Okay, after looking at the brilliant BSKeyboardControls, I tried implementing the enabling and disabling of the segmented control in textFieldDidBeginEditing
, instead of where my @selector
was. I also introduced a variable for the segmented control.
It works now.
Here's the amended code snippet:
- (void)viewDidLoad
{
[super viewDidLoad];
[self.topText becomeFirstResponder];
}
- (void)didReceiveMemoryWarning
{
[super didReceiveMemoryWarning];
}
- (UIToolbar *)keyboardToolBar {
UIToolbar *toolbar = [[UIToolbar alloc] init];
[toolbar setBarStyle:UIBarStyleBlackTranslucent];
[toolbar sizeToFit];
self.segControl = [[UISegmentedControl alloc] initWithItems:@[@"Previous", @"Next"]];
[self.segControl setSegmentedControlStyle:UISegmentedControlStyleBar];
self.segControl.momentary = YES;
[self.segControl addTarget:self action:@selector(changeRow:) forControlEvents:(UIControlEventValueChanged)];
[self.segControl setEnabled:NO forSegmentAtIndex:0];
UIBarButtonItem *nextButton = [[UIBarButtonItem alloc] initWithCustomView:self.segControl];
NSArray *itemsArray = @[nextButton];
[toolbar setItems:itemsArray];
return toolbar;
}
- (void)changeRow:(id)sender {
int idx = [sender selectedSegmentIndex];
if (idx) {
self.topText.text = @"Top one";
[self.bottomText becomeFirstResponder];
}
else {
self.bottomText.text =@"Bottom one";
[self.topText becomeFirstResponder];
}
}
-(void)textFieldDidBeginEditing:(UITextField *)textField {
if (!textField.inputAccessoryView) {
textField.inputAccessoryView = [self keyboardToolBar];
}
if (textField.tag) {
[self.segControl setEnabled:NO forSegmentAtIndex:1];
[self.segControl setEnabled:YES forSegmentAtIndex:0];
}
}