qt-creator/src/libs/utils/delegates.h

/****************************************************************************
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** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
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** GNU General Public License Usage
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** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
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#pragma once

#include "utils_global.h"
#include "pathchooser.h"

#include <QStyledItemDelegate>

namespace Utils {

class QTCREATOR_UTILS_EXPORT AnnotatedItemDelegate : public QStyledItemDelegate
{
public:
    AnnotatedItemDelegate(QObject *parent = nullptr);
    ~AnnotatedItemDelegate() override;

    void setAnnotationRole(int role);
    int annotationRole() const;

    void setDelimiter(const QString &delimiter);
    const QString &delimiter() const;

protected:
    void paint(QPainter *painter,
                       const QStyleOptionViewItem &option,
                       const QModelIndex &index) const override;
    QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const override;

private:
    int m_annotationRole;
    QString m_delimiter;
};

class QTCREATOR_UTILS_EXPORT PathChooserDelegate : public QStyledItemDelegate
{
public:
    explicit PathChooserDelegate(QObject *parent = nullptr);

    void setExpectedKind(PathChooser::Kind kind);
    void setPromptDialogFilter(const QString &filter);

    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 updateEditorGeometry(QWidget *editor,
        const QStyleOptionViewItem &option, const QModelIndex &index) const override;

    void setHistoryCompleter(const QString &key);

private:
    PathChooser::Kind m_kind = PathChooser::ExistingDirectory;
    QString m_filter;
    QString m_historyKey;
};

} // Utils