1 | @use 'sass:map';
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2 | @use '../core/density/private/compatibility';
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3 | @use '../core/theming/theming';
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4 | @use '../core/style/private';
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5 | @use '../core/typography/typography';
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6 | @use '../core/typography/typography-utils';
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7 | @use './expansion-variables';
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8 | @use './expansion-mixins';
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9 |
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10 | @mixin color($config-or-theme) {
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11 | $config: theming.get-color-config($config-or-theme);
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12 | $background: map.get($config, background);
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13 | $foreground: map.get($config, foreground);
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14 |
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15 | .mat-expansion-panel {
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16 | @include private.private-theme-overridable-elevation(2, $config);
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17 | background: theming.get-color-from-palette($background, card);
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18 | color: theming.get-color-from-palette($foreground, text);
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19 | }
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20 |
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21 | .mat-action-row {
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22 | border-top-color: theming.get-color-from-palette($foreground, divider);
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23 | }
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24 |
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25 | @include expansion-mixins.private-expansion-focus {
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26 | background: theming.get-color-from-palette($background, hover);
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27 | }
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28 |
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29 |
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30 |
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31 | @media (hover: none) {
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32 | .mat-expansion-panel:not(.mat-expanded):not([aria-disabled='true'])
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33 | .mat-expansion-panel-header:hover {
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34 | background: theming.get-color-from-palette($background, card);
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35 | }
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36 | }
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37 |
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38 | .mat-expansion-panel-header-title {
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39 | color: theming.get-color-from-palette($foreground, text);
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40 | }
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41 |
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42 | .mat-expansion-panel-header-description,
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43 | .mat-expansion-indicator::after {
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44 | color: theming.get-color-from-palette($foreground, secondary-text);
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45 | }
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46 |
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47 | .mat-expansion-panel-header[aria-disabled='true'] {
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48 | color: theming.get-color-from-palette($foreground, disabled-button);
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49 |
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50 | .mat-expansion-panel-header-title,
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51 | .mat-expansion-panel-header-description {
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52 | color: inherit;
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53 | }
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54 | }
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55 | }
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56 |
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57 | @mixin typography($config-or-theme) {
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58 | $config: typography.private-typography-to-2014-config(
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59 | theming.get-typography-config($config-or-theme));
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60 | .mat-expansion-panel-header {
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61 | font: {
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62 | family: typography-utils.font-family($config, subheading-1);
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63 | size: typography-utils.font-size($config, subheading-1);
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64 | weight: typography-utils.font-weight($config, subheading-1);
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65 | }
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66 | }
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67 |
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68 | .mat-expansion-panel-content {
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69 | @include typography-utils.typography-level($config, body-1);
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70 | }
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71 | }
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72 |
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73 | @mixin density($config-or-theme) {
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74 | $density-scale: theming.get-density-config($config-or-theme);
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75 | $expanded-height: compatibility.private-density-prop-value(
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76 | expansion-variables.$header-density-config, $density-scale, expanded-height);
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77 | $collapsed-height: compatibility.private-density-prop-value(
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78 | expansion-variables.$header-density-config, $density-scale, collapsed-height);
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79 |
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80 | @include compatibility.private-density-legacy-compatibility() {
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81 | .mat-expansion-panel-header {
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82 | height: $collapsed-height;
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83 |
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84 | &.mat-expanded {
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85 | height: $expanded-height;
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86 | }
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87 | }
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88 | }
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89 | }
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90 |
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91 | @mixin theme($theme-or-color-config) {
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92 | $theme: theming.private-legacy-get-theme($theme-or-color-config);
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93 | @include theming.private-check-duplicate-theme-styles($theme, 'mat-expansion') {
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94 | $color: theming.get-color-config($theme);
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95 | $density: theming.get-density-config($theme);
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96 | $typography: theming.get-typography-config($theme);
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97 |
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98 | @if $color != null {
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99 | @include color($color);
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100 | }
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101 | @if $density != null {
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102 | @include density($density);
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103 | }
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104 | @if $typography != null {
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105 | @include typography($typography);
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106 | }
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107 | }
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108 | }
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