1 /* 2 * Copyright (c) 2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_GRID_GRID_MODEL_H 17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_GRID_GRID_MODEL_H 18 19 #include <mutex> 20 21 #include "base/geometry/axis.h" 22 #include "base/geometry/dimension.h" 23 #include "base/memory/referenced.h" 24 #include "core/components/common/layout/constants.h" 25 #include "core/components/common/properties/color.h" 26 #include "core/components/scroll_bar/scroll_bar_proxy.h" 27 #include "core/components_ng/pattern/grid/grid_layout_options.h" 28 #include "core/components_ng/pattern/scrollable/scrollable_properties.h" 29 #include "core/components_v2/grid/grid_position_controller.h" 30 #include "core/event/ace_events.h" 31 32 namespace OHOS::Ace { 33 34 class GridModel { 35 public: 36 static GridModel* GetInstance(); 37 virtual ~GridModel() = default; 38 39 virtual void Create( 40 const RefPtr<ScrollControllerBase>& positionController, const RefPtr<ScrollProxy>& scrollBarProxy) = 0; 41 virtual void Pop() = 0; 42 virtual void SetLayoutOptions(GridLayoutOptions options) = 0; 43 virtual void SetColumnsTemplate(const std::string& value) = 0; 44 virtual void SetRowsTemplate(const std::string& value) = 0; 45 virtual void SetColumnsGap(const Dimension& value) = 0; 46 virtual void SetRowsGap(const Dimension& value) = 0; 47 virtual void SetGridHeight(const Dimension& value) = 0; 48 virtual void SetScrollBarMode(DisplayMode value) = 0; 49 virtual void SetScrollBarColor(const std::string& value) = 0; 50 virtual void SetScrollBarWidth(const std::string& value) = 0; 51 virtual void SetCachedCount(int32_t value) = 0; 52 virtual void SetIsRTL(TextDirection direction) = 0; 53 virtual void SetLayoutDirection(FlexDirection value) = 0; 54 virtual void SetMaxCount(int32_t value) = 0; 55 virtual void SetMinCount(int32_t value) = 0; 56 virtual void SetCellLength(int32_t value) = 0; 57 virtual void SetEditable(bool value) = 0; 58 virtual void SetMultiSelectable(bool value) = 0; 59 virtual void SetSupportAnimation(bool value) = 0; 60 virtual void SetSupportDragAnimation(bool value) = 0; 61 virtual void SetEdgeEffect(EdgeEffect edgeEffect, bool alwaysEnabled) = 0; 62 virtual void SetNestedScroll(const NestedScrollOptions& nestedOpt) = 0; 63 virtual void SetScrollEnabled(bool scrollEnabled) = 0; 64 virtual void SetFriction(double friction) = 0; 65 virtual void SetOnScrollToIndex(std::function<void(const BaseEventInfo*)>&& value) = 0; 66 virtual void SetOnScrollBarUpdate( 67 std::function<std::pair<std::optional<float>, std::optional<float>>(int32_t, Dimension)>&& value) = 0; 68 virtual void SetOnItemDragStart(std::function<void(const ItemDragInfo&, int32_t)>&& value) = 0; 69 virtual void SetOnItemDragEnter(std::function<void(const ItemDragInfo&)>&& value) = 0; 70 virtual void SetOnItemDragMove(std::function<void(const ItemDragInfo&, int32_t, int32_t)>&& value) = 0; 71 virtual void SetOnItemDragLeave(std::function<void(const ItemDragInfo&, int32_t)>&& value) = 0; 72 virtual void SetOnItemDrop(std::function<void(const ItemDragInfo&, int32_t, int32_t, bool)>&& value) = 0; 73 virtual RefPtr<ScrollControllerBase> CreatePositionController(); 74 virtual RefPtr<ScrollProxy> CreateScrollBarProxy(); 75 virtual void SetOnScroll(std::function<void(Dimension, ScrollState)>&& onScroll) = 0; 76 virtual void SetOnScrollFrameBegin( 77 std::function<ScrollFrameResult(Dimension, ScrollState)>&& onScrollFrameBegin) = 0; 78 virtual void SetOnScrollStart(std::function<void()>&& onScrollStart) = 0; 79 virtual void SetOnScrollStop(std::function<void()>&& onScrollStop) = 0; 80 virtual void SetOnScrollIndex(std::function<void(int32_t, int32_t)>&& onScrollIndex) = 0; 81 virtual void SetOnReachStart(std::function<void()>&& onReachStart) = 0; 82 virtual void SetOnReachEnd(std::function<void()>&& onReachEnd) = 0; 83 84 virtual DisplayMode GetDisplayMode() const = 0; 85 86 private: 87 static std::unique_ptr<GridModel> instance_; 88 static std::mutex mutex_; 89 }; 90 91 } // namespace OHOS::Ace 92 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_GRID_GRID_MODEL_H 93