prodejna/commodity/coloritemdelegate.h

//
// Created by Josef Rokos on 03.05.2023.
//

#ifndef COLORITEMDELEGATE_H
#define COLORITEMDELEGATE_H

#include <QStyledItemDelegate>
#include <QToolButton>

class ColorItemDelegate : public QStyledItemDelegate {
    Q_OBJECT
public:
    explicit ColorItemDelegate(QObject* parent = nullptr);
    ~ColorItemDelegate() override = default;

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

private slots:
    void commitAndCloseEditor();


};

class ColorLabel : public QWidget{
Q_OBJECT
public:
    explicit ColorLabel(QWidget* parent = nullptr);
    QColor color() const;
    void setColor(const QColor &color);
    QSize sizeHint() const override;
protected:
    void paintEvent(QPaintEvent *event) override;
private:
    QColor m_color;
};

class ColorItemEditor : public QWidget
{
Q_OBJECT
public:
    explicit ColorItemEditor(QWidget *parent = nullptr);
    QColor color(){return m_color;}
    void setColor(const QColor& value);
protected:
    bool eventFilter(QObject *obj, QEvent *event) override;
private:
    void setFocusToParent();
signals:
    void editingFinished();
private slots:
    void slotClicked();
private:
    QColor m_color;
    QToolButton* m_button;
    ColorLabel* m_colorIndicator;
    bool m_buttonPressed;
};

#endif //COLORITEMDELEGATE_H