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#include "ArrangedWidget.h"
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// 动画
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static QPropertyAnimation *propertyAnimationOnTarget(
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QObject *target, const QByteArray &propertyName, const QVariant &endValue,
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int duration) {
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QPropertyAnimation *animation =
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new QPropertyAnimation(target, propertyName, target);
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animation->setStartValue(target->property(propertyName));
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animation->setEndValue(endValue);
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animation->setDuration(duration);
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animation->start(QAbstractAnimation::DeleteWhenStopped);
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return animation;
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}
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// 动画模板
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template <typename func>
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static inline void propertyAnimationOnTarget(QObject *target,
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const QByteArray &propertyName,
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const QVariant &endValue,
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int duration, func onFinished) {
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QPropertyAnimation *animation =
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propertyAnimationOnTarget(target, propertyName, endValue, duration);
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QObject::connect(animation, &QPropertyAnimation::finished, target,
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onFinished);
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}
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ArrangedWidget::ArrangedWidget(NotifyManager *manager, QWidget *parent)
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: QWidget(parent) {
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// 初始化界面
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this->setWindowFlags(Qt::FramelessWindowHint | Qt::Tool |
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Qt::WindowStaysOnTopHint); // 必须设置为Qt::Tools
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this->setAttribute(Qt::WA_NoSystemBackground, true);
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this->setAttribute(Qt::WA_TranslucentBackground, true);
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this->setFixedSize(manager->notifyWndSize());
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// 初始化成员变量
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m_manager = manager; // NotifyWidget创建的时候传入
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m_posIndex = 0;
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// manager销毁，界面也跟着销毁
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connect(manager, &QObject::destroyed, this, &QObject::deleteLater);
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}
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// 根据通知在队列中的索引，来设置其的位置，相当于更新排序
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void ArrangedWidget::showArranged(int posIndex) {
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if (m_posIndex == posIndex) return;
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m_posIndex = posIndex;
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// 索引小于等于0，则隐藏
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if (posIndex <= 0) {
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// 如果已经隐藏，则返回
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if (!isVisible()) return;
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// 隐藏动画
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propertyAnimationOnTarget(this, "windowOpacity", 0,
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m_manager->animateTime(), [this]() {
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this->hide();
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emit visibleChanged(false); // 隐藏信号
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});
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return;
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}
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// 计算提醒框的位置
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QSize wndsize = m_manager->notifyWndSize();
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QSize offset =
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QSize(wndsize.width(), wndsize.height() * posIndex +
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m_manager->spacing() * (posIndex - 1));
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QPoint pos =
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m_manager->cornerPos() - QPoint(offset.width() / 2, -offset.height());
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// 如果原先是隐藏的，现在显示
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if (!isVisible()) {
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this->show();
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this->move(pos);
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this->setWindowOpacity(0);
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propertyAnimationOnTarget(this, "windowOpacity", 1,
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m_manager->animateTime(), [this]() {
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emit visibleChanged(true);
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});
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} else // 否则，移动位置
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{
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propertyAnimationOnTarget(this, "pos", pos, m_manager->animateTime());
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}
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}
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