新增接口

Signed-off-by: 张有康 <zhangyoukang1@h-partners.com>

window_scene/interfaces/kits/napi/screen_session_manager/BUILD.gn

@@ -43,8 +43,10 @@ ohos_shared_library("screensessionmanager_napi") {
   ]
 
   external_deps = [
+    "ability_runtime:ability_context_native",
     "ability_runtime:app_manager",
     "ability_runtime:runtime",
+    "ace_engine:ace_uicontent",
     "c_utils:utils",
     "eventhandler:libeventhandler",
     "graphic_2d:librender_service_base",

window_scene/interfaces/kits/napi/screen_session_manager/js_screen_session.cpp

@@ -17,6 +17,7 @@
 
 #include <hitrace_meter.h>
 #include <js_runtime_utils.h>
+#include <ui_content.h>
 
 #include "interfaces/include/ws_common.h"
 #include "js_screen_utils.h"
@@ -68,6 +69,8 @@ napi_value JsScreenSession::Create(napi_env env, const sptr<ScreenSession>& scre
     BindNativeFunction(env, objValue, "setTouchEnabled", moduleName,
         JsScreenSession::SetTouchEnabled);
     BindNativeFunction(env, objValue, "loadContent", moduleName, JsScreenSession::LoadContent);
+    BindNativeFunction(env, objValue, "getScreenUIContext", moduleName,
+        JsScreenSession::GetScreenUIContext);
     return objValue;
 }
 
@@ -322,6 +325,45 @@ napi_value JsScreenSession::OnRegisterCallback(napi_env env, napi_callback_info
     return NapiGetUndefined(env);
 }
 
+napi_value JsScreenSession::GetScreenUIContext(napi_env env, napi_callback_info info)
+{
+    JsScreenSession* me = CheckParamsAndGetThis<JsScreenSession>(env, info);
+    return (me != nullptr) ? me->OnGetScreenUIContext(env, info) : nullptr;
+}
+
+napi_value JsScreenSession::OnGetScreenUIContext(napi_env env, napi_callback_info info)
+{
+    WLOGI("[NAPI]OnGetScreenUIContext");
+    size_t argc = 1;
+    napi_value argv[1] = {nullptr};
+    napi_get_cb_info(env, info, &argc, argv, nullptr, nullptr);
+    if (argc > 0) { // 0: params num
+        WLOGFE("Argc is invalid: %{public}zu", argc);
+        napi_throw(env, CreateJsError(env, static_cast<int32_t>(WSErrorCode::WS_ERROR_INVALID_PARAM)));
+        return NapiGetUndefined(env);
+    }
+
+    if (screenScene_ == nullptr) {
+        WLOGFE("screenScene_ is nullptr");
+        napi_throw(env, CreateJsError(env, static_cast<int32_t>(WmErrorCode::WM_ERROR_STATE_ABNORMALLY)));
+        return NapiGetUndefined(env);
+    }
+    const auto& uiContent = screenScene_->GetUIContent();
+    if (uiContent == nullptr) {
+        WLOGFE("uiContent is nullptr");
+        napi_throw(env, CreateJsError(env, static_cast<int32_t>(WmErrorCode::WM_ERROR_STATE_ABNORMALLY)));
+        return NapiGetUndefined(env);
+    }
+    napi_value uiContext = uiContent->GetUINapiContext();
+    if (uiContext == nullptr) {
+        WLOGFE("uiContext obtained from jsEngine is nullptr");
+        napi_throw(env, CreateJsError(env, static_cast<int32_t>(WmErrorCode::WM_ERROR_STATE_ABNORMALLY)));
+        return NapiGetUndefined(env);
+    }
+    WLOGI("success");
+    return uiContext;
+}
+
 void JsScreenSession::CallJsCallback(const std::string& callbackType)
 {
     WLOGI("Call js callback: %{public}s.", callbackType.c_str());

window_scene/interfaces/kits/napi/screen_session_manager/js_screen_session.h

@@ -43,6 +43,8 @@ private:
     napi_value OnSetScreenRotationLocked(napi_env env, napi_callback_info info);
     static napi_value SetTouchEnabled(napi_env env, napi_callback_info info);
     napi_value OnSetTouchEnabled(napi_env env, napi_callback_info info);
+    static napi_value GetScreenUIContext(napi_env env, napi_callback_info info);
+    napi_value OnGetScreenUIContext(napi_env env, napi_callback_info info);
     void CallJsCallback(const std::string& callbackType);
     void RegisterScreenChangeListener();
 

wm/include/screen_scene.h

@@ -76,15 +76,11 @@ public:
         return 1; // 1 for root and screen
     }
 
-    Ace::UIContent* GetUIContent() const override
+    Ace::UIContent* GetUIContent() const override;
-    {
-        return uiContent_.get();
-    }
-
     WMError Destroy() override;
 
 private:
-    std::mutex mutex_;
+    mutable std::mutex mutex_;
     std::unique_ptr<Ace::UIContent> uiContent_;
     float density_ = 1.0f;
     int32_t orientation_;

wm/src/screen_scene.cpp

@@ -201,5 +201,16 @@ void ScreenScene::SetDisplayOrientation(int32_t orientation)
     }
     orientation_ = orientation;
 }
+
+Ace::UIContent* ScreenScene::GetUIContent() const
+{
+    std::lock_guard<std::mutex> lock(mutex_);
+    if (uiContent_) {
+        return uiContent_.get();
+    } else {
+        TLOGE(WmsLogTag::DMS, "uiContent_ is nullptr!");
+        return nullptr;
+    }
+}
 } // namespace Rosen
 } // namespace OHOS