forked from qt-creator/qt-creator
75 lines
2.5 KiB
C++
75 lines
2.5 KiB
C++
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/****************************************************************************
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**
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** Copyright (C) 2014 Orgad Shaneh <orgads@gmail.com>.
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of Qt Creator.
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**
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Digia. For licensing terms and
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** conditions see http://qt.digia.com/licensing. For further information
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** use the contact form at http://qt.digia.com/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Digia gives you certain additional
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** rights. These rights are described in the Digia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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****************************************************************************/
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#include "completinglineedit.h"
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#include <QAbstractItemView>
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#include <QCompleter>
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#include <QEvent>
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#include <QKeyEvent>
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namespace Utils {
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CompletingLineEdit::CompletingLineEdit(QWidget *parent) :
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QLineEdit(parent)
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{
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}
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bool CompletingLineEdit::event(QEvent *e)
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{
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// workaround for QTCREATORBUG-9453
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if (e->type() == QEvent::ShortcutOverride) {
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if (QCompleter *comp = completer()) {
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if (comp->popup() && comp->popup()->isVisible()) {
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QKeyEvent *ke = static_cast<QKeyEvent *>(e);
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if (ke->key() == Qt::Key_Escape && !ke->modifiers()) {
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ke->accept();
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return true;
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}
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}
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}
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}
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return QLineEdit::event(e);
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}
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void CompletingLineEdit::keyPressEvent(QKeyEvent *e)
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{
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if (e->key() == Qt::Key_Down && !e->modifiers()) {
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if (QCompleter *comp = completer()) {
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if (text().isEmpty() && !comp->popup()->isVisible()) {
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comp->setCompletionPrefix(QString());
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comp->complete();
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}
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}
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}
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return QLineEdit::keyPressEvent(e);
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}
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} // namespace Utils
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