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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 WEBLAYER_BROWSER_DOWNLOAD_IMPL_H_
#define WEBLAYER_BROWSER_DOWNLOAD_IMPL_H_
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "base/supports_user_data.h"
#include "build/build_config.h"
#include "weblayer/public/download.h"
#if defined(OS_ANDROID)
#include "base/android/scoped_java_ref.h"
#endif
namespace download {
class DownloadItem;
}
namespace weblayer {
class DownloadImpl : public Download, public base::SupportsUserData::Data {
public:
~DownloadImpl() override;
DownloadImpl(const DownloadImpl&) = delete;
DownloadImpl& operator=(const DownloadImpl&) = delete;
static void Create(download::DownloadItem* item);
static DownloadImpl* Get(download::DownloadItem* item);
#if defined(OS_ANDROID)
void SetJavaDownload(
JNIEnv* env,
const base::android::JavaParamRef<jobject>& java_download);
int GetState(JNIEnv* env) { return static_cast<int>(GetState()); }
jlong GetTotalBytes(JNIEnv* env) { return GetTotalBytes(); }
jlong GetReceivedBytes(JNIEnv* env) { return GetReceivedBytes(); }
void Pause(JNIEnv* env) { Pause(); }
void Resume(JNIEnv* env) { Resume(); }
void Cancel(JNIEnv* env) { Cancel(); }
base::android::ScopedJavaLocalRef<jstring> GetLocation(JNIEnv* env);
base::android::ScopedJavaLocalRef<jstring> GetFileNameToReportToUser(
JNIEnv* env);
// Add Impl suffix to avoid compiler clash with the C++ interface method.
base::android::ScopedJavaLocalRef<jstring> GetMimeTypeImpl(JNIEnv* env);
int GetError(JNIEnv* env) { return static_cast<int>(GetError()); }
base::android::ScopedJavaGlobalRef<jobject> java_download() {
return java_download_;
}
#endif
// Download implementation:
DownloadState GetState() override;
int64_t GetTotalBytes() override;
int64_t GetReceivedBytes() override;
void Pause() override;
void Resume() override;
void Cancel() override;
base::FilePath GetLocation() override;
base::FilePath GetFileNameToReportToUser() override;
std::string GetMimeType() override;
DownloadError GetError() override;
uint32_t GetId();
private:
explicit DownloadImpl(download::DownloadItem* item);
void PauseInternal();
void ResumeInternal();
void CancelInternal();
download::DownloadItem* item_;
bool pause_pending_ = false;
bool resume_pending_ = false;
bool cancel_pending_ = false;
#if defined(OS_ANDROID)
base::android::ScopedJavaGlobalRef<jobject> java_download_;
#endif
base::WeakPtrFactory<DownloadImpl> weak_ptr_factory_{this};
};
} // namespace weblayer
#endif // WEBLAYER_BROWSER_DOWNLOAD_IMPL_H_
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