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How to use attributeChangedCallback method in wpt

Best JavaScript code snippet using wpt

custom-element.js

Source:custom-element.js

...19      var vm = this;20      var args = {};21      var alt = args.alt = vm.getAttribute('alt');22      if (!!alt) {23        vm.attributeChangedCallback('alt', null, alt);24      }25      var displayErrors = args.displayErrors =26          Boolean(vm.getAttribute('display-errors'));27      vm.attributeChangedCallback('display-errors', null, displayErrors);28      var displayWarnings = args.displayWarnings =29          Boolean(vm.getAttribute('display-warnings'));30      vm.attributeChangedCallback('display-warnings', null, displayWarnings);31      var displaySuccess = args.displaySuccess =32          Boolean(vm.getAttribute('display-success'));33      vm.attributeChangedCallback('display-success', null, displaySuccess);34      var fitToContainer = args.fitToContainer =35          Boolean(vm.getAttribute('fit-to-container'));36      vm.attributeChangedCallback('fit-to-container', null, fitToContainer);37      var highlights = vm.getAttribute('highlights');38      if (!!highlights) {39        highlights = args.highlights = JSON.parse(decodeURIComponent(highlights));40        vm.attributeChangedCallback('highlights', null, highlights);41      }42      var hashEditorStateComponents = window.location.hash.match('editor\/(.*)$');43      var hashEditorState;44      if (!!hashEditorStateComponents && !!hashEditorStateComponents.length) {45        hashEditorState = hashEditorStateComponents[1];46      }47      var editor = args.editor = hashEditorState ||48          vm.getAttribute('editor');49      if (!!editor) {50        vm.attributeChangedCallback('editor', null, editor);51      }52      var resource = args.resource = vm.getAttribute('resource');53      if (!!resource) {54        vm.attributeChangedCallback('resource', null, resource);55      }56      var version = args.version = parseFloat(vm.getAttribute('version'));57      if (!!version) {58        vm.attributeChangedCallback('version', null, version);59      }60      /* TODO should this be enabled? It doesn't seem needed for the web-component.61      var manualRender = args.manualRender =62          Boolean(vm.getAttribute('manual-render'));63      if (!!manualRender) {64        vm.attributeChangedCallback('manual-render', null, manualRender);65      }66      //*/67      var src = vm.getAttribute('src');68      if (!!src) {69        vm.attributeChangedCallback('src', null, src);70      }71      args.sourceData = [72        {73          uri: src,74          // TODO we should be able to use the content type75          // header from the server response instead of relying76          // on this.77          // Think analogous to image/png, image/gif, etc. for the img tag.78          fileType:'gpml' // generally will correspond to filename extension79        }80      ];81      //vm.innerHTML = '';82      var pvjs = new Pvjs(vm, args);83    };...

Using AI Code Generation

1class Test extends HTMLElement {2  constructor() {3    super();4  }5  attributeChangedCallback(name, oldValue, newValue) {6    console.log("attribute changed", name, oldValue, newValue);7  }8  connectedCallback() {9    console.log("connected");10  }11}12customElements.define("wpt-test", Test);13      document.getElementById("test").setAttribute("attr1", "attr1_2");14      document.getElementById("test").setAttribute("attr2", "attr2_2");

Using AI Code Generation

1import { LightningElement } from 'lwc';2export default class Test extends LightningElement {3    handlechange(event) {4        console.log('value changed');5    }6}7    <lightning-input type="textarea" label="Text Area" onchange={handlechange} value={value}/>8import { LightningElement, api, track } from 'lwc';9export default class WpTextarea extends LightningElement {10    @api field;11    @track value;12    @api objectApiName;13    @api recordId;14    @api label;15    @api required;16    @api disabled;17    @api readonly;18    @api maxlength;19    @api minlength;20    @api placeholder;21    @api messageWhenBadInput;22    @api messageWhenPatternMismatch;23    @api messageWhenRangeOverflow;24    @api messageWhenRangeUnderflow;25    @api messageWhenStepMismatch;26    @api messageWhenTooLong;27    @api messageWhenTooShort;28    @api messageWhenTypeMismatch;29    @api messageWhenValueMissing;30    @api pattern;31    @api max;32    @api min;33    @api step;34    @api rows;35    @api cols;36    @api wrap;37    @api variant;38    @api type;39    @api name;40    @api autocomplete;41    @api tabindex;42    @api accesskey;43    @api inputmode;44    @api showHelpMessageIfInvalid;45    @api helpMessage;46    @api helpMessageWhenValueMissing;47    @api helpMessageWhenBadInput;48    @api helpMessageWhenPatternMismatch;49    @api helpMessageWhenRangeOverflow;50    @api helpMessageWhenRangeUnderflow;51    @api helpMessageWhenStepMismatch;52    @api helpMessageWhenTooLong;53    @api helpMessageWhenTooShort;54    @api helpMessageWhenTypeMismatch;55    @api helpMessageWhenValid;56    @api validity;57    @api validityTransform;58    @api fieldLevelHelp;59    @api messageToggleActive;60    @api messageToggleInactive;61    @api labelHidden;62    @api labelClass;63    @api hideLabel;64    @api iconName;65    @api iconPosition;66    @api iconAlternativeText;67    @api iconSize;68    @api iconTitle;

Using AI Code Generation

1import { LightningElement } from 'lwc';2export default class Test extends LightningElement {3    handlechange(event) {4        console.log('value changed');5    }6}7    <lightning-input type="textarea" label="Text Area" onchange={handlechange} value={value}/>8import { LightningElement, api, track } from 'lwc';9export default class WpTextarea extends LightningElement {10    @api field;11    @track value;12    @api objectApiName;13    @api recordId;14    @api label;15    @api required;16    @api disabled;17    @api readonly;18    @api maxlength;19    @api minlength;20    @api placeholder;21    @api messageWhenBadInput;22    @api messageWhenPatternMismatch;23    @api messageWhenRangeOverflow;24    @api messageWhenRangeUnderflow;25    @api messageWhenStepMismatch;26    @api messageWhenTooLong;27    @api messageWhenTooShort;28    @api messageWhenTypeMismatch;29    @api messageWhenValueMissing;30    @api pattern;31    @api max;32    @api min;33    @api step;34    @api rows;35    @api cols;36    @api wrap;37    @api variant;38    @api type;39    @api name;40    @api autocomplete;41    @api tabindex;42    @api accesskey;43    @api inputmode;44    @api showHelpMessageIfInvalid;45    @api helpMessage;46    @api helpMessageWhenValueMissing;47    @api helpMessageWhenBadInput;48    @api helpMessageWhenPatternMismatch;49    @api helpMessageWhenRangeOverflow;50    @api helpMessageWhenRangeUnderflow;51    @api helpMessageWhenStepMismatch;52    @api helpMessageWhenTooLong;53    @api helpMessageWhenTooShort;54    @api helpMessageWhenTypeMismatch;55    @api helpMessageWhenValid;56    @api validity;57    @api validityTransform;58    @api fieldLevelHelp;59    @api messageToggleActive;60    @api messageToggleInactive;61    @api labelHidden;62    @api labelClass;63    @api hideLabel;64    @api iconName;65    @api iconPosition;66    @api iconAlternativeText;67    @api iconSize;68    @api iconTitle;

Using AI Code Generation

1va txtarea = docume.querySelector('wptextarea');2textarea.value= "Hello";3class WPTextarea extens HTMLElement {4    constructor() {5        super();6        this.tchShadow({mode: 'oen' });7        textarea {8            width: 100%;9            height: 100%;10            border: none;11            backgound-clor: transarnt;12        }13        `;14    }15    get value() {16        return ths.shadowRoot.querySelctor('textarea').value;17    }18    et value(val) {19        this.shadowRootquerySelector('textarea').value = val;20    }21    attributeChangedCallback(name,oldValue, newValue) {22        if (name === 'value') {23            this.value = newValue;24        }25    }26    static get observedAttributes() {27        return ['value'];28    }29}30customElements.define('wp-textarea', PTextarea);31import WpText from "@/components/atoms/WpText.vue";32export default {33  components: {34  },35  data() {36    return {37    };38  },39  methods: {40    handleInput() {41      this.text = this.$refs.text.value;42    },43    handleBlur() {44      this.$refs.text.blur();45    }46  }47};48      @input="$emit('input')"49      @blur="$emit('blur')"50export default {51  props: {52    value: {53    },54    placeholder: {55    }56  },57  watch: {58    value: function(newVal, oldVal) {59      this.$refs.text.value = newVal;60    }61  },62  methods: {63    attributeChangedCallback(attrName, oldVal, newVal) {64      if (attrName === "value") {65        this.$refs.text.value = newVal;66      }67    }68  }69};

Using AI Code Generation

1var textarea = document.querySelector('wptextarea');2textarea.setAttribute('value', 'Hello World');3textarea.setAttribute('disabled', true);4textarea.setAttribute('placeholder', 'Enter your name');5textarea.setAttribute('minlength', 1);6textarea.setAttribute('maxlength', 20);7textarea.setAttribute('required', true);8textarea.setAttribute('readonly', true);9textarea.setAttribute('error', 'Please enter a valid value');10textarea.setAttribute('label', 'Enter your name');11textarea.setAttribute('rows', 3);12textarea.setAttribute('cols', 50);13textarea.setAttribute('pattern', '[a-zA-Z]+');14textarea.setAttribute('spellcheck', true);15textarea.setAttribute('wrap', 'soft');16textarea.setAttribute('autofocus', true);17textarea.setAttribute('autocomplete', 'off');18textarea.setAttribute('autocapitalize', 'off');19textarea.setAttribute('autocorrect', 'off');20textarea.setAttribute('name', 'name');21textarea.setAttribute('id', 'name');22textarea.setAttribute('tabindex', 1);23textarea.setAttribute('dir', 'rtl');24textarea.setAttribute('lang', 'en');25textarea.setAttribute('title', 'Enter your name');26textarea.setAttribute('class', 'form-control');27textarea.setAttribute('style', 'width: 100%');28class WpTextarea extends HTMLElement {29    constructor() {30        super();31        this.shadow = this.attachShadow({ mode: 'open' });32    }33    connectedCallback() {34        this.render();35    }36    render() {37        const textarea = document.createElement('textarea');38        textarea.setAttribute('value', this.getAttribute('value'));39        textarea.setAttribute('disabled', this.getAttribute('disabled'));40        textarea.setAttribute('placeholder', this.getAttribute('placeholder'));41        textarea.setAttribute('minlength', this.getAttribute('minlength'));42        textarea.setAttribute('maxlength', this.getAttribute('maxlength'));43        textarea.setAttribute('required', this.getAttribute('required'));44        textarea.setAttribute('readonly', this.getAttribute('readonly'));45        textarea.setAttribute('error', this.getAttribute('error'));46        textarea.setAttribute('label', this.getAttribute('label'));

Using AI Code Generation

1class wptextarea extends HTMLElement {2  constructor() {3    super();4    this.attachShadow({ mode: 'open' });5    `;6  }7  get value() {8    return this.shadowRoot.querySelector('textarea').value;9  }10  set value(newValue) {11    this.shadowRoot.querySelector('textarea').value = newValue;12  }13  attributeChangedCallback(name, oldValue, newValue) {14    if (name === 'value') {15      this.value = newValue;16    }17  }18  static get observedAttributes() {19    return ['value'];20  }21}22customElements.define('wp-textarea', wptextarea);23stif ner cbutes(enh mthod'];ntcald24}hisf25axpert dofesl  ceosstTusc(od  ndLighningE {26l p hendlused in(uvon ) {et the initial value of the textarea. The value property is also used in the attributeChangedCallback() method to update the value of the textarea when the value27i.vl=event.target.value;28    }29}30T inkm,ent, api } from 'lwc';31ass Test extends LightningElement {

Using AI Code Generation

1import { LightningElement, api } from 'lwc';2export default class Test extends LightningElement {3    @api text = 'Hello World';4    handleClick() {5        this.text = 'Hello World';6    }7}8    <c-wptext text={text}></c-wptext>9    <button onclick={handleClick}>Click Me</button>

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