[ios] Fixed bug with wrong text view height while editing.

1 files changed, 34 insertions, 0 deletions

diff --git a/iphone/Maps/Classes/MWMBookmarkDescriptionViewController.mm b/iphone/Maps/Classes/MWMBookmarkDescriptionViewController.mm
index a47407bcb6..0246106542 100644
--- a/iphone/Maps/Classes/MWMBookmarkDescriptionViewController.mm
+++ b/iphone/Maps/Classes/MWMBookmarkDescriptionViewController.mm
@@ -58,6 +58,15 @@ typedef NS_ENUM(NSUInteger, BookmarkDescriptionState)
     self.state = BookmarkDescriptionStateViewHTML;
   else
     self.state = BookmarkDescriptionStateEditText;
+  if (self.iPadOwnerNavigationController)
+    return;
+  [[NSNotificationCenter defaultCenter] addObserver:self
+                                           selector:@selector(keyboardWillShown:)
+                                               name:UIKeyboardWillShowNotification object:nil];
+
+  [[NSNotificationCenter defaultCenter] addObserver:self
+                                           selector:@selector(keyboardWillBeHidden:)
+                                               name:UIKeyboardWillHideNotification object:nil];
 }
 
 - (void)viewWillAppear:(BOOL)animated
@@ -177,6 +186,31 @@ typedef NS_ENUM(NSUInteger, BookmarkDescriptionState)
   self.state = BookmarkDescriptionStateEditHTML;
 }
 
+#pragma mark - Notifications
+
+- (void)keyboardWillShown:(NSNotification *)aNotification
+{
+  NSDictionary * info = [aNotification userInfo];
+  CGSize const kbSize = [[info objectForKey:UIKeyboardFrameBeginUserInfoKey] CGRectValue].size;
+  CGFloat const externalHeight = self.navigationController.navigationBar.height + [UIApplication sharedApplication].statusBarFrame.size.height;
+  self.textView.height -= (kbSize.height - externalHeight);
+}
+
+- (void)keyboardWillBeHidden:(NSNotification *)aNotification
+{
+  NSDictionary * info = [aNotification userInfo];
+  CGSize const kbSize = [[info objectForKey:UIKeyboardFrameBeginUserInfoKey] CGRectValue].size;
+  CGFloat const externalHeight = self.navigationController.navigationBar.height + [UIApplication sharedApplication].statusBarFrame.size.height;
+  self.textView.height += (kbSize.height - externalHeight);
+}
+
+- (void)dealloc
+{
+  [[NSNotificationCenter defaultCenter] removeObserver:self];
+}
+
+#pragma mark - UIWebViewDelegate
+
 - (BOOL)webView:(UIWebView *)inWeb shouldStartLoadWithRequest:(NSURLRequest *)inRequest navigationType:(UIWebViewNavigationType)inType
 {
   if (inType == UIWebViewNavigationTypeLinkClicked)