static: improve tree view
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61647a1f57
commit
20c4dda160
2 changed files with 219 additions and 138 deletions
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@ -1,100 +1,150 @@
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/* https://iamkate.com/code/tree-views/ */
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/* https://codepen.io/defims/pen/DBaVXM */
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/* Custom properties */
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.tree {
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--spacing : 1.0rem;
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--radius : 10px;
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ul {
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float: left;
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clear: left;
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margin-left: .25em;
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padding: 0;
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}
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/* Padding */
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.tree li {
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display : block;
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position : relative;
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padding-left : calc(2 * var(--spacing) - var(--radius) - 2px + 10px);
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}
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.tree ul {
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margin-left : calc(var(--radius) - var(--spacing));
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padding-left : 0;
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}
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/* Vertical lines */
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.tree ul li {
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border-left : 2px solid #ddd;
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}
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.tree ul li:last-child {
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border-color : transparent;
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}
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/* Horizontal lines */
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.tree ul::before {
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content : '';
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display : block;
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position : absolute;
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top : calc(var(--spacing) - 8px);
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left : 6px;
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width : calc(var(--spacing) + 2px);
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border : solid #ddd;
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border-width : 0 0 2px 2px;
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}
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.tree ul li::before {
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content : '';
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display : block;
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position : absolute;
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top : calc(var(--spacing) - 22px);
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left : -2px;
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width : calc(var(--spacing) + 2px);
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height : calc(var(--spacing) - 2px);
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border : solid #ddd;
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border-width : 0 0 2px 2px;
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}
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/* Summaries */
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.tree summary {
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display : block;
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cursor : pointer;
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}
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.tree summary::marker,
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.tree summary::-webkit-details-marker {
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display : none;
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}
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.tree summary:focus {
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outline : none;
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}
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.tree summary:focus-visible {
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outline : 1px dotted #000;
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}
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/* Markers */
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.tree li::after,
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.tree summary::before {
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content : '\1F4C1';
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display : block;
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position : absolute;
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top : calc(var(--spacing) / 1.5 - var(--radius));
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left : calc(var(--spacing) - var(--radius) - 1px);
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width : calc(2 * var(--radius));
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height : calc(2 * var(--radius));
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}u
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/* Expand and collapse buttons */
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.tree summary::before {
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ul:before {
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content:"";
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position: absolute;
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z-index: 1;
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content: '\1F4C1';
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top:.25em;
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right:auto;
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bottom:0;
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left: 1.75em;
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margin: auto;
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/* border-right: dotted white .1em; */
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width: 0;
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height: auto;
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}
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.tree details[open] > summary::before {
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ul:after {
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content: "-";
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position: absolute;
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z-index: 3;
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top: 0;
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left: -.5em;
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margin-left: .65em;
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margin-top: .15em;
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padding: 0;
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width: .8em;
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height: .8em;
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text-align: center;
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line-height: .7em;
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font-size: 1em;
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}
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ul > li {
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display: block;
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position: relative;
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float: left;
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clear: both;
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right:auto;
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padding-left: 1em;
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width:auto;
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text-align: center;
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color:white;
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}
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ul > li > input[type=checkbox] {
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display:block;
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position: absolute;
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float: left;
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z-index: 4;
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margin: 0 0 0 -1em;
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padding: 0;
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width:1em;
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height: 2em;
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font-size: 1em;
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opacity: 0;
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cursor: pointer;
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}
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ul > li > input[type=checkbox]:not(:checked)~ul:before {
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display: none;
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}
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ul > li > input[type=checkbox]:not(:checked)~ul:after {
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content: "+"
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}
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ul > li > input[type=checkbox]:not(:checked)~ul * {
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display: none;
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}
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ul > li > span {
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display: block;
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position: relative;
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float: left;
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z-index: 3;
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margin-left: .25em;
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padding-left: .25em;
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}
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ul > li > span:after {
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content: "";
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display: block;
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position: absolute;
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left:-1em;
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top:0;
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bottom:0;
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margin: auto .25em auto .25em;
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/* border-top: dotted white .1em; */
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width: .75em;
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height: 0;
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}
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ul > li:last-child:before {
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content: ""; display: block; position: absolute; z-index: 2;
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top:1em; left:0; bottom:-.25em;
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width:.75em; height:auto;
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}
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#tree {
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position: relative; font-family: "Georgia";
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}
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#tree:before {
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left:.5em;
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}
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#tree:after {
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display: none;
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}
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/* decoration */
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ul, ul > li:last-child:before {
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background: transparent;
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}
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ul > li {
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background: transparent;
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}
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ul:after {
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background: linear-gradient(135deg, rgba(255,255,255,1), rgba(195,186,170,1));
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color: black;
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border:solid gray 1px;
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border-radius: .1em;
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}
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ul > li > span {
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border-radius: .25em;
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color: white;
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}
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ul > li > input[type=checkbox]~span:before {
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content:""; display: inline-block;
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margin: 0 .25em 0 0;
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width:1em; height: 1em; ;line-height: 1em;
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content: '\1F4C1';
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background-repeat:no-repeat;
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background-size:contain;
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}
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ul > li > input[type=checkbox]:checked~span:before {
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content: '\1F4C2';
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}
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