void
unicorn::SlidingStackedWidget::slideWidget( QWidget* newwidget )
{
m_active=true;
enum t_direction directionhint;
int now=currentIndex(); //currentIndex() is a function inherited from QStackedWidget
int next=indexOf(newwidget);
if ( now == next )
{
m_active=false;
emit currentChanged( currentIndex() );
return;
}
else if ( now < next )
{
directionhint = m_vertical ? TOP2BOTTOM : RIGHT2LEFT;
}
else
{
directionhint = m_vertical ? BOTTOM2TOP : LEFT2RIGHT;
}
//NOW....
//calculate the shifts
int offsetx=frameRect().width(); //inherited from mother
int offsety=frameRect().height();//inherited from mother
//the following is important, to ensure that the new widget
//has correct geometry information when sliding in first time
widget(next)->setGeometry ( 0, 0, offsetx, offsety );
if (directionhint==BOTTOM2TOP)
{
offsetx=0;
offsety=-offsety;
}
else if (directionhint==TOP2BOTTOM)
{
offsetx=0;
//offsety=offsety;
}
else if (directionhint==RIGHT2LEFT)
{
offsetx=-offsetx;
offsety=0;
}
else if (directionhint==LEFT2RIGHT)
{
//offsetx=offsetx;
offsety=0;
}
//re-position the next widget outside/aside of the display area
QPoint pnext=widget(next)->pos();
QPoint pnow=widget(now)->pos();
m_pnow=pnow;
widget(next)->move(pnext.x()-offsetx,pnext.y()-offsety);
//make it visible/show
widget(next)->show();
widget(next)->raise();
//animate both, the now and next widget to the side, using animation framework
QPropertyAnimation *animnow = new QPropertyAnimation(widget(now), "pos");
animnow->setDuration(m_speed);
animnow->setEasingCurve(m_animationtype);
animnow->setStartValue(QPoint(pnow.x(), pnow.y()));
animnow->setEndValue(QPoint(offsetx+pnow.x(), offsety+pnow.y()));
QPropertyAnimation *animnext = new QPropertyAnimation(widget(next), "pos");
animnext->setDuration(m_speed);
animnext->setEasingCurve(m_animationtype);
animnext->setStartValue(QPoint(-offsetx+pnext.x(), offsety+pnext.y()));
animnext->setEndValue(QPoint(pnext.x(), pnext.y()));
QParallelAnimationGroup *animgroup = new QParallelAnimationGroup;
animgroup->addAnimation(animnow);
animgroup->addAnimation(animnext);
QObject::connect(animgroup, SIGNAL(finished()),this,SLOT(animationDoneSlot()));
m_next=next;
m_now=now;
m_active=true;
animgroup->start();
}
void SlidingStackedWidget::slideInWgt(QWidget * newwidget, enum t_direction direction) {
if (m_active) {
return; // at the moment, do not allow re-entrance before an animation is completed.
//other possibility may be to finish the previous animation abrupt, or
//to revert the previous animation with a counter animation, before going ahead
//or to revert the previous animation abrupt
//and all those only, if the newwidget is not the same as that of the previous running animation.
}
else m_active=true;
enum t_direction directionhint;
int now=currentIndex(); //currentIndex() is a function inherited from QStackedWidget
int next=indexOf(newwidget);
if (now==next) {
m_active=false;
return;
}
else if (now<next){
directionhint=m_vertical ? TOP2BOTTOM : RIGHT2LEFT;
}
else {
directionhint=m_vertical ? BOTTOM2TOP : LEFT2RIGHT;
}
if (direction == AUTOMATIC) {
direction=directionhint;
}
//NOW....
//calculate the shifts
int offsetx=frameRect().width(); //inherited from mother
int offsety=frameRect().height();//inherited from mother
//the following is important, to ensure that the new widget
//has correct geometry information when sliding in first time
widget(next)->setGeometry ( 0, 0, offsetx, offsety );
if (direction==BOTTOM2TOP) {
offsetx=0;
offsety=-offsety;
}
else if (direction==TOP2BOTTOM) {
offsetx=0;
//offsety=offsety;
}
else if (direction==RIGHT2LEFT) {
offsetx=-offsetx;
offsety=0;
}
else if (direction==LEFT2RIGHT) {
//offsetx=offsetx;
offsety=0;
}
//re-position the next widget outside/aside of the display area
QPoint pnext=widget(next)->pos();
QPoint pnow=widget(now)->pos();
m_pnow=pnow;
widget(next)->move(pnext.x()-offsetx,pnext.y()-offsety);
//make it visible/show
widget(next)->show();
widget(next)->raise();
//animate both, the now and next widget to the side, using animation framework
QPropertyAnimation *animnow = new QPropertyAnimation(widget(now), "pos");
animnow->setDuration(m_speed);
animnow->setEasingCurve(m_animationtype);
animnow->setStartValue(QPoint(pnow.x(), pnow.y()));
animnow->setEndValue(QPoint(offsetx+pnow.x(), offsety+pnow.y()));
QPropertyAnimation *animnext = new QPropertyAnimation(widget(next), "pos");
animnext->setDuration(m_speed);
animnext->setEasingCurve(m_animationtype);
animnext->setStartValue(QPoint(-offsetx+pnext.x(), offsety+pnext.y()));
animnext->setEndValue(QPoint(pnext.x(), pnext.y()));
QParallelAnimationGroup *animgroup = new QParallelAnimationGroup;
animgroup->addAnimation(animnow);
animgroup->addAnimation(animnext);
QObject::connect(animgroup, SIGNAL(finished()),this,SLOT(animationDoneSlot()));
m_next=next;
m_now=now;
m_active=true;
animgroup->start();
emit this->animationStarted(next);
//note; the rest is done via a connect from the animation ready;
//animation->finished() provides a signal when animation is done;
//so we connect this to some post processing slot,
//that we implement here below in animationDoneSlot.
}
void SlidingStackedWidget::slideInWgt(QWidget * newWidget, Direction direction)
{
if (active)
{
// At the moment, do not allow re-entrance before an animation is
// completed. Other possibility may be to finish the previous animation
// abrupt, or to revert the previous animation with a counter
// animation, before going ahead or to revert the previous animation
// abrupt and all those only, if the newwidget is not the same as that
// of the previous running animation.
return;
}
else
active=true;
Direction directionHint;
int now = currentIndex();
int next = indexOf(newWidget);
if (now == next)
{
active = false;
return;
}
else if (now < next)
directionHint = vertical ? TOP2BOTTOM : RIGHT2LEFT;
else
directionHint=vertical ? BOTTOM2TOP : LEFT2RIGHT;
if (direction == AUTOMATIC)
direction = directionHint;
int offsetX = frameRect().width();
int offsetY = frameRect().height();
// The following is important, to ensure that the new widget
// has correct geometry information when sliding in first time
widget(next)->setGeometry(0, 0, offsetX, offsetY);
if (direction == BOTTOM2TOP)
{
offsetX = 0;
offsetY = -offsetY;
}
else if (direction == TOP2BOTTOM)
offsetX = 0;
else if (direction == RIGHT2LEFT)
{
offsetX = -offsetX;
offsetY = 0;
}
else if (direction == LEFT2RIGHT)
offsetY = 0;
// Re-position the next widget outside/aside of the display area
QPoint pNext = widget(next)->pos();
QPoint pNow = widget(now)->pos();
pNow = pNow;
widget(next)->move(pNext.x() - offsetX, pNext.y() - offsetY);
widget(next)->show();
widget(next)->raise();
// Animate both, the now and next widget to the side, using animation framework
QPropertyAnimation *animNow = new QPropertyAnimation(widget(now), "pos");
animNow->setDuration(speed);
animNow->setEasingCurve(animationType);
animNow->setStartValue(QPoint(pNow.x(), pNow.y()));
animNow->setEndValue(QPoint(offsetX + pNow.x(), offsetY + pNow.y()));
QPropertyAnimation *animNext = new QPropertyAnimation(widget(next), "pos");
animNext->setDuration(speed);
animNext->setEasingCurve(animationType);
animNext->setStartValue(QPoint(-offsetX + pNext.x(), offsetY + pNext.y()));
animNext->setEndValue(QPoint(pNext.x(), pNext.y()));
QParallelAnimationGroup *animGroup = new QParallelAnimationGroup;
animGroup->addAnimation(animNow);
animGroup->addAnimation(animNext);
QObject::connect(animGroup, SIGNAL(finished()), this, SLOT(animationDoneSlot()));
this->next = next;
this->now = now;
active = true;
animGroup->start();
// Note: the rest is done via a connect from the animation ready;
// animation->finished() provides a signal when animation is done;
// so we connect this to some post processing slot,
// that we implement here below in animationDoneSlot.
}
void SlidingStackedWidget::slideInWgt(QWidget * newwidget, enum t_direction direction) {
if (m_active) {
animationDoneSlot();
m_animationGroup->stop();
m_animationGroup->disconnect();
}
m_active=true;
enum t_direction directionhint;
int now=currentIndex(); //currentIndex() is a function inherited from QStackedWidget
int next=indexOf(newwidget);
if (now==next) {
m_active=false;
return;
}
else if (now<next){
directionhint=m_vertical ? TOP2BOTTOM : RIGHT2LEFT;
}
else {
directionhint=m_vertical ? BOTTOM2TOP : LEFT2RIGHT;
}
if (direction == AUTOMATIC) {
direction=directionhint;
}
//NOW....
//calculate the shifts
int offsetx=frameRect().width(); //inherited from mother
int offsety=frameRect().height();//inherited from mother
//the following is important, to ensure that the new widget
//has correct geometry information when sliding in first time
widget(next)->setGeometry ( 0, 0, offsetx, offsety );
if (direction==BOTTOM2TOP) {
offsetx=0;
offsety=-offsety;
}
else if (direction==TOP2BOTTOM) {
offsetx=0;
//offsety=offsety;
}
else if (direction==RIGHT2LEFT) {
offsetx=-offsetx;
offsety=0;
}
else if (direction==LEFT2RIGHT) {
//offsetx=offsetx;
offsety=0;
}
//re-position the next widget outside/aside of the display area
QPoint pnext=widget(next)->pos();
QPoint pnow=widget(now)->pos();
m_pnow=pnow;
widget(next)->move(pnext.x()-offsetx,pnext.y()-offsety);
//make it visible/show
widget(next)->show();
widget(next)->raise();
//animate both, the now and next widget to the side, using animation framework
m_animnow->setTargetObject(widget(now));
m_animnow->setPropertyName("pos");
m_animnow->setDuration(m_speed);
m_animnow->setEasingCurve(m_animationtype);
m_animnow->setStartValue(QPoint(pnow.x(), pnow.y()));
m_animnow->setEndValue(QPoint(offsetx+pnow.x(), offsety+pnow.y()));
m_animnext->setTargetObject(widget(next));
m_animnext->setPropertyName("pos");
m_animnext->setDuration(m_speed);
m_animnext->setEasingCurve(m_animationtype);
m_animnext->setStartValue(QPoint(-offsetx+pnext.x(), offsety+pnext.y()));
m_animnext->setEndValue(QPoint(pnext.x(), pnext.y()));
QObject::connect(m_animationGroup, SIGNAL(finished()),this,SLOT(animationDoneSlot()));
m_next=next;
m_now=now;
m_active=true;
m_animationGroup->start();
//note; the rest is done via a connect from the animation ready;
//animation->finished() provides a signal when animation is done;
//so we connect this to some post processing slot,
//that we implement here below in animationDoneSlot.
}
