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squawk/ui/utils/comboboxdelegate.h

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/*
* Squawk messenger.
* Copyright (C) 2019 Yury Gubich <blue@macaw.me>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef COMBOBOXDELEGATE_H
#define COMBOBOXDELEGATE_H
#include <QStyledItemDelegate>
#include <QComboBox>
#include <QFocusEvent>
#include <deque>
/**
* @todo write docs
*/
class ComboboxDelegate : public QStyledItemDelegate
{
Q_OBJECT
class FocusFilter : public QObject {
public:
bool eventFilter(QObject *src, QEvent *evt) override;
};
public:
ComboboxDelegate(QObject *parent = nullptr);
~ComboboxDelegate();
QWidget *createEditor(QWidget *parent, const QStyleOptionViewItem &option, const QModelIndex &index) const override;
void setEditorData(QWidget *editor, const QModelIndex &index) const override;
void setModelData(QWidget *editor, QAbstractItemModel *model, const QModelIndex &index) const override;
void addEntry(const QString& title, const QIcon& icon = QIcon());
private:
std::deque<std::pair<QString, QIcon>> entries;
FocusFilter* ff;
};
#endif // COMBOBOXDELEGATE_H