@angular/cdk
Version:
Angular Material Component Development Kit
95 lines • 14.6 kB
JavaScript
/**
* @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
*/
import { Platform } from '@angular/cdk/platform';
import { DOCUMENT } from '@angular/common';
import { Inject, Injectable } from '@angular/core';
import * as i0 from "@angular/core";
import * as i1 from "@angular/cdk/platform";
/** CSS class applied to the document body when in black-on-white high-contrast mode. */
export const BLACK_ON_WHITE_CSS_CLASS = 'cdk-high-contrast-black-on-white';
/** CSS class applied to the document body when in white-on-black high-contrast mode. */
export const WHITE_ON_BLACK_CSS_CLASS = 'cdk-high-contrast-white-on-black';
/** CSS class applied to the document body when in high-contrast mode. */
export const HIGH_CONTRAST_MODE_ACTIVE_CSS_CLASS = 'cdk-high-contrast-active';
/**
* Service to determine whether the browser is currently in a high-contrast-mode environment.
*
* Microsoft Windows supports an accessibility feature called "High Contrast Mode". This mode
* changes the appearance of all applications, including web applications, to dramatically increase
* contrast.
*
* IE, Edge, and Firefox currently support this mode. Chrome does not support Windows High Contrast
* Mode. This service does not detect high-contrast mode as added by the Chrome "High Contrast"
* browser extension.
*/
export class HighContrastModeDetector {
constructor(_platform, document) {
this._platform = _platform;
this._document = document;
}
/** Gets the current high-contrast-mode for the page. */
getHighContrastMode() {
if (!this._platform.isBrowser) {
return 0 /* NONE */;
}
// Create a test element with an arbitrary background-color that is neither black nor
// white; high-contrast mode will coerce the color to either black or white. Also ensure that
// appending the test element to the DOM does not affect layout by absolutely positioning it
const testElement = this._document.createElement('div');
testElement.style.backgroundColor = 'rgb(1,2,3)';
testElement.style.position = 'absolute';
this._document.body.appendChild(testElement);
// Get the computed style for the background color, collapsing spaces to normalize between
// browsers. Once we get this color, we no longer need the test element. Access the `window`
// via the document so we can fake it in tests. Note that we have extra null checks, because
// this logic will likely run during app bootstrap and throwing can break the entire app.
const documentWindow = this._document.defaultView || window;
const computedStyle = documentWindow && documentWindow.getComputedStyle
? documentWindow.getComputedStyle(testElement)
: null;
const computedColor = ((computedStyle && computedStyle.backgroundColor) || '').replace(/ /g, '');
testElement.remove();
switch (computedColor) {
case 'rgb(0,0,0)':
return 2 /* WHITE_ON_BLACK */;
case 'rgb(255,255,255)':
return 1 /* BLACK_ON_WHITE */;
}
return 0 /* NONE */;
}
/** Applies CSS classes indicating high-contrast mode to document body (browser-only). */
_applyBodyHighContrastModeCssClasses() {
if (!this._hasCheckedHighContrastMode && this._platform.isBrowser && this._document.body) {
const bodyClasses = this._document.body.classList;
// IE11 doesn't support `classList` operations with multiple arguments
bodyClasses.remove(HIGH_CONTRAST_MODE_ACTIVE_CSS_CLASS);
bodyClasses.remove(BLACK_ON_WHITE_CSS_CLASS);
bodyClasses.remove(WHITE_ON_BLACK_CSS_CLASS);
this._hasCheckedHighContrastMode = true;
const mode = this.getHighContrastMode();
if (mode === 1 /* BLACK_ON_WHITE */) {
bodyClasses.add(HIGH_CONTRAST_MODE_ACTIVE_CSS_CLASS);
bodyClasses.add(BLACK_ON_WHITE_CSS_CLASS);
}
else if (mode === 2 /* WHITE_ON_BLACK */) {
bodyClasses.add(HIGH_CONTRAST_MODE_ACTIVE_CSS_CLASS);
bodyClasses.add(WHITE_ON_BLACK_CSS_CLASS);
}
}
}
}
HighContrastModeDetector.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "13.2.0", ngImport: i0, type: HighContrastModeDetector, deps: [{ token: i1.Platform }, { token: DOCUMENT }], target: i0.ɵɵFactoryTarget.Injectable });
HighContrastModeDetector.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "13.2.0", ngImport: i0, type: HighContrastModeDetector, providedIn: 'root' });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "13.2.0", ngImport: i0, type: HighContrastModeDetector, decorators: [{
type: Injectable,
args: [{ providedIn: 'root' }]
}], ctorParameters: function () { return [{ type: i1.Platform }, { type: undefined, decorators: [{
type: Inject,
args: [DOCUMENT]
}] }]; } });
//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"high-contrast-mode-detector.js","sourceRoot":"","sources":["../../../../../../../src/cdk/a11y/high-contrast-mode/high-contrast-mode-detector.ts"],"names":[],"mappings":"AAAA;;;;;;GAMG;AAEH,OAAO,EAAC,QAAQ,EAAC,MAAM,uBAAuB,CAAC;AAC/C,OAAO,EAAC,QAAQ,EAAC,MAAM,iBAAiB,CAAC;AACzC,OAAO,EAAC,MAAM,EAAE,UAAU,EAAC,MAAM,eAAe,CAAC;;;AASjD,wFAAwF;AACxF,MAAM,CAAC,MAAM,wBAAwB,GAAG,kCAAkC,CAAC;AAE3E,wFAAwF;AACxF,MAAM,CAAC,MAAM,wBAAwB,GAAG,kCAAkC,CAAC;AAE3E,yEAAyE;AACzE,MAAM,CAAC,MAAM,mCAAmC,GAAG,0BAA0B,CAAC;AAE9E;;;;;;;;;;GAUG;AAEH,MAAM,OAAO,wBAAwB;IAQnC,YAAoB,SAAmB,EAAoB,QAAa;QAApD,cAAS,GAAT,SAAS,CAAU;QACrC,IAAI,CAAC,SAAS,GAAG,QAAQ,CAAC;IAC5B,CAAC;IAED,wDAAwD;IACxD,mBAAmB;QACjB,IAAI,CAAC,IAAI,CAAC,SAAS,CAAC,SAAS,EAAE;YAC7B,oBAA6B;SAC9B;QAED,qFAAqF;QACrF,6FAA6F;QAC7F,4FAA4F;QAC5F,MAAM,WAAW,GAAG,IAAI,CAAC,SAAS,CAAC,aAAa,CAAC,KAAK,CAAC,CAAC;QACxD,WAAW,CAAC,KAAK,CAAC,eAAe,GAAG,YAAY,CAAC;QACjD,WAAW,CAAC,KAAK,CAAC,QAAQ,GAAG,UAAU,CAAC;QACxC,IAAI,CAAC,SAAS,CAAC,IAAI,CAAC,WAAW,CAAC,WAAW,CAAC,CAAC;QAE7C,0FAA0F;QAC1F,4FAA4F;QAC5F,4FAA4F;QAC5F,yFAAyF;QACzF,MAAM,cAAc,GAAG,IAAI,CAAC,SAAS,CAAC,WAAW,IAAI,MAAM,CAAC;QAC5D,MAAM,aAAa,GACjB,cAAc,IAAI,cAAc,CAAC,gBAAgB;YAC/C,CAAC,CAAC,cAAc,CAAC,gBAAgB,CAAC,WAAW,CAAC;YAC9C,CAAC,CAAC,IAAI,CAAC;QACX,MAAM,aAAa,GAAG,CAAC,CAAC,aAAa,IAAI,aAAa,CAAC,eAAe,CAAC,IAAI,EAAE,CAAC,CAAC,OAAO,CACpF,IAAI,EACJ,EAAE,CACH,CAAC;QACF,WAAW,CAAC,MAAM,EAAE,CAAC;QAErB,QAAQ,aAAa,EAAE;YACrB,KAAK,YAAY;gBACf,8BAAuC;YACzC,KAAK,kBAAkB;gBACrB,8BAAuC;SAC1C;QACD,oBAA6B;IAC/B,CAAC;IAED,yFAAyF;IACzF,oCAAoC;QAClC,IAAI,CAAC,IAAI,CAAC,2BAA2B,IAAI,IAAI,CAAC,SAAS,CAAC,SAAS,IAAI,IAAI,CAAC,SAAS,CAAC,IAAI,EAAE;YACxF,MAAM,WAAW,GAAG,IAAI,CAAC,SAAS,CAAC,IAAI,CAAC,SAAS,CAAC;YAClD,sEAAsE;YACtE,WAAW,CAAC,MAAM,CAAC,mCAAmC,CAAC,CAAC;YACxD,WAAW,CAAC,MAAM,CAAC,wBAAwB,CAAC,CAAC;YAC7C,WAAW,CAAC,MAAM,CAAC,wBAAwB,CAAC,CAAC;YAC7C,IAAI,CAAC,2BAA2B,GAAG,IAAI,CAAC;YAExC,MAAM,IAAI,GAAG,IAAI,CAAC,mBAAmB,EAAE,CAAC;YACxC,IAAI,IAAI,2BAAoC,EAAE;gBAC5C,WAAW,CAAC,GAAG,CAAC,mCAAmC,CAAC,CAAC;gBACrD,WAAW,CAAC,GAAG,CAAC,wBAAwB,CAAC,CAAC;aAC3C;iBAAM,IAAI,IAAI,2BAAoC,EAAE;gBACnD,WAAW,CAAC,GAAG,CAAC,mCAAmC,CAAC,CAAC;gBACrD,WAAW,CAAC,GAAG,CAAC,wBAAwB,CAAC,CAAC;aAC3C;SACF;IACH,CAAC;;qHArEU,wBAAwB,0CAQc,QAAQ;yHAR9C,wBAAwB,cADZ,MAAM;2FAClB,wBAAwB;kBADpC,UAAU;mBAAC,EAAC,UAAU,EAAE,MAAM,EAAC;;0BASY,MAAM;2BAAC,QAAQ","sourcesContent":["/**\n * @license\n * Copyright Google LLC All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://angular.io/license\n */\n\nimport {Platform} from '@angular/cdk/platform';\nimport {DOCUMENT} from '@angular/common';\nimport {Inject, Injectable} from '@angular/core';\n\n/** Set of possible high-contrast mode backgrounds. */\nexport const enum HighContrastMode {\n  NONE,\n  BLACK_ON_WHITE,\n  WHITE_ON_BLACK,\n}\n\n/** CSS class applied to the document body when in black-on-white high-contrast mode. */\nexport const BLACK_ON_WHITE_CSS_CLASS = 'cdk-high-contrast-black-on-white';\n\n/** CSS class applied to the document body when in white-on-black high-contrast mode. */\nexport const WHITE_ON_BLACK_CSS_CLASS = 'cdk-high-contrast-white-on-black';\n\n/** CSS class applied to the document body when in high-contrast mode. */\nexport const HIGH_CONTRAST_MODE_ACTIVE_CSS_CLASS = 'cdk-high-contrast-active';\n\n/**\n * Service to determine whether the browser is currently in a high-contrast-mode environment.\n *\n * Microsoft Windows supports an accessibility feature called \"High Contrast Mode\". This mode\n * changes the appearance of all applications, including web applications, to dramatically increase\n * contrast.\n *\n * IE, Edge, and Firefox currently support this mode. Chrome does not support Windows High Contrast\n * Mode. This service does not detect high-contrast mode as added by the Chrome \"High Contrast\"\n * browser extension.\n */\n@Injectable({providedIn: 'root'})\nexport class HighContrastModeDetector {\n  /**\n   * Figuring out the high contrast mode and adding the body classes can cause\n   * some expensive layouts. This flag is used to ensure that we only do it once.\n   */\n  private _hasCheckedHighContrastMode: boolean;\n  private _document: Document;\n\n  constructor(private _platform: Platform, @Inject(DOCUMENT) document: any) {\n    this._document = document;\n  }\n\n  /** Gets the current high-contrast-mode for the page. */\n  getHighContrastMode(): HighContrastMode {\n    if (!this._platform.isBrowser) {\n      return HighContrastMode.NONE;\n    }\n\n    // Create a test element with an arbitrary background-color that is neither black nor\n    // white; high-contrast mode will coerce the color to either black or white. Also ensure that\n    // appending the test element to the DOM does not affect layout by absolutely positioning it\n    const testElement = this._document.createElement('div');\n    testElement.style.backgroundColor = 'rgb(1,2,3)';\n    testElement.style.position = 'absolute';\n    this._document.body.appendChild(testElement);\n\n    // Get the computed style for the background color, collapsing spaces to normalize between\n    // browsers. Once we get this color, we no longer need the test element. Access the `window`\n    // via the document so we can fake it in tests. Note that we have extra null checks, because\n    // this logic will likely run during app bootstrap and throwing can break the entire app.\n    const documentWindow = this._document.defaultView || window;\n    const computedStyle =\n      documentWindow && documentWindow.getComputedStyle\n        ? documentWindow.getComputedStyle(testElement)\n        : null;\n    const computedColor = ((computedStyle && computedStyle.backgroundColor) || '').replace(\n      / /g,\n      '',\n    );\n    testElement.remove();\n\n    switch (computedColor) {\n      case 'rgb(0,0,0)':\n        return HighContrastMode.WHITE_ON_BLACK;\n      case 'rgb(255,255,255)':\n        return HighContrastMode.BLACK_ON_WHITE;\n    }\n    return HighContrastMode.NONE;\n  }\n\n  /** Applies CSS classes indicating high-contrast mode to document body (browser-only). */\n  _applyBodyHighContrastModeCssClasses(): void {\n    if (!this._hasCheckedHighContrastMode && this._platform.isBrowser && this._document.body) {\n      const bodyClasses = this._document.body.classList;\n      // IE11 doesn't support `classList` operations with multiple arguments\n      bodyClasses.remove(HIGH_CONTRAST_MODE_ACTIVE_CSS_CLASS);\n      bodyClasses.remove(BLACK_ON_WHITE_CSS_CLASS);\n      bodyClasses.remove(WHITE_ON_BLACK_CSS_CLASS);\n      this._hasCheckedHighContrastMode = true;\n\n      const mode = this.getHighContrastMode();\n      if (mode === HighContrastMode.BLACK_ON_WHITE) {\n        bodyClasses.add(HIGH_CONTRAST_MODE_ACTIVE_CSS_CLASS);\n        bodyClasses.add(BLACK_ON_WHITE_CSS_CLASS);\n      } else if (mode === HighContrastMode.WHITE_ON_BLACK) {\n        bodyClasses.add(HIGH_CONTRAST_MODE_ACTIVE_CSS_CLASS);\n        bodyClasses.add(WHITE_ON_BLACK_CSS_CLASS);\n      }\n    }\n  }\n}\n"]}