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Add a VENTokenFieldDataSource method to provide a VENToken subclass #64

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Add a VENTokenFieldDataSource method to provide a VENToken subclass #64

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1 change: 1 addition & 0 deletions VENTokenField/VENTokenField.h
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Original file line number Diff line number Diff line change
Expand Up @@ -37,6 +37,7 @@
- (NSUInteger)numberOfTokensInTokenField:(VENTokenField *)tokenField;
- (NSString *)tokenFieldCollapsedText:(VENTokenField *)tokenField;
- (UIColor *)tokenField:(VENTokenField *)tokenField colorSchemeForTokenAtIndex:(NSUInteger)index;
- (Class)subclassForTokensInTokenField:(VENTokenField *)tokenField;
@end


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16 changes: 15 additions & 1 deletion VENTokenField/VENTokenField.m
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Original file line number Diff line number Diff line change
Expand Up @@ -297,7 +297,7 @@ - (void)layoutTokensWithCurrentX:(CGFloat *)currentX currentY:(CGFloat *)current
{
for (NSUInteger i = 0; i < [self numberOfTokens]; i++) {
NSString *title = [self titleForTokenAtIndex:i];
VENToken *token = [[VENToken alloc] init];
VENToken *token = [[[self subclassForTokens] alloc] init];

__weak VENToken *weakToken = token;
__weak VENTokenField *weakSelf = self;
Expand Down Expand Up @@ -527,6 +527,20 @@ - (NSString *)collapsedText
return @"";
}

- (Class)subclassForTokens
{
Class defaultClass = [VENToken class];

if ([self.dataSource respondsToSelector:@selector(subclassForTokensInTokenField:)]) {
Class providedSubclass = [self.dataSource subclassForTokensInTokenField:self];
if ([providedSubclass isSubclassOfClass:defaultClass]) {
return providedSubclass;
}
}

return defaultClass;
}


#pragma mark - UITextFieldDelegate

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