EmptyParentCommand Class Reference

The EmptyParentCommand class works almost exactly like the default QUndoCommand implementation, except that it sets itself obsolete if all of its children are obsolete. This way, command macros that do nothing will get removed. More...

#include <emptyparentcommand.h>

Inheritance diagram for EmptyParentCommand:

Collaboration diagram for EmptyParentCommand:

Public Member Functions
void	redo () override
void	undo () override

Static Public Member Functions
static EmptyParentCommand *	make (const QString &text, QUndoCommand *parent=nullptr)
	make Makes an empty parent command with the given text. More...

Detailed Description

The EmptyParentCommand class works almost exactly like the default QUndoCommand implementation, except that it sets itself obsolete if all of its children are obsolete. This way, command macros that do nothing will get removed.

Member Function Documentation

make()

EmptyParentCommand * EmptyParentCommand::make ( const QString &  text, QUndoCommand *  parent = nullptr  )

static

make Makes an empty parent command with the given text.

Parameters

text	The text of the command.
parent	An optional parent command.

Returns

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redo()

void EmptyParentCommand::redo ( )

override

undo()

void EmptyParentCommand::undo ( )

override

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

• WallsAndHoles/emptyparentcommand.h
• WallsAndHoles/emptyparentcommand.cpp