diff options
Diffstat (limited to 'plugins/ContextHelp/src/dlgboxsubclass.cpp')
| -rw-r--r-- | plugins/ContextHelp/src/dlgboxsubclass.cpp | 485 |
1 files changed, 0 insertions, 485 deletions
diff --git a/plugins/ContextHelp/src/dlgboxsubclass.cpp b/plugins/ContextHelp/src/dlgboxsubclass.cpp deleted file mode 100644 index 310170e989..0000000000 --- a/plugins/ContextHelp/src/dlgboxsubclass.cpp +++ /dev/null @@ -1,485 +0,0 @@ -/*
-Miranda IM Help Plugin
-Copyright (C) 2002 Richard Hughes, 2005-2007 H. Herkenrath
-
-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 (Help-License.txt); if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-*/
-#include "stdafx.h"
-
-
-#define SC_CONTEXTHELP_SEPARATOR SC_SEPARATOR+1
-#define SC_CONTEXTHELP_DIALOG SC_CONTEXTHELP+1
-
-#define PROP_CONTEXTSTATE L"HelpPlugin_ContextState"
-#define PROPF_MENUFORCED 0x01 // always show help context menu for ctl (override default)
-#define PROPF_MENUDISABLED 0x02 // never show help context menu for ctl
-#define PROPF_AUTOTIPFORCED 0x04 // always show autotip for ctl (override default)
-#define PROPF_AUTOTIPDISABLED 0x08 // never show autotip for ctl
-
-extern HINSTANCE hInst;
-extern HWND hwndHelpDlg;
-extern WORD settingAutoTipDelay;
-static HHOOK hMessageHook, hKeyboardHook, hEatNextMouseHook = NULL;
-static HANDLE hServiceShowHelp, hServiceSetContext;
-
-struct DlgBoxSubclassData {
- HWND hwndDlg;
- WNDPROC pfnOldWndProc;
- DWORD flags;
-} static *dlgBoxSubclass = NULL;
-static int dlgBoxSubclassCount = 0;
-static CRITICAL_SECTION csDlgBoxSubclass;
-
-#define DBSDF_MINIMIZABLE 0x01 // WS_MINIMIZEBOX style was set on hooked window
-#define DBSDF_MAXIMIZABLE 0x02 // WS_MAXIMIZEBOX style was set on hooked window
-
-struct FindChildAtPointData {
- HWND hwnd;
- POINT pt;
- int bestArea;
-};
-
-// ChildWindowFromPoint() messes up with group boxes
-static BOOL CALLBACK FindChildAtPointEnumProc(HWND hwnd, LPARAM lParam)
-{
- if (IsWindowVisible(hwnd)) {
- struct FindChildAtPointData *fcap = (struct FindChildAtPointData*)lParam;
- RECT rcVisible, rc, rcParent;
- GetWindowRect(hwnd, &rc);
- GetWindowRect(GetParent(hwnd), &rcParent);
- IntersectRect(&rcVisible, &rcParent, &rc);
- if (PtInRect(&rcVisible, fcap->pt)) {
- int thisArea = (rc.bottom - rc.top)*(rc.right - rc.left);
- if (thisArea && (thisArea<fcap->bestArea || fcap->bestArea == 0)) {
- fcap->bestArea = thisArea;
- fcap->hwnd = hwnd;
- }
- }
- }
- return TRUE;
-}
-
-// IsChild() messes up with owned windows
-int IsRealChild(HWND hwndParent, HWND hwnd)
-{
- while (hwnd != NULL) {
- if (hwnd == hwndParent)
- return 1;
- if (hwndParent == GetWindow(hwnd, GW_OWNER))
- return 0;
- hwnd = GetParent(hwnd);
- }
-
- return 0;
-}
-
-static BOOL CALLBACK RemovePropForAllChildsEnumProc(HWND hwnd, LPARAM lParam)
-{
- RemoveProp(hwnd, (TCHAR*)lParam);
-
- return TRUE;
-}
-
-static HWND hwndMouseMoveDlg = NULL;
-static UINT idMouseMoveTimer = 0;
-static LONG cursorPos = MAKELONG(-1, -1);
-static int openedAutoTip = 0;
-
-static void CALLBACK NoMouseMoveForDelayTimerProc(HWND hwnd, UINT, UINT_PTR idTimer, DWORD)
-{
- POINT pt;
- HWND hwndCtl;
- struct FindChildAtPointData fcap;
-
- KillTimer(hwnd, idTimer);
- if (idMouseMoveTimer != idTimer)
- return;
- idMouseMoveTimer = 0;
- if (!settingAutoTipDelay || !IsWindow(hwndMouseMoveDlg))
- return;
-
- ZeroMemory(&fcap, sizeof(fcap));
- if (!GetCursorPos(&pt))
- return;
- // ChildWindowFromPoint() messes up with group boxes
- fcap.hwnd = NULL;
- fcap.pt = pt;
- EnumChildWindows(hwndMouseMoveDlg, FindChildAtPointEnumProc, (LPARAM)&fcap);
- hwndCtl = fcap.hwnd;
- if (hwndCtl == NULL) {
- ScreenToClient(hwndMouseMoveDlg, &pt);
- hwndCtl = ChildWindowFromPointEx(hwndMouseMoveDlg, pt, CWP_SKIPINVISIBLE);
- if (hwndCtl == NULL)
- return;
- }
-
- LONG_PTR flags = (LONG_PTR)GetProp(hwndCtl, PROP_CONTEXTSTATE);
- if (flags&PROPF_AUTOTIPDISABLED)
- return;
- flags = SendMessage(hwndCtl, WM_GETDLGCODE, (WPARAM)VK_RETURN, (LPARAM)NULL);
- if (flags&DLGC_HASSETSEL || flags&DLGC_WANTALLKEYS)
- return; // autotips on edits are annoying
-
- CURSORINFO ci;
- BOOL(WINAPI *pfnGetCursorInfo)(CURSORINFO*);
- ci.cbSize = sizeof(ci);
- *(FARPROC*)&pfnGetCursorInfo = GetProcAddress(GetModuleHandleA("USER32"), "GetCursorInfo");
- // if(pfnGetCursorInfo && IsWinVer2000Plus()) // call not safe for WinNT4
- if (pfnGetCursorInfo(&ci) && !(ci.flags&CURSOR_SHOWING))
- return;
-
- if (IsRealChild(hwndMouseMoveDlg, hwndCtl) && hwndHelpDlg == NULL) {
- hwndHelpDlg = CreateDialog(hInst, MAKEINTRESOURCE(IDD_HELP), NULL, HelpDlgProc);
- if (hwndHelpDlg == NULL)
- return;
- openedAutoTip = 1;
- PostMessage(hwndHelpDlg, M_CHANGEHELPCONTROL, 0, (LPARAM)hwndCtl);
- }
-}
-
-static LRESULT CALLBACK KeyboardInputHookProc(int code, WPARAM wParam, LPARAM lParam)
-{
- if (code == HC_ACTION && idMouseMoveTimer != 0) {
- KillTimer(NULL, idMouseMoveTimer);
- idMouseMoveTimer = 0;
- }
- return CallNextHookEx(hKeyboardHook, code, wParam, lParam);
-}
-
-// workaround for WM_HELP (SC_CONTEXTHELP causes an additional WM_LBUTTONUP when selecting)
-static LRESULT CALLBACK EatNextMouseButtonUpHookProc(int code, WPARAM wParam, LPARAM lParam)
-{
- if (code >= 0 && wParam == WM_LBUTTONUP) {
- UnhookWindowsHookEx(hEatNextMouseHook); // unhook ourselves
- hEatNextMouseHook = NULL;
- return -1;
- }
- return CallNextHookEx(hEatNextMouseHook, code, wParam, lParam);
-}
-
-static LRESULT CALLBACK DialogBoxSubclassProc(HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lParam)
-{
- int i;
-
- EnterCriticalSection(&csDlgBoxSubclass);
- for (i = 0; i<dlgBoxSubclassCount; i++)
- if (dlgBoxSubclass[i].hwndDlg == hwndDlg)
- break;
- if (i == dlgBoxSubclassCount) {
- LeaveCriticalSection(&csDlgBoxSubclass);
- return 0;
- }
- WNDPROC pfnWndProc = dlgBoxSubclass[i].pfnOldWndProc;
- DWORD flags = dlgBoxSubclass[i].flags;
- if (msg == WM_NCDESTROY) {
- struct DlgBoxSubclassData *buf;
- MoveMemory(dlgBoxSubclass + i, dlgBoxSubclass + i + 1, sizeof(struct DlgBoxSubclassData)*(dlgBoxSubclassCount - i - 1));
- dlgBoxSubclassCount--;
- buf = (struct DlgBoxSubclassData*)mir_realloc(dlgBoxSubclass, sizeof(struct DlgBoxSubclassData)*dlgBoxSubclassCount);
- if (buf != NULL)
- dlgBoxSubclass = buf;
- else if (!dlgBoxSubclassCount)
- dlgBoxSubclass = NULL;
- }
- LeaveCriticalSection(&csDlgBoxSubclass);
-
- switch (msg) {
- case WM_INITMENUPOPUP:
- if (flags&DBSDF_MINIMIZABLE || flags&DBSDF_MAXIMIZABLE) {
- HMENU hMenu = GetSystemMenu(hwndDlg, FALSE);
- if ((HMENU)wParam != hMenu)
- break;
- int isMin = IsIconic(hwndDlg);
- int isMax = IsZoomed(hwndDlg);
- EnableMenuItem(hMenu, SC_RESTORE, MF_BYCOMMAND | (isMin || isMax) ? MF_ENABLED : MF_GRAYED);
- EnableMenuItem(hMenu, SC_MINIMIZE, MF_BYCOMMAND | (flags&DBSDF_MINIMIZABLE && !isMin) ? MF_ENABLED : MF_GRAYED);
- EnableMenuItem(hMenu, SC_MAXIMIZE, MF_BYCOMMAND | (flags&DBSDF_MAXIMIZABLE && !isMax) ? MF_ENABLED : MF_GRAYED);
- EnableMenuItem(hMenu, SC_SIZE, MF_BYCOMMAND | (GetWindowLongPtr(hwndDlg, GWL_STYLE)&WS_THICKFRAME && !isMin && !isMax) ? MF_ENABLED : MF_GRAYED);
- }
- break;
- case WM_MOUSEMOVE: // TrackMouseEvent() would disturb too much
- if (!settingAutoTipDelay)
- break;
- if (cursorPos == lParam)
- break;
- cursorPos = lParam;
- case WM_LBUTTONDOWN:
- case WM_LBUTTONUP:
- case WM_MOUSEWHEEL:
- if (!settingAutoTipDelay)
- break;
- if (msg != WM_MOUSEMOVE && !idMouseMoveTimer)
- break;
- if (openedAutoTip && IsWindow(hwndHelpDlg))
- DestroyWindow(hwndHelpDlg);
- openedAutoTip = 0;
- hwndMouseMoveDlg = hwndDlg;
- if (hwndHelpDlg == NULL)
- idMouseMoveTimer = SetTimer(NULL, idMouseMoveTimer, settingAutoTipDelay, NoMouseMoveForDelayTimerProc);
- break;
- case WM_CAPTURECHANGED:
- if ((HWND)lParam == hwndDlg)
- break;
- case WM_SHOWWINDOW:
- case WM_WINDOWPOSCHANGING:
- case WM_MOVING:
- case WM_SIZING:
- case WM_CANCELMODE:
- case WM_CHILDACTIVATE:
- case WM_MOUSEACTIVATE:
- case WM_ACTIVATEAPP:
- case WM_ACTIVATE:
- if (idMouseMoveTimer)
- KillTimer(NULL, idMouseMoveTimer);
- idMouseMoveTimer = 0;
- break;
- case WM_SYSCOMMAND:
- if ((UINT)wParam == SC_CONTEXTHELP_DIALOG) { // alt. "What's this dialog?"
- if (idMouseMoveTimer)
- KillTimer(NULL, idMouseMoveTimer);
- idMouseMoveTimer = 0;
- if (hwndHelpDlg == NULL) {
- hwndHelpDlg = CreateDialog(hInst, MAKEINTRESOURCE(IDD_HELP), NULL, HelpDlgProc);
- if (hwndHelpDlg == NULL)
- break;
- }
- SendMessage(hwndHelpDlg, M_CHANGEHELPCONTROL, 0, (LPARAM)hwndDlg);
- return 0;
- }
- break;
- case WM_CONTEXTMENU:
- {
- POINT pt;
- struct FindChildAtPointData fcap;
-
- // workaround for badly coded plugins that do display a context menu
- // and pass the message to DefWindowProc afterwards (doing a "break;").
- if (GetTickCount() - GetMessageTime()>10)
- return 0;
-
- if (idMouseMoveTimer)
- KillTimer(NULL, idMouseMoveTimer);
- idMouseMoveTimer = 0;
-
- ZeroMemory(&fcap, sizeof(fcap));
- POINTSTOPOINT(pt, MAKEPOINTS(lParam));
- // ChildWindowFromPoint() messes up with group boxes
- fcap.hwnd = NULL;
- fcap.pt = pt;
- EnumChildWindows(hwndDlg, FindChildAtPointEnumProc, (LPARAM)&fcap);
- HWND hwndCtl = fcap.hwnd;
- if (hwndCtl == NULL) {
- ScreenToClient(hwndDlg, &pt);
- hwndCtl = ChildWindowFromPointEx(hwndDlg, pt, CWP_SKIPINVISIBLE);
- if (hwndCtl == NULL)
- break;
- POINTSTOPOINT(pt, MAKEPOINTS(lParam));
- }
- {
- LONG_PTR flags = (LONG_PTR)GetProp(hwndCtl, PROP_CONTEXTSTATE);
- if (flags&PROPF_MENUDISABLED)
- break;
- else if (!(flags&PROPF_MENUFORCED)) {
- int type = GetControlType(hwndCtl);
- // showing a context menu on these looks silly (multi components)
- if (type == CTLTYPE_TOOLBAR || type == CTLTYPE_LISTVIEW || type == CTLTYPE_TREEVIEW || type == CTLTYPE_STATUSBAR || type == CTLTYPE_CLC)
- break;
- }
- }
- if (IsRealChild(hwndDlg, hwndCtl)) {
- HMENU hMenu = CreatePopupMenu();
- AppendMenu(hMenu, MF_STRING, SC_CONTEXTHELP, (hwndCtl == hwndDlg) ? TranslateT("&What's this dialog?") : TranslateT("&What's this?"));
- if (TrackPopupMenuEx(hMenu, TPM_LEFTALIGN | TPM_TOPALIGN | TPM_HORPOSANIMATION | TPM_VERPOSANIMATION | TPM_RIGHTBUTTON | TPM_RETURNCMD | TPM_NONOTIFY, pt.x, pt.y, hwndDlg, NULL)) {
- if (hwndHelpDlg == NULL) {
- hwndHelpDlg = CreateDialog(hInst, MAKEINTRESOURCE(IDD_HELP), NULL, HelpDlgProc);
- if (hwndHelpDlg == NULL) {
- DestroyMenu(hMenu);
- break;
- }
- }
- SendMessage(hwndHelpDlg, M_CHANGEHELPCONTROL, 0, (LPARAM)hwndCtl);
- }
- DestroyMenu(hMenu);
- }
- return 0;
- }
- case WM_HELP:
- {
- HELPINFO *hi = (HELPINFO*)lParam;
- if (hi->iContextType != HELPINFO_WINDOW) break;
- // fix for SHBrowseForFolder() dialog, which sends unhandled help to parent
- if (!IsRealChild(hwndDlg, (HWND)hi->hItemHandle))
- break;
-
- if (idMouseMoveTimer)
- KillTimer(NULL, idMouseMoveTimer);
- idMouseMoveTimer = 0;
-
- if (!IsWindow(hwndHelpDlg)) {
- hwndHelpDlg = CreateDialog(hInst, MAKEINTRESOURCE(IDD_HELP), NULL, HelpDlgProc);
- if (hwndHelpDlg == NULL)
- break;
- }
- SendMessage(hwndHelpDlg, M_CHANGEHELPCONTROL, 0, (LPARAM)hi->hItemHandle);
- // we need to eat the next WM_LBUTTONDOWN (if invoked by mouse)
- if (GetKeyState(GetSystemMetrics(SM_SWAPBUTTON) ? VK_RBUTTON : VK_LBUTTON) & 0x8000 && hEatNextMouseHook == NULL)
- hEatNextMouseHook = SetWindowsHookEx(WH_MOUSE, EatNextMouseButtonUpHookProc, NULL, GetCurrentThreadId());
- return TRUE;
- }
- case WM_NCDESTROY:
- if (idMouseMoveTimer)
- KillTimer(NULL, idMouseMoveTimer);
- idMouseMoveTimer = 0;
- EnumChildWindows(hwndDlg, RemovePropForAllChildsEnumProc, (LPARAM)PROP_CONTEXTSTATE);
- {
- TCHAR text[64];
- mir_sntprintf(text, _countof(text), L"unhooked window 0x%X for context help\n", hwndDlg);
- OutputDebugString(text);
- }
- SetWindowLongPtr(hwndDlg, GWLP_WNDPROC, (LONG_PTR)pfnWndProc);
- break;
- }
- return CallWindowProc(pfnWndProc, hwndDlg, msg, wParam, lParam);
-}
-
-static LRESULT CALLBACK HelpSendMessageHookProc(int code, WPARAM wParam, LPARAM lParam)
-{
- if (code >= 0) {
- CWPSTRUCT *msg = (CWPSTRUCT*)lParam;
- switch (msg->message) {
- case WM_INITDIALOG: // dialogs and message boxes
- if (GetClassLong(msg->hwnd, GCW_ATOM) != 32770) // class="#32770"
- break;
- if (msg->hwnd == hwndHelpDlg || (DLGPROC)GetWindowLongPtr(msg->hwnd, DWLP_DLGPROC) == HelpDlgProc)
- break;
-#ifndef EDITOR
- if ((DLGPROC)GetWindowLongPtr(msg->hwnd, DWLP_DLGPROC) == ShadowDlgProc)
- break;
-#endif
- {
- LONG_PTR style, exStyle;
- struct DlgBoxSubclassData *buf;
-
- exStyle = GetWindowLongPtr(msg->hwnd, GWL_EXSTYLE);
- if (exStyle&WS_EX_CONTEXTHELP)
- break;
- style = GetWindowLongPtr(msg->hwnd, GWL_STYLE);
-
- EnterCriticalSection(&csDlgBoxSubclass);
- buf = (struct DlgBoxSubclassData*)mir_realloc(dlgBoxSubclass, sizeof(struct DlgBoxSubclassData)*(dlgBoxSubclassCount + 1));
- if (buf == NULL) {
- LeaveCriticalSection(&csDlgBoxSubclass);
- break;
- }
- dlgBoxSubclass = buf;
- dlgBoxSubclass[dlgBoxSubclassCount].hwndDlg = msg->hwnd;
- dlgBoxSubclass[dlgBoxSubclassCount].pfnOldWndProc = (WNDPROC)SetWindowLongPtr(msg->hwnd, GWLP_WNDPROC, (LONG_PTR)DialogBoxSubclassProc);
- dlgBoxSubclass[dlgBoxSubclassCount].flags = 0;
-
- // WS_EX_CONTEXTHELP cannot be used in conjunction WS_MINIMIZEBOX or WS_MAXIMIZEBOX
- // solution: switch off WS_MINIMIZEBOX or WS_MAXIMIZEBOX when only one of them is present
- if (!(style & WS_MINIMIZEBOX) || !(style & WS_MAXIMIZEBOX)) {
- if (style & WS_MINIMIZEBOX)
- dlgBoxSubclass[dlgBoxSubclassCount].flags |= DBSDF_MINIMIZABLE;
- if (style & WS_MAXIMIZEBOX)
- dlgBoxSubclass[dlgBoxSubclassCount].flags |= DBSDF_MAXIMIZABLE;
- SetWindowLongPtr(msg->hwnd, GWL_STYLE, style&(~(WS_MINIMIZEBOX | WS_MAXIMIZEBOX)));
- SetWindowLongPtr(msg->hwnd, GWL_EXSTYLE, (LONG_PTR)exStyle | WS_EX_CONTEXTHELP);
- }
- dlgBoxSubclassCount++;
- LeaveCriticalSection(&csDlgBoxSubclass);
- }
- {
- HMENU hMenu = GetSystemMenu(msg->hwnd, FALSE);
- if (hMenu != NULL && AppendMenu(hMenu, MF_SEPARATOR, SC_CONTEXTHELP_SEPARATOR, NULL)) {
- AppendMenu(hMenu, MF_STRING, SC_CONTEXTHELP, TranslateT("&What's this?"));
- AppendMenu(hMenu, MF_STRING, SC_CONTEXTHELP_DIALOG, TranslateT("&What's this dialog?"));
- }
- }
- {
- TCHAR text[64];
- mir_sntprintf(text, _countof(text), L"hooked window 0x%X for context help\n", msg->hwnd);
- OutputDebugString(text);
- }
- break;
- }
- }
- return CallNextHookEx(hMessageHook, code, wParam, lParam);
-}
-
-static INT_PTR ServiceShowHelp(WPARAM wParam, LPARAM)
-{
- if (!IsWindow((HWND)wParam))
- return 1;
- if (idMouseMoveTimer)
- KillTimer(NULL, idMouseMoveTimer);
- idMouseMoveTimer = 0;
- if (hwndHelpDlg == NULL) {
- hwndHelpDlg = CreateDialog(hInst, MAKEINTRESOURCE(IDD_HELP), NULL, HelpDlgProc);
- if (hwndHelpDlg == NULL)
- return 2;
- }
- PostMessage(hwndHelpDlg, M_CHANGEHELPCONTROL, 0, (LPARAM)wParam);
-
- return 0;
-}
-
-static INT_PTR ServiceSetContextState(WPARAM wParam, LPARAM lParam)
-{
- int i;
- LONG flags;
- EnterCriticalSection(&csDlgBoxSubclass);
- for (i = 0; i < dlgBoxSubclassCount; i++)
- if (IsRealChild(dlgBoxSubclass[i].hwndDlg, (HWND)wParam))
- break;
- if (i == dlgBoxSubclassCount) {
- LeaveCriticalSection(&csDlgBoxSubclass);
-
- return 2;
- }
- LeaveCriticalSection(&csDlgBoxSubclass);
- flags = (lParam&HCSF_CONTEXTMENU) ? PROPF_MENUFORCED : PROPF_MENUDISABLED;
- flags |= (lParam&HCSF_AUTOTIP) ? PROPF_AUTOTIPFORCED : PROPF_AUTOTIPDISABLED;
-
- return !SetProp((HWND)wParam, PROP_CONTEXTSTATE, (HANDLE)flags);
-}
-
-int InstallDialogBoxHook(void)
-{
- InitializeCriticalSection(&csDlgBoxSubclass);
- hServiceShowHelp = CreateServiceFunction(MS_HELP_SHOWHELP, ServiceShowHelp);
- hServiceSetContext = CreateServiceFunction(MS_HELP_SETCONTEXTSTATE, ServiceSetContextState);
- hMessageHook = SetWindowsHookEx(WH_CALLWNDPROC, HelpSendMessageHookProc, NULL, GetCurrentThreadId()); // main thread
- hKeyboardHook = SetWindowsHookEx(WH_KEYBOARD_LL, KeyboardInputHookProc, NULL, GetCurrentThreadId()); // main thread
-
- return hMessageHook == NULL;
-}
-
-int RemoveDialogBoxHook(void)
-{
- DestroyServiceFunction(hServiceShowHelp); // does NULL check
- DestroyServiceFunction(hServiceSetContext); // does NULL check
- UnhookWindowsHookEx(hMessageHook);
- if (hKeyboardHook)
- UnhookWindowsHookEx(hKeyboardHook);
- if (hEatNextMouseHook)
- UnhookWindowsHookEx(hEatNextMouseHook);
- DeleteCriticalSection(&csDlgBoxSubclass);
- for (int i = 0; i<dlgBoxSubclassCount; i++)
- SetWindowLongPtr(dlgBoxSubclass[i].hwndDlg, GWLP_WNDPROC, (LONG_PTR)dlgBoxSubclass[i].pfnOldWndProc);
- mir_free(dlgBoxSubclass); // does NULL check
-
- return 0;
-}
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