QDocumentCommandBlock Class Reference

A meta command used for command grouping. More...

Inheritance diagram for QDocumentCommandBlock:

List of all members.

Public Member Functions
	QDocumentCommandBlock (QDocument *d)
	ctor
virtual	~QDocumentCommandBlock ()
	dtor
virtual void	redo ()
	Redo the command.
virtual void	undo ()
	Undo the command.
void	setWeakLock (bool l)
	Set whether the block is weakly locked.
bool	isWeakLocked () const
virtual void	addCommand (QDocumentCommand *c)
	Add a command to the group.
virtual void	removeCommand (QDocumentCommand *c)
	Remove a command from the block.

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Detailed Description

A meta command used for command grouping.

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Constructor & Destructor Documentation

QDocumentCommandBlock::QDocumentCommandBlock

(

QDocument *

d

)

ctor

Parameters:

d	host document

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Member Function Documentation

void QDocumentCommandBlock::addCommand

(

QDocumentCommand *

c

)

[virtual]

Add a command to the group.

Warning:

Doing that after having pushed the command on the undo/redo stack is likely to result in corruption of the undo/redo stack

Reimplemented in QSnippetInsertionCommand.

bool QDocumentCommandBlock::isWeakLocked

(

)

const

Returns:

whether the block is weakly locked

Weak locking of command block is an obscure internal feature which prevents the first redo() call from actually redo'ing the grouped commands

Referenced by redo().

void QDocumentCommandBlock::removeCommand

(

QDocumentCommand *

c

)

[virtual]

Remove a command from the block.

Warning:

Doing that after having pushed the command on the undo/redo stack is likely to result in corruption of the undo/redo stack

Reimplemented in QSnippetInsertionCommand.

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

• lib/document/qdocumentcommand.h
• lib/document/qdocumentcommand.cpp