闲言少叙，立马入正题。。。
开发中用pickerView自定义的键盘与系统默认的键盘之间的切换。希望能帮到要用的朋友。。。
#import "ViewController.h"
@interface ViewController () <UITextViewDelegate, UITextFieldDelegate, UIPickerViewDelegate>
@property (weak, nonatomic) IBOutlet UITextField *textField;
@property (weak, nonatomic) IBOutlet UITextView *textView;
/** 自定义键盘 */
@property (nonatomic, strong) UIPickerView *pickerView;
/** 原因数组 */
@property (nonatomic, strong) NSArray *reasonArray;
@property (nonatomic, assign) BOOL isFirst;
@end
@implementation ViewController
- (IBAction)click:(id)sender {
[self.textField resignFirstResponder];
}
- (void)viewDidLoad {
[super viewDidLoad];
self.textView.delegate = self;
self.textField.delegate = self;
self.textField.inputView = self.pickerView;
}
- (void)viewDidAppear:(BOOL)animated {
[super viewDidAppear:animated];
[self.textField becomeFirstResponder];
}
- (void)viewDidDisappear:(BOOL)animated {
[super viewDidDisappear:animated];
[self.textField resignFirstResponder];
}
/*****************************************/
#pragma mark - UITextViewDelegate
- (BOOL)textViewShouldBeginEditing:(UITextView *)textView {
// 切换键盘
[self.textField resignFirstResponder];
self.textField.enabled = NO;
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.5 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
[textView becomeFirstResponder];
});
return YES;
}
- (void)textViewDidBeginEditing:(UITextView *)textView {
self.textField.enabled = YES;
}
#pragma mark - UITextFieldDelegate
- (BOOL)textFieldShouldBeginEditing:(UITextField *)textField {
// 切换键盘
[self.textView resignFirstResponder];
self.textView.editable = NO;
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.5 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
[textField becomeFirstResponder];
});
if (_isFirst) {
[self pickerView:self.pickerView didSelectRow:0 inComponent:1];
_isFirst = NO;
}
return YES;
}
- (void)textFieldDidBeginEditing:(UITextField *)textField {
self.textView.editable = YES;
}
// 不允许用户输入
- (BOOL)texttitleField:(UITextField *)texttitleField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string {
return NO;
}
/*******************切换键盘**********************/
#pragma mark - UIPickerViewreasonArraySource
- (NSInteger)numberOfComponentsInPickerView:(UIPickerView *)pickerView {
return 1;
}
// 行数
- (NSInteger)pickerView:(UIPickerView *)pickerView numberOfRowsInComponent:(NSInteger)component {
return self.reasonArray.count;
}
#pragma mark - UIPickerVeiwDelegate
- (NSString *)pickerView:(UIPickerView *)pickerView titleForRow:(NSInteger)row forComponent:(NSInteger)component {
return self.reasonArray[row];
}
// 选中某一行
- (void)pickerView:(UIPickerView *)pickerView didSelectRow:(NSInteger)row inComponent:(NSInteger)component {
self.textField.text = self.reasonArray[row];
}
#pragma mark - 懒加载
- (UIPickerView *)pickerView {
if (!_pickerView) {
_pickerView = [[UIPickerView alloc] init];
_pickerView.backgroundColor = [UIColor lightGrayColor];
// _pickerView.backgroundColor = [UIColor whiteColor];
_pickerView.delegate = self;
}
return _pickerView;
}
- (NSArray *)reasonArray {
if (!_reasonArray) {
_reasonArray = @[@"121313311",@"121313311",@"121313311",@"121313311",@"121313311",@"121313311",@"121313311",@"121313311",@"121313311",@"121313311",@"121313311",@"121313311"];
}
return _reasonArray;
}