if ( $defaultToggle === undefined ) {
$defaultToggle = null;
}
- if ( $defaultToggle !== null && !$defaultToggle.jquery ) {
- // is optional (may be undefined), but if defined it must be an instance of jQuery.
- // If it's not, abort right away.
- // After this $defaultToggle is either null or a valid jQuery instance.
- return;
- }
// Trigger a custom event to allow callers to hook to the collapsing/expanding,
// allowing the module to be testable, and making it possible to
if ( e ) {
if (
e.type === 'click' &&
- options.linksPassthru &&
e.target.nodeName.toLowerCase() === 'a' &&
- $( e.target ).attr( 'href' ) &&
- $( e.target ).attr( 'href' ) !== '#'
+ $( e.target ).attr( 'href' )
) {
- // Don't fire if a link with href !== '#' was clicked, if requested (for premade togglers by default)
+ // Don't fire if a link was clicked (for premade togglers)
return;
} else if ( e.type === 'keypress' && e.which !== 13 && e.which !== 32 ) {
// Only handle keypresses on the "Enter" or "Space" keys
.toggleClass( 'mw-collapsible-toggle-expanded', wasCollapsed );
}
- // Toggle the text ("Show"/"Hide"), if requested (for default togglers by default)
+ // Toggle the text ("Show"/"Hide") within elements tagged with mw-collapsible-text
if ( options.toggleText ) {
collapseText = options.toggleText.collapseText;
expandText = options.toggleText.expandText;
- $textContainer = $toggle.find( '> a' );
- if ( !$textContainer.length ) {
- $textContainer = $toggle;
+ $textContainer = $collapsible.find( '.mw-collapsible-text' );
+ if ( $textContainer.length ) {
+ $textContainer.text( wasCollapsed ? collapseText : expandText );
}
- $textContainer.text( wasCollapsed ? collapseText : expandText );
}
// And finally toggle the element state itself
this.each( function () {
var $collapsible, collapseText, expandText, $caption, $toggle, actionHandler, buildDefaultToggleLink,
- premadeToggleHandler, $toggleLink, $firstItem, collapsibleId, $customTogglers, firstval;
+ $toggleLink, $firstItem, collapsibleId, $customTogglers, firstval;
// Ensure class "mw-collapsible" is present in case .makeCollapsible()
// is called on element(s) that don't have it yet.
opts = $.extend( defaultOpts, options, opts );
togglingHandler( $( this ), $collapsible, e, opts );
};
+
// Default toggle link. Only build it when needed to avoid jQuery memory leaks (event data).
buildDefaultToggleLink = function () {
- return $( '<a>' )
- .attr( {
- role: 'button',
- tabindex: 0
- } )
+ return $( '<a class="mw-collapsible-text"></a>' )
.text( collapseText )
- .wrap( '<span class="mw-collapsible-toggle"></span>' )
- .parent()
- .prepend( '<span class="mw-collapsible-bracket">[</span>' )
- .append( '<span class="mw-collapsible-bracket">]</span>' )
+ .wrap( '<span class="mw-collapsible-toggle"></span>' ).parent()
+ .attr( {
+ role: 'button',
+ tabindex: 0
+ } )
+ .prepend( '<span>[</span>' )
+ .append( '<span>]</span>' )
.on( 'click.mw-collapsible keypress.mw-collapsible', actionHandler );
};
- // Default handler for clicking on premade toggles
- premadeToggleHandler = function ( e, opts ) {
- var defaultOpts = { toggleClasses: true, linksPassthru: true };
- opts = $.extend( defaultOpts, options, opts );
- togglingHandler( $( this ), $collapsible, e, opts );
- };
-
// Check if this element has a custom position for the toggle link
// (ie. outside the container or deeper inside the tree)
if ( options.$customTogglers ) {
if ( !$toggle.length ) {
$toggleLink = buildDefaultToggleLink().appendTo( $caption );
} else {
- actionHandler = premadeToggleHandler;
$toggleLink = $toggle.on( 'click.mw-collapsible keypress.mw-collapsible', actionHandler )
.prop( 'tabIndex', 0 );
}
if ( !$toggle.length ) {
$toggleLink = buildDefaultToggleLink().prependTo( $firstItem.eq( -1 ) );
} else {
- actionHandler = premadeToggleHandler;
$toggleLink = $toggle.on( 'click.mw-collapsible keypress.mw-collapsible', actionHandler )
.prop( 'tabIndex', 0 );
}
$toggleLink = buildDefaultToggleLink();
$toggleLink.wrap( '<li class="mw-collapsible-toggle-li"></li>' ).parent().prependTo( $collapsible );
} else {
- actionHandler = premadeToggleHandler;
$toggleLink = $toggle.on( 'click.mw-collapsible keypress.mw-collapsible', actionHandler )
.prop( 'tabIndex', 0 );
}
if ( !$toggle.length ) {
$toggleLink = buildDefaultToggleLink().prependTo( $collapsible );
} else {
- actionHandler = premadeToggleHandler;
$toggleLink = $toggle.on( 'click.mw-collapsible keypress.mw-collapsible', actionHandler )
.prop( 'tabIndex', 0 );
}