IntelliJ IDEA 图标参考（IntelliJ IDEA Icon reference）

Common

Icon	Description
	Class
	Abstract class
	Groovy class
	Annotation
	Enumeration
	Exception
	Final Java class
	Interface
	Java class that contains declaration of the main() method
	Test case
	Java class located out of the Sources root.
	Java class excluded from compilation.
	PHP trait
	PHP test
	Method
	Abstract method
	Field
	Variable
	Property
	Parameter
	Element
	Directory
	Module
	Group of modules
	Package
	Sources root
	Test root
	Excluded root
	Resources
	Test resources
	Generated sources root
	Generated test sources root

Visibility modifiers

Icon	Description
	Read-only class, for example from a jar of an external library.
	private
	protected
	package protected
	static
	public

Bookmarks

Icon
	Anonymous bookmark – a check sign bookmark. Bookmarks are used for quick navigation within a file or across the entire project.
	Lettered mnemonic bookmark – a letter in the interval from A to Z.
	Numbered mnemonic bookmark – a number in the interval from 0 to 9.

Breakpoint icons

Icon & Description	Icon & Description	Icon & Description
inactive/dependent field watchpoint	inactive/dependent line breakpoint	inactive/dependent method breakpoint
disabled line breakpoint	disabled exception breakpoint	disabled field watchpoint
disabled method breakpoint	exception breakpoint	field watchpoint
invalid breakpoint	method breakpoint	muted line breakpoint
muted inactive/dependent field watchpoint	muted inactive/dependent line breakpoint	muted inactive/dependent method breakpoint
muted disabled line breakpoint	muted disabled field watchpoint	muted disabled method breakpoint
muted field watchpoint	muted method breakpoint	non-suspending line breakpoint
non-suspending field watchpoint	non-suspending method breakpoint	line breakpoint
verified line breakpoint	verified field watchpoint	verified method breakpoint
verified non-suspending line breakpoint	verified non-suspending field watchpoint	verified non-suspending method breakpoint

For more information about breakpoints, refer to Breakpoints.

Data Sources

Icon	Description
	Access Method
	Aggregate
	Alias Type
	Argument
	Body
	Check
	Cluster
	Collation
	Collection Type
	Column. For more information about column icon combinations, see Possible icon combinations for columns.
	Data File
	Database
	Read-only status
	DDL data source
	Default
	Exception
	Extension
	External Schema
	Foreign Data Wrapper
	Foreign Key
	Foreign Table
	Index
	Key
	Materialized Log
	Materialized View
	Object Attribute
	Object Type
	Operator
	Package
	Projection
	Read-only data sources
	Role
	Routine
	Rule
	Scheduled Event
	Schema
	Sequence
	Server
	Stored procedure or function
	Synonym
	Table
	Table Type
	Tablespace
	Trigger
	User
	User Mapping
	Variable
	View
	Virtual Table

IDEA 图标参考（2020.1稳定版）