iOS－－基础控件总结一

UIWindow窗口

UIView视图

UIButten按钮

UILabel文本显示

UITextField输入框

UI TextView多行输入框

UISwitch开关

UISegmentedControl分段控制

UIAlertView提示

UIActionSheet提示

UIImage图片视图

UIImage图片视图

UIImageView图片视图

UITapGestureRecognnizer手势

UIScrollView滚动视图

UIPageControl页面视图

UITableView列表视图

定义

self.window = [UIWindow alloc] initWithFrame:self.view.bounds];

定义

UIView *view = [[UIView alloc] initWithFrame:[UIScreen mainScreen].bounds];

定义

UIButton *button = [[UIButton alloc] initWithFrame:self.view.bounds];

定义

UILabel *label = [[UILabel alloc] initWithFrame:CGRectMake(10, 30, 100, 300)];

定义

field = [[UITextField alloc]initWithFrame:CGRectMake(20, 40, 200, 30)];

定义

UITextView *textView = [[UITextView alloc] initWithFrame:CGRectMake(20, 20, 200, 30)];

定义

UISwitch*switch1 = [[UISwitchalloc]initWithFrame:CGRectMake(30,50,0,0)];

定义

UISegmentedControl*seg = [[UISegmentedControlalloc]initWithItems:@[@"122",@"123",@"121"]];

创建

UIAlertView*alert = [[UIAlertViewalloc]initWithTitle:@"提示"message:@"提示内容"delegate:selfcancelButtonTitle:@"取消"otherButtonTitles:@"按钮1",@"按钮2",nil];

创建

UIActionSheet*action = [[UIActionSheetalloc]initWithTitle:nildelegate:selfcancelButtonTitle:@"取消"destructiveButtonTitle:nilotherButtonTitles:@"建行",@"农行",nil];

定义

UIImageView *imageView = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"5.jpg"]];

创建

UIImage*im1 = [UIImageimageWithContentsOfFile:@"/Users/shangchengjiaoyu/Desktop/学习资料/图片/9c9b4d37ee9cd67ceb10bb2a7b3dd2e2.jpg"];

创建

imgView= [[UIImageViewalloc]initWithFrame:self.view.bounds];

创建

UITapGestureRecognizer*tap = [[UITapGestureRecognizeralloc]initWithTarget:selfaction:@selector(tap1:)];

创建

UIScrollView*scroll = [[UIScrollViewalloc]initWithFrame:CGRectMake(10,20,WIDTH-20,HEIGHT-30)];

创建

page= [[UIPageControlalloc]initWithFrame:CGRectMake(100,600,200,30)];

创建

UITableView*tableView = [[UITableViewalloc]initWithFrame:self.view.boundsstyle:UITableViewStylePlain];

背景颜色

window.backgroundColor = [UIColor whiteColor];

背景颜色

[view.backgroundColor = [UIColor grayColor];

背景颜色

[button setTitleColor:[UIColor redColor] forState:UIControlStateNormal];

背景颜色

label.backgroundColor = [UIColor colorWithRed:26/255.f green:124/255.0 blue:248/255.0 alpha:1];

背景颜色

field.backgroundColor = [UIColor yellowColor];

背景颜色

textView.backgroundColor = [UIColor grayColor];

圆的颜色

switch1.thumbTintColor= [UIColoryellowColor];

边框和选中颜色

seg.tintColor= [UIColorredColor];

设置内容

alert.message=@"11111";

范围

imageView.frame = CGRectMake(10, 20, 100, 200);

获取宽高

floatw = im1.size.width;//图片宽，和frame无关系          float H = im2.size.height;//高

调整imageView，调整其尺寸适应图片大小，（imgView的size等于图片的size）

[imgView sizeToFit];

点击次数

tap.numberOfTapsRequired=2;

设置背景颜色

scroll.backgroundColor= [UIColorwhiteColor];

设置背景颜色

page.backgroundColor= [UIColoryellowColor];

分割线颜色

tableView.separatorColor= [UIColorredColor];

让其成为主窗口切可视

[self.window makeKeyAndVisible];

加入父视图

[self.view addSubview:view];

加入父视图

[self.view addSubview:button];

加入父视图

[self.view addSubview:label];

加入父视图

[self.view addSubview:field1];

加入父视图

[self.view addSubview:textView];

加入父视图

[self.view addSubview:switch1];

加入父视图

[self.view addSubview:seg];

添加

[alertshow];

添加

[actionshowInView:self.view];

加入父视图

[self.view addSubview:imageView];

添加

UIImageView *imageView = [[UIImageView alloc] initWithImage:im4];//     imageView.frame = CGRectMake(20, 30, 100, 200);     [self.view addSubview:imageView];

输出其imgView的尺寸

NSLog(@"%@",NSStringFromCGRect(imgView.frame));

同一个手势不能添加到多个视图上

[imageViewaddGestureRecognizer:tap];

添加到父视图

[self.viewaddSubview:scroll];

添加到主视图

[self.viewaddSubview:page];

添加到父视图

[self.viewaddSubview:tableView];

设置跟视图控制器

self.window.rootViewController = [[ViewController alloc] init];

设置标签

view.tag = 1;

设置标签

butten.tag ＝ 1；

设置标签

label.tag = 1;

设置标签

field.tag = 1;

设置标签

textView。Tag ＝ 1；

设置标签

switch1.tag=1;

设置标签

seg.tag = 1;

设置标题

alert.title=@"123";

设置标签

action.tag=4;

图片转换成Data，第一个是要转换的图片对象，第二个参数代表压缩质量（0～1浮点），1代表不压缩

NSData*data1 =UIImageJPEGRepresentation(im3,1);

以imgView宽和高中较小的为标准进行比例缩放

imgView.contentMode = UIViewContentModeScaleAspectFit;

手指个数、单击

tap.numberOfTouchesRequired = 2;

设置标签

scroll.tag ＝ 1；

设置Page的页数

page.numberOfPages=4;

分割线样式

tableView.separatorStyle=UITableViewCellSeparatorStyleSingleLine;

*流程＊

main ->app ->view ->…

获取父视图中标签为一的视图

UIView *view1 = [self.view viewWithTag:1];

获取按钮的选中状态

[button setTitle:@"按钮" forState:UIControlStateSelected]; button.selected = YES;   NSLog(@"%d",button.isSelected);

文本

label.text = @"shang udh w hd ewihidwijdiwjediwje";

边框类型

field.borderStyle =UITextBorderStyleBezel;

边框类型

textView.layer.cornerRadius=10;//设置圆角，如果想要原型，需要设置为高的一半

边框颜色

switch1.tintColor= [UIColorgreenColor];

frame

seg.frame=CGRectMake(20,100,200,40);

代理方法

-(void)alertView:(UIAlertView*)alertView clickedButtonAtIndex:(NSInteger)buttonIndex{

代理方法

-(void)actionSheet:(UIActionSheet*)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex{

以imgView宽和高中较大的为标准进行等比缩放，如果imgView的尺寸不够，则负方向进行调整，但不会影响imgView的frame

imgView.contentMode = UIViewContentModeScaleAspectFill;

拖动手势

UIPanGestureRecognizer*pan = [[UIPanGestureRecognizeralloc]initWithTarget:selfaction:@selector(pan:)];//拖动手势                        [imageView1 addGestureRecognizer:pan];

设置滚动范围

scroll.contentSize=CGSizeMake((WIDTH+20)*2, (HEIGHT+30)*2);

设置选中叶

page.currentPage=0;

行高

tableView.rowHeight=100;

是否允许用户交互

view.userInteractionEnabled = NO;

设置字体大小

button.titleLabel.font = [UIFont systemFontOfSize:40];

文本颜色

label.textColor = [UIColor whiteColor];

提示内容

field.placeholder = @"888";

是否允许编辑

textView.editable = NO;

开后颜色

switch1.onTintColor= [UIColorblueColor];

给某一段设置标题

[seginsertSegmentWithImage:[UIImageimageNamed:@"avatar"]atIndex:3animated:YES];

//根据被点击按钮的索引处理点击事件,buttonIndex表示被点击的按钮的下标，默认cancel是0

NSLog(@"=====%zi",buttonIndex);

图片显示img的原始大小，显示位置位于imgView的中心，如果imgView的尺寸不够，则负方向调整

imgView.contentMode = UIViewContentModeCenter;

点击事件

-(void)tap1:(UITapGestureRecognizer*)img{

是否允许滚动

scroll.scrollEnabled=YES;

未选中页的颜色

page.pageIndicatorTintColor= [UIColorredColor];

添加视图

tableView.backgroundView = imageView;

子视图影响父视图

self.view.userInteractionEnabled = NO;

设置背景图，图片自动充满

[button setBackgroundImage:[UIImage imageNamed:@"12"] forState:UIControlStateNormal];

字体大小

label.font = [UIFont systemFontOfSize:18];

再次编辑时消失

field.clearsOnBeginEditing = YES;

是否允许滚动

textView.scrollEnabled = NO;

开关状态

switch1.On=YES;

设置标题

[seg setTitle:@"分段" forSegmentAtIndex:3];

}

NSLog(@"---->%@",[actionSheetbuttonTitleAtIndex:buttonIndex]);

图片数组

NSMutableArray*imgarr = [[NSMutableArrayalloc]init];

NSLog(@"dianji");

设置弹簧效果

scroll.bounces=YES;

选中页的颜色

page.currentPageIndicatorTintColor= [UIColorblackColor];

TableView的底部视图

UIView*footer = [[UIViewalloc]initWithFrame:CGRectMake(10,600,100,100)];

设置透明度

self.view.alpha = 0.1;

点击事件

[button addTarget:self action:@selector(settitle) forControlEvents:UIControlEventTouchUpInside];

系统字体加粗

label.font = [UIFont boldSystemFontOfSize:18];

背景图

field.background = [UIImage imageNamed:@""];

弹簧效果

textView.bounces = NO;

点击事件

[switch1addTarget:selfaction:@selector(myswitch:)forControlEvents:UIControlEventValueChanged];

获取标题

NSString*s = [segtitleForSegmentAtIndex:1];

for(inti =1; i<6; i++) {

UIView *v = img.view;

设置滚动到哪个位置

scroll.contentOffset=CGPointMake(50,50);

选中事件

[pageaddTarget:selfaction:@selector(p:)forControlEvents:UIControlEventValueChanged];

footer.backgroundColor= [UIColorgrayColor];

设置视图是否隐藏

view.hidden = YES;

设置背景图

[button setImage:[UIImage imageNamed:@"12"] forState:UIControlStateNormal];

自定义字体，前面代表字体名后面代表大小

label.font = [UIFont fontWithName:<#(NSString *)#> size:<#(CGFloat)#>];

清除按钮设置

field.clearButtonMode = UITextFieldViewModeAlways;

边框颜色

textView.layer.borderColor= [UIColorredColor].CGColor;

点击方法

-(void)myswitch:(UISwitch *)swi{

获取图片

UIImage*image = [segimageForSegmentAtIndex:3];

if(actionSheet.tag==3) {

UIImage*image = [UIImageimageNamed:[NSStringstringWithFormat:@"%d.jpg",i]];//

NSLog(@"点击：%zi",v.tag);//点击事件

获取当前滚动到位置

NSLog(@"%@",NSStringFromCGPoint(scroll.contentOffset));

tableView.tableFooterView= footer;

子视图影响父视图

self.view.hidden = YES;

设置图片的偏量

button.imageEdgeInsets = UIEdgeInsetsMake(-30, 0, 0, 0);

分两行输入

label.numberOfLines = 2;

左边加view

field.leftView = view;

边框颜色

textView.layer.borderWidth=1;

NSLog(@"点击开关");

设置某段的宽

[segsetWidth:100forSegmentAtIndex:2];

UITextField*field = (UITextField*)[self.viewviewWithTag:1];

[imgarraddObject:image];

}

允许整页滚动

scroll.pagingEnabled=YES;

数据源代理

tableView.dataSource=self;

将子视图加到父视图的某个位置

[view insertSubview:view1 atIndex:1];

设置标题的偏量

button.titleEdgeInsets = UIEdgeInsetsMake(100, -160, 0, 0);

换行样式

label.lineBreakMode = NSLineBreakByWordWrapping;

弹出视图，类似于键盘

field.inputView = view;

textView.layer.masksToBounds=YES;

//UISwitch *s = (UISwitch *)[self.view viewWithTag:1];

设置整体不被激活

[seg setEnabled:NO];

field.text= [actionSheetbuttonTitleAtIndex:buttonIndex];

}

拖动事件

-(void)pan:(UIGestureRecognizer*)pan1{

显示水平滚动条

scroll.showsHorizontalScrollIndicator=YES;

代理

tableView.delegate=self;

view1放到view2之上

[self.view insertSubview:view2 aboveSubview:view1];

设置按钮是否被选中、获取选中状态

button.selected = NO;NSLog(@"----%d",button.isSelected);

对齐方式：右对齐

label.textAlignment = NSTextAlignmentRight;

左边加视图

field.leftView = view;

代理

textView.delegate=self;

NSLog(@"---%d",swi.isOn);

设置某段不被激活

[segsetEnabled:NOforSegmentAtIndex:1];

}

图片数组

imgView.animationImages= imgarr;

//NSLog(@"%@",NSStringFromCGPoint([pan1 locationInView:self.view]));//输出point

显示垂直滚动条

scroll.showsVerticalScrollIndicator=YES;

消除多余分割线

tableView.tableFooterView= [[UITableViewalloc]init];

view1放到view2之下

[self.view insertSubview:view2 belowSubview:view1];

点击方法

-(void)settitle{

文本的阴影颜色

label.shadowColor = [UIColor blackColor];

设置左边加的视图

field.leftViewMode = UITextFieldViewModeAlways;

设置键盘返回键样式

textView.returnKeyType=UIReturnKeyDone;

设置默认选中项

seg.selectedSegmentIndex=1;

}

循环一次时间

imgView.animationDuration=3;

NSLog(@"状态：%zi",pan1.state);//输出拖动开始、拖动、结束

点状态栏，回到顶部

scroll.scrollsToTop=YES;

交换位置

[self.view exchangeSubviewAtIndex:1 withSubviewAtIndex:2];

NSLog(@"按钮点击事件");

文本的阴影偏移

label.shadowOffset = CGSizeMake(2, 3);

代理

field.delegate = self;

是否点击了return键

-(BOOL)textView:(UITextView *)textView shouldChangeTextInRange:(NSRange)range replacementText:(NSString *)text{

获取当前被选中的段

NSLog(@"选中：%zi",seg.selectedSegmentIndex);

循环次数，0为无限循环

imgView.animationRepeatCount=0;

CGPointpoint = [pan1locationInView:self.view];//拖动

缩放

scroll.zoomScale=2;

将子视图移到父视图最前面

[self.view bringSubviewToFront:view];

}

是否激活，默认YES

label.enabled = NO;

设置键盘返回键样式

field.returnKeyType = UIReturnKeyDone;

NSLog(@"====%@",text);

[segsetBackgroundImage:[UIImageimageNamed:@"btn_select"]forState:UIControlStateNormalbarMetrics:UIBarMetricsDefault];

开始循环

[imgViewstartAnimating];

pan1.view.center= point;

设置代理

scrollView.delegate=self;

将子视图移到父视图最底层

[self.view sendSubviewToBack:view];

设置新文本

-(void)setLabelText{

设置键盘为数字键

field1.keyboardType = UIKeyboardTypeNumberPad;

绑定监听事件

[seg addTarget:selfaction:@selector(segmentChange) forControlEvents:UIControlEventValueChanged];

停止动画

[imgViewstopAnimating];

最大缩放范围

scrollView.minimumZoomScale=1;

点击事件

-(void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event{

UILabel *label = (UILabel *)[self.view viewWithTag:1];

是输入为密码样式

field1.secureTextEntry = YES;

//监听是否点击了return按键

添加段

insertSegmentWithTitle:@"分段1" atIndex:0 animated:YES];

[self.view addSubview:imgView];

允许交换

imgView.userInteractionEnabled=YES;

最小缩放范围

scrollView.maximumZoomScale=3;

NSLog(@"view被点击");

label.text = @"新文本";

选中输入框

-(void)textFieldDidBeginEditing:(UITextField *)textField{

if([textisEqualToString:@"\n"]) {

删除段

[seg1 removeSegmentAtIndex:1 animated:YES];

-(void)stopDongHua{

}

}

}

if (textField == field) {

[textViewresignFirstResponder];

-(void)mysegment:(UISegmentedControl*)se {

[imgViewstopAnimating];//停止动画

-(void)land{

NSLog(@"第一个");

}

NSLog(@" dianji");

NSLog(@"点了登陆");

}//第一种方法

returnYES;

UISegmentedControl*seg3 = (UISegmentedControl*)[self.viewviewWithTag:2];

imgView.image= [UIImageimageNamed:@"1.jpg"];

}

NSLog(@"开始编辑%zi",textField.tag);//第二种方法

}

self.seg4=(UISegmentedControl*)[self.viewviewWithTag:2];

NSLog(@"停止动画");

-(void)cancel{

}

输出输入的内容

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

NSLog(@" 11111__%zi",seg3.selectedSegmentIndex);

}

NSLog(@"点了取消");

输出输入的内容

-(BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string{

NSLog(@"---->%@",textView.text);

NSLog(@"2222__%zi",se.selectedSegmentIndex);

}

NSLog(@"输入的内容%@",string);

}

NSLog(@"333__%zi",self.seg4.selectedSegmentIndex);

return YES;

a=20;

}

NSLog(@"%d",a);

点清除按钮后触发

-(BOOL)textFieldShouldClear:(UITextField *)textField{

}

NSLog(@"完全删除后");

return YES;

}

点return键后键盘消失

-(BOOL)textFieldShouldReturn:(UITextField *)textField{

NSLog(@"return时触发");

[textField resignFirstResponder];//键盘消失

return YES;

}

点击屏幕后键盘消失

-(void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event{

[self.view endEditing:YES];

NSLog(@"键盘消失");

}