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February 2, 2012 18:07
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Bootstrap 2.0 Grid Mixins — Less vs. Sass
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| // | |
| // All sorts of better | |
| // | |
| // Le grid system | |
| // ------------------------- | |
| // | |
| // Grid system builder for fixed, responsive and input grids | |
| // | |
| @mixin gridSystem( | |
| $type: fixed, // fixed | responsive | input | |
| $columns: $gridColumns, | |
| $columnWidth: if($type == responsive, $fluidGridColumnWidth, $gridColumnWidth), | |
| $gutterWidth: if($type == responsive, $fluidGridGutterWidth, $fluidGridGutterWidth) | |
| ){ | |
| @if $type == fixed { | |
| .row { | |
| margin-left: $gutterWidth * -1; | |
| @include clearfix; | |
| } | |
| [class*="span"] { | |
| float: left; | |
| margin-left: $gutterWidth; | |
| } | |
| @for $i from 1 through $columns { | |
| @if $i == $columns { | |
| .span#{$i},.container { width: ($columnWidth * $i) + ($gutterWidth * ($i - 1)); } | |
| } @else { | |
| .span#{$i} { width: ($columnWidth * $i) + ($gutterWidth * ($i - 1)); } | |
| } | |
| } | |
| @for $i from 1 through $columns { | |
| @if $i != $columns { | |
| .offset#{$i} { margin-left: ($columnWidth * $i) + ($gutterWidth * ($i - 1)) + ($gutterWidth * 2); } | |
| } | |
| } | |
| } @else if $type == responsive { | |
| .row-fluid { | |
| width: 100%; | |
| @include clearfix; | |
| > [class*="span"] { | |
| float: left; | |
| margin-left: $gutterWidth; | |
| &:first-child { | |
| margin-left: 0; | |
| } | |
| } | |
| @for $i from 1 through $columns { | |
| .span#{$i} { width: ($columnWidth * $i) + ($gutterWidth * ($i - 1)); } | |
| } | |
| } | |
| } @else if $type == input { | |
| input,textarea,.uneditable-input { | |
| @for $i from 1 through $columns { | |
| &.span#{$i} { width: (($gridColumnWidth) * $i) + ($gridGutterWidth * ($i - 1)) - 10; } | |
| } | |
| } | |
| } | |
| } |
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| // | |
| // I don't know what exactly they're trying to pull by asking you to define @gridColumns | |
| // in variables.less but hard-coding span1-12 | |
| // | |
| // I've yet to actually try the build system, so I might discover something… | |
| // | |
| // Le grid system | |
| // ------------------------- | |
| #gridSystem { | |
| // Setup the mixins to be used | |
| .columns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, @columns) { | |
| width: (@gridColumnWidth * @columns) + (@gridGutterWidth * (@columns - 1)); | |
| } | |
| .offset(@gridColumnWidth, @gridGutterWidth, @columns) { | |
| margin-left: (@gridColumnWidth * @columns) + (@gridGutterWidth * (@columns - 1)) + (@gridGutterWidth * 2); | |
| } | |
| .gridColumn(@gridGutterWidth) { | |
| float: left; | |
| margin-left: @gridGutterWidth; | |
| } | |
| // Take these values and mixins, and make 'em do their thang | |
| .generate(@gridColumns, @gridColumnWidth, @gridGutterWidth) { | |
| // Row surrounds the columns | |
| .row { | |
| margin-left: @gridGutterWidth * -1; | |
| .clearfix(); | |
| } | |
| // Find all .span# classes within .row and give them the necessary properties for grid columns (supported by all browsers back to IE7, thanks @dhg) | |
| [class*="span"] { | |
| #gridSystem > .gridColumn(@gridGutterWidth); | |
| } | |
| // Default columns | |
| .span1 { #gridSystem > .columns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 1); } | |
| .span2 { #gridSystem > .columns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 2); } | |
| .span3 { #gridSystem > .columns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 3); } | |
| .span4 { #gridSystem > .columns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 4); } | |
| .span5 { #gridSystem > .columns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 5); } | |
| .span6 { #gridSystem > .columns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 6); } | |
| .span7 { #gridSystem > .columns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 7); } | |
| .span8 { #gridSystem > .columns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 8); } | |
| .span9 { #gridSystem > .columns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 9); } | |
| .span10 { #gridSystem > .columns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 10); } | |
| .span11 { #gridSystem > .columns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 11); } | |
| .span12, | |
| .container { #gridSystem > .columns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 12); } | |
| // Offset column options | |
| .offset1 { #gridSystem > .offset(@gridColumnWidth, @gridGutterWidth, 1); } | |
| .offset2 { #gridSystem > .offset(@gridColumnWidth, @gridGutterWidth, 2); } | |
| .offset3 { #gridSystem > .offset(@gridColumnWidth, @gridGutterWidth, 3); } | |
| .offset4 { #gridSystem > .offset(@gridColumnWidth, @gridGutterWidth, 4); } | |
| .offset5 { #gridSystem > .offset(@gridColumnWidth, @gridGutterWidth, 5); } | |
| .offset6 { #gridSystem > .offset(@gridColumnWidth, @gridGutterWidth, 6); } | |
| .offset7 { #gridSystem > .offset(@gridColumnWidth, @gridGutterWidth, 7); } | |
| .offset8 { #gridSystem > .offset(@gridColumnWidth, @gridGutterWidth, 8); } | |
| .offset9 { #gridSystem > .offset(@gridColumnWidth, @gridGutterWidth, 9); } | |
| .offset10 { #gridSystem > .offset(@gridColumnWidth, @gridGutterWidth, 10); } | |
| .offset11 { #gridSystem > .offset(@gridColumnWidth, @gridGutterWidth, 11); } | |
| } | |
| } | |
| // Fluid grid system | |
| // ------------------------- | |
| #fluidGridSystem { | |
| // Setup the mixins to be used | |
| .columns(@fluidGridGutterWidth, @fluidGridColumnWidth, @columns) { | |
| width: 1% * (@fluidGridColumnWidth * @columns) + (@fluidGridGutterWidth * (@columns - 1)); | |
| } | |
| .gridColumn(@fluidGridGutterWidth) { | |
| float: left; | |
| margin-left: @fluidGridGutterWidth; | |
| } | |
| // Take these values and mixins, and make 'em do their thang | |
| .generate(@gridColumns, @fluidGridColumnWidth, @fluidGridGutterWidth) { | |
| // Row surrounds the columns | |
| .row-fluid { | |
| width: 100%; | |
| .clearfix(); | |
| // Find all .span# classes within .row and give them the necessary properties for grid columns (supported by all browsers back to IE7, thanks @dhg) | |
| > [class*="span"] { | |
| #fluidGridSystem > .gridColumn(@fluidGridGutterWidth); | |
| } | |
| > [class*="span"]:first-child { | |
| margin-left: 0; | |
| } | |
| // Default columns | |
| .span1 { #fluidGridSystem > .columns(@fluidGridGutterWidth, @fluidGridColumnWidth, 1); } | |
| .span2 { #fluidGridSystem > .columns(@fluidGridGutterWidth, @fluidGridColumnWidth, 2); } | |
| .span3 { #fluidGridSystem > .columns(@fluidGridGutterWidth, @fluidGridColumnWidth, 3); } | |
| .span4 { #fluidGridSystem > .columns(@fluidGridGutterWidth, @fluidGridColumnWidth, 4); } | |
| .span5 { #fluidGridSystem > .columns(@fluidGridGutterWidth, @fluidGridColumnWidth, 5); } | |
| .span6 { #fluidGridSystem > .columns(@fluidGridGutterWidth, @fluidGridColumnWidth, 6); } | |
| .span7 { #fluidGridSystem > .columns(@fluidGridGutterWidth, @fluidGridColumnWidth, 7); } | |
| .span8 { #fluidGridSystem > .columns(@fluidGridGutterWidth, @fluidGridColumnWidth, 8); } | |
| .span9 { #fluidGridSystem > .columns(@fluidGridGutterWidth, @fluidGridColumnWidth, 9); } | |
| .span10 { #fluidGridSystem > .columns(@fluidGridGutterWidth, @fluidGridColumnWidth, 10); } | |
| .span11 { #fluidGridSystem > .columns(@fluidGridGutterWidth, @fluidGridColumnWidth, 11); } | |
| .span12 { #fluidGridSystem > .columns(@fluidGridGutterWidth, @fluidGridColumnWidth, 12); } | |
| } | |
| } | |
| } | |
| // Input grid system | |
| // ------------------------- | |
| #inputGridSystem { | |
| .inputColumns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, @columns) { | |
| width: ((@gridColumnWidth) * @columns) + (@gridGutterWidth * (@columns - 1)) - 10; | |
| } | |
| .generate(@gridColumns, @gridColumnWidth, @gridGutterWidth) { | |
| input, | |
| textarea, | |
| .uneditable-input { | |
| &.span1 { #inputGridSystem > .inputColumns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 1); } | |
| &.span2 { #inputGridSystem > .inputColumns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 2); } | |
| &.span3 { #inputGridSystem > .inputColumns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 3); } | |
| &.span4 { #inputGridSystem > .inputColumns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 4); } | |
| &.span5 { #inputGridSystem > .inputColumns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 5); } | |
| &.span6 { #inputGridSystem > .inputColumns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 6); } | |
| &.span7 { #inputGridSystem > .inputColumns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 7); } | |
| &.span8 { #inputGridSystem > .inputColumns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 8); } | |
| &.span9 { #inputGridSystem > .inputColumns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 9); } | |
| &.span10 { #inputGridSystem > .inputColumns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 10); } | |
| &.span11 { #inputGridSystem > .inputColumns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 11); } | |
| &.span12 { #inputGridSystem > .inputColumns(@gridGutterWidth, @gridColumnWidth, @gridRowWidth, 12); } | |
| } | |
| } | |
| } |
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also sass lets you use namespacing inside a grid mixin
example: https://gist.github.com/mpalpha/5851818