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Merged
merged 2 commits into from
Apr 25, 2025
Merged

feat(stepper): improve stepper theme #15687

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00ddb01
feat(stepper): improve stepper theme
didimmova Apr 7, 2025
c578ad9
feat(stepper): add a fallback for step-separator-color
didimmova Apr 22, 2025
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212 changes: 190 additions & 22 deletions projects/igniteui-angular/src/lib/core/styles/components/stepper/_stepper-theme.scss
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Original file line number Diff line number Diff line change
Expand Up @@ -186,50 +186,222 @@
}

$theme: digest-schema($stepper-schema);
$meta: map.get($theme, '_meta');

@if not($indicator-background) and $step-background {
$indicator-background: text-contrast($step-background);
//default step
@if not($step-hover-background) and $step-background {
$step-hover-background: hsl(from var(--step-background) h s calc(l * 0.8));
}

@if not($indicator-color) and $indicator-background {
$indicator-color: text-contrast($indicator-background);
@if not($step-focus-background) and $step-background {
$step-focus-background: hsl(from var(--step-background) h s calc(l * 0.9));
}

@if not($complete-indicator-color) and $complete-indicator-background {
$complete-indicator-color: text-contrast($complete-indicator-background);
@if not($indicator-background) and $step-background {
$indicator-background: hsla(from adaptive-contrast(var(--step-background)) h s l / .6);
}

@if not($invalid-indicator-color) and $invalid-indicator-background {
$invalid-indicator-color: text-contrast($invalid-indicator-background);
@if not($indicator-outline) and $indicator-background {
$indicator-outline: var(--indicator-background);
}

@if not($current-indicator-color) and $current-indicator-background {
$current-indicator-color: text-contrast($current-indicator-background);
@if not($indicator-color) and $indicator-background {
$indicator-color: hsla(from adaptive-contrast(var(--indicator-background)) h s l / 1);
}

@if not($title-color) and $step-background {
$title-color: text-contrast($step-background);
$title-color: adaptive-contrast(var(--step-background));
}

@if not($subtitle-color) and $step-background {
$subtitle-color: text-contrast($step-background);
$subtitle-color: adaptive-contrast(var(--step-background));
}

@if not($title-hover-color) and $step-hover-background {
$title-hover-color: text-contrast($step-hover-background);
$title-hover-color: adaptive-contrast(var(--step-hover-background));
}

@if not($subtitle-hover-color) and $step-hover-background {
$subtitle-hover-color: text-contrast($step-hover-background);
$subtitle-hover-color: adaptive-contrast(var(--step-hover-background));
}

@if not($title-focus-color) and $step-focus-background {
$title-focus-color: text-contrast($step-focus-background);
$title-focus-color: adaptive-contrast(var(--step-focus-background));
}

@if not($subtitle-focus-color) and $step-focus-background {
$subtitle-focus-color: text-contrast($step-focus-background);
$subtitle-focus-color: adaptive-contrast(var(--step-focus-background));
}

//current step
@if not($current-step-background) and $step-background {
$current-step-background: var(--step-background);
}

@if not($current-step-hover-background) and $current-step-background {
$current-step-hover-background: hsl(from var(--current-step-background) h s calc(l * 0.8));
}

@if not($current-step-focus-background) and $current-step-background {
$current-step-focus-background: hsl(from var(--current-step-background) h s calc(l * 0.9));
}

@if not($current-indicator-background) and $current-step-background {
$current-indicator-background: hsl(from var(--current-step-background) h s calc(l * 0.6));
}

@if not($current-indicator-outline) and $current-indicator-background {
$current-indicator-outline: var(--current-indicator-background);
}

@if not($current-indicator-color) and $current-indicator-background {
$current-indicator-color: adaptive-contrast(var(--current-indicator-background));
}

@if not($current-title-color) and $current-step-background {
$current-title-color: adaptive-contrast(var(--current-step-background));
}

@if not($current-subtitle-color) and $current-step-background {
$current-subtitle-color: adaptive-contrast(var(--current-step-background));
}

@if not($current-title-hover-color) and $current-step-hover-background {
$current-title-hover-color: adaptive-contrast(var(--current-step-hover-background));
}

@if not($current-subtitle-hover-color) and $current-step-hover-background {
$current-subtitle-hover-color: adaptive-contrast(var(--current-step-hover-background));
}

@if not($current-title-focus-color) and $current-step-focus-background {
$current-title-focus-color: adaptive-contrast(var(--current-step-focus-background));
}

@if not($current-subtitle-focus-color) and $current-step-focus-background {
$current-subtitle-focus-color: adaptive-contrast(var(--current-step-focus-background));
}

//invalid step
@if not($invalid-step-background) and $step-background {
$invalid-step-background: var(--step-background);
}

@if not($invalid-step-hover-background) and $invalid-step-background {
$invalid-step-hover-background: hsl(from var(--invalid-step-background) h s calc(l * 0.8));
}

@if not($invalid-step-focus-background) and $invalid-step-background {
$invalid-step-focus-background: hsl(from var(--invalid-step-background) h s calc(l * 0.9));
}

@if not($invalid-indicator-background) and not($step-background) and $invalid-step-background {
$invalid-indicator-background: adaptive-contrast(var(--invalid-step-background));
}

@if not($invalid-indicator-outline) and $invalid-indicator-background {
$invalid-indicator-outline: var(--invalid-indicator-background);
}

@if not($invalid-indicator-color) and not($step-background) and $invalid-indicator-background {
$invalid-indicator-color: adaptive-contrast(var(--invalid-indicator-background));
}

@if not($invalid-title-color) and $invalid-indicator-background {
$invalid-title-color: var(--invalid-indicator-background);
}

@if not($invalid-subtitle-color) and $invalid-indicator-background {
$invalid-subtitle-color: var(--invalid-indicator-background);
}

@if not($invalid-title-hover-color) and $invalid-indicator-background {
$invalid-title-hover-color: var(--invalid-indicator-background);
}

@if not($invalid-subtitle-hover-color) and $invalid-indicator-background {
$invalid-subtitle-hover-color: var(--invalid-indicator-background);
}

@if not($invalid-title-focus-color) and $invalid-indicator-background {
$invalid-title-focus-color: var(--invalid-indicator-background);
}

@if not($invalid-subtitle-focus-color) and $invalid-indicator-background {
$invalid-subtitle-focus-color: var(--invalid-indicator-background);
}

//completed step
@if not($complete-step-background) and $step-background {
$complete-step-background: var(--step-background);
}

@if not($complete-step-hover-background) and $complete-step-background {
$complete-step-hover-background: hsl(from var(--complete-step-background) h s calc(l * 0.8));
}

@if not($complete-step-focus-background) and $complete-step-background {
$complete-step-focus-background: hsl(from var(--complete-step-background) h s calc(l * 0.9));
}

@if not($complete-indicator-background) and $complete-step-background {
$complete-indicator-background: adaptive-contrast(var(--complete-step-background));
}

@if not($complete-indicator-color) and $complete-indicator-background {
$complete-indicator-color: adaptive-contrast(var(--complete-indicator-background));
}

@if not($complete-title-color) and $complete-step-background {
$complete-title-color: adaptive-contrast(var(--complete-step-background));
}

@if not($complete-subtitle-color) and $complete-step-background {
$complete-subtitle-color: adaptive-contrast(var(--complete-step-background));
}

@if not($complete-title-hover-color) and $complete-step-hover-background {
$complete-title-hover-color: adaptive-contrast(var(--complete-step-hover-background));
}

@if not($complete-subtitle-hover-color) and $complete-step-hover-background {
$complete-subtitle-hover-color: adaptive-contrast(var(--complete-step-hover-background));
}

@if not($complete-title-focus-color) and $complete-step-focus-background {
$complete-title-focus-color: adaptive-contrast(var(--complete-step-focus-background));
}

@if not($complete-subtitle-focus-color) and $complete-step-focus-background {
$complete-subtitle-focus-color: adaptive-contrast(var(--complete-step-focus-background));
}

//disabled step
@if not($disabled-indicator-background) and $step-background {
$disabled-indicator-background: hsla(from (adaptive-contrast(var(--step-background)) h s l / 0.5));
}

@if not($disabled-indicator-color) and $disabled-indicator-background {
$disabled-indicator-color: hsla(from (adaptive-contrast(var(--disabled-indicator-background)) h s l / 0.5));
}

@if not($disabled-indicator-outline) and $disabled-indicator-background {
$disabled-indicator-outline: var(--disabled-indicator-background);
}

@if not($disabled-title-color) and $step-background {
$disabled-title-color: hsla(from (adaptive-contrast(var(--step-background)) h s l / 0.3));
}

@if not($disabled-subtitle-color) and $step-background {
$disabled-subtitle-color: hsla(from (adaptive-contrast(var(--step-background)) h s l / 0.3));
}

@if not($step-separator-color) and $step-background {
$step-separator-color: var(--step-background);
}

@if not($step-separator-color) and $indicator-background {
$step-separator-color: var(--indicator-background);
}

@if not($border-radius-indicator) {
Expand Down Expand Up @@ -318,10 +490,6 @@
// Border-radius
border-radius-indicator: $border-radius-indicator,
border-radius-step-header: $border-radius-step-header,
theme: map.get($schema, '_meta', 'theme'),
_meta: map.merge(if($meta, $meta, ()), (
variant: map.get($schema, '_meta', 'theme')
)),
));
}

Expand All @@ -331,7 +499,7 @@
@mixin stepper($theme) {
@include css-vars($theme);

$variant: map.get($theme, '_meta', 'variant');
$variant: map.get($theme, '_meta', 'theme');

$indicator-size: map.get((
'material': rem(24px),
Expand Down