/** 配置：知识点管理 */

var setting = {

    view: {

        showIcon: false,

        addDiyDom: addPrevDom,

        addHoverDom: addHoverDom,

        removeHoverDom: removeHoverDom,

        selectedMulti: false

    },

    callback: {

        beforeDrag: beforeDrag,

        beforeDrop: beforeDrop,

        beforeRemove: beforeRemove,

        beforeRename: beforeRename,

        beforeExpand: beforeExpand

    },

    edit: {

        drag: {

            isCopy: false,

            isMove: true

        },

        enable: true,

        editNameSelectAll: true,

        removeTitle: '删除知识点',

        renameTitle: '修改知识点名称',

    }

};

setting

/** 添加根节点前科目标记 */

function addPrevDom(treeId, treeNode) {

    if (treeNode.level == 0) {

        var aObj = $("#" + treeNode.tId + "_a");

        var prevStr = "<span>[数学]</span>";

        aObj.before(prevStr);

    }

}

/** 节点拖拽 */

function beforeDrag(treeId, treeNodes) {

    for (var i=0,l=treeNodes.length; i<l; i++) {

        if (treeNodes[i].drag === false) {

            curDragNodes = null;

            return false;

        } else if (treeNodes[i].parentTId && treeNodes[i].getParentNode().childDrag === false) {

            curDragNodes = null;

            return false;

        }

    }

    curDragNodes = treeNodes;

    return true;

}

function beforeDrop(treeId, treeNodes, targetNode, moveType) {

    return targetNode ? targetNode.drop !== false : true;

}

/** 修改节点名称 */

function beforeRename(treeId, treeNode, newName) {

    if (newName.length == 0) {

        var zTree = $.fn.zTree.getZTreeObj("manageTree");

        zTree.cancelEditName();

        return false;

    }

    return true;

}

/** 删除节点 */

function beforeRemove(treeId, treeNode) {

    var _modal = $("#model-delete");

    $(".tips-delete",_modal).children("span").text(treeNode.name);

    _modal.modal("show");

    //确定按钮事件

    $("#btn-do-delete").click(function() {

        var zTree = $.fn.zTree.getZTreeObj("manageTree");

        zTree.removeNode(treeNode);

        _modal.modal("hide");

    });

    return false;

}

/** 添加鼠标经过显示编辑图标 */

var newCount = 1;

function addHoverDom(treeId, treeNode) {

    //最底层节点不能添加子节点

    if (treeNode.level > 2) {

        return;

    }

    var sObj = $("#" + treeNode.tId + "_span");

    if (treeNode.editNameFlag || $("#addBtn_" + treeNode.tId).length > 0) return;

    var addStr = "<span class='button add' id='addBtn_" + treeNode.tId + "' title='新增子节点' onfocus='this.blur();'></span>";

    sObj.after(addStr);

    var btn = $("#addBtn_" + treeNode.tId);

    if (btn) btn.bind("click", function() {

        var zTree = $.fn.zTree.getZTreeObj("manageTree");

        zTree.addNodes(treeNode, {

            pId: treeNode.id,

            name: "新节点" + (newCount++)

        });

        return false;

    });

};

/** 移除鼠标经过事件 */

function removeHoverDom(treeId, treeNode) {

    $("#addBtn_" + treeNode.tId).unbind().remove();

};

/** 展开所有子节点 */

function beforeExpand(treeId, treeNode) {

    var zTree = $.fn.zTree.getZTreeObj("manageTree");

    zTree.expandNode(treeNode, true, true, false);

    return false;

}