uitextfield

I am implementing a search bar from my local database that searches from db as user enters info.The issue is that i concat recent character and the previous ones and then send it for search.How can I REMOVE the character (last one) when back key is pressed.I am using - (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string Thanks for the replies You can get the string that is supposed to be in text field after this method: NSString *newString = [textField.text stringByReplacingCharactersInRange:range withString:string]; And

i have view something like below date picker view is always there how can i make it appear pop up when Enter date is clicked and when i click on back ground then date picker should go down i have just made date picker view customary but i dont know how to do this appear and disappear thing Fire Fist Ok. Here is some sample code for your requirement with animation. - (void) showView { [self.view addSubview:yourDatePickerView]; yourDatePickerView.frame = CGRectMake(0, -250, 320, 50); [UIView animateWithDuration:1.0 animations:^{ yourDatePickerView.frame = CGRectMake(0, 152, 320, 260); }]; } And

Swift in playground on Mac OS. When the user clicks in a UItextfield, a keyboard spawns but it is very large compared to the view and only the first few keys are available. minimal example: import UIKit import PlaygroundSupport class TesterViewController : UIViewController { var testTextField : UITextField! override func loadView() { let view = UIView() view.backgroundColor = .white testTextField = UITextField() testTextField.borderStyle = .roundedRect testTextField.text = "" view.addSubview(testTextField) testTextField.translatesAutoresizingMaskIntoConstraints = false NSLayoutConstraint

My code: - (void)viewDidLoad { [super viewDidLoad]; CGRect rectFake = CGRectZero; UITextField *fakeField = [[UITextField alloc] initWithFrame:rectFake]; [self.view addSubview:fakeField]; UIView *av = [[UIView alloc] initWithFrame:CGRectMake(0.0, 0.0, 0.0, 39.0)]; av.backgroundColor = [UIColor darkGrayColor]; CGRect rect = CGRectMake(200.0, 4.0, 400.0, 31.0); UITextField *textField = [[UITextField alloc] initWithFrame:rect]; textField.borderStyle = UITextBorderStyleRoundedRect; textField.font = [UIFont systemFontOfSize:24.0]; textField.delegate = self; [av addSubview:textField]; fakeField

iOS noob here When I add a default UITextField to the ViewController, it looks like this: My designer would like me to make the UITextField look like this (i.e. background is transparent, and just has an underline: How do I do this? Should be asking my designer for an image to set as background for the UITextField . What should the image look like? Should the image be = the blue background + the underline (minus the number i guess) Is that right? UPDATE : Based on direction below (from @Ashish Kakkad), added this code in Swift to ViewDidLoad: var bottomLine = CALayer() bottomLine.frame =

If I want to handle changes to a UITextField, such as the user typing in it; it seems like this can be done either by assigning a delegate to that text field, and then having the delegate implement shouldChangeCharactersInRange, or by adding a target to the textField, and handling the UIControlEventEditingChanged event. Aside from the fact that with the delegate method, you can return NO and therefor stop the user from making the edit, is there any difference between these 2 things? Same question for handling the beginning of editing or the ending of editing. It could be done either with the