Mercurial > projects > dwt-mac
view dwt/dwthelper/System.d @ 128:07399639c0c8
Added DWT extension to dwt.widgets.MessageBox
author | Jacob Carlborg <doob@me.com> |
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date | Sat, 17 Jan 2009 16:26:49 +0100 |
parents | 38807a925e24 |
children | 623ff6db5f1d |
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/** * Authors: Frank Benoit <keinfarbton@googlemail.com> */ module dwt.dwthelper.System; import tango.core.Exception; import tango.io.Stdout; import tango.io.model.IFile; version (LDC) { import tango.io.stream.Format; alias FormatOutput Print; } else import tango.io.Print; import tango.stdc.locale; import tango.stdc.stdlib : exit; import tango.sys.Environment; import tango.time.Clock; template SimpleType(T) { debug{ static void validCheck(uint SrcLen, uint DestLen, uint copyLen){ if(SrcLen < copyLen || DestLen < copyLen|| SrcLen < 0 || DestLen < 0){ //Util.trace("Error : SimpleType.arraycopy(), out of bounds."); assert(0); } } } static void remove(inout T[] items, int index) { if(items.length is 0) return; if(index < 0 || index >= items.length){ throw new ArrayBoundsException(__FILE__, __LINE__); } T element = items[index]; int length = items.length; if(length is 1){ items.length = 0; return;// element; } if(index is 0) items = items[1 .. $]; else if(index is length - 1) items = items[0 .. index]; else items = items[0 .. index] ~ items[index + 1 .. $]; } static void insert(inout T[] items, T item, int index = -1) { if(index is -1) index = items.length; if(index < 0 || index > items.length ){ throw new ArrayBoundsException(__FILE__, __LINE__); } if(index is items.length){ items ~= item; }else if(index is 0){ T[] newVect; newVect ~= item; items = newVect ~ items; }else if(index < items.length ){ T[] arr1 = items[0 .. index]; T[] arr2 = items[index .. $]; // Important : if you write like the following commented, // you get wrong data // code: T[] arr1 = items[0..index]; // T[] arr2 = items[index..$]; // items = arr1 ~ item; // error, !!! // items ~= arr2; // item replace the arrr2[0] here items = arr1 ~ item ~ arr2; } } static void arraycopy(T[] src, uint srcPos, T[] dest, uint destPos, uint len) { if(len is 0) return; assert(src); assert(dest); debug{validCheck(src.length - srcPos, dest.length - destPos, len);} if(src is dest){ for(int i=0; i<len; ++i){ dest[destPos+i] = src[srcPos+i]; } }else{ dest[destPos..(len+destPos)] = src[srcPos..(len+srcPos)]; } } } struct Out { static Print!(char) delegate(char[] fmt,...) println; static Print!(char) delegate(char[] fmt,...) print; static this () { println = &Stdout.formatln; print = &Stdout.format; } } struct Err { static Print!(char) delegate(char[] fmt,...) println; static Print!(char) delegate(char[] fmt,...) print; static this () { println = &Stderr.formatln; print = &Stderr.format; } } class System { alias SimpleType!(int).arraycopy arraycopy; alias SimpleType!(byte).arraycopy arraycopy; alias SimpleType!(double).arraycopy arraycopy; alias SimpleType!(float).arraycopy arraycopy; alias SimpleType!(short).arraycopy arraycopy; alias SimpleType!(long).arraycopy arraycopy; alias SimpleType!(uint).arraycopy arraycopy; alias SimpleType!(ushort).arraycopy arraycopy; alias SimpleType!(ubyte).arraycopy arraycopy; alias SimpleType!(ulong).arraycopy arraycopy; alias SimpleType!(char).arraycopy arraycopy; alias SimpleType!(wchar).arraycopy arraycopy; alias SimpleType!(Object).arraycopy arraycopy; alias SimpleType!(void*).arraycopy arraycopy; alias SimpleType!(int[]).arraycopy arraycopy; alias SimpleType!(byte[]).arraycopy arraycopy; alias SimpleType!(double[]).arraycopy arraycopy; alias SimpleType!(float[]).arraycopy arraycopy; alias SimpleType!(short[]).arraycopy arraycopy; alias SimpleType!(long[]).arraycopy arraycopy; alias SimpleType!(uint[]).arraycopy arraycopy; alias SimpleType!(ushort[]).arraycopy arraycopy; alias SimpleType!(ubyte[]).arraycopy arraycopy; alias SimpleType!(ulong[]).arraycopy arraycopy; alias SimpleType!(char[]).arraycopy arraycopy; alias SimpleType!(wchar[]).arraycopy arraycopy; alias SimpleType!(Object[]).arraycopy arraycopy; alias SimpleType!(void*[]).arraycopy arraycopy; alias SimpleType!(void*[]).arraycopy arraycopy; static long currentTimeMillis(){ return Clock.now().ticks() / 10000; } static void exit( int code ){ .exit(code); } public static int identityHashCode(Object x){ if( x is null ){ return 0; } return (*cast(Object *)&x).toHash(); } public static char[] getProperty( char[] key, char[] defval ){ char[] res = getProperty(key); if( res ){ return res; } return defval; } public static char[] getProperty( char[] key ){ /* get values for global system keys (environment) */ switch( key ) { // Ubuntu Gutsy:Environment.get for OSTYPE is not working // Force default to "linux" for now -JJR case "os.name": version (linux) return Environment.get("OSTYPE","linux"); version (darwin) return Environment.get("OSTYPE","darwin"); case "user.name": return Environment.get("USER"); case "user.home": return Environment.get("HOME"); case "user.dir" : return Environment.get("PWD"); case "file.separator" : return FileConst.PathSeparatorString ; case "file.encoding" : char* encoding; encoding = setlocale(LC_CTYPE, null); if (encoding is null) version (linux) return "CP1252"; //default version (darwin) return "UTF-8"; //default else return encoding[0..strlen(encoding)].dup; default: return null; } /* Get values for local dwt specific keys */ char[]* p; return ((p = key in localProperties) != null) ? *p : null; } public static void setProperty ( char[] key, char[] value ) { /* set property for LOCAL dwt keys */ if (key !is null && value !is null) localProperties[ key ] = value; } static Out out_; static Err err; private static char[][char[]] localProperties; }