用到知识:1.计时器NSTimer
2.UIWebView控件
3.NSURLRequest请求数据
- (void)refreshStock
{
NSString *url = [[NSString alloc] initWithString:@"http://g.foolcdn.com/charts/advanced/caps_advanced.chart?TIME_SPAN=1Y&RESOLUTION=D&SYMBOL_US=AAPL&ID_NOTATION=&IND_1=volume&CLOSE_LINE=0"];
[webView loadRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:url]]];
[url release];
}
- (void)viewDidLoad
{
[super viewDidLoad];
[self refreshStock];
[NSTimer scheduledTimerWithTimeInterval:5 target:self selector:@selector(refreshStock) userInfo:nil repeats:YES];
{
NSString *url = [[NSString alloc] initWithString:@"http://g.foolcdn.com/charts/advanced/caps_advanced.chart?TIME_SPAN=1Y&RESOLUTION=D&SYMBOL_US=AAPL&ID_NOTATION=&IND_1=volume&CLOSE_LINE=0"];
[webView loadRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:url]]];
[url release];
}
- (void)viewDidLoad
{
[super viewDidLoad];
[self refreshStock];
[NSTimer scheduledTimerWithTimeInterval:5 target:self selector:@selector(refreshStock) userInfo:nil repeats:YES];
}