一、效果图。
二、工程图。
三、代码。
RootViewController.h
#import <UIKit/UIKit.h>
//添加HPGrowingTextView头文件
#import "HPGrowingTextView.h"
@interface RootViewController : UIViewController
<HPGrowingTextViewDelegate>
{
HPGrowingTextView *textView;
}
@end
RootViewController.m
- (void)viewDidLoad
{
[super viewDidLoad];
// Do any additional setup after loading the view.
textView = [[HPGrowingTextView alloc] initWithFrame:CGRectMake(10, 100, 240, 40)];
textView.isScrollable = NO;
textView.contentInset = UIEdgeInsetsMake(0, 5, 0, 5);
textView.minNumberOfLines = 1;
textView.maxNumberOfLines = 6;
// you can also set the maximum height in points with maxHeight
// textView.maxHeight = 200.0f;
textView.returnKeyType = UIReturnKeyGo; //just as an example
textView.font = [UIFont systemFontOfSize:15.0f];
textView.delegate = self;
textView.internalTextView.scrollIndicatorInsets = UIEdgeInsetsMake(5, 0, 5, 0);
textView.backgroundColor = [UIColor greenColor];
textView.placeholder = @"Type to see the textView grow!";
[self.view addSubview:textView];
}
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持亿速云。
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