QGIS API Documentation
3.20.0-Odense (decaadbb31)
src
gui
qgsfocuskeeper.h
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/***************************************************************************
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qgsfocuskeeper.h
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---------------
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Date : May 2020
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Copyright : (C) 2020 Even Rouault
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Email : even dot rouault at spatialys dot com
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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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#ifndef QGSFOCUSKEEPER_H
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#define QGSFOCUSKEEPER_H
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#include "qgis_gui.h"
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#define SIP_NO_FILE
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#include <QObject>
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#include <QPointer>
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class
QWidget;
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class
GUI_EXPORT
QgsFocusKeeper
:
public
QObject
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{
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Q_OBJECT
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QPointer<QWidget> mWidgetToKeepFocused;
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public
:
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QgsFocusKeeper
();
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~
QgsFocusKeeper
()
override
;
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protected
:
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bool
eventFilter( QObject *obj, QEvent *event )
override
;
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};
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#endif
// QGSFOCUSKEEPER_H
QgsFocusKeeper
Trick to keep a widget focused and avoid QT crashes.
Definition:
qgsfocuskeeper.h:36
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