Mercurial > projects > dwt-win

annotate dwt/dwthelper/ResourceBundle.d @ 124:1da8c82b1c84

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Add: hasString for ResourceBundle to indicate if the string has length 0 or is not present
author Frank Benoit <benoit@tionex.de>
date Tue, 12 Feb 2008 02:21:26 +0100
parents 00a333240696
children 184ab53b7785
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /**
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2 * Authors: Frank Benoit <keinfarbton@googlemail.com>
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3 */
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4 module dwt.dwthelper.ResourceBundle;
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5
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6 import tango.text.Util;
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7 import tango.io.Stdout;
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8
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9
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10 class ResourceBundle {
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11
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12 char[][ char[] ] map;
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13
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14 public this( char[] data ){
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15 char[] line;
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16 int dataIndex;
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17
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18 //tango.io.Stdout.Stdout.formatln( "properties put ..." );
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19 void readLine(){
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20 line.length = 0;
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21 char i = data[ dataIndex++ ];
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22 while( dataIndex < data.length && i !is '\n' && i !is '\r' ){
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23 line ~= i;
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24 i = data[ dataIndex++ ];
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25 }
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26 }
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27
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28 //tango.io.Stdout.Stdout.formatln( "properties put {}", __LINE__ );
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29 bool linecontinue = false;
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30 bool iskeypart = true;
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31 char[] key;
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32 char[] value;
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33 nextline:
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34 while( dataIndex < data.length ){
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35 //tango.io.Stdout.Stdout.formatln( "properties put {} startline", __LINE__ );
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36 readLine();
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37 line = line.trim();
84
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38 if( line.length is 0 ){
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39 //tango.io.Stdout.Stdout.formatln( "properties put {} was 0 length", __LINE__ );
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40 continue;
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41 }
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42 if( line[0] == '#' ){
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43 //tango.io.Stdout.Stdout.formatln( "properties put {} was comment", __LINE__ );
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44 continue;
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45 }
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46 int pos = 0;
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47 bool esc = false;
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48 if( !linecontinue ){
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49 iskeypart = true;
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50 key = null;
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51 value = null;
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52 }
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53 else{
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54 linecontinue = false;
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55 }
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56 while( pos < line.length ){
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57 char c = line[pos];
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58 if( esc ){
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59 esc = false;
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60 switch( c ){
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61 case 't': c = '\t'; break;
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62 case 'n': c = '\n'; break;
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63 case '\\': c = '\\'; break;
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64 default: break;
84
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65 }
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66 }
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67 else{
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68 if( c == '\\' ){
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69 if( pos == line.length -1 ){
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70 linecontinue = true;
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71 goto nextline;
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72 }
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73 esc = true;
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74 pos++;
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75 continue;
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76 }
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77 else if( iskeypart && c == '=' ){
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78 pos++;
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79 iskeypart = false;
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80 continue;
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81 }
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82 }
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83 pos++;
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84 if( iskeypart ){
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85 key ~= c;
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86 }
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87 else{
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88 value ~= c;
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89 }
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90 }
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91 if( iskeypart ){
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92 //tango.io.Stdout.Stdout.formatln( "dwt.dwthelper.ResourceBundle ctor cannot find '='." );
84
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93 continue;
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94 }
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95 key = key.trim();
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96 value = value.trim();
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97 //tango.io.Stdout.Stdout.formatln( "properties put {}=>{}", key, value );
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98
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99 map[ key.dup ] = value.dup;
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100 //tango.io.Stdout.Stdout.formatln( "properties put {}", __LINE__ );
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101 }
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102 }
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103
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104 public bool hasString( char[] key ){
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105 return ( key in map ) !is null;
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106 }
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107
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108 public char[] getString( char[] key ){
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109 if( auto v = key in map ){
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110 return (*v).dup;
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111 }
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112 return key;
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113 }
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114
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115 public static ResourceBundle getBundle( char[] name ){
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116 return new ResourceBundle( null );
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117 }
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118 public static ResourceBundle getBundleFromData( char[] data ){
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119 return new ResourceBundle( data );
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120 }
0
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121 }
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