/* * PROJECT: ReactOS system libraries * LICENSE: GPL - See COPYING in the top level directory * FILE: dll/shellext/stobject/power.cpp * PURPOSE: Power notification icon handler * PROGRAMMERS: Eric Kohl Shriraj Sawant a.k.a SR13 * David Quintana */ #include "precomp.h" #include #include #include #include #include int br_icons[5] = { IDI_BATTCAP0, IDI_BATTCAP1, IDI_BATTCAP2, IDI_BATTCAP3, IDI_BATTCAP4 }; // battery mode icons. int bc_icons[5] = { IDI_BATTCHA0, IDI_BATTCHA1, IDI_BATTCHA2, IDI_BATTCHA3, IDI_BATTCHA4 }; // charging mode icons. typedef struct _PWRSCHEMECONTEXT { HMENU hPopup; UINT uiFirst; UINT uiLast; } PWRSCHEMECONTEXT, *PPWRSCHEMECONTEXT; CString g_strTooltip; static HICON g_hIconBattery = NULL; /*++ * @name Quantize * * This function quantizes the mentioned quantity to nearest level. * * @param p * Should be a quantity in percentage. * * @return Nearest quantized level, can be directly used as array index based on context. * @remarks This function uses centred/symmetric logic for quantization. For the case of lvl = 4, You will get following integer levels if given (p) value falls in between the range partitions: 0 <= p < 12.5 : returns 0; (corresponding to 0% centre) 12.5 <= p < 37.5 : returns 1; (corresponding to 25% centre) 37.5 <= p < 62.5 : returns 2; (corresponding to 50% centre) 62.5 <= p < 87.5 : returns 3; (corresponding to 75% centre) 87.5 <= p <= 100 : returns 4; (corresponding to 100% centre) *--*/ static UINT Quantize(BYTE p) { if (p <= 12) return 0; else if (p > 12 && p <= 37) return 1; else if (p > 37 && p <= 62) return 2; else if (p > 62 && p <= 87) return 3; else return 4; } /*++ * @name DynamicLoadIcon * * Returns the respective icon as per the current battery capacity. * It also does the work of setting global parameters of battery capacity and tooltips. * * @param hinst * A handle to a instance of the module. * * @return The handle to respective battery icon. * *--*/ static HICON DynamicLoadIcon(HINSTANCE hinst) { SYSTEM_POWER_STATUS PowerStatus; HICON hBatIcon; UINT index = -1; if (!GetSystemPowerStatus(&PowerStatus) || PowerStatus.ACLineStatus == AC_LINE_UNKNOWN || PowerStatus.BatteryFlag == BATTERY_FLAG_UNKNOWN) { hBatIcon = LoadIcon(hinst, MAKEINTRESOURCE(IDI_BATTCAP_ERR)); g_strTooltip.LoadStringW(IDS_PWR_UNKNOWN_REMAINING); return hBatIcon; } if (((PowerStatus.BatteryFlag & BATTERY_FLAG_NO_BATTERY) == 0) && ((PowerStatus.BatteryFlag & BATTERY_FLAG_CHARGING) == BATTERY_FLAG_CHARGING)) { index = Quantize(PowerStatus.BatteryLifePercent); hBatIcon = LoadIcon(hinst, MAKEINTRESOURCE(bc_icons[index])); g_strTooltip.Format(IDS_PWR_CHARGING, PowerStatus.BatteryLifePercent); } else if (((PowerStatus.BatteryFlag & BATTERY_FLAG_NO_BATTERY) == 0) && ((PowerStatus.BatteryFlag & BATTERY_FLAG_CHARGING) == 0)) { index = Quantize(PowerStatus.BatteryLifePercent); hBatIcon = LoadIcon(hinst, MAKEINTRESOURCE(br_icons[index])); g_strTooltip.Format(IDS_PWR_PERCENT_REMAINING, PowerStatus.BatteryLifePercent); } else { hBatIcon = LoadIcon(hinst, MAKEINTRESOURCE(IDI_POWER_AC)); g_strTooltip.LoadStringW(IDS_PWR_AC); } return hBatIcon; } HRESULT STDMETHODCALLTYPE Power_Init(_In_ CSysTray * pSysTray) { TRACE("Power_Init\n"); g_hIconBattery = DynamicLoadIcon(g_hInstance); return pSysTray->NotifyIcon(NIM_ADD, ID_ICON_POWER, g_hIconBattery, g_strTooltip); } HRESULT STDMETHODCALLTYPE Power_Update(_In_ CSysTray * pSysTray) { TRACE("Power_Update\n"); g_hIconBattery = DynamicLoadIcon(g_hInstance); return pSysTray->NotifyIcon(NIM_MODIFY, ID_ICON_POWER, g_hIconBattery, g_strTooltip); } HRESULT STDMETHODCALLTYPE Power_Shutdown(_In_ CSysTray * pSysTray) { TRACE("Power_Shutdown\n"); return pSysTray->NotifyIcon(NIM_DELETE, ID_ICON_POWER, NULL, NULL); } static void _RunPower() { ShellExecuteW(NULL, NULL, L"powercfg.cpl", NULL, NULL, SW_SHOWNORMAL); } static void _ShowContextMenu(CSysTray * pSysTray) { CString strOpen((LPCSTR)IDS_PWR_PROPERTIES); HMENU hPopup = CreatePopupMenu(); AppendMenuW(hPopup, MF_STRING, IDS_PWR_PROPERTIES, strOpen); SetMenuDefaultItem(hPopup, IDS_PWR_PROPERTIES, FALSE); SetForegroundWindow(pSysTray->GetHWnd()); DWORD flags = TPM_RETURNCMD | TPM_NONOTIFY | TPM_RIGHTALIGN | TPM_BOTTOMALIGN; POINT pt; GetCursorPos(&pt); DWORD id = TrackPopupMenuEx(hPopup, flags, pt.x, pt.y, pSysTray->GetHWnd(), NULL); switch (id) { case IDS_PWR_PROPERTIES: _RunPower(); break; } DestroyMenu(hPopup); } static BOOLEAN CALLBACK PowerSchemesEnumProc( UINT uiIndex, DWORD dwName, LPWSTR sName, DWORD dwDesc, LPWSTR sDesc, PPOWER_POLICY pp, LPARAM lParam) { PPWRSCHEMECONTEXT PowerSchemeContext = (PPWRSCHEMECONTEXT)lParam; if (AppendMenuW(PowerSchemeContext->hPopup, MF_STRING, uiIndex + 1, sName)) { if (PowerSchemeContext->uiFirst == 0) PowerSchemeContext->uiFirst = uiIndex + 1; PowerSchemeContext->uiLast = uiIndex + 1; } return TRUE; } static VOID ShowPowerSchemesPopupMenu( CSysTray *pSysTray) { PWRSCHEMECONTEXT PowerSchemeContext = {NULL, 0, 0}; UINT uiActiveScheme; DWORD id; POINT pt; PowerSchemeContext.hPopup = CreatePopupMenu(); EnumPwrSchemes(PowerSchemesEnumProc, (LPARAM)&PowerSchemeContext); if (GetActivePwrScheme(&uiActiveScheme)) { CheckMenuRadioItem(PowerSchemeContext.hPopup, PowerSchemeContext.uiFirst, PowerSchemeContext.uiLast, uiActiveScheme + 1, MF_BYCOMMAND); } SetForegroundWindow(pSysTray->GetHWnd()); GetCursorPos(&pt); id = TrackPopupMenuEx(PowerSchemeContext.hPopup, TPM_RETURNCMD | TPM_NONOTIFY | TPM_RIGHTALIGN | TPM_BOTTOMALIGN, pt.x, pt.y, pSysTray->GetHWnd(), NULL); DestroyMenu(PowerSchemeContext.hPopup); if (id != 0) SetActivePwrScheme(id - 1, NULL, NULL); } HRESULT STDMETHODCALLTYPE Power_Message(_In_ CSysTray * pSysTray, UINT uMsg, WPARAM wParam, LPARAM lParam, LRESULT &lResult) { TRACE("Power_Message uMsg=%d, wParam=%x, lParam=%x\n", uMsg, wParam, lParam); switch (uMsg) { case WM_USER + 220: TRACE("Power_Message: WM_USER+220\n"); if (wParam == POWER_SERVICE_FLAG) { if (lParam) { pSysTray->EnableService(POWER_SERVICE_FLAG, TRUE); return Power_Init(pSysTray); } else { pSysTray->EnableService(POWER_SERVICE_FLAG, FALSE); return Power_Shutdown(pSysTray); } } return S_FALSE; case WM_USER + 221: TRACE("Power_Message: WM_USER+221\n"); if (wParam == POWER_SERVICE_FLAG) { lResult = (LRESULT)pSysTray->IsServiceEnabled(POWER_SERVICE_FLAG); return S_OK; } return S_FALSE; case WM_TIMER: if (wParam == POWER_TIMER_ID) { KillTimer(pSysTray->GetHWnd(), POWER_TIMER_ID); ShowPowerSchemesPopupMenu(pSysTray); } break; case ID_ICON_POWER: Power_Update(pSysTray); switch (lParam) { case WM_LBUTTONDOWN: SetTimer(pSysTray->GetHWnd(), POWER_TIMER_ID, GetDoubleClickTime(), NULL); break; case WM_LBUTTONUP: break; case WM_LBUTTONDBLCLK: KillTimer(pSysTray->GetHWnd(), POWER_TIMER_ID); _RunPower(); break; case WM_RBUTTONDOWN: break; case WM_RBUTTONUP: _ShowContextMenu(pSysTray); break; case WM_RBUTTONDBLCLK: break; case WM_MOUSEMOVE: break; } return S_OK; default: TRACE("Power_Message received for unknown ID %d, ignoring.\n"); return S_FALSE; } return S_FALSE; }