void CMobileOpalDlg::EnableFullPower()
{
m_hPowerRequirement = SetPowerRequirement(_T("WAV1:"), D0, POWER_FORCE|POWER_NAME, NULL, 0);
if (m_hPowerRequirement == NULL)
MessageBox(_T("Could not set power mode!"));
SetSystemPowerState(NULL, POWER_STATE_ON, POWER_FORCE);
}
//***************************************************************************
// Function Name: SetBacklightRequirement
//
// Purpose: Sets or releases the device power requirement to keep the
// backlight at D0
//
// Arguments:
// IN BOOL fBacklightOn - TRUE to leave the backlight on
//
void SetBacklightRequirement(BOOL fBacklightOn)
{
// the name of the backlight device
TCHAR tszBacklightName[] = TEXT("BKL1:");
static HANDLE s_hBacklightReq = NULL;
if (fBacklightOn)
{
if (NULL == s_hBacklightReq)
{
// Set the requirement that the backlight device must remain
// in device state D0 (full power)
s_hBacklightReq = SetPowerRequirement(tszBacklightName, D0,
POWER_NAME, NULL, 0);
if (!s_hBacklightReq)
{
RETAILMSG(1, (L"SetPowerRequirement failed: %X\n",
GetLastError()));
}
}
}
else
{
if (s_hBacklightReq)
{
if (ERROR_SUCCESS != ReleasePowerRequirement(s_hBacklightReq))
{
RETAILMSG(1, (L"ReleasePowerRequirement failed: %X\n",
GetLastError()));
}
s_hBacklightReq = NULL;
}
}
}
/*!***********************************************************************
@Function OsInitOS
@description Saves instance handle and creates main window
In this function, we save the instance handle in a global variable and
create and display the main program window.
*************************************************************************/
bool PVRShellInit::OsInitOS()
#ifndef NO_GDI
{
MONITORINFO sMInfo;
TCHAR *appName;
RECT winRect;
POINT p;
MyRegisterClass();
#ifdef UNDER_CE
if(!m_pShell->m_pShellData->bUsingPowerSaving)
{
/*
See "Program Applications to Turn the Smartphone Backlight Off and On":
<http://msdn.microsoft.com/library/default.asp?url=/library/en-us/mobilesdk5/html/mob5tskHowToProgramApplicationsToTurnSmartphoneBacklightOffOn.asp>
*/
SetPowerRequirement(_T("BKL1:"), D0, POWER_NAME, NULL, 0);
/*
It is also necessary to prevent the display driver entering
power-saving mode.
The string used here is hard-coded. The following function can
probably be used to enumerate available strings:
RequestDeviceNotifications()
*/
SetPowerRequirement(_T("{EB91C7C9-8BF6-4a2d-9AB8-69724EED97D1}\\\\Windows\\ddi.dll"), D0, POWER_NAME, NULL, 0);
}
#endif
/*
Build the window title
*/
{
const char *pszName, *pszSeparator, *pszVersion;
size_t len;
unsigned int out, in;
pszName = (const char*)m_pShell->PVRShellGet(prefAppName);
pszSeparator = STR_WNDTITLE;
pszVersion = (const char*)m_pShell->PVRShellGet(prefVersion);
len = strlen(pszName)+strlen(pszSeparator)+strlen(pszVersion)+1;
appName = new TCHAR[len];
for(out = 0; (appName[out] = pszName[out]) != 0; ++out);
for(in = 0; (appName[out] = pszSeparator[in]) != 0; ++in, ++out);
for(in = 0; (appName[out] = pszVersion[in]) != 0; ++in, ++out);
_ASSERT(out == len-1);
}
/*
Retrieve the monitor information.
MonitorFromWindow() doesn't work, because the window hasn't been
created yet.
*/
{
HMONITOR hMonitor;
BOOL bRet;
p.x = m_pShell->m_pShellData->nShellPosX;
p.y = m_pShell->m_pShellData->nShellPosY;
hMonitor = MonitorFromPoint(p, MONITOR_DEFAULTTOPRIMARY);
sMInfo.cbSize = sizeof(sMInfo);
bRet = GetMonitorInfo(hMonitor, &sMInfo);
_ASSERT(bRet);
}
/*
Reduce the window size until it fits on screen
*/
while(
(m_pShell->m_pShellData->nShellDimX > (sMInfo.rcMonitor.right - sMInfo.rcMonitor.left)) ||
(m_pShell->m_pShellData->nShellDimY > (sMInfo.rcMonitor.bottom - sMInfo.rcMonitor.top)))
{
m_pShell->m_pShellData->nShellDimX >>= 1;
m_pShell->m_pShellData->nShellDimY >>= 1;
}
/*
Create the window
*/
if(m_pShell->m_pShellData->bFullScreen)
{
m_hWnd = CreateWindow(WINDOW_CLASS, appName, WS_VISIBLE | WS_SYSMENU,CW_USEDEFAULT, CW_USEDEFAULT, m_pShell->m_pShellData->nShellDimX, m_pShell->m_pShellData->nShellDimY,
NULL, NULL, m_hInstance, this);
SetWindowLong(m_hWnd,GWL_STYLE,GetWindowLong(m_hWnd,GWL_STYLE) &~ WS_CAPTION);
SetWindowPos(m_hWnd,HWND_NOTOPMOST,0,0,0,0,SWP_NOMOVE | SWP_NOSIZE | SWP_FRAMECHANGED);
}
else
{
int x, y;
SetRect(&winRect,
m_pShell->m_pShellData->nShellPosX,
m_pShell->m_pShellData->nShellPosY,
m_pShell->m_pShellData->nShellPosX+m_pShell->m_pShellData->nShellDimX,
m_pShell->m_pShellData->nShellPosY+m_pShell->m_pShellData->nShellDimY);
AdjustWindowRectEx(&winRect, WS_CAPTION|WS_SYSMENU, false, 0);
x = m_pShell->m_pShellData->nShellPosX - winRect.left;
winRect.left += x;
winRect.right += x;
y = m_pShell->m_pShellData->nShellPosY - winRect.top;
winRect.top += y;
winRect.bottom += y;
if(m_pShell->m_pShellData->bShellPosWasDefault)
{
x = CW_USEDEFAULT;
y = CW_USEDEFAULT;
}
else
{
x = winRect.left;
y = winRect.top;
}
m_hWnd = CreateWindow(WINDOW_CLASS, appName, WS_VISIBLE|WS_CAPTION|WS_SYSMENU,
x, y, winRect.right-winRect.left, winRect.bottom-winRect.top, NULL, NULL, m_hInstance, this);
}
if(!m_hWnd)
return false;
if(m_pShell->m_pShellData->bFullScreen)
{
m_pShell->m_pShellData->nShellDimX = sMInfo.rcMonitor.right;
m_pShell->m_pShellData->nShellDimY = sMInfo.rcMonitor.bottom;
SetWindowPos(m_hWnd,HWND_TOPMOST,0,0,m_pShell->m_pShellData->nShellDimX,m_pShell->m_pShellData->nShellDimY,0);
#if UNDER_CE == 420 || defined(WIN32_PLATFORM_PSPC) || defined(WIN32_PLATFORM_WFSP)
/*
Fix for 'Top menu-bar' corruption (occurring on exiting egltest in
fullscreen mode on PocketPC).
See "How To Create Full-Screen Applications for the PocketPC":
<http://support.microsoft.com/default.aspx?scid=kb;%5Bln%5D;266244>
*/
SetForegroundWindow(m_hWnd);
SHFullScreen(m_hWnd, SHFS_HIDETASKBAR | SHFS_HIDESIPBUTTON | SHFS_HIDESTARTICON);
MoveWindow(m_hWnd,
sMInfo.rcMonitor.left,
sMInfo.rcMonitor.top,
sMInfo.rcMonitor.right,
sMInfo.rcMonitor.bottom,
TRUE);
#endif
}
m_hDC = GetDC(m_hWnd);
ShowWindow(m_hWnd, m_nCmdShow);
UpdateWindow(m_hWnd);
p.x = 0;
p.y = 0;
ClientToScreen(m_hWnd, &p);
m_pShell->m_pShellData->nShellPosX = p.x;
m_pShell->m_pShellData->nShellPosY = p.y;
delete [] appName;
return true;
}
void DoLight()
{
HANDLE hPower = SetPowerRequirement(TEXT("BKL1:"), D0, POWER_NAME, NULL, 0);
}
