iOS自定义选择框代码分享

本文实例为大家分享了ios自定义选择框的具体代码，供大家参考，具体内容如下

效果图：

工程图：

代码：

rootviewcontroller.h

#import <uikit/uikit.h>
#import "cycustommultiselectpickerview.h"

 
@interface rootviewcontroller : uiviewcontroller
<cycustommultiselectpickerviewdelegate>
{
 cycustommultiselectpickerview *multipickerview;
 uilabel *picklabel;
}

@end

rootviewcontroller.m

#import "rootviewcontroller.h"

@interface rootviewcontroller ()

@end

@implementation rootviewcontroller

- (id)initwithnibname:(nsstring *)nibnameornil bundle:(nsbundle *)nibbundleornil
{
 self = [super initwithnibname:nibnameornil bundle:nibbundleornil];
 if (self) {
  // custom initialization
 }
 return self;
}

- (void)viewdidload
{
 [super viewdidload];
 // do any additional setup after loading the view.
 
 
 self.title=@"alpickerview";
 
 picklabel=[[uilabel alloc]initwithframe:cgrectmake(10, 100, 100, 50)];
 picklabel.backgroundcolor=[uicolor orangecolor];
 picklabel.textalignment=nstextalignmentcenter;
 [self.view addsubview:picklabel];
}
//随意点击任意处，弹出选择框
-(void)touchesbegan:(nsset *)touches withevent:(uievent *)event
{
 [self initpickerview];
}
-(void)initpickerview
{
 for (uiview *view in self.view.subviews) {
  if ([view iskindofclass:[cycustommultiselectpickerview class]]) {
   [view removefromsuperview];
  }
 }
 
 multipickerview = [[cycustommultiselectpickerview alloc] initwithframe:cgrectmake(0,[uiscreen mainscreen].bounds.size.height - 260-20, 320, 260+44)];
 multipickerview.backgroundcolor = [uicolor clearcolor];
 multipickerview.entriesarray = [nsmutablearray arraywithobjects:@"one",@"two",@"three",@"four",@"five",@"six",@"seven", nil];
 multipickerview.entriesselectedarray = [nsmutablearray arraywithobject:@"one"];
 multipickerview.multipickerdelegate = self;
 
 [self.view addsubview:multipickerview];
 [multipickerview pickershow];

}
#pragma -mark -picker delegate
//点击确定要执行的操作
-(void)returnchoosedpickerstring:(nsmutablearray *)selectedentriesarr
{
 nslog(@"returnchoosedpickerstring");
 
 nsmutablearray* newarray = [nsmutablearray array];
 
 for (nsstring* str in selectedentriesarr) {
  
  [newarray addobject:str];
 }
 nsstring *endstr = [newarray componentsjoinedbystring:@","];
 
 picklabel.text=endstr;
 
}

- (void)didreceivememorywarning
{
 [super didreceivememorywarning];
 // dispose of any resources that can be recreated.
}


@end

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。