89 lines
2.3 KiB
C++
89 lines
2.3 KiB
C++
#include "ElaProgressBar.h"
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#include <QPropertyAnimation>
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#include <QStyleOption>
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#include "ElaProgressBarPrivate.h"
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#include "ElaProgressBarStyle.h"
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ElaProgressBar::ElaProgressBar(QWidget* parent)
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: QProgressBar(parent), d_ptr(new ElaProgressBarPrivate())
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{
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Q_D(ElaProgressBar);
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setObjectName("ElaProgressBar");
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setStyleSheet("#ElaProgressBar{background-color:transparent;}");
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d->q_ptr = this;
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d->_style = new ElaProgressBarStyle(style());
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setStyle(d->_style);
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d->_busyAnimation = new QPropertyAnimation(d->_style, "busyStartValue");
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connect(d->_busyAnimation, &QPropertyAnimation::valueChanged, this, [=](const QVariant& value) {
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d->_style->setProperty("busyEndValue", value.toInt() + 75);
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update();
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});
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d->_busyAnimation->setDuration(2000);
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d->_busyAnimation->setLoopCount(-1);
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}
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ElaProgressBar::~ElaProgressBar()
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{
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Q_D(ElaProgressBar);
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delete d->_style;
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}
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void ElaProgressBar::setMinimum(int minimum)
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{
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Q_D(ElaProgressBar);
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if (d->_isBusyAnimation && !(maximum() == 0 && minimum == 0))
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{
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d->_isBusyAnimation = false;
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d->_busyAnimation->stop();
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}
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QProgressBar::setMinimum(minimum);
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}
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void ElaProgressBar::setMaximum(int maximum)
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{
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Q_D(ElaProgressBar);
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if (d->_isBusyAnimation && !(minimum() == 0 && maximum == 0))
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{
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d->_isBusyAnimation = false;
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d->_busyAnimation->stop();
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}
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QProgressBar::setMaximum(maximum);
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}
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void ElaProgressBar::paintEvent(QPaintEvent* event)
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{
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Q_D(ElaProgressBar);
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if (!d->_isBusyAnimation && minimum() == 0 && maximum() == 0)
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{
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QStyleOptionProgressBar option;
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option.initFrom(this);
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d->_isBusyAnimation = true;
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d->_busyAnimation->setStartValue(-75);
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if (orientation() == Qt::Horizontal)
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{
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d->_busyAnimation->setEndValue(this->width());
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}
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else
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{
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d->_busyAnimation->setEndValue(this->height());
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}
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d->_busyAnimation->start();
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}
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QProgressBar::paintEvent(event);
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}
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void ElaProgressBar::resizeEvent(QResizeEvent* event)
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{
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Q_D(ElaProgressBar);
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if (orientation() == Qt::Horizontal)
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{
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d->_busyAnimation->setEndValue(this->width());
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}
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else
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{
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d->_busyAnimation->setEndValue(this->height());
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}
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QProgressBar::resizeEvent(event);
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}
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