resources/src/mediawiki.ui/components/buttons.less

   1 @import 'mediawiki.mixins';
   2 @import 'mediawiki.ui/mixins.buttons';
   3 @import 'mediawiki.ui/variables';
   4
   5 /* stylelint-disable selector-class-pattern */
   6
   7 // All buttons start with `.mw-ui-button` class, modified by other classes.
   8 // It can be any element.  Due to a lack of a CSS reset, the exact styling of
   9 // the button depends on what type of element is used.
  10 // There are two kinds of buttons, the default is a "Call to Action" with an obvious border
  11 // and there is a quiet kind without a border.
  12 //
  13 // Styleguide 2.
  14
  15 // Neutral button styling
  16 //
  17 // These are the main actions on the page/workflow. The page should have only one of progressive and destructive buttons, the rest being quiet.
  18 //
  19 // Markup:
  20 // <div>
  21 //   <button class="mw-ui-button">.mw-ui-button</button>
  22 // </div>
  23 // <div>
  24 //   <button class="mw-ui-button" disabled>.mw-ui-button</button>
  25 // </div>
  26 //
  27 // Styleguide 2.1.
  28 .mw-ui-button {
  29         background-color: @colorGray15;
  30         color: @colorButtonText;
  31         // Container layout
  32         display: inline-block;
  33         .box-sizing( border-box );
  34         min-width: 4em;
  35         max-width: 28.75em; // equivalent to 460px, @see T95367
  36         margin: 0;
  37         padding: 0.57142857em 0.9375em; // equivalent to `8px 12px`
  38         border: @border-width-base @border-style-base @border-color-base;
  39         border-radius: @borderRadius;
  40         // Inherit the font rather than apply user agent stylesheet (T72072)
  41         font-family: inherit;
  42         font-size: 1em;
  43         font-weight: bold;
  44         line-height: 1;
  45         text-align: center;
  46         // Disable weird iOS styling
  47         -webkit-appearance: none;
  48         // IE 6 & 7 hack
  49         // https://stackoverflow.com/a/5838575/365238
  50         *display: inline; /* stylelint-disable-line declaration-block-no-duplicate-properties */
  51         zoom: 1;
  52         // Ensure that buttons and inputs are nicely aligned when they have differing heights
  53         vertical-align: middle;
  54         // Interaction styling
  55         cursor: pointer;
  56
  57         // Make sure that `color` isn't inheriting from user-agent styles
  58         &:visited {
  59                 color: @colorButtonText;
  60         }
  61
  62         &:hover {
  63                 background-color: @background-color-base;
  64                 color: @colorGray4;
  65                 border-color: @colorGray10;
  66         }
  67
  68         &:focus {
  69                 background-color: @background-color-base;
  70                 // Make sure that `color` isn't inheriting from user-agent styles
  71                 color: @colorButtonText;
  72                 border-color: @colorProgressive;
  73                 box-shadow: inset 0 0 0 1px @colorProgressive, inset 0 0 0 2px @background-color-base;
  74                 outline-width: 0;
  75
  76                 // Remove the inner border and padding in Firefox.
  77                 &::-moz-focus-inner {
  78                         border-color: transparent;
  79                         padding: 0;
  80                 }
  81         }
  82
  83         &:active,
  84         &.is-on {
  85                 background-color: @colorGray12;
  86                 color: @colorGray1;
  87                 border-color: @colorGray7;
  88                 box-shadow: none;
  89         }
  90
  91         &:disabled {
  92                 background-color: @colorGray12;
  93                 color: @colorBaseInverted;
  94                 border-color: @colorGray12;
  95                 cursor: default;
  96
  97                 // Make sure disabled buttons don't have hover and active states
  98                 &:hover,
  99                 &:active {
 100                         background-color: @colorGray12;
 101                         color: @colorBaseInverted;
 102                         box-shadow: none;
 103                         border-color: @colorGray12;
 104                 }
 105         }
 106
 107         // `:not()` is used exclusively for `transition`s as both are not supported by IE < 9
 108         &:not( :disabled ) {
 109                 .transition( ~'background-color 100ms, color 100ms, border-color 100ms, box-shadow 100ms' );
 110         }
 111
 112         // Styling for specific button types
 113         // -----------------------------------------
 114
 115         // Quiet buttons
 116         //
 117         // Use quiet buttons when they are less important and alongside other progressive or destructive buttons. It should be used for an action that exits the user from the current view/workflow.
 118         // Its use is  not recommended on mobile/tablet due to lack of hover state.
 119         //
 120         // Markup:
 121         // <div>
 122         //   <button class="mw-ui-button mw-ui-quiet">.mw-ui-button</button>
 123         // </div>
 124         // <div>
 125         //   <button class="mw-ui-button mw-ui-destructive mw-ui-quiet">.mw-ui-destructive</button>
 126         // </div>
 127         // <div>
 128         //   <button class="mw-ui-button mw-ui-destructive mw-ui-quiet" disabled>.mw-ui-destructive</button>
 129         // </div>
 130         // <div>
 131         //   <button class="mw-ui-button mw-ui-progressive mw-ui-quiet">.mw-ui-progressive</button>
 132         // </div>
 133         // <div>
 134         //   <button class="mw-ui-button mw-ui-progressive mw-ui-quiet" disabled>.mw-ui-progressive</button>
 135         // </div>
 136         //
 137         // Styleguide 2.1.1.
 138         &.mw-ui-quiet,
 139         &.mw-ui-quiet.mw-ui-progressive,
 140         &.mw-ui-quiet.mw-ui-destructive {
 141                 background-color: transparent;
 142                 // Quiet buttons all start gray, and reveal
 143                 // progressive/destructive color on hover and active.
 144                 color: @colorButtonText;
 145                 border-color: transparent;
 146
 147                 &:hover {
 148                         background-color: transparent;
 149                         color: @colorButtonTextHighlight;
 150                         border-color: transparent;
 151                         box-shadow: none;
 152                 }
 153
 154                 &:active {
 155                         background-color: transparent;
 156                         color: @colorButtonTextActive;
 157                         border-color: transparent;
 158                 }
 159
 160                 &:focus {
 161                         background-color: transparent;
 162                         color: @colorButtonText;
 163                         border-color: transparent;
 164                         box-shadow: none;
 165                 }
 166
 167                 &:disabled,
 168                 &:disabled:hover,
 169                 &:disabled:active {
 170                         background-color: transparent;
 171                         color: @colorDisabledText;
 172                         border-color: transparent;
 173                 }
 174         }
 175
 176         // Progressive buttons
 177         //
 178         // Use progressive buttons for actions which lead to a next step in the process.
 179         //
 180         // Markup:
 181         // <div>
 182         //   <button class="mw-ui-button mw-ui-progressive">.mw-ui-progressive</button>
 183         // </div>
 184         // <div>
 185         //   <button class="mw-ui-button mw-ui-progressive" disabled>.mw-ui-progressive</button>
 186         // </div>
 187         //
 188         // Styleguide 2.1.2.
 189         &.mw-ui-progressive {
 190                 .button-colors-primary( @colorProgressive, @colorProgressiveHighlight, @colorProgressiveActive );
 191
 192                 &.mw-ui-quiet {
 193                         color: @colorProgressive;
 194
 195                         &:hover {
 196                                 background-color: transparent;
 197                                 color: @colorProgressiveHighlight;
 198                         }
 199
 200                         &:active {
 201                                 color: @colorProgressiveActive;
 202                         }
 203
 204                         &:focus {
 205                                 background-color: transparent;
 206                                 color: @colorProgressive;
 207                         }
 208                 }
 209         }
 210
 211         // Destructive buttons
 212         //
 213         // Use destructive buttons for actions that remove or limit, such as deleting a page or blocking a user.
 214         // This should not be used for cancel buttons.
 215         //
 216         // Markup:
 217         // <div>
 218         //   <button class="mw-ui-button mw-ui-destructive">.mw-ui-destructive</button>
 219         // </div>
 220         // <div>
 221         //   <button class="mw-ui-button mw-ui-destructive" disabled>.mw-ui-destructive</button>
 222         // </div>
 223         //
 224         // Styleguide 2.1.3.
 225         &.mw-ui-destructive {
 226                 .button-colors-primary( @colorDestructive, @colorDestructiveHighlight, @colorDestructiveActive );
 227
 228                 &.mw-ui-quiet {
 229                         color: @colorDestructive;
 230
 231                         &:hover {
 232                                 background-color: transparent;
 233                                 color: @colorDestructiveHighlight;
 234                         }
 235
 236                         &:active {
 237                                 color: @colorDestructiveActive;
 238                         }
 239
 240                         &:focus {
 241                                 background-color: transparent;
 242                                 color: @colorDestructive;
 243                         }
 244                 }
 245         }
 246
 247         // Big buttons
 248         //
 249         // Not all buttons are equal. You can emphasise certain actions over others
 250         // using the mw-ui-big class.
 251         //
 252         // Markup:
 253         // <div>
 254         //   <button class="mw-ui-button mw-ui-big">.mw-ui-button</button>
 255         // </div>
 256         // <div>
 257         //   <button class="mw-ui-button mw-ui-progressive mw-ui-big">.mw-ui-progressive</button>
 258         // </div>
 259         // <div>
 260         //   <button class="mw-ui-button mw-ui-destructive mw-ui-big">.mw-ui-destructive</button>
 261         // </div>
 262         //
 263         // Styleguide 2.1.4.
 264         &.mw-ui-big {
 265                 font-size: 1.3em;
 266         }
 267
 268         // Block buttons
 269         //
 270         // Some buttons might need to be stacked.
 271         //
 272         // Markup:
 273         // <div>
 274         //   <button class="mw-ui-button mw-ui-block">.mw-ui-button</button>
 275         // </div>
 276         // <div>
 277         //   <button class="mw-ui-button mw-ui-progressive mw-ui-block">.mw-ui-progressive</button>
 278         // </div>
 279         // <div>
 280         //   <button class="mw-ui-button mw-ui-destructive mw-ui-block">.mw-ui-destructive</button>
 281         // </div>
 282         //
 283         // Styleguide 2.1.5.
 284         &.mw-ui-block {
 285                 display: block;
 286                 width: 100%;
 287                 margin-left: auto;
 288                 margin-right: auto;
 289         }
 290 }
 291
 292 input.mw-ui-button,
 293 button.mw-ui-button {
 294         // Buttons in Firefox have extra height
 295         &::-moz-focus-inner {
 296                 margin-top: -1px;
 297                 margin-bottom: -1px;
 298         }
 299 }
 300
 301 a.mw-ui-button {
 302         text-decoration: none;
 303
 304         // This overrides an underline declaration on a:hover and a:focus in
 305         // commonElements.css, which the class alone isn't specific enough to do.
 306         &:hover,
 307         &:focus {
 308                 text-decoration: none;
 309         }
 310 }
 311
 312 // Button groups
 313 //
 314 // Group of buttons. Make sure you clear the floating after using a mw-ui-button-group.
 315 //
 316 // Markup:
 317 // <div class="mw-ui-button-group">
 318 //   <div class="mw-ui-button is-on">A</div>
 319 //   <div class="mw-ui-button">B</div>
 320 //   <div class="mw-ui-button">C</div>
 321 //   <div class="mw-ui-button">D</div>
 322 // </div><div style="clear:both"></div>
 323 //
 324 // Styleguide 2.2.
 325 .mw-ui-button-group {
 326         & > * {
 327                 min-width: 48px;
 328                 border-radius: 0;
 329                 float: left;
 330
 331                 &:first-child {
 332                         border-top-left-radius: @borderRadius;
 333                         border-bottom-left-radius: @borderRadius;
 334                 }
 335
 336                 &:not( :first-child ) {
 337                         border-left: 0;
 338                 }
 339
 340                 &:last-child {
 341                         border-top-right-radius: @borderRadius;
 342                         border-bottom-right-radius: @borderRadius;
 343                 }
 344         }
 345
 346         & .is-on .button {
 347                 cursor: default;
 348         }
 349 }