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/***********************************************************************
* Copyright 2003-2004 Max Howell <max.howell@methylblue.com>
* Copyright 2008-2009 Martin Sandsmark <martin.sandsmark@kde.org>
*
* 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 2 of
* the License or (at your option) version 3 or any later version
* accepted by the membership of KDE e.V. (or its successor approved
* by the membership of KDE e.V.), which shall act as a proxy
* defined in Section 14 of version 3 of the license.
*
* 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 WIDGET_H
#define WIDGET_H
#include <QUrl>
#include <QLabel>
#include <QDragEnterEvent>
#include <QDropEvent>
#include <QMouseEvent>
#include <QPaintEvent>
#include <QResizeEvent>
#include <QWidget>
#include <QTimer>
#include "map.h"
class Folder;
class File;
namespace KIO {
class Job;
}
namespace RadialMap
{
class Segment;
class Widget : public QWidget
{
Q_OBJECT
public:
explicit Widget(QWidget* = nullptr);
~Widget() override;
QString path() const;
QUrl url(File const * const = nullptr) const;
bool isValid() const {
return m_tree != nullptr;
}
friend class Label; //FIXME badness
public Q_SLOTS:
void create(const Folder*);
void invalidate();
void refresh(int);
private Q_SLOTS:
void resizeTimeout();
void sendFakeMouseEvent();
void createFromCache(const Folder*);
Q_SIGNALS:
void activated(const QUrl&);
void invalidated(const QUrl&);
void folderCreated(const Folder*);
void mouseHover(const QString&);
void giveMeTreeFor(const QUrl&);
protected:
void changeEvent(QEvent*) override;
void mouseMoveEvent(QMouseEvent*) override;
void paintEvent(QPaintEvent*) override;
void resizeEvent(QResizeEvent*) override;
void enterEvent(QEvent*) override;
void leaveEvent(QEvent*) override;
protected:
const Segment *segmentAt(QPoint&) const; //FIXME const reference for a library others can use
const Segment *rootSegment() const {
return m_rootSegment; ///never == 0
}
const Segment *focusSegment() const {
return m_focus; ///0 == nothing in focus
}
private:
void paintExplodedLabels(QPainter&) const;
const Folder *m_tree;
const Segment *m_focus;
QPoint m_offset;
QTimer m_timer;
Map m_map;
Segment *m_rootSegment;
const Segment *m_toBeDeleted;
QLabel m_tooltip;
};
}
#endif
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