WebViewJavascriptBridge/ExampleApp/ExampleAppDelegate.m at master · xzeror/WebViewJavascriptBridge · GitHub

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#import "ExampleAppDelegate.h"

@implementation ExampleAppDelegate

@synthesize window = _window;

@synthesize javascriptBridge = _bridge;

- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {

self.window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];

UIWebView* webView = [[UIWebView alloc] initWithFrame:self.window.bounds];

[self.window addSubview:webView];

[WebViewJavascriptBridge enableLogging];

_bridge = [WebViewJavascriptBridge bridgeForWebView:webView handler:^(id data, WVJBResponseCallback responseCallback) {

NSLog(@"ObjC received message from JS: %@", data);

responseCallback(@"Response for message from ObjC");

}];

[_bridge registerHandler:@"testObjcCallback" handler:^(id data, WVJBResponseCallback responseCallback) {

NSLog(@"testObjcCallback called: %@", data);

responseCallback(@"Response from testObjcCallback");

}];

[_bridge send:@"A string sent from ObjC before Webview has loaded." responseCallback:^(id responseData) {

NSLog(@"objc got response! %@", responseData);

}];

[_bridge callHandler:@"testJavascriptHandler" data:[NSDictionary dictionaryWithObject:@"before ready" forKey:@"foo"]];

[self renderButtons:webView];

[self loadExamplePage:webView];

[_bridge send:@"A string sent from ObjC after Webview has loaded."];

[self.window makeKeyAndVisible];

return YES;

}

- (void)renderButtons:(UIWebView*)webView {

UIButton *messageButton = [UIButton buttonWithType:UIButtonTypeRoundedRect];

[messageButton setTitle:@"Send message" forState:UIControlStateNormal];

[messageButton addTarget:self action:@selector(sendMessage:) forControlEvents:UIControlEventTouchUpInside];

[self.window insertSubview:messageButton aboveSubview:webView];

messageButton.frame = CGRectMake(20, 414, 130, 45);

UIButton *callbackButton = [UIButton buttonWithType:UIButtonTypeRoundedRect];

[callbackButton setTitle:@"Call handler" forState:UIControlStateNormal];

[callbackButton addTarget:self action:@selector(callHandler:) forControlEvents:UIControlEventTouchUpInside];

[self.window insertSubview:callbackButton aboveSubview:webView];

callbackButton.frame = CGRectMake(170, 414, 130, 45);

}

- (void)sendMessage:(id)sender {

[_bridge send:@"A string sent from ObjC to JS" responseCallback:^(id response) {

NSLog(@"sendMessage got response: %@", response);

}];

}

- (void)callHandler:(id)sender {

NSDictionary* data = [NSDictionary dictionaryWithObject:@"Hi there, JS!" forKey:@"greetingFromObjC"];

[_bridge callHandler:@"testJavascriptHandler" data:data responseCallback:^(id response) {

NSLog(@"testJavascriptHandler responded: %@", response);

}];

}

- (void)loadExamplePage:(UIWebView*)webView {

NSString* htmlPath = [[NSBundle mainBundle] pathForResource:@"ExampleApp" ofType:@"html"];

NSString* appHtml = [NSString stringWithContentsOfFile:htmlPath encoding:NSUTF8StringEncoding error:nil];

[webView loadHTMLString:appHtml baseURL:nil];

}

@end

WebViewJavascriptBridge/ExampleApp/ExampleAppDelegate.m at master · xzeror/WebViewJavascriptBridge · GitHub

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