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Signed-off-by: Phillip Kruger <[email protected]> (cherry picked from commit 7d1b7eb)
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98
extensions/vertx-http/dev-ui-resources/src/main/resources/dev-ui/qwc/qwc-theme-switch.js
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,98 @@ | ||
| import { LitElement, html, css } from 'lit'; | ||
| import { themeState } from 'theme-state'; | ||
| import { StorageController } from 'storage-controller'; | ||
| import '@vaadin/button'; | ||
|
|
||
| /** | ||
| * Basic theme switch | ||
| */ | ||
| export class QwcThemeSwitch extends LitElement { | ||
| storageControl = new StorageController(this); | ||
|
|
||
| themes = [ | ||
| { id: 0, name: 'Desktop', icon: 'font-awesome-solid:desktop' }, | ||
| { id: 1, name: 'Light', icon: 'font-awesome-solid:sun' }, | ||
| { id: 2, name: 'Dark', icon: 'font-awesome-solid:moon' } | ||
| ]; | ||
|
|
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| static styles = css` | ||
| .themeButton { | ||
| padding-left: 10px; | ||
| } | ||
| .button { | ||
| --vaadin-button-background: var(--lumo-base-color); | ||
| } | ||
| `; | ||
|
|
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| static properties = { | ||
| _selectedThemeIndex: {state: true}, | ||
| }; | ||
|
|
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| constructor() { | ||
| super(); | ||
| this._restoreThemePreference(); | ||
| } | ||
|
|
||
| connectedCallback() { | ||
| super.connectedCallback(); | ||
| this._desktopTheme = "dark"; // default | ||
| if(window.matchMedia){ | ||
| if(window.matchMedia('(prefers-color-scheme: light)').matches){ | ||
| this._desktopTheme = "light"; | ||
| } | ||
|
|
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| // Change theme setting when OS theme change | ||
| window.matchMedia('(prefers-color-scheme: light)').addEventListener('change', e => { | ||
| if(e.matches){ | ||
| this._desktopTheme = "light"; | ||
| }else{ | ||
| this._desktopTheme = "dark"; | ||
| } | ||
| if(this._selectedThemeIndex===0){ | ||
| this._changeToSelectedThemeIndex(); | ||
| } | ||
| }); | ||
| } | ||
|
|
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| this._changeToSelectedThemeIndex(); | ||
| } | ||
|
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| render() { | ||
| let theme = this.themes[this._selectedThemeIndex]; | ||
|
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| return html`<div class="themeButton"> | ||
| <vaadin-button theme="icon" aria-label="${theme.name}" title="${theme.name} theme" class="button" @click="${this._nextTheme}"> | ||
| <vaadin-icon icon="${theme.icon}"></vaadin-icon> | ||
| </vaadin-button> | ||
| </div>`; | ||
| } | ||
|
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| _nextTheme(e){ | ||
| this._selectedThemeIndex = (this._selectedThemeIndex + 1) % this.themes.length; | ||
| this._changeToSelectedThemeIndex(); | ||
| } | ||
|
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| _changeToSelectedThemeIndex(){ | ||
| let theme = this.themes[this._selectedThemeIndex]; | ||
| this.storageControl.set('theme-preference', theme.id); | ||
|
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| if(theme.id === 0){ // Desktop | ||
| themeState.changeTo(this._desktopTheme); | ||
| }else { | ||
| themeState.changeTo(theme.name.toLowerCase()); | ||
| } | ||
|
|
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| } | ||
|
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| _restoreThemePreference() { | ||
| const storedValue = this.storageControl.get("theme-preference"); | ||
| if(storedValue){ | ||
| this._selectedThemeIndex = storedValue; | ||
| } else { | ||
| this._selectedThemeIndex = 0; | ||
| } | ||
| } | ||
|
|
||
|
|
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| } | ||
| customElements.define('qwc-theme-switch', QwcThemeSwitch); |