_button.scss

//
// Copyright IBM Corp. 2016, 2018
//
// This source code is licensed under the Apache-2.0 license found in the
// LICENSE file in the root directory of this source tree.
//

@use '../../config' as *;
@use 'vars' as *;
@use 'mixins' as *;
@use '../../spacing' as *;
@use '../../theme' as *;
@use '../../type' as *;
@use '../../utilities/convert' as *;
@use '../../utilities/focus-outline';
@use '../../utilities/high-contrast-mode' as *;
@use '../../utilities/skeleton' as *;
@use '../../utilities/visually-hidden' as *;
@use 'tokens' as *;

@mixin button {
  .#{$prefix}--btn {
    @include button-base;
  }

  // Reset intrinsic padding in Firefox (see #731)
  .#{$prefix}--btn::-moz-focus-inner {
    padding: 0;
    border: 0;
  }

  .#{$prefix}--btn--primary {
    @include button-theme(
      $button-primary,
      transparent,
      $text-on-color,
      $button-primary-hover,
      currentColor,
      $button-primary-active
    );

    &:hover {
      color: $text-on-color;
    }
  }

  .#{$prefix}--btn--secondary {
    @include button-theme(
      $button-secondary,
      transparent,
      $text-on-color,
      $button-secondary-hover,
      currentColor,
      $button-secondary-active
    );

    &:hover,
    &:focus {
      color: $text-on-color;
    }
  }

  .#{$prefix}--btn--tertiary {
    @include button-theme(
      transparent,
      $button-tertiary,
      $button-tertiary,
      $button-tertiary-hover,
      currentColor,
      $button-tertiary-active
    );

    &:hover {
      color: $text-inverse;
    }

    &:focus {
      background-color: $button-tertiary;
      color: $text-inverse;
    }

    &:active {
      border-color: transparent;
      background-color: $button-tertiary-active;
      color: $text-inverse;
    }

    &:disabled,
    &:hover:disabled,
    &:focus:disabled,
    &.#{$prefix}--btn--disabled,
    &.#{$prefix}--btn--disabled:hover,
    &.#{$prefix}--btn--disabled:focus {
      background: transparent;
      color: $text-on-color-disabled;
      outline: none;
    }
  }

  .#{$prefix}--btn--ghost {
    @include button-theme(
      transparent,
      transparent,
      $link-primary,
      $layer-hover,
      currentColor,
      $layer-active
    );

    padding: $button-padding-ghost;

    .#{$prefix}--btn__icon {
      position: static;
      margin-left: $spacing-03;
    }

    &:hover,
    &:active {
      color: $link-primary-hover;
    }

    &:active {
      background-color: $background-active;
    }

    &:disabled,
    &:hover:disabled,
    &:focus:disabled,
    &.#{$prefix}--btn--disabled,
    &.#{$prefix}--btn--disabled:hover,
    &.#{$prefix}--btn--disabled:focus {
      border-color: transparent;
      background: transparent;
      color: $text-on-color-disabled;
      outline: none;
    }

    &.#{$prefix}--btn--sm {
      padding: $button-padding-ghost-sm;
    }

    // V11: remove field
    &.#{$prefix}--btn--field,
    &.#{$prefix}--btn--md {
      padding: $button-padding-ghost-field;
    }

    &:not([disabled]) svg {
      fill: $icon-primary;
    }
  }

  .#{$prefix}--btn--icon-only {
    padding-right: rem(15px);
    padding-left: rem(15px);

    .#{$prefix}--btn__icon {
      position: static;
    }

    &.#{$prefix}--btn--ghost .#{$prefix}--btn__icon,
    &.#{$prefix}--btn--danger--ghost .#{$prefix}--btn__icon {
      margin: 0;
    }
  }

  .#{$prefix}--btn--icon-only.#{$prefix}--btn--selected {
    background: $background-selected;
  }

  .#{$prefix}--btn path[data-icon-path='inner-path'] {
    fill: none;
  }

  .#{$prefix}--btn--ghost.#{$prefix}--btn--icon-only
    .#{$prefix}--btn__icon
    path:not([data-icon-path]):not([fill='none']),
  .#{$prefix}--btn--ghost.#{$prefix}--btn--icon-only .#{$prefix}--btn__icon {
    fill: $icon-primary;
  }

  .#{$prefix}--btn--ghost.#{$prefix}--btn--icon-only[disabled]
    .#{$prefix}--btn__icon
    path:not([data-icon-path]):not([fill='none']),
  .#{$prefix}--btn--ghost.#{$prefix}--btn--icon-only[disabled]
    .#{$prefix}--btn__icon,
  .#{$prefix}--btn.#{$prefix}--btn--icon-only.#{$prefix}--btn--ghost[disabled]:hover
    .#{$prefix}--btn__icon {
    fill: $icon-on-color-disabled;
  }

  .#{$prefix}--btn--ghost.#{$prefix}--btn--icon-only[disabled] {
    cursor: not-allowed;
  }

  // V11: remove field
  .#{$prefix}--btn--field.#{$prefix}--btn--icon-only,
  .#{$prefix}--btn--md.#{$prefix}--btn--icon-only {
    padding-right: rem(11px);
    padding-left: rem(11px);
  }

  .#{$prefix}--btn--sm.#{$prefix}--btn--icon-only {
    padding-right: rem(7px);
    padding-left: rem(7px);
  }

  .#{$prefix}--btn--danger {
    @include button-theme(
      $button-danger-primary,
      transparent,
      $text-on-color,
      $button-danger-hover,
      currentColor,
      $button-danger-active
    );

    &:hover {
      color: $text-on-color;
    }

    &--tertiary {
      @include button-theme(
        transparent,
        $button-danger-secondary,
        $button-danger-secondary,
        $button-danger-hover,
        currentColor,
        $button-danger-active
      );

      &:hover {
        border-color: $button-danger-hover;
        color: $text-on-color;
      }

      &:focus {
        background-color: $button-danger-primary;
        color: $text-on-color;
      }

      &:active {
        border-color: $button-danger-active;
        background-color: $button-danger-active;
        color: $text-on-color;
      }

      &:disabled,
      &:hover:disabled,
      &:focus:disabled,
      &.#{$prefix}--btn--disabled,
      &.#{$prefix}--btn--disabled:hover,
      &.#{$prefix}--btn--disabled:focus {
        background: transparent;
        color: $text-on-color-disabled;
        outline: none;
      }
    }

    &--ghost {
      @include button-theme(
        transparent,
        transparent,
        $button-danger-secondary,
        $button-danger-hover,
        currentColor,
        $button-danger-active
      );

      padding: $button-padding-ghost;

      .#{$prefix}--btn__icon {
        position: static;
        margin-left: $spacing-03;
      }

      &:hover,
      &:active {
        color: $text-on-color;
      }

      &:disabled,
      &:hover:disabled,
      &:focus:disabled,
      &.#{$prefix}--btn--disabled,
      &.#{$prefix}--btn--disabled:hover,
      &.#{$prefix}--btn--disabled:focus {
        border-color: transparent;
        background: transparent;
        color: $text-disabled;
        outline: none;
      }

      &.#{$prefix}--btn--sm {
        padding: $button-padding-ghost-sm;
      }

      // V11: Remove field
      &.#{$prefix}--btn--field,
      &.#{$prefix}--btn--md {
        padding: $button-padding-ghost-field;
      }
    }
  }

  .#{$prefix}--btn--sm {
    min-height: rem(32px);
    padding: $button-padding-sm;
  }

  .#{$prefix}--btn--2xl:not(.#{$prefix}--btn--icon-only) {
    @include button-padding-large;

    min-height: rem(80px);
  }

  .#{$prefix}--btn--xl:not(.#{$prefix}--btn--icon-only) {
    @include button-padding-large;

    min-height: rem(64px);
  }

  // V11: Remove field
  .#{$prefix}--btn--field,
  .#{$prefix}--btn--md {
    min-height: rem(40px);
    padding: $button-padding-field;
  }

  //expressive styles
  .#{$prefix}--btn--expressive {
    @include type-style('body-compact-02');

    min-height: 3rem;
  }

  .#{$prefix}--btn--icon-only.#{$prefix}--btn--expressive {
    padding: 12px 13px;
    //default size 48px
  }

  .#{$prefix}--btn.#{$prefix}--btn--expressive .#{$prefix}--btn__icon {
    width: rem(20px);
    height: rem(20px);
  }

  .#{$prefix}--btn-set .#{$prefix}--btn.#{$prefix}--btn--expressive {
    max-width: rem(320px);
  }

  // Skeleton State
  .#{$prefix}--btn.#{$prefix}--skeleton {
    @include skeleton;

    width: rem(150px);
  }

  // button set styles
  .#{$prefix}--btn-set {
    display: flex;
  }

  .#{$prefix}--btn-set--stacked {
    flex-direction: column;
  }

  .#{$prefix}--btn-set .#{$prefix}--btn {
    width: 100%;
    // 196px from design kit
    max-width: rem(196px);

    &:not(:focus) {
      box-shadow: rem(-1px) 0 0 0 $button-separator;
    }

    &:first-of-type:not(:focus) {
      box-shadow: inherit;
    }
  }

  .#{$prefix}--btn-set .#{$prefix}--btn:focus + .#{$prefix}--btn {
    box-shadow: inherit;
  }

  .#{$prefix}--btn-set--stacked .#{$prefix}--btn:not(:focus) {
    box-shadow: 0 rem(-1px) 0 0 $button-separator;
  }

  .#{$prefix}--btn-set--stacked .#{$prefix}--btn:first-of-type:not(:focus) {
    box-shadow: inherit;
  }

  .#{$prefix}--btn-set .#{$prefix}--btn.#{$prefix}--btn--disabled {
    box-shadow: rem(-1px) 0 0 0 $icon-on-color-disabled;

    &:first-of-type {
      box-shadow: none;
    }
  }

  .#{$prefix}--btn-set--stacked .#{$prefix}--btn.#{$prefix}--btn--disabled {
    box-shadow: 0 rem(-1px) 0 0 $layer-selected-disabled;

    &:first-of-type {
      box-shadow: none;
    }
  }

  // Windows HCM fix
  .#{$prefix}--btn:focus {
    @include high-contrast-mode('focus');
  }

  // Windows HCM fix
  // stylelint-disable-next-line no-duplicate-selectors
  .#{$prefix}--btn--ghost.#{$prefix}--btn--icon-only
    .#{$prefix}--btn__icon
    path:not([data-icon-path]):not([fill='none']),
  .#{$prefix}--btn--ghost.#{$prefix}--btn--icon-only .#{$prefix}--btn__icon {
    @include high-contrast-mode('icon-fill');
  }
}