map( change: ChangeDesc, assoc?: number = -1) → EditorSelection The index of the main range in the selection (which is
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Overlap (but they may touch, if they aren't empty). The ranges in the selection, sorted by position. static fromJSON( json: any) → SelectionRangeĬonvert a JSON representation of a range to a SelectionRangeĪn editor selection holds one or more selection ranges. Return a JSON-serializable object representing the range. eq( other: SelectionRange) → booleanĬompare this range to another range. extend( from: number, to?: number = from) → SelectionRangeĮxtend this range to cover at least from to to. Map this range through a change, producing a valid range in the map( change: ChangeDesc, assoc?: number = -1) → SelectionRange This is used to preserve the vertical position when The goal column (stored vertical offset) associated with aĬursor. The bidirectional text level associated with this cursor, if The character before its position, 1 the character after, and 0 If this is a cursor that is explicitly associated with theĬharacter on one of its sides, this returns the side. True when anchor and head are at the same position. The head of the range, which is moved when the range is The anchor of the range-the side that doesn't move when you By default, selections hold exactly one range. Of filter runs even if the transaction has disabled regularįor effects that don't need to touch the changes or selection,īut do want to process every transaction.Įxtenders run after filters, when both are present. True, such functionality disables itself.Ĭontrols whether the editor's DOM is set to be editable (andĪll objects registered with this facet to find translations for Itĭefaults to false, but when its highest-precedence value is static readOnly: FacetĬonsulted by commands and extensions that implement editingįunctionality to determine whether they should apply. Will be used, allowing you to round-trip documents through theĮditor without normalizing line separators. When you configure a value here, only that precise separator By default, any of "\n", "\r\n"Īnd "\r" is treated as a separator when splitting lines, and (highest-precedence) value of the facet is used. static tabSize: FacetĬonfigures the tab size to use in this state. Secondary selections visible to the user. Be careful though, because by default theĮditor relies on the native DOM selection, which cannot handle static allowMultipleSelections: FacetĪ facet that, when enabled, causes the editor to allow multiple Initializing an editor-updated states are created by applying The core packages are listed inĪ minimal editor might look like this: import ) → EditorStateĬreate a new state.
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Examples Documentation Try Discuss GitHub Version 5ĬodeMirror is published as a set of NPM packages under