vue+iview使用树形控件
1.开发环境 vue+iview
2.电脑系统 windows10专业版
3.在使用 vue+iview开发的过程中,我们经常会使用 iview的树形控件,在这里我就简单的做一个分享,希望对你有所帮助!
4.在template中添加如下代码:


@on-select-change="chentreelick"

:data="treedata"

expand-node
>




@on-select-change="chentreelick"

:data="treedata"

expand-node
>

5.在 return 中添加如下代码:
treedata: [

{

title: "parent 1",

chenshow: false,

expand: true,

children: [

{

title: "parent 1-1",

chenshow: false,

expand: true,

children: [

{

title: "leaf 1-1-1",

chenshow: true,

},

{

title: "leaf 1-1-2",

chenshow: true,

selected: true,

},

],

},

{

title: "parent 1-2",

chenshow: false,

expand: true,

children: [

{

title: "leaf 1-2-1",

chenshow: true,

},

{

title: "leaf 1-2-1",

chenshow: true,

},

],

},

{

title: "parent 1-3",

chenshow: false,

expand: true,

children: [

{

title: "leaf 1-3-1",

chenshow: true,

},

{

title: "leaf 1-3-1",

chenshow: true,

},

],

},

{

title: "parent 1-4",

chenshow: false,

expand: true,

children: [

{

title: "leaf 1-4-1",

chenshow: true,

},

{

title: "leaf 1-4-1",

chenshow: true,

},

],

},

{

title: "parent 1-5",

chenshow: false,

expand: true,

children: [

{

title: "leaf 1-5-1",

chenshow: true,

},

{

title: "leaf 1-5-1",

chenshow: true,

},

],

},

{

title: "parent 1-6",

chenshow: false,

expand: true,

children: [

{

title: "leaf 1-6-1",

chenshow: true,

},

{

title: "leaf 1-6-1",

chenshow: true,

},

],

},

{

title: "parent 1-7",

chenshow: false,

expand: true,

children: [

{

title: "leaf 1-7-1",

chenshow: true,

},

{

title: "leaf 1-7-1",

chenshow: true,

},

],

},

{

title: "parent 1-8",

chenshow: false,

expand: true,

children: [

{

title: "leaf 1-8-1",

chenshow: true,

},

{

title: "leaf 1-8-1",

chenshow: true,

},

],

},

{

title: "parent 1-9",

chenshow: false,

expand: true,

children: [

{

title: "leaf 1-9-1",

chenshow: true,

},

{

title: "leaf 1-9-1",

chenshow: true,

},

],

},

],

},

],

treedata: [

{

title: "parent 1",

chenshow: false,

expand: true,

children: [

{

title: "parent 1-1",

chenshow: false,

expand: true,

children: [

{

title: "leaf 1-1-1",

chenshow: true,

},

{

title: "leaf 1-1-2",

chenshow: true,

selected: true,

},

],

},

{

title: "parent 1-2",

chenshow: false,

expand: true,

children: [

{

title: "leaf 1-2-1",

chenshow: true,

},

{

title: "leaf 1-2-1",

chenshow: true,

},

],

},

{

title: "parent 1-3",

chenshow: false,

expand: true,

children: [

{

title: "leaf 1-3-1",

chenshow: true,

},

{

title: "leaf 1-3-1",

chenshow: true,

},

],

},

{

title: "parent 1-4",

chenshow: false,

expand: true,

children: [

{

title: "leaf 1-4-1",

chenshow: true,

},

{

title: "leaf 1-4-1",

chenshow: true,

},

],

},

{

title: "parent 1-5",

chenshow: false,

expand: true,

children: [

{

title: "leaf 1-5-1",

chenshow: true,

},

{

title: "leaf 1-5-1",

chenshow: true,

},

],

},

{

title: "parent 1-6",

chenshow: false,

expand: true,

children: [

{

title: "leaf 1-6-1",

chenshow: true,

},

{

title: "leaf 1-6-1",

chenshow: true,

},

],

},

{

title: "parent 1-7",

chenshow: false,

expand: true,

children: [

{

title: "leaf 1-7-1",

chenshow: true,

},

{

title: "leaf 1-7-1",

chenshow: true,

},

],

},

{

title: "parent 1-8",

chenshow: false,

expand: true,

children: [

{

title: "leaf 1-8-1",

chenshow: true,

},

{

title: "leaf 1-8-1",

chenshow: true,

},

],

},

{

title: "parent 1-9",

chenshow: false,

expand: true,

children: [

{

title: "leaf 1-9-1",

chenshow: true,

},

{

title: "leaf 1-9-1",

chenshow: true,

},

],

},

],

},

],
5-1.注意 这个 return中绑定的数据,可以参考 iview官方文档,地址如下:https://www.iviewui.com/components/tree
https://www.iviewui.com/components/tree6.在 methods中添加如下代码:
chentreelick(data) {

console.log(data);

console.log("点击了");

console.log(data[0].chenshow);

},



//注意:参数 data,在点击的时候可以获取到后台的数据,这个数据是来自后台的,在实际开发中,我们可以 利用 data,把后台需要的id传给 后台

chentreelick(data) {

console.log(data);

console.log("点击了");

console.log(data[0].chenshow);

},



//注意:参数 data,在点击的时候可以获取到后台的数据,这个数据是来自后台的,在实际开发中,我们可以 利用 data,把后台需要的id传给 后台