QGIS API Documentation
3.41.0-Master (45a0abf3bec)
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src
gui
qgsfocuskeeper.cpp
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/***************************************************************************
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qgsfocuskeeper.cpp
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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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#include "
qgsfocuskeeper.h
"
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#include "moc_qgsfocuskeeper.cpp"
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#include <QApplication>
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#include <QEvent>
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#include <QWidget>
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QgsFocusKeeper::QgsFocusKeeper
(): mWidgetToKeepFocused( QApplication::focusWidget() )
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{
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if
( mWidgetToKeepFocused )
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mWidgetToKeepFocused->installEventFilter(
this
);
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}
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QgsFocusKeeper::~QgsFocusKeeper
()
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{
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if
( mWidgetToKeepFocused )
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mWidgetToKeepFocused->removeEventFilter(
this
);
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}
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bool
QgsFocusKeeper::eventFilter
( QObject *obj, QEvent *event )
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{
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if
( obj == mWidgetToKeepFocused && event &&
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( event->type() == QEvent::FocusOut || event->type() == QEvent::FocusAboutToChange ) )
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{
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return
true
;
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}
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return
QObject::eventFilter( obj, event );
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}
QgsFocusKeeper::~QgsFocusKeeper
~QgsFocusKeeper() override
Definition
qgsfocuskeeper.cpp:29
QgsFocusKeeper::eventFilter
bool eventFilter(QObject *obj, QEvent *event) override
Definition
qgsfocuskeeper.cpp:35
QgsFocusKeeper::QgsFocusKeeper
QgsFocusKeeper()
Definition
qgsfocuskeeper.cpp:23
qgsfocuskeeper.h
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