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// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_UI_ANDROID_EXCLUSIVE_ACCESS_EXCLUSIVE_ACCESS_CONTEXT_ANDROID_H_
#define CHROME_BROWSER_UI_ANDROID_EXCLUSIVE_ACCESS_EXCLUSIVE_ACCESS_CONTEXT_ANDROID_H_
#include <memory>
#include "base/memory/weak_ptr.h"
#include "base/task/cancelable_task_tracker.h"
#include "chrome/browser/ui/exclusive_access/exclusive_access_context.h"
#include "third_party/jni_zero/jni_zero.h"
class ExclusiveAccessBubbleAndroid;
// Delegate of the ExclusiveAccessManagerAndroid
class ExclusiveAccessContextAndroid : public ExclusiveAccessContext {
public:
ExclusiveAccessContextAndroid(
JNIEnv* env,
const jni_zero::JavaRef<jobject>& j_activity,
const jni_zero::JavaRef<jobject>& j_fullscreen_manager,
const jni_zero::JavaRef<jobject>& j_activity_tab_provider);
~ExclusiveAccessContextAndroid() override;
void Destroy(JNIEnv* env);
bool IsFullscreen() const override;
Profile* GetProfile() override;
// Called when we transition between tab and browser fullscreen. This method
// updates the UI by showing/hiding the tab strip, toolbar and bookmark bar
// in the browser fullscreen. Currently only supported on Mac.
void UpdateUIForTabFullscreen() override {}
// Enters fullscreen and updates the exclusive access bubble.
void EnterFullscreen(const url::Origin& origin,
ExclusiveAccessBubbleType bubble_type,
FullscreenTabParams fullscreen_tab_params) override;
// Exits fullscreen and updates the exclusive access bubble.
void ExitFullscreen() override;
// Updates the exclusive access bubble.
void UpdateExclusiveAccessBubble(
const ExclusiveAccessBubbleParams& params,
ExclusiveAccessBubbleHideCallback first_hide_callback) override;
// Returns whether the exclusive access bubble is currently shown.
bool IsExclusiveAccessBubbleDisplayed() const override;
// Informs the exclusive access system of some user input, which may update
// internal timers and/or re-display the bubble.
void OnExclusiveAccessUserInput() override;
// Returns the currently active WebContents, or nullptr if there is none.
content::WebContents* GetWebContentsForExclusiveAccess() override;
// window.setResizable(false) blocks user-initiated fullscreen requests, see:
// https://github.com/explainers-by-googlers/additional-windowing-controls/blob/main/README.md
bool CanUserEnterFullscreen() const override;
// There are special modes where the user isn't allowed to exit fullscreen on
// their own, and this function allows us to check for that.
bool CanUserExitFullscreen() const override;
base::WeakPtr<ExclusiveAccessContextAndroid> GetAsWeakPtr() {
return weak_ptr_factory_.GetWeakPtr();
}
private:
void DestroyAnyExclusiveAccessBubble();
base::android::ScopedJavaGlobalRef<jobject> java_context_;
std::unique_ptr<ExclusiveAccessBubbleAndroid> exclusive_access_bubble_;
base::CancelableTaskTracker exclusive_access_bubble_cancelable_task_tracker_;
std::optional<base::CancelableTaskTracker::TaskId>
exclusive_access_bubble_destruction_task_id_;
base::WeakPtrFactory<ExclusiveAccessContextAndroid> weak_ptr_factory_{
this};
};
#endif // CHROME_BROWSER_UI_ANDROID_EXCLUSIVE_ACCESS_EXCLUSIVE_ACCESS_CONTEXT_ANDROID_H_
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