From: Scott Wheeler <wheeler@kde.org>
Date: Wed, 30 Jan 2008 12:42:23 +0000 (+0000)
Subject: Add methods to check if this string is Latin1/ASCII compatible.
X-Git-Tag: v1.5~53
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=bdad22b3c693ffb94f91b443589917a34a19de62;p=taglib

Add methods to check if this string is Latin1/ASCII compatible.


git-svn-id: svn://anonsvn.kde.org/home/kde/trunk/kdesupport/taglib@768593 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
---

diff --git a/taglib/toolkit/tstring.cpp b/taglib/toolkit/tstring.cpp
index 86f386db..79e1beea 100644
--- a/taglib/toolkit/tstring.cpp
+++ b/taglib/toolkit/tstring.cpp
@@ -461,6 +461,24 @@ String String::stripWhiteSpace() const
   return String(wstring(begin, end + 1));
 }
 
+bool String::isLatin1() const
+{
+  for(wstring::const_iterator it = d->data.begin(); it != d->data.end(); it++) {
+    if(*it >= 256)
+      return false;
+  }
+  return true;
+}
+
+bool String::isAscii() const
+{
+  for(wstring::const_iterator it = d->data.begin(); it != d->data.end(); it++) {
+    if(*it >= 128)
+      return false;
+  }
+  return true;
+}
+
 String String::number(int n) // static
 {
   if(n == 0)
diff --git a/taglib/toolkit/tstring.h b/taglib/toolkit/tstring.h
index 1f990755..1abdd70e 100644
--- a/taglib/toolkit/tstring.h
+++ b/taglib/toolkit/tstring.h
@@ -292,6 +292,16 @@ namespace TagLib {
      */
     String stripWhiteSpace() const;
 
+    /*!
+     * Returns true if the file only uses characters required by Latin1.
+     */
+    bool isLatin1() const;
+
+    /*!
+     * Returns true if the file only uses characters required by (7-bit) ASCII.
+     */
+    bool isAscii() const;
+
     /*!
      * Converts the base-10 integer \a n to a string.
      */