yaze::editor::MessageEditAction Class Reference

Undoable action for message text edits. More...

#include <message_undo_actions.h>

Inheritance diagram for yaze::editor::MessageEditAction:

Collaboration diagram for yaze::editor::MessageEditAction:

Public Types
using	ApplyFn = std::function<void(const MessageSnapshot&)>

Public Member Functions
	MessageEditAction (MessageSnapshot before, MessageSnapshot after, ApplyFn apply_fn)
absl::Status	Undo () override
absl::Status	Redo () override
std::string	Description () const override
	Human-readable description (e.g., "Paint 12 tiles on map 5")
size_t	MemoryUsage () const override
	Approximate memory footprint for budget enforcement.
Public Member Functions inherited from yaze::editor::UndoAction
virtual	~UndoAction ()=default
virtual bool	CanMergeWith (const UndoAction &) const
virtual void	MergeWith (UndoAction &)

Private Attributes
MessageSnapshot	before_
MessageSnapshot	after_
ApplyFn	apply_fn_

Detailed Description

Undoable action for message text edits.

Stores before/after MessageSnapshot values and a callback that knows how to apply a snapshot back to the owning MessageEditor. The editor binds the callback at action-creation time via a lambda that calls MessageEditor::ApplySnapshot().

Definition at line 36 of file message_undo_actions.h.

Member Typedef Documentation

ApplyFn

using yaze::editor::MessageEditAction::ApplyFn = std::function<void(const MessageSnapshot&)>

Definition at line 38 of file message_undo_actions.h.

Constructor & Destructor Documentation

MessageEditAction()

yaze::editor::MessageEditAction::MessageEditAction ( MessageSnapshot before, MessageSnapshot after, ApplyFn apply_fn )

inline

Definition at line 40 of file message_undo_actions.h.

Member Function Documentation

Undo()

absl::Status yaze::editor::MessageEditAction::Undo ( )

inlineoverridevirtual

Implements yaze::editor::UndoAction.

Definition at line 46 of file message_undo_actions.h.

References apply_fn_, and before_.

Redo()

absl::Status yaze::editor::MessageEditAction::Redo ( )

inlineoverridevirtual

Implements yaze::editor::UndoAction.

Definition at line 51 of file message_undo_actions.h.

References after_, and apply_fn_.

Description()

std::string yaze::editor::MessageEditAction::Description ( ) const

inlineoverridevirtual

Human-readable description (e.g., "Paint 12 tiles on map 5")

Implements yaze::editor::UndoAction.

Definition at line 56 of file message_undo_actions.h.

References before_, and yaze::editor::MessageSnapshot::message_index.

MemoryUsage()

size_t yaze::editor::MessageEditAction::MemoryUsage ( ) const

inlineoverridevirtual

Approximate memory footprint for budget enforcement.

Reimplemented from yaze::editor::UndoAction.

Definition at line 60 of file message_undo_actions.h.

References after_, before_, yaze::editor::MessageData::Data, yaze::editor::MessageSnapshot::message, and yaze::editor::MessageSnapshot::parsed_text.

Member Data Documentation

before_

MessageSnapshot yaze::editor::MessageEditAction::before_

private

Definition at line 66 of file message_undo_actions.h.

Referenced by Description(), MemoryUsage(), and Undo().

after_

MessageSnapshot yaze::editor::MessageEditAction::after_

private

Definition at line 67 of file message_undo_actions.h.

Referenced by MemoryUsage(), and Redo().

apply_fn_

ApplyFn yaze::editor::MessageEditAction::apply_fn_

private

Definition at line 68 of file message_undo_actions.h.

Referenced by Redo(), and Undo().

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The documentation for this class was generated from the following file:

• src/app/editor/message/message_undo_actions.h