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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/android/context_menu/context_menu_native_delegate_impl.h"
#include <utility>
#include "base/android/callback_android.h"
#include "base/android/jni_array.h"
#include "base/android/jni_string.h"
#include "chrome/browser/download/android/download_controller_base.h"
#include "chrome/browser/image_decoder/image_decoder.h"
#include "chrome/browser/ui/tab_contents/core_tab_helper.h"
#include "components/embedder_support/android/contextmenu/context_menu_builder.h"
#include "components/embedder_support/android/contextmenu/context_menu_image_format.h"
#include "components/lens/lens_metadata.mojom.h"
#include "content/public/browser/web_contents.h"
#include "third_party/blink/public/common/associated_interfaces/associated_interface_provider.h"
#include "ui/gfx/android/java_bitmap.h"
// Must come after all headers that specialize FromJniType() / ToJniType().
#include "chrome/browser/contextmenu/jni_headers/ContextMenuNativeDelegateImpl_jni.h"
using base::android::JavaParamRef;
using base::android::JavaRef;
namespace {
class ContextMenuImageRequest : public ImageDecoder::ImageRequest {
public:
ContextMenuImageRequest() = delete;
ContextMenuImageRequest(const ContextMenuImageRequest&) = delete;
ContextMenuImageRequest& operator=(const ContextMenuImageRequest&) = delete;
static void Start(const JavaRef<jobject>& jcallback,
const std::vector<uint8_t>& thumbnail_data) {
auto* request = new ContextMenuImageRequest(jcallback);
ImageDecoder::Start(request, thumbnail_data);
}
protected:
void OnImageDecoded(const SkBitmap& decoded_image) override {
base::android::RunObjectCallbackAndroid(
jcallback_, gfx::ConvertToJavaBitmap(decoded_image));
delete this;
}
void OnDecodeImageFailed() override {
base::android::ScopedJavaLocalRef<jobject> j_bitmap;
base::android::RunObjectCallbackAndroid(jcallback_, j_bitmap);
delete this;
}
private:
explicit ContextMenuImageRequest(const JavaRef<jobject>& jcallback)
: jcallback_(jcallback) {}
const base::android::ScopedJavaGlobalRef<jobject> jcallback_;
};
chrome::mojom::ImageFormat ToChromeMojomImageFormat(int image_format) {
auto format = static_cast<ContextMenuImageFormat>(image_format);
switch (format) {
case ContextMenuImageFormat::JPEG:
return chrome::mojom::ImageFormat::JPEG;
case ContextMenuImageFormat::PNG:
return chrome::mojom::ImageFormat::PNG;
case ContextMenuImageFormat::ORIGINAL:
return chrome::mojom::ImageFormat::ORIGINAL;
}
NOTREACHED();
}
void OnRetrieveImageForShare(
mojo::AssociatedRemote<chrome::mojom::ChromeRenderFrame>
chrome_render_frame,
const JavaRef<jobject>& jcallback,
const std::vector<uint8_t>& thumbnail_data,
const gfx::Size& original_size,
const gfx::Size& downscaled_size,
const std::string& image_extension,
const std::vector<lens::mojom::LatencyLogPtr>) {
JNIEnv* env = base::android::AttachCurrentThread();
auto j_data = base::android::ToJavaByteArray(env, thumbnail_data);
base::android::RunObjectCallbackAndroid(
jcallback, Java_ContextMenuNativeDelegateImpl_createImageCallbackResult(
env, j_data, image_extension));
}
void OnRetrieveImageForContextMenu(
mojo::AssociatedRemote<chrome::mojom::ChromeRenderFrame>
chrome_render_frame,
const JavaRef<jobject>& jcallback,
const std::vector<uint8_t>& thumbnail_data,
const gfx::Size& original_size,
const gfx::Size& downscaled_size,
const std::string& filename_extension,
const std::vector<lens::mojom::LatencyLogPtr>) {
ContextMenuImageRequest::Start(jcallback, thumbnail_data);
}
} // namespace
ContextMenuNativeDelegateImpl::ContextMenuNativeDelegateImpl(
content::WebContents* const web_contents,
content::ContextMenuParams* const context_menu_params)
: web_contents_(web_contents), context_menu_params_(context_menu_params) {}
void ContextMenuNativeDelegateImpl::StartDownload(
JNIEnv* env,
const JavaParamRef<jobject>& obj,
jboolean jis_link) {
DownloadControllerBase::Get()->StartContextMenuDownload(
*context_menu_params_, web_contents_, jis_link);
}
void ContextMenuNativeDelegateImpl::SearchForImage(
JNIEnv* env,
const JavaParamRef<jobject>& obj,
const JavaParamRef<jobject>& jrender_frame_host) {
auto* render_frame_host =
content::RenderFrameHost::FromJavaRenderFrameHost(jrender_frame_host);
if (!render_frame_host)
return;
CoreTabHelper::FromWebContents(web_contents_)
->SearchByImage(render_frame_host, context_menu_params_->src_url);
}
void ContextMenuNativeDelegateImpl::RetrieveImageForShare(
JNIEnv* env,
const JavaParamRef<jobject>& obj,
const JavaParamRef<jobject>& jrender_frame_host,
const JavaParamRef<jobject>& jcallback,
jint max_width_px,
jint max_height_px,
jint jimage_format) {
RetrieveImageInternal(env, base::BindOnce(&OnRetrieveImageForShare),
jrender_frame_host, jcallback, max_width_px,
max_height_px, ToChromeMojomImageFormat(jimage_format));
}
void ContextMenuNativeDelegateImpl::RetrieveImageForContextMenu(
JNIEnv* env,
const JavaParamRef<jobject>& obj,
const JavaParamRef<jobject>& jrender_frame_host,
const JavaParamRef<jobject>& jcallback,
jint max_width_px,
jint max_height_px) {
// For context menu, Image needs to be PNG for receiving transparency pixels.
RetrieveImageInternal(env, base::BindOnce(&OnRetrieveImageForContextMenu),
jrender_frame_host, jcallback, max_width_px,
max_height_px, chrome::mojom::ImageFormat::PNG);
}
void ContextMenuNativeDelegateImpl::RetrieveImageInternal(
JNIEnv* env,
ImageRetrieveCallback retrieve_callback,
const JavaParamRef<jobject>& jrender_frame_host,
const JavaParamRef<jobject>& jcallback,
jint max_width_px,
jint max_height_px,
chrome::mojom::ImageFormat image_format) {
auto* render_frame_host =
content::RenderFrameHost::FromJavaRenderFrameHost(jrender_frame_host);
if (!render_frame_host)
return;
mojo::AssociatedRemote<chrome::mojom::ChromeRenderFrame> chrome_render_frame;
render_frame_host->GetRemoteAssociatedInterfaces()->GetInterface(
&chrome_render_frame);
// Bind the InterfacePtr into the callback so that it's kept alive
// until there's either a connection error or a response.
auto* thumbnail_capturer_proxy = chrome_render_frame.get();
thumbnail_capturer_proxy->RequestImageForContextNode(
max_width_px * max_height_px, gfx::Size(max_width_px, max_height_px),
image_format, chrome::mojom::kDefaultQuality,
base::BindOnce(
std::move(retrieve_callback), std::move(chrome_render_frame),
base::android::ScopedJavaGlobalRef<jobject>(env, jcallback)));
}
static jlong JNI_ContextMenuNativeDelegateImpl_Init(
JNIEnv* env,
const JavaParamRef<jobject>& jweb_contents,
const JavaParamRef<jobject>& jcontext_menu_params) {
if (jweb_contents.is_null())
return reinterpret_cast<intptr_t>(nullptr);
auto* web_contents = content::WebContents::FromJavaWebContents(jweb_contents);
DCHECK(web_contents);
auto* params =
context_menu::ContextMenuParamsFromJavaObject(jcontext_menu_params);
return reinterpret_cast<intptr_t>(
new ContextMenuNativeDelegateImpl(web_contents, params));
}
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