EditGroup

Namespace: Hex1b.Documents

Assembly: Hex1b.dll

An atomic group of edit operations that are undone/redone together. Captures cursor state before and after for full undo fidelity.

public sealed class EditGroup

Inheritance

Object → EditGroup

Constructors

EditGroup(CursorSetSnapshot, long, string?)

Parameters:

• cursorsBefore (CursorSetSnapshot):
• versionBefore (Int64):
• source (String):

public EditGroup(CursorSetSnapshot cursorsBefore, long versionBefore, string? source = null)

Properties

CreatedTicks

Timestamp when the group was created (for coalescing timeout).

Returns: Int64

public long CreatedTicks { get; }

CursorsAfter

Cursor positions after the group was applied (set on commit).

Returns: CursorSetSnapshot

public CursorSetSnapshot? CursorsAfter { get; }

CursorsBefore

Cursor positions before the group was applied.

Returns: CursorSetSnapshot

public CursorSetSnapshot CursorsBefore { get; }

InverseOperations

The inverse operations (in reverse application order for undo).

Returns: IReadOnlyList<EditOperation>

public IReadOnlyList<EditOperation> InverseOperations { get; }

IsCoalescable

Whether this group can be coalesced with adjacent typing groups.

Returns: Boolean

public bool IsCoalescable { get; init; }

IsEmpty

Whether this group has any operations.

Returns: Boolean

public bool IsEmpty { get; }

Operations

The operations in this group (in application order).

Returns: IReadOnlyList<EditOperation>

public IReadOnlyList<EditOperation> Operations { get; }

Source

Source tag for the edit (e.g., "typing", "paste", "undo").

Returns: String

public string? Source { get; }

VersionAfter

Document version after the last operation in the group.

Returns: Int64

public long VersionAfter { get; }

VersionBefore

Document version before the first operation in the group.

Returns: Int64

public long VersionBefore { get; }