Add customisation of the navigation buttons for iOS

README.md

@@ -138,6 +138,7 @@ instance, or the system browser.
     - __closebuttoncaption__: set to a string to use as the __Done__ button's caption. Note that you need to localize this value yourself.
     - __disallowoverscroll__: Set to `yes` or `no` (default is `no`). Turns on/off the UIWebViewBounce property.
     - __hidenavigationbuttons__:  set to `yes` or `no` to turn the toolbar navigation buttons on or off (defaults to `no`). Only applicable if toolbar is not disabled.
+    - __navigationbuttoncolor__:  set as a valid hex color string, for example: `#00ff00`, to change from the default color. Only applicable if navigation buttons are visible.
     - __toolbar__:  set to `yes` or `no` to turn the toolbar on or off for the InAppBrowser (defaults to `yes`)
     - __toolbarcolor__: set as a valid hex color string, for example: `#00ff00`, to change from the default color of the toolbar. Only applicable if toolbar is not disabled.
     - __toolbartranslucent__:  set to `yes` or `no` to make the toolbar translucent(semi-transparent)  (defaults to `yes`). Only applicable if toolbar is not disabled.

src/ios/CDVInAppBrowser.h

@@ -54,6 +54,7 @@
 @property (nonatomic, copy) NSString* toolbarcolor;
 @property (nonatomic, assign) BOOL toolbartranslucent;
 @property (nonatomic, assign) BOOL hidenavigationbuttons;
+@property (nonatomic, copy) NSString* navigationbuttoncolor;
 @property (nonatomic, assign) BOOL clearcache;
 @property (nonatomic, assign) BOOL clearsessioncache;
 

src/ios/CDVInAppBrowser.m

@@ -642,11 +642,17 @@
     self.forwardButton = [[UIBarButtonItem alloc] initWithTitle:frontArrowString style:UIBarButtonItemStylePlain target:self action:@selector(goForward:)];
     self.forwardButton.enabled = YES;
     self.forwardButton.imageInsets = UIEdgeInsetsZero;
+    if (_browserOptions.navigationbuttoncolor != nil) { // Set button color if user sets it in options
+      self.forwardButton.tintColor = [self colorFromHexString:_browserOptions.navigationbuttoncolor];
+    }
 
     NSString* backArrowString = NSLocalizedString(@"◄", nil); // create arrow from Unicode char
     self.backButton = [[UIBarButtonItem alloc] initWithTitle:backArrowString style:UIBarButtonItemStylePlain target:self action:@selector(goBack:)];
     self.backButton.enabled = YES;
     self.backButton.imageInsets = UIEdgeInsetsZero;
+    if (_browserOptions.navigationbuttoncolor != nil) { // Set button color if user sets it in options
+      self.backButton.tintColor = [self colorFromHexString:_browserOptions.navigationbuttoncolor];
+    }
 
     // Filter out Navigation Buttons if user requests so
     if (_browserOptions.hidenavigationbuttons) {