55 lines
1.9 KiB
C++
55 lines
1.9 KiB
C++
/*
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Copyright (C) 2001-2006, William Joseph.
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All Rights Reserved.
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This file is part of GtkRadiant.
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GtkRadiant 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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GtkRadiant is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GtkRadiant; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#pragma once
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#include <QLineEdit>
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#include <QKeyEvent>
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#include <QCompleter>
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#include <QAbstractItemView>
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/// @brief Subclassed QLineEdit not comsuming undo/redo shortcuts
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/// it's more useful to have working undo of editor
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/// Qt should better not eat these shortcuts when QLineEdit's undo is disabled, but it does
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class LineEdit : public QLineEdit
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{
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protected:
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bool event( QEvent *event ) override {
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if( event->type() == QEvent::ShortcutOverride ){
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QKeyEvent *keyEvent = static_cast<QKeyEvent *>( event );
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if( keyEvent == QKeySequence::StandardKey::Undo
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|| keyEvent == QKeySequence::StandardKey::Redo )
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return false;
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// fix QCompleter leaking shortcuts
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if( completer() != nullptr && completer()->popup() != nullptr && completer()->popup()->isVisible() )
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if( keyEvent->key() == Qt::Key_Return
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|| keyEvent->key() == Qt::Key_Enter
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|| keyEvent->key() == Qt::Key_Escape
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|| keyEvent->key() == Qt::Key_Up
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|| keyEvent->key() == Qt::Key_Down
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|| keyEvent->key() == Qt::Key_PageUp
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|| keyEvent->key() == Qt::Key_PageDown )
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event->accept();
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}
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return QLineEdit::event( event );
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}
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};
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