X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=dali-toolkit%2Fdevel-api%2Flayouting%2Flayout-parent-impl.h;h=a55c7cbb5104074bb318bd4047699e40868b2212;hb=16a6adbc9245b63956542dd3e0b811c5f469a3f6;hp=392a2abbb136c596290c00709a97e1c908bef1f5;hpb=16634ab902b66b0ba2f3f39af8ff6ed25b5f7115;p=platform%2Fcore%2Fuifw%2Fdali-toolkit.git diff --git a/dali-toolkit/devel-api/layouting/layout-parent-impl.h b/dali-toolkit/devel-api/layouting/layout-parent-impl.h index 392a2ab..a55c7cb 100644 --- a/dali-toolkit/devel-api/layouting/layout-parent-impl.h +++ b/dali-toolkit/devel-api/layouting/layout-parent-impl.h @@ -17,26 +17,48 @@ * limitations under the License. */ +#include + namespace Dali { namespace Toolkit { namespace Internal { +class LayoutItem; /** - * Interface that allows a layout to determine its layout parent. - * - * Needed to prevent circular inheritance - most LayoutBases have a parent, - * but parenting is provided by LayoutGroup, which is a sub-class of LayoutBase. + * Interface that defines a layout Parent. Enables a layout child to access + * methods on its parent, e.g. Remove (during unparenting) */ -class DALI_IMPORT_API LayoutParent +class DALI_TOOLKIT_API LayoutParent { public: /** - * Get the parent of this layout. + * @brief Add a child to the parent + * @param[in] item The item to add to this layout parent */ - virtual LayoutParent* GetParent() = 0; + virtual Toolkit::LayoutGroup::LayoutId Add( LayoutItem& item ) = 0; + + /** + * @brief Remove a layout child from this group. + * @param[in] childId The layout child id + */ + virtual void Remove( Toolkit::LayoutGroup::LayoutId childId ) = 0; + + /** + * @brief Remove a child from this parent + * @param[in] item The item to remove from this layout parent + */ + virtual void Remove( LayoutItem& item ) = 0; + + /** + * @brief Insert a child to the parent + * @param[in] target The target item + * @param[in] item The item to insert to this layout parent + */ + virtual Toolkit::LayoutGroup::LayoutId Insert( LayoutItem& target, LayoutItem& item ) = 0; + protected: virtual ~LayoutParent() @@ -45,6 +67,7 @@ protected: }; + } // namespace Internal } // namespace Toolkit } // namespace Dali