/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this file,
 * You can obtain one at http://mozilla.org/MPL/2.0/. */

/* CSS Variables specific to this panel that aren't defined by the themes */
.theme-dark {
  --cell-border-color: rgba(255,255,255,0.15);
  --row-alt-background-color: rgba(86, 117, 185, 0.15);
  --row-hover-background-color: rgba(86, 117, 185, 0.25);
  --link-color: var(--blue-40);
  --link-color-active: var(--blue-30);
}

.theme-light {
  --cell-border-color: rgba(0,0,0,0.15);
  --row-alt-background-color: rgba(76,158,217,0.1);
  --row-hover-background-color: rgba(76,158,217,0.2);
  --link-color: var(--blue-60);
  --link-color-active: var(--blue-70);
}

html, body, #app, #memory-tool {
  height: 100%;
}

#memory-tool {
  /**
   * Flex: contains two children: .devtools-toolbar and #memory-tool-container,
   * which need to be laid out vertically. The toolbar has a fixed height and
   * the container needs to flex to fill out all remaining vertical space.
   */
  display: flex;
  flex-direction: column;
  --sidebar-width: 185px;
  /**
   * If --heap-tree-row-height changes, be sure to change HEAP_TREE_ROW_HEIGHT
   * in `devtools/client/memory/components/Heap.js`.
   */
  --heap-tree-row-height: 18px;
  --heap-tree-header-height: 18px;
}

/**
 * Toolbar
 */

.devtools-toolbar {
  /**
   * Flex: contains several children, which need to be laid out horizontally,
   * and aligned vertically in the middle of the container.
   */
  display: flex;
  line-height: initial;
  align-items: stretch;
}

.devtools-toolbar > .toolbar-group:nth-of-type(1) {
  /**
   * We want this to be exactly at a `--sidebar-width` distance from the
   * toolbar's start boundary. A `.devtools-toolbar` has a 3px start padding.
   */
  flex: 0 0 calc(var(--sidebar-width) - 4px);
  border-inline-end: 1px solid var(--theme-splitter-color);
  margin-inline-end: 5px;
  padding-right: 1px;
}

.devtools-toolbar > .toolbar-group {
  /**
   * Flex: contains several children, which need to be laid out horizontally,
   * and aligned vertically in the middle of the container.
   */
  display: flex;
  align-items: center;
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.devtools-toolbar > .toolbar-group > label {
  /**
   * Flex: contains form controls and text, which need to be laid out
   * horizontally, vertically aligned in the middle of the container.
   */
  display: flex;
  align-items: center;
  margin-inline-end: 5px;
}

.devtools-toolbar > label {
  margin-inline-end: 5px;
  display: flex;
  align-items: center;
}

.devtools-toolbar > .toolbar-text {
  display: flex;
  align-items: center;
}

.devtools-toolbar-select {
  margin-inline-start: 5px;
}

#take-snapshot::before {
  background-image: url(images/command-screenshot.svg);
}

#clear-snapshots::before {
  background-image: url(chrome://devtools/skin/images/clear.svg);
}

#diff-snapshots::before {
  background-image: url(chrome://devtools/skin/images/diff.svg);
}

#import-snapshot::before {
  background-image: url(chrome://devtools/skin/images/import.svg);
}

#record-allocation-stacks-label,
#pop-view-button-label {
  border-inline-end: 1px solid var(--theme-splitter-color);
  padding-inline-end: 5px;
}

.spacer {
  flex: 1;
}

#filter {
  box-sizing: border-box;
  height: 100%;
}

/**
 * Container (sidebar + main panel)
 */

#memory-tool-container {
  /**
   * Flex: contains two children: .list (sidebar) and #heap-view (main panel),
   * which need to be laid out horizontally. The sidebar has a fixed width and
   * the main panel needs to flex to fill out all remaining horizontal space.
   */
  display: flex;
  /**
   * Flexing to fill out remaining vertical space. The preceeding sibling is
   * the toolbar. @see #memory-tool.
   */
  flex: 1;
  overflow: hidden;
}

/**
 * Sidebar
 */

.list {
  width: var(--sidebar-width);
  min-width: var(--sidebar-width);
  overflow-y: auto;
  margin: 0;
  padding: 0;
  background-color: var(--theme-sidebar-background);
  border-inline-end: 1px solid var(--theme-splitter-color);
}

.snapshot-list-item {
  /**
   * Flex: contains several children, which need to be laid out vertically.
   */
  display: flex;
  flex-direction: column;
  color: var(--theme-body-color);
  border-bottom: 1px solid var(--theme-splitter-color);
  padding: 8px;
  cursor: default;
}

.snapshot-list-item.selected {
  background-color: var(--theme-selection-background);
  color: var(--theme-selection-color);
}

.snapshot-list-item.selected ::-moz-selection {
  background-color: var(--theme-selection-color);
  color: var(--theme-selection-background);
}

.snapshot-list-item .snapshot-info {
  display: flex;
  justify-content: space-between;
  font-size: 90%;
}

.snapshot-list-item .snapshot-title {
  display: flex;
  justify-content: space-between;
}

.snapshot-list-item .save {
  text-decoration: underline;
  cursor: pointer;
}

.snapshot-list-item .delete {
  cursor: pointer;
  background-color: transparent;
  border: 0;
  padding: 0;
  position: relative;
  min-height: 1em;
  min-width: 1.3em;
  color: currentColor;
}

.snapshot-list-item .delete::before {
  display: block;
  width: 16px;
  height: 16px;
  content: "";
  background-image: url("chrome://devtools/skin/images/close.svg");
  background-repeat: no-repeat;
  -moz-context-properties: fill;
  fill: currentColor;
}

.snapshot-list-item > .snapshot-title {
  margin-bottom: 14px;
}

.snapshot-list-item > .snapshot-title > input[type=checkbox] {
  margin: 0;
  margin-inline-end: 5px;
}

.snapshot-list-item > .snapshot-state,
.snapshot-list-item > .snapshot-totals {
  font-size: 90%;
  color: var(--theme-text-color-alt);
}

.snapshot-list-item.selected > .snapshot-state,
.snapshot-list-item.selected > .snapshot-totals {
  /* Text inside a selected item should not be custom colored. */
  color: inherit !important;
}

/**
 * Main panel
 */

.vbox {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
  overflow: auto;
  padding: 0;
  margin: 0;
}

.vbox > * {
  flex: 1;

  /**
   * By default, flex items have min-width: auto;
   * (https://drafts.csswg.org/css-flexbox/#min-size-auto)
   */
  min-width: 0;
}

#heap-view {
  /**
   * Flex: contains a .heap-view-panel which needs to fill out all the
   * available space, horizontally and vertically.
   */
  display: flex;
  /**
   * Flexing to fill out remaining horizontal space. The preceeding sibling
   * is the sidebar. @see #memory-tool-container.
   */
  flex: 1;
  background-color: var(--theme-body-background);

  /**
   * By default, flex items have min-width: auto;
   * (https://drafts.csswg.org/css-flexbox/#min-size-auto)
   */
  min-width: 0;
  font-size: 90%;
}

#heap-view > .heap-view-panel {
  /**
   * Flex: can contain several children, including a tree with a header and
   * multiple rows, all of which need to be laid out vertically. When the
   * tree is visible, the header has a fixed height and tree body needs to flex
   * to fill out all remaining vertical space.
   */
  display: flex;
  flex-direction: column;
  /**
   * Flexing to fill out remaining horizontal space. @see #heap-view.
   */
  flex: 1;

  /**
   * By default, flex items have min-width: auto;
   * (https://drafts.csswg.org/css-flexbox/#min-size-auto)
   */
  min-width: 0;
}

#heap-view > .heap-view-panel > .snapshot-status,
#heap-view > .heap-view-panel > .take-snapshot,
#heap-view .empty,
#shortest-paths-select-node-msg {
  margin: auto;
  margin-top: 65px;
  font-size: 120%;
}

#heap-view > .heap-view-panel[data-state="snapshot-state-error"] pre {
  background-color: var(--theme-body-background);
  margin: 20px;
  padding: 20px;
}

/**
 * Heap tree view header
 */

.header {
  /**
   * Flex: contains several span columns, all of which need to be laid out
   * horizontally. All columns except the last one have percentage widths, and
   * the last one needs to flex to fill out all remaining horizontal space.
   */
  display: flex;
  color: var(--theme-body-color);
  background-color: var(--theme-tab-toolbar-background);
  border-bottom: 1px solid var(--cell-border-color);
  flex: 0;
}

.header > span,
#shortest-paths-header {
  text-overflow: ellipsis;
  line-height: var(--heap-tree-header-height);
  justify-content: center;
  justify-self: center;
  white-space: nowrap;
}

.header > span {
  overflow: hidden;
}

.header > .heap-tree-item-name {
  justify-content: flex-start;
}

#shortest-paths {
  background-color: var(--theme-body-background);
  overflow: hidden;
  height: 100%;
  width: 100%;
}

#shortest-paths-select-node-msg {
  justify-self: center;
}

/**
 * Heap tree view body
 */

.tree {
  /**
   * Flexing to fill out remaining vertical space. @see .heap-view-panel
   */
  flex: 1;
  overflow-y: auto;
  background-color: var(--theme-body-background);
}

.tree-node {
  height: var(--heap-tree-row-height);
  line-height: var(--heap-tree-row-height);
  cursor: default;
}

.children-pointer {
  display: inline-block;
  /* We use transform to reverse the icon in RTL,
   * so `padding-right` will get reversed as well. */
  padding-right: 5px;
}

.children-pointer:dir(rtl) {
  transform: scaleX(-1);
}

/**
 * Heap tree view columns
 */

.heap-tree-item {
  /**
   * Flex: contains several span columns, all of which need to be laid out
   * horizontally. All columns except the last one have percentage widths, and
   * the last one needs to flex to fill out all remaining horizontal space.
   */
  display: flex;
}

.tree-node-odd {
  background-color: var(--row-alt-background-color);
}

.tree-node:hover {
  background-color: var(--row-hover-background-color);
}

.heap-tree-item.focused {
  background-color: var(--theme-selection-background);
  color: var(--theme-selection-color);
}

.heap-tree-item.focused ::-moz-selection {
  background-color: var(--theme-selection-color);
  color: var(--theme-selection-background);
}

.heap-tree-item-individuals,
.heap-tree-item-bytes,
.heap-tree-item-count,
.heap-tree-item-total-bytes,
.heap-tree-item-total-count {
  /**
   * Flex: contains several subcolumns, which need to be laid out horizontally.
   * These subcolumns may have specific widths or need to flex.
   */
  display: flex;
  /* Make sure units/decimals/... are always vertically aligned to right in both LTR and RTL locales */
  text-align: right;
  border-inline-end: var(--cell-border-color) 1px solid;
}

.heap-tree-item-count,
.heap-tree-item-total-count,
.heap-tree-item-bytes,
.heap-tree-item-total-bytes {
  width: 10%;
  /*
   * Provision for up to 19 characters:
   *
   *     GG_MMM_KKK_BBB_100%
   *     |            |||  |
   *     '------------'|'--'
   *     14 ch for 10s | 4 ch for the largest % we will
   *     of GB and     | normally see: "100%"
   *     spaces every  |
   *     3 digits      |
   *                   |
   *             A space between the number and percent
   */
  min-width: 19ch;
}

.heap-tree-item-name {
  /**
   * Flexing to fill out remaining vertical space.
   * @see .header and .heap-tree-item */
  flex: 1;
  padding-inline-start: 5px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.heap-tree-item-name .arrow {
  display: inline-block;
  vertical-align: middle;
}

/**
 * Heap tree view subcolumns
 */

.heap-tree-number,
.heap-tree-percent,
.heap-tree-item-name {
  white-space: nowrap;
}

.heap-tree-number {
  padding: 0 3px;
  flex: 1;
  color: var(--theme-text-color-alt);
  /* Make sure number doesn't appear backwards on RTL locales */
  direction: ltr;
}

.heap-tree-percent {
  padding-inline-start: 3px;
  padding-inline-end: 3px;
}

.heap-tree-number,
.heap-tree-percent {
  font-family: var(--monospace-font-family);
}

.heap-tree-percent {
  width: 4ch;
}

.heap-tree-item.focused .heap-tree-number,
.heap-tree-item.focused .heap-tree-percent {
  color: inherit;
}

.heap-tree-item-individuals {
  min-width: 38px;
  overflow: hidden;
  margin: 0;
}

.heap-tree-item-individuals > button {
  width: 32px;
  /* Override default styles for toolbar buttons to fix entire row height. */
  margin: 0 auto !important;
  color: inherit;
}

/**
 * Tree map
 */

.tree-map-container {
  width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
}

.load-more-link {
  cursor: pointer;
  color: var(--link-color);
}

.load-more-link:hover {
  text-decoration: underline;
}

.load-more-link:active {
  color: var(--link-color-active);
}

/**
 * Heap tree errors.
 */

.error::before {
  content: "";
  display: inline-block;
  vertical-align: -2px;
  width: 12px;
  height: 12px;
  max-height: 12px;
  margin-inline-end: 5px;
  background-image: url(chrome://devtools/skin/images/alert-small.svg);
  background-repeat: no-repeat;
  background-size: contain;
  -moz-context-properties: fill;
  fill: var(--yellow-60);
}

/**
 * Frame View components
 */

.separator,
.not-available,
.heap-tree-item-address {
  opacity: .5;
  margin-left: .5em;
  margin-right: .5em;
}

.heap-tree-item-address {
  font-family: monospace;
}

.no-allocation-stacks {
  border-color: var(--theme-splitter-color);
  border-style: solid;
  border-width: 0px 0px 1px 0px;
  text-align: center;
  padding: 5px;
}

/**
 * Dagre-D3 graphs
 */

svg {
  --arrow-color: var(--theme-splitter-color);
  --text-color: var(--theme-body-color);
}

.theme-dark svg {
  --arrow-color: var(--theme-text-color-alt);
}

svg #arrowhead {
  /* !important is needed to override inline style */
  fill: var(--arrow-color) !important;
}

.edgePath path {
  stroke-width: 1px;
  fill: none;
  stroke: var(--arrow-color);
}

g.edgeLabel rect {
  fill: var(--theme-body-background);
}

g.edgeLabel tspan {
  fill: var(--text-color);
}

.nodes rect {
  stroke-width: 1px;
  stroke: var(--theme-splitter-color);
  fill: var(--theme-toolbar-background);
}

text {
  font-size: 1.25em;
  fill: var(--text-color);
  /* Make sure text stays inside its container in RTL locales */
  direction: ltr;
}
