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angular-onscreen-material-keyboard

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This package is forked from ngx-material-keyboard with bug fixes and additional features

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import { LiveAnnouncer } from '@angular/cdk/a11y'; import { Overlay, OverlayConfig } from '@angular/cdk/overlay'; import { ComponentPortal } from '@angular/cdk/portal'; import { Inject, Injectable, LOCALE_ID, Optional, SkipSelf } from '@angular/core'; import { MatKeyboardRef } from '../classes/keyboard-ref.class'; import { MatKeyboardContainerComponent } from '../components/keyboard-container/keyboard-container.component'; import { MatKeyboardComponent } from '../components/keyboard/keyboard.component'; import { MAT_KEYBOARD_LAYOUTS } from '../configs/keyboard-layouts.config'; import { _applyAvailableLayouts, _applyConfigDefaults } from '../utils/keyboard.utils'; /** * Service to dispatch Material Design keyboard. */ export class MatKeyboardService { constructor(_overlay, _live, _defaultLocale, _layouts, _parentKeyboard) { this._overlay = _overlay; this._live = _live; this._defaultLocale = _defaultLocale; this._layouts = _layouts; this._parentKeyboard = _parentKeyboard; /** * Reference to the current keyboard in the view *at this level* (in the Angular injector tree). * If there is a parent keyboard service, all operations should delegate to that parent * via `_openedKeyboardRef`. */ this._keyboardRefAtThisLevel = null; this._availableLocales = {}; // prepare available layouts mapping this._availableLocales = _applyAvailableLayouts(_layouts); } /** Reference to the currently opened keyboard at *any* level. */ get _openedKeyboardRef() { const parent = this._parentKeyboard; return parent ? parent._openedKeyboardRef : this._keyboardRefAtThisLevel; } set _openedKeyboardRef(value) { if (this._parentKeyboard) { this._parentKeyboard._openedKeyboardRef = value; } else { this._keyboardRefAtThisLevel = value; } } get availableLocales() { return this._availableLocales; } get isOpened() { return !!this._openedKeyboardRef; } /** * Creates and dispatches a keyboard with a custom component for the content, removing any * currently opened keyboards. * * @param layoutOrLocale layout or locale to use. * @param config Extra configuration for the keyboard. */ openFromComponent(layoutOrLocale, config) { const keyboardRef = this._attachKeyboardContent(config); keyboardRef.instance.darkTheme = config.darkTheme; keyboardRef.instance.isDebug = config.isDebug; // a locale is provided if (this.availableLocales[layoutOrLocale]) { keyboardRef.instance.locale = layoutOrLocale; keyboardRef.instance.layout = this.getLayoutForLocale(layoutOrLocale); } // a layout name is provided if (this._layouts[layoutOrLocale]) { keyboardRef.instance.layout = this._layouts[layoutOrLocale]; keyboardRef.instance.locale = this._layouts[layoutOrLocale].lang && this._layouts[layoutOrLocale].lang.pop(); } if (config.customIcons) { keyboardRef.instance.icons = config.customIcons; } // When the keyboard is dismissed, lower the keyboard counter. keyboardRef .afterDismissed() .subscribe(() => { // Clear the keyboard ref if it hasn't already been replaced by a newer keyboard. if (this._openedKeyboardRef === keyboardRef) { this._openedKeyboardRef = null; } }); if (this._openedKeyboardRef) { // If a keyboard is already in view, dismiss it and enter the // new keyboard after exit animation is complete. this._openedKeyboardRef .afterDismissed() .subscribe(() => { keyboardRef.containerInstance.enter(); }); this._openedKeyboardRef.dismiss(); } else { // If no keyboard is in view, enter the new keyboard. keyboardRef.containerInstance.enter(); } // If a dismiss timeout is provided, set up dismiss based on after the keyboard is opened. // if (configs.duration > 0) { // keyboardRef.afterOpened().subscribe(() => { // setTimeout(() => keyboardRef.dismiss(), configs.duration); // }); // } if (config.announcementMessage) { this._live.announce(config.announcementMessage, config.politeness); } this._openedKeyboardRef = keyboardRef; return this._openedKeyboardRef; } /** * Opens a keyboard with a message and an optional action. * @param layoutOrLocale A string representing the locale or the layout name to be used. * @param config Additional configuration options for the keyboard. */ open(layoutOrLocale = this._defaultLocale, config = {}) { const _config = _applyConfigDefaults(config); return this.openFromComponent(layoutOrLocale, _config); } /** * Dismisses the currently-visible keyboard. */ dismiss() { if (this._openedKeyboardRef) { this._openedKeyboardRef.dismiss(); } } /** * Map a given locale to a layout name. * @param locale The layout name */ mapLocale(locale = this._defaultLocale) { let layout; const country = locale .split('-') .shift(); // search for layout matching the // first part, the country code if (this.availableLocales[country]) { layout = this.availableLocales[locale]; } // look if the detailed locale matches any layout if (this.availableLocales[locale]) { layout = this.availableLocales[locale]; } if (!layout) { throw Error(`No layout found for locale ${locale}`); } return layout; } getLayoutForLocale(locale) { return this._layouts[this.mapLocale(locale)]; } /** * Attaches the keyboard container component to the overlay. */ _attachKeyboardContainer(overlayRef, config) { const containerPortal = new ComponentPortal(MatKeyboardContainerComponent, config.viewContainerRef); const containerRef = overlayRef.attach(containerPortal); // set config containerRef.instance.keyboardConfig = config; return containerRef.instance; } /** * Places a new component as the content of the keyboard container. */ _attachKeyboardContent(config) { const overlayRef = this._createOverlay(); const container = this._attachKeyboardContainer(overlayRef, config); const portal = new ComponentPortal(MatKeyboardComponent); const contentRef = container.attachComponentPortal(portal); return new MatKeyboardRef(contentRef.instance, container, overlayRef); } /** * Creates a new overlay and places it in the correct location. */ _createOverlay() { const state = new OverlayConfig({ width: '100%' }); state.positionStrategy = this._overlay .position() .global() .centerHorizontally() .bottom('0'); return this._overlay.create(state); } } MatKeyboardService.decorators = [ { type: Injectable } ]; MatKeyboardService.ctorParameters = () => [ { type: Overlay }, { type: LiveAnnouncer }, { type: String, decorators: [{ type: Inject, args: [LOCALE_ID,] }] }, { type: undefined, decorators: [{ type: Inject, args: [MAT_KEYBOARD_LAYOUTS,] }] }, { type: MatKeyboardService, decorators: [{ type: Optional }, { type: SkipSelf }] } ]; //# 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{ LiveAnnouncer } from '@angular/cdk/a11y';\nimport { Overlay, OverlayConfig, OverlayRef } from '@angular/cdk/overlay';\nimport { ComponentPortal } from '@angular/cdk/portal';\nimport { ComponentRef, Inject, Injectable, LOCALE_ID, Optional, SkipSelf } from '@angular/core';\n\nimport { MatKeyboardRef } from '../classes/keyboard-ref.class';\nimport { MatKeyboardContainerComponent } from '../components/keyboard-container/keyboard-container.component';\nimport { MatKeyboardComponent } from '../components/keyboard/keyboard.component';\nimport { MAT_KEYBOARD_LAYOUTS } from '../configs/keyboard-layouts.config';\nimport { MatKeyboardConfig } from '../configs/keyboard.config';\nimport { IKeyboardLayout } from '../interfaces/keyboard-layout.interface';\nimport { IKeyboardLayouts } from '../interfaces/keyboard-layouts.interface';\nimport { ILocaleMap } from '../interfaces/locale-map.interface';\nimport { _applyAvailableLayouts, _applyConfigDefaults } from '../utils/keyboard.utils';\n\n/**\n * Service to dispatch Material Design keyboard.\n */\n@Injectable()\nexport class MatKeyboardService {\n  /**\n   * Reference to the current keyboard in the view *at this level* (in the Angular injector tree).\n   * If there is a parent keyboard service, all operations should delegate to that parent\n   * via `_openedKeyboardRef`.\n   */\n  private _keyboardRefAtThisLevel: MatKeyboardRef<MatKeyboardComponent> | null = null;\n\n  private _availableLocales: ILocaleMap = {};\n\n  /** Reference to the currently opened keyboard at *any* level. */\n  private get _openedKeyboardRef(): MatKeyboardRef<MatKeyboardComponent> | null {\n    const parent = this._parentKeyboard;\n    return parent ? parent._openedKeyboardRef : this._keyboardRefAtThisLevel;\n  }\n\n  private set _openedKeyboardRef(value: MatKeyboardRef<MatKeyboardComponent>) {\n    if (this._parentKeyboard) {\n      this._parentKeyboard._openedKeyboardRef = value;\n    } else {\n      this._keyboardRefAtThisLevel = value;\n    }\n  }\n\n  get availableLocales(): ILocaleMap {\n    return this._availableLocales;\n  }\n\n  get isOpened(): boolean {\n    return !!this._openedKeyboardRef;\n  }\n\n  constructor(private _overlay: Overlay,\n              private _live: LiveAnnouncer,\n              @Inject(LOCALE_ID) private _defaultLocale: string,\n              @Inject(MAT_KEYBOARD_LAYOUTS) private _layouts: IKeyboardLayouts,\n              @Optional() @SkipSelf() private _parentKeyboard: MatKeyboardService) {\n    // prepare available layouts mapping\n    this._availableLocales = _applyAvailableLayouts(_layouts);\n  }\n\n  /**\n   * Creates and dispatches a keyboard with a custom component for the content, removing any\n   * currently opened keyboards.\n   *\n   * @param layoutOrLocale layout or locale to use.\n   * @param config Extra configuration for the keyboard.\n   */\n  openFromComponent(layoutOrLocale: string, config: MatKeyboardConfig): MatKeyboardRef<MatKeyboardComponent> {\n    const keyboardRef: MatKeyboardRef<MatKeyboardComponent> = this._attachKeyboardContent(config);\n\n    keyboardRef.instance.darkTheme = config.darkTheme;\n    keyboardRef.instance.isDebug = config.isDebug;\n\n    // a locale is provided\n    if (this.availableLocales[layoutOrLocale]) {\n      keyboardRef.instance.locale = layoutOrLocale;\n      keyboardRef.instance.layout = this.getLayoutForLocale(layoutOrLocale);\n    }\n\n    // a layout name is provided\n    if (this._layouts[layoutOrLocale]) {\n      keyboardRef.instance.layout = this._layouts[layoutOrLocale];\n      keyboardRef.instance.locale = this._layouts[layoutOrLocale].lang && this._layouts[layoutOrLocale].lang.pop();\n    }\n\n    if (config.customIcons) {\n      keyboardRef.instance.icons = config.customIcons;\n    }\n\n    // When the keyboard is dismissed, lower the keyboard counter.\n    keyboardRef\n      .afterDismissed()\n      .subscribe(() => {\n        // Clear the keyboard ref if it hasn't already been replaced by a newer keyboard.\n        if (this._openedKeyboardRef === keyboardRef) {\n          this._openedKeyboardRef = null;\n        }\n      });\n\n    if (this._openedKeyboardRef) {\n      // If a keyboard is already in view, dismiss it and enter the\n      // new keyboard after exit animation is complete.\n      this._openedKeyboardRef\n        .afterDismissed()\n        .subscribe(() => {\n          keyboardRef.containerInstance.enter();\n        });\n      this._openedKeyboardRef.dismiss();\n    } else {\n      // If no keyboard is in view, enter the new keyboard.\n      keyboardRef.containerInstance.enter();\n    }\n\n    // If a dismiss timeout is provided, set up dismiss based on after the keyboard is opened.\n    // if (configs.duration > 0) {\n    //   keyboardRef.afterOpened().subscribe(() => {\n    //     setTimeout(() => keyboardRef.dismiss(), configs.duration);\n    //   });\n    // }\n\n    if (config.announcementMessage) {\n      this._live.announce(config.announcementMessage, config.politeness);\n    }\n\n    this._openedKeyboardRef = keyboardRef;\n    return this._openedKeyboardRef;\n  }\n\n  /**\n   * Opens a keyboard with a message and an optional action.\n   * @param layoutOrLocale A string representing the locale or the layout name to be used.\n   * @param config Additional configuration options for the keyboard.\n   */\n  open(layoutOrLocale: string = this._defaultLocale, config: MatKeyboardConfig = {}): MatKeyboardRef<MatKeyboardComponent> {\n    const _config = _applyConfigDefaults(config);\n\n    return this.openFromComponent(layoutOrLocale, _config);\n  }\n\n  /**\n   * Dismisses the currently-visible keyboard.\n   */\n  dismiss() {\n    if (this._openedKeyboardRef) {\n      this._openedKeyboardRef.dismiss();\n    }\n  }\n\n  /**\n   * Map a given locale to a layout name.\n   * @param locale The layout name\n   */\n  mapLocale(locale: string = this._defaultLocale): string {\n    let layout: string;\n    const country = locale\n      .split('-')\n      .shift();\n\n    // search for layout matching the\n    // first part, the country code\n    if (this.availableLocales[country]) {\n      layout = this.availableLocales[locale];\n    }\n\n    // look if the detailed locale matches any layout\n    if (this.availableLocales[locale]) {\n      layout = this.availableLocales[locale];\n    }\n\n    if (!layout) {\n      throw Error(`No layout found for locale ${locale}`);\n    }\n\n    return layout;\n  }\n\n  getLayoutForLocale(locale: string): IKeyboardLayout {\n    return this._layouts[this.mapLocale(locale)];\n  }\n\n  /**\n   * Attaches the keyboard container component to the overlay.\n   */\n  private _attachKeyboardContainer(overlayRef: OverlayRef, config: MatKeyboardConfig): MatKeyboardContainerComponent {\n    const containerPortal = new ComponentPortal(MatKeyboardContainerComponent, config.viewContainerRef);\n    const containerRef: ComponentRef<MatKeyboardContainerComponent> = overlayRef.attach(containerPortal);\n\n    // set config\n    containerRef.instance.keyboardConfig = config;\n\n    return containerRef.instance;\n  }\n\n  /**\n   * Places a new component as the content of the keyboard container.\n   */\n  private _attachKeyboardContent(config: MatKeyboardConfig): MatKeyboardRef<MatKeyboardComponent> {\n    const overlayRef = this._createOverlay();\n    const container = this._attachKeyboardContainer(overlayRef, config);\n    const portal = new ComponentPortal(MatKeyboardComponent);\n    const contentRef = container.attachComponentPortal(portal);\n    return new MatKeyboardRef(contentRef.instance, container, overlayRef) as MatKeyboardRef<MatKeyboardComponent>;\n  }\n\n  /**\n   * Creates a new overlay and places it in the correct location.\n   */\n  private _createOverlay(): OverlayRef {\n    const state = new OverlayConfig({\n      width: '100%'\n    });\n\n    state.positionStrategy = this._overlay\n      .position()\n      .global()\n      .centerHorizontally()\n      .bottom('0');\n\n    return this._overlay.create(state);\n  }\n}\n"]}