1 #ifndef DALI_TOOLKIT_INTERNAL_LAYOUTING_LAYOUT_PARENT_H
2 #define DALI_TOOLKIT_INTERNAL_LAYOUTING_LAYOUT_PARENT_H
5 * Copyright (c) 2018 Samsung Electronics Co., Ltd.
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
20 #include <dali-toolkit/public-api/dali-toolkit-common.h>
31 * Interface that defines a layout Parent. Enables a layout child to access
32 * methods on its parent, e.g. Remove (during unparenting)
34 class DALI_TOOLKIT_API LayoutParent
38 * @brief Add a child to the parent
39 * @param[in] item The item to add to this layout parent
41 virtual Toolkit::LayoutGroup::LayoutId Add( LayoutItem& item ) = 0;
44 * @brief Remove a layout child from this group.
45 * @param[in] childId The layout child id
47 virtual void Remove( Toolkit::LayoutGroup::LayoutId childId ) = 0;
50 * @brief Remove a child from this parent
51 * @param[in] item The item to remove from this layout parent
53 virtual void Remove( LayoutItem& item ) = 0;
56 * @brief Insert a child to the parent
57 * @param[in] target The target item
58 * @param[in] item The item to insert to this layout parent
60 virtual Toolkit::LayoutGroup::LayoutId Insert( LayoutItem& target, LayoutItem& item ) = 0;
63 * @brief Move a child to another position
64 * @param[in] target The target item
65 * @param[in] item The item to move
67 virtual Toolkit::LayoutGroup::LayoutId Move( LayoutItem& target, LayoutItem& item ) = 0;
70 * @brief Move a child to back
71 * @param[in] item The item to move
73 virtual Toolkit::LayoutGroup::LayoutId MoveBack( LayoutItem& item ) = 0;
76 virtual ~LayoutParent()
83 } // namespace Internal
84 } // namespace Toolkit
87 #endif //DALI_TOOLKIT_INTERNAL_LAYOUTING_LAYOUT_PARENT_H