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/*
* Copyright (C) 2009 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_UI_H
#define _RECOVERY_UI_H
#include "common.h"
//init ui
extern void device_ui_init() ;
//start ui?
extern int device_recovery_start();
extern int device_main_ui_show();
extern int device_main_ui_release();
// Called before UI library is initialized. Can change things like
// how many frames are included in various animations, etc.
// Called when recovery starts up. Returns 0.
extern int device_recovery_start();
// Called in the input thread when a new key (key_code) is pressed.
// *key_pressed is an array of KEY_MAX+1 bytes indicating which other
// keys are already pressed. Return true if the text display should
// be toggled.
extern int device_toggle_display(volatile char* key_pressed, int key_code);
// Called in the input thread when a new key (key_code) is pressed.
// *key_pressed is an array of KEY_MAX+1 bytes indicating which other
// keys are already pressed. Return true if the device should reboot
// immediately.
extern int device_reboot_now(volatile char* key_pressed, int key_code);
// Called from the main thread when recovery is waiting for input and
// a key is pressed. key is the code of the key pressed; visible is
// true if the recovery menu is being shown. Implementations can call
// ui_key_pressed() to discover if other keys are being held down.
// Return one of the defined constants below in order to:
//
// - move the menu highlight (HIGHLIGHT_*)
// - invoke the highlighted item (SELECT_ITEM)
// - do nothing (NO_ACTION)
// - invoke a specific action (a menu position: any non-negative number)
extern int device_handle_key(int key, int visible);
// Perform a recovery action selected from the menu. 'which' will be
// the item number of the selected menu item, or a non-negative number
// returned from device_handle_key(). The menu will be hidden when
// this is called; implementations can call ui_print() to print
// information to the screen.
extern int device_perform_action(int which);
// Called when we do a wipe data/factory reset operation (either via a
// reboot from the main system with the --wipe_data flag, or when the
// user boots into recovery manually and selects the option from the
// menu.) Can perform whatever device-specific wiping actions are
// needed. Return 0 on success. The userdata and cache partitions
// are erased after this returns (whether it returns success or not).
int device_wipe_data();
#define NO_ACTION -1
#define HIGHLIGHT_UP -2
#define HIGHLIGHT_DOWN -3
#define SELECT_ITEM -4
#define ITEM_REBOOT 0
#define ITEM_APPLY_EXT 1
#define ITEM_APPLY_SDCARD 1 // historical synonym for ITEM_APPLY_EXT
#define ITEM_WIPE_DATA 2
#define ITEM_WIPE_CACHE 3
#define ITEM_APPLY_CACHE 4
// Header text to display above the main menu.
extern char* MENU_HEADERS[];
// Text of menu items.
extern char* MENU_ITEMS[];
#endif