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Refactor grid-framework followup

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* Split up calc-grid-column, generate selectors in make-grid
* Iterate over $grid-breakpoints and (pull, push, offset)
This commit is contained in:
Gleb Mazovetskiy 2014-12-07 14:52:44 +00:00
parent 795a584561
commit 5fefe06c3d
2 changed files with 54 additions and 50 deletions
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2
scss/_variables.scss
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@ -294,7 +294,7 @@ $screen-xs-max: ($screen-sm-min - .1);
//== Grid system
//
//## Define your custom responsive grid.
$grid-breakpoints: (xs sm md lg xl);
//** Number of columns in the grid.
$grid-columns: 12;
//** Padding between columns. Gets divided in half for the left and right.

102
scss/mixins/_grid-framework.scss
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@ -3,65 +3,69 @@
// Used only by Bootstrap to generate the correct number of grid classes given
// any value of `$grid-columns`.
%twbs-grid-column {
position: relative;
// Prevent columns from collapsing when empty
min-height: 1px;
// Inner gutter via padding
padding-left: ($grid-gutter-width / 2);
padding-right: ($grid-gutter-width / 2);
}
%twbs-grid-column-float {
float: left
}
@mixin make-grid-columns($columns: $grid-columns) {
// Common properties for all breakpoints
@mixin make-grid-columns($columns: $grid-columns, $breakpoints: $grid-breakpoints) {
%grid-column {
position: relative;
// Prevent columns from collapsing when empty
min-height: 1px;
// Inner gutter via padding
padding-left: ($grid-gutter-width / 2);
padding-right: ($grid-gutter-width / 2);
}
@for $i from 1 through $columns {
.col-xs-#{$i}, .col-sm-#{$i}, .col-md-#{$i}, .col-lg-#{$i}, .col-xl-#{$i} {
@extend %twbs-grid-column;
@each $breakpoint in $breakpoints {
.col-#{$breakpoint}-#{$i} {
@extend %grid-column;
}
}
}
}
@mixin float-grid-columns($class, $columns: $grid-columns) {
// Breakpoint-specific properties
@mixin make-grid($breakpoint, $columns: $grid-columns) {
// Work around cross-media @extend (https://github.com/sass/sass/issues/1050)
%grid-column-float-#{$breakpoint} {
float: left;
}
@for $i from 1 through $columns {
.col-#{$class}-#{$i} {
@extend %twbs-grid-column-float;
.col-#{$breakpoint}-#{$i} {
@extend %grid-column-float-#{$breakpoint};
@include grid-column-width($i, $columns);
}
}
@each $modifier in (pull, push, offset) {
@for $i from 0 through $columns {
.col-#{$breakpoint}-#{$modifier}-#{$i} {
@include grid-column-modifier($modifier, $i, $columns)
}
}
}
}
@mixin calc-grid-column($index, $class, $type, $columns: $grid-columns) {
@if ($type == width) and ($index > 0) {
.col-#{$class}-#{$index} {
width: percentage($index / $columns);
}
}
@mixin grid-column-width($index, $columns) {
width: percentage($index / $columns);
}
@mixin grid-column-push($index, $columns) {
left: if($index > 0, percentage($index / $columns), auto);
}
@mixin grid-column-pull($index, $columns) {
right: if($index > 0, percentage($index / $columns), auto);
}
@mixin grid-column-offset($index, $columns) {
margin-left: percentage($index / $columns);
}
// Work around the lack of dynamic mixin @include support (https://github.com/sass/sass/issues/626)
@mixin grid-column-modifier($type, $index, $columns) {
@if $type == push {
.col-#{$class}-push-#{$index} {
left: if($index > 0, percentage($index / $columns), auto);
}
}
@if $type == pull {
.col-#{$class}-pull-#{$index} {
right: if($index > 0, percentage($index / $columns), auto);
}
}
@if $type == offset {
.col-#{$class}-offset-#{$index} {
margin-left: percentage($index / $columns);
}
}
}
// Create grid for specific class
@mixin make-grid($class, $columns: $grid-columns) {
@include float-grid-columns($class);
@for $i from 0 through $columns {
@include calc-grid-column($i, $class, width, $columns);
@include calc-grid-column($i, $class, push, $columns);
@include calc-grid-column($i, $class, pull, $columns);
@include calc-grid-column($i, $class, offset, $columns);
@include grid-column-push($index, $columns);
} @else if $type == pull {
@include grid-column-pull($index, $columns);
} @else if $type == offset {
@include grid-column-offset($index, $columns);
}
}