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ViewController.m
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//
// ViewController.m
// JavaScriptAndObjectiveC
#import "ViewController.h"
#import "JSNativeMethod.h"
@interface ViewController () <UIWebViewDelegate>
@property (nonatomic, strong) UIWebView *webView;
@property (nonatomic, strong) JSContext *jsContext;
@end
@implementation ViewController
- (void)login:(UIButton *)sender {
NSInteger index = sender.tag;
if (index == 1) {//weixin
// __block NSString *code = nil;
// [OpenShare WeixinAuth:@"snsapi_userinfo" Success:^(NSDictionary *message) {
// if (message) {
// code = message[@"code"];
// }
// } Fail:^(NSDictionary *message, NSError *error) {
// nil;
// }];
//login scope: @"snsapi_message,snsapi_userinfo,snsapi_friend,snsapi_contact";//,post_timeline,sns
dispatch_async(dispatch_get_main_queue(), ^{
[OpenShare WeixinAuth:@"snsapi_userinfo" Success:^(NSDictionary *message) {
NSLog(@"微信登录成功:\n%@",message);
} Fail:^(NSDictionary *message, NSError *error) {
NSLog(@"微信登录失败:\n%@\n%@",message,error);
}];
});
}else if (index == 2){//qq
dispatch_async(dispatch_get_main_queue(), ^{
[OpenShare QQAuth:@"get_user_info" Success:^(NSDictionary *message) {
NSLog(@"QQ登录成功\n%@",message);
} Fail:^(NSDictionary *message, NSError *error) {
NSLog(@"QQ登录失败\n%@\n%@",error,message);
}];
});
}
}
- (void)viewDidLoad {
[super viewDidLoad];
// UIButton *button = [UIButton buttonWithType:UIButtonTypeCustom];
// button.frame = CGRectMake(100, 50, 200, 80);
// [button setTitle:@"weixin" forState:UIControlStateNormal];
// button.backgroundColor = [UIColor redColor];
// button.tag = 1;
// [button addTarget:self action:@selector(login:) forControlEvents:UIControlEventTouchUpInside];
// [self.view addSubview:button];
//
//
//
// UIButton *button2 = [UIButton buttonWithType:UIButtonTypeCustom];
// button2.frame = CGRectMake(100, 150, 200, 80);
// [button2 setTitle:@"qq" forState:UIControlStateNormal];
// button2.backgroundColor = [UIColor greenColor];
// button2.tag = 2;
// [button2 addTarget:self action:@selector(login:) forControlEvents:UIControlEventTouchUpInside];
// [self.view addSubview:button2];
[self.view addSubview:self.webView];
// 一个JSContext对象，就类似于JS中的Window，只需要创建一次即可
self.jsContext = [[JSContext alloc] init];
}
- (UIWebView *)webView {
if (_webView == nil) {
_webView = [[UIWebView alloc] initWithFrame:self.view.bounds];
_webView.scalesPageToFit = YES;
NSURL *url = [[NSBundle mainBundle] URLForResource:@"IOSTest" withExtension:@"html"];
NSURLRequest *request = [NSURLRequest requestWithURL:url];
[_webView loadRequest:request];
_webView.delegate = self;
}
return _webView;
}
#pragma mark - UIWebViewDelegate
- (void)webViewDidFinishLoad:(UIWebView *)webView {
// 获取当前JS运行环境
self.jsContext = [webView valueForKeyPath:@"documentView.webView.mainFrame.javaScriptContext"];
// 将block被赋给JSContext里的一个标识符,JavaScriptCore 会自动的把block封装在JavaScript函数里。这使得在JavaScript中可以简单的使用Foundation和Cocoa类,本例中将韩语参数传入通过CFStringTransform()转义
self.jsContext[@"simplifyString"] = ^(NSString *input) {
NSMutableString *mutableString = [input mutableCopy];
CFStringTransform((__bridge CFMutableStringRef)mutableString, NULL, kCFStringTransformToLatin, NO);
CFStringTransform((__bridge CFMutableStringRef)mutableString, NULL, kCFStringTransformStripCombiningMarks, NO);
return mutableString;
};
//调用JS代码并且返回参数
NSLog(@"%@", [self.jsContext evaluateScript:@"simplifyString('안녕하새요!')"]);
JSNativeMethod *call = [[JSNativeMethod alloc] init];
//将JSNativeMethod封装到JavaScript函数MobilePhoneCall()中
self.jsContext[@"MobilePhoneCall"] = call;
call.jsContext = self.jsContext;
call.viewController = self;
//JSContext 还有另外一个有用的招数：通过设置上下文的 exceptionHandler 属性，你可以观察和记录语法，类型以及运行时错误。 exceptionHandler 是一个接收一个 JSContext 引用和异常本身的回调处理
self.jsContext.exceptionHandler = ^(JSContext *context, JSValue *exceptionValue) {
context.exception = exceptionValue;
NSLog(@"异常信息：%@", exceptionValue);
};
}
@end