summaryrefslogtreecommitdiff
path: root/bower_components/bootstrap-sass-official/assets/stylesheets/bootstrap/_dropdowns.scss
blob: aac84597a496ee873bed7e31498dce970da831ca (plain)
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
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
//
// Dropdown menus
// --------------------------------------------------


// Dropdown arrow/caret
.caret {
  display: inline-block;
  width: 0;
  height: 0;
  margin-left: 2px;
  vertical-align: middle;
  border-top:   $caret-width-base dashed;
  border-top:   $caret-width-base solid \9; // IE8
  border-right: $caret-width-base solid transparent;
  border-left:  $caret-width-base solid transparent;
}

// The dropdown wrapper (div)
.dropup,
.dropdown {
  position: relative;
}

// Prevent the focus on the dropdown toggle when closing dropdowns
.dropdown-toggle:focus {
  outline: 0;
}

// The dropdown menu (ul)
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  z-index: $zindex-dropdown;
  display: none; // none by default, but block on "open" of the menu
  float: left;
  min-width: 160px;
  padding: 5px 0;
  margin: 2px 0 0; // override default ul
  list-style: none;
  font-size: $font-size-base;
  text-align: left; // Ensures proper alignment if parent has it changed (e.g., modal footer)
  background-color: $dropdown-bg;
  border: 1px solid $dropdown-fallback-border; // IE8 fallback
  border: 1px solid $dropdown-border;
  border-radius: $border-radius-base;
  @include box-shadow(0 6px 12px rgba(0,0,0,.175));
  background-clip: padding-box;

  // Aligns the dropdown menu to right
  //
  // Deprecated as of 3.1.0 in favor of `.dropdown-menu-[dir]`
  &.pull-right {
    right: 0;
    left: auto;
  }

  // Dividers (basically an hr) within the dropdown
  .divider {
    @include nav-divider($dropdown-divider-bg);
  }

  // Links within the dropdown menu
  > li > a {
    display: block;
    padding: 3px 20px;
    clear: both;
    font-weight: normal;
    line-height: $line-height-base;
    color: $dropdown-link-color;
    white-space: nowrap; // prevent links from randomly breaking onto new lines
  }
}

// Hover/Focus state
.dropdown-menu > li > a {
  &:hover,
  &:focus {
    text-decoration: none;
    color: $dropdown-link-hover-color;
    background-color: $dropdown-link-hover-bg;
  }
}

// Active state
.dropdown-menu > .active > a {
  &,
  &:hover,
  &:focus {
    color: $dropdown-link-active-color;
    text-decoration: none;
    outline: 0;
    background-color: $dropdown-link-active-bg;
  }
}

// Disabled state
//
// Gray out text and ensure the hover/focus state remains gray

.dropdown-menu > .disabled > a {
  &,
  &:hover,
  &:focus {
    color: $dropdown-link-disabled-color;
  }

  // Nuke hover/focus effects
  &:hover,
  &:focus {
    text-decoration: none;
    background-color: transparent;
    background-image: none; // Remove CSS gradient
    @include reset-filter;
    cursor: $cursor-disabled;
  }
}

// Open state for the dropdown
.open {
  // Show the menu
  > .dropdown-menu {
    display: block;
  }

  // Remove the outline when :focus is triggered
  > a {
    outline: 0;
  }
}

// Menu positioning
//
// Add extra class to `.dropdown-menu` to flip the alignment of the dropdown
// menu with the parent.
.dropdown-menu-right {
  left: auto; // Reset the default from `.dropdown-menu`
  right: 0;
}
// With v3, we enabled auto-flipping if you have a dropdown within a right
// aligned nav component. To enable the undoing of that, we provide an override
// to restore the default dropdown menu alignment.
//
// This is only for left-aligning a dropdown menu within a `.navbar-right` or
// `.pull-right` nav component.
.dropdown-menu-left {
  left: 0;
  right: auto;
}

// Dropdown section headers
.dropdown-header {
  display: block;
  padding: 3px 20px;
  font-size: $font-size-small;
  line-height: $line-height-base;
  color: $dropdown-header-color;
  white-space: nowrap; // as with > li > a
}

// Backdrop to catch body clicks on mobile, etc.
.dropdown-backdrop {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  top: 0;
  z-index: ($zindex-dropdown - 10);
}

// Right aligned dropdowns
.pull-right > .dropdown-menu {
  right: 0;
  left: auto;
}

// Allow for dropdowns to go bottom up (aka, dropup-menu)
//
// Just add .dropup after the standard .dropdown class and you're set, bro.
// TODO: abstract this so that the navbar fixed styles are not placed here?

.dropup,
.navbar-fixed-bottom .dropdown {
  // Reverse the caret
  .caret {
    border-top: 0;
    border-bottom: $caret-width-base dashed;
    border-bottom: $caret-width-base solid \9; // IE8
    content: "";
  }
  // Different positioning for bottom up menu
  .dropdown-menu {
    top: auto;
    bottom: 100%;
    margin-bottom: 2px;
  }
}


// Component alignment
//
// Reiterate per navbar.less and the modified component alignment there.

@media (min-width: $grid-float-breakpoint) {
  .navbar-right {
    .dropdown-menu {
      right: 0; left: auto;
    }
    // Necessary for overrides of the default right aligned menu.
    // Will remove come v4 in all likelihood.
    .dropdown-menu-left {
      left: 0; right: auto;
    }
  }
}