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EditorImportPlugin Class

EditorImportPlugins provide a way to extend the editor's resource import functionality. Use them to import resources from custom files or to provide alternatives to the editor's existing importers. Register your EditorPlugin with AddImportPlugin(EditorImportPlugin).

EditorImportPlugins work by associating with specific file extensions and a resource type. See GetRecognizedExtensions and GetResourceType. They may optionally specify some import presets that affect the import process. EditorImportPlugins are responsible for creating the resources and saving them in the .import directory.

Below is an example EditorImportPlugin that imports a Mesh from a file with the extension ".special" or ".spec":

tool
extends EditorImportPlugin

func get_importer_name():
    return "my.special.plugin"

func get_visible_name():
    return "Special Mesh"

func get_recognized_extensions():
    return ["special", "spec"]

func get_save_extension():
    return "mesh"

func get_resource_type():
    return "Mesh"

func get_preset_count():
    return 1

func get_preset_name(i):
    return "Default"

func get_import_options(i):
    return [{"name": "my_option", "default_value": false}]

func import(source_file, save_path, options, platform_variants, gen_files):
    var file = File.new()
    if file.open(source_file, File.READ) != OK:
        return FAILED

    var mesh = Mesh.new()
    # Fill the Mesh with data read in "file", left as an exercise to the reader

    var filename = save_path + "." + get_save_extension()
    return ResourceSaver.save(filename, mesh)

Inheritance Hierarchy

Namespace:  Godot
Assembly:  GodotSharpEditor (in GodotSharpEditor.dll) Version: 1.0.0
Syntax
C#
public class EditorImportPlugin : ResourceImporter

The EditorImportPlugin type exposes the following members.

Constructors
  NameDescription
Public methodEditorImportPlugin
Initializes a new instance of the EditorImportPlugin class
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Properties
  NameDescription
Public propertyDynamicObject
Gets a new DynamicGodotObject associated with this instance.
(Inherited from Object.)
Public propertyNativeInstance (Inherited from Object.)
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Methods
  NameDescription
Public method_Get

Virtual method which can be overridden to customize the return value of Get(String).

Returns the given property. Returns null if the property does not exist.

(Inherited from Object.)
Public method_GetPropertyList

Virtual method which can be overridden to customize the return value of GetPropertyList.

Returns the object's property list as an Array of dictionaries.

Each property's Dictionary must contain at least name: String and type: int (see VariantType) entries. Optionally, it can also include hint: int (see PropertyHint), hint_string: String, and usage: int (see PropertyUsageFlags).

(Inherited from Object.)
Public method_Notification

Called whenever the object receives a notification, which is identified in what by a constant. The base Object has two constants and , but subclasses such as Node define a lot more notifications which are also received by this method.

(Inherited from Object.)
Public method_Set

Virtual method which can be overridden to customize the return value of Set(String, Object).

Sets a property. Returns true if the property exists.

(Inherited from Object.)
Public methodAddUserSignal

Adds a user-defined signal. Arguments are optional, but can be added as an Array of dictionaries, each containing name: String and type: int (see VariantType) entries.

(Inherited from Object.)
Public methodCall

Calls the method on the object and returns the result. This method supports a variable number of arguments, so parameters are passed as a comma separated list. Example:

call("set", "position", Vector2(42.0, 0.0))

Note: In C#, the method name must be specified as snake_case if it is defined by a built-in Godot node. This doesn't apply to user-defined methods where you should use the same convention as in the C# source (typically PascalCase).

(Inherited from Object.)
Public methodCallDeferred

Calls the method on the object during idle time. This method supports a variable number of arguments, so parameters are passed as a comma separated list. Example:

call_deferred("set", "position", Vector2(42.0, 0.0))

Note: In C#, the method name must be specified as snake_case if it is defined by a built-in Godot node. This doesn't apply to user-defined methods where you should use the same convention as in the C# source (typically PascalCase).

(Inherited from Object.)
Public methodCallv

Calls the method on the object and returns the result. Contrarily to Call(String, Object), this method does not support a variable number of arguments but expects all parameters to be via a single Array.

callv("set", [ "position", Vector2(42.0, 0.0) ])

(Inherited from Object.)
Public methodCanTranslateMessages

Returns true if the object can translate strings. See SetMessageTranslation(Boolean) and Tr(String).

(Inherited from Object.)
Public methodConnect

Connects a signal to a method on a target object. Pass optional binds to the call as an Array of parameters. These parameters will be passed to the method after any parameter used in the call to EmitSignal(String, Object). Use flags to set deferred or one-shot connections. See ObjectConnectFlags constants.

A signal can only be connected once to a method. It will throw an error if already connected, unless the signal was connected with . To avoid this, first, use IsConnected(String, Object, String) to check for existing connections.

If the target is destroyed in the game's lifecycle, the connection will be lost.

Examples:

connect("pressed", self, "_on_Button_pressed") # BaseButton signal
connect("text_entered", self, "_on_LineEdit_text_entered") # LineEdit signal
connect("hit", self, "_on_Player_hit", [ weapon_type, damage ]) # User-defined signal

An example of the relationship between binds passed to Connect(String, Object, String, Array, UInt32) and parameters used when calling EmitSignal(String, Object):

connect("hit", self, "_on_Player_hit", [ weapon_type, damage ]) # weapon_type and damage are passed last
emit_signal("hit", "Dark lord", 5) # "Dark lord" and 5 are passed first
func _on_Player_hit(hit_by, level, weapon_type, damage):
    print("Hit by %s (lvl %d) with weapon %s for %d damage" % [hit_by, level, weapon_type, damage])

(Inherited from Object.)
Public methodDisconnect

Disconnects a signal from a method on the given target.

If you try to disconnect a connection that does not exist, the method will throw an error. Use IsConnected(String, Object, String) to ensure that the connection exists.

(Inherited from Object.)
Public methodDispose (Inherited from Object.)
Protected methodDispose(Boolean) (Inherited from Object.)
Public methodEmitSignal

Emits the given signal. The signal must exist, so it should be a built-in signal of this class or one of its parent classes, or a user-defined signal. This method supports a variable number of arguments, so parameters are passed as a comma separated list. Example:

emit_signal("hit", weapon_type, damage)
emit_signal("game_over")

(Inherited from Object.)
Public methodEquals (Inherited from Object.)
Protected methodFinalize (Inherited from Object.)
Public methodFree

Deletes the object from memory immediately. For Nodes, you may want to use QueueFree to queue the node for safe deletion at the end of the current frame.

Important: If you have a variable pointing to an object, it will not be assigned to null once the object is freed. Instead, it will point to a previously freed instance and you should validate it with @GDScript.is_instance_valid before attempting to call its methods or access its properties.

(Inherited from Object.)
Public methodGet

Returns the Variant value of the given property. If the property doesn't exist, this will return null.

Note: In C#, the property name must be specified as snake_case if it is defined by a built-in Godot node. This doesn't apply to user-defined properties where you should use the same convention as in the C# source (typically PascalCase).

(Inherited from Object.)
Public methodGetClass

Returns the object's class as a String.

(Inherited from Object.)
Public methodGetHashCode (Inherited from Object.)
Public methodGetImporterName

Gets the unique name of the importer.

Public methodGetImportOptions

Gets the options and default values for the preset at this index. Returns an Array of Dictionaries with the following keys: name, default_value, property_hint (optional), hint_string (optional), usage (optional).

Public methodGetImportOrder

Gets the order of this importer to be run when importing resources. Higher values will be called later. Use this to ensure the importer runs after the dependencies are already imported.

Public methodGetIncomingConnections

Returns an Array of dictionaries with information about signals that are connected to the object.

Each Dictionary contains three String entries:

- source is a reference to the signal emitter.

- signal_name is the name of the connected signal.

- method_name is the name of the method to which the signal is connected.

(Inherited from Object.)
Public methodGetIndexed

Gets the object's property indexed by the given NodePath. The node path should be relative to the current object and can use the colon character (:) to access nested properties. Examples: "position:x" or "material:next_pass:blend_mode".

(Inherited from Object.)
Public methodGetInstanceId

Returns the object's unique instance ID.

This ID can be saved in EncodedObjectAsID, and can be used to retrieve the object instance with @GDScript.instance_from_id.

(Inherited from Object.)
Public methodGetMeta

Returns the object's metadata entry for the given name.

(Inherited from Object.)
Public methodGetMetaList

Returns the object's metadata as a String.

(Inherited from Object.)
Public methodGetMethodList

Returns the object's methods and their signatures as an Array.

(Inherited from Object.)
Public methodGetOptionVisibility

This method can be overridden to hide specific import options if conditions are met. This is mainly useful for hiding options that depend on others if one of them is disabled. For example:

func get_option_visibility(option, options):
    # Only show the lossy quality setting if the compression mode is set to "Lossy".
    if option == "compress/lossy_quality" and options.has("compress/mode"):
        return int(options["compress/mode"]) == COMPRESS_LOSSY

    return true

Return true to make all options always visible.

Public methodGetPresetCount

Gets the number of initial presets defined by the plugin. Use GetImportOptions(Int32) to get the default options for the preset and GetPresetName(Int32) to get the name of the preset.

Public methodGetPresetName

Gets the name of the options preset at this index.

Public methodGetPriority

Gets the priority of this plugin for the recognized extension. Higher priority plugins will be preferred. The default priority is 1.0.

Public methodGetPropertyList

Returns the object's property list as an Array of dictionaries.

Each property's Dictionary contain at least name: String and type: int (see VariantType) entries. Optionally, it can also include hint: int (see PropertyHint), hint_string: String, and usage: int (see PropertyUsageFlags).

(Inherited from Object.)
Public methodGetRecognizedExtensions

Gets the list of file extensions to associate with this loader (case-insensitive). e.g. ["obj"].

Public methodGetResourceType

Gets the Godot resource type associated with this loader. e.g. "Mesh" or "Animation".

Public methodGetSaveExtension

Gets the extension used to save this resource in the .import directory.

Public methodGetScript

Returns the object's Script instance, or null if none is assigned.

(Inherited from Object.)
Public methodGetSignalConnectionList

Returns an Array of connections for the given signal.

(Inherited from Object.)
Public methodGetSignalList

Returns the list of signals as an Array of dictionaries.

(Inherited from Object.)
Public methodGetType (Inherited from Object.)
Public methodGetVisibleName

Gets the name to display in the import window. You should choose this name as a continuation to "Import as", e.g. "Import as Special Mesh".

Public methodHasMeta

Returns true if a metadata entry is found with the given name.

(Inherited from Object.)
Public methodHasMethod

Returns true if the object contains the given method.

(Inherited from Object.)
Public methodHasSignal

Returns true if the given signal exists.

(Inherited from Object.)
Public methodHasUserSignal

Returns true if the given user-defined signal exists. Only signals added using AddUserSignal(String, Array) are taken into account.

(Inherited from Object.)
Public methodImport

Imports source_file into save_path with the import options specified. The platform_variants and gen_files arrays will be modified by this function.

This method must be overridden to do the actual importing work. See this class' description for an example of overriding this method.

Public methodInitRef

Initializes the internal reference counter. Use this only if you really know what you are doing.

Returns whether the initialization was successful.

(Inherited from Reference.)
Public methodIsBlockingSignals

Returns true if signal emission blocking is enabled.

(Inherited from Object.)
Public methodIsClass

Returns true if the object inherits from the given class.

(Inherited from Object.)
Public methodIsConnected

Returns true if a connection exists for a given signal, target, and method.

(Inherited from Object.)
Public methodIsQueuedForDeletion (Inherited from Object.)
Protected methodMemberwiseClone (Inherited from Object.)
Public methodNotification

Send a given notification to the object, which will also trigger a call to the _Notification(Int32) method of all classes that the object inherits from.

If reversed is true, _Notification(Int32) is called first on the object's own class, and then up to its successive parent classes. If reversed is false, _Notification(Int32) is called first on the highest ancestor (Object itself), and then down to its successive inheriting classes.

(Inherited from Object.)
Public methodPropertyListChangedNotify

Notify the editor that the property list has changed, so that editor plugins can take the new values into account. Does nothing on export builds.

(Inherited from Object.)
Public methodReference_

Increments the internal reference counter. Use this only if you really know what you are doing.

Returns true if the increment was successful, false otherwise.

(Inherited from Reference.)
Public methodRemoveMeta

Removes a given entry from the object's metadata. See also SetMeta(String, Object).

(Inherited from Object.)
Public methodSet

Assigns a new value to the given property. If the property does not exist, nothing will happen.

Note: In C#, the property name must be specified as snake_case if it is defined by a built-in Godot node. This doesn't apply to user-defined properties where you should use the same convention as in the C# source (typically PascalCase).

(Inherited from Object.)
Public methodSetBlockSignals

If set to true, signal emission is blocked.

(Inherited from Object.)
Public methodSetDeferred

Assigns a new value to the given property, after the current frame's physics step. This is equivalent to calling Set(String, Object) via CallDeferred(String, Object), i.e. call_deferred("set", property, value).

Note: In C#, the property name must be specified as snake_case if it is defined by a built-in Godot node. This doesn't apply to user-defined properties where you should use the same convention as in the C# source (typically PascalCase).

(Inherited from Object.)
Public methodSetIndexed

Assigns a new value to the property identified by the NodePath. The node path should be relative to the current object and can use the colon character (:) to access nested properties. Example:

set_indexed("position", Vector2(42, 0))
set_indexed("position:y", -10)
print(position) # (42, -10)

(Inherited from Object.)
Public methodSetMessageTranslation

Defines whether the object can translate strings (with calls to Tr(String)). Enabled by default.

(Inherited from Object.)
Public methodSetMeta

Adds, changes or removes a given entry in the object's metadata. Metadata are serialized and can take any Variant value.

To remove a given entry from the object's metadata, use RemoveMeta(String). Metadata is also removed if its value is set to null. This means you can also use set_meta("name", null) to remove metadata for "name".

(Inherited from Object.)
Public methodSetScript

Assigns a script to the object. Each object can have a single script assigned to it, which are used to extend its functionality.

If the object already had a script, the previous script instance will be freed and its variables and state will be lost. The new script's method will be called.

(Inherited from Object.)
Public methodCode exampleToSignal
Returns a new SignalAwaiter awaiter configured to complete when the instance source emits the signal specified by the signal parameter.
(Inherited from Object.)
Public methodToString (Inherited from Object.)
Public methodTr

Translates a message using translation catalogs configured in the Project Settings.

Only works if message translation is enabled (which it is by default), otherwise it returns the message unchanged. See SetMessageTranslation(Boolean).

(Inherited from Object.)
Public methodUnreference

Decrements the internal reference counter. Use this only if you really know what you are doing.

Returns true if the decrement was successful, false otherwise.

(Inherited from Reference.)
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See Also