/*

Miranda IM: the free IM client for Microsoft* Windows*

Copyright 2000-2009 Miranda ICQ/IM project, 
all portions of this codebase are copyrighted to the people 
listed in contributors.txt.

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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/

#define OPTIONPAGE_OLD_SIZE offsetof(OPTIONSDIALOGPAGE,hLangpack)

#define NEWSTR_ALLOCA(A) (A == NULL)?NULL:strcpy((char*)alloca(strlen(A)+1), A)
#define NEWTSTR_ALLOCA(A) (A == NULL)?NULL:_tcscpy((TCHAR*)alloca((_tcslen(A)+1)* sizeof(TCHAR)), A)

typedef HMONITOR (WINAPI *pfnMyMonitorFromPoint)(POINT, DWORD);
extern pfnMyMonitorFromPoint MyMonitorFromPoint;

typedef HMONITOR (WINAPI *pfnMyMonitorFromRect)(LPCRECT, DWORD);
extern pfnMyMonitorFromRect MyMonitorFromRect;

typedef HMONITOR(WINAPI *pfnMyMonitorFromWindow) (HWND, DWORD);
extern pfnMyMonitorFromWindow MyMonitorFromWindow;

typedef BOOL(WINAPI *pfnMyGetMonitorInfo) (HMONITOR, LPMONITORINFO);
extern pfnMyGetMonitorInfo MyGetMonitorInfo;

typedef HRESULT (STDAPICALLTYPE *pfnSHAutoComplete)(HWND, DWORD);
extern pfnSHAutoComplete shAutoComplete;

typedef HRESULT (STDAPICALLTYPE *pfnSHGetSpecialFolderPathA)(HWND, LPSTR,  int, BOOL);
typedef HRESULT (STDAPICALLTYPE *pfnSHGetSpecialFolderPathW)(HWND, LPWSTR, int, BOOL);
extern pfnSHGetSpecialFolderPathA shGetSpecialFolderPathA;
extern pfnSHGetSpecialFolderPathW shGetSpecialFolderPathW;

#define shGetSpecialFolderPath shGetSpecialFolderPathW

typedef HDESK (WINAPI* pfnOpenInputDesktop)(DWORD, BOOL, DWORD);
extern pfnOpenInputDesktop openInputDesktop;

typedef HDESK (WINAPI* pfnCloseDesktop)(HDESK);
extern pfnCloseDesktop closeDesktop;

typedef BOOL (WINAPI* pfnAnimateWindow)(HWND, DWORD, DWORD);
extern pfnAnimateWindow animateWindow;

typedef BOOL (WINAPI * pfnSetLayeredWindowAttributes) (HWND, COLORREF, BYTE, DWORD);
extern pfnSetLayeredWindowAttributes setLayeredWindowAttributes;

typedef HTHEME  (STDAPICALLTYPE *pfnOpenThemeData)(HWND, LPCWSTR);
typedef HRESULT (STDAPICALLTYPE *pfnIsThemeBackgroundPartiallyTransparent)(HTHEME, int, int);
typedef HRESULT (STDAPICALLTYPE *pfnDrawThemeParentBackground)(HWND, HDC, const RECT *);
typedef HRESULT (STDAPICALLTYPE *pfnDrawThemeBackground)(HTHEME, HDC, int, int, const RECT *, const RECT *);
typedef HRESULT (STDAPICALLTYPE *pfnDrawThemeText)(HTHEME, HDC, int, int, LPCWSTR, int, DWORD, DWORD, const RECT *);
typedef HRESULT (STDAPICALLTYPE *pfnDrawThemeTextEx)(HTHEME, HDC, int, int, LPCWSTR, int, DWORD, LPRECT, const struct _DTTOPTS *);
typedef HRESULT (STDAPICALLTYPE *pfnGetThemeBackgroundContentRect)(HTHEME, HDC, int, int, LPCRECT, LPRECT);
typedef HRESULT (STDAPICALLTYPE *pfnGetThemeFont)(HTHEME, HDC, int, int, int, LOGFONT *);
typedef HRESULT (STDAPICALLTYPE *pfnCloseThemeData)(HTHEME);
typedef HRESULT (STDAPICALLTYPE *pfnEnableThemeDialogTexture)(HWND hwnd, DWORD dwFlags);
typedef HRESULT (STDAPICALLTYPE *pfnSetWindowTheme)(HWND, LPCWSTR, LPCWSTR);
typedef HRESULT (STDAPICALLTYPE *pfnSetWindowThemeAttribute)(HWND, enum WINDOWTHEMEATTRIBUTETYPE, PVOID, DWORD);
typedef BOOL    (STDAPICALLTYPE *pfnIsThemeActive)();
typedef HRESULT (STDAPICALLTYPE *pfnBufferedPaintInit)(void);
typedef HRESULT (STDAPICALLTYPE *pfnBufferedPaintUninit)(void);
typedef HANDLE  (STDAPICALLTYPE *pfnBeginBufferedPaint)(HDC, RECT *, BP_BUFFERFORMAT, BP_PAINTPARAMS *, HDC *);
typedef HRESULT (STDAPICALLTYPE *pfnEndBufferedPaint)(HANDLE, BOOL);
typedef HRESULT (STDAPICALLTYPE *pfnGetBufferedPaintBits)(HANDLE, RGBQUAD **, int *);

extern pfnOpenThemeData openThemeData;
extern pfnIsThemeBackgroundPartiallyTransparent isThemeBackgroundPartiallyTransparent;
extern pfnDrawThemeParentBackground drawThemeParentBackground;
extern pfnDrawThemeBackground drawThemeBackground;
extern pfnDrawThemeText drawThemeText;
extern pfnDrawThemeTextEx drawThemeTextEx;
extern pfnGetThemeBackgroundContentRect getThemeBackgroundContentRect;
extern pfnGetThemeFont getThemeFont;
extern pfnCloseThemeData closeThemeData;
extern pfnEnableThemeDialogTexture enableThemeDialogTexture;
extern pfnSetWindowTheme setWindowTheme;
extern pfnSetWindowThemeAttribute setWindowThemeAttribute;
extern pfnIsThemeActive isThemeActive;
extern pfnBufferedPaintInit bufferedPaintInit;
extern pfnBufferedPaintUninit bufferedPaintUninit;
extern pfnBeginBufferedPaint beginBufferedPaint;
extern pfnEndBufferedPaint endBufferedPaint;
extern pfnGetBufferedPaintBits getBufferedPaintBits;

extern ITaskbarList3 * pTaskbarInterface;

typedef HRESULT (STDAPICALLTYPE *pfnDwmExtendFrameIntoClientArea)(HWND hwnd, const MARGINS *margins);
typedef HRESULT (STDAPICALLTYPE *pfnDwmIsCompositionEnabled)(BOOL *);

extern pfnDwmExtendFrameIntoClientArea dwmExtendFrameIntoClientArea;
extern pfnDwmIsCompositionEnabled dwmIsCompositionEnabled;

extern LPFN_GETADDRINFO MyGetaddrinfo;
extern LPFN_FREEADDRINFO MyFreeaddrinfo;
extern LPFN_WSASTRINGTOADDRESSA MyWSAStringToAddress;
extern LPFN_WSAADDRESSTOSTRINGA MyWSAAddressToString;

/**** file.c ***************************************************************************/

void PushFileEvent(HANDLE hContact, HANDLE hdbe, LPARAM lParam);

/**** memory.c *************************************************************************/

#ifdef _STATIC
void*  mir_alloc(size_t);
void*  mir_calloc(size_t);
void*  mir_realloc(void* ptr, size_t);
void   mir_free(void* ptr);
char*  mir_strdup(const char* str);
WCHAR* mir_wstrdup(const WCHAR* str);
char* mir_strndup(const char* str, size_t len);

int    mir_snprintf(char *buffer, size_t count, const char* fmt, ...);
int    mir_sntprintf(TCHAR *buffer, size_t count, const TCHAR* fmt, ...);
int    mir_vsnprintf(char *buffer, size_t count, const char* fmt, va_list va);
int    mir_vsntprintf(TCHAR *buffer, size_t count, const TCHAR* fmt, va_list va);

WCHAR* mir_a2u_cp(const char* src, int codepage);
WCHAR* mir_a2u(const char* src);
char*  mir_u2a_cp(const wchar_t* src, int codepage);
char*  mir_u2a(const wchar_t* src);
#endif

/**** miranda.c ************************************************************************/

extern HINSTANCE hMirandaInst;
extern HANDLE hOkToExitEvent, hModulesLoadedEvent;
extern pfnExceptionFilter pMirandaExceptFilter;

/**** modules.c ************************************************************************/

int  CallPluginEventHook(HINSTANCE hInst, HANDLE hEvent, WPARAM wParam, LPARAM lParam);
void KillModuleEventHooks(HINSTANCE);
void KillModuleServices(HINSTANCE);

void KillObjectEventHooks(void* pObject);
void KillObjectServices(void* pObject);
void KillObjectThreads(void* pObject);

/**** utf.c ****************************************************************************/

char* Utf8Decode(char* str, wchar_t** ucs2);
char* Utf8DecodeCP(char* str, int codepage, wchar_t** ucs2);

wchar_t* Utf8DecodeUcs2(const char* str);

__forceinline char* Utf8DecodeA(const char* src)
{
    char* tmp = mir_strdup(src);
    Utf8Decode(tmp, NULL);
    return tmp;
}


char* Utf8Encode(const char* str);
char* Utf8EncodeCP(const char* src, int codepage);

char* Utf8EncodeUcs2(const wchar_t* str);

int   Ucs2toUtf8Len(const wchar_t *src);

#define Utf8DecodeT Utf8DecodeUcs2
#define Utf8EncodeT Utf8EncodeUcs2

/**** langpack.c ***********************************************************************/

int    LangPackGetDefaultCodePage();
int    LangPackGetDefaultLocale();
TCHAR* LangPackPcharToTchar(const char* pszStr);
char*  LangPackTranslateString(struct LangPackMuuid* pUuid, const char *szEnglish, const int W);
TCHAR* LangPackTranslateStringT(int hLangpack, const TCHAR* tszEnglish);

unsigned int __fastcall hash(const void * key, unsigned int len);

#pragma optimize("gt", on)
__inline unsigned int hashstr(const char * key)
{
	if (key == NULL) return 0;
	const unsigned int len = (unsigned int)strlen((const char*)key);
	return hash(key, len);
}

__inline unsigned int hashstr(const wchar_t * key)
{
	if (key == NULL) return 0;
	const unsigned int len = (unsigned int)wcslen((const wchar_t*)key);
	return hash(key, len * sizeof(wchar_t));
}
#pragma optimize("", on)

/**** path.c ***************************************************************************/

int pathToAbsolute(const char *pSrc, char *pOut, char* base);
void CreatePathToFile(char* wszFilePath);
int CreateDirectoryTree(const char *szDir);
void CreatePathToFileW(WCHAR* wszFilePath);
int CreateDirectoryTreeW(const WCHAR *szDir);
int pathToAbsoluteW(const TCHAR *pSrc, TCHAR *pOut, TCHAR* base);
#define pathToAbsoluteT pathToAbsoluteW
#define CreatePathToFileT CreatePathToFileW
#define CreateDirectoryTreeT CreateDirectoryTreeW

/**** skin2icons.c *********************************************************************/

HANDLE IcoLib_AddNewIcon(SKINICONDESC* sid);
HICON  IcoLib_GetIcon(const char* pszIconName, bool big);
HICON  IcoLib_GetIconByHandle(HANDLE hItem, bool big);
HANDLE IcoLib_IsManaged(HICON hIcon);
int    IcoLib_ReleaseIcon(HICON hIcon, char* szIconName, bool big);

/**** skinicons.c **********************************************************************/

HICON LoadSkinProtoIcon(const char* szProto, int status, bool big = false);
HICON LoadSkinIcon(int idx, bool big = false);
HANDLE GetSkinIconHandle(int idx);

HICON LoadIconEx(HINSTANCE hInstance, LPCTSTR lpIconName, BOOL bShared);
int ImageList_AddIcon_NotShared(HIMAGELIST hIml, LPCTSTR szResource);
int ImageList_ReplaceIcon_NotShared(HIMAGELIST hIml, int iIndex, HINSTANCE hInstance, LPCTSTR szResource);

int ImageList_AddIcon_IconLibLoaded(HIMAGELIST hIml, int iconId);
int ImageList_AddIcon_ProtoIconLibLoaded(HIMAGELIST hIml, const char* szProto, int iconId);
int ImageList_ReplaceIcon_IconLibLoaded(HIMAGELIST hIml, int nIndex, HICON hIcon);

void Button_SetIcon_IcoLib(HWND hDlg, int itemId, int iconId, const char* tooltip);
void Button_FreeIcon_IcoLib(HWND hDlg, int itemId);

void Window_SetIcon_IcoLib(HWND hWnd, int iconId);
void Window_SetProtoIcon_IcoLib(HWND hWnd, const char* szProto, int iconId);
void Window_FreeIcon_IcoLib(HWND hWnd);

#define IconLib_ReleaseIcon(hIcon, szName) IcoLib_ReleaseIcon(hIcon, szName, false);
#define Safe_DestroyIcon(hIcon) if (hIcon) DestroyIcon(hIcon)

/**** clistmenus.c **********************************************************************/

extern HANDLE hMainMenuObject, hContactMenuObject, hStatusMenuObject;
extern HANDLE hPreBuildMainMenuEvent, hPreBuildContactMenuEvent;

extern const int statusModeList[ MAX_STATUS_COUNT ];
extern const int skinIconStatusList[ MAX_STATUS_COUNT ];
extern const int skinIconStatusFlags[ MAX_STATUS_COUNT ];

int TryProcessDoubleClick(HANDLE hContact);

/**** protocols.c ***********************************************************************/

#define OFFSET_PROTOPOS 200
#define OFFSET_VISIBLE  400
#define OFFSET_ENABLED  600
#define OFFSET_NAME     800

extern LIST<PROTOACCOUNT> accounts;

PROTOACCOUNT* __fastcall Proto_GetAccount(const char* accName);
PROTOACCOUNT* __fastcall Proto_GetAccount(HANDLE hContact);
PROTOCOLDESCRIPTOR* __fastcall Proto_IsProtocolLoaded(const char* szProtoName);

bool __fastcall Proto_IsAccountEnabled(PROTOACCOUNT* pa);
bool __fastcall Proto_IsAccountLocked(PROTOACCOUNT* pa);

PROTO_INTERFACE* AddDefaultAccount(const char* szProtoName);
int  FreeDefaultAccount(PROTO_INTERFACE* ppi);

BOOL ActivateAccount(PROTOACCOUNT* pa);
void EraseAccount(const char* pszProtoName);
void DeactivateAccount(PROTOACCOUNT* pa, bool bIsDynamic, bool bErase);
void UnloadAccount(PROTOACCOUNT* pa, bool bIsDynamic, bool bErase);
void OpenAccountOptions(PROTOACCOUNT* pa);

void LoadDbAccounts(void);
void WriteDbAccounts(void);

INT_PTR CallProtoServiceInt(HANDLE hContact, const char* szModule, const char* szService, WPARAM, LPARAM);
INT_PTR CallContactService(HANDLE hContact, const char *szProtoService, WPARAM, LPARAM);

__inline static INT_PTR CallProtoService(const char* szModule, const char* szService, WPARAM wParam, LPARAM lParam)
{
	return CallProtoServiceInt(NULL, szModule, szService, wParam, lParam);
}

/**** utils.c **************************************************************************/

char*  __fastcall rtrim(char* str);
TCHAR* __fastcall rtrim(TCHAR* str);
char*  __fastcall ltrim(char* str);
char* __fastcall ltrimp(char* str);
__inline char* lrtrim(char* str) { return ltrim(rtrim(str)); };
__inline char* lrtrimp(char* str) { return ltrimp(rtrim(str)); };

bool __fastcall wildcmp(char * name, char * mask);

void HotkeyToName(TCHAR *buf, int size, BYTE shift, BYTE key);
WORD GetHotkeyValue(INT_PTR idHotkey);

HBITMAP ConvertIconToBitmap(HICON hIcon, HIMAGELIST hIml, int iconId);

class StrConvUT
{
private:
	wchar_t* m_body;

public:
	StrConvUT(const char* pSrc) :
		m_body(mir_a2u(pSrc)) {}

    ~StrConvUT() {  mir_free(m_body); }
	operator const wchar_t* () const { return m_body; }
};

class StrConvAT
{
private:
	char* m_body;

public:
	StrConvAT(const wchar_t* pSrc) :
		m_body(mir_u2a(pSrc)) {}

    ~StrConvAT() {  mir_free(m_body); }
	operator const char*  () const { return m_body; }
	operator const wchar_t* () const { return (wchar_t*)m_body; }  // type cast to fake the interface definition
	operator const LPARAM () const { return (LPARAM)m_body; }
};

#define StrConvT(x) StrConvUT(x)
#define StrConvTu(x) x
#define StrConvA(x) StrConvAT(x)
#define StrConvU(x) x