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Add delay (hover intent) to _mouseOverHandler and settings options #40

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Add delay (hover intent) to _mouseOverHandler and settings options #40

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19 changes: 13 additions & 6 deletions js/jquery-accessibleMegaMenu.js
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Original file line number Diff line number Diff line change
Expand Up @@ -55,7 +55,9 @@ limitations under the License.
panelGroupClass: "accessible-megamenu-panel-group", // default css class for a group of items within a megamenu panel
hoverClass: "hover", // default css class for the hover state
focusClass: "focus", // default css class for the focus state
openClass: "open" // default css class for the open state
openClass: "open", // default css class for the open state
mouseOverDelay: 0, // default delay in milliseconds to determine hover intent so menu doesn't drop when mouse is simply passing over the menu
mouseOutDelay: 250 // default delay in milliseconds when menu will close after mouse exits
},
Keyboard = {
BACKSPACE: 8,
Expand Down Expand Up @@ -647,11 +649,16 @@ limitations under the License.
* @private
*/
_mouseOverHandler = function (event) {
clearTimeout(this.mouseTimeoutID);
$(event.target)
var that = this;
$(event.target)
.addClass(this.settings.hoverClass);
_togglePanel.call(this, event);
if ($(event.target).is(':tabbable')) {

that.mouseTimeoutID = setTimeout(function () {
if ($(event.target).is(':hover')) { // if still hovering, then show menu...
_togglePanel.call(that, event);
}
}, this.settings.mouseOverDelay);
if ($(event.target).is(':tabbable')) {
$('html').on('keydown.accessible-megamenu', $.proxy(_keyDownHandler, event.target));
}
};
Expand All @@ -671,7 +678,7 @@ limitations under the License.

that.mouseTimeoutID = setTimeout(function () {
_togglePanel.call(that, event, true);
}, 250);
}, this.settings.mouseOutDelay );
if ($(event.target).is(':tabbable')) {
$('html').off('keydown.accessible-megamenu');
}
Expand Down