jquery.ztree.exhide.js 12.5 KB
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/*
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 * JQuery zTree exHideNodes v3.5.38
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 * http://treejs.cn/
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 *
 * Copyright (c) 2010 Hunter.z
 *
 * Licensed same as jquery - MIT License
 * http://www.opensource.org/licenses/mit-license.php
 *
 * email: hunter.z@263.net
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 * Date: 2019-01-08
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 */
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(function ($) {
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  var _setting = {
    data: {
      key: {
        isHidden: "isHidden"
      }
    }
  };
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  //default init node of exLib
  var _initNode = function (setting, level, n, parentNode, isFirstNode, isLastNode, openFlag) {
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      var isHidden = data.isHidden(setting, n);
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      data.isHidden(setting, n, isHidden);
      data.initHideForExCheck(setting, n);
    },
    //add dom for check
    _beforeA = function (setting, node, html) {
    },
    //update zTreeObj, add method of exLib
    _zTreeTools = function (setting, zTreeTools) {
      zTreeTools.showNodes = function (nodes, options) {
        view.showNodes(setting, nodes, options);
      }
      zTreeTools.showNode = function (node, options) {
        if (!node) {
          return;
        }
        view.showNodes(setting, [node], options);
      }
      zTreeTools.hideNodes = function (nodes, options) {
        view.hideNodes(setting, nodes, options);
      }
      zTreeTools.hideNode = function (node, options) {
        if (!node) {
          return;
        }
        view.hideNodes(setting, [node], options);
      }

      var _checkNode = zTreeTools.checkNode;
      if (_checkNode) {
        zTreeTools.checkNode = function (node, checked, checkTypeFlag, callbackFlag) {
          if (!!node && !!data.isHidden(setting, node)) {
            return;
          }
          _checkNode.apply(zTreeTools, arguments);
        }
      }
    },
    //method of operate data
    _data = {
      initHideForExCheck: function (setting, n) {
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        var isHidden = data.isHidden(setting, n);
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        if (isHidden && setting.check && setting.check.enable) {
          if (typeof n._nocheck == "undefined") {
            n._nocheck = !!n.nocheck
            n.nocheck = true;
          }
          n.check_Child_State = -1;
          if (view.repairParentChkClassWithSelf) {
            view.repairParentChkClassWithSelf(setting, n);
          }
        }
      },
      initShowForExCheck: function (setting, n) {
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        var isHidden = data.isHidden(setting, n);
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        if (!isHidden && setting.check && setting.check.enable) {
          if (typeof n._nocheck != "undefined") {
            n.nocheck = n._nocheck;
            delete n._nocheck;
          }
          if (view.setChkClass) {
            var checkObj = $$(n, consts.id.CHECK, setting);
            view.setChkClass(setting, checkObj, n);
          }
          if (view.repairParentChkClassWithSelf) {
            view.repairParentChkClassWithSelf(setting, n);
          }
        }
      }
    },
    //method of operate ztree dom
    _view = {
      clearOldFirstNode: function (setting, node) {
        var n = node.getNextNode();
        while (!!n) {
          if (n.isFirstNode) {
            n.isFirstNode = false;
            view.setNodeLineIcos(setting, n);
            break;
          }
          if (n.isLastNode) {
            break;
          }
          n = n.getNextNode();
        }
      },
      clearOldLastNode: function (setting, node, openFlag) {
        var n = node.getPreNode();
        while (!!n) {
          if (n.isLastNode) {
            n.isLastNode = false;
            if (openFlag) {
              view.setNodeLineIcos(setting, n);
            }
            break;
          }
          if (n.isFirstNode) {
            break;
          }
          n = n.getPreNode();
        }
      },
      makeDOMNodeMainBefore: function (html, setting, node) {
        var isHidden = data.isHidden(setting, node);
        html.push("<li ", (isHidden ? "style='display:none;' " : ""), "id='", node.tId, "' class='", consts.className.LEVEL, node.level, "' tabindex='0' hidefocus='true' treenode>");
      },
      showNode: function (setting, node, options) {
        data.isHidden(setting, node, false);
        data.initShowForExCheck(setting, node);
        $$(node, setting).show();
      },
      showNodes: function (setting, nodes, options) {
        if (!nodes || nodes.length == 0) {
          return;
        }
        var pList = {}, i, j;
        for (i = 0, j = nodes.length; i < j; i++) {
          var n = nodes[i];
          if (!pList[n.parentTId]) {
            var pn = n.getParentNode();
            pList[n.parentTId] = (pn === null) ? data.getRoot(setting) : n.getParentNode();
          }
          view.showNode(setting, n, options);
        }
        for (var tId in pList) {
          var children = data.nodeChildren(setting, pList[tId]);
          view.setFirstNodeForShow(setting, children);
          view.setLastNodeForShow(setting, children);
        }
      },
      hideNode: function (setting, node, options) {
        data.isHidden(setting, node, true);
        node.isFirstNode = false;
        node.isLastNode = false;
        data.initHideForExCheck(setting, node);
        view.cancelPreSelectedNode(setting, node);
        $$(node, setting).hide();
      },
      hideNodes: function (setting, nodes, options) {
        if (!nodes || nodes.length == 0) {
          return;
        }
        var pList = {}, i, j;
        for (i = 0, j = nodes.length; i < j; i++) {
          var n = nodes[i];
          if ((n.isFirstNode || n.isLastNode) && !pList[n.parentTId]) {
            var pn = n.getParentNode();
            pList[n.parentTId] = (pn === null) ? data.getRoot(setting) : n.getParentNode();
          }
          view.hideNode(setting, n, options);
        }
        for (var tId in pList) {
          var children = data.nodeChildren(setting, pList[tId]);
          view.setFirstNodeForHide(setting, children);
          view.setLastNodeForHide(setting, children);
        }
      },
      setFirstNode: function (setting, parentNode) {
        var children = data.nodeChildren(setting, parentNode);
        var isHidden = data.isHidden(setting, children[0], false);
        if (children.length > 0 && !isHidden) {
          children[0].isFirstNode = true;
        } else if (children.length > 0) {
          view.setFirstNodeForHide(setting, children);
        }
      },
      setLastNode: function (setting, parentNode) {
        var children = data.nodeChildren(setting, parentNode);
        var isHidden = data.isHidden(setting, children[0]);
        if (children.length > 0 && !isHidden) {
          children[children.length - 1].isLastNode = true;
        } else if (children.length > 0) {
          view.setLastNodeForHide(setting, children);
        }
      },
      setFirstNodeForHide: function (setting, nodes) {
        var n, i, j;
        for (i = 0, j = nodes.length; i < j; i++) {
          n = nodes[i];
          if (n.isFirstNode) {
            break;
          }
          var isHidden = data.isHidden(setting, n);
          if (!isHidden && !n.isFirstNode) {
            n.isFirstNode = true;
            view.setNodeLineIcos(setting, n);
            break;
          } else {
            n = null;
          }
        }
        return n;
      },
      setFirstNodeForShow: function (setting, nodes) {
        var n, i, j, first, old;
        for (i = 0, j = nodes.length; i < j; i++) {
          n = nodes[i];
          var isHidden = data.isHidden(setting, n);
          if (!first && !isHidden && n.isFirstNode) {
            first = n;
            break;
          } else if (!first && !isHidden && !n.isFirstNode) {
            n.isFirstNode = true;
            first = n;
            view.setNodeLineIcos(setting, n);
          } else if (first && n.isFirstNode) {
            n.isFirstNode = false;
            old = n;
            view.setNodeLineIcos(setting, n);
            break;
          } else {
            n = null;
          }
        }
        return {"new": first, "old": old};
      },
      setLastNodeForHide: function (setting, nodes) {
        var n, i;
        for (i = nodes.length - 1; i >= 0; i--) {
          n = nodes[i];
          if (n.isLastNode) {
            break;
          }
          var isHidden = data.isHidden(setting, n);
          if (!isHidden && !n.isLastNode) {
            n.isLastNode = true;
            view.setNodeLineIcos(setting, n);
            break;
          } else {
            n = null;
          }
        }
        return n;
      },
      setLastNodeForShow: function (setting, nodes) {
        var n, i, j, last, old;
        for (i = nodes.length - 1; i >= 0; i--) {
          n = nodes[i];
          var isHidden = data.isHidden(setting, n);
          if (!last && !isHidden && n.isLastNode) {
            last = n;
            break;
          } else if (!last && !isHidden && !n.isLastNode) {
            n.isLastNode = true;
            last = n;
            view.setNodeLineIcos(setting, n);
          } else if (last && n.isLastNode) {
            n.isLastNode = false;
            old = n;
            view.setNodeLineIcos(setting, n);
            break;
          } else {
            n = null;
          }
        }
        return {"new": last, "old": old};
      }
    },
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    _z = {
      view: _view,
      data: _data
    };
  $.extend(true, $.fn.zTree._z, _z);
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  var zt = $.fn.zTree,
    tools = zt._z.tools,
    consts = zt.consts,
    view = zt._z.view,
    data = zt._z.data,
    event = zt._z.event,
    $$ = tools.$;
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  data.isHidden = function (setting, node, newIsHidden) {
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    if (!node) {
      return false;
    }
    var key = setting.data.key.isHidden;
    if (typeof newIsHidden !== 'undefined') {
      if (typeof newIsHidden === "string") {
        newIsHidden = tools.eqs(checked, "true");
      }
      newIsHidden = !!newIsHidden;
      node[key] = newIsHidden;
    }
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    return !!node[key];
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  };

  data.exSetting(_setting);
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  data.addInitNode(_initNode);
  data.addBeforeA(_beforeA);
  data.addZTreeTools(_zTreeTools);
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//	Override method in core
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  var _dInitNode = data.initNode;
  data.initNode = function (setting, level, node, parentNode, isFirstNode, isLastNode, openFlag) {
    var tmpPNode = (parentNode) ? parentNode : data.getRoot(setting),
      children = tmpPNode[setting.data.key.children];
    data.tmpHideFirstNode = view.setFirstNodeForHide(setting, children);
    data.tmpHideLastNode = view.setLastNodeForHide(setting, children);
    if (openFlag) {
      view.setNodeLineIcos(setting, data.tmpHideFirstNode);
      view.setNodeLineIcos(setting, data.tmpHideLastNode);
    }
    isFirstNode = (data.tmpHideFirstNode === node);
    isLastNode = (data.tmpHideLastNode === node);
    if (_dInitNode) _dInitNode.apply(data, arguments);
    if (openFlag && isLastNode) {
      view.clearOldLastNode(setting, node, openFlag);
    }
  };
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  var _makeChkFlag = data.makeChkFlag;
  if (!!_makeChkFlag) {
    data.makeChkFlag = function (setting, node) {
      if (!!node && !!data.isHidden(setting, node)) {
        return;
      }
      _makeChkFlag.apply(data, arguments);
    }
  }
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  var _getTreeCheckedNodes = data.getTreeCheckedNodes;
  if (!!_getTreeCheckedNodes) {
    data.getTreeCheckedNodes = function (setting, nodes, checked, results) {
      if (!!nodes && nodes.length > 0) {
        var p = nodes[0].getParentNode();
        if (!!p && !!data.isHidden(setting, p)) {
          return [];
        }
      }
      return _getTreeCheckedNodes.apply(data, arguments);
    }
  }
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  var _getTreeChangeCheckedNodes = data.getTreeChangeCheckedNodes;
  if (!!_getTreeChangeCheckedNodes) {
    data.getTreeChangeCheckedNodes = function (setting, nodes, results) {
      if (!!nodes && nodes.length > 0) {
        var p = nodes[0].getParentNode();
        if (!!p && !!data.isHidden(setting, p)) {
          return [];
        }
      }
      return _getTreeChangeCheckedNodes.apply(data, arguments);
    }
  }
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  var _expandCollapseSonNode = view.expandCollapseSonNode;
  if (!!_expandCollapseSonNode) {
    view.expandCollapseSonNode = function (setting, node, expandFlag, animateFlag, callback) {
      if (!!node && !!data.isHidden(setting, node)) {
        return;
      }
      _expandCollapseSonNode.apply(view, arguments);
    }
  }
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  var _setSonNodeCheckBox = view.setSonNodeCheckBox;
  if (!!_setSonNodeCheckBox) {
    view.setSonNodeCheckBox = function (setting, node, value, srcNode) {
      if (!!node && !!data.isHidden(setting, node)) {
        return;
      }
      _setSonNodeCheckBox.apply(view, arguments);
    }
  }
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  var _repairParentChkClassWithSelf = view.repairParentChkClassWithSelf;
  if (!!_repairParentChkClassWithSelf) {
    view.repairParentChkClassWithSelf = function (setting, node) {
      if (!!node && !!data.isHidden(setting, node)) {
        return;
      }
      _repairParentChkClassWithSelf.apply(view, arguments);
    }
  }
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})(jQuery);