ui/src/plugins/com.android.HeapDumpExplorer/styles.scss

// Copyright (C) 2026 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

// Styles for the Heapdump Explorer plugin.
// The CSS reset is provided by Perfetto's global styles.

.ah-page {
  // Domain-specific badge tokens — no --pf-* equivalent.
  --ah-badge-reachability: #d97706;
  --ah-badge-root: #f43f5e;
  --ah-badge-string: #047857;

  .pf-theme-provider--dark & {
    --ah-badge-reachability: #fbbf24;
    --ah-badge-root: #fb7185;
    --ah-badge-string: #34d399;
  }

  height: 100%;
  background: var(--pf-color-background-secondary);
  display: flex;
  flex-direction: column;
  color: var(--pf-color-text);
  overflow: hidden;
}

.ah-main {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: 1rem;
  max-width: 95%;
  margin: 0 auto;
  width: 100%;
  font-size: 0.875rem;
  line-height: 1.25rem;

  // The Tabs widget's content area must be a flex column so that DataGrid
  // views (which use flex: 1 on .ah-view-content) fill the available height.
  .pf-tabs__content {
    display: flex;
    flex-direction: column;
  }
}

.ah-heading-row {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 0.75rem;

  // Remove the heading's own bottom margin when inside a heading row.
  .ah-view-heading {
    margin-bottom: 0;
  }
}

// Flex-growing wrapper for view content with a DataGrid that fills height.
.ah-view-content {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

// Empty state for scroll views (bitmaps, etc.) where fillHeight cannot resolve
// against a fixed parent. Uses viewport-relative height minus the page shell
// (tab bar + padding) to vertically center the icon.
.ah-empty-fill {
  height: calc(100vh - 200px);
}

.ah-loading {
  color: var(--pf-color-text-hint);
  padding: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
}

.ah-error-text {
  color: var(--pf-color-danger);
  padding: 1rem;
}

.ah-view-heading {
  font-size: 1.125rem;
  line-height: 1.75rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--pf-color-text);
}

.ah-muted-heading {
  font-size: 0.875rem;
  color: var(--pf-color-text-hint);
  margin-bottom: 0.5rem;
}

.ah-sub-heading {
  font-size: 0.8125rem;
  line-height: 1.25rem;
  font-weight: 600;
  color: var(--pf-color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.ah-card {
  background: var(--pf-color-background);
  border: 1px solid var(--pf-color-border);
  padding: 1rem;
}

.ah-card--compact {
  @extend .ah-card;
  padding: 0.75rem;
}

.ah-bitmap-image {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  image-rendering: pixelated;
}

.ah-bitmap-card {
  border: 1px solid var(--pf-color-border);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 1rem;
}

.ah-bitmap-card__image {
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem;
}

.ah-bitmap-card__info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 0.75rem;
  border-top: 1px solid var(--pf-color-border);
  font-size: 0.875rem;
}

.ah-bitmap-card__secondary {
  margin-left: 0.75rem;
  color: var(--pf-color-text-hint);
}

.ah-bitmap-card__path {
  padding: 0.5rem 0.75rem;
  border-top: 1px solid var(--pf-color-border-secondary);
  font-size: 0.8125rem;
}

.ah-info-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.375rem 1rem;
}

.ah-info-grid--compact {
  @extend .ah-info-grid;
  gap: 0.25rem 1rem;
}

.ah-info-grid__label {
  color: var(--pf-color-text-muted);
}

.ah-section {
  background: var(--pf-color-background);
  border: 1px solid var(--pf-color-border);
}

.ah-section__toggle {
  width: 100%;
  padding: 0.5rem 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: left;
  &:hover {
    background: var(--pf-color-background-secondary);
  }
}

.ah-section__title {
  font-size: 0.875rem;
  line-height: 1.25rem;
  font-weight: 600;
  color: var(--pf-color-text-muted);
}

.ah-section__chevron {
  width: 0.75rem;
  height: 0.75rem;
  color: var(--pf-color-text-hint);
  transition: transform 0.15s;
}

.ah-section__chevron--open {
  transform: rotate(90deg);
}

.ah-section__body {
  padding: 0.75rem 1rem;
  border-top: 1px solid var(--pf-color-border-secondary);
  overflow-x: auto;

  // Cap DataGrid height so each section grid scrolls internally via virtual
  // scroll, while the page scrolls between sections. Use overflow: auto
  // (overriding the DataGrid default of overflow: hidden) so the empty state
  // icon is not clipped.
  .pf-data-grid {
    max-height: 400px;
    overflow: auto;
  }
}

.ah-link {
  color: var(--pf-color-primary);
  text-decoration: underline;
  &:hover {
    color: var(--pf-color-accent);
  }
}

.ah-link--alt {
  color: var(--pf-color-primary);
  &:hover {
    text-decoration: underline;
  }
}

.ah-badge-reachability {
  color: var(--ah-badge-reachability);
  font-size: 0.8125rem;
  line-height: 1.25rem;
  margin-right: 0.25rem;
}

.ah-badge-root {
  color: var(--ah-badge-root);
  font-size: 0.8125rem;
  line-height: 1.25rem;
  margin-right: 0.25rem;
}

.ah-badge-string {
  color: var(--ah-badge-string);
  margin-left: 0.25rem;
}

.ah-badge-referent {
  color: var(--pf-color-text-hint);
  margin-left: 0.25rem;
}

.ah-download-link {
  font-size: 0.875rem;
  line-height: 1.25rem;
  color: var(--pf-color-primary);
  cursor: pointer;
  &:hover {
    text-decoration: underline;
  }
}

.ah-path-arrow {
  color: var(--pf-color-text-hint);
}

.ah-path-field {
  color: var(--pf-color-text-muted);
}

.ah-view-stack > * + * {
  margin-top: 0.75rem;
}

.ah-view-stack--tight > * + * {
  margin-top: 0.125rem;
}

.ah-mono {
  font-family: var(--pf-font-monospace);
}
.ah-semibold {
  font-weight: 600;
}
.ah-break-all {
  word-break: break-all;
}
.ah-opacity-60 {
  opacity: 0.6;
}

.ah-view-heading--tight {
  margin-bottom: 0.25rem;
}

.ah-action-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.ah-bitmap-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--pf-color-text-muted);
}

.ah-path-entry {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.ah-dup-grid-container {
  height: 400px;
}

.ah-desc {
  font-size: 0.875rem;
  line-height: 1.25rem;
  color: var(--pf-color-text-muted);
  margin-bottom: 0.5rem;
}

.ah-str-color {
  color: var(--ah-badge-string);
}

.ah-str-badge {
  color: var(--ah-badge-string);
  margin-left: 0.25rem;
}

.ah-muted {
  color: var(--pf-color-text-muted);
}

.ah-flex-none {
  flex-shrink: 0;
}

// Spacing (minimal set)
.ah-mt-1 {
  margin-top: 0.25rem;
}
.ah-mb-2 {
  margin-bottom: 0.5rem;
}
.ah-mb-3 {
  margin-bottom: 0.75rem;
}
.ah-mb-4 {
  margin-bottom: 1rem;
}
.ah-mt-4 {
  margin-top: 1rem;
}