gi, filterInfo.params[1]);
-
- var fn = new Function("_items,_args,_cache", tpl);
- fn.displayName = fn.name = "compiledFilterWithCaching";
- return fn;
- }
-
- function uncompiledFilter(items, args) {
- var retval = [], idx = 0;
-
- for (var i = 0, ii = items.length; i < ii; i++) {
- if (filter(items[i], args)) {
- retval[idx++] = items[i];
- }
- }
-
- return retval;
+ /***
+ * Wires the grid and the DataView together to keep row selection tied to item ids.
+ * This is useful since, without it, the grid only knows about rows, so if the items
+ * move around, the same rows stay selected instead of the selection moving along
+ * with the items.
+ *
+ * NOTE: This doesn't work with cell selection model.
+ *
+ * @param grid {Slick.Grid} The grid to sync selection with.
+ * @param preserveHidden {Boolean} Whether to keep selected items that go out of the
+ * view due to them getting filtered out.
+ * @param preserveHiddenOnSelectionChange {Boolean} Whether to keep selected items
+ * that are currently out of the view (see preserveHidden) as selected when selection
+ * changes.
+ * @return {Slick.Event} An event that notifies when an internal list of selected row ids
+ * changes. This is useful since, in combination with the above two options, it allows
+ * access to the full list selected row ids, and not just the ones visible to the grid.
+ * @method syncGridSelection
+ */
+ function syncGridSelection(grid, preserveHidden, preserveHiddenOnSelectionChange) {
+ var self = this;
+ var inHandler;
+ var selectedRowIds = self.mapRowsToIds(grid.getSelectedRows());
+ var onSelectedRowIdsChanged = new Slick.Event();
+
+ function setSelectedRowIds(rowIds) {
+ if (selectedRowIds.join(",") == rowIds.join(",")) {
+ return;
}
- function uncompiledFilterWithCaching(items, args, cache) {
- var retval = [], idx = 0, item;
-
- for (var i = 0, ii = items.length; i < ii; i++) {
- item = items[i];
- if (cache[i]) {
- retval[idx++] = item;
- } else if (filter(item, args)) {
- retval[idx++] = item;
- cache[i] = true;
- }
- }
+ selectedRowIds = rowIds;
+
+ onSelectedRowIdsChanged.notify({
+ "grid": grid,
+ "ids": selectedRowIds
+ }, new Slick.EventData(), self);
+ }
+
+ function update() {
+ if (selectedRowIds.length > 0) {
+ inHandler = true;
+ var selectedRows = self.mapIdsToRows(selectedRowIds);
+ if (!preserveHidden) {
+ setSelectedRowIds(self.mapRowsToIds(selectedRows));
+ }
+ grid.setSelectedRows(selectedRows);
+ inHandler = false;
+ }
+ }
+
+ grid.onSelectedRowsChanged.subscribe(function(e, args) {
+ if (inHandler) { return; }
+ var newSelectedRowIds = self.mapRowsToIds(grid.getSelectedRows());
+ if (!preserveHiddenOnSelectionChange || !grid.getOptions().multiSelect) {
+ setSelectedRowIds(newSelectedRowIds);
+ } else {
+ // keep the ones that are hidden
+ var existing = $.grep(selectedRowIds, function(id) { return self.getRowById(id) === undefined; });
+ // add the newly selected ones
+ setSelectedRowIds(existing.concat(newSelectedRowIds));
+ }
+ });
- return retval;
- }
-
- function getFilteredAndPagedItems(items) {
- if (filter) {
- var batchFilter = options.inlineFilters ? compiledFilter : uncompiledFilter;
- var batchFilterWithCaching = options.inlineFilters ? compiledFilterWithCaching : uncompiledFilterWithCaching;
-
- if (refreshHints.isFilterNarrowing) {
- filteredItems = batchFilter(filteredItems, filterArgs);
- } else if (refreshHints.isFilterExpanding) {
- filteredItems = batchFilterWithCaching(items, filterArgs, filterCache);
- } else if (!refreshHints.isFilterUnchanged) {
- filteredItems = batchFilter(items, filterArgs);
- }
- } else {
- // special case: if not filtering and not paging, the resulting
- // rows collection needs to be a copy so that changes due to sort
- // can be caught
- filteredItems = pagesize ? items : items.concat();
- }
+ this.onRowsChanged.subscribe(update);
- // get the current page
- var paged;
- if (pagesize) {
- if (filteredItems.length < pagenum * pagesize) {
- pagenum = Math.floor(filteredItems.length / pagesize);
- }
- paged = filteredItems.slice(pagesize * pagenum, pagesize * pagenum + pagesize);
- } else {
- paged = filteredItems;
- }
+ this.onRowCountChanged.subscribe(update);
- return {totalRows: filteredItems.length, rows: paged};
- }
+ return onSelectedRowIdsChanged;
+ }
- function getRowDiffs(rows, newRows) {
- var item, r, eitherIsNonData, diff = [];
- var from = 0, to = newRows.length;
+ function syncGridCellCssStyles(grid, key) {
+ var hashById;
+ var inHandler;
- if (refreshHints && refreshHints.ignoreDiffsBefore) {
- from = Math.max(0,
- Math.min(newRows.length, refreshHints.ignoreDiffsBefore));
- }
+ // since this method can be called after the cell styles have been set,
+ // get the existing ones right away
+ storeCellCssStyles(grid.getCellCssStyles(key));
- if (refreshHints && refreshHints.ignoreDiffsAfter) {
- to = Math.min(newRows.length,
- Math.max(0, refreshHints.ignoreDiffsAfter));
+ function storeCellCssStyles(hash) {
+ hashById = {};
+ for (var row in hash) {
+ var id = rows[row][idProperty];
+ hashById[id] = hash[row];
+ }
+ }
+
+ function update() {
+ if (hashById) {
+ inHandler = true;
+ ensureRowsByIdCache();
+ var newHash = {};
+ for (var id in hashById) {
+ var row = rowsById[id];
+ if (row != undefined) {
+ newHash[row] = hashById[id];
}
+ }
+ grid.setCellCssStyles(key, newHash);
+ inHandler = false;
+ }
+ }
- for (var i = from, rl = rows.length; i < to; i++) {
- if (i >= rl) {
- diff[diff.length] = i;
- } else {
- item = newRows[i];
- r = rows[i];
-
- if ((groupingGetter && (eitherIsNonData = (item.__nonDataRow) || (r.__nonDataRow)) &&
- item.__group !== r.__group ||
- item.__updated ||
- item.__group && !item.equals(r))
- || (aggregators && eitherIsNonData &&
- // no good way to compare totals since they are arbitrary DTOs
- // deep object comparison is pretty expensive
- // always considering them 'dirty' seems easier for the time being
- (item.__groupTotals || r.__groupTotals))
- || item[idProperty] != r[idProperty]
- || (updated && updated[item[idProperty]])
- ) {
- diff[diff.length] = i;
- }
- }
- }
- return diff;
- }
-
- function recalc(_items) {
- rowsById = null;
-
- if (refreshHints.isFilterNarrowing != prevRefreshHints.isFilterNarrowing ||
- refreshHints.isFilterExpanding != prevRefreshHints.isFilterExpanding) {
- filterCache = [];
- }
-
- var filteredItems = getFilteredAndPagedItems(_items);
- totalRows = filteredItems.totalRows;
- var newRows = filteredItems.rows;
-
- groups = [];
- if (groupingGetter != null) {
- groups = extractGroups(newRows);
- if (groups.length) {
- finalizeGroups(groups);
- if (aggregators) {
- calculateTotals(groups);
- }
- groups.sort(groupingComparer);
- newRows = flattenGroupedRows(groups);
- }
- }
-
- var diff = getRowDiffs(rows, newRows);
-
- rows = newRows;
-
- return diff;
- }
-
- function refresh() {
- if (suspend) {
- return;
- }
-
- var countBefore = rows.length;
- var totalRowsBefore = totalRows;
-
- var diff = recalc(items, filter); // pass as direct refs to avoid closure perf hit
-
- // if the current page is no longer valid, go to last page and recalc
- // we suffer a performance penalty here, but the main loop (recalc) remains highly optimized
- if (pagesize && totalRows < pagenum * pagesize) {
- pagenum = Math.max(0, Math.ceil(totalRows / pagesize) - 1);
- diff = recalc(items, filter);
- }
-
- updated = null;
- prevRefreshHints = refreshHints;
- refreshHints = {};
-
- if (totalRowsBefore != totalRows) {
- onPagingInfoChanged.notify(getPagingInfo(), null, self);
- }
- if (countBefore != rows.length) {
- onRowCountChanged.notify({previous: countBefore, current: rows.length}, null, self);
- }
- if (diff.length > 0) {
- onRowsChanged.notify({rows: diff}, null, self);
- }
- }
-
- function syncGridSelection(grid, preserveHidden) {
- var self = this;
- var selectedRowIds = self.mapRowsToIds(grid.getSelectedRows());
- ;
- var inHandler;
-
- grid.onSelectedRowsChanged.subscribe(function (e, args) {
- if (inHandler) {
- return;
- }
- selectedRowIds = self.mapRowsToIds(grid.getSelectedRows());
- });
-
- this.onRowsChanged.subscribe(function (e, args) {
- if (selectedRowIds.length > 0) {
- inHandler = true;
- var selectedRows = self.mapIdsToRows(selectedRowIds);
- if (!preserveHidden) {
- selectedRowIds = self.mapRowsToIds(selectedRows);
- }
- grid.setSelectedRows(selectedRows);
- inHandler = false;
- }
- });
- }
-
- function syncGridCellCssStyles(grid, key) {
- var hashById;
- var inHandler;
-
- // since this method can be called after the cell styles have been set,
- // get the existing ones right away
- storeCellCssStyles(grid.getCellCssStyles(key));
-
- function storeCellCssStyles(hash) {
- hashById = {};
- for (var row in hash) {
- var id = rows[row][idProperty];
- hashById[id] = hash[row];
- }
- }
-
- grid.onCellCssStylesChanged.subscribe(function (e, args) {
- if (inHandler) {
- return;
- }
- if (key != args.key) {
- return;
- }
- if (args.hash) {
- storeCellCssStyles(args.hash);
- }
- });
-
- this.onRowsChanged.subscribe(function (e, args) {
- if (hashById) {
- inHandler = true;
- ensureRowsByIdCache();
- var newHash = {};
- for (var id in hashById) {
- var row = rowsById[id];
- if (row != undefined) {
- newHash[row] = hashById[id];
- }
- }
- grid.setCellCssStyles(key, newHash);
- inHandler = false;
- }
- });
- }
-
- return {
- // methods
- "beginUpdate": beginUpdate,
- "endUpdate": endUpdate,
- "setPagingOptions": setPagingOptions,
- "getPagingInfo": getPagingInfo,
- "getItems": getItems,
- "setItems": setItems,
- "setFilter": setFilter,
- "sort": sort,
- "fastSort": fastSort,
- "reSort": reSort,
- "groupBy": groupBy,
- "setAggregators": setAggregators,
- "collapseGroup": collapseGroup,
- "expandGroup": expandGroup,
- "getGroups": getGroups,
- "getIdxById": getIdxById,
- "getRowById": getRowById,
- "getItemById": getItemById,
- "getItemByIdx": getItemByIdx,
- "mapRowsToIds": mapRowsToIds,
- "mapIdsToRows": mapIdsToRows,
- "setRefreshHints": setRefreshHints,
- "setFilterArgs": setFilterArgs,
- "refresh": refresh,
- "updateItem": updateItem,
- "insertItem": insertItem,
- "addItem": addItem,
- "deleteItem": deleteItem,
- "syncGridSelection": syncGridSelection,
- "syncGridCellCssStyles": syncGridCellCssStyles,
- // data provider methods
- "getLength": getLength,
- "getItem": getItem,
- "getItemMetadata": getItemMetadata,
- // events
- "onRowCountChanged": onRowCountChanged,
- "onRowsChanged": onRowsChanged,
- "onPagingInfoChanged": onPagingInfoChanged
- };
- }
-
- function AvgAggregator(field) {
- this.field_ = field;
-
- this.init = function () {
- this.count_ = 0;
- this.nonNullCount_ = 0;
- this.sum_ = 0;
- };
-
- this.accumulate = function (item) {
- var val = item[this.field_];
- this.count_++;
- if (val != null && val != "" && val != NaN) {
- this.nonNullCount_++;
- this.sum_ += parseFloat(val);
- }
- };
-
- this.storeResult = function (groupTotals) {
- if (!groupTotals.avg) {
- groupTotals.avg = {};
- }
- if (this.nonNullCount_ != 0) {
- groupTotals.avg[this.field_] = this.sum_ / this.nonNullCount_;
- }
- };
- }
-
- function MinAggregator(field) {
- this.field_ = field;
-
- this.init = function () {
- this.min_ = null;
- };
-
- this.accumulate = function (item) {
- var val = item[this.field_];
- if (val != null && val != "" && val != NaN) {
- if (this.min_ == null || val < this.min_) {
- this.min_ = val;
- }
- }
- };
-
- this.storeResult = function (groupTotals) {
- if (!groupTotals.min) {
- groupTotals.min = {};
- }
- groupTotals.min[this.field_] = this.min_;
- }
- }
-
- function MaxAggregator(field) {
- this.field_ = field;
-
- this.init = function () {
- this.max_ = null;
- };
-
- this.accumulate = function (item) {
- var val = item[this.field_];
- if (val != null && val != "" && val != NaN) {
- if (this.max_ == null || val > this.max_) {
- this.max_ = val;
- }
- }
- };
-
- this.storeResult = function (groupTotals) {
- if (!groupTotals.max) {
- groupTotals.max = {};
- }
- groupTotals.max[this.field_] = this.max_;
- }
- }
-
- function SumAggregator(field) {
- this.field_ = field;
-
- this.init = function () {
- this.sum_ = null;
- };
-
- this.accumulate = function (item) {
- var val = item[this.field_];
- if (val != null && val != "" && val != NaN) {
- this.sum_ += parseFloat(val);
- }
- };
-
- this.storeResult = function (groupTotals) {
- if (!groupTotals.sum) {
- groupTotals.sum = {};
- }
- groupTotals.sum[this.field_] = this.sum_;
- }
- }
-
- // TODO: add more built-in aggregators
- // TODO: merge common aggregators in one to prevent needles iterating
-
- })(jQuery);
\ No newline at end of file
+ grid.onCellCssStylesChanged.subscribe(function(e, args) {
+ if (inHandler) { return; }
+ if (key != args.key) { return; }
+ if (args.hash) {
+ storeCellCssStyles(args.hash);
+ }
+ });
+
+ this.onRowsChanged.subscribe(update);
+
+ this.onRowCountChanged.subscribe(update);
+ }
+
+ $.extend(this, {
+ // methods
+ "beginUpdate": beginUpdate,
+ "endUpdate": endUpdate,
+ "setPagingOptions": setPagingOptions,
+ "getPagingInfo": getPagingInfo,
+ "getItems": getItems,
+ "setItems": setItems,
+ "setFilter": setFilter,
+ "sort": sort,
+ "fastSort": fastSort,
+ "reSort": reSort,
+ "setGrouping": setGrouping,
+ "getGrouping": getGrouping,
+ "groupBy": groupBy,
+ "setAggregators": setAggregators,
+ "collapseAllGroups": collapseAllGroups,
+ "expandAllGroups": expandAllGroups,
+ "collapseGroup": collapseGroup,
+ "expandGroup": expandGroup,
+ "getGroups": getGroups,
+ "getIdxById": getIdxById,
+ "getRowById": getRowById,
+ "getItemById": getItemById,
+ "getItemByIdx": getItemByIdx,
+ "mapRowsToIds": mapRowsToIds,
+ "mapIdsToRows": mapIdsToRows,
+ "setRefreshHints": setRefreshHints,
+ "setFilterArgs": setFilterArgs,
+ "refresh": refresh,
+ "updateItem": updateItem,
+ "insertItem": insertItem,
+ "addItem": addItem,
+ "deleteItem": deleteItem,
+ "syncGridSelection": syncGridSelection,
+ "syncGridCellCssStyles": syncGridCellCssStyles,
+
+ // data provider methods
+ "getLength": getLength,
+ "getItem": getItem,
+ "getItemMetadata": getItemMetadata,
+
+ // events
+ "onRowCountChanged": onRowCountChanged,
+ "onRowsChanged": onRowsChanged,
+ "onPagingInfoChanged": onPagingInfoChanged
+ });
+ }
+
+ function AvgAggregator(field) {
+ this.field_ = field;
+
+ this.init = function () {
+ this.count_ = 0;
+ this.nonNullCount_ = 0;
+ this.sum_ = 0;
+ };
+
+ this.accumulate = function (item) {
+ var val = item[this.field_];
+ this.count_++;
+ if (val != null && val !== "" && val !== NaN) {
+ this.nonNullCount_++;
+ this.sum_ += parseFloat(val);
+ }
+ };
+
+ this.storeResult = function (groupTotals) {
+ if (!groupTotals.avg) {
+ groupTotals.avg = {};
+ }
+ if (this.nonNullCount_ != 0) {
+ groupTotals.avg[this.field_] = this.sum_ / this.nonNullCount_;
+ }
+ };
+ }
+
+ function MinAggregator(field) {
+ this.field_ = field;
+
+ this.init = function () {
+ this.min_ = null;
+ };
+
+ this.accumulate = function (item) {
+ var val = item[this.field_];
+ if (val != null && val !== "" && val !== NaN) {
+ if (this.min_ == null || val < this.min_) {
+ this.min_ = val;
+ }
+ }
+ };
+
+ this.storeResult = function (groupTotals) {
+ if (!groupTotals.min) {
+ groupTotals.min = {};
+ }
+ groupTotals.min[this.field_] = this.min_;
+ }
+ }
+
+ function MaxAggregator(field) {
+ this.field_ = field;
+
+ this.init = function () {
+ this.max_ = null;
+ };
+
+ this.accumulate = function (item) {
+ var val = item[this.field_];
+ if (val != null && val !== "" && val !== NaN) {
+ if (this.max_ == null || val > this.max_) {
+ this.max_ = val;
+ }
+ }
+ };
+
+ this.storeResult = function (groupTotals) {
+ if (!groupTotals.max) {
+ groupTotals.max = {};
+ }
+ groupTotals.max[this.field_] = this.max_;
+ }
+ }
+
+ function SumAggregator(field) {
+ this.field_ = field;
+
+ this.init = function () {
+ this.sum_ = null;
+ };
+
+ this.accumulate = function (item) {
+ var val = item[this.field_];
+ if (val != null && val !== "" && val !== NaN) {
+ this.sum_ += parseFloat(val);
+ }
+ };
+
+ this.storeResult = function (groupTotals) {
+ if (!groupTotals.sum) {
+ groupTotals.sum = {};
+ }
+ groupTotals.sum[this.field_] = this.sum_;
+ }
+ }
+
+ // TODO: add more built-in aggregators
+ // TODO: merge common aggregators in one to prevent needles iterating
+
+})(jQuery);