mw.ui: checkbox: Add state change transition

[lhc/web/wiklou.git] / resources / src / mediawiki.ui / components / checkbox.less

diff --git a/resources/src/mediawiki.ui/components/checkbox.less b/resources/src/mediawiki.ui/components/checkbox.less
index 506dc11..be0c638 100644 (file)
--- a/resources/src/mediawiki.ui/components/checkbox.less
+++ b/resources/src/mediawiki.ui/components/checkbox.less
@@ -61,6 +61,7 @@
 
                // the pseudo before element of the label after the checkbox now looks like a checkbox
                & + label::before {
+                       .transition( 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275) );
                        content: '';
                        cursor: pointer;
                        .box-sizing(border-box);
@@ -71,15 +72,17 @@
                        height: @checkboxSize;
                        background-color: #fff;
                        border: 1px solid @colorGray7;
-               }
-
-               // when the input is checked, style the label pseudo before element that followed as a checked checkbox
-               &:checked + label::before {
                        .background-image-svg('images/checked.svg', 'images/checked.png');
                        .background-size( @checkboxSize - 0.2em, @checkboxSize - 0.2em );
                        background-repeat: no-repeat;
                        background-position: center center;
                        background-origin: border-box;
+                       background-size: 0 0;
+               }
+
+               // when the input is checked, style the label pseudo before element that followed as a checked checkbox
+               &:checked + label::before {
+                       background-size: 100% 100%;
                }
 
                &:active + label::before {