Shadows::Shadows(QObject *parent, const QString &prefix)
: Plasma::Svg(parent),
d(new Private(this))
{
setImagePath(prefix);
connect(this, SIGNAL(repaintNeeded()), this, SLOT(updateShadows()));
}
void DropShadower::componentParentHierarchyChanged (Component& c)
{
if (owner == &c)
{
updateParent();
updateShadows();
}
}
void DropShadower::bringShadowWindowsToFront()
{
if (! reentrant)
{
updateShadows();
const ScopedValueSetter<bool> setter (reentrant, true, false);
for (int i = shadowWindows.size(); --i >= 0;)
shadowWindows.getUnchecked(i)->toBehind (owner);
}
}
void DropShadower::setOwner (Component* componentToFollow)
{
if (componentToFollow != owner)
{
if (owner != nullptr)
owner->removeComponentListener (this);
// (the component can't be null)
jassert (componentToFollow != nullptr);
owner = componentToFollow;
jassert (owner != nullptr);
updateParent();
owner->addComponentListener (this);
updateShadows();
}
}
void DropShadower::setOwner (Component* componentToFollow)
{
if (componentToFollow != owner)
{
if (owner != nullptr)
owner->removeComponentListener (this);
// (the component can't be null)
jassert (componentToFollow != nullptr);
owner = componentToFollow;
jassert (owner != nullptr);
jassert (owner->isOpaque()); // doesn't work properly for semi-transparent comps!
owner->addComponentListener (this);
updateShadows();
}
}
void DropShadower::componentVisibilityChanged (Component& c)
{
if (owner == &c)
updateShadows();
}
void DropShadower::componentChildrenChanged (Component&)
{
updateShadows();
}
void DropShadower::componentBroughtToFront (Component& c)
{
if (owner == &c)
updateShadows();
}
void DropShadower::componentMovedOrResized (Component& c, bool /*wasMoved*/, bool /*wasResized*/)
{
if (owner == &c)
updateShadows();
}
void DropShadower::componentVisibilityChanged (Component&)
{
updateShadows();
}
void DropShadower::componentParentHierarchyChanged (Component&)
{
shadowWindows.clear();
updateShadows();
}
void DropShadower::componentMovedOrResized (Component&, bool /*wasMoved*/, bool /*wasResized*/)
{
updateShadows();
}
