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// Copyright 2023 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_TRANSLATE_ANDROID_AUTO_TRANSLATE_SNACKBAR_CONTROLLER_H_
#define CHROME_BROWSER_TRANSLATE_ANDROID_AUTO_TRANSLATE_SNACKBAR_CONTROLLER_H_
#include <jni.h>
#include <memory>
#include <string>
#include "base/android/scoped_java_ref.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
namespace content {
class WebContents;
}
namespace translate {
class TranslateManager;
// The AutoTranslateSnackbarController coordinates between the
// ChromeTranslateClient and the Java SnackbarManager to show a Snackbar when
// auto-translations occur. An AutoTranslateSnackbarController is created the
// first time an auto-translation is shown in a tab and destroyed when the tab
// is destroyed.
class AutoTranslateSnackbarController {
public:
AutoTranslateSnackbarController(
content::WebContents* web_contents,
const base::WeakPtr<TranslateManager>& translate_manager);
AutoTranslateSnackbarController(const AutoTranslateSnackbarController&) =
delete;
AutoTranslateSnackbarController& operator=(
const AutoTranslateSnackbarController&) = delete;
// Dismiss Snackbar on destruction if it is showing.
~AutoTranslateSnackbarController();
// Show the auto-translate snackbar for the given target language.
void ShowSnackbar(const std::string& target_langage);
// Whether or not the auto-translate snackbar is currently showing.
bool IsShowing();
// Called by Java when the snackbar is dismissed with no action.
void OnDismissNoAction(JNIEnv* env);
// Called by Java when the Undo action is pressed.
void OnUndoActionPressed(
JNIEnv* env,
base::android::JavaParamRef<jstring> target_language);
// Called by native to manually dismiss the snackbar
void NativeDismissSnackbar();
// Passes on JNI calls to the stored Java AutoTranslateSnackbarController.
// This interface exists in order to make it easier to test
// AutoTranslateSnackbarController.
class Bridge {
public:
virtual ~Bridge();
virtual bool CreateAutoTranslateSnackbarController(
JNIEnv* env,
content::WebContents* web_contents,
AutoTranslateSnackbarController* native_auto_translate_snackbar) = 0;
virtual void ShowSnackbar(
JNIEnv* env,
base::android::ScopedJavaLocalRef<jstring> target_language) = 0;
virtual bool CanShowSnackbar() = 0;
virtual void WasDismissed() = 0;
virtual bool IsSnackbarShowing() = 0;
virtual void DismissSnackbar(JNIEnv* env) = 0;
};
// Test-only constructor to enable a custom Bridge.
AutoTranslateSnackbarController(
content::WebContents* web_contents,
const base::WeakPtr<TranslateManager>& translate_manager,
std::unique_ptr<Bridge> bridge);
private:
raw_ptr<content::WebContents> web_contents_;
base::WeakPtr<TranslateManager> translate_manager_;
base::android::ScopedJavaGlobalRef<jobject> java_auto_translate_snackbar_;
std::unique_ptr<Bridge> bridge_;
};
} // namespace translate
#endif // CHROME_BROWSER_TRANSLATE_ANDROID_AUTO_TRANSLATE_SNACKBAR_CONTROLLER_H_
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