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src
core
composer
qgsaddremovemultiframecommand.cpp
Go to the documentation of this file.
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/***************************************************************************
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qgsaddremovemultiframecommand.cpp
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---------------------------------
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begin : 2012-07-31
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copyright : (C) 2012 by Marco Hugentobler
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email : marco dot hugentobler at sourcepole dot ch
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#include "
qgsaddremovemultiframecommand.h
"
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#include "
qgscomposermultiframe.h
"
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#include "
qgscomposition.h
"
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#include "
qgsproject.h
"
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QgsAddRemoveMultiFrameCommand::QgsAddRemoveMultiFrameCommand
(
State
s,
QgsComposerMultiFrame
* multiFrame,
QgsComposition
* c,
const
QString& text, QUndoCommand* parent ):
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QUndoCommand( text, parent ), mMultiFrame( multiFrame ), mComposition( c ), mState( s ), mFirstRun( true )
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{
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}
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QgsAddRemoveMultiFrameCommand::QgsAddRemoveMultiFrameCommand
(): mMultiFrame( 0 ), mComposition( 0 )
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{
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}
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QgsAddRemoveMultiFrameCommand::~QgsAddRemoveMultiFrameCommand
()
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{
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if
(
mState
==
Removed
)
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{
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delete
mMultiFrame
;
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}
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}
40
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void
QgsAddRemoveMultiFrameCommand::redo
()
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{
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if
(
checkFirstRun
() )
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{
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return
;
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}
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switchState
();
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}
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void
QgsAddRemoveMultiFrameCommand::undo
()
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{
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if
(
checkFirstRun
() )
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{
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return
;
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}
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switchState
();
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}
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void
QgsAddRemoveMultiFrameCommand::switchState
()
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{
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if
(
mComposition
)
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{
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if
(
mState
==
Added
)
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{
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mComposition
->
removeMultiFrame
(
mMultiFrame
);
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mState
=
Removed
;
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}
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else
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{
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mComposition
->
addMultiFrame
(
mMultiFrame
);
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mState
=
Added
;
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}
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QgsProject::instance
()->
dirty
(
true
);
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}
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}
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bool
QgsAddRemoveMultiFrameCommand::checkFirstRun
()
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{
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if
(
mFirstRun
)
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{
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mFirstRun
=
false
;
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return
true
;
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}
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else
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{
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return
false
;
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}
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}
qgsproject.h
QgsAddRemoveMultiFrameCommand::mComposition
QgsComposition * mComposition
Definition:
qgsaddremovemultiframecommand.h:49
qgsaddremovemultiframecommand.h
QgsAddRemoveMultiFrameCommand::Removed
Definition:
qgsaddremovemultiframecommand.h:33
qgscomposermultiframe.h
qgscomposition.h
QgsAddRemoveMultiFrameCommand::switchState
void switchState()
Definition:
qgsaddremovemultiframecommand.cpp:59
QgsAddRemoveMultiFrameCommand::mState
State mState
Definition:
qgsaddremovemultiframecommand.h:50
QgsAddRemoveMultiFrameCommand::mFirstRun
bool mFirstRun
Definition:
qgsaddremovemultiframecommand.h:51
QgsAddRemoveMultiFrameCommand::mMultiFrame
QgsComposerMultiFrame * mMultiFrame
Definition:
qgsaddremovemultiframecommand.h:48
QgsAddRemoveMultiFrameCommand::redo
void redo()
Definition:
qgsaddremovemultiframecommand.cpp:41
QgsComposerMultiFrame
Abstract base class for composer entries with the ability to distribute the content to several frames...
Definition:
qgscomposermultiframe.h:32
QgsComposition
Graphics scene for map printing.
Definition:
qgscomposition.h:66
QgsComposition::removeMultiFrame
void removeMultiFrame(QgsComposerMultiFrame *multiFrame)
Removes multi frame (but does not delete it)
Definition:
qgscomposition.cpp:2111
QgsAddRemoveMultiFrameCommand::State
State
Definition:
qgsaddremovemultiframecommand.h:30
QgsAddRemoveMultiFrameCommand::undo
void undo()
Definition:
qgsaddremovemultiframecommand.cpp:50
QgsProject::instance
static QgsProject * instance()
access to canonical QgsProject instance
Definition:
qgsproject.cpp:362
QgsAddRemoveMultiFrameCommand::checkFirstRun
bool checkFirstRun()
Definition:
qgsaddremovemultiframecommand.cpp:77
QgsAddRemoveMultiFrameCommand::~QgsAddRemoveMultiFrameCommand
~QgsAddRemoveMultiFrameCommand()
Definition:
qgsaddremovemultiframecommand.cpp:33
QgsAddRemoveMultiFrameCommand::Added
Definition:
qgsaddremovemultiframecommand.h:32
QgsComposition::addMultiFrame
void addMultiFrame(QgsComposerMultiFrame *multiFrame)
Adds multiframe.
Definition:
qgscomposition.cpp:2104
QgsAddRemoveMultiFrameCommand::QgsAddRemoveMultiFrameCommand
QgsAddRemoveMultiFrameCommand()
Definition:
qgsaddremovemultiframecommand.cpp:29
QgsProject::dirty
void dirty(bool b)
Definition:
qgsproject.cpp:396
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