uitextfield

问题 I have two UiTextfield which are supposed to show different UiPickerView when clicked on a respective UiTextfield....... so i used this if(textField.isFirstResponder() == true) to find which textfield has been clicked...this does not work class ViewController: UIViewController, UIPickerViewDataSource , UIPickerViewDelegate { var pickerData = ["11", "12", "13"] var pickerDataOthr = ["ada","daad","ada","daad","ada","daad","ada","daad"] @IBOutlet weak var textField: UITextField! @IBOutlet weak

问题 so in my viewdidload i got something like [nameTextField becomeFirstResponder] now after a button gets klicked, i want to slide out the keyboard of this textfield, and slide another keyboard of another textfield in. i thought about [nameTextField resignFirstResponder]; [dateTextField becomeFirstResponder]; but the other keyboard shows up immediately. commenting the [dateTextField becomeFirstResponder]; out, effects that my nameTextField keyboard slides out as i wanted. any ideas how to do

问题 I have 6 Textfields in my viewController. 2 on the first row, 1 on the second, 1 on the third and 2 on the last row. The textfields work fine as far as typing into it. I just have issues scrolling the view up and down when the keyboard appears. The view scrolls up fine but when I "resign responder", the view scrolls down but scrolls down too much. e.g. if the view moved up by y amount, once I resign responder, the view would move down a value greater than y. I have the following code set up

问题 Been getting this odd error. heres the deal - in the below method i have an alert view come up, take a U/N and PW, then atempt to start another method. The method -postTweet does not get activated I just get this error in console wait_fences: failed to receive reply: 10004003 Which is really odd - as ive never seen it before - (void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex{ if (alertView == completeAlert ) { if (buttonIndex ==1) { passPromtAlert = [

问题 Been getting this odd error. heres the deal - in the below method i have an alert view come up, take a U/N and PW, then atempt to start another method. The method -postTweet does not get activated I just get this error in console wait_fences: failed to receive reply: 10004003 Which is really odd - as ive never seen it before - (void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex{ if (alertView == completeAlert ) { if (buttonIndex ==1) { passPromtAlert = [

问题 I Added a UIScrollView in a ViewController, And Added UIView under that UIScrollView I added total number 10 UITextFields in that UIView , Scrolling is Working fine While running App in Simulator/ iPhone, the First 6 UITextFields Working [Responding to touches] which are shown on the screen without scrolling, Remaining 4 UITextFields are not working [Not responding to the touches], which will shown after scrolling Please can any one guide me to resolve this issue? thank you UPDATE: I Used it

问题 I have custom UICollectionVIewCell with UILabel and UITextfield as it's property. They both IBOutlet to and connected in Storyboard. This cell get reused in a UICollection view. It get created depending on UILabel count array. So if array has three strings, this cell get created three times. User supposed to enter number in UITextfiled for relevant label. I want to save this number along with label in a dictionary. My problem is I can't get text from UITextfield. Don't know how to do that. I

问题 I'm working on an app which loads PDF files from a server and displays those PDF files within a PDFView. The files contain form fields in which the user is to type. That's works fine. The PDF files are to be used in an education setting, where the spelling should not be autocorrected and predictive text should not be available. I have not found the means to disable autocorrect in a PDFView, along the lines of autocorrectionType = false in a UITextField. I'm aware the user can manually disable

问题 I'm working on an app which loads PDF files from a server and displays those PDF files within a PDFView. The files contain form fields in which the user is to type. That's works fine. The PDF files are to be used in an education setting, where the spelling should not be autocorrected and predictive text should not be available. I have not found the means to disable autocorrect in a PDFView, along the lines of autocorrectionType = false in a UITextField. I'm aware the user can manually disable

问题 This question already has answers here : How can I make a UITextField move up when the keyboard is present - on starting to edit? (93 answers) Closed 5 years ago . I have made an app with a Registration form. When the Textfield in this form is selected it gets hidden by the soft keyboard. If i leave it as it is user can't see what he is entering while typing. 回答1: this is the old method ,but working fine for each time in your .h file @interface signupViewController : UIViewController {