Differential D17732 Diff 48001 lib/thumbnailview/thumbnailbarview.cpp

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lib/thumbnailview/thumbnailbarview.cpp

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49	namespace Gwenview	49	namespace Gwenview
50	{	50	{
51		51
52	/**
53	* Duration in ms of the smooth scroll
54	*/
55	const int SMOOTH_SCROLL_DURATION = 250;
56
57	/**	52	/**
58	* Space between the item outer rect and the content, and between the	53	* Space between the item outer rect and the content, and between the
59	* thumbnail and the caption	54	* thumbnail and the caption
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348	{	343	{
349	ThumbnailBarView* q;	344	ThumbnailBarView* q;
350	QStyle* mStyle;	345	QStyle* mStyle;
351	QTimeLine* mTimeLine;	346	QTimeLine* mTimeLine = nullptr;
352		347
353	Qt::Orientation mOrientation;	348	Qt::Orientation mOrientation;
354	int mRowCount;	349	int mRowCount;
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376		371
377	const QRect rect = q->visualRect(index);	372	const QRect rect = q->visualRect(index);
378		373
379	int oldValue = scrollBar()->value();
380	int newValue = scrollToValue(rect);	374	int newValue = scrollToValue(rect);
381	if (mTimeLine->state() == QTimeLine::Running) {	375	if (mTimeLine) {
382	mTimeLine->stop();	376	int oldValue = scrollBar()->value();
		377	if (mTimeLine->state() == QTimeLine::Running) {
		378	mTimeLine->stop();
		379	}
		380	mTimeLine->setFrameRange(oldValue, newValue);
		381	mTimeLine->start();
		382	} else {
		383	scrollBar()->setValue(newValue);
383	}	384	}
384	mTimeLine->setFrameRange(oldValue, newValue);
385	mTimeLine->start();
386	}	385	}
387		386
388	int scrollToValue(const QRect& rect)	387	int scrollToValue(const QRect& rect)
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451	, d(new ThumbnailBarViewPrivate)	450	, d(new ThumbnailBarViewPrivate)
452	{	451	{
453	d->q = this;	452	d->q = this;
454	d->mTimeLine = new QTimeLine(SMOOTH_SCROLL_DURATION, this);	453
455	connect(d->mTimeLine, &QTimeLine::frameChanged, this, &ThumbnailBarView::slotFrameChanged);	454	int animDuration = style()->styleHint(QStyle::SH_Widget_Animation_Duration, nullptr, this);
		455	if (animDuration > 0) {
		456	d->mTimeLine = new QTimeLine(animDuration, this);
		457	connect(d->mTimeLine, &QTimeLine::frameChanged, this, &ThumbnailBarView::slotFrameChanged);
		458	}
456		459
457	d->mRowCount = 1;	460	d->mRowCount = 1;
458	d->mOrientation = Qt::Vertical; // To pass value-has-changed check in setOrientation()	461	d->mOrientation = Qt::Vertical; // To pass value-has-changed check in setOrientation()
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