Dogcows Code - chaz/thecheat/blob - SearchData.m

   1
   2 // **********************************************************************
   3 // The Cheat - A universal game cheater for Mac OS X
   4 // (C) 2003-2005 Chaz McGarvey (BrokenZipper)
   5 //
   6 // This program is free software; you can redistribute it and/or modify
   7 // it under the terms of the GNU General Public License as published by
   8 // the Free Software Foundation; either version 1, or (at your option)
   9 // any later version.
  10 //
  11 // This program is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15 //
  16 // You should have received a copy of the GNU General Public License
  17 // along with this program; if not, write to the Free Software
  18 // Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19 //
  20
  21
  22 #import "SearchData.h"
  23
  24
  25 @implementation SearchData
  26
  27
  28 - (id)init
  29 {
  30         if ( self = [super init] ) {
  31                 [self setVariableType:TCInt32];
  32                 [self setIntegerSign:TCSigned];
  33                 [self setSearchOperator:TCEqual];
  34                 [self setValueUsed:TCGivenValue];
  35
  36                 _undoes = -1;
  37                 _redoes = 0;
  38         }
  39         return self;
  40 }
  41
  42 - (void)dealloc
  43 {
  44         [_variableValue release];
  45         TCReleaseArray( _addresses );
  46         TCReleaseArray( _values );
  47         [super dealloc];
  48 }
  49
  50
  51 - (TCVariableType)variableType
  52 {
  53         return _variableType;
  54 }
  55
  56 - (void)setVariableType:(TCVariableType)varType
  57 {
  58         // can't change the variable type when there has been a search
  59         if ( ![self hasSearchedOnce] ) {
  60                 _variableType = varType;
  61         }
  62 }
  63
  64
  65 - (TCIntegerSign)integerSign
  66 {
  67         return _integerSign;
  68 }
  69
  70 - (void)setIntegerSign:(TCIntegerSign)sign
  71 {
  72         // can't change the integer sign when there has been a search
  73         if ( ![self hasSearchedOnce] ) {
  74                 _integerSign = sign;
  75         }
  76 }
  77
  78
  79 - (TCSearchOperator)searchOperator
  80 {
  81         return _operator;
  82 }
  83
  84 - (void)setSearchOperator:(TCSearchOperator)op
  85 {
  86         _operator = op;
  87 }
  88
  89
  90 - (TCSearchType)valueUsed
  91 {
  92         if ( ![self hasSearchedOnce] ) {
  93                 // if there is no search, then use search value no matter what
  94                 _value = TCGivenValue;
  95         }
  96         return _value;
  97 }
  98
  99 - (void)setValueUsed:(TCSearchType)value
 100 {
 101         _value = value;
 102 }
 103
 104
 105 - (Variable *)searchValue
 106 {
 107         if ( !_variableValue ) {
 108                 // create a zero value if there is none
 109                 _variableValue = [[Variable alloc] init];
 110         }
 111         return _variableValue;
 112 }
 113
 114 - (void)setSearchValue:(Variable *)value
 115 {
 116         [value retain];
 117         [_variableValue release];
 118         _variableValue = value;
 119 }
 120
 121
 122 - (unsigned)numberOfResults
 123 {
 124         if ( _addresses ) {
 125                 return TCArrayElementCount( _addresses );
 126         }
 127         return 0;
 128 }
 129
 130 - (TCArray)addresses
 131 {
 132         return _addresses;
 133 }
 134
 135 - (void)setAddresses:(TCArray)addresses
 136 {
 137         TCReleaseArray( _addresses );
 138         _addresses = addresses;
 139
 140         if ( !_addresses ) {
 141                 // clear the undoes and redoes if the search is cleared
 142                 _undoes = -1;
 143                 _redoes = 0;
 144         }
 145
 146         // clear the stored values
 147         [self setValues:NULL];
 148 }
 149
 150 - (TCArray)values
 151 {
 152         return _values;
 153 }
 154
 155 - (void)setValues:(TCArray)values
 156 {
 157         TCReleaseArray( _values );
 158         _values = values;
 159 }
 160
 161 - (void)setValue:(Variable *)value atIndex:(unsigned)index
 162 {
 163         if ( _values ) {
 164                 if ( index < TCArrayElementCount( _values ) ) {
 165                         TCArraySetElementAtIndex( _values, index, [value value] );
 166                 }
 167         }
 168 }
 169
 170 - (BOOL)valuesLoaded
 171 {
 172         return ( _values != NULL );
 173 }
 174
 175 - (Variable *)variableAtIndex:(unsigned)index
 176 {
 177         if ( [self hasSearchedOnce] ) {
 178                 Variable *var = [[Variable alloc] initWithType:[self variableType] integerSign:[self integerSign]];
 179                 [var setAddress:*(TCAddress *)TCArrayElementAtIndex( [self addresses], index )];
 180                 if ( [self valuesLoaded] ) {
 181                         [var setValue:TCArrayElementAtIndex( [self values], index ) size:TCArrayElementSize([self values])];
 182                 }
 183                 return [var autorelease];
 184         }
 185         return nil;
 186 }
 187
 188 - (NSString *)stringForRow:(unsigned)rowIndex
 189 {
 190         Variable *var = [self variableAtIndex:rowIndex];
 191
 192         if ( var ) {
 193                 if ( [self valuesLoaded] ) {
 194                         if ( [var type] == TCString ) {
 195                                 return [NSString stringWithFormat:@"%@ = \"%@\"", [var addressString], [var stringValue]];
 196                         }
 197                         else {
 198                                 return [NSString stringWithFormat:@"%@ = %@", [var addressString], [var stringValue]];
 199                         }
 200                 }
 201                 else {
 202                         return [var addressString];
 203                 }
 204         }
 205         return @"";
 206 }
 207
 208
 209 - (BOOL)hasSearchedOnce
 210 {
 211         return ( _addresses != NULL );
 212 }
 213
 214
 215 - (int)undoesLeft
 216 {
 217         return _undoes;
 218 }
 219
 220 - (int)redoesLeft
 221 {
 222         return _redoes;
 223 }
 224
 225 - (void)didAddResults
 226 {
 227         _undoes++;
 228         _redoes = 0;
 229 }
 230
 231 - (void)didUndo
 232 {
 233         _undoes--;
 234         _redoes++;
 235 }
 236
 237 - (void)didRedo
 238 {
 239         _undoes++;
 240         _redoes--;
 241 }
 242
 243
 244 - (BOOL)isTypeInteger
 245 {
 246         return _variableType <= TCInt8;
 247 }
 248
 249
 250 - (void)clearResults
 251 {
 252         [self setAddresses:NULL];
 253 }
 254
 255
 256 @end