我有一些HTML菜单,当用户单击这些菜单的头部时,我会完全显示这些菜单。当用户在菜单区域外单击时,我希望隐藏这些元素。

jQuery是否可以实现这样的功能?

$("#menuscontainer").clickOutsideThisElement(function() {
    // Hide the menus
});

当前回答

$('#propertyType').on("click",function(e){
          self.propertyTypeDialog = !self.propertyTypeDialog;
          b = true;
          e.stopPropagation();
          console.log("input clicked");
      });

      $(document).on('click','body:not(#propertyType)',function (e) {
          e.stopPropagation();
          if(b == true)  {
              if ($(e.target).closest("#configuration").length == 0) {
                  b = false;
                  self.propertyTypeDialog = false;
                  console.log("outside clicked");
              }
          }
        // console.log($(e.target).closest("#configuration").length);
      });

其他回答

可以为DOM元素设置tabindex。当用户在DOM元素外部单击时,这将触发一个模糊事件。

Demo

<div tabindex="1">
    Focus me
</div>

document.querySelector("div").onblur = function(){
   console.log('clicked outside')
}
document.querySelector("div").onfocus = function(){
   console.log('clicked inside')
}

要做到这一点,最广泛的方法是选择网页上的所有内容,除了不希望检测到点击的元素,并在打开菜单时绑定点击事件。

然后,当菜单关闭时,移除绑定。

使用.stopPropagation可防止事件影响菜单容器的任何部分。

$("*").not($("#menuscontainer")).bind("click.OutsideMenus", function ()
{
    // hide the menus

    //then remove all of the handlers
    $("*").unbind(".OutsideMenus");
});

$("#menuscontainer").bind("click.OutsideMenus", function (event) 
{
    event.stopPropagation(); 
});
$("body > div:not(#dvid)").click(function (e) {
    //your code
}); 

Use:

var go = false;
$(document).click(function(){
    if(go){
        $('#divID').hide();
        go = false;
    }
})

$("#divID").mouseover(function(){
    go = false;
});

$("#divID").mouseout(function (){
    go = true;
});

$("btnID").click( function(){
    if($("#divID:visible").length==1)
        $("#divID").hide(); // Toggle
    $("#divID").show();
});

这里还有一个解决方案:

http://jsfiddle.net/zR76D/

用法:

<div onClick="$('#menu').toggle();$('#menu').clickOutside(function() { $(this).hide(); $(this).clickOutside('disable'); });">Open / Close Menu</div>
<div id="menu" style="display: none; border: 1px solid #000000; background: #660000;">I am a menu, whoa is me.</div>

插件:

(function($) {
    var clickOutsideElements = [];
    var clickListener = false;

    $.fn.clickOutside = function(options, ignoreFirstClick) {
        var that = this;
        if (ignoreFirstClick == null) ignoreFirstClick = true;

        if (options != "disable") {
            for (var i in clickOutsideElements) {
                if (clickOutsideElements[i].element[0] == $(this)[0]) return this;
            }

            clickOutsideElements.push({ element : this, clickDetected : ignoreFirstClick, fnc : (typeof(options) != "function") ? function() {} : options });

            $(this).on("click.clickOutside", function(event) {
                for (var i in clickOutsideElements) {
                    if (clickOutsideElements[i].element[0] == $(this)[0]) {
                        clickOutsideElements[i].clickDetected = true;
                    }
                }
            });

            if (!clickListener) {
                if (options != null && typeof(options) == "function") {
                    $('html').click(function() {
                        for (var i in clickOutsideElements) {
                            if (!clickOutsideElements[i].clickDetected) {
                                clickOutsideElements[i].fnc.call(that);
                            }
                            if (clickOutsideElements[i] != null) clickOutsideElements[i].clickDetected = false;
                        }
                    });
                    clickListener = true;
                }
            }
        }
        else {
            $(this).off("click.clickoutside");
            for (var i = 0; i < clickOutsideElements.length; ++i) {
                if (clickOutsideElements[i].element[0] == $(this)[0]) {
                    clickOutsideElements.splice(i, 1);
                }
            }
        }

        return this;
    }
})(jQuery);