yacreader/YACReader/notifications_label_widget.cpp
2014-01-13 16:41:54 +01:00

83 lines
2.2 KiB
C++

#include "notifications_label_widget.h"
#include <QLabel>
#include <QHBoxLayout>
#include <QPropertyAnimation>
#include <QGraphicsOpacityEffect>
NotificationsLabelWidget::NotificationsLabelWidget(QWidget * parent)
:QWidget(parent)
{
setAttribute(Qt::WA_LayoutUsesWidgetRect,true);
effect = new QGraphicsOpacityEffect(this);
effect->setOpacity(1.0);
effect2= new QGraphicsOpacityEffect(this);
effect->setOpacity(1.0);
anim = new QPropertyAnimation(effect,"opacity");
anim->setDuration(500);
anim->setStartValue(1.0);
anim->setEndValue(0.0);
anim->setEasingCurve(QEasingCurve::InExpo);
anim2 = new QPropertyAnimation(effect2,"opacity");
anim2->setDuration(500);
anim2->setStartValue(1.0);
anim2->setEndValue(0.0);
anim2->setEasingCurve(QEasingCurve::InExpo);
anim2->start();
connect(anim,SIGNAL(finished()),this,SLOT(hide()));
imgLabel = new QLabel(this);
QPixmap p(":/images/notificationsLabel.png");
imgLabel->resize(p.size());
imgLabel->setPixmap(p);
imgLabel->setAttribute(Qt::WA_LayoutUsesWidgetRect,true);
textLabel = new QLabel(this);
textLabel->setAlignment(Qt::AlignVCenter|Qt::AlignHCenter);
textLabel->setStyleSheet("QLabel { color : white; font-size:24px; }");
textLabel->setAttribute(Qt::WA_LayoutUsesWidgetRect,true);
textLabel->setGeometry(imgLabel->geometry());
#ifndef Q_OS_MAC
imgLabel->setGraphicsEffect(effect);
textLabel->setGraphicsEffect(effect2);
#endif
resize(p.size());
updatePosition();
}
void NotificationsLabelWidget::flash()
{
updatePosition();
anim->stop();
anim2->stop();
anim->start();
anim2->start();
setVisible(true);
}
void NotificationsLabelWidget::setText(const QString & text)
{
textLabel->setText(text);
QRect geom = imgLabel->geometry();
QSize size = geom.size();
size.setHeight(size.height() - 10); //TODO remove this amazing magic number
geom.setSize(size);
textLabel->setGeometry(geom);
}
void NotificationsLabelWidget::updatePosition()
{
QWidget * parent = dynamic_cast<QWidget *>(this->parent());
if(parent == 0)
{
return;
}
move(QPoint((parent->geometry().size().width()-this->width())/2,(parent->geometry().size().height()-this->height())/2));
}