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Nebula 2
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Database
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DBTVTest
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Tester.m
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1995-06-12
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134 lines
#import "Tester.h"
@implementation Tester
- appDidInit:sender
{
SimpleProperty *prop;
prop = [[SimpleProperty alloc] init];
[prop setName:"column0"];
[[DBTV columnAt:0] setIdentifier:prop];
prop = [[SimpleProperty alloc] init];
[prop setName:"column1"];
[[DBTV columnAt:1] setIdentifier:prop];
[DBTV setDataSource:self];
return self;
}
- (unsigned int)rowCount
{
#ifdef FULLDEBUG
printf("-rowCount\n");
#endif /* FULLDEBUG */
return 10;
}
- (unsigned int)columnCount
{
#ifdef FULLDEBUG
printf("-columnCount\n");
#endif /* FULLDEBUG */
return 2;
}
- getValueFor:rowIdentifier :columnIdentifier into:aValue
{
#ifdef FULLDEBUG
printf("-getValueFor:rowIdentifier :columnIdentifier into:aValue\n");
printf("\trowIdentifier name is '%s'\n", [rowIdentifier name]);
printf("\tcolumnIdentifier name is '%s'\n", [columnIdentifier name]);
#endif /* FULLDEBUG */
[aValue setStringValue:"Testing"];
return self;
}
- getValueFor:identifier at:(unsigned int)aPosition into:aValue
{
char buf[100];
#ifdef FULLDEBUG
printf("-getValueFor:identifier at:%u into:aValue\n", aPosition);
printf("\tidentifier name is '%s'\n", [identifier name]);
#endif /* FULLDEBUG */
sprintf(buf, "Testing %s:row%u", [identifier name], aPosition);
[aValue setStringValue:buf];
return self;
}
- setValueFor:rowIdentifier :columnIdentifier from:aValue
{
#ifdef FULLDEBUG
printf("-setValueFor:rowIdentifier :columnIdentifier from:aValue\n");
printf("\trowIdentifier name is '%s'\n", [rowIdentifier name]);
printf("\tcolumnIdentifier name is '%s'\n", [columnIdentifier name]);
#endif /* FULLDEBUG */
return self;
}
- setValueFor:identifier at:(unsigned int)aPosition from:aValue
{
#ifdef FULLDEBUG
printf("-setValueFor:identifier at:%u from:aValue\n", aPosition);
printf("\tidentifier name is '%s'\n", [identifier name]);
#endif /* FULLDEBUG */
return self;
}
@end
@implementation SimpleProperty
- init
{
[super init];
myName = NULL;
return self;
}
- (const char *)name
{
return myName;
}
- (BOOL)setName:(const char *)aName
{
if (myName) free(myName);
if (aName) {
myName = (char *)malloc(strlen(aName)+1);
strcpy(myName, aName);
} else {
myName = NULL;
}
return YES;
}
- (id <DBEntities>)entity { return nil; }
- (BOOL)isKey { return NO; }
- (BOOL)isReadOnly { return NO; }
- (BOOL)isSingular {return YES; }
- (BOOL)matchesProperty:(id <DBProperties>)aProperty
{
if (self==aProperty) return YES;
if (strcmp([self name], [aProperty name])==0) return YES;
return NO;
}
- (id <DBTypes>)propertyType { return nil; }
@end