83 lines
2.3 KiB
C++
83 lines
2.3 KiB
C++
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#include "toast.h"
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#include <QPropertyAnimation>
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#include <QScreen>
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#include <QGuiApplication>
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#include <QPainter>
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#include <QTimer>
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ToastWidget::ToastWidget(QWidget *parent)
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: QWidget(parent)
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{
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ui.setupUi(this);
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setWindowFlags(windowFlags() | Qt::FramelessWindowHint | Qt::Tool);// 无边框 无任务栏
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setAttribute(Qt::WA_TranslucentBackground, true); // 背景透明
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}
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ToastWidget::~ToastWidget()
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{
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}
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void ToastWidget::setText(const QString& text)
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{
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ui.label->setText(text);
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}
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void ToastWidget::showAnimation(int timeout /*= 2000*/)
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{
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// 开始动画
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QPropertyAnimation *animation = new QPropertyAnimation(this, "windowOpacity");
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animation->setDuration(1000);
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animation->setStartValue(0);
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animation->setEndValue(1);
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animation->start();
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show();
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QTimer::singleShot(timeout, [&]
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{
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// 结束动画
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QPropertyAnimation *animation = new QPropertyAnimation(this, "windowOpacity");
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animation->setDuration(1000);
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animation->setStartValue(1);
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animation->setEndValue(0);
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animation->start();
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connect(animation, &QPropertyAnimation::finished, [&]
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{
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close();
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deleteLater();// 关闭后析构
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});
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});
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}
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void ToastWidget::showTip(const QString& text, QWidget* parent /*= nullptr*/)
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{
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ToastWidget* toast = new ToastWidget(parent);
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toast->setWindowFlags(toast->windowFlags() | Qt::WindowStaysOnTopHint); // 置顶
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toast->setText(text);
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toast->setStyleSheet("font:bold;font-size:34px;color:rgb(255,255,255);");
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toast->adjustSize(); //设置完文本后调整下大小
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// 测试显示位于主屏的70%高度位置
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QScreen* pScreen = QGuiApplication::primaryScreen();
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toast->move((pScreen->size().width() - toast->width()) / 2,
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pScreen->size().height() * 5 / 10);
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toast->showAnimation(1000);
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}
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void ToastWidget::paintEvent(QPaintEvent *event)
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{
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QPainter paint(this);
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paint.begin(this);
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auto kBackgroundColor = QColor(255, 255, 255);
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kBackgroundColor.setAlpha(0.0 * 255);// 透明度为0
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paint.setRenderHint(QPainter::Antialiasing, true);
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paint.setPen(Qt::NoPen);
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paint.setBrush(QBrush(kBackgroundColor, Qt::SolidPattern));//设置画刷形式
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paint.drawRect(0, 0, width(), height());
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paint.end();
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}
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