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- // Copyright 2020 The Chromium Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- #ifndef COMPONENTS_QUERY_TILES_ANDROID_TILE_PROVIDER_BRIDGE_H_
- #define COMPONENTS_QUERY_TILES_ANDROID_TILE_PROVIDER_BRIDGE_H_
- #include "base/android/jni_android.h"
- #include "base/memory/raw_ptr.h"
- #include "base/supports_user_data.h"
- #include "components/query_tiles/tile_service.h"
- using base::android::JavaParamRef;
- using base::android::JavaRef;
- using base::android::ScopedJavaGlobalRef;
- using base::android::ScopedJavaLocalRef;
- namespace query_tiles {
- // Helper class responsible for bridging the TileProvider between C++ and Java.
- class TileProviderBridge : public base::SupportsUserData::Data {
- public:
- // Returns a Java TileProviderBridge for |tile_service|. There will
- // be only one bridge per TileProviderBridge.
- static ScopedJavaLocalRef<jobject> GetBridgeForTileService(
- TileService* tile_service);
- explicit TileProviderBridge(TileService* tile_service);
- TileProviderBridge(const TileProviderBridge&) = delete;
- TileProviderBridge& operator=(const TileProviderBridge&) = delete;
- ~TileProviderBridge() override;
- // Methods called from Java via JNI.
- void GetQueryTiles(JNIEnv* env,
- const JavaParamRef<jobject>& jcaller,
- const JavaParamRef<jstring>& j_tile_id,
- const JavaParamRef<jobject>& jcallback);
- // Called when a tile is clicked.
- void OnTileClicked(JNIEnv* env, const JavaParamRef<jstring>& j_tile_id);
- private:
- // A reference to the Java counterpart of this class. See
- // TileProviderBridge.java.
- ScopedJavaGlobalRef<jobject> java_obj_;
- // Not owned.
- raw_ptr<TileService> tile_service_;
- };
- } // namespace query_tiles
- #endif // COMPONENTS_QUERY_TILES_ANDROID_TILE_PROVIDER_BRIDGE_H_
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