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Merge "Sidebar: Collapses at lower resolutions"

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jenkins-bot 2022-09-08 20:50:17 +00:00 committed by Gerrit Code Review
parent 97cf735de2 365d3902c9
commit bcfc94090b
1 changed files with 57 additions and 2 deletions
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59
resources/skins.vector.js/sidebarPersistence.js
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@ -11,6 +11,18 @@ var /** @type {MwApi} */api,
SIDEBAR_CHECKBOX_ID = 'mw-sidebar-checkbox',
SIDEBAR_PREFERENCE_NAME = 'VectorSidebarVisible';
/**
* Checks if persistent is enabled at current time.
* When a user is using a browser with a screen resolution of < 1000 it is assumed
* that it is preferred that the sidebar remains closed across page views, as otherwise
* it gets in the way of reading. More context at T316191.
*
* @return {boolean}
*/
function isPersistentEnabled() {
return window.innerWidth >= 1000;
}
/**
* Execute a debounced API request to save the sidebar user preference.
* The request is meant to fire 1000 milliseconds after the last click on
@ -46,17 +58,60 @@ function saveSidebarState( checkbox ) {
*/
function bindSidebarClickEvent( checkbox, button ) {
if ( checkbox instanceof HTMLInputElement && button ) {
checkbox.addEventListener( 'input', saveSidebarState( checkbox ) );
var handler = saveSidebarState( checkbox );
checkbox.addEventListener( 'input', function () {
if ( isPersistentEnabled() ) {
handler();
}
} );
}
}
/**
* Collapses the sidebar if screen resolution too small.
*
* @param {HTMLInputElement} checkbox
*/
function collapseSidebar( checkbox ) {
if ( checkbox.checked ) {
checkbox.checked = false;
saveSidebarState( checkbox )();
}
}
function init() {
var checkbox = window.document.getElementById( SIDEBAR_CHECKBOX_ID ),
var checkbox = /** @type {HTMLInputElement|null} */ (
window.document.getElementById( SIDEBAR_CHECKBOX_ID )
),
button = window.document.getElementById( SIDEBAR_BUTTON_ID );
if ( mw.config.get( 'wgUserName' ) && !mw.config.get( 'wgVectorDisableSidebarPersistence' ) ) {
bindSidebarClickEvent( checkbox, button );
}
// If the user has resized their window, an open sidebar will be taking up lots of space
// so we should disable it.
// When this happens the user must expand it again manually, to avoid conflicts with multiple
// open windows (for example when an editor is viewing 2 articles side by side).
if ( checkbox ) {
var mediaQuery = window.matchMedia( '(max-width: 1000px)' );
var onMediaQueryChange = function ( /** @type {MediaQueryListEvent} */ event ) {
if ( event.matches ) {
// @ts-ignore we checked it already.
collapseSidebar( checkbox );
}
};
if ( mediaQuery.matches ) {
collapseSidebar( checkbox );
}
if ( mediaQuery.addEventListener ) {
mediaQuery.addEventListener( 'change', onMediaQueryChange );
} else {
// Before Safari 14, MediaQueryList is based on EventTarget,
// so you must use addListener() and removeListener() to observe media query lists.
mediaQuery.addListener( onMediaQueryChange );
}
}
}
module.exports = {