platform_bootable_recovery/stub_ui.h
Jerry Zhang 0e577ee424 recovery: Add ability to set title lines
Add the ability to change the contents of
the title lines, displayed at the top of
the screen. Once set, the same lines are
displayed for all menus until changed again.

Test: Recovery works
Bug: 78793464
Change-Id: I7ef5594b0d76dbbd2e01ad7508863af1270b2a2a
2018-05-21 16:37:07 -07:00

74 lines
2.2 KiB
C++

/*
* 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;
}
void SetTitle(const std::vector<std::string>& /* lines */) override {}
};
#endif // RECOVERY_STUB_UI_H