QAnimatedMainWindowLayout
Usage
Create
QAnimatedMainWindowLayout * amwl = new QAnimatedMainWindowLayout;
Add widgets
amwl->addLeftWidget(leftGroupBox);
amwl->addRightWidget(rightGroupBox);
amwl->addTopWidget(topGroupBox);
amwl->addBottomWidget(bottomGroupBox);
amwl->addCenterWidget(centerGroupBox);
Do fine tunes
amwl->setEasingCurve(QEasingCurve::OutBack);
amwl->setAnimationDuration(500);
Initialize stretch values
// disable animation for initialization
amwl->setAnimationEnabled(false);
amwl->setLeftPercentage(leftDoubleSpinBox->value());
amwl->setRightPercentage(rightDoubleSpinBox->value());
amwl->setTopPercentage(topDoubleSpinBox->value());
amwl->setBottomPercentage(bottomDoubleSpinBox->value());
amwl->setCenterPercentage(centerDoubleSpinBox->value());
amwl->setAnimationEnabled(true);
Set some of the widgets layout
frame->setLayout(amwl);
Now, on every change on stretch property will done with an animation.