1 files changed, 135 insertions, 0 deletions
diff --git a/kommander/widget/function.cpp b/kommander/widget/function.cpp
new file mode 100644
index 00000000..3bcd21cd
--- /dev/null
+++ b/kommander/widget/function.cpp
@@ -0,0 +1,135 @@
+/***************************************************************************
+                    function.cpp - Functions for internal parser
+                             -------------------
+    copyright          : (C) 2004      Michal Rudolf <[email protected]>
+    
+ ***************************************************************************/
+
+/***************************************************************************
+ *                                                                         *
+ *   This program is free software{} you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation{} either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ ***************************************************************************/
+
+#include "function.h"
+
+using namespace Parse;
+
+Function::Function() : m_function(0), m_minArgs(0), m_maxArgs(0)
+{
+}
+
+Function::Function(FunctionPointer fp, ValueType value, const TypeList& params, uint min, uint max)
+  : m_params(params)
+{
+  m_function = fp;
+  m_returnValue = value;
+  m_minArgs = min <= m_params.count() ? min : m_params.count();
+  m_maxArgs = max >= m_params.count() ? max : m_params.count();
+}
+
+Function::Function(FunctionPointer fp, ValueType value, ValueType param1, uint min, uint max)
+{
+  m_function = fp;
+  m_returnValue = value;
+  m_params.append(param1);
+  m_minArgs = min <= 1 ? min : 1;
+  m_maxArgs = max >= 1 ? max : 1;
+}
+
+Function::Function(FunctionPointer fp, ValueType value, ValueType param1, ValueType param2, uint min , 
+         uint max)
+{
+  m_function = fp;
+  m_returnValue = value;
+  m_params.append(param1);
+  m_params.append(param2);
+  m_minArgs = min <= 2 ? min : 2;
+  m_maxArgs = max >= 2 ? max : 2;
+}
+
+Function::Function(FunctionPointer fp, ValueType value, ValueType param1, ValueType param2, ValueType param3, 
+         uint min, uint max)
+{
+  m_function = fp;
+  m_returnValue = value;
+  m_params.append(param1);
+  m_params.append(param2);
+  m_params.append(param3);
+  m_minArgs = min <= 3 ? min : 3;
+  m_maxArgs = max >= 3 ? max : 3;
+}
+
+Function::Function(FunctionPointer fp, ValueType value, ValueType param1, ValueType param2, ValueType param3, 
+                   ValueType param4, uint min, uint max)
+{
+  m_function = fp;
+  m_returnValue = value;
+  m_params.append(param1);
+  m_params.append(param2);
+  m_params.append(param3);
+  m_params.append(param4);
+  m_minArgs = min <= 4 ? min : 4;
+  m_maxArgs = max >= 4 ? max : 4;
+}
+
+Function::Function(FunctionPointer fp, ValueType value, ValueType param1, ValueType param2, ValueType param3, 
+                   ValueType param4, ValueType param5, uint min, uint max)
+{
+  m_function = fp;
+  m_returnValue = value;
+  m_params.append(param1);
+  m_params.append(param2);
+  m_params.append(param3);
+  m_params.append(param4);
+  m_params.append(param5);
+  m_minArgs = min <= 5 ? min : 5;
+  m_maxArgs = max >= 5 ? max : 5;
+}
+
+bool Function::isVoid() const
+{
+  return returnValue() == ValueNone;
+}
+
+ValueType Function::returnValue() const
+{
+  return m_returnValue;
+}
+
+ValueType Function::argType(uint i) const
+{
+  if (i < m_params.count())
+    return m_params[i];
+  else if (i < m_maxArgs)
+    return m_params.last();
+  else
+    return ValueNone;
+}
+
+uint Function::minArgs() const
+{
+  return m_minArgs;
+}
+
+uint Function::maxArgs() const
+{
+  return m_maxArgs;
+}
+
+bool Function::isValid(const ParameterList& params) const
+{
+  return params.count() >= minArgs() && params.count() <= maxArgs();
+}
+
+ParseNode Function::execute(Parser* P, const ParameterList& params) const
+{
+  if (m_function)
+    return m_function(P, params);
+  else
+    return ParseNode();
+}
+