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support IntText(),UnsignedText(),Int64Text() for hex value

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This commit is contained in:
netcan
2020-02-15 21:35:58 +08:00
parent ff61650517
commit dfb45cb73b
3 changed files with 30 additions and 5 deletions
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8
tinyxml2.cpp
View File

@@ -596,7 +596,7 @@ void XMLUtil::ToStr( uint64_t v, char* buffer, int bufferSize )
bool XMLUtil::ToInt( const char* str, int* value )
{
if ( TIXML_SSCANF( str, "%d", value ) == 1 ) {
if ( TIXML_SSCANF( str, IsPrefixHex(str) ? "%x" : "%d", value ) == 1 ) {
return true;
}
return false;
@@ -604,7 +604,7 @@ bool XMLUtil::ToInt( const char* str, int* value )
bool XMLUtil::ToUnsigned( const char* str, unsigned *value )
{
if ( TIXML_SSCANF( str, "%u", value ) == 1 ) {
if ( TIXML_SSCANF( str, IsPrefixHex(str) ? "%x" : "%u", value ) == 1 ) {
return true;
}
return false;
@@ -657,7 +657,7 @@ bool XMLUtil::ToDouble( const char* str, double* value )
bool XMLUtil::ToInt64(const char* str, int64_t* value)
{
long long v = 0; // horrible syntax trick to make the compiler happy about %lld
if (TIXML_SSCANF(str, "%lld", &v) == 1) {
if (TIXML_SSCANF(str, IsPrefixHex(str) ? "%llx" : "%lld", &v) == 1) {
*value = static_cast<int64_t>(v);
return true;
}
@@ -667,7 +667,7 @@ bool XMLUtil::ToInt64(const char* str, int64_t* value)
bool XMLUtil::ToUnsigned64(const char* str, uint64_t* value) {
unsigned long long v = 0; // horrible syntax trick to make the compiler happy about %llu
if(TIXML_SSCANF(str, "%llu", &v) == 1) {
if(TIXML_SSCANF(str, IsPrefixHex(str) ? "%llx" : "%llu", &v) == 1) {
*value = (uint64_t)v;
return true;
}

9
tinyxml2.h
View File

@@ -590,6 +590,13 @@ public:
|| ch == '-';
}
inline static bool IsPrefixHex( const char* p) {
while (p && *p != '\0' && !isdigit(*p)) {
++p;
}
return *p == '0' && ( *(p + 1) == 'x' || *(p + 1) == 'X');
}
inline static bool StringEqual( const char* p, const char* q, int nChar=INT_MAX ) {
if ( p == q ) {
return true;
@@ -1478,7 +1485,7 @@ public:
XMLAttribute* a = FindOrCreateAttribute(name);
a->SetAttribute(value);
}
/// Sets the named attribute to value.
void SetAttribute( const char* name, bool value ) {
XMLAttribute* a = FindOrCreateAttribute( name );

18
xmltest.cpp
View File

@@ -1577,6 +1577,24 @@ int main( int argc, const char ** argv )
XMLTest("FloatText()) test", true, test6);
}
{
//API:IntText(),UnsignedText(),Int64Text(), hex value test
const char* xml = "<point> <IntText> -0x2020</IntText> <UnsignedText>0x2020</UnsignedText> \
<Int64Text> +0x1234</Int64Text></point>";
XMLDocument doc;
doc.Parse(xml);
const XMLElement* pointElement = doc.RootElement();
int test1 = pointElement->FirstChildElement("IntText")->IntText();
XMLTest("IntText() hex value test", -0x2020, test1);
unsigned test2 = pointElement->FirstChildElement("UnsignedText")->UnsignedText();
XMLTest("UnsignedText() hex value test", static_cast<unsigned>(0x2020), test2);
int64_t test3 = pointElement->FirstChildElement("Int64Text")->Int64Text();
XMLTest("Int64Text() hex value test", static_cast<int64_t>(+0x1234), test3);
}
{
//API:ShallowEqual() test
const char* xml = "<playlist id = 'playlist'>"