kwin/kcmkwin/kwindecoration/declarative-plugin/previewbutton.h
Martin Gräßlin 062d071fc5 [kwindecoration] Add a PreviewButtonItem to the declarative plugin
Allows to create a DecorationButton and renders a preview for it.
Very basic, doesn't forward mouse events, etc.
2014-11-03 16:12:54 +01:00

81 lines
2.5 KiB
C++

/*
* Copyright 2014 Martin Gräßlin <mgraesslin@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 KDECOARTIONS_PREVIEW_BUTTON_ITEM_H
#define KDECOARTIONS_PREVIEW_BUTTON_ITEM_H
#include <QQuickPaintedItem>
#include <QPointer>
#include <KDecoration2/DecorationButton>
namespace KDecoration2
{
class Decoration;
namespace Preview
{
class PreviewBridge;
class Settings;
class PreviewButtonItem : public QQuickPaintedItem
{
Q_OBJECT
Q_PROPERTY(KDecoration2::Preview::PreviewBridge *bridge READ bridge WRITE setBridge NOTIFY bridgeChanged)
Q_PROPERTY(KDecoration2::Preview::Settings *settings READ settings WRITE setSettings NOTIFY settingsChanged)
Q_PROPERTY(int type READ typeAsInt WRITE setType NOTIFY typeChanged)
public:
explicit PreviewButtonItem(QQuickItem *parent = nullptr);
virtual ~PreviewButtonItem();
void paint(QPainter *painter) override;
PreviewBridge *bridge() const;
void setBridge(PreviewBridge *bridge);
Settings *settings() const;
void setSettings(Settings *settings);
KDecoration2::DecorationButtonType type() const;
int typeAsInt() const;
void setType(KDecoration2::DecorationButtonType type);
void setType(int type);
Q_SIGNALS:
void bridgeChanged();
void typeChanged();
void settingsChanged();
protected:
void componentComplete() override;
private:
void createButton();
void syncGeometry();
QPointer<KDecoration2::Preview::PreviewBridge> m_bridge;
QPointer<KDecoration2::Preview::Settings> m_settings;
KDecoration2::Decoration *m_decoration = nullptr;
KDecoration2::DecorationButton *m_button = nullptr;
KDecoration2::DecorationButtonType m_type = KDecoration2::DecorationButtonType::Custom;
};
} // Preview
} // KDecoration2
#endif