Current File : //proc/thread-self/root/www/varak.net/wiki.varak.net/skins/Vector/vector.js
/**
* Vector-specific scripts
*/
jQuery( function ( $ ) {
/**
* Collapsible tabs
*/
var $cactions = $( '#p-cactions' ),
$tabContainer = $( '#p-views ul' ),
rAF = window.requestAnimationFrame || setTimeout,
// Avoid forced style calculation during page load
initialCactionsWidth = function () {
var width = $cactions.width();
initialCactionsWidth = function () {
return width;
};
return width;
};
rAF( initialCactionsWidth );
/**
* Focus search input at the very end
*/
$( '#searchInput' ).attr( 'tabindex', $( document ).lastTabIndex() + 1 );
// Bind callback functions to animate our drop down menu in and out
// and then call the collapsibleTabs function on the menu
$tabContainer
.on( 'beforeTabCollapse', function () {
// If the dropdown was hidden, show it
if ( $cactions.hasClass( 'emptyPortlet' ) ) {
$cactions.removeClass( 'emptyPortlet' );
$cactions.find( 'h3' )
.css( 'width', '1px' )
.animate( { width: initialCactionsWidth() }, 'normal' );
}
} )
.on( 'beforeTabExpand', function () {
// If we're removing the last child node right now, hide the dropdown
if ( $cactions.find( 'li' ).length === 1 ) {
$cactions.find( 'h3' ).animate( { width: '1px' }, 'normal', function () {
$( this ).attr( 'style', '' )
.parent().addClass( 'emptyPortlet' );
} );
}
} )
.collapsibleTabs( {
expandCondition: function ( eleWidth ) {
// This looks a bit awkward because we're doing expensive queries as late
// as possible.
var distance = $.collapsibleTabs.calculateTabDistance();
// If there are at least eleWidth + 1 pixels of free space, expand.
// We add 1 because .width() will truncate fractional values but .offset() will not.
if ( distance >= eleWidth + 1 ) {
return true;
} else {
// Maybe we can still expand? Account for the width of the "Actions" dropdown
// if the expansion would hide it.
if ( $cactions.find( 'li' ).length === 1 ) {
return distance >= eleWidth + 1 - initialCactionsWidth();
} else {
return false;
}
}
},
collapseCondition: function () {
var collapsibleWidth = 0;
// This looks a bit awkward because we're doing expensive queries as late
// as possible.
// TODO: The dropdown itself should probably "fold" to just the down-arrow
// (hiding the text) if it can't fit on the line?
// Never collapse if there is no overlap.
if ( $.collapsibleTabs.calculateTabDistance() >= 0 ) {
return false;
}
// Always collapse if the "More" button is already shown.
if ( !$cactions.hasClass( 'emptyPortlet' ) ) {
return true;
}
$tabContainer.children( 'li.collapsible' ).each( function ( index, element ) {
collapsibleWidth += $( element ).width();
// Stop this possibly expensive loop the moment the condition is met.
return !( collapsibleWidth > initialCactionsWidth() );
} );
return collapsibleWidth > initialCactionsWidth();
}
} );
} );
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