113 lines
2.8 KiB
C++
113 lines
2.8 KiB
C++
// Copyright (C) 1993-1997 Microsoft Corporation. All rights reserved.
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#if _MSC_VER > 1000
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#pragma once
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#endif
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#ifndef __CSTR_H__
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#define __CSTR_H__
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#include "lcmem.h"
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class CStr
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{
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public:
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CStr(PCSTR pszOrg) { psz = lcStrDup(pszOrg); }
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CStr(LPCWSTR pszNew) {
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psz = NULL;
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*this = pszNew;
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}
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CStr(int idResource) { psz = lcStrDup(GetStringResource(idResource)); }
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CStr(void) { psz = NULL; }
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// Get a format string from a resource id and merge the string:
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// Equivalent to wsprintf(buffer, GetStringResource(id), pszString)
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CStr(int idFormatString, PCSTR pszSubString);
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// Get the text of a window
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CStr(HWND hwnd);
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~CStr() {
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if (psz)
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lcFree(psz); }
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void FormatString(int idFormatString, PCSTR pszSubString);
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PSTR GetArg(PCSTR pszSrc, BOOL fCheckComma = FALSE);
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int GetText(HWND hwnd, int id_or_sel = -1);
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BOOL IsEmpty(void) { return (psz ? (BOOL) (*psz == '\0') : TRUE); }
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BOOL IsNonEmpty(void) const { return (psz ? (BOOL) (*psz != '\0') : FALSE); }
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int SizeAlloc(void) { return (psz ? lcSize(psz) : 0); }
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int strlen(void) { return (psz ? ::strlen(psz) : 0); }
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void ReSize(int cbNew) {
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if (!psz)
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psz = (PSTR) lcMalloc(cbNew);
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else
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psz = (PSTR) lcReAlloc(psz, cbNew);
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}
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void TransferPointer(PSTR* ppsz) {
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*ppsz = psz;
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psz = NULL;
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}
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void TransferPointer(PCSTR* ppsz) {
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*ppsz = psz;
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psz = NULL;
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}
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operator PCSTR() { return (PCSTR) psz; }
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operator PSTR() { return psz; } // as a C string
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void operator+=(PCSTR pszCat)
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{
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ASSERT(psz);
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ASSERT(pszCat);
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psz = (PSTR) lcReAlloc(psz, strlen() + ::strlen(pszCat) + 1);
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strcat(psz, pszCat);
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}
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void operator=(PCSTR pszNew)
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{
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ASSERT(pszNew);
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// Duplicate first in case we are assigning part of ourselves
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PSTR pszTmp = lcStrDup(pszNew);
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if (psz)
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lcFree(psz);
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psz = pszTmp;
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}
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void operator=(LPCWSTR pszNew);
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PSTR psz;
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};
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class CWStr
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{
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public:
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CWStr() : pw(NULL) {}
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CWStr(HWND hwnd);
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CWStr(PCSTR psz) {
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pw = NULL;
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*this = psz;
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}
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CWStr(int idResource) { pw = lcStrDupW(GetStringResourceW(idResource)); }
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~CWStr() { if (pw) lcFree(pw); }
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void operator=(PCWSTR pszNew)
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{
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ASSERT(pszNew);
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PWSTR pszTmp = lcStrDupW(pszNew);
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if (pw)
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lcFree(pw);
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pw = pszTmp;
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}
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void operator=(PCSTR psz);
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operator LPWSTR() { return (LPWSTR) pw; };
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int Length() { return pw ? lstrlenW(pw) : 0; }
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int ByteLength() { return Length()*sizeof(WCHAR); }
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//private:
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LPWSTR pw;
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};
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#endif // __CSTR_H__
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