ios:customcontrol:SVProgressHUD:页面切换等场景下显示程序当前运行状态

SVProgressHUD.m

//下载路径 https://github.com/samvermette/SVProgressHUD
//
//  SVProgressHUDViewController.m
//  SVProgressHUD
//
//  Created by Sam Vermette on 27.03.11.
//  Copyright 2011 Sam Vermette. All rights reserved.
//
//SVProgressHUD使用范例

#import "ViewController.h"
#import "SVProgressHUD.h"

@implementation ViewController

- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)toInterfaceOrientation {
    return YES;
}

#pragma mark -
#pragma mark Show Methods Sample

- (void)show {
	[SVProgressHUD show];
}

- (void)showWithStatus {
	[SVProgressHUD showWithStatus:@"Doing Stuff"];
}

static float progress = 0.0f;

- (IBAction)showWithProgress:(id)sender {
    progress = 0.0f;
    [SVProgressHUD showProgress:0 status:@"Loading"];
    [self performSelector:@selector(increaseProgress) withObject:nil afterDelay:0.3];
}

- (void)increaseProgress {
    progress+=0.1f;
    [SVProgressHUD showProgress:progress status:@"Loading"];

    if(progress < 1.0f)
        [self performSelector:@selector(increaseProgress) withObject:nil afterDelay:0.3];
    else
        [self performSelector:@selector(dismiss) withObject:nil afterDelay:0.4f];
}


#pragma mark -
#pragma mark Dismiss Methods Sample

- (void)dismiss {
	[SVProgressHUD popActivity];
}

- (void)dismissSuccess {
	[SVProgressHUD showSuccessWithStatus:@"Great Success!"];
}

- (void)dismissError {
	[SVProgressHUD showErrorWithStatus:@"Failed with Error"];
}

@end