@material/dialog/_dialog-theme.scss

//
// Copyright 2021 Google Inc-
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software-
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT- IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE-
//

// Selector '-mdc-*' should only be used in this project-
// stylelint-disable selector-class-pattern --
// Internal styling for Dialog MDC component-

@use 'sass:map';
@use 'sass:meta';
@use '@material/elevation/elevation-theme';
@use '@material/shape/shape';
@use '@material/theme/keys';
@use '@material/theme/theme';
@use '@material/tokens/resolvers';
@use '@material/button/button-text-theme';

$light-theme: (
  container-color: null,
  container-elevation: null,
  container-shadow-color: null,
  container-shape: null,
  with-divider-divider-color: null,
  with-divider-divider-height: null,
  with-icon-icon-size: null,
  with-icon-icon-color: null,
  subhead-font: null,
  subhead-line-height: null,
  subhead-size: null,
  subhead-weight: null,
  subhead-tracking: null,
  subhead-color: null,
  supporting-text-font: null,
  supporting-text-line-height: null,
  supporting-text-size: null,
  supporting-text-weight: null,
  supporting-text-tracking: null,
  supporting-text-color: null,
  action-label-text-font: null,
  action-label-text-line-height: null,
  action-label-text-size: null,
  action-label-text-weight: null,
  action-label-text-tracking: null,
  action-label-text-color: null,
  action-hover-state-layer-color: null,
  action-hover-state-layer-opacity: null,
  action-hover-label-text-color: null,
  action-focus-state-layer-color: null,
  action-focus-state-layer-opacity: null,
  action-focus-label-text-color: null,
  action-pressed-state-layer-color: null,
  action-pressed-state-layer-opacity: null,
  action-pressed-label-text-color: null,
  // TODO(b/229523517): add headline token support to dialog
  headline-color: null,
  headline-font: null,
  headline-line-height: null,
  headline-size: null,
  headline-tracking: null,
  headline-weight: null,
);

$custom-property-prefix: 'dialog';

@mixin theme($theme, $resolvers: resolvers.$material) {
  @include theme.validate-theme-keys($light-theme, $theme);
  $theme: _resolve-elevation($theme, map.get($resolvers, elevation));
  @include keys.declare-custom-properties(
    $theme,
    $prefix: $custom-property-prefix
  );
}

@mixin theme-styles($theme, $resolvers: resolvers.$material) {
  @include theme.validate-theme-keys($light-theme, $theme);
  $theme: keys.create-theme-properties(
    $theme,
    $prefix: $custom-property-prefix
  );

  @include _container-color(map.get($theme, container-color));
  @include _container-elevation(
    map.get($resolvers, elevation),
    map.get($theme, container-elevation),
    map.get($theme, container-shadow-color)
  );
  @include container-shape(map.get($theme, container-shape));
  @include _divider-color(map.get($theme, with-divider-divider-color));
  @include _divider-height(map.get($theme, with-divider-divider-height));
  @include _icon-size(map.get($theme, with-icon-icon-size));
  @include _icon-color(map.get($theme, with-icon-icon-color));
  @include subhead-typography(
    (
      font: map.get($theme, subhead-font),
      line-height: map.get($theme, subhead-line-height),
      size: map.get($theme, subhead-size),
      weight: map.get($theme, subhead-weight),
      tracking: map.get($theme, subhead-tracking),
    )
  );
  @include _subhead-color(map.get($theme, subhead-color));
  @include _supporting-text-typography(
    (
      font: map.get($theme, supporting-text-font),
      line-height: map.get($theme, supporting-text-line-height),
      size: map.get($theme, supporting-text-size),
      weight: map.get($theme, supporting-text-weight),
      tracking: map.get($theme, supporting-text-tracking),
    )
  );
  @include _supporting-text-color(map.get($theme, supporting-text-color));

  .mdc-dialog__actions .mdc-button {
    @include button-text-theme.theme-styles-internal(
      (
        focus-label-text-color: map.get($theme, action-focus-label-text-color),
        focus-state-layer-color: map.get($theme, action-focus-state-layer-color),
        focus-state-layer-opacity:
          map.get($theme, action-focus-state-layer-opacity),
        hover-label-text-color: map.get($theme, action-hover-text-color),
        hover-state-layer-color: map.get($theme, action-hover-state-layer-color),
        hover-state-layer-opacity:
          map.get($theme, action-hover-state-layer-opacity),
        label-text-color: map.get($theme, action-label-text-color),
        label-text-font: map.get($theme, action-label-text-font),
        label-text-size: map.get($theme, action-label-text-size),
        label-text-tracking: map.get($theme, action-label-text-tracking),
        label-text-weight: map.get($theme, action-label-text-weight),
        pressed-label-text-color:
          map.get($theme, action-pressed-label-text-color),
        pressed-state-layer-color:
          map.get($theme, action-pressed-state-layer-color),
        pressed-state-layer-opacity:
          map.get($theme, action-pressed-state-layer-opacity),
      )
    );
  }
}

@mixin _container-color($color) {
  .mdc-dialog__surface {
    @include theme.property(background-color, $color);
  }
}

@mixin _container-elevation($elevation-resolver, $elevation, $shadow-color) {
  .mdc-dialog__surface {
    @include elevation-theme.with-resolver(
      $elevation-resolver,
      $elevation: $elevation,
      $shadow-color: $shadow-color
    );
  }
}

@mixin container-shape($radius) {
  .mdc-dialog__surface {
    @include shape.radius($radius);
  }
}

@mixin _divider-color($color) {
  &.mdc-dialog--scrollable .mdc-dialog__title,
  &.mdc-dialog--scrollable .mdc-dialog__actions,
  &.mdc-dialog--scrollable.mdc-dialog-scroll-divider-footer
    .mdc-dialog__actions {
    @include theme.property(border-color, $color);
  }

  &.mdc-dialog--scrollable .mdc-dialog__title {
    @include theme.property(border-bottom-color, $color);
  }
}

@mixin _divider-height($height) {
  .mdc-dialog__actions {
    @include theme.property(border-top-width, $height);
  }

  &.mdc-dialog--scrollable .mdc-dialog__title {
    @include theme.property(border-bottom-width, $height);
  }
}

@mixin _icon-size($size) {
  .mdc-dialog__title-icon {
    @include theme.property(height, $size);
    @include theme.property(width, $size);
    @include theme.property(font-size, $size);
  }
}

@mixin _icon-color($color) {
  .mdc-dialog__title-icon {
    @include theme.property(color, $color);
  }
}

@mixin subhead-typography($typography) {
  .mdc-dialog__title {
    @include theme.property(font-family, map.get($typography, font));
    @include theme.property(line-height, map.get($typography, line-height));
    @include theme.property(font-size, map.get($typography, size));
    @include theme.property(font-weight, map.get($typography, weight));
    @include theme.property(letter-spacing, map.get($typography, tracking));
  }
}

@mixin _subhead-color($color) {
  .mdc-dialog__title {
    @include theme.property(color, $color);
  }
}

@mixin _supporting-text-typography($typography) {
  .mdc-dialog__content {
    @include theme.property(font-family, map.get($typography, font));
    @include theme.property(line-height, map.get($typography, line-height));
    @include theme.property(font-size, map.get($typography, size));
    @include theme.property(font-weight, map.get($typography, weight));
    @include theme.property(letter-spacing, map.get($typography, tracking));
  }
}

@mixin _supporting-text-color($color) {
  .mdc-dialog__content {
    @include theme.property(color, $color);
  }
}

@function _resolve-elevation($theme, $elevation-resolver) {
  @if map.get($theme, container-elevation) and
    map.get($theme, container-shadow-color)
  {
    $resolved-value: meta.call(
      $elevation-resolver,
      $elevation: map.get($theme, container-elevation),
      $shadow-color: map.get($theme, container-shadow-color)
    );
    $theme: map.set($theme, container-elevation, $resolved-value);
  }

  @return $theme;
}