START HERE
Getting Started
WRITE-ONCE
Write-Once Components
Declarative Surface
Photon Engine
Design System
Capabilities
Storage
Forms
Code Editor
Markdown
Mermaid
Email Rendering
ARCHITECTURE
Architecture Overview
Package Architecture
Components
Styling
Localization
Analytics & GTM
COMPILATION
Compiler
Compile-Time Evaluation
Supported C# Features
External Type Resolution
Build Flow
Diagnostics
RUNTIME
Runtime (TypeScript)
Performance
SERVER
Server Integration
Assets
BunPackage
Security
ECOSYSTEM
Image
Charts
Icons
Lottie
DEVELOPMENT
Visual Editor
Debug
Roadmap
PT-BR
Analytics-pt-BR
Architecture-pt-BR
Assets-pt-BR
BuildFlow-pt-BR
BunPackage-pt-BR
Capabilities-pt-BR
Charts-pt-BR
CodeEditor-pt-BR
Compiler-pt-BR
CompileTimeEvaluation-pt-BR
Components-pt-BR
Debug-pt-BR
DeclarativeSurface-pt-BR
DesignSystem-pt-BR
Diagnostics-pt-BR
EmailRealizer-pt-BR
ExternalTypeResolution-pt-BR
Forms-pt-BR
GettingStarted-pt-BR
Home-pt-BR
Icons-pt-BR
Image-pt-BR
Localization-pt-BR
Lottie-pt-BR
Markdown-pt-BR
Mermaid-pt-BR
PackageArchitecture-pt-BR
Performance-pt-BR
Photon-pt-BR
Roadmap-pt-BR
Runtime-pt-BR
Security-pt-BR
ServerIntegration-pt-BR
Storage-pt-BR
Styling-pt-BR
SupportedFeatures-pt-BR
VisualEditor-pt-BR
WriteOnceComponents-pt-BR
ACTIONS & INPUTS
Button
IconButton
TextInput
Select
Checkbox
Switch
RadioGroup
SegmentedControl
Slider
Stepper
SearchField
SURFACES & DISPLAY
Card
Badge
Chip
Avatar
Banner
ProgressBar
EmptyState
Divider
NAVIGATION
Tabs
AppBar
BottomNavigation
Breadcrumb
Pagination
PageIndicator
Menu
Drawer
OVERLAYS
Dialog
BottomSheet
Toast
Popover
Tooltip
LISTS & DATA
List
ListView
Table
Accordion
CodeBlock
TOUCH INTERACTION
PullToRefresh
SwipeableRow
DocsOverlays
PopoverView source
1 min readA small anchored surface for secondary content, placed against its trigger.
1
using eQuantic.UI.Components;
DEFAULT
Popover panel
Usage
1
2
3
4
5
6
new Popover(trigger, new FilterPanel())
{
Open = _filtersOpen,
OnDismiss = () => SetState(() => _filtersOpen = false),
Placement = AnchorPlacement.BottomStart,
}
API
Prop
Type
Default
Description
Trigger
VisualNode
—
The element the panel anchors to.
Content
VisualNode
—
Panel content.
Open
bool
false
Controlled visibility.
OnDismiss
Action?
null
Outside press or Escape.
Placement
AnchorPlacement
BottomStart
Preferred side; flips and shifts to stay on screen.
States
State
Rendering
Closed
Trigger only
Open
Elevated panel positioned by the anchoring engine
Repositioned
Flips when the preferred side would clip
Accessibility
•
Focus moves into the panel; Escape closes and restores focus to the trigger.
When to use
•
Secondary controls on wide, pointer-driven screens.
Avoid
•
Critical actions on touch — use a BottomSheet.
NOTEEvery dimension resolves through Sizing.*(SizeVariant) and the token scales — never a literal. Source: src/eQuantic.UI.Components/Popover.cs.