Differential D17732 Diff 67194 lib/thumbnailview/previewitemdelegate.cpp

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lib/thumbnailview/previewitemdelegate.cpp

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457 geometry.moveRight(mView->viewport()->width()); 457​ geometry.moveRight(mView->viewport()->width());
458 } 458​ }
459 459​
460​ const int animDuration = qApp->style()->styleHint(QStyle::SH_Widget_Animation_Duration, nullptr, nullptr);
461​
462​ bool hasAnimation = false;
460 // Show tip 463​ // Show tip
464​
461 QParallelAnimationGroup* anim = new QParallelAnimationGroup(); 465​ QParallelAnimationGroup* anim = new QParallelAnimationGroup();
462 QPropertyAnimation* fadeIn = new QPropertyAnimation(mToolTip, "opacity"); 466​ if (QApplication::isEffectEnabled(Qt::UI_FadeTooltip) && animDuration > 0) {
463 fadeIn->setStartValue(mToolTip->opacity()); 467​ QPropertyAnimation* fadeIn = new QPropertyAnimation(mToolTip, "opacity");
464 fadeIn->setEndValue(1.); 468​ fadeIn->setDuration(animDuration);
465 anim->addAnimation(fadeIn); 469​ fadeIn->setStartValue(mToolTip->opacity());
470​ fadeIn->setEndValue(1.);
471​ anim->addAnimation(fadeIn);
472​ hasAnimation = true;
473​ } else {
474​ mToolTip->setOpacity(1);
475​ }
466 476​
467 if (newTipLabel) { 477​ if (newTipLabel || !QApplication::isEffectEnabled(Qt::UI_AnimateTooltip) || animDuration <= 0) {
468 mToolTip->setGeometry(geometry); 478​ mToolTip->setGeometry(geometry);
469 } else { 479​ } else {
470 QPropertyAnimation* move = new QPropertyAnimation(mToolTip, "geometry"); 480​ QPropertyAnimation* move = new QPropertyAnimation(mToolTip, "geometry");
481​ move->setDuration(animDuration);
471 move->setStartValue(mToolTip->geometry()); 482​ move->setStartValue(mToolTip->geometry());
472 move->setEndValue(geometry); 483​ move->setEndValue(geometry);
473 anim->addAnimation(move); 484​ anim->addAnimation(move);
485​ hasAnimation = true;
474 } 486​ }
475 487​
476 mToolTipAnimation.reset(anim); 488​
477 mToolTipAnimation->start(); 489​ if (hasAnimation) {
490​ mToolTipAnimation.reset(anim);
491​ mToolTipAnimation->start();
492​ } else {
493​ mToolTipAnimation.reset(nullptr);
494​ delete anim;
495​ }
478 } 496​ }
479 497​
480 void hideToolTip() 498​ void hideToolTip()
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482 if (!mToolTip) { 500​ if (!mToolTip) {
483 return; 501​ return;
484 } 502​ }
503​
504​ const int animDuration = qApp->style()->styleHint(QStyle::SH_Widget_Animation_Duration, nullptr, nullptr);
505​ if (!QApplication::isEffectEnabled(Qt::UI_FadeTooltip) || animDuration <= 0) {
506​ mToolTip->setOpacity(0);
507​ return;
508​ }
509​
485 QSequentialAnimationGroup* anim = new QSequentialAnimationGroup(); 510​ QSequentialAnimationGroup* anim = new QSequentialAnimationGroup();
486 if (mToolTipAnimation->state() == QPropertyAnimation::Stopped) { 511​ if (mToolTipAnimation->state() == QPropertyAnimation::Stopped) {
487 anim->addPause(500); 512​ anim->addPause(500);
488 } 513​ }
489 QPropertyAnimation* fadeOut = new QPropertyAnimation(mToolTip, "opacity"); 514​ QPropertyAnimation* fadeOut = new QPropertyAnimation(mToolTip, "opacity");
515​ fadeOut->setDuration(animDuration);
490 fadeOut->setStartValue(mToolTip->opacity()); 516​ fadeOut->setStartValue(mToolTip->opacity());
491 fadeOut->setEndValue(0.); 517​ fadeOut->setEndValue(0.);
492 anim->addAnimation(fadeOut); 518​ anim->addAnimation(fadeOut);
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