//==============================================================================
void ComponentMovementWatcher::componentParentHierarchyChanged (Component&)
{
if (component != nullptr && ! reentrant)
{
const ScopedValueSetter<bool> setter (reentrant, true);
ComponentPeer* const peer = component->getPeer();
const uint32 peerID = peer != nullptr ? peer->getUniqueID() : 0;
if (peerID != lastPeerID)
{
componentPeerChanged();
if (component == nullptr)
return;
lastPeerID = peerID;
}
unregister();
registerWithParentComps();
componentMovedOrResized (*component, true, true);
if (component != nullptr)
componentVisibilityChanged (*component);
}
}
void componentPeerChanged() override
{
componentMovedOrResized (true, true);
#if JUCE_WIN_PER_MONITOR_DPI_AWARE
if (auto* peer = owner.getTopLevelComponent()->getPeer())
peer->addScaleFactorListener (this);
#endif
}
void componentPeerChanged()
{
const bool isShowingNow = owner.isShowing();
if (wasShowing != isShowingNow)
{
wasShowing = isShowingNow;
owner.setControlVisible (isShowingNow);
}
componentMovedOrResized (true, true);
}
void LayoutLabel::setAttributedText (ScopedPointer<AttributedString> newText,
const bool broadcastChangeMessage)
{
hideEditor (true);
attributedTextValue = newText;
repaint();
textWasChanged();
if (ownerComponent != nullptr)
componentMovedOrResized (*ownerComponent, true, true);
if (broadcastChangeMessage)
callChangeListeners();
}
void Label::attachToComponent (Component* owner, const bool onLeft)
{
if (ownerComponent != nullptr)
ownerComponent->removeComponentListener (this);
ownerComponent = owner;
leftOfOwnerComp = onLeft;
if (ownerComponent != nullptr)
{
setVisible (owner->isVisible());
ownerComponent->addComponentListener (this);
componentParentHierarchyChanged (*ownerComponent);
componentMovedOrResized (*ownerComponent, true, true);
}
}
void ComponentMovementWatcher::componentMovedOrResized (Component&, bool wasMoved, bool wasResized)
{
if (component != nullptr)
{
if (wasMoved)
{
const Point<int> pos (component->getTopLevelComponent()->getLocalPoint (component, Point<int>()));
wasMoved = lastBounds.getPosition() != pos;
lastBounds.setPosition (pos);
}
wasResized = (lastBounds.getWidth() != component->getWidth() || lastBounds.getHeight() != component->getHeight());
lastBounds.setSize (component->getWidth(), component->getHeight());
if (wasMoved || wasResized)
componentMovedOrResized (wasMoved, wasResized);
}
}
//==============================================================================
void Label::setText (const String& newText,
const bool broadcastChangeMessage)
{
hideEditor (true);
if (lastTextValue != newText)
{
lastTextValue = newText;
textValue = newText;
repaint();
textWasChanged();
if (ownerComponent != nullptr)
componentMovedOrResized (*ownerComponent, true, true);
if (broadcastChangeMessage)
callChangeListeners();
}
}
bool Label::updateFromTextEditorContents (TextEditor& ed)
{
const String newText (ed.getText());
if (textValue.toString() != newText)
{
lastTextValue = newText;
textValue = newText;
repaint();
textWasChanged();
if (ownerComponent != nullptr)
componentMovedOrResized (*ownerComponent, true, true);
return true;
}
return false;
}
//==============================================================================
void Label::setText (const String& newText,
const NotificationType notification)
{
hideEditor (true);
if (lastTextValue != newText)
{
lastTextValue = newText;
textValue = newText;
repaint();
textWasChanged();
if (ownerComponent != nullptr)
componentMovedOrResized (*ownerComponent, true, true);
if (notification != dontSendNotification)
callChangeListeners();
}
}
void componentPeerChanged()
{
componentMovedOrResized (true, true);
}
void nativeScaleFactorChanged (double /*newScaleFactor*/) override
{
componentMovedOrResized (true, true);
}
