igniteui-angular-core/esm5/lib/igx-generic-virtual-data-source.js

Ignite UI Angular Core logic used in multiple UI components.

import { __extends } from "tslib";
import { EventEmitter } from '@angular/core';
import { delegateCombine } from './type';
import { IgxPageRequestedEventArgs } from "./igx-page-requested-event-args";
import { GenericDataSourceSchemaPropertyType_$type } from "./GenericDataSourceSchemaPropertyType";
import { DataSourceSummaryOperand_$type } from "./DataSourceSummaryOperand";
import { IgxBaseGenericDataSource } from "./igx-base-generic-data-source";
import { GenericVirtualDataSource as GenericVirtualDataSource_internal } from "./GenericVirtualDataSource";
import { ensureEnum } from "./componentUtil";
var IgxGenericVirtualDataSource = /** @class */ /*@__PURE__*/ (function (_super) {
    __extends(IgxGenericVirtualDataSource, _super);
    function IgxGenericVirtualDataSource() {
        var _this = _super.call(this) || this;
        _this._pageRequested = null;
        return _this;
    }
    IgxGenericVirtualDataSource.prototype.createImplementation = function () {
        return new GenericVirtualDataSource_internal();
    };
    Object.defineProperty(IgxGenericVirtualDataSource.prototype, "i", {
        /**
                                     * @hidden
                                     */
        get: function () {
            return this._implementation;
        },
        enumerable: false,
        configurable: true
    });
    /**
     * Starts filling a page for the specified request. Must later be followed by FillPageEnd to complete the request.
    
    * @param requestId  * The ID of the requested page.
    */
    IgxGenericVirtualDataSource.prototype.fillPageStart = function (requestId) {
        this.i.a0(requestId);
    };
    /**
     * Ends the current page. Must be called after FillPageStart.
    
    */
    IgxGenericVirtualDataSource.prototype.fillPageEnd = function () {
        this.i.az();
    };
    /**
     * Provides the row count for the datasource. The datasource obtains this from the page request so be must be called
     * after FillPageStart.
    
    * @param count  * The row count.
    */
    IgxGenericVirtualDataSource.prototype.fillCount = function (count) {
        this.i.as(count);
    };
    IgxGenericVirtualDataSource.prototype.fillColumnBool = function (column, values) {
        this.i.an(column, values);
    };
    IgxGenericVirtualDataSource.prototype.fillColumnInt = function (column, values) {
        this.i.aq(column, values);
    };
    IgxGenericVirtualDataSource.prototype.fillColumnDouble = function (column, values) {
        this.i.ap(column, values);
    };
    IgxGenericVirtualDataSource.prototype.fillColumnString = function (column, values) {
        this.i.ar(column, values);
    };
    IgxGenericVirtualDataSource.prototype.fillColumnDate = function (column, values) {
        this.i.ao(column, values);
    };
    IgxGenericVirtualDataSource.prototype.addSchemaProperty = function (propertyName, propertyType) {
        this.i.ai(propertyName, ensureEnum(GenericDataSourceSchemaPropertyType_$type, propertyType));
    };
    IgxGenericVirtualDataSource.prototype.fillGroupStart = function (startIndex, endIndex) {
        this.i.au(startIndex, endIndex);
    };
    /**
     * Ends the current group.
    
    */
    IgxGenericVirtualDataSource.prototype.fillGroupEnd = function () {
        this.i.at();
    };
    IgxGenericVirtualDataSource.prototype.fillGroupValueInt = function (propertyName, value) {
        this.i.ax(propertyName, value);
    };
    IgxGenericVirtualDataSource.prototype.fillGroupValueDouble = function (propertyName, value) {
        this.i.aw(propertyName, value);
    };
    IgxGenericVirtualDataSource.prototype.fillGroupValueString = function (propertyName, value) {
        this.i.ay(propertyName, value);
    };
    IgxGenericVirtualDataSource.prototype.fillGroupValueDate = function (propertyName, value) {
        this.i.av(propertyName, value);
    };
    IgxGenericVirtualDataSource.prototype.addSummaryInt = function (propertyName, operand, value) {
        this.i.al(propertyName, ensureEnum(DataSourceSummaryOperand_$type, operand), value);
    };
    IgxGenericVirtualDataSource.prototype.addSummaryDouble = function (propertyName, operand, value) {
        this.i.ak(propertyName, ensureEnum(DataSourceSummaryOperand_$type, operand), value);
    };
    IgxGenericVirtualDataSource.prototype.addSummaryString = function (propertyName, operand, value) {
        this.i.am(propertyName, ensureEnum(DataSourceSummaryOperand_$type, operand), value);
    };
    IgxGenericVirtualDataSource.prototype.addSummaryDate = function (propertyName, operand, value) {
        this.i.aj(propertyName, ensureEnum(DataSourceSummaryOperand_$type, operand), value);
    };
    Object.defineProperty(IgxGenericVirtualDataSource.prototype, "pageRequested", {
        /**
         * Raised when the datasource requests page data.
        */
        get: function () {
            var _this = this;
            if (this._pageRequested == null) {
                this._pageRequested = new EventEmitter();
                this.i.pageRequested = delegateCombine(this.i.pageRequested, function (o, e) {
                    var outerArgs = new IgxPageRequestedEventArgs();
                    outerArgs._provideImplementation(e);
                    if (_this.beforePageRequested) {
                        _this.beforePageRequested(_this, outerArgs);
                    }
                    _this._pageRequested.emit({
                        sender: _this,
                        args: outerArgs
                    });
                });
            }
            return this._pageRequested;
        },
        enumerable: false,
        configurable: true
    });
    return IgxGenericVirtualDataSource;
}(IgxBaseGenericDataSource));
export { IgxGenericVirtualDataSource };