如何让Textfield输入框的键盘不弹出来_百度知道
如何让Textfield输入框的键盘不弹出来
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= ACCOUNT_MAX_CHARS
string.length &/ } NSCharacterSet *cs,注意要判断当/ return NO to not change text { /:(UITextField *)textField shouldChangeCharactersInRange
NSRange)range replacementString
NSString*)string
/的情况才行,如果是删除的时候;],string:filtered]; &/. BOOL basic = [string isEqualToString. if (length & return
YES;/:cs] componentsJoinedByS0 / NSString *filtered = [[string componentsSeparatedByCharactersInSet:@":kAlphaNum] invertedSet];UITextFieldDelegate - (BOOL)textFieldShouldR cs = [[NSCharacterSet characterSetWithCharactersInS/.length==0 int length = textField:(UITextField *)textF0) { return
NO; { /判断是否超过 ACCOUNT_MAX_CHARS
个字符;用户结束输入 [textField
resignFirstResponder]; } - (BOOL)textField.leng>两个代理方法 一个是点击return 缩回键盘 还有一个是对textField的输入进行监听 前提是需要对textField进行代理监听 /
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出门在外也不愁ios textfield 怎么设置键盘不能弹出_百度知道
ios textfield 怎么设置键盘不能弹出
首先拖拽一个picker,然后设置picker的hidden为yes,然后给Textfield添加一个touch down 事件,然后再代码里面如下所示:- (IBAction)select:(id)sender { & &&&&&&pickerView.hidden=NO; & &&} &&然后在 &- (void)viewDidLoad{&&&&[super viewDidLoad];&&&&// Do any additional setup after loading the view.&&&&Coursetime.inputView=[[UIView alloc] init];&&&&Coursetime.inputView.hidden=YES;}& &
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有啥用处吗;}就可以了,在ViewController的h文件中加入<?要做到这个;在m文件中加入- (BOOL)textFieldShouldBeginEditing:(UITextField *)textField{
return NO,先设UITextField的delegate为ViewCUITextFiledDelegate>这不让弹编辑框
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出门在外也不愁如何实现被键盘遮挡时,带有textfield的tableview自动上移_百度知道
如何实现被键盘遮挡时,带有textfield的tableview自动上移
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done,next,键盘出现next,这些的,但是我记得是有个属性在家没有电脑啊,有个属性的,如果你有多个textflid
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出门在外也不愁如何实现被键盘遮挡时,带有textfield的tableview自动上移_百度知道
如何实现被键盘遮挡时,带有textfield的tableview自动上移
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UIKeyboardAnimationDurationUserInfoKey]最正规的办法;
/.bounds.height = keyboardTop -
/:self name:NULL];/
newTextViewFrame:在键盘动作的时候移动视图;*
Reduce the size of the text view so that it's in sync with the appearance of the keyboard,用通知step 1:s coordinate system:nil];
[[NSNotificationCenter defaultCenter] addObserver:nil].
[animationDurationValue getValue:) name:(viewDidLoad什么的)复制代码/.些许细节自己修改下就好了:
/ Get the durat
[UIView commitAnimations];s not obsc
[UIView commitAnimations]:animationDuration];
NSTimeInterval animationD
NSValue *animationDurationValue = [userInfo objectForKey.
Animate the resize so that it'*
Restore the size of the text view (fill self' Get the top of the keyboard as the y coordinate of its origin in self'step 2;dealloc:animationDuration].
Animate the resize so that it'/.bounds:在进入视图的时候添加监视.
CGRect keyboardRect = [aValue CGRectValue];
/s view'
[UIView beginAnimations:@selector(keyboardWillH
CGFloat keyboardTop = keyboardR}step 3:UIKeyboardWillHideNs frame should align with the top of the keyboard':nil];
[UIView setAnimationDuration.bounds.
NSValue *animationDurationValue = [userInfo objectForKey:nil object:UIKeyboardWillHideN
[UIView setAnimationD}- (void)keyboardWillHide.frame = newTextViewF Animate the resize of the text view':self name.
[UIView beginA
CGRect newTextViewFrame =
[animationDurationValue getValue:UIKeyboardWillShowNs in sync with the disappearance of the keyboard:UIKeyboardFrameEndUserInfoKey]:keyboardRect fromView:在退出视图的时候注销通知viewDidUnload.y.view:nil]:&animationDuration]:(NSNotification *)notification {
/:nil];s frame in sync with the keyboard'.
NSTimeInterval animationDuration.y.
*/:&animationDuration].view:UIKeyboardAnimationDurationUserInfoKey].
[[NSNotificationCenter defaultCenter] addO/ Get the origin of the keyboard when it'. The bottom of the text view':复制代码- (void)keyboardWillShow.view:UIKeyboardWillShowNotification object:) name:复制代码[[NSNotificationCenter defaultCenter] removeO/
keyboardRect = [self:nil]:@selector(keyboardWillShow.
NSValue* aValue = [userInfo objectForKs displayed:NULL]:(NSNotification *)notification {
NSDictionary* userInfo = [notification userInfo];/.frame =
[[NSNotificationCenter defaultCenter] removeObserver:复制代码[[NSNotificationCenter defaultCenter] removeObserver:self selector.origin:self selector.view convertRs view); Observe keyboard hide and show notifications to resize the tex
NSDictionary *userInfo = [notification userInfo];这些代码是摘自apple sample code KeyboardAccessory
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出门在外也不愁tableView中有多个TextField怎么通过点击键盘上的某个键实现切换焦点?_百度知道
tableView中有多个TextField怎么通过点击键盘上的某个键实现切换焦点?
tableView中有多个TextField怎么通过点击键盘上的某个键实现切换焦点?。比如键盘上增加一个“下一项”等按钮
我有更好的答案
切换焦点实际上就是把这个TextField变为第一响应就行了
在家没有电脑啊,但是我记得是有个属性,如果你有多个textflid,键盘出现next,next,done,这些的,有个属性的,楼主可以去api找下
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出门在外也不愁}