wkwebview example for osx

Example Apps/ExampleApp-OSX-wkwebview/AppDelegate.h

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+//
+//  AppDelegate.h
+//  ExampleApp-OSX
+//
+//  Created by Marcus Westin on 6/8/13.
+//  Copyright (c) 2013 Marcus Westin. All rights reserved.
+//
+
+#import <Cocoa/Cocoa.h>
+
+@interface AppDelegate : NSObject <NSApplicationDelegate>
+
+@property (assign) IBOutlet NSWindow *window;
+
+@end

Example Apps/ExampleApp-OSX-wkwebview/AppDelegate.m

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+//
+//  AppDelegate.m
+//  ExampleApp-OSX
+//
+//  Created by Marcus Westin on 6/8/13.
+//  Copyright (c) 2013 Marcus Westin. All rights reserved.
+//
+
+#import "AppDelegate.h"
+#import <WebKit/WebKit.h>
+#import "WKWebViewJavascriptBridge.h"
+
+@implementation AppDelegate {
+    WKWebView* _webView;
+    WKWebViewJavascriptBridge* _bridge;
+}
+
+- (void)applicationDidFinishLaunching:(NSNotification *)aNotification
+{
+    [self _createViews];
+    [self _createBridge];
+    [self _createObjcButtons];
+    [self _loadPage];
+}
+
+- (void)_createBridge {
+    _bridge = [WKWebViewJavascriptBridge 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:@{ @"foo":@"before ready" }];
+}
+
+- (void)_createObjcButtons {
+    NSButton *messageButton = [[NSButton alloc] initWithFrame:NSMakeRect(5, 0, 120, 40)];
+    [messageButton setTitle:@"Send message"];
+    [messageButton setBezelStyle:NSRoundedBezelStyle];
+    [messageButton setTarget:self];
+    [messageButton setAction:@selector(_sendMessage)];
+	[_webView addSubview:messageButton];
+
+    NSButton *callbackButton = [[NSButton alloc] initWithFrame:NSMakeRect(120, 0, 120, 40)];
+    [callbackButton setTitle:@"Call handler"];
+    [callbackButton setBezelStyle:NSRoundedBezelStyle];
+    [callbackButton setTarget:self];
+    [callbackButton setAction:@selector(_callHandler)];
+    [_webView addSubview:callbackButton];
+}
+
+- (void)_sendMessage {
+    [_bridge send:@"A string sent from ObjC to JS" responseCallback:^(id response) {
+        NSLog(@"sendMessage got response: %@", response);
+    }];
+}
+
+- (void)_callHandler {
+    id data = @{ @"greetingFromObjC": @"Hi there, JS!" };
+    [_bridge callHandler:@"testJavascriptHandler" data:data responseCallback:^(id response) {
+        NSLog(@"testJavascriptHandler responded: %@", response);
+    }];    
+}
+
+- (void)_createViews {
+    NSView* contentView = _window.contentView;
+    _webView = [[WKWebView alloc] initWithFrame:contentView.frame];
+    [_webView setAutoresizingMask:(NSViewHeightSizable | NSViewWidthSizable)];
+    [contentView addSubview:_webView];
+}
+
+- (void)_loadPage {
+    NSString* htmlPath = [[NSBundle mainBundle] pathForResource:@"ExampleApp" ofType:@"html"];
+    NSString* html = [NSString stringWithContentsOfFile:htmlPath encoding:NSUTF8StringEncoding error:nil];
+    [_webView loadHTMLString:html baseURL:nil];
+}
+
+
+@end

Example Apps/ExampleApp-OSX-wkwebview/ExampleApp-OSX-Info.plist

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>en</string>
+	<key>CFBundleExecutable</key>
+	<string>${EXECUTABLE_NAME}</string>
+	<key>CFBundleIconFile</key>
+	<string></string>
+	<key>CFBundleIdentifier</key>
+	<string>WebViewJavascriptBridge.${PRODUCT_NAME:rfc1034identifier}</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleName</key>
+	<string>${PRODUCT_NAME}</string>
+	<key>CFBundlePackageType</key>
+	<string>APPL</string>
+	<key>CFBundleShortVersionString</key>
+	<string>1.0</string>
+	<key>CFBundleSignature</key>
+	<string>????</string>
+	<key>CFBundleVersion</key>
+	<string>1</string>
+	<key>LSMinimumSystemVersion</key>
+	<string>${MACOSX_DEPLOYMENT_TARGET}</string>
+	<key>NSHumanReadableCopyright</key>
+	<string>Copyright © 2013 Marcus Westin. All rights reserved.</string>
+	<key>NSMainNibFile</key>
+	<string>MainMenu</string>
+	<key>NSPrincipalClass</key>
+	<string>NSApplication</string>
+</dict>
+</plist>

Example Apps/ExampleApp-OSX-wkwebview/ExampleApp-OSX-Prefix.pch

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+//
+// Prefix header for all source files of the 'ExampleApp-OSX' target in the 'ExampleApp-OSX' project
+//
+
+#ifdef __OBJC__
+    #import <Cocoa/Cocoa.h>
+#endif