From: LoRd_MuldeR <mulder2@gmx.de>
Date: Wed, 24 Dec 2014 23:49:29 +0000 (+0100)
Subject: Added helper function for parsing regular expressions.
X-Git-Tag: v1.02~25
X-Git-Url: http://git.osdn.net/view?p=mutilities%2FMUtilities.git;a=commitdiff_plain;h=d35ed2eb1b05a48fd45d91fb75938972893afc02

Added helper function for parsing regular expressions.
---

diff --git a/include/MUtils/Global.h b/include/MUtils/Global.h
index 286efa4..0d6822d 100644
--- a/include/MUtils/Global.h
+++ b/include/MUtils/Global.h
@@ -95,6 +95,11 @@ namespace MUtils
 	MUTILS_API QString clean_file_name(const QString &name);
 	MUTILS_API QString clean_file_path(const QString &path);
 
+	//Regular expressions
+	MUTILS_API bool regexp_parse_uint32(const QRegExp &regexp, quint32 &value);
+	MUTILS_API bool regexp_parse_uint32(const QRegExp &regexp, quint32 *values, const size_t &count);
+
+	//Internationalization
 	MUTILS_API QStringList available_codepages(const bool &noAliases = true);
 
 	//Internal
diff --git a/src/Global.cpp b/src/Global.cpp
index 6c4be19..3741d87 100644
--- a/src/Global.cpp
+++ b/src/Global.cpp
@@ -395,6 +395,37 @@ QString MUtils::clean_file_path(const QString &path)
 }
 
 ///////////////////////////////////////////////////////////////////////////////
+// REGULAR EXPESSION HELPER
+///////////////////////////////////////////////////////////////////////////////
+
+bool MUtils::regexp_parse_uint32(const QRegExp &regexp, quint32 &value)
+{
+	return regexp_parse_uint32(regexp, &value, 1);
+}
+
+bool MUtils::regexp_parse_uint32(const QRegExp &regexp, quint32 *values, const size_t &count)
+{
+	const QStringList caps = regexp.capturedTexts();
+	
+	if(caps.isEmpty() || (quint32(caps.count()) <= count))
+	{
+		return false;
+	}
+
+	for(size_t i = 0; i < count; i++)
+	{
+		bool ok = false;
+		values[i] = caps[i+1].toUInt(&ok);
+		if(!ok)
+		{
+			return false;
+		}
+	}
+
+	return true;
+}
+
+///////////////////////////////////////////////////////////////////////////////
 // AVAILABLE CODEPAGES
 ///////////////////////////////////////////////////////////////////////////////