UIWebView 自定义网页中的alert和confirm提示框风格

UIWebView 自定义网页中的alert和confirm提示框风格

转载自 ： http://blog.sina.com.cn/s/blog_6796844601010nxj.html

.h

#import <UIKit/UIKit.h>

@interface UIWebView (JavaScriptAlert)
-(void)webView:(UIWebView *)sender runJavaScriptAlertPanelWithMessage:(NSString *)message initiatedByFrame:(WebFrame *)frame;

-(BOOL)webView:(UIWebView *)sender runJavaScriptConfirmPanelWithMessage:(NSString *)message initiatedByFrame:(WebFrame *)frame;
@end

.m

#import "UIWebView+JavaScriptAlert.h"

@implementation UIWebView (JavaScriptAlert)

static BOOL diagStat = NO;

-(void)webView:(UIWebView *)sender runJavaScriptAlertPanelWithMessage:(NSString *)message initiatedByFrame:(WebFrame *)frame{
    UIAlertView* dialogue = [[UIAlertView alloc]initWithTitle:nil message:message delegate:nil cancelButtonTitle:@"Okay" otherButtonTitles:nil, nil];
    [dialogue show];
    [dialogue autorelease];
}

-(BOOL)webView:(UIWebView *)sender runJavaScriptConfirmPanelWithMessage:(NSString *)message initiatedByFrame:(WebFrame *)frame{
    UIAlertView* dialogue = [[UIAlertView alloc] initWithTitle:nil message:message delegate:self cancelButtonTitle:NSLocalizedString(@"Okay", @"Okay") otherButtonTitles:NSLocalizedString(@"Cancel", @"Cancel"), nil];
    [dialogue show];
    while (dialogue.hidden==NO && dialogue.superview!=nil) {
        [[NSRunLoop mainRunLoop] runUntilDate:[NSDate dateWithTimeIntervalSinceNow:0.01f]];
    }
    [dialogue release];
    
    return diagStat;
}

-(void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex{
    if (buttonIndex==0) {
        diagStat=YES;
    }else if(buttonIndex==1){
        diagStat=NO;
    }
}
@end