iOS Loading view. popup an loading view and covered all layout.

LoadingView.h

//
//  LoadingView.h
//  
//
//  Created by Isken on 3/16/11.
//  Copyright 2011 Isken. All rights reserved.
//

#import <UIKit/UIKit.h>


@interface LoadingView : UIView {
	UIActivityIndicatorView *loadingAnimation;
	UILabel *loadingLabel;
}

@property (nonatomic, retain) UIActivityIndicatorView *loadingAnimation;
@property (nonatomic, retain) UILabel *loadingLabel;

@end

LoadingView.m

//
//  LoadingView.m
//  gps_iphone
//
//  Created by Isken on 3/16/11.
//  Copyright 2011 Isken. All rights reserved.
//

#import "LoadingView.h"


@implementation LoadingView

@synthesize loadingAnimation, loadingLabel;

- (id)initWithFrame:(CGRect)frame {
    
    self = [super initWithFrame:frame];
    if (self) {
        // Initialization code.
		
		//set animation
		loadingAnimation = [[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge];
		[loadingAnimation setFrame:CGRectMake(self.frame.size.width/2-19, self.frame.size.height/2-19, 37, 37)];
		[loadingAnimation startAnimating];
		[self addSubview:loadingAnimation];
		
		//set label
		self.loadingLabel = [[UILabel alloc] init];
		self.loadingLabel.text = @"Loading...";
		[self.loadingLabel setTextColor:[UIColor whiteColor]];
		[self.loadingLabel setBackgroundColor:[UIColor clearColor]];
		[self.loadingLabel setFrame:CGRectMake(0, self.frame.size.height/2+25, self.frame.size.width, 30)];
		[self.loadingLabel setTextAlignment:UITextAlignmentCenter];
		[self addSubview:self.loadingLabel];
		
		NSLog(@"view = %@", [self subviews]);
		
		self.backgroundColor = [UIColor blackColor];
		self.alpha = 0.8;
    }
    return self;
}


//-(id) init{
//	[loadingAnimation startAnimating];
//	self.backgroundColor = [UIColor blackColor];
//	self.alpha = 0.8;
//}
/*
// Only override drawRect: if you perform custom drawing.
// An empty implementation adversely affects performance during animation.
- (void)drawRect:(CGRect)rect {
    // Drawing code.
}
*/

- (void)dealloc {
	[loadingLabel release];
	[loadingAnimation release];
    [super dealloc];
}


@end