core/scss/mixins/bootstrap/_breakpoints.scss - dev - githubmirror/tabler

core/scss/mixins/bootstrap/_breakpoints.scss
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Paweł Kuna
Unify workspace lint, format, and type-check quality gates (#2732)
30 июл 2026, 20:36
30 июл 2026, 20:366db32ea
@use 'sass:list';
@use 'sass:map';
@use '../../settings' as *;

// Breakpoint viewport sizes and media queries.
//
// Breakpoints are defined as a map of (name: minimum width), order from small to large:
//
//    (xs: 0, sm: 576px, md: 768px, lg: 992px, xl: 1200px, xxl: 1400px)
//
// The map defined in the `$grid-breakpoints` global variable is used as the `$breakpoints` argument by default.

// Name of the next breakpoint, or null for the last breakpoint.
@function breakpoint-next($name, $breakpoints: $grid-breakpoints, $breakpoint-names: map.keys($breakpoints)) {
  $n: list.index($breakpoint-names, $name);
  @if not $n {
    @error "breakpoint `#{$name}` not found in `#{$breakpoints}`";
  }
  @return if(sass($n < list.length($breakpoint-names)): list.nth($breakpoint-names, $n + 1); else: null);
}

// Minimum breakpoint width. Null for the smallest (first) breakpoint.
@function breakpoint-min($name, $breakpoints: $grid-breakpoints) {
  $min: map.get($breakpoints, $name);
  @return if(sass($min != 0): $min; else: null);
}

// Maximum breakpoint width.
// The maximum value is reduced by 0.02px to work around the limitations of
// `min-` and `max-` prefixes and viewports with fractional widths.
@function breakpoint-max($name, $breakpoints: $grid-breakpoints) {
  $max: map.get($breakpoints, $name);
  @return if(sass($max and $max > 0): $max - .02; else: null);
}

// Returns a blank string if smallest breakpoint, otherwise returns the name with a dash in front.
@function breakpoint-infix($name, $breakpoints: $grid-breakpoints) {
  @return if(sass(breakpoint-min($name, $breakpoints) == null): ''; else: '-#{$name}');
}

// Media of at least the minimum breakpoint width. No query for the smallest breakpoint.
@mixin media-breakpoint-up($name, $breakpoints: $grid-breakpoints) {
  $min: breakpoint-min($name, $breakpoints);
  @if $min {
    @media (min-width: $min) {
      @content;
    }
  } @else {
    @content;
  }
}

// Media of at most the maximum breakpoint width. No query for the largest breakpoint.
@mixin media-breakpoint-down($name, $breakpoints: $grid-breakpoints) {
  $max: breakpoint-max($name, $breakpoints);
  @if $max {
    @media (max-width: $max) {
      @content;
    }
  } @else {
    @content;
  }
}

// Media that spans multiple breakpoint widths.
@mixin media-breakpoint-between($lower, $upper, $breakpoints: $grid-breakpoints) {
  $min: breakpoint-min($lower, $breakpoints);
  $max: breakpoint-max($upper, $breakpoints);

  @if $min != null and $max != null {
    @media (min-width: $min) and (max-width: $max) {
      @content;
    }
  } @else if $max == null {
    @include media-breakpoint-up($lower, $breakpoints) {
      @content;
    }
  } @else if $min == null {
    @include media-breakpoint-down($upper, $breakpoints) {
      @content;
    }
  }
}

// Media between the breakpoint's minimum and maximum widths.
@mixin media-breakpoint-only($name, $breakpoints: $grid-breakpoints) {
  $min: breakpoint-min($name, $breakpoints);
  $next: breakpoint-next($name, $breakpoints);
  $max: breakpoint-max($next, $breakpoints);

  @if $min != null and $max != null {
    @media (min-width: $min) and (max-width: $max) {
      @content;
    }
  } @else if $max == null {
    @include media-breakpoint-up($name, $breakpoints) {
      @content;
    }
  } @else if $min == null {
    @include media-breakpoint-down($next, $breakpoints) {
      @content;
    }
  }
}