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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,39 @@ | ||
| @page "/test/custom-elements" | ||
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| <h1>Test - Custom Elements</h1> | ||
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| <div style="display: flex; flex-direction:column; gap:12px;"> | ||
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| <div> | ||
| <custom-input id="input-1"></custom-input> | ||
| </div> | ||
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| <div> | ||
| <custom-textarea id="text-area-1"></custom-textarea> | ||
| </div> | ||
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| <div> | ||
| <custom-select id="select-1"> | ||
| <option value="1">One</option> | ||
| <option value="2">Two</option> | ||
| <option value="3">Three</option> | ||
| </custom-select> | ||
| </div> | ||
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| <div> | ||
| <custom-checkbox id="checkbox-1"></custom-checkbox> | ||
| </div> | ||
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| <div> | ||
| <custom-radio-group id="radio-group-1"></custom-radio-group> | ||
| </div> | ||
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| <div> | ||
| <custom-button id="button-1">Click me</custom-button> | ||
| </div> | ||
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| <div> | ||
| <custom-input-button id="input-button-1">Click me</custom-input-button> | ||
| </div> | ||
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| </div> |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,129 @@ | ||
| // define a custom element that includes a normal input element. | ||
| // The custom element will be used to demonstrate how to interact with the input element. | ||
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| class CustomInput extends HTMLElement { | ||
| constructor() { | ||
| super(); | ||
| this.attachShadow({ mode: 'open' }); | ||
| this.input = document.createElement('input'); | ||
| this.input.setAttribute('type', 'text'); | ||
| this.shadowRoot.appendChild(this.input); | ||
| } | ||
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| focus() { this.input.focus(); } | ||
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| get value() { return this.input.value; } | ||
| } | ||
| customElements.define('custom-input', CustomInput); | ||
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| class CustomTextArea extends HTMLElement { | ||
| constructor() { | ||
| super(); | ||
| this.attachShadow({ mode: 'open' }); | ||
| this.textArea = document.createElement('textarea'); | ||
| this.shadowRoot.appendChild(this.textArea); | ||
| } | ||
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| focus() { this.textArea.focus(); } | ||
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| get value() { return this.textArea.value; } | ||
| } | ||
| customElements.define('custom-textarea', CustomTextArea); | ||
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| class CustomCheckbox extends HTMLElement { | ||
| constructor() { | ||
| super(); | ||
| this.attachShadow({ mode: 'open' }); | ||
| this.checkbox = document.createElement('input'); | ||
| this.checkbox.setAttribute('type', 'checkbox'); | ||
| this.shadowRoot.appendChild(this.checkbox); | ||
| } | ||
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| focus() { this.checkbox.focus(); } | ||
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| get checked() { return this.checkbox.checked; } | ||
| } | ||
| customElements.define('custom-checkbox', CustomCheckbox); | ||
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| class CustomSelect extends HTMLElement { | ||
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| constructor() { | ||
| super(); | ||
| this.attachShadow({ mode: 'open' }); | ||
| this.select = document.createElement('select'); | ||
| this.shadowRoot.appendChild(this.select); | ||
| } | ||
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| connectedCallback() { | ||
| const options = this.querySelectorAll('option'); | ||
| options.forEach(option => { | ||
| const selectOption = document.createElement('option'); | ||
| selectOption.textContent = option.textContent; | ||
| selectOption.value = option.value; | ||
| this.select.appendChild(selectOption); | ||
| }); | ||
| } | ||
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| focus() { this.select.focus(); } | ||
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| get value() { return this.select.value; } | ||
| } | ||
| customElements.define('custom-select', CustomSelect); | ||
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| class CustomRadioGroup extends HTMLElement { | ||
| constructor() { | ||
| super(); | ||
| this.attachShadow({ mode: 'open' }); | ||
| const radioGroup = document.createElement('div'); | ||
| this.shadowRoot.appendChild(radioGroup); | ||
| for (let i = 0; i < 3; i++) { | ||
| const radio = document.createElement('input'); | ||
| radio.setAttribute('type', 'radio'); | ||
| radio.setAttribute('name', 'custom-radio-group'); | ||
| radio.setAttribute('value', i); | ||
| if (i == 0) radio.setAttribute('checked', true); | ||
| radioGroup.appendChild(radio); | ||
| } | ||
| } | ||
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| focus() { this.shadowRoot.querySelector('input').focus(); } | ||
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| get value() { return this.shadowRoot.querySelector('input:checked').value; } | ||
| } | ||
| customElements.define('custom-radio-group', CustomRadioGroup); | ||
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| class CustomButton extends HTMLElement { | ||
| constructor() { | ||
| super(); | ||
| this.attachShadow({ mode: 'open' }); | ||
| this.button = document.createElement('button'); | ||
| this.button.textContent = 'Click me'; | ||
| this.shadowRoot.appendChild(this.button); | ||
| } | ||
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| connectedCallback() { | ||
| const text = this.textContent; | ||
| this.button.textContent = text; | ||
| } | ||
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| focus() { this.button.focus(); } | ||
| } | ||
| customElements.define('custom-button', CustomButton); | ||
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| class CustomInputButton extends HTMLElement { | ||
| constructor() { | ||
| super(); | ||
| this.attachShadow({ mode: 'open' }); | ||
| this.input = document.createElement('input'); | ||
| this.input.setAttribute('type', 'button'); | ||
| this.shadowRoot.appendChild(this.input); | ||
| } | ||
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| connectedCallback() { | ||
| const text = this.textContent; | ||
| this.input.value = text; | ||
| } | ||
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| focus() { this.input.focus(); } | ||
| } | ||
| customElements.define('custom-input-button', CustomInputButton); |
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