用代码获取APP启动页图片
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//
// AppleSystemService.swift
// Swift-Animations
//
// Created by YouXianMing on 16/8/11.
// Copyright © 2016年 YouXianMing. All rights reserved.
//
import UIKit
class AppleSystemService : NSObject {
/**
Get the lauch image.
- returns: The lauch image.
*/
class func launchImage() -> UIImage {
var lauchImage : UIImage!
var viewOrientation : String!
let viewSize = UIScreen.mainScreen().bounds.size
let orientation = UIApplication.sharedApplication().statusBarOrientation
if orientation == .LandscapeLeft || orientation == .LandscapeRight {
viewOrientation = "Landscape"
} else {
viewOrientation = "Portrait"
}
let imagesInfoArray = NSBundle.mainBundle().infoDictionary!["UILaunchImages"]
for dict : Dictionary <String, String> in imagesInfoArray as! Array {
let imageSize = CGSizeFromString(dict["UILaunchImageSize"]!)
if CGSizeEqualToSize(imageSize, viewSize) && viewOrientation == dict["UILaunchImageOrientation"]! as String {
lauchImage = UIImage(named: dict["UILaunchImageName"]!)
}
}
return lauchImage
}
}
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源码 - Objective-C
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//
// AppleSystemService.h
// AppleSystemService
//
// Created by YouXianMing on 16/7/2.
// Copyright © 2016年 YouXianMing. All rights reserved.
//
#import <Foundation/Foundation.h>
#import <UIKit/UIKit.h>
@interface AppleSystemService : NSObject
/**
* Get the lauch image.
*
* @return The lauch image.
*/
+ (UIImage *)launchImage;
@end
//
// AppleSystemService.m
// AppleSystemService
//
// Created by YouXianMing on 16/7/2.
// Copyright © 2016年 YouXianMing. All rights reserved.
//
#import "AppleSystemService.h"
@implementation AppleSystemService
+ (UIImage *)launchImage {
UIImage *lauchImage = nil;
NSString *viewOrientation = nil;
CGSize viewSize = [UIScreen mainScreen].bounds.size;
UIInterfaceOrientation orientation = [[UIApplication sharedApplication] statusBarOrientation];
if (orientation == UIInterfaceOrientationLandscapeLeft || orientation == UIInterfaceOrientationLandscapeRight) {
viewOrientation = @"Landscape";
} else {
viewOrientation = @"Portrait";
}
NSArray *imagesDictionary = [[[NSBundle mainBundle] infoDictionary] valueForKey:@"UILaunchImages"];
for (NSDictionary *dict in imagesDictionary) {
CGSize imageSize = CGSizeFromString(dict[@"UILaunchImageSize"]);
if (CGSizeEqualToSize(imageSize, viewSize) && [viewOrientation isEqualToString:dict[@"UILaunchImageOrientation"]]) {
lauchImage = [UIImage imageNamed:dict[@"UILaunchImageName"]];
}
}
return lauchImage;
}
@end
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