namespace
{
#if defined(DEBUG_ENABLED)
-Debug::Filter* gLogFilter = Debug::Filter::New( Debug::Concise, false, "LOG_LAYOUT" );
+Debug::Filter* gLogFilter = Debug::Filter::New( Debug::NoLogging, false, "LOG_LAYOUT" );
#endif
}
childLayout.child = &child;
mImpl->mChildren.emplace_back( childLayout );
+ child.SetParent( this );
+
auto owner = child.GetOwner();
// If the owner does not have any LayoutItem child properties, add them
void LayoutGroup::RemoveAll()
{
- for( auto iter = mImpl->mChildren.begin() ; iter != mImpl->mChildren.end() ; ++iter )
+ for( auto iter = mImpl->mChildren.begin() ; iter != mImpl->mChildren.end() ; )
{
OnChildRemove( *iter->child.Get() );
iter = mImpl->mChildren.erase(iter);
void LayoutGroup::OnSetChildProperties( Handle& handle, Property::Index index, Property::Value value )
{
- DALI_LOG_INFO( gLogFilter, Debug::Verbose, "LayoutGroup::OnSetChildProperties");
+ DALI_LOG_INFO( gLogFilter, Debug::Verbose, "LayoutGroup::OnSetChildProperties property(%s)\n", handle.GetPropertyName(index).c_str());
if ( ( ( index >= CHILD_PROPERTY_REGISTRATION_START_INDEX ) &&
( index <= CHILD_PROPERTY_REGISTRATION_MAX_INDEX ) )
( index == Toolkit::Control::Property::MARGIN || index == Toolkit::Control::Property::PADDING ) )
{
// If any child properties are set, must perform relayout
- RequestLayout();
+ for( auto&& child : mImpl->mChildren )
+ {
+ if( child.child->GetOwner() == handle )
+ {
+ child.child->RequestLayout();
+ break;
+ }
+ }
}
}
#if defined( DEBUG_ENABLED )
if ( control )
{
- DALI_LOG_INFO( gLogFilter, Debug::Verbose, "LayoutGroup::MeasureChildWithMargins naturalSizewidth(%f)\n", control.GetNaturalSize().width );
+ DALI_LOG_INFO( gLogFilter, Debug::Verbose, "LayoutGroup::MeasureChild natural size(%f, %f)\n", control.GetNaturalSize().width, control.GetNaturalSize().height );
}
#endif
// Get last stored width and height specifications for the child
auto desiredWidth = childOwner.GetProperty<int>( Toolkit::LayoutItem::ChildProperty::WIDTH_SPECIFICATION );
auto desiredHeight = childOwner.GetProperty<int>( Toolkit::LayoutItem::ChildProperty::HEIGHT_SPECIFICATION );
-
- // The size of the control could have changed due to padding being altered, the XXX_SPECIFICATIONs will not have been updated.
- // So GetNaturalSize is called, if the control's natural size includes padding then th size will be updated.
- if ( control )
- {
- auto desiredSize = control.GetNaturalSize(); // Get's child control's size which could include new padding values.
-
- // Check if WIDTH_SPECIFICATION was a size value, if so then get update to child controls's width.
- if ( desiredWidth > 0 )
- {
- desiredWidth = desiredSize.width;
- childOwner.SetProperty( Toolkit::LayoutItem::ChildProperty::WIDTH_SPECIFICATION, LayoutLength::IntType( desiredWidth ) );
- }
-
- // Check if HEIGHT_SPECIFICATION was a size value, if so then get update to child controls's height.
- if ( desiredHeight > 0)
- {
- desiredHeight = desiredSize.height;
- childOwner.SetProperty( Toolkit::LayoutItem::ChildProperty::HEIGHT_SPECIFICATION, LayoutLength::IntType( desiredHeight ) );
- }
- }
-
- DALI_LOG_INFO( gLogFilter, Debug::Verbose, "LayoutGroup::MeasureChild desiredWidth(%d)\n", desiredWidth );
+ DALI_LOG_INFO( gLogFilter, Debug::Verbose, "LayoutGroup::MeasureChild desiredWidth(%d) desiredHeight(%d)\n", desiredWidth, desiredHeight );
auto padding = GetPadding(); // Padding of this layout's owner, not of the child being measured.
auto padding = GetPadding(); // Padding of this layout's owner, not of the child being measured.
-
DALI_LOG_INFO( gLogFilter, Debug::Verbose, "LayoutGroup::MeasureChildWithMargins desiredWidth(%d)\n", desiredWidth );
MeasureSpec childWidthMeasureSpec = GetChildMeasureSpec( parentWidthMeasureSpec,
DevelActor::ChildAddedSignal( control ).Connect( mSlotDelegate, &LayoutGroup::ChildAddedToOwner );
DevelActor::ChildRemovedSignal( control ).Connect( mSlotDelegate, &LayoutGroup::ChildRemovedFromOwner );
+ DevelActor::ChildOrderChangedSignal( control ).Connect( mSlotDelegate, &LayoutGroup::ChildOrderChanged );
DevelHandle::PropertySetSignal( control ).Connect( mSlotDelegate, &LayoutGroup::OnOwnerPropertySet );
+
+ if( control.GetParent() )
+ {
+ auto parent = Toolkit::Control::DownCast( control.GetParent() );
+ if( parent )
+ {
+ auto parentLayout = Toolkit::LayoutGroup::DownCast( DevelControl::GetLayout( parent ) );
+ if( parentLayout )
+ {
+ Internal::LayoutGroup& parentLayoutImpl = GetImplementation( parentLayout );
+ parentLayoutImpl.Add( *this );
+ }
+ }
+ }
}
}
void LayoutGroup::OnUnparent()
{
+ // Remove children
RemoveAll();
+
+ // Remove myself from parent
+ LayoutParent* parent = GetParent();
+ if( parent )
+ {
+ LayoutGroupPtr parentGroup( dynamic_cast< LayoutGroup* >( parent ) );
+ if( parentGroup )
+ {
+ parentGroup->Remove( *this );
+ }
+ }
}
void LayoutGroup::ChildAddedToOwner( Actor child )
{
LayoutItemPtr childLayout;
Toolkit::Control control = Toolkit::Control::DownCast( child );
- DALI_LOG_INFO( gLogFilter, Debug::Verbose, "LayoutGroup::ChildAddedToOwner(%s)\n", control.GetName().c_str() );
+
+ DALI_LOG_INFO( gLogFilter, Debug::Verbose, "LayoutGroup::ChildAddedToOwner control(%s)\n", control?control.GetName().c_str():"Invalid" );
if( control ) // Can only support adding Controls, not Actors to layout
{
// If the child doesn't already have a layout, then create a LayoutItem for it.
childLayout = LayoutItem::New( control );
childLayout->SetAnimateLayout( IsLayoutAnimated() ); // @todo this essentially forces animation inheritance. Bad?
-
+#if defined(DEBUG_ENABLED)
auto desiredSize = control.GetNaturalSize();
DALI_LOG_INFO( gLogFilter, Debug::Verbose, "LayoutGroup::ChildAddedToOwner desiredSize(%f,%f) (naturalSize)\n", desiredSize.width, desiredSize.height );
-
+#endif
childControlDataImpl.SetLayout( *childLayout.Get() );
- // Default layout data for this object
- child.SetProperty( Toolkit::LayoutItem::ChildProperty::WIDTH_SPECIFICATION, LayoutLength::IntType( desiredSize.width ) );
- child.SetProperty( Toolkit::LayoutItem::ChildProperty::HEIGHT_SPECIFICATION, LayoutLength::IntType( desiredSize.height ) );
+ // Default layout data will be generated by Add().
+ }
+ else
+ {
+ LayoutGroupPtr layoutGroup( dynamic_cast< LayoutGroup* >( childLayout.Get() ) );
+ if( !layoutGroup )
+ {
+ // Set only in case of leaf children
+ childLayout->SetAnimateLayout( IsLayoutAnimated() );
+ }
}
Add( *childLayout.Get() );
}
}
+void LayoutGroup::ChildOrderChanged()
+{
+ RequestLayout();
+ // Force Children to be relaid out:
+ for( auto&& child : mImpl->mChildren )
+ {
+ child.child->SetLayoutRequested();
+ }
+}
+
void LayoutGroup::OnOwnerPropertySet( Handle& handle, Property::Index index, Property::Value value )
{
DALI_LOG_INFO( gLogFilter, Debug::Concise, "LayoutGroup::OnOwnerPropertySet\n");
}
}
+void LayoutGroup::OnAnimationStateChanged( bool animateLayout )
+{
+ // Change children's animation state
+ for( auto&& child : mImpl->mChildren )
+ {
+ LayoutGroupPtr parentGroup( dynamic_cast< LayoutGroup* >( child.child.Get() ) );
+ if( !parentGroup )
+ {
+ // Change state only in case of leaf children
+ child.child->SetAnimateLayout( animateLayout );
+ }
+ }
+}
+
} // namespace Internal
} // namespace Toolkit
} // namespace Dali