Metro-UI-CSS/less/treeview.less at master · fujscss/Metro-UI-CSS · GitHub

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@import (once) "variables";
@import (once) "utils";

// leaf
// node

.treeview {
	margin: 0;
	padding: 0;
	display: block;
	font-size: .75rem;

	ul {
		margin: 0;
		padding: 0;
		list-style: none;
		width: 100%;
		font-size: inherit;
	}

	li {
		font-size: inherit;
		padding: 2px 16px;
		cursor: pointer;
		position: relative;
		color: @gray;
		vertical-align: middle;
		.no-user-select;

		&.active > .leaf {
			font-weight: bold;
		}

		&.disabled {
			cursor: default;
			color: @grayLight;

			&:hover > .leaf {
				color: @grayLight;
			}
		}
	}

	li {
		.input-control {
			margin: 0 .3125rem 0 0;
			height: 1rem;
			line-height: .625rem;
            min-height: 0;

			.check {
				line-height: 1rem;
			}
		}
	}

	ul > li > .leaf {
		&:hover {
			color: @dark;
		}
	}

	.leaf {
		vertical-align: middle;
		display: inline-block;
		color: inherit;
	}

	.leaf {
		.icon {
			width: 1rem;
			height: 1rem;
			text-align: center;
		}
	}

	.node-toggle {
		position: absolute;
		left: 0;
		top: 8px;
		width: 8px;
		height: 8px;

		&:before {
			position: absolute;
			display: block;
			left: 0;
			top: -3px;
			height: 0;
			content: '';
			width: 0;
			border-left: 7px solid transparent;
			border-top: 7px solid transparent;
			border-bottom: 7px @cyan solid;
		}
	}

	li:hover > .node-toggle {
		&:before {
			border-bottom-color: @darkCyan;
		}
	}

	.node {
		&.collapsed {
			& > .node-toggle {
				&:before {
					left: -4px;
					.rotate-45;
					border-bottom-color: @grayLight;
				}
			}

			&:hover {
				& > .node-toggle {
					&:before {
						border-bottom-color: @darkCyan;
					}
				}
			}

            & > ul {
                display: none;
            }
		}
	}
}