@angular/material
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Angular Material
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JavaScript
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('@angular/core'), require('@angular/cdk/table'), require('@angular/material/core'), require('@angular/cdk/coercion'), require('rxjs'), require('rxjs/operators')) :
typeof define === 'function' && define.amd ? define('@angular/material/table', ['exports', '@angular/core', '@angular/cdk/table', '@angular/material/core', '@angular/cdk/coercion', 'rxjs', 'rxjs/operators'], factory) :
(global = global || self, factory((global.ng = global.ng || {}, global.ng.material = global.ng.material || {}, global.ng.material.table = {}), global.ng.core, global.ng.cdk.table, global.ng.material.core, global.ng.cdk.coercion, global.rxjs, global.rxjs.operators));
}(this, (function (exports, core, table, core$1, coercion, rxjs, operators) { 'use strict';
/*! *****************************************************************************
Copyright (c) Microsoft Corporation. All rights reserved.
Licensed under the Apache License, Version 2.0 (the "License"); you may not use
this file except in compliance with the License. You may obtain a copy of the
License at http://www.apache.org/licenses/LICENSE-2.0
THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
MERCHANTABLITY OR NON-INFRINGEMENT.
See the Apache Version 2.0 License for specific language governing permissions
and limitations under the License.
***************************************************************************** */
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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* Wrapper for the CdkTable with Material design styles.
*/
var MatTable = /** @class */ (function (_super) {
__extends(MatTable, _super);
function MatTable() {
var _this = _super !== null && _super.apply(this, arguments) || this;
/** Overrides the sticky CSS class set by the `CdkTable`. */
_this.stickyCssClass = 'mat-table-sticky';
return _this;
}
MatTable.decorators = [
{ type: core.Component, args: [{
selector: 'mat-table, table[mat-table]',
exportAs: 'matTable',
template: table.CDK_TABLE_TEMPLATE,
host: {
'class': 'mat-table',
},
providers: [{ provide: table.CdkTable, useExisting: MatTable }],
encapsulation: core.ViewEncapsulation.None,
// See note on CdkTable for explanation on why this uses the default change detection strategy.
// tslint:disable-next-line:validate-decorators
changeDetection: core.ChangeDetectionStrategy.Default,
styles: ["mat-table{display:block}mat-header-row{min-height:56px}mat-row,mat-footer-row{min-height:48px}mat-row,mat-header-row,mat-footer-row{display:flex;border-width:0;border-bottom-width:1px;border-style:solid;align-items:center;box-sizing:border-box}mat-row::after,mat-header-row::after,mat-footer-row::after{display:inline-block;min-height:inherit;content:\"\"}mat-cell:first-of-type,mat-header-cell:first-of-type,mat-footer-cell:first-of-type{padding-left:24px}[dir=rtl] mat-cell:first-of-type,[dir=rtl] mat-header-cell:first-of-type,[dir=rtl] mat-footer-cell:first-of-type{padding-left:0;padding-right:24px}mat-cell:last-of-type,mat-header-cell:last-of-type,mat-footer-cell:last-of-type{padding-right:24px}[dir=rtl] mat-cell:last-of-type,[dir=rtl] mat-header-cell:last-of-type,[dir=rtl] mat-footer-cell:last-of-type{padding-right:0;padding-left:24px}mat-cell,mat-header-cell,mat-footer-cell{flex:1;display:flex;align-items:center;overflow:hidden;word-wrap:break-word;min-height:inherit}table.mat-table{border-spacing:0}tr.mat-header-row{height:56px}tr.mat-row,tr.mat-footer-row{height:48px}th.mat-header-cell{text-align:left}[dir=rtl] th.mat-header-cell{text-align:right}th.mat-header-cell,td.mat-cell,td.mat-footer-cell{padding:0;border-bottom-width:1px;border-bottom-style:solid}th.mat-header-cell:first-of-type,td.mat-cell:first-of-type,td.mat-footer-cell:first-of-type{padding-left:24px}[dir=rtl] th.mat-header-cell:first-of-type,[dir=rtl] td.mat-cell:first-of-type,[dir=rtl] td.mat-footer-cell:first-of-type{padding-left:0;padding-right:24px}th.mat-header-cell:last-of-type,td.mat-cell:last-of-type,td.mat-footer-cell:last-of-type{padding-right:24px}[dir=rtl] th.mat-header-cell:last-of-type,[dir=rtl] td.mat-cell:last-of-type,[dir=rtl] td.mat-footer-cell:last-of-type{padding-right:0;padding-left:24px}\n"]
}] }
];
return MatTable;
}(table.CdkTable));
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* Cell definition for the mat-table.
* Captures the template of a column's data row cell as well as cell-specific properties.
*/
var MatCellDef = /** @class */ (function (_super) {
__extends(MatCellDef, _super);
function MatCellDef() {
return _super !== null && _super.apply(this, arguments) || this;
}
MatCellDef.decorators = [
{ type: core.Directive, args: [{
selector: '[matCellDef]',
providers: [{ provide: table.CdkCellDef, useExisting: MatCellDef }]
},] }
];
return MatCellDef;
}(table.CdkCellDef));
/**
* Header cell definition for the mat-table.
* Captures the template of a column's header cell and as well as cell-specific properties.
*/
var MatHeaderCellDef = /** @class */ (function (_super) {
__extends(MatHeaderCellDef, _super);
function MatHeaderCellDef() {
return _super !== null && _super.apply(this, arguments) || this;
}
MatHeaderCellDef.decorators = [
{ type: core.Directive, args: [{
selector: '[matHeaderCellDef]',
providers: [{ provide: table.CdkHeaderCellDef, useExisting: MatHeaderCellDef }]
},] }
];
return MatHeaderCellDef;
}(table.CdkHeaderCellDef));
/**
* Footer cell definition for the mat-table.
* Captures the template of a column's footer cell and as well as cell-specific properties.
*/
var MatFooterCellDef = /** @class */ (function (_super) {
__extends(MatFooterCellDef, _super);
function MatFooterCellDef() {
return _super !== null && _super.apply(this, arguments) || this;
}
MatFooterCellDef.decorators = [
{ type: core.Directive, args: [{
selector: '[matFooterCellDef]',
providers: [{ provide: table.CdkFooterCellDef, useExisting: MatFooterCellDef }]
},] }
];
return MatFooterCellDef;
}(table.CdkFooterCellDef));
/**
* Column definition for the mat-table.
* Defines a set of cells available for a table column.
*/
var MatColumnDef = /** @class */ (function (_super) {
__extends(MatColumnDef, _super);
function MatColumnDef() {
return _super !== null && _super.apply(this, arguments) || this;
}
MatColumnDef.decorators = [
{ type: core.Directive, args: [{
selector: '[matColumnDef]',
inputs: ['sticky'],
providers: [
{ provide: table.CdkColumnDef, useExisting: MatColumnDef },
{ provide: 'MAT_SORT_HEADER_COLUMN_DEF', useExisting: MatColumnDef }
],
},] }
];
MatColumnDef.propDecorators = {
name: [{ type: core.Input, args: ['matColumnDef',] }]
};
return MatColumnDef;
}(table.CdkColumnDef));
/** Header cell template container that adds the right classes and role. */
var MatHeaderCell = /** @class */ (function (_super) {
__extends(MatHeaderCell, _super);
function MatHeaderCell(columnDef, elementRef) {
var _this = _super.call(this, columnDef, elementRef) || this;
elementRef.nativeElement.classList.add("mat-column-" + columnDef.cssClassFriendlyName);
return _this;
}
MatHeaderCell.decorators = [
{ type: core.Directive, args: [{
selector: 'mat-header-cell, th[mat-header-cell]',
host: {
'class': 'mat-header-cell',
'role': 'columnheader',
},
},] }
];
/** @nocollapse */
MatHeaderCell.ctorParameters = function () { return [
{ type: table.CdkColumnDef },
{ type: core.ElementRef }
]; };
return MatHeaderCell;
}(table.CdkHeaderCell));
/** Footer cell template container that adds the right classes and role. */
var MatFooterCell = /** @class */ (function (_super) {
__extends(MatFooterCell, _super);
function MatFooterCell(columnDef, elementRef) {
var _this = _super.call(this, columnDef, elementRef) || this;
elementRef.nativeElement.classList.add("mat-column-" + columnDef.cssClassFriendlyName);
return _this;
}
MatFooterCell.decorators = [
{ type: core.Directive, args: [{
selector: 'mat-footer-cell, td[mat-footer-cell]',
host: {
'class': 'mat-footer-cell',
'role': 'gridcell',
},
},] }
];
/** @nocollapse */
MatFooterCell.ctorParameters = function () { return [
{ type: table.CdkColumnDef },
{ type: core.ElementRef }
]; };
return MatFooterCell;
}(table.CdkFooterCell));
/** Cell template container that adds the right classes and role. */
var MatCell = /** @class */ (function (_super) {
__extends(MatCell, _super);
function MatCell(columnDef, elementRef) {
var _this = _super.call(this, columnDef, elementRef) || this;
elementRef.nativeElement.classList.add("mat-column-" + columnDef.cssClassFriendlyName);
return _this;
}
MatCell.decorators = [
{ type: core.Directive, args: [{
selector: 'mat-cell, td[mat-cell]',
host: {
'class': 'mat-cell',
'role': 'gridcell',
},
},] }
];
/** @nocollapse */
MatCell.ctorParameters = function () { return [
{ type: table.CdkColumnDef },
{ type: core.ElementRef }
]; };
return MatCell;
}(table.CdkCell));
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* Header row definition for the mat-table.
* Captures the header row's template and other header properties such as the columns to display.
*/
var MatHeaderRowDef = /** @class */ (function (_super) {
__extends(MatHeaderRowDef, _super);
function MatHeaderRowDef() {
return _super !== null && _super.apply(this, arguments) || this;
}
MatHeaderRowDef.decorators = [
{ type: core.Directive, args: [{
selector: '[matHeaderRowDef]',
providers: [{ provide: table.CdkHeaderRowDef, useExisting: MatHeaderRowDef }],
inputs: ['columns: matHeaderRowDef', 'sticky: matHeaderRowDefSticky'],
},] }
];
return MatHeaderRowDef;
}(table.CdkHeaderRowDef));
/**
* Footer row definition for the mat-table.
* Captures the footer row's template and other footer properties such as the columns to display.
*/
var MatFooterRowDef = /** @class */ (function (_super) {
__extends(MatFooterRowDef, _super);
function MatFooterRowDef() {
return _super !== null && _super.apply(this, arguments) || this;
}
MatFooterRowDef.decorators = [
{ type: core.Directive, args: [{
selector: '[matFooterRowDef]',
providers: [{ provide: table.CdkFooterRowDef, useExisting: MatFooterRowDef }],
inputs: ['columns: matFooterRowDef', 'sticky: matFooterRowDefSticky'],
},] }
];
return MatFooterRowDef;
}(table.CdkFooterRowDef));
/**
* Data row definition for the mat-table.
* Captures the data row's template and other properties such as the columns to display and
* a when predicate that describes when this row should be used.
*/
var MatRowDef = /** @class */ (function (_super) {
__extends(MatRowDef, _super);
function MatRowDef() {
return _super !== null && _super.apply(this, arguments) || this;
}
MatRowDef.decorators = [
{ type: core.Directive, args: [{
selector: '[matRowDef]',
providers: [{ provide: table.CdkRowDef, useExisting: MatRowDef }],
inputs: ['columns: matRowDefColumns', 'when: matRowDefWhen'],
},] }
];
return MatRowDef;
}(table.CdkRowDef));
/** Footer template container that contains the cell outlet. Adds the right class and role. */
var MatHeaderRow = /** @class */ (function (_super) {
__extends(MatHeaderRow, _super);
function MatHeaderRow() {
return _super !== null && _super.apply(this, arguments) || this;
}
MatHeaderRow.decorators = [
{ type: core.Component, args: [{
selector: 'mat-header-row, tr[mat-header-row]',
template: table.CDK_ROW_TEMPLATE,
host: {
'class': 'mat-header-row',
'role': 'row',
},
// See note on CdkTable for explanation on why this uses the default change detection strategy.
// tslint:disable-next-line:validate-decorators
changeDetection: core.ChangeDetectionStrategy.Default,
encapsulation: core.ViewEncapsulation.None,
exportAs: 'matHeaderRow',
providers: [{ provide: table.CdkHeaderRow, useExisting: MatHeaderRow }]
}] }
];
return MatHeaderRow;
}(table.CdkHeaderRow));
/** Footer template container that contains the cell outlet. Adds the right class and role. */
var MatFooterRow = /** @class */ (function (_super) {
__extends(MatFooterRow, _super);
function MatFooterRow() {
return _super !== null && _super.apply(this, arguments) || this;
}
MatFooterRow.decorators = [
{ type: core.Component, args: [{
selector: 'mat-footer-row, tr[mat-footer-row]',
template: table.CDK_ROW_TEMPLATE,
host: {
'class': 'mat-footer-row',
'role': 'row',
},
// See note on CdkTable for explanation on why this uses the default change detection strategy.
// tslint:disable-next-line:validate-decorators
changeDetection: core.ChangeDetectionStrategy.Default,
encapsulation: core.ViewEncapsulation.None,
exportAs: 'matFooterRow',
providers: [{ provide: table.CdkFooterRow, useExisting: MatFooterRow }]
}] }
];
return MatFooterRow;
}(table.CdkFooterRow));
/** Data row template container that contains the cell outlet. Adds the right class and role. */
var MatRow = /** @class */ (function (_super) {
__extends(MatRow, _super);
function MatRow() {
return _super !== null && _super.apply(this, arguments) || this;
}
MatRow.decorators = [
{ type: core.Component, args: [{
selector: 'mat-row, tr[mat-row]',
template: table.CDK_ROW_TEMPLATE,
host: {
'class': 'mat-row',
'role': 'row',
},
// See note on CdkTable for explanation on why this uses the default change detection strategy.
// tslint:disable-next-line:validate-decorators
changeDetection: core.ChangeDetectionStrategy.Default,
encapsulation: core.ViewEncapsulation.None,
exportAs: 'matRow',
providers: [{ provide: table.CdkRow, useExisting: MatRow }]
}] }
];
return MatRow;
}(table.CdkRow));
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* Column that simply shows text content for the header and row cells. Assumes that the table
* is using the native table implementation (`<table>`).
*
* By default, the name of this column will be the header text and data property accessor.
* The header text can be overridden with the `headerText` input. Cell values can be overridden with
* the `dataAccessor` input. Change the text justification to the start or end using the `justify`
* input.
*/
var MatTextColumn = /** @class */ (function (_super) {
__extends(MatTextColumn, _super);
function MatTextColumn() {
return _super !== null && _super.apply(this, arguments) || this;
}
MatTextColumn.decorators = [
{ type: core.Component, args: [{
selector: 'mat-text-column',
template: "\n <ng-container matColumnDef>\n <th mat-header-cell *matHeaderCellDef [style.text-align]=\"justify\">\n {{headerText}}\n </th>\n <td mat-cell *matCellDef=\"let data\" [style.text-align]=\"justify\">\n {{dataAccessor(data, name)}}\n </td>\n </ng-container>\n ",
encapsulation: core.ViewEncapsulation.None,
// Change detection is intentionally not set to OnPush. This component's template will be provided
// to the table to be inserted into its view. This is problematic when change detection runs since
// the bindings in this template will be evaluated _after_ the table's view is evaluated, which
// mean's the template in the table's view will not have the updated value (and in fact will cause
// an ExpressionChangedAfterItHasBeenCheckedError).
// tslint:disable-next-line:validate-decorators
changeDetection: core.ChangeDetectionStrategy.Default
}] }
];
return MatTextColumn;
}(table.CdkTextColumn));
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
var EXPORTED_DECLARATIONS = [
// Table
MatTable,
// Template defs
MatHeaderCellDef,
MatHeaderRowDef,
MatColumnDef,
MatCellDef,
MatRowDef,
MatFooterCellDef,
MatFooterRowDef,
// Cell directives
MatHeaderCell,
MatCell,
MatFooterCell,
// Row directives
MatHeaderRow,
MatRow,
MatFooterRow,
MatTextColumn,
];
var MatTableModule = /** @class */ (function () {
function MatTableModule() {
}
MatTableModule.decorators = [
{ type: core.NgModule, args: [{
imports: [
table.CdkTableModule,
core$1.MatCommonModule,
],
exports: EXPORTED_DECLARATIONS,
declarations: EXPORTED_DECLARATIONS,
},] }
];
return MatTableModule;
}());
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* Corresponds to `Number.MAX_SAFE_INTEGER`. Moved out into a variable here due to
* flaky browser support and the value not being defined in Closure's typings.
*/
var MAX_SAFE_INTEGER = 9007199254740991;
/**
* Data source that accepts a client-side data array and includes native support of filtering,
* sorting (using MatSort), and pagination (using MatPaginator).
*
* Allows for sort customization by overriding sortingDataAccessor, which defines how data
* properties are accessed. Also allows for filter customization by overriding filterTermAccessor,
* which defines how row data is converted to a string for filter matching.
*
* **Note:** This class is meant to be a simple data source to help you get started. As such
* it isn't equipped to handle some more advanced cases like robust i18n support or server-side
* interactions. If your app needs to support more advanced use cases, consider implementing your
* own `DataSource`.
*/
var MatTableDataSource = /** @class */ (function (_super) {
__extends(MatTableDataSource, _super);
function MatTableDataSource(initialData) {
if (initialData === void 0) { initialData = []; }
var _this = _super.call(this) || this;
/** Stream emitting render data to the table (depends on ordered data changes). */
_this._renderData = new rxjs.BehaviorSubject([]);
/** Stream that emits when a new filter string is set on the data source. */
_this._filter = new rxjs.BehaviorSubject('');
/** Used to react to internal changes of the paginator that are made by the data source itself. */
_this._internalPageChanges = new rxjs.Subject();
/**
* Subscription to the changes that should trigger an update to the table's rendered rows, such
* as filtering, sorting, pagination, or base data changes.
*/
_this._renderChangesSubscription = rxjs.Subscription.EMPTY;
/**
* Data accessor function that is used for accessing data properties for sorting through
* the default sortData function.
* This default function assumes that the sort header IDs (which defaults to the column name)
* matches the data's properties (e.g. column Xyz represents data['Xyz']).
* May be set to a custom function for different behavior.
* @param data Data object that is being accessed.
* @param sortHeaderId The name of the column that represents the data.
*/
_this.sortingDataAccessor = function (data, sortHeaderId) {
var value = data[sortHeaderId];
if (coercion._isNumberValue(value)) {
var numberValue = Number(value);
// Numbers beyond `MAX_SAFE_INTEGER` can't be compared reliably so we
// leave them as strings. For more info: https://goo.gl/y5vbSg
return numberValue < MAX_SAFE_INTEGER ? numberValue : value;
}
return value;
};
/**
* Gets a sorted copy of the data array based on the state of the MatSort. Called
* after changes are made to the filtered data or when sort changes are emitted from MatSort.
* By default, the function retrieves the active sort and its direction and compares data
* by retrieving data using the sortingDataAccessor. May be overridden for a custom implementation
* of data ordering.
* @param data The array of data that should be sorted.
* @param sort The connected MatSort that holds the current sort state.
*/
_this.sortData = function (data, sort) {
var active = sort.active;
var direction = sort.direction;
if (!active || direction == '') {
return data;
}
return data.sort(function (a, b) {
var valueA = _this.sortingDataAccessor(a, active);
var valueB = _this.sortingDataAccessor(b, active);
// If both valueA and valueB exist (truthy), then compare the two. Otherwise, check if
// one value exists while the other doesn't. In this case, existing value should come last.
// This avoids inconsistent results when comparing values to undefined/null.
// If neither value exists, return 0 (equal).
var comparatorResult = 0;
if (valueA != null && valueB != null) {
// Check if one value is greater than the other; if equal, comparatorResult should remain 0.
if (valueA > valueB) {
comparatorResult = 1;
}
else if (valueA < valueB) {
comparatorResult = -1;
}
}
else if (valueA != null) {
comparatorResult = 1;
}
else if (valueB != null) {
comparatorResult = -1;
}
return comparatorResult * (direction == 'asc' ? 1 : -1);
});
};
/**
* Checks if a data object matches the data source's filter string. By default, each data object
* is converted to a string of its properties and returns true if the filter has
* at least one occurrence in that string. By default, the filter string has its whitespace
* trimmed and the match is case-insensitive. May be overridden for a custom implementation of
* filter matching.
* @param data Data object used to check against the filter.
* @param filter Filter string that has been set on the data source.
* @returns Whether the filter matches against the data
*/
_this.filterPredicate = function (data, filter) {
// Transform the data into a lowercase string of all property values.
var dataStr = Object.keys(data).reduce(function (currentTerm, key) {
// Use an obscure Unicode character to delimit the words in the concatenated string.
// This avoids matches where the values of two columns combined will match the user's query
// (e.g. `Flute` and `Stop` will match `Test`). The character is intended to be something
// that has a very low chance of being typed in by somebody in a text field. This one in
// particular is "White up-pointing triangle with dot" from
// https://en.wikipedia.org/wiki/List_of_Unicode_characters
return currentTerm + data[key] + '◬';
}, '').toLowerCase();
// Transform the filter by converting it to lowercase and removing whitespace.
var transformedFilter = filter.trim().toLowerCase();
return dataStr.indexOf(transformedFilter) != -1;
};
_this._data = new rxjs.BehaviorSubject(initialData);
_this._updateChangeSubscription();
return _this;
}
Object.defineProperty(MatTableDataSource.prototype, "data", {
/** Array of data that should be rendered by the table, where each object represents one row. */
get: function () { return this._data.value; },
set: function (data) { this._data.next(data); },
enumerable: true,
configurable: true
});
Object.defineProperty(MatTableDataSource.prototype, "filter", {
/**
* Filter term that should be used to filter out objects from the data array. To override how
* data objects match to this filter string, provide a custom function for filterPredicate.
*/
get: function () { return this._filter.value; },
set: function (filter) { this._filter.next(filter); },
enumerable: true,
configurable: true
});
Object.defineProperty(MatTableDataSource.prototype, "sort", {
/**
* Instance of the MatSort directive used by the table to control its sorting. Sort changes
* emitted by the MatSort will trigger an update to the table's rendered data.
*/
get: function () { return this._sort; },
set: function (sort) {
this._sort = sort;
this._updateChangeSubscription();
},
enumerable: true,
configurable: true
});
Object.defineProperty(MatTableDataSource.prototype, "paginator", {
/**
* Instance of the MatPaginator component used by the table to control what page of the data is
* displayed. Page changes emitted by the MatPaginator will trigger an update to the
* table's rendered data.
*
* Note that the data source uses the paginator's properties to calculate which page of data
* should be displayed. If the paginator receives its properties as template inputs,
* e.g. `[pageLength]=100` or `[pageIndex]=1`, then be sure that the paginator's view has been
* initialized before assigning it to this data source.
*/
get: function () { return this._paginator; },
set: function (paginator) {
this._paginator = paginator;
this._updateChangeSubscription();
},
enumerable: true,
configurable: true
});
/**
* Subscribe to changes that should trigger an update to the table's rendered rows. When the
* changes occur, process the current state of the filter, sort, and pagination along with
* the provided base data and send it to the table for rendering.
*/
MatTableDataSource.prototype._updateChangeSubscription = function () {
var _this = this;
// Sorting and/or pagination should be watched if MatSort and/or MatPaginator are provided.
// The events should emit whenever the component emits a change or initializes, or if no
// component is provided, a stream with just a null event should be provided.
// The `sortChange` and `pageChange` acts as a signal to the combineLatests below so that the
// pipeline can progress to the next step. Note that the value from these streams are not used,
// they purely act as a signal to progress in the pipeline.
var sortChange = this._sort ?
rxjs.merge(this._sort.sortChange, this._sort.initialized) :
rxjs.of(null);
var pageChange = this._paginator ?
rxjs.merge(this._paginator.page, this._internalPageChanges, this._paginator.initialized) :
rxjs.of(null);
var dataStream = this._data;
// Watch for base data or filter changes to provide a filtered set of data.
var filteredData = rxjs.combineLatest([dataStream, this._filter])
.pipe(operators.map(function (_a) {
var _b = __read(_a, 1), data = _b[0];
return _this._filterData(data);
}));
// Watch for filtered data or sort changes to provide an ordered set of data.
var orderedData = rxjs.combineLatest([filteredData, sortChange])
.pipe(operators.map(function (_a) {
var _b = __read(_a, 1), data = _b[0];
return _this._orderData(data);
}));
// Watch for ordered data or page changes to provide a paged set of data.
var paginatedData = rxjs.combineLatest([orderedData, pageChange])
.pipe(operators.map(function (_a) {
var _b = __read(_a, 1), data = _b[0];
return _this._pageData(data);
}));
// Watched for paged data changes and send the result to the table to render.
this._renderChangesSubscription.unsubscribe();
this._renderChangesSubscription = paginatedData.subscribe(function (data) { return _this._renderData.next(data); });
};
/**
* Returns a filtered data array where each filter object contains the filter string within
* the result of the filterTermAccessor function. If no filter is set, returns the data array
* as provided.
*/
MatTableDataSource.prototype._filterData = function (data) {
var _this = this;
// If there is a filter string, filter out data that does not contain it.
// Each data object is converted to a string using the function defined by filterTermAccessor.
// May be overridden for customization.
this.filteredData =
!this.filter ? data : data.filter(function (obj) { return _this.filterPredicate(obj, _this.filter); });
if (this.paginator) {
this._updatePaginator(this.filteredData.length);
}
return this.filteredData;
};
/**
* Returns a sorted copy of the data if MatSort has a sort applied, otherwise just returns the
* data array as provided. Uses the default data accessor for data lookup, unless a
* sortDataAccessor function is defined.
*/
MatTableDataSource.prototype._orderData = function (data) {
// If there is no active sort or direction, return the data without trying to sort.
if (!this.sort) {
return data;
}
return this.sortData(data.slice(), this.sort);
};
/**
* Returns a paged slice of the provided data array according to the provided MatPaginator's page
* index and length. If there is no paginator provided, returns the data array as provided.
*/
MatTableDataSource.prototype._pageData = function (data) {
if (!this.paginator) {
return data;
}
var startIndex = this.paginator.pageIndex * this.paginator.pageSize;
return data.slice(startIndex, startIndex + this.paginator.pageSize);
};
/**
* Updates the paginator to reflect the length of the filtered data, and makes sure that the page
* index does not exceed the paginator's last page. Values are changed in a resolved promise to
* guard against making property changes within a round of change detection.
*/
MatTableDataSource.prototype._updatePaginator = function (filteredDataLength) {
var _this = this;
Promise.resolve().then(function () {
var paginator = _this.paginator;
if (!paginator) {
return;
}
paginator.length = filteredDataLength;
// If the page index is set beyond the page, reduce it to the last page.
if (paginator.pageIndex > 0) {
var lastPageIndex = Math.ceil(paginator.length / paginator.pageSize) - 1 || 0;
var newPageIndex = Math.min(paginator.pageIndex, lastPageIndex);
if (newPageIndex !== paginator.pageIndex) {
paginator.pageIndex = newPageIndex;
// Since the paginator only emits after user-generated changes,
// we need our own stream so we know to should re-render the data.
_this._internalPageChanges.next();
}
}
});
};
/**
* Used by the MatTable. Called when it connects to the data source.
* @docs-private
*/
MatTableDataSource.prototype.connect = function () { return this._renderData; };
/**
* Used by the MatTable. Called when it is destroyed. No-op.
* @docs-private
*/
MatTableDataSource.prototype.disconnect = function () { };
return MatTableDataSource;
}(table.DataSource));
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* Generated bundle index. Do not edit.
*/
exports.MatCell = MatCell;
exports.MatCellDef = MatCellDef;
exports.MatColumnDef = MatColumnDef;
exports.MatFooterCell = MatFooterCell;
exports.MatFooterCellDef = MatFooterCellDef;
exports.MatFooterRow = MatFooterRow;
exports.MatFooterRowDef = MatFooterRowDef;
exports.MatHeaderCell = MatHeaderCell;
exports.MatHeaderCellDef = MatHeaderCellDef;
exports.MatHeaderRow = MatHeaderRow;
exports.MatHeaderRowDef = MatHeaderRowDef;
exports.MatRow = MatRow;
exports.MatRowDef = MatRowDef;
exports.MatTable = MatTable;
exports.MatTableDataSource = MatTableDataSource;
exports.MatTableModule = MatTableModule;
exports.MatTextColumn = MatTextColumn;
Object.defineProperty(exports, '__esModule', { value: true });
})));
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