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// Copyright (c) 2012 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_EMBEDDER_SUPPORT_ANDROID_DELEGATE_WEB_CONTENTS_DELEGATE_ANDROID_H_
#define COMPONENTS_EMBEDDER_SUPPORT_ANDROID_DELEGATE_WEB_CONTENTS_DELEGATE_ANDROID_H_
#include <stdint.h>
#include <memory>
#include "base/android/jni_weak_ref.h"
#include "base/android/scoped_java_ref.h"
#include "base/compiler_specific.h"
#include "content/public/browser/web_contents_delegate.h"
#include "third_party/blink/public/common/frame/blocked_navigation_types.h"
class GURL;
namespace content {
class WebContents;
class WebContentsDelegate;
struct NativeWebKeyboardEvent;
struct OpenURLParams;
} // namespace content
namespace web_contents_delegate_android {
enum WebContentsDelegateLogLevel {
// Equivalent of WebCore::WebConsoleMessage::LevelDebug.
WEB_CONTENTS_DELEGATE_LOG_LEVEL_DEBUG = 0,
// Equivalent of WebCore::WebConsoleMessage::LevelLog.
WEB_CONTENTS_DELEGATE_LOG_LEVEL_LOG = 1,
// Equivalent of WebCore::WebConsoleMessage::LevelWarning.
WEB_CONTENTS_DELEGATE_LOG_LEVEL_WARNING = 2,
// Equivalent of WebCore::WebConsoleMessage::LevelError.
WEB_CONTENTS_DELEGATE_LOG_LEVEL_ERROR = 3,
};
// Native underpinnings of WebContentsDelegateAndroid.java. Provides a default
// delegate for WebContents to forward calls to the java peer. The embedding
// application may subclass and override methods on either the C++ or Java side
// as required.
class WebContentsDelegateAndroid : public content::WebContentsDelegate {
public:
WebContentsDelegateAndroid(JNIEnv* env, jobject obj);
~WebContentsDelegateAndroid() override;
// Overridden from WebContentsDelegate:
content::WebContents* OpenURLFromTab(
content::WebContents* source,
const content::OpenURLParams& params) override;
content::ColorChooser* OpenColorChooser(
content::WebContents* source,
SkColor color,
const std::vector<blink::mojom::ColorSuggestionPtr>& suggestions)
override;
void NavigationStateChanged(content::WebContents* source,
content::InvalidateTypes changed_flags) override;
void VisibleSecurityStateChanged(content::WebContents* source) override;
void ActivateContents(content::WebContents* contents) override;
void LoadingStateChanged(content::WebContents* source,
bool to_different_document) override;
void RendererUnresponsive(
content::WebContents* source,
content::RenderWidgetHost* render_widget_host,
base::RepeatingClosure hang_monitor_restarter) override;
void RendererResponsive(
content::WebContents* source,
content::RenderWidgetHost* render_widget_host) override;
void WebContentsCreated(content::WebContents* source_contents,
int opener_render_process_id,
int opener_render_frame_id,
const std::string& frame_name,
const GURL& target_url,
content::WebContents* new_contents) override;
bool IsWebContentsCreationOverridden(
content::SiteInstance* source_site_instance,
content::mojom::WindowContainerType window_container_type,
const GURL& opener_url,
const std::string& frame_name,
const GURL& target_url) override;
void CloseContents(content::WebContents* source) override;
void SetContentsBounds(content::WebContents* source,
const gfx::Rect& bounds) override;
bool DidAddMessageToConsole(content::WebContents* source,
blink::mojom::ConsoleMessageLevel log_level,
const base::string16& message,
int32_t line_no,
const base::string16& source_id) override;
void UpdateTargetURL(content::WebContents* source, const GURL& url) override;
bool HandleKeyboardEvent(
content::WebContents* source,
const content::NativeWebKeyboardEvent& event) override;
bool TakeFocus(content::WebContents* source, bool reverse) override;
void ShowRepostFormWarningDialog(content::WebContents* source) override;
bool ShouldBlockMediaRequest(const GURL& url) override;
void EnterFullscreenModeForTab(
content::WebContents* web_contents,
const GURL& origin,
const blink::mojom::FullscreenOptions& options) override;
void ExitFullscreenModeForTab(content::WebContents* web_contents) override;
bool IsFullscreenForTabOrPending(
const content::WebContents* web_contents) override;
void OnDidBlockNavigation(content::WebContents* web_contents,
const GURL& blocked_url,
const GURL& initiator_url,
blink::NavigationBlockedReason reason) override;
int GetTopControlsHeight() override;
int GetBottomControlsHeight() override;
bool DoBrowserControlsShrinkRendererSize(
const content::WebContents* contents) override;
protected:
base::android::ScopedJavaLocalRef<jobject> GetJavaDelegate(JNIEnv* env) const;
private:
// We depend on the java side user of WebContentDelegateAndroid to hold a
// strong reference to that object as long as they want to receive callbacks
// on it. Using a weak ref here allows it to be correctly GCed.
JavaObjectWeakGlobalRef weak_java_delegate_;
};
} // namespace web_contents_delegate_android
#endif // COMPONENTS_EMBEDDER_SUPPORT_ANDROID_DELEGATE_WEB_CONTENTS_DELEGATE_ANDROID_H_