_button-group.scss
2.9 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
139
// Make the div behave like a button
.btn-group,
.btn-group-vertical {
position: relative;
display: inline-flex;
vertical-align: middle; // match .btn alignment given font-size hack above
> .btn {
position: relative;
flex: 1 1 auto;
}
// Bring the hover, focused, and "active" buttons to the front to overlay
// the borders properly
> .btn-check:checked + .btn,
> .btn-check:focus + .btn,
> .btn:hover,
> .btn:focus,
> .btn:active,
> .btn.active {
z-index: 1;
}
}
// Optional: Group multiple button groups together for a toolbar
.btn-toolbar {
display: flex;
flex-wrap: wrap;
justify-content: flex-start;
.input-group {
width: auto;
}
}
.btn-group {
// Prevent double borders when buttons are next to each other
> .btn:not(:first-child),
> .btn-group:not(:first-child) {
margin-left: -$btn-border-width;
}
// Reset rounded corners
> .btn:not(:last-child):not(.dropdown-toggle),
> .btn-group:not(:last-child) > .btn {
@include border-end-radius(0);
}
// The left radius should be 0 if the button is:
// - the "third or more" child
// - the second child and the previous element isn't `.btn-check` (making it the first child visually)
// - part of a btn-group which isn't the first child
> .btn:nth-child(n + 3),
> :not(.btn-check) + .btn,
> .btn-group:not(:first-child) > .btn {
@include border-start-radius(0);
}
}
// Sizing
//
// Remix the default button sizing classes into new ones for easier manipulation.
.btn-group-sm > .btn { @extend .btn-sm; }
.btn-group-lg > .btn { @extend .btn-lg; }
//
// Split button dropdowns
//
.dropdown-toggle-split {
padding-right: $btn-padding-x * .75;
padding-left: $btn-padding-x * .75;
&::after,
.dropup &::after,
.dropend &::after {
margin-left: 0;
}
.dropstart &::before {
margin-right: 0;
}
}
.btn-sm + .dropdown-toggle-split {
padding-right: $btn-padding-x-sm * .75;
padding-left: $btn-padding-x-sm * .75;
}
.btn-lg + .dropdown-toggle-split {
padding-right: $btn-padding-x-lg * .75;
padding-left: $btn-padding-x-lg * .75;
}
// The clickable button for toggling the menu
// Set the same inset shadow as the :active state
.btn-group.show .dropdown-toggle {
@include box-shadow($btn-active-box-shadow);
// Show no shadow for `.btn-link` since it has no other button styles.
&.btn-link {
@include box-shadow(none);
}
}
//
// Vertical button groups
//
.btn-group-vertical {
flex-direction: column;
align-items: flex-start;
justify-content: center;
> .btn,
> .btn-group {
width: 100%;
}
> .btn:not(:first-child),
> .btn-group:not(:first-child) {
margin-top: -$btn-border-width;
}
// Reset rounded corners
> .btn:not(:last-child):not(.dropdown-toggle),
> .btn-group:not(:last-child) > .btn {
@include border-bottom-radius(0);
}
> .btn ~ .btn,
> .btn-group:not(:first-child) > .btn {
@include border-top-radius(0);
}
}