Ios custom message prompt box, ios custom message

Ios custom message prompt box, ios custom message

Custom prompt box, automatically disappears 3 seconds later. Such as display effect.

Code loading in the prompt box:

-(Void) viewDidLoad {[super viewDidLoad]; // change the view background color to yellow self. view. backgroundColor = [UIColor yellowColor]; // In self. load the prompt box [[BIDNoteView sharedInstance] showNoteView: @ "display prompt information" subView: self. view];}

BIDNoteView. h code:

//// BIDNoteView. h // draw a horizontal line on the label /// Created by eJiupi on 14-7-23. // Copyright (c) 2014 xujinzhong. all rights reserved. // # import <Foundation/Foundation. h> @ interface BIDNoteView: NSObject + (BIDNoteView *) sharedInstance;-(void) showNoteView :( NSString *) noteText subView :( UIView *) subView;-(void) setFont :( UIFont *) font; @ end

BIDNoteView. m implementation code:

//// BIDNoteView. m // draw a horizontal line on the label /// Created by eJiupi on 14-7-23. // Copyright (c) 2014 xujinzhong. all rights reserved. // # import "BIDNoteView. h "@ interface BIDNoteView () // @ property (strong, nonatomic) UIView * subView; @ property (strong, nonatomic) UIView * noteView; @ property (strong, nonatomic) UILabel * noteLable; @ property (strong, nonatomic) NSTimer * timer; @ end @ implementation BIDNoteView + (BIDNoteVi Ew *) sharedInstance {static BIDNoteView * instance = nil; if (instance = nil) {instance = [[BIDNoteView alloc] init];} return instance;}-(id) init {self = [super init]; if (self) {NSInteger w = 220; NSInteger h = 50; NSInteger x = ([UIScreen mainScreen]. bounds. size. width-w)/2; NSInteger y = [UIScreen mainScreen]. bounds. size. height-60-h; self. noteView = [[UIView alloc] initWithFrame: CGRectMake (x, Y, w, h)]; self. noteView. layer. cornerRadius = 5.0; self. noteView. backgroundColor = [UIColor colorWithRed: 0 green: 0 blue: 0 alpha: 0.6]; self. noteLable = [[UILabel alloc] initWithFrame: CGRectMake (0, 0, w, h)]; self. noteLable. text = @ "no more product information"; self. noteLable. numberOfLines = 2; self. noteLable. textColor = [UIColor whiteColor]; self. noteLable. textAlignment = NSTextAlignmentCenter; self. noteLable. bac KgroundColor = [UIColor clearColor]; [self. noteView addSubview: self. noteLable];} return self;}-(void) setFont :( UIFont *) font {self. noteLable. font = font;}-(void) showNoteView :( NSString *) noteText subView :( UIView *) subView {if (self. timer! = Nil & [self. timer isValid]) {[self. timer invalidate]; self. timer = nil;} if (noteText! = Nil & [noteText length]> 0) self. noteLable. text = noteText; [subView addSubview: self. noteView]; [subView layoutIfNeeded]; self. timer = [NSTimer scheduledTimerWithTimeInterval: 1.5 target: self selector: @ selector (timerFired :) userInfo: nil repeats: NO];}-(void) timerFired :( NSTimer *) timer {[self. timer invalidate]; // [self setFont: [BIDDeviceFont font_15]; [self setFont: [UIFont fontWithName: @ "Helvetica" size: 15]; self. timer = nil; [self. noteView removeFromSuperview];} @ end