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The Android Open Source Projectc24a8e62009-03-03 19:28:42 -08001/*
2 * Copyright (C) 2007 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef RECOVERY_COMMON_H
18#define RECOVERY_COMMON_H
19
20#include <stdio.h>
21
22// Initialize the graphics system.
23void ui_init();
24
25// Use KEY_* codes from <linux/input.h> or KEY_DREAM_* from "minui/minui.h".
26int ui_wait_key(); // waits for a key/button press, returns the code
27int ui_key_pressed(int key); // returns >0 if the code is currently pressed
28int ui_text_visible(); // returns >0 if text log is currently visible
29void ui_clear_key_queue();
30
31// Write a message to the on-screen log shown with Alt-L (also to stderr).
32// The screen is small, and users may need to report these messages to support,
33// so keep the output short and not too cryptic.
34void ui_print(const char *fmt, ...);
35
36// Display some header text followed by a menu of items, which appears
37// at the top of the screen (in place of any scrolling ui_print()
38// output, if necessary).
39void ui_start_menu(char** headers, char** items);
40// Set the menu highlight to the given index, and return it (capped to
41// the range [0..numitems).
42int ui_menu_select(int sel);
43// End menu mode, resetting the text overlay so that ui_print()
44// statements will be displayed.
45void ui_end_menu();
46
47// Set the icon (normally the only thing visible besides the progress bar).
48enum {
49 BACKGROUND_ICON_NONE,
The Android Open Source Projectc24a8e62009-03-03 19:28:42 -080050 BACKGROUND_ICON_INSTALLING,
51 BACKGROUND_ICON_ERROR,
The Android Open Source Projectc24a8e62009-03-03 19:28:42 -080052 NUM_BACKGROUND_ICONS
53};
54void ui_set_background(int icon);
55
The Android Open Source Projectc24a8e62009-03-03 19:28:42 -080056// Show a progress bar and define the scope of the next operation:
57// portion - fraction of the progress bar the next operation will use
58// seconds - expected time interval (progress bar moves at this minimum rate)
59void ui_show_progress(float portion, int seconds);
60void ui_set_progress(float fraction); // 0.0 - 1.0 within the defined scope
61
62// Default allocation of progress bar segments to operations
63static const int VERIFICATION_PROGRESS_TIME = 60;
Doug Zongkerfd8fb0c2009-09-20 14:10:27 -070064static const float VERIFICATION_PROGRESS_FRACTION = 0.25;
The Android Open Source Projectc24a8e62009-03-03 19:28:42 -080065static const float DEFAULT_FILES_PROGRESS_FRACTION = 0.4;
66static const float DEFAULT_IMAGE_PROGRESS_FRACTION = 0.1;
67
68// Show a rotating "barberpole" for ongoing operations. Updates automatically.
69void ui_show_indeterminate_progress();
70
71// Hide and reset the progress bar.
72void ui_reset_progress();
73
74#define LOGE(...) ui_print("E:" __VA_ARGS__)
75#define LOGW(...) fprintf(stderr, "W:" __VA_ARGS__)
76#define LOGI(...) fprintf(stderr, "I:" __VA_ARGS__)
77
78#if 0
79#define LOGV(...) fprintf(stderr, "V:" __VA_ARGS__)
80#define LOGD(...) fprintf(stderr, "D:" __VA_ARGS__)
81#else
82#define LOGV(...) do {} while (0)
83#define LOGD(...) do {} while (0)
84#endif
85
Doug Zongkerfb2e3af2009-06-17 17:29:40 -070086#define STRINGIFY(x) #x
87#define EXPAND(x) STRINGIFY(x)
88
The Android Open Source Projectc24a8e62009-03-03 19:28:42 -080089#endif // RECOVERY_COMMON_H