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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

<style>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 }</style>

#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

 

<style>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 }</style>

#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);

    }];

}

 

textView的提醒文字