@wordpress/block-editor/build/components/block-list-appender/index.cjs.map

Generic block editor.

{
  "version": 3,
  "sources": ["../../../src/components/block-list-appender/index.js"],
  "sourcesContent": ["/**\n * External dependencies\n */\nimport clsx from 'clsx';\n\n/**\n * WordPress dependencies\n */\nimport { useSelect } from '@wordpress/data';\nimport { getDefaultBlockName } from '@wordpress/blocks';\n\n/**\n * Internal dependencies\n */\nimport DefaultBlockAppender from '../default-block-appender';\nimport ButtonBlockAppender from '../button-block-appender';\nimport { store as blockEditorStore } from '../../store';\n\nfunction DefaultAppender( { rootClientId } ) {\n\tconst canInsertDefaultBlock = useSelect( ( select ) =>\n\t\tselect( blockEditorStore ).canInsertBlockType(\n\t\t\tgetDefaultBlockName(),\n\t\t\trootClientId\n\t\t)\n\t);\n\n\tif ( canInsertDefaultBlock ) {\n\t\t// Render the default block appender if the context supports use\n\t\t// of the default appender.\n\t\treturn <DefaultBlockAppender rootClientId={ rootClientId } />;\n\t}\n\n\t// Fallback in case the default block can't be inserted.\n\treturn (\n\t\t<ButtonBlockAppender\n\t\t\trootClientId={ rootClientId }\n\t\t\tclassName=\"block-list-appender__toggle\"\n\t\t/>\n\t);\n}\n\nexport default function BlockListAppender( {\n\trootClientId,\n\tCustomAppender,\n\tclassName,\n\ttagName: TagName = 'div',\n} ) {\n\tconst isDragOver = useSelect(\n\t\t( select ) => {\n\t\t\tconst {\n\t\t\t\tgetBlockInsertionPoint,\n\t\t\t\tisBlockInsertionPointVisible,\n\t\t\t\tgetBlockCount,\n\t\t\t} = select( blockEditorStore );\n\t\t\tconst insertionPoint = getBlockInsertionPoint();\n\t\t\t// Ideally we should also check for `isDragging` but currently it\n\t\t\t// requires a lot more setup. We can revisit this once we refactor\n\t\t\t// the DnD utility hooks.\n\t\t\treturn (\n\t\t\t\tisBlockInsertionPointVisible() &&\n\t\t\t\trootClientId === insertionPoint?.rootClientId &&\n\t\t\t\tgetBlockCount( rootClientId ) === 0\n\t\t\t);\n\t\t},\n\t\t[ rootClientId ]\n\t);\n\n\treturn (\n\t\t<TagName\n\t\t\t// A `tabIndex` is used on the wrapping `div` element in order to\n\t\t\t// force a focus event to occur when an appender `button` element\n\t\t\t// is clicked. In some browsers (Firefox, Safari), button clicks do\n\t\t\t// not emit a focus event, which could cause this event to propagate\n\t\t\t// unexpectedly. The `tabIndex` ensures that the interaction is\n\t\t\t// captured as a focus, without also adding an extra tab stop.\n\t\t\t//\n\t\t\t// See: https://developer.mozilla.org/en-US/docs/Web/HTML/Element/button#Clicking_and_focus\n\t\t\ttabIndex={ -1 }\n\t\t\tclassName={ clsx( 'block-list-appender wp-block', className, {\n\t\t\t\t'is-drag-over': isDragOver,\n\t\t\t} ) }\n\t\t\t// Needed in case the whole editor is content editable (for multi\n\t\t\t// selection). It fixes an edge case where ArrowDown and ArrowRight\n\t\t\t// should collapse the selection to the end of that selection and\n\t\t\t// not into the appender.\n\t\t\tcontentEditable={ false }\n\t\t\t// The appender exists to let you add the first Paragraph before\n\t\t\t// any is inserted. To that end, this appender should visually be\n\t\t\t// presented as a block. That means theme CSS should style it as if\n\t\t\t// it were an empty paragraph block. That means a `wp-block` class to\n\t\t\t// ensure the width is correct, and a [data-block] attribute to ensure\n\t\t\t// the correct margin is applied, especially for classic themes which\n\t\t\t// have commonly targeted that attribute for margins.\n\t\t\tdata-block\n\t\t>\n\t\t\t{ CustomAppender ? (\n\t\t\t\t<CustomAppender />\n\t\t\t) : (\n\t\t\t\t<DefaultAppender rootClientId={ rootClientId } />\n\t\t\t) }\n\t\t</TagName>\n\t);\n}\n"],
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  "names": ["blockEditorStore", "DefaultBlockAppender", "ButtonBlockAppender", "clsx"]
}