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plugin_extension_points.md: list some base classes

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Yann Cébron 2023-05-23 13:59:37 +02:00
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topics/basics/plugin_structure/plugin_extension_points.md
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@ -1,7 +1,7 @@
# Extension Points
<!-- Copyright 2000-2023 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license. -->
# Extension Points
<link-summary>Allowing to extend plugin's functionality by other plugins.</link-summary>
> See [Plugin Extensions](plugin_extensions.md) for _using_ extension points in your plugin.
@ -57,6 +57,13 @@ Must be one of `IDEA_APPLICATION` for Application (default), `IDEA_PROJECT` for
The plugin that contributes to the extension point will read those properties from the <path>plugin.xml</path> file.
Base classes for extensions requiring a key:
- [`LanguageExtension`](%gh-ic%/platform/core-api/src/com/intellij/lang/LanguageExtension.java)
- [`FileTypeExtension`](%gh-ic%/platform/core-api/src/com/intellij/openapi/fileTypes/FileTypeExtension.java)
- [`ClassExtension`](%gh-ic%/platform/core-api/src/com/intellij/openapi/util/ClassExtension.java)
- [`KeyedExtensionCollector`](%gh-ic%/platform/core-api/src/com/intellij/openapi/util/KeyedExtensionCollector.java)
> See [](bundling_plugin_openapi_sources.md) section explaining how to expose extension points sources to other plugins.
>
{style="note"}