1 // |
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2 // Button groups |
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3 // -------------------------------------------------- |
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4 |
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5 // Make the div behave like a button |
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6 .btn-group, |
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7 .btn-group-vertical { |
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8 position: relative; |
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9 display: inline-block; |
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10 vertical-align: middle; // match .btn alignment given font-size hack above |
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11 > .btn { |
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12 position: relative; |
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13 float: left; |
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14 // Bring the "active" button to the front |
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15 &:hover, |
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16 &:focus, |
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17 &:active, |
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18 &.active { |
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19 z-index: 2; |
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20 } |
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21 } |
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22 } |
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23 |
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24 // Prevent double borders when buttons are next to each other |
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25 .btn-group { |
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26 .btn + .btn, |
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27 .btn + .btn-group, |
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28 .btn-group + .btn, |
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29 .btn-group + .btn-group { |
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30 margin-left: -1px; |
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31 } |
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32 } |
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33 |
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34 // Optional: Group multiple button groups together for a toolbar |
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35 .btn-toolbar { |
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36 margin-left: -5px; // Offset the first child's margin |
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37 &:extend(.clearfix all); |
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38 |
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39 .btn-group, |
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40 .input-group { |
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41 float: left; |
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42 } |
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43 > .btn, |
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44 > .btn-group, |
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45 > .input-group { |
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46 margin-left: 5px; |
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47 } |
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48 } |
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49 |
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50 .btn-group > .btn:not(:first-child):not(:last-child):not(.dropdown-toggle) { |
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51 border-radius: 0; |
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52 } |
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53 |
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54 // Set corners individual because sometimes a single button can be in a .btn-group and we need :first-child and :last-child to both match |
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55 .btn-group > .btn:first-child { |
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56 margin-left: 0; |
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57 &:not(:last-child):not(.dropdown-toggle) { |
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58 .border-right-radius(0); |
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59 } |
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60 } |
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61 // Need .dropdown-toggle since :last-child doesn't apply given a .dropdown-menu immediately after it |
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62 .btn-group > .btn:last-child:not(:first-child), |
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63 .btn-group > .dropdown-toggle:not(:first-child) { |
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64 .border-left-radius(0); |
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65 } |
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66 |
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67 // Custom edits for including btn-groups within btn-groups (useful for including dropdown buttons within a btn-group) |
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68 .btn-group > .btn-group { |
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69 float: left; |
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70 } |
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71 .btn-group > .btn-group:not(:first-child):not(:last-child) > .btn { |
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72 border-radius: 0; |
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73 } |
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74 .btn-group > .btn-group:first-child { |
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75 > .btn:last-child, |
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76 > .dropdown-toggle { |
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77 .border-right-radius(0); |
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78 } |
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79 } |
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80 .btn-group > .btn-group:last-child > .btn:first-child { |
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81 .border-left-radius(0); |
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82 } |
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83 |
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84 // On active and open, don't show outline |
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85 .btn-group .dropdown-toggle:active, |
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86 .btn-group.open .dropdown-toggle { |
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87 outline: 0; |
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88 } |
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89 |
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90 |
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91 // Sizing |
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92 // |
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93 // Remix the default button sizing classes into new ones for easier manipulation. |
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94 |
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95 .btn-group-xs > .btn { &:extend(.btn-xs); } |
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96 .btn-group-sm > .btn { &:extend(.btn-sm); } |
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97 .btn-group-lg > .btn { &:extend(.btn-lg); } |
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98 |
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99 |
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100 // Split button dropdowns |
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101 // ---------------------- |
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102 |
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103 // Give the line between buttons some depth |
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104 .btn-group > .btn + .dropdown-toggle { |
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105 padding-left: 8px; |
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106 padding-right: 8px; |
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107 } |
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108 .btn-group > .btn-lg + .dropdown-toggle { |
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109 padding-left: 12px; |
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110 padding-right: 12px; |
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111 } |
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112 |
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113 // The clickable button for toggling the menu |
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114 // Remove the gradient and set the same inset shadow as the :active state |
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115 .btn-group.open .dropdown-toggle { |
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116 .box-shadow(inset 0 3px 5px rgba(0,0,0,.125)); |
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117 |
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118 // Show no shadow for `.btn-link` since it has no other button styles. |
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119 &.btn-link { |
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120 .box-shadow(none); |
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121 } |
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122 } |
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123 |
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124 |
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125 // Reposition the caret |
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126 .btn .caret { |
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127 margin-left: 0; |
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128 } |
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129 // Carets in other button sizes |
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130 .btn-lg .caret { |
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131 border-width: @caret-width-large @caret-width-large 0; |
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132 border-bottom-width: 0; |
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133 } |
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134 // Upside down carets for .dropup |
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135 .dropup .btn-lg .caret { |
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136 border-width: 0 @caret-width-large @caret-width-large; |
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137 } |
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138 |
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139 |
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140 // Vertical button groups |
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141 // ---------------------- |
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142 |
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143 .btn-group-vertical { |
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144 > .btn, |
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145 > .btn-group, |
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146 > .btn-group > .btn { |
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147 display: block; |
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148 float: none; |
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149 width: 100%; |
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150 max-width: 100%; |
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151 } |
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152 |
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153 // Clear floats so dropdown menus can be properly placed |
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154 > .btn-group { |
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155 &:extend(.clearfix all); |
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156 > .btn { |
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157 float: none; |
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158 } |
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159 } |
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160 |
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161 > .btn + .btn, |
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162 > .btn + .btn-group, |
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163 > .btn-group + .btn, |
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164 > .btn-group + .btn-group { |
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165 margin-top: -1px; |
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166 margin-left: 0; |
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167 } |
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168 } |
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169 |
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170 .btn-group-vertical > .btn { |
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171 &:not(:first-child):not(:last-child) { |
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172 border-radius: 0; |
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173 } |
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174 &:first-child:not(:last-child) { |
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175 border-top-right-radius: @border-radius-base; |
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176 .border-bottom-radius(0); |
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177 } |
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178 &:last-child:not(:first-child) { |
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179 border-bottom-left-radius: @border-radius-base; |
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180 .border-top-radius(0); |
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181 } |
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182 } |
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183 .btn-group-vertical > .btn-group:not(:first-child):not(:last-child) > .btn { |
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184 border-radius: 0; |
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185 } |
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186 .btn-group-vertical > .btn-group:first-child:not(:last-child) { |
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187 > .btn:last-child, |
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188 > .dropdown-toggle { |
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189 .border-bottom-radius(0); |
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190 } |
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191 } |
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192 .btn-group-vertical > .btn-group:last-child:not(:first-child) > .btn:first-child { |
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193 .border-top-radius(0); |
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194 } |
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195 |
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196 |
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197 // Justified button groups |
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198 // ---------------------- |
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199 |
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200 .btn-group-justified { |
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201 display: table; |
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202 width: 100%; |
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203 table-layout: fixed; |
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204 border-collapse: separate; |
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205 > .btn, |
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206 > .btn-group { |
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207 float: none; |
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208 display: table-cell; |
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209 width: 1%; |
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210 } |
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211 > .btn-group .btn { |
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212 width: 100%; |
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213 } |
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214 |
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215 > .btn-group .dropdown-menu { |
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216 left: auto; |
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217 } |
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218 } |
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219 |
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220 |
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221 // Checkbox and radio options |
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222 // |
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223 // In order to support the browser's form validation feedback, powered by the |
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224 // `required` attribute, we have to "hide" the inputs via `clip`. We cannot use |
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225 // `display: none;` or `visibility: hidden;` as that also hides the popover. |
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226 // Simply visually hiding the inputs via `opacity` would leave them clickable in |
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227 // certain cases which is prevented by using `clip` and `pointer-events`. |
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228 // This way, we ensure a DOM element is visible to position the popover from. |
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229 // |
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230 // See https://github.com/twbs/bootstrap/pull/12794 and |
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231 // https://github.com/twbs/bootstrap/pull/14559 for more information. |
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232 |
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233 [data-toggle="buttons"] { |
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234 > .btn, |
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235 > .btn-group > .btn { |
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236 input[type="radio"], |
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237 input[type="checkbox"] { |
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238 position: absolute; |
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239 clip: rect(0,0,0,0); |
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240 pointer-events: none; |
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241 } |
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242 } |
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243 } |
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