dde-dock/frame/item/components/appdragwidget.h
范朋程 dee837e8dd fix: 任务栏拖拽无法移除驻留
wayland回合主线master分支,原始提交: https://gerrit.uniontech.com/c/dde-dock/+/9595

Log: 社区版适配wayland
Influence: wayland适配
Task: https://pms.uniontech.com/zentao/task-view-81916.html
Change-Id: I2cc33e38951a284a826800fdd2d56bc1c71298ae
2021-11-05 22:39:14 +08:00

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/*
* Copyright (C) 2011 ~ 2018 Deepin Technology Co., Ltd.
*
* Author: listenerri <listenerri@gmail.com>
*
* Maintainer: listenerri <listenerri@gmail.com>
*
* 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 APPDRAGWIDGET_H
#define APPDRAGWIDGET_H
#include "constants.h"
#include <QPixmap>
#include <QGraphicsObject>
#include <QGraphicsView>
#include <QPainter>
#include <QMouseEvent>
#include <QTimer>
#include <QPropertyAnimation>
#include <QParallelAnimationGroup>
#include <QWidget>
#include "../widgets/tipswidget.h"
#include "dockpopupwindow.h"
#include "dockitem.h"
class AppGraphicsObject : public QGraphicsObject
{
public:
explicit AppGraphicsObject(QGraphicsItem *parent = Q_NULLPTR)
: QGraphicsObject(parent) {}
~AppGraphicsObject() override {}
void setAppPixmap(QPixmap pix)
{
m_appPixmap = pix;
resetProperty();
update();
}
void resetProperty()
{
setScale(1.0);
setRotation(0);
setOpacity(1.0);
update();
}
QRectF boundingRect() const override
{
return m_appPixmap.rect();
}
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = Q_NULLPTR) override {
Q_UNUSED(option);
Q_UNUSED(widget);
Q_ASSERT(!m_appPixmap.isNull());
painter->drawPixmap(QPoint(0, 0), m_appPixmap);
}
private:
QPixmap m_appPixmap;
};
class AppDragWidget : public QGraphicsView
{
Q_OBJECT
public:
explicit AppDragWidget(QWidget *parent = Q_NULLPTR);
void setAppPixmap(const QPixmap &pix);
void setDockInfo(Dock::Position dockPosition, const QRect &dockGeometry);
void setOriginPos(const QPoint position);
void setPixmapOpacity(qreal opacity);
bool isRemoveAble(const QPoint &curPos);
void setItem(DockItem *item) { m_item = item; }
static bool isRemoveable(const Dock::Position &dockPos, const QRect &doctRect);
void showRemoveAnimation();
void showGoBackAnimation();
signals:
void requestRemoveItem();
protected:
void mouseMoveEvent(QMouseEvent *event) override;
void dragEnterEvent(QDragEnterEvent *event) override;
void dragMoveEvent(QDragMoveEvent *event) override;
void dropEvent(QDropEvent *event) override;
void hideEvent(QHideEvent *event) override;
void moveEvent(QMoveEvent *event) override;
void enterEvent(QEvent *event) override;
private:
void initAnimations();
void onRemoveAnimationStateChanged(QAbstractAnimation::State newState,
QAbstractAnimation::State oldState);
const QPoint popupMarkPoint(Dock::Position pos);
const QPoint topleftPoint() const;
void showRemoveTips();
bool isRemoveItem();
private Q_SLOTS:
void onFollowMouse();
private:
QScopedPointer<AppGraphicsObject> m_object;
QGraphicsScene *m_scene;
QTimer *m_followMouseTimer;
QPropertyAnimation *m_animScale;
QPropertyAnimation *m_animRotation;
QPropertyAnimation *m_animOpacity;
QParallelAnimationGroup *m_animGroup;
QPropertyAnimation *m_goBackAnim;
Dock::Position m_dockPosition;
QRect m_dockGeometry;
QPoint m_originPoint;
QSize m_iconSize;
Dock::TipsWidget *m_removeTips;
QScopedPointer<DockPopupWindow> m_popupWindow;
/**
* @brief m_distanceMultiple: 倍数
* dock栏上应用区驻留应用被拖拽远离dock的距离除以dock的宽或者高更小的一个的比值
*/
double m_distanceMultiple;
bool m_bDragDrop = false; // 图标是否被拖拽
DockItem *m_item;
};
#endif /* APPDRAGWIDGET_H */