Organized the project files.

And also fixed some bugs.

desktopini/strcmp.h

@@ -0,0 +1,154 @@
+#pragma once
+#include <Shlwapi.h>
+#include "nstring.h"
+#ifdef __cplusplus
+#define ptrnull(ptr) (!(ptr))
+#else
+#define ptrnull(ptr) ((ptr) == NULL)
+#endif
+#define ptrvalid(ptr) (!ptrnull (ptr))
+// 用于 char * 或 WCHAR * 字符串（结尾为 NULL），判断是否为非空字符串：指针有效且长度大于 0。千万不能是野指针，否则一定会崩溃！
+#define strvalid(strptr) (ptrvalid (strptr) && *(strptr))
+// 用于 char * 或 WCHAR * 字符串（结尾为 NULL），判断是否为空字符串：指针为 NULL 或长度为 0。千万不能是野指针，否则一定会崩溃！
+#define strnull(strptr) (ptrnull (strptr) || !*(strptr))
+typedef std::wnstring strlabel, StringLabel;
+std::wstring StringTrim (const std::wstring &str) { return std::wnstring::trim (str); }
+std::string StringTrim (const std::string &str) { return std::nstring::trim (str); }
+#define StringToUpper l0km::toupper
+#define StringToLower l0km::tolower
+int LabelCompare (const std::wstring &l1, const std::wstring &l2)
+{
+	return std::wnstring::compare (l1, l2);
+}
+int LabelCompare (const std::string &l1, const std::string &l2)
+{
+	return std::nstring::compare (l1, l2);
+}
+bool LabelEqual (const std::wstring &l1, const std::wstring &l2)
+{
+	return std::wnstring::equals (l1, l2);
+}
+bool LabelEqual (const std::string &l1, const std::string &l2)
+{
+	return std::wnstring::equals (l1, l2);
+}
+bool LabelEmpty (const std::wstring &str) { return std::wnstring::empty (str); }
+bool LabelEmpty (const std::string &str) { return std::nstring::empty (str); }
+#define LabelNoEmpty(_str_) (!LabelEmpty (_str_))
+int InStr (const std::string &text, const std::string &keyword, bool ignoreCase = false)
+{
+	std::string s1, s2;
+	if (ignoreCase)
+	{
+		s1 = StringToUpper (text);
+		s2 = StringToUpper (keyword);
+	}
+	else
+	{
+		s1 = text;
+		s2 = keyword;
+	}
+	const char *found = StrStrIA (s1.c_str (), s2.c_str ());
+	if (!found)
+	{
+		return -1;
+	}
+	return found - text.c_str ();
+}
+int InStr (const std::wstring &text, const std::wstring &keyword, bool ignoreCase = false)
+{
+	std::wstring s1, s2;
+	if (ignoreCase)
+	{
+		s1 = StringToUpper (text);
+		s2 = StringToUpper (keyword);
+	}
+	else
+	{
+		s1 = text;
+		s2 = keyword;
+	}
+	const WCHAR *found = StrStrIW (s1.c_str (), s2.c_str ());
+	if (!found)
+	{
+		return -1;
+	}
+	return found - text.c_str ();
+}
+bool StrInclude (const std::string &text, const std::string &keyword, bool ignoreCase = false)
+{
+	std::string s1, s2;
+	if (ignoreCase)
+	{
+		s1 = StringToUpper (text);
+		s2 = StringToUpper (keyword);
+	}
+	else
+	{
+		s1 = text;
+		s2 = keyword;
+	}
+	const char *found = StrStrIA (s1.c_str (), s2.c_str ());
+	if (!found) return false;
+	return true;
+}
+bool StrInclude (const std::wstring &text, const std::wstring &keyword, bool ignoreCase = false)
+{
+	std::wstring s1, s2;
+	if (ignoreCase)
+	{
+		s1 = StringToUpper (text);
+		s2 = StringToUpper (keyword);
+	}
+	else
+	{
+		s1 = text;
+		s2 = keyword;
+	}
+	const WCHAR *found = StrStrIW (s1.c_str (), s2.c_str ());
+	if (!found) return false;
+	return true;
+}
+// 该函数帮助构成 "<str1>\0<str2>\0" 这种字符串，用于通用对话框中的文件框
+LPCWSTR strcpynull (LPWSTR dest, LPCWSTR endwith, size_t bufsize)
+{
+	if (!dest || !endwith || bufsize == 0)
+		return dest;
+	if (dest [0] == L'\0' && bufsize > 1)
+	{
+		dest [1] = L'\0';
+	}
+	size_t pos = 0;
+	while (pos < bufsize - 1)
+	{
+		if (dest [pos] == L'\0' && dest [pos + 1] == L'\0')
+		{
+			if (dest [0]) pos ++;
+			break;
+		}
+		pos ++;
+	}
+	size_t i = 0;
+	while (pos < bufsize - 1 && endwith [i] != L'\0')
+	{
+		dest [pos ++] = endwith [i ++];
+	}
+	if (pos < bufsize)
+	{
+		dest [pos] = L'\0';
+	}
+	return dest;
+}
+// 取文本左边，注意：长度指的是文本字符数，比如“ch”的长度为2
+std::wstring GetStringLeft (const std::wstring &str, size_t length)
+{
+	std::vector <WCHAR> buf (length + 1);
+	lstrcpynW (buf.data (), str.c_str (), length + 1);
+	return buf.data ();
+}
+// 取文本右边
+std::wstring GetStringRight (const std::wstring &str, size_t length)
+{
+	if (length >= str.length ()) return str;
+	return str.substr (str.length () - length, length).c_str ();
+}