Changeset 1033

Timestamp:

Apr 12, 2008, 4:28:06 PM (17 years ago)

Author:

landauf

Message:

added a variadic macro to ConfigValueIncludes.h:
ModifyConfigValue(varname, modifier, …) calls 'modifier' (which is a function like set, tset, update, reset, add, remove) and … are the possible arguments (or nothing). i'm not sure if this works on all compilers.
​http://en.wikipedia.org/wiki/Variadic_macro

Location:

code/branches/core2/src/orxonox

Files:

• core/ConfigValueIncludes.h (modified) (1 diff)
• objects/test3.cc (modified) (1 diff)

code/branches/core2/src/orxonox/core/ConfigValueIncludes.h

@@ -83 +83 @@
     else \
     { \
-        COUT(2) << "Warning: Couldn't reset variable " << #varname << ", corresponding container doesn't exist." << std::endl; \
+        COUT(2) << "Warning: Couldn't reset config-value '" << #varname << "', corresponding container doesn't exist." << std::endl; \
+    }
+
+/**
+    @brief Modifies a config-value by using a modifier and some arguments.
+    @param varname The name of the config-value
+    @param modifier The name of the modifier: set, tset, add, remove, reset, update
+*/
+#define ModifyConfigValue(varname, modifier, ...) \
+    orxonox::ConfigValueContainer* container##varname##modify##modifier = this->getIdentifier()->getConfigValueContainer(#varname); \
+    if (container##varname##modify##modifier) \
+    { \
+        container##varname##modify##modifier->modifier(__VA_ARGS__); \
+        container##varname##modify##modifier->getValue(&varname); \
+    } \
+    else \
+    { \
+        COUT(2) << "Warning: Couln't modify config-value '" << #varname << "', corresponding container doesn't exist." << std::endl; \
     }
 

code/branches/core2/src/orxonox/objects/test3.cc

@@ -87 +87 @@
         for (unsigned int i = 0; i < this->vector_vector3_.size(); i++)
         std::cout << "vector<vector3>: " << i << ": " << this->vector_vector3_[i] << std::endl;
+
+        ModifyConfigValue(value_int_, tset, "100");
+        std::cout << std::endl;
+        std::cout << "int:             " << this->value_int_ << std::endl;
+
+        ModifyConfigValue(value_int_, update);
+        std::cout << std::endl;
+        std::cout << "int:             " << this->value_int_ << std::endl;
     }