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| |
| #include "fullscreennotification.h" |
| |
| #include <QGraphicsOpacityEffect> |
| #include <QPropertyAnimation> |
| #include <QSequentialAnimationGroup> |
| |
| FullScreenNotification::FullScreenNotification(QWidget *parent) |
| : QLabel(parent) |
| , m_previouslyVisible(false) |
| { |
| setText(tr("You are now in full screen mode. Press ESC to quit!")); |
| setStyleSheet( |
| "font-size: 24px;" |
| "color: white;" |
| "background-color: black;" |
| "border-color: white;" |
| "border-width: 2px;" |
| "border-style: solid;" |
| "padding: 100px"); |
| setAttribute(Qt::WA_TransparentForMouseEvents); |
| |
| auto effect = new QGraphicsOpacityEffect; |
| effect->setOpacity(1); |
| setGraphicsEffect(effect); |
| |
| auto animations = new QSequentialAnimationGroup(this); |
| animations->addPause(3000); |
| auto opacityAnimation = new QPropertyAnimation(effect, "opacity", animations); |
| opacityAnimation->setDuration(2000); |
| opacityAnimation->setStartValue(1.0); |
| opacityAnimation->setEndValue(0.0); |
| opacityAnimation->setEasingCurve(QEasingCurve::OutQuad); |
| animations->addAnimation(opacityAnimation); |
| |
| connect(this, &FullScreenNotification::shown, |
| [animations](){ animations->start(); }); |
| |
| connect(animations, &QAbstractAnimation::finished, |
| [this](){ this->hide(); }); |
| } |
| |
| void FullScreenNotification::showEvent(QShowEvent *event) |
| { |
| QLabel::showEvent(event); |
| if (!m_previouslyVisible && isVisible()) |
| emit shown(); |
| m_previouslyVisible = isVisible(); |
| } |