ionic-keyboard-assist
Version:
   ![](https://img.shields.io/npm/dm/ionic-
198 lines • 14.1 kB
JavaScript
/**
* @fileoverview added by tsickle
* Generated from: lib/ionic-keyboard-assist.service.ts
* @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
import { Injectable } from '@angular/core';
import { KeyboardOptions } from './keyboard-options.model';
import * as i0 from "@angular/core";
export class IonicKeyboardAssist {
constructor() {
/**
* Stores modified pages element
*/
this.pages = [];
/**
* On keyboard did show actions
* @param event: keyboard event
*/
this.onKeyboardDidShow = (/**
* @param {?} event
* @return {?}
*/
(event) => {
/** @type {?} */
const modal = this.getActiveModalElement();
/** @type {?} */
let activeElement;
if (modal) {
activeElement = modal;
}
else {
activeElement = this.getActivePageElement();
}
this.pages.push(activeElement);
if (this.options.scrollPadding) {
this.setPadding(activeElement, event.keyboardHeight);
}
if (this.options.scrollAssist) {
this.scrollAssist();
}
});
/**
* On keyboard will hide actions
*/
this.onKeyboardWillHide = (/**
* @return {?}
*/
() => {
this.pages.forEach((/**
* @param {?} elem
* @return {?}
*/
elem => {
this.setPadding(elem);
}));
setTimeout((/**
* @return {?}
*/
() => this.pages = []), 50);
});
this.setOptions();
}
/**
* Start the keyboard wizard
* @param {?=} options
* @return {?}
*/
init(options) {
if (options) {
this.setOptions(options);
}
this.addEventListeners();
}
/**
* Set keyboard options
* @param {?=} options
* @return {?}
*/
setOptions(options) {
this.options = new KeyboardOptions(options);
}
/**
* Add Event Listeners
* @private
* @return {?}
*/
addEventListeners() {
window.addEventListener('keyboardDidShow', this.onKeyboardDidShow);
window.addEventListener('keyboardWillHide', this.onKeyboardWillHide);
}
/**
* Remove Event Listeners
* @private
* @return {?}
*/
removeEventListeners() {
window.removeEventListener('keyboardDidShow', this.onKeyboardDidShow);
window.removeEventListener('keyboardWillHide', this.onKeyboardWillHide);
}
/**
* Get current page element
* @private
* @return {?}
*/
getActivePageElement() {
/** @type {?} */
const elem = document.getElementsByTagName('ion-router-outlet');
if (elem && elem.length > 0) {
/** @type {?} */
const page = elem[elem.length - 1];
return page && page.lastElementChild ? page.lastElementChild : null;
}
return null;
}
/**
* Get current modal element
* @private
* @return {?}
*/
getActiveModalElement() {
/** @type {?} */
const elem = document.getElementsByTagName('ion-app');
if (elem && elem.length > 0) {
/** @type {?} */
const page = elem[elem.length - 1];
return page && page.lastElementChild && page.lastElementChild.tagName === 'ION-MODAL' ? page.lastElementChild : null;
}
return null;
}
/**
* Add padding on the element
* @private
* @param {?} elem
* @param {?=} value
* @return {?}
*/
setPadding(elem, value = 0) {
if (elem) {
elem.setAttribute('style', `padding-bottom: ${value}px !important`);
}
}
/**
* Scroll view to active element
* @private
* @return {?}
*/
scrollAssist() {
if (document.activeElement && document.activeElement.tagName === 'INPUT') {
setTimeout((/**
* @return {?}
*/
() => document.activeElement.scrollIntoView({ block: 'center', behavior: 'smooth' })), 100);
}
}
/**
* Remove listeners on destroy
* @return {?}
*/
ngOnDestroy() {
this.removeEventListeners();
}
}
IonicKeyboardAssist.decorators = [
{ type: Injectable, args: [{
providedIn: 'root'
},] }
];
/** @nocollapse */
IonicKeyboardAssist.ctorParameters = () => [];
/** @nocollapse */ IonicKeyboardAssist.ngInjectableDef = i0.defineInjectable({ factory: function IonicKeyboardAssist_Factory() { return new IonicKeyboardAssist(); }, token: IonicKeyboardAssist, providedIn: "root" });
if (false) {
/**
* Stores modified pages element
* @type {?}
* @private
*/
IonicKeyboardAssist.prototype.pages;
/**
* Keyboard options
* @type {?}
* @private
*/
IonicKeyboardAssist.prototype.options;
/**
* On keyboard did show actions
* \@param event: keyboard event
* @type {?}
* @private
*/
IonicKeyboardAssist.prototype.onKeyboardDidShow;
/**
* On keyboard will hide actions
* @type {?}
* @private
*/
IonicKeyboardAssist.prototype.onKeyboardWillHide;
}
//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"ionic-keyboard-assist.service.js","sourceRoot":"ng://ionic-keyboard-assist/","sources":["lib/ionic-keyboard-assist.service.ts"],"names":[],"mappings":";;;;;AAAA,OAAO,EAAE,UAAU,EAAa,MAAM,eAAe,CAAC;AACtD,OAAO,EAAE,eAAe,EAAwB,MAAM,0BAA0B,CAAC;;AAKjF,MAAM,OAAO,mBAAmB;IAY9B;;;;QAPQ,UAAK,GAAG,EAAE,CAAC;;;;;QAkDX,sBAAiB;;;;QAAG,CAAC,KAAK,EAAE,EAAE;;kBAC9B,KAAK,GAAG,IAAI,CAAC,qBAAqB,EAAE;;gBACtC,aAAa;YAEjB,IAAI,KAAK,EAAE;gBACT,aAAa,GAAG,KAAK,CAAC;aACvB;iBAAM;gBACL,aAAa,GAAG,IAAI,CAAC,oBAAoB,EAAE,CAAC;aAC7C;YAED,IAAI,CAAC,KAAK,CAAC,IAAI,CAAC,aAAa,CAAC,CAAC;YAE/B,IAAI,IAAI,CAAC,OAAO,CAAC,aAAa,EAAE;gBAC9B,IAAI,CAAC,UAAU,CAAC,aAAa,EAAE,KAAK,CAAC,cAAc,CAAC,CAAC;aACtD;YAED,IAAI,IAAI,CAAC,OAAO,CAAC,YAAY,EAAE;gBAC7B,IAAI,CAAC,YAAY,EAAE,CAAC;aACrB;QACH,CAAC,EAAC;;;;QAKM,uBAAkB;;;QAAG,GAAG,EAAE;YAChC,IAAI,CAAC,KAAK,CAAC,OAAO;;;;YAAC,IAAI,CAAC,EAAE;gBACxB,IAAI,CAAC,UAAU,CAAC,IAAI,CAAC,CAAC;YACxB,CAAC,EAAC,CAAC;YACH,UAAU;;;YAAC,GAAG,EAAE,CAAC,IAAI,CAAC,KAAK,GAAG,EAAE,GAAE,EAAE,CAAC,CAAC;QACxC,CAAC,EAAC;QAvEA,IAAI,CAAC,UAAU,EAAE,CAAC;IACpB,CAAC;;;;;;IAMD,IAAI,CAAC,OAA8B;QACjC,IAAI,OAAO,EAAE;YACX,IAAI,CAAC,UAAU,CAAC,OAAO,CAAC,CAAC;SAC1B;QACD,IAAI,CAAC,iBAAiB,EAAE,CAAC;IAC3B,CAAC;;;;;;IAMD,UAAU,CAAC,OAA8B;QACvC,IAAI,CAAC,OAAO,GAAG,IAAI,eAAe,CAAC,OAAO,CAAC,CAAC;IAC9C,CAAC;;;;;;IAKO,iBAAiB;QACvB,MAAM,CAAC,gBAAgB,CAAC,iBAAiB,EAAE,IAAI,CAAC,iBAAiB,CAAC,CAAC;QACnE,MAAM,CAAC,gBAAgB,CAAC,kBAAkB,EAAE,IAAI,CAAC,kBAAkB,CAAC,CAAC;IACvE,CAAC;;;;;;IAKO,oBAAoB;QAC1B,MAAM,CAAC,mBAAmB,CAAC,iBAAiB,EAAE,IAAI,CAAC,iBAAiB,CAAC,CAAC;QACtE,MAAM,CAAC,mBAAmB,CAAC,kBAAkB,EAAE,IAAI,CAAC,kBAAkB,CAAC,CAAC;IAC1E,CAAC;;;;;;IAwCO,oBAAoB;;cACpB,IAAI,GAAG,QAAQ,CAAC,oBAAoB,CAAC,mBAAmB,CAAC;QAC/D,IAAI,IAAI,IAAI,IAAI,CAAC,MAAM,GAAG,CAAC,EAAE;;kBACrB,IAAI,GAAG,IAAI,CAAC,IAAI,CAAC,MAAM,GAAG,CAAC,CAAC;YAClC,OAAO,IAAI,IAAI,IAAI,CAAC,gBAAgB,CAAC,CAAC,CAAC,IAAI,CAAC,gBAAgB,CAAC,CAAC,CAAC,IAAI,CAAC;SACrE;QACD,OAAO,IAAI,CAAC;IACd,CAAC;;;;;;IAKO,qBAAqB;;cACrB,IAAI,GAAG,QAAQ,CAAC,oBAAoB,CAAC,SAAS,CAAC;QACrD,IAAI,IAAI,IAAI,IAAI,CAAC,MAAM,GAAG,CAAC,EAAE;;kBACrB,IAAI,GAAG,IAAI,CAAC,IAAI,CAAC,MAAM,GAAG,CAAC,CAAC;YAClC,OAAO,IAAI,IAAI,IAAI,CAAC,gBAAgB,IAAI,IAAI,CAAC,gBAAgB,CAAC,OAAO,KAAK,WAAW,CAAC,CAAC,CAAC,IAAI,CAAC,gBAAgB,CAAC,CAAC,CAAC,IAAI,CAAC;SACtH;QACD,OAAO,IAAI,CAAC;IACd,CAAC;;;;;;;;IAKO,UAAU,CAAC,IAAI,EAAE,KAAK,GAAG,CAAC;QAChC,IAAI,IAAI,EAAE;YACR,IAAI,CAAC,YAAY,CAAC,OAAO,EAAE,mBAAmB,KAAK,eAAe,CAAC,CAAC;SACrE;IACH,CAAC;;;;;;IAKO,YAAY;QAClB,IAAI,QAAQ,CAAC,aAAa,IAAI,QAAQ,CAAC,aAAa,CAAC,OAAO,KAAK,OAAO,EAAE;YACxE,UAAU;;;YAAC,GAAG,EAAE,CAAC,QAAQ,CAAC,aAAa,CAAC,cAAc,CAAC,EAAC,KAAK,EAAE,QAAQ,EAAE,QAAQ,EAAE,QAAQ,EAAC,CAAC,GAAE,GAAG,CAAC,CAAC;SACrG;IACH,CAAC;;;;;IAKD,WAAW;QACT,IAAI,CAAC,oBAAoB,EAAE,CAAC;IAC9B,CAAC;;;YAxIF,UAAU,SAAC;gBACV,UAAU,EAAE,MAAM;aACnB;;;;;;;;;;;IAMC,oCAAmB;;;;;;IAKnB,sCAAiC;;;;;;;IA6CjC,gDAmBE;;;;;;IAKF,iDAKE","sourcesContent":["import { Injectable, OnDestroy } from '@angular/core';\nimport { KeyboardOptions, KeyboardOptionsModel } from './keyboard-options.model';\n\n@Injectable({\n  providedIn: 'root'\n})\nexport class IonicKeyboardAssist implements OnDestroy {\n\n  /**\n   * Stores modified pages element\n   */\n  private pages = [];\n\n  /**\n   * Keyboard options\n   */\n  private options: KeyboardOptions;\n\n  constructor() {\n    this.setOptions();\n  }\n\n  /**\n   * Start the keyboard wizard\n   * @param options: KeyboardOptionsModel\n   */\n  init(options?: KeyboardOptionsModel) {\n    if (options) {\n      this.setOptions(options);\n    }\n    this.addEventListeners();\n  }\n\n  /**\n   * Set keyboard options\n   * @param options: KeyboardOptionsModel\n   */\n  setOptions(options?: KeyboardOptionsModel) {\n    this.options = new KeyboardOptions(options);\n  }\n\n  /**\n   * Add Event Listeners\n   */\n  private addEventListeners() {\n    window.addEventListener('keyboardDidShow', this.onKeyboardDidShow);\n    window.addEventListener('keyboardWillHide', this.onKeyboardWillHide);\n  }\n\n  /**\n   * Remove Event Listeners\n   */\n  private removeEventListeners() {\n    window.removeEventListener('keyboardDidShow', this.onKeyboardDidShow);\n    window.removeEventListener('keyboardWillHide', this.onKeyboardWillHide);\n  }\n\n  /**\n   * On keyboard did show actions\n   * @param event: keyboard event\n   */\n  private onKeyboardDidShow = (event) => {\n    const modal = this.getActiveModalElement();\n    let activeElement;\n\n    if (modal) {\n      activeElement = modal;\n    } else {\n      activeElement = this.getActivePageElement();\n    }\n\n    this.pages.push(activeElement);\n\n    if (this.options.scrollPadding) {\n      this.setPadding(activeElement, event.keyboardHeight);\n    }\n\n    if (this.options.scrollAssist) {\n      this.scrollAssist();\n    }\n  };\n\n  /**\n   * On keyboard will hide actions\n   */\n  private onKeyboardWillHide = () => {\n    this.pages.forEach(elem => {\n      this.setPadding(elem);\n    });\n    setTimeout(() => this.pages = [], 50);\n  };\n\n  /**\n   * Get current page element\n   */\n  private getActivePageElement() {\n    const elem = document.getElementsByTagName('ion-router-outlet');\n    if (elem && elem.length > 0) {\n      const page = elem[elem.length - 1];\n      return page && page.lastElementChild ? page.lastElementChild : null;\n    }\n    return null;\n  }\n\n  /**\n   * Get current modal element\n   */\n  private getActiveModalElement() {\n    const elem = document.getElementsByTagName('ion-app');\n    if (elem && elem.length > 0) {\n      const page = elem[elem.length - 1];\n      return page && page.lastElementChild && page.lastElementChild.tagName === 'ION-MODAL' ? page.lastElementChild : null;\n    }\n    return null;\n  }\n\n  /**\n   * Add padding on the element\n   */\n  private setPadding(elem, value = 0) {\n    if (elem) {\n      elem.setAttribute('style', `padding-bottom: ${value}px !important`);\n    }\n  }\n\n  /**\n   * Scroll view to active element\n   */\n  private scrollAssist() {\n    if (document.activeElement && document.activeElement.tagName === 'INPUT') {\n      setTimeout(() => document.activeElement.scrollIntoView({block: 'center', behavior: 'smooth'}), 100);\n    }\n  }\n\n  /**\n   * Remove listeners on destroy\n   */\n  ngOnDestroy(): void {\n    this.removeEventListeners();\n  }\n\n}\n"]}