textView的提醒文字

如果我们想提交一些备注信息，会想到用textFiled和textView两种控件去实现

1.提醒文字是textFiled的特有属性，但是textFiled显示文本只有一行，不能实现我们输入较多文字的情况

2.textView可以自动适配多文字输入，但是没有提醒文字，这也不符合我们设计的需求

下面就有一种解决方法，话不多说，直接上代码

p.p1 { margin: 0.0px 0.0px 0.0px 0.0px; font: 24.0px Menlo; color: #e44347 }
p.p2 { margin: 0.0px 0.0px 0.0px 0.0px; font: 24.0px Menlo; color: #ffffff; min-height: 28.0px }
p.p3 { margin: 0.0px 0.0px 0.0px 0.0px; font: 24.0px Menlo; color: #93c96a }
p.p4 { margin: 0.0px 0.0px 0.0px 0.0px; font: 24.0px Menlo; color: #c2349b }
p.p5 { margin: 0.0px 0.0px 0.0px 0.0px; font: 24.0px Menlo; color: #ffffff }
p.p6 { margin: 0.0px 0.0px 0.0px 0.0px; font: 24.0px Menlo; color: #00afca }
span.s1 { color: #d28f5a }
span.s2 { }
span.s3 { color: #c2349b }
span.s4 { color: #ffffff }
span.s5 { color: #00afca }
span.s6 { color: #93c96a }
span.s7 { color: #8b84cf }
span.s8 { color: #e44347 }

#import "YSCreateScheduleRemarkView.h"

#import "Masonry.h"

@interface YSCreateScheduleRemarkView ()

@end

@implementation YSCreateScheduleRemarkView

- (instancetype)initWithFrame:(CGRect)frame {

if (self = [super initWithFrame:frame]) {

[self initUI];

}

return self;

}

- (void)initUI {

self backgroundColor = [UIColor whiteColor];

_textView = [[UITextView alloc] init];

_textView.font = [UIFont systemFontOfSize:15];

[self addSubview:_textView];

[_textView mas_makeConstraints:^(MASConstraintMaker *make) {

make.top.mas_equalTo(self.mas_top);

make.left.mas_equalTo(self.mas_left).offset(10);

make.bottom.mas_equalTo(self.mas_bottom);

make.right.mas_equalTo(self.mas_right).offset(-10);

}];

}

- (void)setplaceholder:(NSString *)placeholder {

UILabel *placeholderLabel = [[UILabel alloc] init];

placeholderLabel.text = placeholder;

placeholderLabel.numberOfLines = 1;

placeholderLabel.textColor = [UIColor lightGrayColor];

[placeholderLabel sizeToFit];

placeholderLabel.font = _textView.font;

[_textView addSubview:placeholderLabel];

[_textView setValue:placeholderLabel forKey:@"_placeholderLabel"];

}

@end

p.p1 { margin: 0.0px 0.0px 0.0px 0.0px; font: 24.0px Menlo; color: #e44347 }
p.p2 { margin: 0.0px 0.0px 0.0px 0.0px; font: 24.0px Menlo; color: #ffffff; min-height: 28.0px }
p.p3 { margin: 0.0px 0.0px 0.0px 0.0px; font: 24.0px Menlo; color: #00afca }
p.p4 { margin: 0.0px 0.0px 0.0px 0.0px; font: 24.0px Menlo; color: #ffffff }
p.p5 { margin: 0.0px 0.0px 0.0px 0.0px; font: 24.0px Menlo; color: #c2349b }
p.p6 { margin: 0.0px 0.0px 0.0px 0.0px; font: 24.0px Menlo; color: #93c96a }
span.s1 { color: #d28f5a }
span.s2 { }
span.s3 { color: #c2349b }
span.s4 { color: #ffffff }
span.s5 { color: #93c96a }
span.s6 { color: #00afca }
span.s7 { color: #e44347 }
span.s8 { color: #8b84cf }
span.s9 { font: 24.0px "PingFang SC"; color: #e44347 }

#import "ViewController.h"

#import "YSCreateScheduleRemarkView.h"

@interface ViewController ()<UITableViewDataSource, UITableViewDelegate, UITextFieldDelegate, UITextViewDelegate>

{

UITableView *table;

}

@property (nonatomic, strong) YSCreateScheduleRemarkView *createScheduleRemarkView;

@end

@implementation ViewController

- (void)viewDidLoad {

[super viewDidLoad];

self.view.backgroundColor = [UIColorwhiteColor];

table = [[UITableView alloc]initWithFrame:[UIScreen mainScreen].bounds style:UITableViewStyleGrouped];

table.delegate = self;

table.dataSource = self;

[self.view addSubview:table];

[table registerClass:[UITableViewCell class] forCellReuseIdentifier:@"CreateScheduleCell"];

}

-(NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section

{

return  4;

}

-(CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section

{

return 0.01;

}

-(CGFloat) tableView:(UITableView *)tableView heightForFooterInSection:(NSInteger)section

{

return 135;

}

- (UIView *)tableView:(UITableView *)tableView viewForFooterInSection:(NSInteger)section {

_createScheduleRemarkView = [[YSCreateScheduleRemarkView alloc] init];

_createScheduleRemarkView.textView.delegate = self;

[_createScheduleRemarkView setplaceholder:@"备注"];

return _createScheduleRemarkView;

}

-(UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath

{

UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:@"CreateScheduleCell"];

cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:@"CreateScheduleCell"];

cell.textLabel.text = @"12111";

return cell;

}

- (void)textViewDidBeginEditing:(UITextView *)textView {

[self showKeyboardManager:1]:

}

- (void)textViewDidEndEditing:(UITextView *)textView {

[self showKeyboardManager:0];

}

- (void)showKeyboardManager:(NSInteger)integer {

[UIView animateWithDuration:0.2f animations:^{

table.frame = CGRectMake(0, integer == 1 ? -44*4 : 0, 375, 667);

}];

}