4

hao

2025-04-16 c5fb1fbcbb2bf4d511773d348f9ef625855c61fc

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<div class="apiDetail">
<div>
    <h2><span>Function(treeId, treeNode)</span><span class="path">setting.view.</span>addHoverDom</h2>
    <h3>概述<span class="h3_info">[ 依赖 <span class="highlight_green">jquery.ztree.exedit</span> 扩展 js ]</span></h3>
    <div class="desc">
        <p></p>
        <div class="longdesc">
            <p>用于当鼠标移动到节点上时，显示用户自定义控件，显示隐藏状态同 zTree 内部的编辑、删除按钮</p>
            <p class="highlight_red">请务必与 <span class="highlight_red">setting.view.removeHoverDom</span> 同时使用；属于高级应用，使用时请确保对 zTree 比较了解。</p>
            <p>默认值：null</p>
        </div>
    </div>
    <h3>Function 参数说明</h3>
    <div class="desc">
    <h4><b>treeId</b><span>String</span></h4>
    <p>对应 zTree 的 <b class="highlight_red">treeId</b>，便于用户操控</p>
    <h4 class="topLine"><b>treeNode</b><span>JSON</span></h4>
    <p>需要显示自定义控件的节点 JSON 数据对象</p>
    </div>
    <h3>setting & function 举例</h3>
    <h4>1. 设置鼠标移到节点上，在后面显示一个按钮</h4>
    <pre xmlns=""><code>var setting = {
    view: {
        addHoverDom: addHoverDom,
        removeHoverDom: removeHoverDom,
        ......
    }
};
function addHoverDom(treeId, treeNode) {
    var aObj = $("#" + treeNode.tId + "_a");
    if ($("#diyBtn_"+treeNode.id).length>0) return;
    var editStr = "&lt;span id='diyBtn_space_" +treeNode.id+ "' &gt;&nbsp;&lt;/span&gt;"
        + "&lt;button type='button' class='diyBtn1' id='diyBtn_" + treeNode.id
        + "' title='"+treeNode.name+"' onfocus='this.blur();'&gt;&lt;/button&gt;";
    aObj.append(editStr);
    var btn = $("#diyBtn_"+treeNode.id);
    if (btn) btn.bind("click", function(){alert("diy Button for " + treeNode.name);});
};
function removeHoverDom(treeId, treeNode) {
    $("#diyBtn_"+treeNode.id).unbind().remove();
    $("#diyBtn_space_" +treeNode.id).unbind().remove();
};
......</code></pre>
</div>
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