HierarchyModel Class Reference

对场景树的ui显示进行统一的管理 More...

#include <HierarchyModel.h>

Inheritance diagram for HierarchyModel:

Public Slots
void	selectionChanged (const QItemSelection &selected, const QItemSelection &deselected)
	接收ui中选择变更事件

Public Member Functions
int	objectCount ()
	节点总数
HierarchyObject *	getObject (int i)
	按某种顺序访问节点
HierarchyObject *	createObject (const QString &name)
	创建HierarchyObject并进行一些初始化操作
void	moveObject (HierarchyObject *obj, HierarchyObject *toParent, int toIndex)
	移动树结构中的节点
void	removeObject (HierarchyObject *obj)
	移除一个节点
HierarchyObject *	index2obj (const QModelIndex &index) const
	根据QModelIndex取出对应HierarchyObject
QModelIndex	obj2index (HierarchyObject *obj) const
	根据obj创建index
bool	retrieveDroppedObjects (const QMimeData *data, std::vector< HierarchyObject * > &out_objects) const
	取出mime里面的拖放来源

Public Attributes
HierarchyObject *	root
	树根节点
Widget *	widget
	对应的widget
QModelIndex	lastRightClick
	右键菜单触发时记录下右键点击的节点
HierarchyObject *	lastSelected = NULL
	记录用户选中的最后一个物体

Private Attributes
std::vector< HierarchyObject * >	objects
	储存所有被创建的节点

Detailed Description

对场景树的ui显示进行统一的管理

Note

继承了QAbstractItemModel，用于在treeview中显示场景树

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The documentation for this class was generated from the following files:

• HierarchyModel.h
• HierarchyModel.cpp