linphone-iphone/Classes/ImagePickerView.m

/* ImagePickerViewController.m
 *
 * Copyright (C) 2012  Belledonne Comunications, Grenoble, France
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

#import <MobileCoreServices/UTCoreTypes.h>

#import "ImagePickerView.h"
#import "PhoneMainView.h"

@implementation ImagePickerView

@synthesize imagePickerDelegate;
@synthesize sourceType;
@synthesize mediaTypes;
@synthesize allowsEditing;
@synthesize popoverController;

#pragma mark - Lifecycle Functions

- (id)init {
	self = [super init];
	if (self != nil) {
		pickerController = [[UIImagePickerController alloc] init];
		if (IPAD) {
			popoverController = [[UIPopoverController alloc] initWithContentViewController:pickerController];
		}
	}
	return self;
}

#pragma mark - UICompositeViewDelegate Functions

static UICompositeViewDescription *compositeDescription = nil;

+ (UICompositeViewDescription *)compositeViewDescription {
	if (compositeDescription == nil) {
		compositeDescription = [[UICompositeViewDescription alloc] init:self.class
															  statusBar:StatusBarView.class
																 tabBar:nil
															   sideMenu:SideMenuView.class
															 fullscreen:false
														 isLeftFragment:NO
														   fragmentWith:nil];
		compositeDescription.darkBackground = false;
	}
	return compositeDescription;
}

- (UICompositeViewDescription *)compositeViewDescription {
	return self.class.compositeViewDescription;
}

#pragma mark - ViewController Functions

- (void)viewDidLoad {
	[super viewDidLoad];

	[self.view setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight];
	if (popoverController == nil) {
		[pickerController.view setFrame:[self.view bounds]];
		[self.view addSubview:[pickerController view]];
	} else {
		[popoverController setDelegate:self];
	}
	[pickerController setDelegate:self];
}

- (void)viewDidAppear:(BOOL)animated {
	[super viewDidAppear:animated];
	if (popoverController != nil) {
		[popoverController presentPopoverFromRect:CGRectZero
										   inView:self.view
						 permittedArrowDirections:UIPopoverArrowDirectionAny
										 animated:FALSE];
	}
	[[UIApplication sharedApplication] setStatusBarHidden:NO]; // Fix UIImagePickerController status bar hide
	[[UIApplication sharedApplication]
		setStatusBarStyle:UIStatusBarStyleDefault]; // Fix UIImagePickerController status bar style change

	[PhoneMainView.instance hideStatusBar:YES];
}

- (void)viewWillDisappear:(BOOL)animated {
	[super viewWillDisappear:animated];
	if (popoverController != nil) {
		[popoverController dismissPopoverAnimated:NO];
	}

	[PhoneMainView.instance hideStatusBar:NO];
}

#pragma mark - Property Functions

- (BOOL)allowsEditing {
	return pickerController.allowsEditing;
}

- (void)setAllowsEditing:(BOOL)aallowsEditing {
	pickerController.allowsEditing = aallowsEditing;
}

- (UIImagePickerControllerSourceType)sourceType {
	return pickerController.sourceType;
}

- (void)setSourceType:(UIImagePickerControllerSourceType)asourceType {
	pickerController.sourceType = asourceType;
}

- (NSArray *)mediaTypes {
	return pickerController.mediaTypes;
}

- (void)setMediaTypes:(NSArray *)amediaTypes {
	pickerController.mediaTypes = amediaTypes;
}

#pragma mark -

- (void)dismiss {
	if ([[PhoneMainView.instance currentView] equal:ImagePickerView.compositeViewDescription]) {
		[PhoneMainView.instance popCurrentView];
	}
}

#pragma mark - UIImagePickerControllerDelegate Functions

- (void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary *)info {
	[self dismiss];
	UIImage *image = [info objectForKey:UIImagePickerControllerEditedImage];
	if (image == nil) {
		image = [info objectForKey:UIImagePickerControllerOriginalImage];
	}
	if (image != nil && imagePickerDelegate != nil) {
		[imagePickerDelegate imagePickerDelegateImage:image info:info];
	}
}

- (void)imagePickerControllerDidCancel:(UIImagePickerController *)picker {
	[self dismiss];
}

- (BOOL)popoverControllerShouldDismissPopover:(UIPopoverController *)apopoverController {
	[self dismiss];
	return TRUE;
}

- (void)navigationController:(UINavigationController *)navigationController
	  willShowViewController:(UIViewController *)viewController
					animated:(BOOL)animated {

	if ([navigationController isKindOfClass:[UIImagePickerController class]]) {
		[[UIApplication sharedApplication] setStatusBarHidden:NO]; // Fix UIImagePickerController status bar hide
		[[UIApplication sharedApplication]
			setStatusBarStyle:UIStatusBarStyleBlackOpaque]; // Fix UIImagePickerController status bar style change
	}
}

+ (void)SelectImageFromDevice:(id<ImagePickerDelegate>)delegate
				   atPosition:(UIView *)ipadPopoverView
					   inView:(UIView *)ipadView {
	void (^block)(UIImagePickerControllerSourceType) = ^(UIImagePickerControllerSourceType type) {
	  ImagePickerView *view = VIEW(ImagePickerView);
	  view.sourceType = type;

	  // Displays a control that allows the user to choose picture or
	  // movie capture, if both are available:
	  view.mediaTypes = [NSArray arrayWithObject:(NSString *)kUTTypeImage];

	  // Hides the controls for moving & scaling pictures, or for
	  // trimming movies. To instead show the controls, use YES.
	  view.allowsEditing = NO;
	  view.imagePickerDelegate = delegate;

	  if (IPAD && ipadView && ipadPopoverView) {
		  UIView *iterview = ipadPopoverView;
		  CGRect ipadPopoverPosition = iterview.frame;
		  do {
			  ipadPopoverPosition =
				  [iterview.superview convertRect:ipadPopoverPosition toView:iterview.superview.superview];
			  iterview = iterview.superview;
		  } while (iterview && iterview.superview != ipadView);
		  [view.popoverController presentPopoverFromRect:ipadPopoverPosition
												  inView:ipadView
								permittedArrowDirections:UIPopoverArrowDirectionAny
												animated:FALSE];
	  } else {
		  [PhoneMainView.instance changeCurrentView:view.compositeViewDescription];
	  }
	};

	DTActionSheet *sheet = [[DTActionSheet alloc] initWithTitle:NSLocalizedString(@"Select picture source", nil)];
	if ([UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypeCamera]) {
		[sheet addButtonWithTitle:NSLocalizedString(@"Camera", nil)
							block:^() {
							  block(UIImagePickerControllerSourceTypeCamera);
							}];
	}
	if ([UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypePhotoLibrary]) {
		[sheet addButtonWithTitle:NSLocalizedString(@"Photo library", nil)
							block:^() {
							  block(UIImagePickerControllerSourceTypePhotoLibrary);
							}];
	}
	[sheet addCancelButtonWithTitle:NSLocalizedString(@"Cancel", nil) block:nil];

	[sheet showInView:PhoneMainView.instance.view];
}

@end