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| /* istanbul ignore next */
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
define(["require", "exports", "@syncfusion/ej2-grids", "@syncfusion/ej2-grids", "@syncfusion/ej2-base", "../base/constant", "@syncfusion/ej2-data", "../utils", "../renderer/virtual-tree-content-render", "@syncfusion/ej2-grids"], function (require, exports, ej2_grids_1, ej2_grids_2, ej2_base_1, events, ej2_data_1, utils_1, virtual_tree_content_render_1, ej2_grids_3) {
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var VirtualScroll = (function () {
function VirtualScroll(parent) {
this.prevstartIndex = -1;
this.setEndIndexToGantt = true;
this.prevendIndex = -1;
this.prevSelectedRecord = [];
this.parent = parent;
ej2_grids_1.Grid.Inject(TreeVirtual);
this.addEventListener();
}
VirtualScroll.prototype.returnVisualData = function (args) {
args.data = this.visualData;
};
VirtualScroll.prototype.getModuleName = function () {
return 'virtualScroll';
};
VirtualScroll.prototype.addEventListener = function () {
Iif (this.parent.isDestroyed) {
return;
}
this.parent.on(events.localPagedExpandCollapse, this.collapseExpandVirtualchilds, this);
this.parent.on(events.pagingActions, this.virtualPageAction, this);
this.parent.on(events.destroy, this.destroy, this);
};
VirtualScroll.prototype.removeEventListener = function () {
Eif (this.parent.isDestroyed) {
return;
}
this.parent.off(events.localPagedExpandCollapse, this.collapseExpandVirtualchilds);
this.parent.off(events.pagingActions, this.virtualPageAction);
this.parent.off(events.destroy, this.destroy);
};
VirtualScroll.prototype.collapseExpandVirtualchilds = function (row) {
this.parent.grid.notify(events.virtualActionArgs, { isExpandCollapse: true });
this.expandCollapseRec = row.record;
row.record.expanded = row.action === 'collapse' ? false : true;
var ret = {
result: this.parent.flatData,
row: row.row,
action: row.action,
record: row.record,
count: this.parent.flatData.length
};
if (this.parent.enableVirtualization && this.parent.selectionSettings.mode === 'Cell' ||
this.parent.selectionSettings.mode === 'Row' && !this.parent.selectionSettings.persistSelection) {
this.parent.grid.clearSelection();
}
if (ej2_base_1.getValue('isCollapseAll', this.parent) && this.parent.selectionSettings.persistSelection && this.parent.getSelectedRecords().length > 0) {
this.prevSelectedRecord = this.parent.getSelectedRecords();
this.parent.grid.clearSelection();
}
var requestType = ej2_base_1.getValue('isCollapseAll', this.parent) ? 'collapseAll' : 'refresh';
ej2_base_1.getValue('grid.renderModule', this.parent).dataManagerSuccess(ret, { requestType: requestType });
};
VirtualScroll.prototype.virtualPageAction = function (pageingDetails) {
var _this = this;
var dm = new ej2_data_1.DataManager(pageingDetails.result);
var expanded = new ej2_data_1.Predicate('expanded', 'notequal', null).or('expanded', 'notequal', undefined);
var parents = dm.executeLocal(new ej2_data_1.Query().where(expanded));
var visualData = parents.filter(function (e) {
return utils_1.getExpandStatus(_this.parent, e, parents);
});
this.visualData = visualData;
pageingDetails.count = visualData.length;
this.parent.grid.notify(events.dataListener, { data: visualData });
var counts = { startIndex: -1, endIndex: -1, count: pageingDetails.count, requestType: pageingDetails.actionArgs.requestType };
this.parent.grid.notify(events.indexModifier, counts);
var startIndex = counts.startIndex;
var endIndex = counts.endIndex;
pageingDetails.count = visualData.length;
if (startIndex === -1 && endIndex === -1) {
var query = new ej2_data_1.Query();
var size = this.parent.grid.pageSettings.pageSize;
var current = this.parent.grid.pageSettings.currentPage;
var skip = size * (current - 1);
query = query.skip(skip).take(size);
dm.dataSource.json = visualData;
pageingDetails.result = dm.executeLocal(query);
}
else {
var requestType = pageingDetails.actionArgs.requestType;
if (requestType === 'filtering' || requestType === 'collapseAll' || requestType === 'searching' || (requestType === 'refresh' && ej2_base_1.getValue('isExpandAll', this.parent)) ||
(requestType === 'refresh' && this.parent.enableCollapseAll && endIndex > visualData.length && ej2_base_1.isNullOrUndefined(this.expandCollapseRec))) {
startIndex = 0;
endIndex = this.parent.grid.pageSettings.pageSize - 1;
this.parent.grid.getContent().firstElementChild.scrollTop = 0;
this.parent.grid.notify(events.virtualActionArgs, { setTop: true });
}
if ((requestType === 'save' && pageingDetails.actionArgs.index >= (counts.count - this.parent.grid.pageSettings.pageSize)) || (requestType === 'refresh' && this.parent['isGantt'] && this.parent['isAddedFromGantt'])) {
Eif (this.setEndIndexToGantt) {
this.ganttEndIndex = counts.endIndex;
}
Eif ((counts.endIndex + this.parent.pageSettings.pageSize >= counts.count && (this.parent.root && counts.count - this.ganttEndIndex === this.visualData.length - this.parent.root['previousFlatData'].length))
|| !(this.parent['isGantt'] && this.parent['isAddedFromGantt'])) {
startIndex = counts.startIndex + (counts.count - counts.endIndex);
endIndex = counts.count;
this.setEndIndexToGantt = false;
}
this.ganttEndIndex = endIndex;
this.parent['isAddedFromGantt'] = false;
}
var virtualWrapperElement = this.parent.grid.contentModule.virtualEle.wrapper;
var translateY = ej2_grids_3.getTransformValues(virtualWrapperElement).height;
Iif (!ej2_base_1.isNullOrUndefined(this.expandCollapseRec) && (pageingDetails.actionArgs.requestType === 'virtualscroll' ||
(pageingDetails.actionArgs.requestType === 'refresh' && startIndex !== this.prevstartIndex)) &&
(startIndex < this.parent.getRows().length && endIndex <= startIndex + this.parent.getRows().length) && translateY === 0) {
startIndex = 0;
}
if (!ej2_base_1.isNullOrUndefined(this.expandCollapseRec)) {
var resourceCount = this.parent.getRows();
var sIndex = visualData.indexOf(this.expandCollapseRec);
var tempdata = visualData.slice(sIndex, sIndex + resourceCount.length);
Iif (tempdata.length < resourceCount.length && sIndex >= 0 && startIndex !== 0) {
sIndex = visualData.length - resourceCount.length;
sIndex = sIndex > 0 ? sIndex : 0;
startIndex = sIndex;
endIndex = visualData.length;
}
else Iif (ej2_base_1.getValue('isCollapseAll', this.parent)) {
startIndex = 0;
endIndex = this.parent.grid.pageSettings.pageSize - 1;
this.parent.grid.notify(events.virtualActionArgs, { setTop: true });
}
}
Iif (this.prevrequestType === 'collapseAll' && pageingDetails.actionArgs.requestType === 'virtualscroll'
&& !ej2_base_1.isNullOrUndefined(this.parent.idMapping) && startIndex === 0) {
startIndex = 0;
endIndex = this.parent.grid.pageSettings.pageSize - 1;
this.parent.grid.notify(events.virtualActionArgs, { setTop: true });
}
Iif ((this.parent.enableCollapseAll || this.parent.expandStateMapping) && !ej2_base_1.isNullOrUndefined(this.expandCollapseRec)) {
if (pageingDetails.count < this.parent.getRows()[0].getBoundingClientRect().height) {
startIndex = 0;
}
else if (!this.parent['isExpandAll']) {
startIndex = this.prevstartIndex === -1 ? 0 : this.prevstartIndex;
}
}
this.expandCollapseRec = null;
startIndex = startIndex < 0 ? 0 : startIndex;
Iif (endIndex === 0 && visualData.length > 0) {
pageingDetails.result = visualData;
}
else {
pageingDetails.result = visualData.slice(startIndex, endIndex);
}
this.prevstartIndex = startIndex;
this.prevendIndex = endIndex;
this.prevrequestType = pageingDetails.actionArgs.requestType;
}
this.parent.notify('updateAction', pageingDetails);
};
VirtualScroll.prototype.destroy = function () {
this.removeEventListener();
};
return VirtualScroll;
}());
exports.VirtualScroll = VirtualScroll;
var TreeVirtual = (function (_super) {
__extends(TreeVirtual, _super);
function TreeVirtual(parent, locator) {
var _this = _super.call(this, parent, locator) || this;
ej2_base_1.getValue('parent', _this).off('initial-load', ej2_base_1.getValue('instantiateRenderer', _this), _this);
ej2_base_1.getValue('parent', _this).on('initial-load', _this.instantiateRenderers, _this);
return _this;
}
TreeVirtual.prototype.getModuleName = function () {
return 'treeVirtualScroll';
};
TreeVirtual.prototype.instantiateRenderers = function () {
var parentGrid = ej2_base_1.getValue('parent', this);
ej2_base_1.getValue('parent', this).log(['limitation', 'virtual_height'], 'virtualization');
var renderer = ej2_base_1.getValue('locator', this).getService('rendererFactory');
if (parentGrid.enableColumnVirtualization) {
ej2_base_1.getValue('addRenderer', renderer)
.apply(renderer, [ej2_grids_2.RenderType.Header, new ej2_grids_3.VirtualHeaderRenderer(ej2_base_1.getValue('parent', this), ej2_base_1.getValue('locator', this))]);
}
ej2_base_1.getValue('addRenderer', renderer)
.apply(renderer, [ej2_grids_2.RenderType.Content, new virtual_tree_content_render_1.VirtualTreeContentRenderer(ej2_base_1.getValue('parent', this), ej2_base_1.getValue('locator', this))]);
this.ensurePageSize();
};
TreeVirtual.prototype.ensurePageSize = function () {
var parentGrid = ej2_base_1.getValue('parent', this);
var rowHeight = parentGrid.getRowHeight();
if (!ej2_base_1.isNullOrUndefined(parentGrid.height) && typeof (parentGrid.height) === 'string' && parentGrid.height.indexOf('%') !== -1) {
parentGrid.element.style.height = parentGrid.height;
}
var vHeight = parentGrid.height.toString().indexOf('%') < 0 ? parseInt(parentGrid.height.toString(), 10) :
parentGrid.element.getBoundingClientRect().height;
var blockSize = ~~(vHeight / rowHeight);
var height = blockSize * 2;
var size = parentGrid.pageSettings.pageSize;
parentGrid.setProperties({ pageSettings: { pageSize: size < height ? height : size } }, true);
};
return TreeVirtual;
}(ej2_grids_1.VirtualScroll));
exports.TreeVirtual = TreeVirtual;
});
|