dde-dock/frame/item/components/previewwidget.h
石博文 71ccbcef83 update license
Change-Id: I90da53ccbbd08d5195469fdfe6ff98fc630d0b34
2017-09-18 14:33:44 +08:00

83 lines
2.0 KiB
C++

/*
* Copyright (C) 2011 ~ 2017 Deepin Technology Co., Ltd.
*
* Author: sbw <sbw@sbw.so>
*
* Maintainer: sbw <sbw@sbw.so>
*
* 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 3 of the License, or
* any later version.
*
* 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 PREVIEWWIDGET_H
#define PREVIEWWIDGET_H
#include <QWidget>
#include <QDebug>
#include <QDragEnterEvent>
#include <QTimer>
#include <QVBoxLayout>
#include <dimagebutton.h>
#include <dwindowmanagerhelper.h>
DWIDGET_USE_NAMESPACE
class PreviewWidget : public QWidget
{
Q_OBJECT
public:
explicit PreviewWidget(const WId wid, QWidget *parent = 0);
void setTitle(const QString &title);
signals:
void requestActivateWindow(const WId wid) const;
void requestPreviewWindow(const WId wid) const;
void requestCancelPreview() const;
void requestHidePreview() const;
private slots:
void refreshImage();
void closeWindow();
void showPreview();
void updatePreviewSize();
private:
void paintEvent(QPaintEvent *e);
void enterEvent(QEvent *e);
void leaveEvent(QEvent *e);
void mouseReleaseEvent(QMouseEvent *e);
void dragEnterEvent(QDragEnterEvent *e);
void dragLeaveEvent(QDragLeaveEvent *e);
void dropEvent(QDropEvent *e);
private:
const WId m_wid;
QImage m_image;
QString m_title;
DImageButton *m_closeButton;
QVBoxLayout *m_centralLayout;
QTimer *m_droppedDelay;
QTimer *m_mouseEnterTimer;
bool m_hovered;
DWindowManagerHelper *m_wmHelper;
};
#endif // PREVIEWWIDGET_H