Moved all bindings to the "bindings" sub-directory

Renamed the CSFML directory to c
Renamed the DSFML directory to d
--> bindings must now be updated to match the new organization!

git-svn-id: https://sfml.svn.sourceforge.net/svnroot/sfml/branches/sfml2@1630 4e206d99-4929-0410-ac5d-dfc041789085

bindings/d/import/dsfml/system/common.d

@@ -0,0 +1,141 @@
+/*
+*	DSFML - SFML Library wrapper for the D programming language.
+*	Copyright (C) 2008 Julien Dagorn (sirjulio13@gmail.com)
+*	Copyright (C) 2010 Andreas Hollandt
+*
+*	This software is provided 'as-is', without any express or
+*	implied warranty. In no event will the authors be held
+*	liable for any damages arising from the use of this software.
+*
+*	Permission is granted to anyone to use this software for any purpose,
+*	including commercial applications, and to alter it and redistribute
+*	it freely, subject to the following restrictions:
+*
+*	1.  The origin of this software must not be misrepresented;
+*		you must not claim that you wrote the original software.
+*		If you use this software in a product, an acknowledgment
+*		in the product documentation would be appreciated but
+*		is not required.
+*
+*	2.  Altered source versions must be plainly marked as such,
+*		and must not be misrepresented as being the original software.
+*
+*	3.  This notice may not be removed or altered from any
+*		source distribution.
+*/
+
+module dsfml.system.common;
+
+public import dsfml.system.dllloader;
+
+// type aliases for D2
+package
+{
+	alias const(char) cchar;
+	alias const(wchar) cwchar;
+	alias const(dchar) cdchar;
+	alias immutable(char) ichar;
+	alias immutable(wchar) iwchar;
+	alias immutable(dchar) idchar;
+	alias const(char)[] cstring;
+	
+//	alias immutable(void)	ivoid;
+	alias const(void)		cvoid;
+	typedef immutable(void)*	SFMLClass;
+}
+
+// used to mixin code function
+string loadFromSharedLib(string fname)
+{
+	return fname ~ " = " ~ "cast(typeof(" ~ fname ~ ")) dll.getSymbol(\"" ~ fname ~ "\");";
+}
+
+//used to mixin code function
+string loadFromSharedLib2(S...)(string lib, string className, S fnames)
+{
+	string res = `static this()
+{
+	debug
+		DllLoader dll = DllLoader.load("` ~ lib ~ `-d");
+	else
+		DllLoader dll = DllLoader.load("` ~ lib ~ `");
+
+`;
+
+	foreach(fname; fnames)
+	{
+		res ~= "\t" ~ className ~ "_" ~ fname ~ " = " ~ "cast(typeof(" ~ className ~ "_" ~ fname ~ ")) dll.getSymbol(\"" ~ className ~ "_" ~ fname ~ "\");\n";
+	}
+	return res ~ "}\n";
+}
+
+string loadDerivedFromSharedLib(S...)(string lib, string baseClass, string derivedClass, S fnames)
+{
+	string res = `static this()
+{
+	debug
+		DllLoader dll = DllLoader.load("` ~ lib ~ `-d");
+	else
+		DllLoader dll = DllLoader.load("` ~ lib ~ `");
+
+`;
+
+	foreach(fname; fnames)
+	{
+		res ~= "\t" ~ baseClass ~ "_" ~ fname ~ " = " ~ "cast(typeof(" ~ baseClass ~ "_" ~ fname ~ ")) dll.getSymbol(\"" ~ derivedClass ~ "_" ~ fname ~ "\");\n";
+	}
+	return res ~ "}\n";
+}
+
+/**
+ *	Base class for all DSFML classes.
+ */
+class DSFMLObject
+{
+private:
+	bool m_preventDelete;
+
+protected:
+	SFMLClass m_ptr;
+
+	abstract void dispose();
+
+public:
+	/// get the underlying C pointer
+	@property final SFMLClass nativePointer()
+	{
+		return m_ptr;
+	}
+
+public:
+
+	this(SFMLClass ptr, bool preventDelete = false)
+	{
+		m_ptr = ptr;
+		m_preventDelete = preventDelete;
+	}
+	
+	~this()
+	{
+		if (!m_preventDelete)
+			dispose();
+			
+		m_ptr = m_ptr.init;
+	}
+	
+
+	final void setHandled(bool handled)
+	{
+		m_preventDelete = handled;
+	}
+	
+	override bool opEquals(Object o)
+	{
+		return (m_ptr == (cast(DSFMLObject)o).nativePointer);
+	}
+	
+	protected invariant()
+	{
+		assert(m_ptr !is null, "Problem occurs with a null pointer in " ~ this.toString);
+	}
+}