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Added code and a setting to allow unfold of child menus on hover #170

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Added code and a setting to allow unfold of child menus on hover #170

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1 change: 1 addition & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -54,6 +54,7 @@ slicknav.css can be modified to fit website design
'allowParentLinks': false // Allow clickable links as parent elements.
'nestedParentLinks': true // If false, parent links will be separated from the sub-menu toggle.
'showChildren': false // Show children of parent links by default.
'showChildrenOnHover': false // Show children of parent links when hovering over parent.
'removeIds': true // Remove IDs from all menu elements. Defaults to false if duplicate set to false.
'removeClasses': false // Remove classes from all menu elements.
'brand': '' // Add branding to menu bar.
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32 changes: 32 additions & 0 deletions jquery.slicknav.js
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Expand Up @@ -16,6 +16,7 @@
allowParentLinks: false,
nestedParentLinks: true,
showChildren: false,
showChildrenOnHover: false,
removeIds: true,
removeClasses: false,
removeStyles: false,
Expand Down Expand Up @@ -257,6 +258,37 @@
$this._itemClick($(this));
});

// toggle submenus on hover
if (settings.showChildrenOnHover) {
$('.'+prefix+'_parent,.'+prefix+'_open' ).mouseenter(function (event) {
event.preventDefault();
var parentEl=$(event.target).closest('.'+prefix+'_parent');
var sub_menu = parentEl.children('ul');
if (!parentEl.hasClass(prefix+'_collapsed')) {
return;
}
parentEl.removeClass(prefix+'_collapsed');
parentEl.addClass(prefix+'_open');
parentEl.addClass(prefix+'_animating');
var arrow = parentEl.children('.'+prefix+'_item').children('.'+prefix+'_arrow');
arrow.html(settings.openedSymbol);
$this._visibilityToggle(sub_menu, parentEl, true, parentEl);
}).mouseleave(function (event) {
event.preventDefault();
var parentEl=$(event.target).closest('.'+prefix+'_parent');
var sub_menu = parentEl.children('ul');
if (!parentEl.hasClass(prefix+'_open')) {
return;
}
parentEl.addClass(prefix+'_collapsed');
parentEl.removeClass(prefix+'_open');
parentEl.addClass(prefix+'_animating');
var arrow = parentEl.children('.'+prefix+'_item').children('.'+prefix+'_arrow');
arrow.html(settings.closedSymbol);
$this._visibilityToggle(sub_menu, parentEl, true, parentEl);
});
}

// check for keyboard events on menu button and menu parents
$($this.btn).keydown(function (e) {
var ev = e || event;
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