IOS Call System Camera Photo album feature

Write a button to copy the following code directly

Views must inherit

<UIImagePickerControllerDelegate,UIPopoverControllerDelegate,UIActionSheetDelegate> Agent

Taking photos

-(void) Showactionsheet

{

Uiactionsheet *sheet;

if ([Uiimagepickercontroller Issourcetypeavailable:uiimagepickercontrollersourcetypecamera])

{

sheet = [[Uiactionsheet alloc] initwithtitle:@ "select" Delegate:self cancelbuttontitle:nil destructivebuttontitle:@ "Cancel" otherbuttontitles:@ "Photo", @ "select from album", Nil];

}

else {

sheet = [[Uiactionsheet alloc] initwithtitle:@ "select" Delegate:self cancelbuttontitle:nil destructivebuttontitle:@ "Cancel" Otherbuttontitles:@ "Select from album", Nil];

}

Sheet.tag = 255;

[Sheet ShowInView:self.view];

}

Upload Avatar

-(void) Actionsheet: (Uiactionsheet *) Actionsheet Clickedbuttonatindex: (Nsinteger) Buttonindex

{

if (Actionsheet.tag = = 255) {

Nsuinteger sourcetype = 0;

Determine if the camera is supported

if ([Uiimagepickercontroller Issourcetypeavailable:uiimagepickercontrollersourcetypecamera]) {

Switch (buttonindex) {

Case 0:

Cancel

Return

Case 1:

Camera

SourceType = Uiimagepickercontrollersourcetypecamera;

Break

Case 2:

Album

SourceType = uiimagepickercontrollersourcetypephotolibrary;

Break

}

}

else {

if (Buttonindex = = 0) {

Return

} else {

SourceType = Uiimagepickercontrollersourcetypesavedphotosalbum;

}

}

Jump to the camera or album page

Uiimagepickercontroller *imagepickercontroller = [[Uiimagepickercontroller alloc] init];

Imagepickercontroller.delegate = self;

imagepickercontroller.allowsediting = YES;

Imagepickercontroller.sourcetype = sourcetype;

[Self Presentviewcontroller:imagepickercontroller Animated:yes completion:^{}];

[Imagepickercontroller release];

}

}

#pragma mark-image Picker Delegte

-(void) Imagepickercontroller: (Uiimagepickercontroller *) Picker Didfinishpickingmediawithinfo: (NSDictionary *) info

{

[Picker Dismissviewcontrolleranimated:yes completion:^{}];

UIImage *image = [info objectforkey:uiimagepickercontrolleroriginalimage];

/* Here info has six values

* UIIMAGEPICKERCONTROLLERMEDIATYPE; An nsstring uttypeimage)

* UIIMAGEPICKERCONTROLLERORIGINALIMAGE; A UIImage original image

* UIIMAGEPICKERCONTROLLEREDITEDIMAGE; A UIImage image after cropping

* UIIMAGEPICKERCONTROLLERCROPRECT; An Nsvalue (CGRect)

* UIIMAGEPICKERCONTROLLERMEDIAURL; An Nsurl

* Uiimagepickercontrollerreferenceurl//An nsurl that references a asset in the Assetslibrary framework

* Uiimagepickercontrollermediametadata//An nsdictionary containing metadata from a captured photo

*/

Save picture to local, see below

[Self saveimage:image withname:@ "currentimage.png"];

_fullpath = [[Nshomedirectory () stringbyappendingpathcomponent:@ "Documents"] stringbyappendingpathcomponent:@ " Currentimage.png "];

UIImage *savedimage = [[UIImage alloc] initwithcontentsoffile:_fullpath];

[_imagebutton setbackgroundimage:savedimage forstate:0];

}

-(void) Imagepickercontrollerdidcancel: (Uiimagepickercontroller *) picker

{

[Self Dismissviewcontrolleranimated:yes completion:^{}];

}

-(void) SaveImage: (UIImage *) currentimage withname: (NSString *) imageName

{

NSData *imagedata = uiimagejpegrepresentation (currentimage, 0.5);

Get the Sandbox catalog

NSString *fullpath = [[Nshomedirectory () stringbyappendingpathcomponent:@ "Documents"] Stringbyappendingpathcomponent:imagename];

Write a picture to a file

[ImageData Writetofile:fullpath Atomically:no];

}

IOS Call System Camera Photo album feature