@theia/core/src/browser/style/tree.css

Theia is a cloud & desktop IDE framework implemented in TypeScript.

/********************************************************************************
 * Copyright (C) 2017, 2018 TypeFox and others.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0 which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the Eclipse
 * Public License v. 2.0 are satisfied: GNU General Public License, version 2
 * with the GNU Classpath Exception which is available at
 * https://www.gnu.org/software/classpath/license.html.
 *
 * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-only WITH Classpath-exception-2.0
 ********************************************************************************/

:root {
  --theia-welcomeView-horizontal-padding: 20px;
  --theia-welcomeView-elements-margin: 13px;
  --theia-welcomeView-button-maxWidth: 260px;
}

.theia-Tree {
  overflow: hidden;
  font-size: var(--theia-ui-font-size1);
  max-height: calc(100% - var(--theia-border-width));
  position: relative;
}

.theia-Tree:focus .theia-TreeContainer.empty::before,
.theia-Tree:focus .theia-TreeContainer.focused::before {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 10;
  content: "";
  outline-width: 1px;
  outline-style: solid;
  outline-offset: -1px;
  opacity: 1 !important;
  outline-color: var(--theia-focusBorder);
}

.theia-Tree:focus,
.theia-TreeContainer .ReactVirtualized__List:focus {
  outline: 0;
  box-shadow: none;
  border: none;
}

.theia-TreeContainer .ReactVirtualized__Grid__innerScrollContainer {
  margin-bottom: calc(var(--theia-ui-padding) * 3);
}

.theia-TreeContainer {
  height: 100%;
}

.theia-TreeNode {
  line-height: var(--theia-content-line-height);
  display: flex;
}

.theia-TreeNode:hover {
  background: var(--theia-list-hoverBackground);
  color: var(--theia-list-hoverForeground);
  cursor: pointer;
}

.theia-TreeNodeContent {
  display: flex;
  align-items: center;
  width: calc(100% - var(--theia-scrollbar-rail-width));
}

.theia-ExpansionToggle {
  display: flex;
  justify-content: center;
  padding-left: calc(var(--theia-ui-padding) / 2);
  padding-right: calc(var(--theia-ui-padding) / 2);
  min-width: var(--theia-icon-size);
  min-height: var(--theia-icon-size);
}

.theia-ExpansionToggle.theia-mod-busy {
  animation: theia-spin 1.25s linear infinite;
}

.theia-ExpansionToggle:not(.theia-mod-busy):hover {
  cursor: pointer;
}

.theia-ExpansionToggle.theia-mod-collapsed:not(.theia-mod-busy) {
  transform: rotate(-90deg);
}

.theia-Tree:focus-within .theia-TreeNode.theia-mod-selected {
  background: var(--theia-list-activeSelectionBackground);
  color: var(--theia-list-activeSelectionForeground) !important;
  outline: var(--theia-focusBorder) solid 1px;
  outline-offset: -1px;
}

.theia-Tree:focus-within .theia-TreeNode.theia-mod-selected .theia-TreeNodeTail,
.theia-Tree:focus-within
  .theia-TreeNode.theia-mod-selected
  .theia-caption-suffix,
.theia-Tree:focus-within .theia-TreeNode.theia-mod-selected .theia-TreeNodeInfo,
.theia-Tree:focus-within
  .theia-TreeNode.theia-mod-selected
  .theia-TreeNodeSegment {
  color: var(--theia-list-activeSelectionForeground) !important;
}

.theia-Tree:focus .theia-TreeNode.theia-mod-focus,
.theia-Tree .ReactVirtualized__List:focus .theia-TreeNode.theia-mod-focus {
  outline-width: 1px;
  outline-style: solid;
  outline-offset: -1px;
  outline-color: var(--theia-focusBorder);
}

.theia-TreeNodeInfo {
  color: var(--theia-foreground);
  opacity: 0.7;
}

.theia-Tree .theia-TreeNode.theia-mod-selected {
  background: var(--theia-list-inactiveSelectionBackground);
  color: var(--theia-list-inactiveSelectionForeground);
}

.theia-TreeNode.theia-mod-not-selectable {
  color: var(--theia-descriptionForeground);
}

.theia-TreeNode.theia-mod-not-selectable:hover {
  background: none;
  cursor: default;
}

.theia-TreeNodeSegment {
  align-items: center;
  flex-grow: 0;
  user-select: none;
  white-space: nowrap;
}

.theia-TreeNodeSegment.flex {
  display: flex;
}

.theia-TreeNodeSegmentGrow {
  flex-grow: 1 !important;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.theia-TreeNodeTail {
  min-width: 1rem;
  text-align: center;
  justify-content: center;
}

.open-editors-node-row .theia-TreeNode .theia-TreeNodeContent .noWrapInfo > * {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    display: inline;
}

.theia-TreeNodeSegment mark {
  background-color: var(--theia-list-filterMatchBackground);
  color: var(--theia-list-inactiveSelectionForeground);
}

.theia-tree-source-node-placeholder {
  text-align: center;
  font-style: italic;
  opacity: var(--theia-mod-disabled-opacity);
}

.theia-tree-node-indent {
  position: absolute;
  height: var(--theia-content-line-height);
  border-right: var(--theia-border-width) solid transparent;
  pointer-events: none;
}

.theia-tree-node-indent.always,
.theia-TreeContainer:hover .theia-tree-node-indent.hover {
  border-color: var(--theia-tree-inactiveIndentGuidesStroke);
}

.theia-tree-node-indent.active {
  border-color: var(--theia-tree-indentGuidesStroke);
}

.theia-TreeContainer .theia-WelcomeView {
  padding-top: var(--theia-ui-padding);
  padding-right: var(--theia-welcomeView-horizontal-padding);
  padding-left: var(--theia-welcomeView-horizontal-padding);
}

.theia-TreeContainer .theia-WelcomeView > * {
  margin: var(--theia-welcomeView-elements-margin) 0;
}

.theia-TreeContainer .theia-WelcomeView .theia-WelcomeViewButtonWrapper {
  display: flex;
  padding: 0 var(--theia-ui-padding);
}

.theia-TreeContainer .theia-WelcomeView .theia-WelcomeViewButton {
  width: 100%;
  max-width: var(--theia-welcomeView-button-maxWidth);
  margin: auto;
}

.theia-TreeContainer .theia-WelcomeView .theia-WelcomeViewCommandLink {
  cursor: pointer;
}

.theia-TreeContainer .theia-WelcomeView .theia-WelcomeViewCommandLink.disabled {
  pointer-events: none;
  cursor: default;
  opacity: var(--theia-mod-disabled-opacity);
}