kcategorydrawer.h

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#ifndef KCATEGORYDRAWER_H
#define KCATEGORYDRAWER_H

#include <kdeui_export.h>

#include <QtCore/QObject>
#include <QtGui/QMouseEvent>

class QPainter;
class QModelIndex;
class QStyleOption;

class KCategorizedView;

class KDEUI_EXPORT KCategoryDrawer
{
public:
    KDE_DEPRECATED KCategoryDrawer();

    virtual ~KCategoryDrawer();

    virtual void drawCategory(const QModelIndex &index,
                              int sortRole,
                              const QStyleOption &option,
                              QPainter *painter) const;

    virtual int categoryHeight(const QModelIndex &index, const QStyleOption &option) const;

    //TODO KDE5: make virtual as leftMargin
    int leftMargin() const;

    void setLeftMargin(int leftMargin);

    //TODO KDE5: make virtual as rightMargin
    int rightMargin() const;

    void setRightMargin(int rightMargin);

    KCategoryDrawer &operator=(const KCategoryDrawer &cd);

private:
    class Private;
    Private *const d;
};


class KDEUI_EXPORT KCategoryDrawerV2
    : public QObject
    , public KCategoryDrawer
{
    Q_OBJECT

public:
    KDE_DEPRECATED KCategoryDrawerV2(QObject *parent = 0);
    virtual ~KCategoryDrawerV2();

    KDE_DEPRECATED virtual void mouseButtonPressed(const QModelIndex &index, QMouseEvent *event);

    KDE_DEPRECATED virtual void mouseButtonReleased(const QModelIndex &index, QMouseEvent *event);

    KDE_DEPRECATED virtual void mouseButtonMoved(const QModelIndex &index, QMouseEvent *event);

    KDE_DEPRECATED virtual void mouseButtonDoubleClicked(const QModelIndex &index, QMouseEvent *event);

Q_SIGNALS:
    void collapseOrExpandClicked(const QModelIndex &index);

    void actionRequested(int action, const QModelIndex &index);
};

class KDEUI_EXPORT KCategoryDrawerV3
    : public KCategoryDrawerV2
{
    friend class KCategorizedView;

public:
    KCategoryDrawerV3(KCategorizedView *view);
    virtual ~KCategoryDrawerV3();

    KCategorizedView *view() const;

    using KCategoryDrawerV2::mouseButtonPressed;
    using KCategoryDrawerV2::mouseButtonReleased;
    using KCategoryDrawerV2::mouseButtonDoubleClicked;

protected:
    virtual void mouseButtonPressed(const QModelIndex &index, const QRect &blockRect, QMouseEvent *event);

    virtual void mouseButtonReleased(const QModelIndex &index, const QRect &blockRect, QMouseEvent *event);

    virtual void mouseMoved(const QModelIndex &index, const QRect &blockRect, QMouseEvent *event);

    virtual void mouseButtonDoubleClicked(const QModelIndex &index, const QRect &blockRect, QMouseEvent *event);

    virtual void mouseLeft(const QModelIndex &index, const QRect &blockRect);

private:
    class Private;
    Private *const d;
};

#endif // KCATEGORYDRAWER_H