el-tree .el-tree-node__expand-icon.expanded {
-webkit-transform: rotate(0deg);
transform: rotate(0deg);
}
.el-tree .el-tree-node__expand-icon.expanded {
-webkit-transform: rotate(0deg);
transform: rotate(0deg);
}
有子节点 且未展开
.el-tree .el-icon-caret-right:before {
background: url('~@/assets/tree/add.png') no-repeat 0 3px;
content: '';
display: block;
width: 16px;
height: 16px;
font-size: 16px;
background-size: 16px;
}
有子节点 且已展开
.el-tree .el-tree-node__expand-icon.expanded.el-icon-caret-right:before {
background: url('~@/assets/tree/minus.png') no-repeat 0 3px;
content: '';
display: block;
width: 16px;
height: 16px;
font-size: 16px;
background-size: 16px;
}
没有子节点
.el-tree .el-tree-node__expand-icon.is-leaf::before {
background: #fff;
content: '';
display: block;
width: 16px;
height: 16px;
font-size: 16px;
background-size: 16px;
}