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content / public / common / content_client.cc [blame]
// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/public/common/content_client.h"
#include <string_view>
#include "base/memory/ref_counted_memory.h"
#include "base/no_destructor.h"
#include "base/notreached.h"
#include "base/strings/utf_string_conversions.h"
#include "base/task/sequenced_task_runner.h"
#include "base/values.h"
#include "build/build_config.h"
#include "content/public/common/origin_util.h"
#include "content/public/common/user_agent.h"
#include "ui/gfx/image/image.h"
namespace content {
static ContentClient* g_client;
static bool g_can_change_browser_client = true;
class InternalTestInitializer {
public:
static ContentBrowserClient* SetBrowser(ContentBrowserClient* b) {
CHECK(g_can_change_browser_client)
<< "The wrong ContentBrowserClient subclass is being used. In "
"content_browsertests, subclass "
"ContentBrowserTestContentBrowserClient.";
ContentBrowserClient* rv = g_client->browser_;
g_client->browser_ = b;
return rv;
}
static ContentRendererClient* SetRenderer(ContentRendererClient* r) {
ContentRendererClient* rv = g_client->renderer_;
g_client->renderer_ = r;
return rv;
}
static ContentUtilityClient* SetUtility(ContentUtilityClient* u) {
ContentUtilityClient* rv = g_client->utility_;
g_client->utility_ = u;
return rv;
}
};
// static
void ContentClient::SetCanChangeContentBrowserClientForTesting(bool value) {
g_can_change_browser_client = value;
}
// static
void ContentClient::SetBrowserClientAlwaysAllowForTesting(
ContentBrowserClient* b) {
bool old = g_can_change_browser_client;
g_can_change_browser_client = true;
SetBrowserClientForTesting(b); // IN-TEST
g_can_change_browser_client = old;
}
void SetContentClient(ContentClient* client) {
g_client = client;
}
ContentClient* GetContentClient() {
return g_client;
}
ContentClient* GetContentClientForTesting() {
return g_client;
}
ContentBrowserClient* SetBrowserClientForTesting(ContentBrowserClient* b) {
return InternalTestInitializer::SetBrowser(b);
}
ContentRendererClient* SetRendererClientForTesting(ContentRendererClient* r) {
return InternalTestInitializer::SetRenderer(r);
}
ContentUtilityClient* SetUtilityClientForTesting(ContentUtilityClient* u) {
return InternalTestInitializer::SetUtility(u);
}
ContentClient::Schemes::Schemes() = default;
ContentClient::Schemes::~Schemes() = default;
ContentClient::ContentClient()
: browser_(nullptr), gpu_(nullptr), renderer_(nullptr), utility_(nullptr) {}
ContentClient::~ContentClient() {
}
std::vector<url::Origin> ContentClient::GetPdfInternalPluginAllowedOrigins() {
return {};
}
std::u16string ContentClient::GetLocalizedString(int message_id) {
return std::u16string();
}
std::u16string ContentClient::GetLocalizedString(
int message_id,
const std::u16string& replacement) {
return std::u16string();
}
bool ContentClient::HasDataResource(int resource_id) const {
return false;
}
std::string_view ContentClient::GetDataResource(
int resource_id,
ui::ResourceScaleFactor scale_factor) {
return std::string_view();
}
base::RefCountedMemory* ContentClient::GetDataResourceBytes(int resource_id) {
return nullptr;
}
std::string ContentClient::GetDataResourceString(int resource_id) {
// Default implementation in terms of GetDataResourceBytes.
scoped_refptr<base::RefCountedMemory> memory =
GetDataResourceBytes(resource_id);
if (!memory)
return std::string();
return std::string(base::as_string_view(*memory));
}
gfx::Image& ContentClient::GetNativeImageNamed(int resource_id) {
static base::NoDestructor<gfx::Image> kEmptyImage;
return *kEmptyImage;
}
std::string ContentClient::GetProcessTypeNameInEnglish(int type) {
NOTIMPLEMENTED();
return std::string();
}
blink::OriginTrialPolicy* ContentClient::GetOriginTrialPolicy() {
return nullptr;
}
#if BUILDFLAG(IS_ANDROID)
bool ContentClient::UsingSynchronousCompositing() {
return false;
}
media::MediaDrmBridgeClient* ContentClient::GetMediaDrmBridgeClient() {
return nullptr;
}
#endif // BUILDFLAG(IS_ANDROID)
void ContentClient::ExposeInterfacesToBrowser(
scoped_refptr<base::SequencedTaskRunner> io_task_runner,
mojo::BinderMap* binders) {}
} // namespace content