1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
|
/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
#include "CEDevice.h"
#include "backends/platform/sdl/sdl-sys.h"
#include "backends/platform/wince/wince-sdl.h"
static void (WINAPI* _SHIdleTimerReset)(void) = NULL;
static HANDLE (WINAPI* _SetPowerRequirement)(PVOID,int,ULONG,PVOID,ULONG) = NULL;
static DWORD (WINAPI* _ReleasePowerRequirement)(HANDLE) = NULL;
static HANDLE _hPowerManagement = NULL;
static DWORD _lastTime = 0;
static DWORD REG_bat = 0, REG_ac = 0, REG_disp = 0, bat_timeout = 0;
static bool REG_tampered = false;
#ifdef __GNUC__
extern "C" void WINAPI SystemIdleTimerReset(void);
#define SPI_SETBATTERYIDLETIMEOUT 251
#define SPI_GETBATTERYIDLETIMEOUT 252
#endif
#define TIMER_TRIGGER 9000
DWORD CEDevice::reg_access(TCHAR *key, TCHAR *val, DWORD data) {
HKEY regkey;
DWORD tmpval, cbdata;
if (RegOpenKeyEx(HKEY_CURRENT_USER, key, 0, 0, ®key) != ERROR_SUCCESS)
return data;
cbdata = sizeof(DWORD);
if (RegQueryValueEx(regkey, val, NULL, NULL, (LPBYTE) &tmpval, &cbdata) != ERROR_SUCCESS) {
RegCloseKey(regkey);
return data;
}
cbdata = sizeof(DWORD);
if (RegSetValueEx(regkey, val, 0, REG_DWORD, (LPBYTE) &data, cbdata) != ERROR_SUCCESS) {
RegCloseKey(regkey);
return data;
}
RegCloseKey(regkey);
return tmpval;
}
void CEDevice::backlight_xchg() {
HANDLE h;
REG_bat = reg_access(TEXT("ControlPanel\\BackLight"), TEXT("BatteryTimeout"), REG_bat);
REG_ac = reg_access(TEXT("ControlPanel\\BackLight"), TEXT("ACTimeout"), REG_ac);
REG_disp = reg_access(TEXT("ControlPanel\\Power"), TEXT("Display"), REG_disp);
h = CreateEvent(NULL, FALSE, FALSE, TEXT("BackLightChangeEvent"));
if (h) {
SetEvent(h);
CloseHandle(h);
}
}
void CEDevice::init() {
// 2003+ power management code borrowed from MoDaCo & Betaplayer. Thanks !
HINSTANCE dll = LoadLibrary(TEXT("aygshell.dll"));
if (dll) {
*(FARPROC*)&_SHIdleTimerReset = GetProcAddress(dll, MAKEINTRESOURCE(2006));
}
dll = LoadLibrary(TEXT("coredll.dll"));
if (dll) {
*(FARPROC*)&_SetPowerRequirement = GetProcAddress(dll, TEXT("SetPowerRequirement"));
*(FARPROC*)&_ReleasePowerRequirement = GetProcAddress(dll, TEXT("ReleasePowerRequirement"));
}
if (_SetPowerRequirement)
_hPowerManagement = _SetPowerRequirement((PVOID) TEXT("BKL1:"), 0, 1, (PVOID) NULL, 0);
_lastTime = GetTickCount();
// older devices
REG_bat = REG_ac = REG_disp = 2 * 60 * 60 * 1000; // 2hrs should do it
backlight_xchg();
REG_tampered = true;
SystemParametersInfo(SPI_GETBATTERYIDLETIMEOUT, 0, (void *) &bat_timeout, 0);
SystemParametersInfo(SPI_SETBATTERYIDLETIMEOUT, 60 * 60 * 2, NULL, SPIF_SENDCHANGE);
}
void CEDevice::end() {
if (_ReleasePowerRequirement && _hPowerManagement)
_ReleasePowerRequirement(_hPowerManagement);
if (REG_tampered)
backlight_xchg();
SystemParametersInfo(SPI_SETBATTERYIDLETIMEOUT, bat_timeout, NULL, SPIF_SENDCHANGE);
}
void CEDevice::wakeUp() {
DWORD currentTime = GetTickCount();
if (currentTime > _lastTime + TIMER_TRIGGER) {
_lastTime = currentTime;
SystemIdleTimerReset();
if (_SHIdleTimerReset)
_SHIdleTimerReset();
}
}
bool CEDevice::hasSquareQVGAResolution() {
return (OSystem_WINCE3::getScreenWidth() == 240 && OSystem_WINCE3::getScreenHeight() == 240);
}
bool CEDevice::hasPocketPCResolution() {
if (OSystem_WINCE3::isOzone() && hasWideResolution())
return true;
return (OSystem_WINCE3::getScreenWidth() <= 320 && OSystem_WINCE3::getScreenWidth() >= 240);
}
bool CEDevice::hasDesktopResolution() {
if (OSystem_WINCE3::isOzone() && hasWideResolution())
return true;
return (OSystem_WINCE3::getScreenWidth() > 320);
}
bool CEDevice::hasWideResolution() {
return (OSystem_WINCE3::getScreenWidth() >= 640 || OSystem_WINCE3::getScreenHeight() >= 640);
}
bool CEDevice::hasSmartphoneResolution() {
return (OSystem_WINCE3::getScreenWidth() < 240);
}
bool CEDevice::isSmartphone() {
TCHAR platformType[100];
BOOL result = SystemParametersInfo(SPI_GETPLATFORMTYPE, sizeof(platformType), platformType, 0);
if (!result && GetLastError() == ERROR_ACCESS_DENIED)
return true;
return (_wcsnicmp(platformType, TEXT("SmartPhone"), 10) == 0);
}
|
