1 /*
2 * Copyright (c) 2023 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 #include "bridge/declarative_frontend/jsview/models/scroll_bar_model_impl.h"
16
17 #include "base/geometry/axis.h"
18 #include "bridge/declarative_frontend/view_stack_processor.h"
19 #include "core/components/common/layout/constants.h"
20 #include "core/components/proxy/proxy_component.h"
21 #include "core/components/scroll_bar/scroll_bar_component.h"
22
23 namespace OHOS::Ace::Framework {
24 namespace {
25 const std::vector<DisplayMode> DISPLAY_MODE = { DisplayMode::OFF, DisplayMode::AUTO, DisplayMode::ON };
26 const std::vector<Axis> AXIS = { Axis::VERTICAL, Axis::HORIZONTAL, Axis::NONE };
27 }
28
GetScrollBarProxy(const RefPtr<ScrollProxy> & scrollProxy)29 RefPtr<ScrollProxy> ScrollBarModelImpl::GetScrollBarProxy(const RefPtr<ScrollProxy>& scrollProxy)
30 {
31 auto proxy = AceType::DynamicCast<ScrollBarProxy>(scrollProxy);
32 if (!proxy) {
33 proxy = AceType::MakeRefPtr<ScrollBarProxy>();
34 }
35
36 return proxy;
37 }
38
Create(const RefPtr<ScrollProxy> & proxy,bool infoflag,bool proxyFlag,int directionValue,int stateValue)39 void ScrollBarModelImpl::Create(const RefPtr<ScrollProxy>& proxy, bool infoflag, bool proxyFlag,
40 int directionValue, int stateValue)
41 {
42 RefPtr<Component> child;
43 auto scrollBarComponent = AceType::MakeRefPtr<OHOS::Ace::ScrollBarComponent>(child);
44
45 if (infoflag) {
46 if (proxyFlag) {
47 auto scrollBarProxy = AceType::DynamicCast<ScrollBarProxy>(proxy);
48 scrollBarComponent->SetScrollBarProxy(scrollBarProxy);
49 }
50
51 if (directionValue != -1 && directionValue < static_cast<int>(AXIS.size())) {
52 scrollBarComponent->SetAxis(AXIS[directionValue]);
53 }
54
55 if (stateValue != -1) {
56 scrollBarComponent->SetDisplayMode(DISPLAY_MODE[stateValue]);
57 }
58 }
59
60 ViewStackProcessor::GetInstance()->ClaimElementId(scrollBarComponent);
61 ViewStackProcessor::GetInstance()->Push(scrollBarComponent);
62 ViewStackProcessor::GetInstance()->GetDisplayComponent();
63 }
64 } // namespace OHOS::Ace::Framework
65