Select.js
4.15 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
import template from "./Select.html";
import style from "antd/lib/select/style/index.css";
class Select {
useModules = ["$compile", "$timeout", "esNgAntd"];
props = {
value: String,
defaultValue: String,
placeholder: String,
onChange: Function,
placeholder: String,
getPopupContainer: Function,
size: String,
};
state = {
open: false,
childrens: [],
label: null,
value: this.props.value || this.props.defaultValue,
popup: null,
};
template = template;
constructor(esForm, esFormItem) {
esNgAntd.createStyle("ant-select", style);
if (esForm) {
this.esForm = esForm.getContext();
this.esForm.state.formItems.push($scope);
}
if (esFormItem) {
this.esFormItem = esFormItem.getContext();
}
$timeout(function () {
this.setValue(this.props.value || this.props.defaultValue);
}, 100);
}
setValue(value) {
let option = this.state.childrens.find(function (option) {
return option.value === value;
});
if (option) {
option.label = option.element.text();
this.state.label = option.label;
this.state.value = option.value;
} else {
this.state.label = null;
this.state.value = null;
}
}
addOption(option) {
this.state.childrens.push(option);
}
handleClick(option) {
this.state.open = !this.state.open;
this.state.label = option.label;
this.state.value = option.value;
this.props.onChange({
value: this.state.value,
});
}
getOffset(ele) {
if (!ele || ele.nodeType != 1) {
return;
}
let func = this.props.getPopupContainer();
if (typeof func === "function" && func() !== undefined) {
return {
top: $element[0].offsetTop,
left: $element[0].offsetLeft,
};
} else {
let rect = ele.getBoundingClientRect();
let doc = ele.ownerDocument.documentElement;
return {
top: rect.top + window.pageYOffset - doc.clientTop,
left: rect.left + window.pageXOffset - doc.clientLeft,
};
}
}
myEvent() {
$timeout(() => {
this.state.open = false;
document.body.removeEventListener("click", this.myEvent);
}, 0);
}
handleBlur() {
// 事件绑定
document.body.addEventListener("click", this.myEvent);
}
handleOpen(event) {
event.stopPropagation();
const { height, width } = $element[0].getBoundingClientRect();
const { top, left } = this.getOffset($element[0]);
// 处理标签
this.state.childrens.forEach(function (item) {
item.label = item.element.text();
});
let div = document.createElement("div");
div.style.position = "absolute";
div.style.left = 0;
div.style.top = 0;
div.style.width = "100%";
div.appendChild(
$compile(`<div><div ng-class="'ant-select-dropdown ant-select-dropdown-placement-bottomLeft'+(!state.open?' ant-select-dropdown-hidden':'')" style="width: ${width}px; left: ${left}px; top: ${
top + height + 2
}px;">
<div class="ant-select-item ant-select-item-option" ng-click="handleClick(option)" ng-repeat="option in state.childrens">
<div class="ant-select-item-option-content">{{option.label}}</div>
</div>
</div></div>`)($scope)[0]
);
if (this.state.popup === null) {
let func = this.props.getPopupContainer();
if (typeof func === "function" && func() !== undefined) {
$element[0].style.position = "relative";
this.props.getPopupContainer()().appendChild(div);
} else {
document.body.appendChild(div);
}
this.state.popup = div;
}
this.state.open = !this.state.open;
this.handleBlur();
}
}