Bump External dependencies.

2013-08-11 00:08:25 -04:00
parent 77439af486
commit 8375808cdc
224 changed files with 13810 additions and 2949 deletions
--- a/External/google-plus-ios-sdk/SampleCode/ShareViewController.m
+++ b/External/google-plus-ios-sdk/SampleCode/ShareViewController.m
@@ -0,0 +1,702 @@
+//
+//  ShareViewController.m
+//
+//  Copyright 2012 Google Inc.
+//
+//  Licensed under the Apache License, Version 2.0 (the "License");
+//  you may not use this file except in compliance with the License.
+//  You may obtain a copy of the License at
+//
+//  http://www.apache.org/licenses/LICENSE-2.0
+//
+//  Unless required by applicable law or agreed to in writing, software
+//  distributed under the License is distributed on an "AS IS" BASIS,
+//  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+//  See the License for the specific language governing permissions and
+//  limitations under the License.
+//
+
+#import "ShareViewController.h"
+
+#import <GoogleOpenSource/GoogleOpenSource.h>
+#import <GooglePlus/GooglePlus.h>
+#import <QuartzCore/QuartzCore.h>
+
+@interface ShareViewController() <GPPShareDelegate>
+- (void)animateKeyboard:(NSNotification *)notification
+             shouldShow:(BOOL)shouldShow;
+- (void)layout;
+- (void)placeView:(UIView *)view x:(CGFloat)x y:(CGFloat)y;
+- (void)populateTextFields;
+@end
+
+@implementation ShareViewController
+
+@synthesize callToActions = callToActions_;
+@synthesize selectedCallToAction = selectedCallToAction_;
+@synthesize callToActionPickerView = callToActionPickerView_;
+@synthesize addContentDeepLinkSwitch = addContentDeepLinkSwitch_;
+@synthesize contentDeepLinkDescription = contentDeepLinkDescription_;
+@synthesize contentDeepLinkID = contentDeepLinkID_;
+@synthesize contentDeepLinkTitle = contentDeepLinkTitle_;
+@synthesize contentDeepLinkThumbnailURL = contentDeepLinkThumbnailURL_;
+@synthesize sharePrefillText = sharePrefillText_;
+@synthesize shareURL = shareURL_;
+@synthesize shareStatus = shareStatus_;
+@synthesize shareToolbar = shareToolbar_;
+@synthesize shareScrollView = shareScrollView_;
+@synthesize shareView = shareView_;
+@synthesize addContentDeepLinkLabel = addContentDeepLinkLabel_;
+@synthesize urlToShareLabel = urlToShareLabel_;
+@synthesize prefillTextLabel = prefillTextLabel_;
+@synthesize contentDeepLinkIDLabel = contentDeepLinkIDLabel_;
+@synthesize contentDeepLinkTitleLabel = contentDeepLinkTitleLabel_;
+@synthesize contentDeepLinkDescriptionLabel =
+    contentDeepLinkDescriptionLabel_;
+@synthesize contentDeepLinkThumbnailURLLabel =
+    contentDeepLinkThumbnailURLLabel_;
+@synthesize shareButton = shareButton_;
+@synthesize urlForContentDeepLinkMetadataSwitch =
+    urlForContentDeepLinkMetadataSwitch_;
+@synthesize urlForContentDeepLinkMetadataLabel =
+    urlForContentDeepLinkMetadataLabel_;
+@synthesize addCallToActionButtonSwitch = addCallToActionButtonSwitch_;
+@synthesize addCallToActionButtonLabel = addCallToActionButtonLabel_;
+
+- (void)dealloc {
+  [callToActions_ release];
+  [selectedCallToAction_ release];
+  [callToActionPickerView_ release];
+  [addContentDeepLinkSwitch_ release];
+  [contentDeepLinkID_ release];
+  [contentDeepLinkTitle_ release];
+  [contentDeepLinkDescription_ release];
+  [contentDeepLinkThumbnailURL_ release];
+  [sharePrefillText_ release];
+  [shareURL_ release];
+  [shareStatus_ release];
+  [shareToolbar_ release];
+  [shareScrollView_ release];
+  [shareView_ release];
+  [addContentDeepLinkLabel_ release];
+  [urlToShareLabel_ release];
+  [prefillTextLabel_ release];
+  [contentDeepLinkIDLabel_ release];
+  [contentDeepLinkTitleLabel_ release];
+  [contentDeepLinkDescriptionLabel_ release];
+  [contentDeepLinkThumbnailURLLabel_ release];
+  [shareButton_ release];
+  [urlForContentDeepLinkMetadataSwitch_ release];
+  [urlForContentDeepLinkMetadataLabel_ release];
+  [addCallToActionButtonSwitch_ release];
+  [addCallToActionButtonLabel_ release];
+  [super dealloc];
+}
+
+#pragma mark - View lifecycle
+
+- (void)viewDidLoad {
+  // Set up Google+ share dialog.
+  [GPPShare sharedInstance].delegate = self;
+
+  [addCallToActionButtonSwitch_ setOn:NO];
+  [addContentDeepLinkSwitch_ setOn:NO];
+  if (![GPPSignIn sharedInstance].authentication ||
+      ![[GPPSignIn sharedInstance].scopes containsObject:
+          kGTLAuthScopePlusLogin]) {
+    addCallToActionButtonLabel_.text = @"Sign in for call-to-action";
+    addCallToActionButtonSwitch_.enabled = NO;
+  }
+  addCallToActionButtonLabel_.adjustsFontSizeToFitWidth = YES;
+
+  self.callToActions = [NSArray arrayWithObjects:
+      @"ACCEPT",
+      @"ACCEPT_GIFT",
+      @"ADD",
+      @"ANSWER",
+      @"ADD_TO_CALENDAR",
+      @"APPLY",
+      @"ASK",
+      @"ATTACK",
+      @"BEAT",
+      @"BID",
+      @"BOOK",
+      @"BOOKMARK",
+      @"BROWSE",
+      @"BUY",
+      @"CAPTURE",
+      @"CHALLENGE",
+      @"CHANGE",
+      @"CHECKIN",
+      @"CLICK_HERE",
+      @"CLICK_ME",
+      @"COLLECT",
+      @"COMMENT",
+      @"COMPARE",
+      @"COMPLAIN",
+      @"CONFIRM",
+      @"CONNECT",
+      @"CONTRIBUTE",
+      @"COOK",
+      @"CREATE",
+      @"DEFEND",
+      @"DINE",
+      @"DISCOVER",
+      @"DISCUSS",
+      @"DONATE",
+      @"DOWNLOAD",
+      @"EARN",
+      @"EAT",
+      @"EXPLAIN",
+      @"FOLLOW",
+      @"GET",
+      @"GIFT",
+      @"GIVE",
+      @"GO",
+      @"HELP",
+      @"IDENTIFY",
+      @"INSTALL_APP",
+      @"INTRODUCE",
+      @"INVITE",
+      @"JOIN",
+      @"JOIN_ME",
+      @"LEARN",
+      @"LEARN_MORE",
+      @"LISTEN",
+      @"LOVE",
+      @"MAKE",
+      @"MATCH",
+      @"OFFER",
+      @"OPEN",
+      @"OPEN_APP",
+      @"OWN",
+      @"PAY",
+      @"PIN",
+      @"PLAN",
+      @"PLAY",
+      @"RATE",
+      @"READ",
+      @"RECOMMEND",
+      @"RECORD",
+      @"REDEEM",
+      @"REPLY",
+      @"RESERVE",
+      @"REVIEW",
+      @"RSVP",
+      @"SAVE",
+      @"SAVE_OFFER",
+      @"SELL",
+      @"SEND",
+      @"SHARE_X",
+      @"SIGN_IN",
+      @"SIGN_UP",
+      @"START",
+      @"ST0P",
+      @"TEST",
+      @"UPVOTE",
+      @"VIEW",
+      @"VIEW_ITEM",
+      @"VIEW_PROFILE",
+      @"VISIT",
+      @"VOTE",
+      @"WANT",
+      @"WATCH",
+      @"WRITE",
+      nil
+  ];
+  self.selectedCallToAction = [callToActions_ objectAtIndex:0];
+  self.callToActionPickerView = [[[UIPickerView alloc] init] autorelease];
+  callToActionPickerView_.delegate = self;
+  callToActionPickerView_.dataSource = self;
+  [addCallToActionButtonSwitch_ addTarget:self
+                                   action:@selector(addCallToActionSwitched)
+                         forControlEvents:UIControlEventValueChanged];
+
+  [self layout];
+  [self populateTextFields];
+  [super viewDidLoad];
+}
+
+- (void)viewDidUnload {
+  [GPPShare sharedInstance].delegate = nil;
+  [[NSNotificationCenter defaultCenter]
+      removeObserver:self
+                name:UIKeyboardWillShowNotification
+              object:nil];
+  [[NSNotificationCenter defaultCenter]
+      removeObserver:self
+                name:UIKeyboardWillHideNotification
+              object:nil];
+
+  [self setAddContentDeepLinkSwitch:nil];
+  [self setContentDeepLinkID:nil];
+  [self setContentDeepLinkTitle:nil];
+  [self setContentDeepLinkDescription:nil];
+  [self setContentDeepLinkThumbnailURL:nil];
+  [self setShareScrollView:nil];
+  [self setShareView:nil];
+  [self setShareToolbar:nil];
+  [self setAddContentDeepLinkLabel:nil];
+  [self setUrlToShareLabel:nil];
+  [self setPrefillTextLabel:nil];
+  [self setContentDeepLinkIDLabel:nil];
+  [self setContentDeepLinkTitleLabel:nil];
+  [self setContentDeepLinkDescriptionLabel:nil];
+  [self setContentDeepLinkThumbnailURLLabel:nil];
+  [self setShareButton:nil];
+  [self setUrlForContentDeepLinkMetadataSwitch:nil];
+  [self setUrlForContentDeepLinkMetadataLabel:nil];
+  [self setAddCallToActionButtonSwitch:nil];
+  [self setAddCallToActionButtonLabel:nil];
+  [super viewDidUnload];
+}
+
+- (void)viewWillAppear:(BOOL)animated {
+  if ([[UIDevice currentDevice] userInterfaceIdiom]
+      == UIUserInterfaceIdiomPad) {
+    shareScrollView_.frame = self.view.frame;
+  }
+  [super viewWillAppear:animated];
+
+  // Register for keyboard notifications while visible.
+  [[NSNotificationCenter defaultCenter]
+      addObserver:self
+         selector:@selector(keyboardWillShow:)
+             name:UIKeyboardWillShowNotification
+           object:nil];
+  [[NSNotificationCenter defaultCenter]
+      addObserver:self
+         selector:@selector(keyboardWillHide:)
+             name:UIKeyboardWillHideNotification
+           object:nil];
+}
+
+- (void)viewWillDisappear:(BOOL)animated {
+  // Unregister for keyboard notifications while not visible.
+  [[NSNotificationCenter defaultCenter]
+      removeObserver:self
+                name:UIKeyboardWillShowNotification
+              object:nil];
+  [[NSNotificationCenter defaultCenter]
+      removeObserver:self
+                name:UIKeyboardWillHideNotification
+              object:nil];
+
+  [super viewWillDisappear:animated];
+}
+
+#pragma mark - UITextFieldDelegate
+
+- (BOOL)textFieldShouldReturn:(UITextField *)textField {
+  [textField resignFirstResponder];
+  return YES;
+}
+
+- (void)textFieldDidBeginEditing:(UITextField *)textField {
+  activeField_ = textField;
+}
+
+- (void)textFieldDidEndEditing:(UITextField *)textField {
+  activeField_ = nil;
+}
+
+#pragma mark - GPPShareDelegate
+
+- (void)finishedSharing:(BOOL)shared {
+  NSString *text = shared ? @"Success" : @"Canceled";
+  shareStatus_.text = [NSString stringWithFormat:@"Status: %@", text];
+}
+
+#pragma mark - UIActionSheetDelegate
+
+- (void)actionSheet:(UIActionSheet *)actionSheet
+    didDismissWithButtonIndex:(NSInteger)buttonIndex {
+  if (buttonIndex == 0) {
+    [self shareButton:nil];
+  } else if (buttonIndex == 1) {
+    shareStatus_.text = @"Status: Sharing...";
+    MFMailComposeViewController *picker =
+        [[[MFMailComposeViewController alloc] init] autorelease];
+    picker.mailComposeDelegate = self;
+    [picker setSubject:sharePrefillText_.text];
+    [picker setMessageBody:shareURL_.text isHTML:NO];
+
+    [self presentModalViewController:picker animated:YES];
+  }
+}
+
+#pragma mark - MFMailComposeViewControllerDelegate
+
+- (void)mailComposeController:(MFMailComposeViewController *)controller
+          didFinishWithResult:(MFMailComposeResult)result
+                        error:(NSError*)error {
+  NSString *text;
+  switch (result) {
+    case MFMailComposeResultCancelled:
+      text = @"Canceled";
+      break;
+    case MFMailComposeResultSaved:
+      text = @"Saved";
+      break;
+    case MFMailComposeResultSent:
+      text = @"Sent";
+      break;
+    case MFMailComposeResultFailed:
+      text = @"Failed";
+      break;
+    default:
+      text = @"Not sent";
+      break;
+  }
+  shareStatus_.text = [NSString stringWithFormat:@"Status: %@", text];
+  [self dismissModalViewControllerAnimated:YES];
+}
+
+#pragma mark - UIKeyboard
+
+- (void)keyboardWillShow:(NSNotification *)notification {
+  [self animateKeyboard:notification shouldShow:YES];
+}
+
+- (void)keyboardWillHide:(NSNotification *)notification {
+  [self animateKeyboard:notification shouldShow:NO];
+}
+
+#pragma mark - IBActions
+
+- (IBAction)shareButton:(id)sender {
+  shareStatus_.text = @"Status: Sharing...";
+  id<GPPShareBuilder> shareBuilder = [[GPPShare sharedInstance] shareDialog];
+
+  NSString *inputURL = shareURL_.text;
+  NSURL *urlToShare = [inputURL length] ? [NSURL URLWithString:inputURL] : nil;
+  if (urlToShare) {
+    [shareBuilder setURLToShare:urlToShare];
+  }
+
+  if ([contentDeepLinkID_ text]) {
+    [shareBuilder setContentDeepLinkID:[contentDeepLinkID_ text]];
+    NSString *title = [contentDeepLinkTitle_ text];
+    NSString *description = [contentDeepLinkDescription_ text];
+    if (title && description) {
+      NSURL *thumbnailURL =
+          [NSURL URLWithString:[contentDeepLinkThumbnailURL_ text]];
+      [shareBuilder setTitle:title
+                 description:description
+                thumbnailURL:thumbnailURL];
+    }
+  }
+
+  NSString *inputText = sharePrefillText_.text;
+  NSString *text = [inputText length] ? inputText : nil;
+  if (text) {
+    [shareBuilder setPrefillText:text];
+  }
+
+  if ([addCallToActionButtonSwitch_ isOn]) {
+    // Please replace the URL below with your own call-to-action button URL.
+    NSURL *callToActionURL = [NSURL URLWithString:
+        @"http://developers.google.com/+/mobile/ios/"];
+    [shareBuilder setCallToActionButtonWithLabel:selectedCallToAction_
+                                             URL:callToActionURL
+                                      deepLinkID:@"call-to-action"];
+  }
+
+  if (![shareBuilder open]) {
+    shareStatus_.text = @"Status: Error (see console).";
+  }
+}
+
+- (IBAction)shareToolbar:(id)sender {
+  UIActionSheet *actionSheet =
+      [[[UIActionSheet alloc] initWithTitle:@"Share this post"
+                                   delegate:self
+                          cancelButtonTitle:@"Cancel"
+                     destructiveButtonTitle:nil
+                          otherButtonTitles:@"Google+", @"Email", nil]
+          autorelease];
+  [actionSheet showFromToolbar:shareToolbar_];
+}
+
+- (IBAction)urlForContentDeepLinkMetadataSwitchToggle:(id)sender {
+  [self layout];
+  [self populateTextFields];
+}
+
+- (IBAction)contentDeepLinkSwitchToggle:(id)sender {
+  if (!addContentDeepLinkSwitch_.on) {
+    [urlForContentDeepLinkMetadataSwitch_ setOn:YES];
+  }
+  [self layout];
+  [self populateTextFields];
+}
+
+#pragma mark - Helper methods
+
+- (void)placeView:(UIView *)view x:(CGFloat)x y:(CGFloat)y {
+  CGSize frameSize = view.frame.size;
+  view.frame = CGRectMake(x, y, frameSize.width, frameSize.height);
+}
+
+- (void)layout {
+  CGFloat originX = 20.0;
+  CGFloat originY = 10.0;
+  CGFloat yPadding = 10.0;
+  CGFloat currentY = originY;
+  CGFloat middleX = 150;
+
+  // Place the switch for adding call-to-action button.
+  [self placeView:addCallToActionButtonLabel_ x:originX y:currentY];
+  [self placeView:addCallToActionButtonSwitch_ x:middleX * 1.5 y:currentY];
+  CGSize frameSize = addCallToActionButtonSwitch_.frame.size;
+  currentY += frameSize.height + yPadding;
+
+  // Place the switch for attaching content deep-link data.
+  [self placeView:addContentDeepLinkLabel_ x:originX y:currentY];
+  [self placeView:addContentDeepLinkSwitch_ x:middleX * 1.5 y:currentY];
+  frameSize = addContentDeepLinkSwitch_.frame.size;
+  currentY += frameSize.height + yPadding;
+
+  // Place the switch for preview URL.
+  if (addContentDeepLinkSwitch_.on) {
+    [self placeView:urlForContentDeepLinkMetadataLabel_ x:originX y:currentY];
+    [self placeView:urlForContentDeepLinkMetadataSwitch_
+                  x:middleX * 1.5
+                  y:currentY];
+    frameSize = urlForContentDeepLinkMetadataSwitch_.frame.size;
+    currentY += frameSize.height + yPadding;
+    urlForContentDeepLinkMetadataSwitch_.hidden = NO;
+    urlForContentDeepLinkMetadataLabel_.hidden = NO;
+  } else {
+    urlForContentDeepLinkMetadataSwitch_.hidden = YES;
+    urlForContentDeepLinkMetadataLabel_.hidden = YES;
+  }
+
+  // Place the field for URL to share.
+  if (urlForContentDeepLinkMetadataSwitch_.on) {
+    [self placeView:urlToShareLabel_ x:originX y:currentY];
+    frameSize = urlToShareLabel_.frame.size;
+    currentY += frameSize.height + 0.5 * yPadding;
+
+    [self placeView:shareURL_ x:originX y:currentY];
+    frameSize = shareURL_.frame.size;
+    currentY += frameSize.height + yPadding;
+    urlToShareLabel_.hidden = NO;
+    shareURL_.hidden = NO;
+  } else {
+    urlToShareLabel_.hidden = YES;
+    shareURL_.hidden = YES;
+  }
+
+  // Place the field for prefill text.
+  [self placeView:prefillTextLabel_ x:originX y:currentY];
+  frameSize = prefillTextLabel_.frame.size;
+  currentY += frameSize.height + 0.5 * yPadding;
+  [self placeView:sharePrefillText_ x:originX y:currentY];
+  frameSize = sharePrefillText_.frame.size;
+  currentY += frameSize.height + yPadding;
+
+  // Place the content deep-link ID field.
+  if (addContentDeepLinkSwitch_.on) {
+    [self placeView:contentDeepLinkIDLabel_ x:originX y:currentY];
+    frameSize = contentDeepLinkIDLabel_.frame.size;
+    currentY += frameSize.height + 0.5 * yPadding;
+    [self placeView:contentDeepLinkID_ x:originX y:currentY];
+    frameSize = contentDeepLinkID_.frame.size;
+    currentY += frameSize.height + yPadding;
+    contentDeepLinkIDLabel_.hidden = NO;
+    contentDeepLinkID_.hidden = NO;
+  } else {
+    contentDeepLinkIDLabel_.hidden = YES;
+    contentDeepLinkID_.hidden = YES;
+  }
+
+  // Place fields for content deep-link metadata.
+  if (addContentDeepLinkSwitch_.on &&
+      !urlForContentDeepLinkMetadataSwitch_.on) {
+    [self placeView:contentDeepLinkTitleLabel_ x:originX y:currentY];
+    frameSize = contentDeepLinkTitleLabel_.frame.size;
+    currentY += frameSize.height + 0.5 * yPadding;
+    [self placeView:contentDeepLinkTitle_ x:originX y:currentY];
+    frameSize = contentDeepLinkTitle_.frame.size;
+    currentY += frameSize.height + yPadding;
+
+    [self placeView:contentDeepLinkDescriptionLabel_ x:originX y:currentY];
+    frameSize = contentDeepLinkDescriptionLabel_.frame.size;
+    currentY += frameSize.height + 0.5 * yPadding;
+    [self placeView:contentDeepLinkDescription_ x:originX y:currentY];
+    frameSize = contentDeepLinkDescription_.frame.size;
+    currentY += frameSize.height + yPadding;
+
+    [self placeView:contentDeepLinkThumbnailURLLabel_ x:originX y:currentY];
+    frameSize = contentDeepLinkThumbnailURLLabel_.frame.size;
+    currentY += frameSize.height + 0.5 * yPadding;
+    [self placeView:contentDeepLinkThumbnailURL_ x:originX y:currentY];
+    frameSize = contentDeepLinkThumbnailURL_.frame.size;
+    currentY += frameSize.height + yPadding;
+
+    contentDeepLinkTitle_.hidden = NO;
+    contentDeepLinkTitleLabel_.hidden = NO;
+    contentDeepLinkDescriptionLabel_.hidden = NO;
+    contentDeepLinkDescription_.hidden = NO;
+    contentDeepLinkThumbnailURLLabel_.hidden = NO;
+    contentDeepLinkThumbnailURL_.hidden = NO;
+  } else {
+    contentDeepLinkTitle_.hidden = YES;
+    contentDeepLinkTitleLabel_.hidden = YES;
+    contentDeepLinkDescriptionLabel_.hidden = YES;
+    contentDeepLinkDescription_.hidden = YES;
+    contentDeepLinkThumbnailURLLabel_.hidden = YES;
+    contentDeepLinkThumbnailURL_.hidden = YES;
+  }
+
+  // Place the share button and status.
+  [[shareButton_ layer] setCornerRadius:5];
+  [[shareButton_ layer] setMasksToBounds:YES];
+  CGColorRef borderColor = [[UIColor colorWithWhite:203.0/255.0
+                                              alpha:1.0] CGColor];
+  [[shareButton_ layer] setBorderColor:borderColor];
+  [[shareButton_ layer] setBorderWidth:1.0];
+
+  [self placeView:shareButton_ x:originX y:currentY + yPadding];
+  frameSize = shareButton_.frame.size;
+  currentY += frameSize.height + yPadding * 2;
+
+  [self placeView:shareStatus_ x:originX y:currentY];
+  frameSize = shareStatus_.frame.size;
+  currentY += frameSize.height + yPadding;
+
+  shareScrollView_.contentSize =
+      CGSizeMake(shareScrollView_.frame.size.width, currentY);
+}
+
+- (void)populateTextFields {
+  // Pre-populate text fields for Google+ share sample.
+  if (sharePrefillText_.hidden) {
+    sharePrefillText_.text = @"";
+  } else {
+    sharePrefillText_.text = @"Welcome to Google+ Platform";
+  }
+
+  if (shareURL_.hidden) {
+    shareURL_.text = @"";
+  } else {
+    shareURL_.text = @"http://developers.google.com/+/mobile/ios/";
+  }
+
+  if (contentDeepLinkID_.hidden) {
+    contentDeepLinkID_.text = @"";
+  } else {
+    contentDeepLinkID_.text = @"playlist/314159265358";
+  }
+
+  if (contentDeepLinkTitle_.hidden) {
+    contentDeepLinkTitle_.text = @"";
+  } else {
+    contentDeepLinkTitle_.text = @"Joe's Pop Music Playlist";
+  }
+
+  if (contentDeepLinkDescription_.hidden) {
+    contentDeepLinkDescription_.text = @"";
+  } else {
+    contentDeepLinkDescription_.text =
+        @"Check out this playlist of my favorite pop songs!";
+  }
+
+  if (contentDeepLinkThumbnailURL_.hidden) {
+    contentDeepLinkThumbnailURL_.text = @"";
+  } else {
+    contentDeepLinkThumbnailURL_.text =
+        @"http://www.google.com/logos/2012/childrensday-2012-hp.jpg";
+  }
+}
+
+- (void)animateKeyboard:(NSNotification *)notification
+             shouldShow:(BOOL)shouldShow {
+  if (!shouldShow) {
+    UIEdgeInsets contentInsets = UIEdgeInsetsZero;
+    shareScrollView_.contentInset = contentInsets;
+    shareScrollView_.scrollIndicatorInsets = contentInsets;
+    return;
+  }
+
+  NSDictionary *userInfo = [notification userInfo];
+  CGRect kbFrame =
+      [[userInfo objectForKey:UIKeyboardFrameBeginUserInfoKey] CGRectValue];
+  CGSize kbSize = kbFrame.size;
+  UIEdgeInsets contentInsets = UIEdgeInsetsMake(0.0, 0.0, kbSize.height, 0.0);
+  shareScrollView_.contentInset = contentInsets;
+  shareScrollView_.scrollIndicatorInsets = contentInsets;
+
+  // If active text field is hidden by keyboard, scroll so it's visible.
+  CGRect aRect = self.view.frame;
+  aRect.size.height -= kbSize.height;
+  CGPoint bottomLeft =
+      CGPointMake(0.0, activeField_.frame.origin.y +
+          activeField_.frame.size.height + 10);
+  if (!CGRectContainsPoint(aRect, bottomLeft)) {
+    CGPoint scrollPoint = CGPointMake(0.0, bottomLeft.y - aRect.size.height);
+    [shareScrollView_ setContentOffset:scrollPoint animated:YES];
+  }
+  return;
+}
+
+- (void)addCallToActionSwitched {
+  if (!addCallToActionButtonSwitch_.on) {
+    return;
+  }
+  [self.view addSubview:callToActionPickerView_];
+}
+
+#pragma mark - UIPickerViewDataSource
+
+- (NSInteger)numberOfComponentsInPickerView:(UIPickerView *)pickerView {
+  return 1;
+}
+
+- (NSInteger)pickerView:(UIPickerView *)pickerView
+    numberOfRowsInComponent:(NSInteger)component {
+  return callToActions_.count;
+}
+
+#pragma mark - UIPickerViewDelegate
+
+- (UIView *)pickerView:(UIPickerView *)pickerView viewForRow:(NSInteger)row
+    forComponent:(NSInteger)component reusingView:(UIView *)view {
+  UITableViewCell *cell = (UITableViewCell *)view;
+  if (cell == nil) {
+    cell = [[[UITableViewCell alloc]
+          initWithStyle:UITableViewCellStyleDefault
+        reuseIdentifier:nil] autorelease];
+    [cell setBackgroundColor:[UIColor clearColor]];
+    [cell setBounds: CGRectMake(0, 0, cell.frame.size.width - 20 , 44)];
+    UITapGestureRecognizer *singleTapGestureRecognizer =
+        [[[UITapGestureRecognizer alloc]
+            initWithTarget:self
+                    action:@selector(toggleSelection:)] autorelease];
+    singleTapGestureRecognizer.numberOfTapsRequired = 1;
+    [cell addGestureRecognizer:singleTapGestureRecognizer];
+  }
+  NSString *callToAction = [callToActions_ objectAtIndex:row];
+  if ([selectedCallToAction_ isEqualToString:callToAction]) {
+    cell.accessoryType = UITableViewCellAccessoryCheckmark;
+  } else {
+    cell.accessoryType = UITableViewCellAccessoryNone;
+  }
+  cell.textLabel.text = callToAction;
+  cell.textLabel.font = [UIFont systemFontOfSize:12];
+  cell.tag = row;
+  return cell;
+}
+
+- (void)toggleSelection:(UITapGestureRecognizer *)recognizer {
+  int row = recognizer.view.tag;
+  self.selectedCallToAction = [callToActions_ objectAtIndex:row];
+  [callToActionPickerView_ removeFromSuperview];
+  // Force refresh checked/unchecked marks.
+  [callToActionPickerView_ reloadAllComponents];
+  addCallToActionButtonLabel_.text =
+      [NSString stringWithFormat:@"Call-to-Action: %@", selectedCallToAction_];
+}
+
+@end