Support for multicharacter delimiters.

venmo · May 13, 2015 · ce1237f · ce1237f
1 parent c147289
commit ce1237f
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Showing 2 changed files with 11 additions and 6 deletions.
diff --git a/VENTokenField/VENTokenField.m b/VENTokenField/VENTokenField.m
@@ -551,11 +551,16 @@ - (void)textFieldDidBeginEditing:(UITextField *)textField
 - (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string
 {
     [self unhighlightAllTokens];
-    if ([self.delimiters containsObject:string]) {
-        if ([self.delegate respondsToSelector:@selector(tokenField:didEnterText:)]) {
-            if ([textField.text length]) {
-                [self.delegate tokenField:self didEnterText:textField.text];
-                return NO;
+    NSString *newString = [textField.text stringByReplacingCharactersInRange:range withString:string];
+    for (NSString *delimiter in self.delimiters) {
+        if (newString.length > delimiter.length &&
+            [[newString substringFromIndex:newString.length - delimiter.length] isEqualToString:delimiter]) {
+            NSString *enteredString = [textField.text substringToIndex:newString.length - delimiter.length];
+            if ([self.delegate respondsToSelector:@selector(tokenField:didEnterText:)]) {
+                if (enteredString.length) {
+                    [self.delegate tokenField:self didEnterText:enteredString];
+                    return NO;
+                }
             }
         }
     }

diff --git a/VENTokenFieldSample/ViewController.m b/VENTokenFieldSample/ViewController.m
@@ -25,7 +25,7 @@ - (void)viewDidLoad
     self.tokenField.placeholderText = NSLocalizedString(@"Enter names here", nil);
     self.tokenField.toLabelText = NSLocalizedString(@"Post to:", nil);
     [self.tokenField setColorScheme:[UIColor colorWithRed:61/255.0f green:149/255.0f blue:206/255.0f alpha:1.0f]];
-    self.tokenField.delimiters = @[@",", @";"];
+    self.tokenField.delimiters = @[@",", @";", @"--"];
     [self.tokenField becomeFirstResponder];
 }