Assetslibrary download pictures from the Internet, save to albums, save Web Images,

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#import "ViewController.h"

#import <AssetsLibrary/AssetsLibrary.h>

@interface Viewcontroller ()

@property (Nonatomic,strong) UIView *naview;

@end

@implementation Viewcontroller

-(void) Viewdidload {

[Super Viewdidload];

Self.naview = [[UIView alloc]initwithframe:cgrectmake (0, 0, Self.view.frame.size.width, 64)];

Self.naView.backgroundColor = [Uicolor colorwithred:0.21 green:0.54 blue:0.89 alpha:0.8];

[Self.view AddSubview:self.naView];

UIButton * button = [[UIButton alloc]initwithframe:cgrectmake (SELF.NAVIEW.FRAME.SIZE.WIDTH/2-75, 0, 150, 50)];

[Button settitle:@ "Save network Picture" Forstate:uicontrolstatenormal];

[Button addtarget:self action: @selector (Save) forcontrolevents:uicontroleventtouchupinside];

[Self.naview Addsubview:button];

}

-(void) save{

UIImage *image = [UIImage imagewithdata:[nsdata datawithcontentsofurl:[nsurl urlwithstring:@ "http://pic25.nipic.com/ 20121209/9252150_194258033000_2.jpg "]];

[Self saveimage:image];

Uiimageview * ImageView = [[Uiimageview alloc]initwithframe:cgrectmake (0, Self.view.frame.size.width, 200)];

Imageview.image = image;

[Self.view Addsubview:imageview];

}

-(void) SaveImage: (uiimage*) image{

Alassetslibrary *library = [[Alassetslibrary alloc] init];

[Library Writeimagetosavedphotosalbum:[image Cgimage] Orientation: (alassetorientation) image.imageorientation completionblock:^ (Nsurl *asseturl, Nserror *error) {

if (Error) {

NSLog (@ "Save image fail:%@", error);

}else{

Uialertview *alter = [[Uialertview alloc] initwithtitle:@ "hint" Message:nil delegate:nil cancelbuttontitle:nil otherbuttontitles:@ "Save Success", Nil];

[Alter show];

}

}];

}

Assetslibrary download pictures from the Web, save to albums, save Web images,