$.collapsibleTabs.handleResize();
return this;
};
- /**
- * Returns the amount of horizontal distance between the two tabs groups
- * (#left-navigation and #right-navigation), in pixels. If negative, this
- * means that the tabs overlap, and the value is the width of overlapping
- * parts.
- *
- * Used in default expandCondition and collapseCondition.
- *
- * @return {Numeric} distance/overlap in pixels
- */
- function calculateTabDistance() {
- var $leftTab, $rightTab, leftEnd, rightStart;
-
- // In RTL, #right-navigation is actually on the left and vice versa.
- // Hooray for descriptive naming.
- if ( !rtl ) {
- $leftTab = $( '#left-navigation' );
- $rightTab = $( '#right-navigation' );
- } else {
- $leftTab = $( '#right-navigation' );
- $rightTab = $( '#left-navigation' );
- }
-
- leftEnd = $leftTab.offset().left + $leftTab.width();
- rightStart = $rightTab.offset().left;
-
- return rightStart - leftEnd;
- }
$.collapsibleTabs = {
instances: [],
boundEvent: null,
shifting: false,
expandCondition: function ( eleWidth ) {
// 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.
- return calculateTabDistance() >= (eleWidth + 1);
+ // We add 1 because .width() will truncate fractional values but .offset() will not.
+ return $.collapsibleTabs.calculateTabDistance() >= eleWidth + 1;
},
collapseCondition: function () {
// If there's an overlap, collapse.
- return calculateTabDistance() < 0;
+ return $.collapsibleTabs.calculateTabDistance() < 0;
}
},
addData: function ( $collapsible ) {
}
} )
);
+ },
+ /**
+ * Returns the amount of horizontal distance between the two tabs groups
+ * (#left-navigation and #right-navigation), in pixels. If negative, this
+ * means that the tabs overlap, and the value is the width of overlapping
+ * parts.
+ *
+ * Used in default expandCondition and collapseCondition.
+ *
+ * @return {Numeric} distance/overlap in pixels
+ */
+ calculateTabDistance: function () {
+ var $leftTab, $rightTab, leftEnd, rightStart;
+
+ // In RTL, #right-navigation is actually on the left and vice versa.
+ // Hooray for descriptive naming.
+ if ( !rtl ) {
+ $leftTab = $( '#left-navigation' );
+ $rightTab = $( '#right-navigation' );
+ } else {
+ $leftTab = $( '#right-navigation' );
+ $rightTab = $( '#left-navigation' );
+ }
+
+ leftEnd = $leftTab.offset().left + $leftTab.width();
+ rightStart = $rightTab.offset().left;
+
+ return rightStart - leftEnd;
}
};
/**
* Collapsible tabs for Vector
*/
- var $cactions = $( '#p-cactions' );
+ var $cactions = $( '#p-cactions' ),
+ $tabContainer = $( '#p-views ul' ),
+ originalDropdownWidth = $cactions.width();
// Bind callback functions to animate our drop down menu in and out
// and then call the collapsibleTabs function on the menu
- $( '#p-views ul' )
+ $tabContainer
.bind( 'beforeTabCollapse', function () {
// If the dropdown was hidden, show it
if ( $cactions.hasClass( 'emptyPortlet' ) ) {
$cactions
.removeClass( 'emptyPortlet' )
.find( 'h3' )
- .css( 'width', '1px' ).animate( { 'width': '24px' }, 390 );
+ .css( 'width', '1px' ).animate( { 'width': originalDropdownWidth }, 'normal' );
}
} )
.bind( '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' }, 390, function () {
+ $cactions.find( 'h3' ).animate( { 'width': '1px' }, 'normal', function () {
$( this ).attr( 'style', '' )
.parent().addClass( 'emptyPortlet' );
});
}
} )
- .collapsibleTabs();
+ .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 - originalDropdownWidth;
+ } else {
+ return false;
+ }
+ }
+ },
+ collapseCondition: function () {
+ // (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?
+
+ // If there's an overlap, collapse.
+ if ( $.collapsibleTabs.calculateTabDistance() < 0 ) {
+ // But only if the width of the tab to collapse is smaller than the width of the dropdown
+ // we would have to insert. An example language where this happens is Lithuanian (lt).
+ if ( $cactions.hasClass( 'emptyPortlet' ) ) {
+ return $tabContainer.children( 'li.collapsible:last' ).width() > originalDropdownWidth;
+ } else {
+ return true;
+ }
+ } else {
+ return false;
+ }
+ }
+ } );
} );