[iOS] Add about dialog

2016-10-09 19:47:35 +02:00 · 2016-10-09 19:47:35 +02:00 · 9583021fa3
commit 9583021fa3
parent 3d0856a7e4
4 changed files with 172 additions and 1 deletions
--- a/iOS/AboutController.m
+++ b/iOS/AboutController.m
@ -0,0 +1,97 @@
+/*
+ * Copyright (c) 2016, Jonathan Schleifer <js@heap.zone>
+ *
+ * https://heap.zone/git/?p=scrypt-pwgen.git
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice is present in all copies.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import "AboutController.h"
+
+static NSString *aboutHTMLTemplate =
+    @"<html>"
+    @"<head>"
+    @"<style type='text/css'>"
+    @"body {"
+    @"    font-family: sans-serif;"
+    @"}"
+    @""
+    @"#title {"
+    @"    font-size: 2.5em;"
+    @"    font-weight: bold;"
+    @"}"
+    @""
+    @"#copyright {"
+    @"    font-size: 0.9em;"
+    @"    font-weight: bold;"
+    @"}"
+    @"</style>"
+    @"</head>"
+    @"<body>"
+    @"<div id='title'>"
+    @" scrypt-pwgen {version}"
+    @"</div>"
+    @"<div id='copyright'>"
+    @" Copyright © 2016, Jonathan Schleifer"
+    @"</div>"
+    @"<p name='free_software'>"
+    @" scrypt-pwgen is free software and the source code is available at "
+    @" <a href='https://heap.zone/scrypt-pwgen/'>here</a>."
+    @"</p>"
+    @"<p name='objfw'>"
+    @" It makes use of the <a href='https://heap.zone/objfw/'>ObjFW</a> "
+    @"framework and also uses its scrypt implementation."
+    @"</p>"
+    @"</body>"
+    @"</html>";
+
+@implementation AboutController
+- (void)viewDidLoad
+{
+	self.automaticallyAdjustsScrollViewInsets = NO;
+
+	NSDictionary *infoDictionary = [[NSBundle mainBundle] infoDictionary];
+	NSString *version = infoDictionary[@"CFBundleShortVersionString"];
+	NSString *aboutHTML = [aboutHTMLTemplate
+	    stringByReplacingOccurrencesOfString: @"{version}"
+				      withString: version];
+	[self.webView loadHTMLString: aboutHTML
+			     baseURL: nil];
+}
+
+- (void)dealloc
+{
+	[_webView release];
+
+	[super dealloc];
+}
+
+-	       (BOOL)webView: (UIWebView*)webView
+  shouldStartLoadWithRequest: (NSURLRequest*)request
+	      navigationType: (UIWebViewNavigationType)navigationType
+{
+	if (navigationType == UIWebViewNavigationTypeLinkClicked) {
+		[[UIApplication sharedApplication] openURL: request.URL
+						   options: @{}
+					 completionHandler: ^ (BOOL success) {
+		}];
+		return NO;
+	}
+
+	return YES;
+}
+@end