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/*
* Copyright (C) 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef RECOVERY_STUB_UI_H
#define RECOVERY_STUB_UI_H
#include <functional>
#include <string>
#include <vector>
#include "ui.h"
// Stub implementation of RecoveryUI for devices without screen.
class StubRecoveryUI : public RecoveryUI {
public:
StubRecoveryUI() = default;
std::string GetLocale() const override {
return "";
}
void SetBackground(Icon /* icon */) override {}
void SetSystemUpdateText(bool /* security_update */) override {}
// progress indicator
void SetProgressType(ProgressType /* type */) override {}
void ShowProgress(float /* portion */, float /* seconds */) override {}
void SetProgress(float /* fraction */) override {}
void SetStage(int /* current */, int /* max */) override {}
// text log
void ShowText(bool /* visible */) override {}
bool IsTextVisible() override {
return false;
}
bool WasTextEverVisible() override {
return false;
}
// printing messages
void Print(const char* fmt, ...) override {
va_list ap;
va_start(ap, fmt);
vprintf(fmt, ap);
va_end(ap);
}
void PrintOnScreenOnly(const char* /* fmt */, ...) override {}
void ShowFile(const std::string& /* filename */) override {}
// menu display
size_t ShowMenu(const std::vector<std::string>& /* headers */,
const std::vector<std::string>& /* items */, size_t initial_selection,
bool /* menu_only */,
const std::function<int(int, bool)>& /* key_handler */) override {
return initial_selection;
}
};
#endif // RECOVERY_STUB_UI_H
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