chrome/browser/ui/cocoa/one_click_signin_view_controller.mm

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #import "chrome/browser/ui/cocoa/one_click_signin_view_controller.h"
   6
   7 #include "base/callback_helpers.h"
   8 #include "base/logging.h"
   9 #include "base/mac/bundle_locations.h"
  10 #import "chrome/browser/ui/chrome_style.h"
  11 #include "chrome/common/url_constants.h"
  12 #include "chrome/grit/chromium_strings.h"
  13 #include "chrome/grit/generated_resources.h"
  14 #include "components/signin/core/browser/signin_metrics.h"
  15 #include "content/public/browser/web_contents.h"
  16 #include "grit/components_strings.h"
  17 #include "skia/ext/skia_utils_mac.h"
  18 #import "third_party/google_toolbox_for_mac/src/AppKit/GTMUILocalizerAndLayoutTweaker.h"
  19 #import "ui/base/cocoa/controls/hyperlink_text_view.h"
  20 #include "ui/base/l10n/l10n_util_mac.h"
  21
  22 namespace {
  23
  24 // The margin between the top edge of the border and the error message text in
  25 // the sign-in bubble, in the case of an error.
  26 const CGFloat kTopErrorMessageMargin = 12;
  27
  28 // Shift the origin of |view|'s frame by the given amount in the
  29 // positive y direction (up).
  30 void ShiftOriginY(NSView* view, CGFloat amount) {
  31   NSPoint origin = [view frame].origin;
  32   origin.y += amount;
  33   [view setFrameOrigin:origin];
  34 }
  35
  36 }  // namespace
  37
  38 @interface OneClickSigninViewController ()
  39 - (CGFloat)initializeInformativeTextView;
  40 - (void)close;
  41 @end
  42
  43 @implementation OneClickSigninViewController
  44
  45
  46 - (id)initWithNibName:(NSString*)nibName
  47           webContents:(content::WebContents*)webContents
  48          syncCallback:(const BrowserWindow::StartSyncCallback&)syncCallback
  49         closeCallback:(const base::Closure&)closeCallback
  50          isSyncDialog:(BOOL)isSyncDialog
  51                 email:(const base::string16&)email
  52          errorMessage:(NSString*)errorMessage {
  53   if ((self = [super initWithNibName:nibName
  54                               bundle:base::mac::FrameworkBundle()])) {
  55     webContents_ = webContents;
  56     startSyncCallback_ = syncCallback;
  57     closeCallback_ = closeCallback;
  58     isSyncDialog_ = isSyncDialog;
  59     clickedLearnMore_ = NO;
  60     email_ = email;
  61     errorMessage_.reset([errorMessage retain]);
  62     if (isSyncDialog_)
  63       DCHECK(!startSyncCallback_.is_null());
  64   }
  65   return self;
  66 }
  67
  68 - (void)viewWillClose {
  69   // This is usually called after a click handler has initiated sync
  70   // and has reset the callback. However, in the case that we are closing
  71   // the window and nothing else has initiated the sync, we must do so here
  72   if (isSyncDialog_ && !startSyncCallback_.is_null()) {
  73     base::ResetAndReturn(&startSyncCallback_).Run(
  74         OneClickSigninSyncStarter::UNDO_SYNC);
  75   }
  76 }
  77
  78 - (IBAction)ok:(id)sender {
  79   if (isSyncDialog_) {
  80     signin_metrics::LogSigninConfirmHistogramValue(
  81         clickedLearnMore_ ?
  82             signin_metrics::HISTOGRAM_CONFIRM_LEARN_MORE_OK :
  83             signin_metrics::HISTOGRAM_CONFIRM_OK);
  84
  85     base::ResetAndReturn(&startSyncCallback_).Run(
  86       OneClickSigninSyncStarter::SYNC_WITH_DEFAULT_SETTINGS);
  87   }
  88   [self close];
  89 }
  90
  91 - (IBAction)onClickUndo:(id)sender {
  92   if (isSyncDialog_) {
  93     signin_metrics::LogSigninConfirmHistogramValue(
  94         clickedLearnMore_ ?
  95             signin_metrics::HISTOGRAM_CONFIRM_LEARN_MORE_UNDO :
  96             signin_metrics::HISTOGRAM_CONFIRM_UNDO);
  97
  98     base::ResetAndReturn(&startSyncCallback_).Run(
  99       OneClickSigninSyncStarter::UNDO_SYNC);
 100   }
 101   [self close];
 102 }
 103
 104 - (IBAction)onClickAdvancedLink:(id)sender {
 105   if (isSyncDialog_) {
 106     signin_metrics::LogSigninConfirmHistogramValue(
 107         clickedLearnMore_ ?
 108             signin_metrics::HISTOGRAM_CONFIRM_LEARN_MORE_ADVANCED :
 109             signin_metrics::HISTOGRAM_CONFIRM_ADVANCED);
 110
 111     base::ResetAndReturn(&startSyncCallback_).Run(
 112         OneClickSigninSyncStarter::CONFIGURE_SYNC_FIRST);
 113   }
 114   else {
 115     content::OpenURLParams params(GURL(chrome::kChromeUISettingsURL),
 116                                   content::Referrer(), CURRENT_TAB,
 117                                   ui::PAGE_TRANSITION_LINK, false);
 118     webContents_->OpenURL(params);
 119   }
 120   [self close];
 121 }
 122
 123 - (IBAction)onClickClose:(id)sender {
 124   if (isSyncDialog_) {
 125     signin_metrics::LogSigninConfirmHistogramValue(
 126         clickedLearnMore_ ?
 127             signin_metrics::HISTOGRAM_CONFIRM_LEARN_MORE_CLOSE :
 128             signin_metrics::HISTOGRAM_CONFIRM_CLOSE);
 129
 130     base::ResetAndReturn(&startSyncCallback_).Run(
 131         OneClickSigninSyncStarter::UNDO_SYNC);
 132   }
 133   [self close];
 134 }
 135
 136 - (void)awakeFromNib {
 137   // Lay out the text controls from the bottom up.
 138   CGFloat totalYOffset = 0.0;
 139
 140   if ([errorMessage_ length] == 0) {
 141     totalYOffset +=
 142         [GTMUILocalizerAndLayoutTweaker sizeToFitView:advancedLink_].height;
 143     [[advancedLink_ cell] setTextColor:
 144         gfx::SkColorToCalibratedNSColor(chrome_style::GetLinkColor())];
 145   } else {
 146     // Don't display the advanced link for the error bubble.
 147     // To align the Learn More link with the OK button, we need to offset by
 148     // the height of the Advanced link, plus the padding between it and the
 149     // Learn More link above.
 150     float advancedLinkHeightPlusPadding =
 151         [informativePlaceholderTextField_ frame].origin.y -
 152         [advancedLink_ frame].origin.y;
 153
 154     totalYOffset -= advancedLinkHeightPlusPadding;
 155     [advancedLink_ removeFromSuperview];
 156   }
 157
 158   if (informativePlaceholderTextField_) {
 159     if (!isSyncDialog_ && ([errorMessage_ length] != 0)) {
 160       // Move up the "Learn more" origin in error case to account for the
 161       // smaller bubble.
 162       NSRect frame = [informativePlaceholderTextField_ frame];
 163       frame = NSOffsetRect(frame, 0, NSHeight([titleTextField_ frame]));
 164       [informativePlaceholderTextField_ setFrame:frame];
 165     }
 166
 167     ShiftOriginY(informativePlaceholderTextField_, totalYOffset);
 168     totalYOffset += [self initializeInformativeTextView];
 169   }
 170
 171   ShiftOriginY(messageTextField_, totalYOffset);
 172   totalYOffset +=
 173       [GTMUILocalizerAndLayoutTweaker
 174           sizeToFitFixedWidthTextField:messageTextField_];
 175
 176   ShiftOriginY(titleTextField_, totalYOffset);
 177   totalYOffset +=
 178       [GTMUILocalizerAndLayoutTweaker
 179           sizeToFitFixedWidthTextField:titleTextField_];
 180
 181   NSSize delta = NSMakeSize(0.0, totalYOffset);
 182
 183   if (isSyncDialog_) {
 184     [messageTextField_ setStringValue:l10n_util::GetNSStringWithFixup(
 185         IDS_ONE_CLICK_SIGNIN_DIALOG_TITLE_NEW)];
 186   } else if ([errorMessage_ length] != 0) {
 187     [titleTextField_ setHidden:YES];
 188     [messageTextField_ setStringValue:errorMessage_];
 189
 190     // Make the bubble less tall, as the title text will be hidden.
 191     NSSize size = [[self view] frame].size;
 192     size.height = size.height - NSHeight([titleTextField_ frame]);
 193     [[self view] setFrameSize:size];
 194
 195     // Shift the message text up to where the title text used to be.
 196     NSPoint origin = [titleTextField_ frame].origin;
 197     [messageTextField_ setFrameOrigin:origin];
 198     ShiftOriginY(messageTextField_, -kTopErrorMessageMargin);
 199
 200     // Use "OK" instead of "OK, got it" in the error case, and size the button
 201     // accordingly.
 202     [closeButton_ setTitle:l10n_util::GetNSStringWithFixup(
 203         IDS_OK)];
 204     [GTMUILocalizerAndLayoutTweaker sizeToFitView:[closeButton_ superview]];
 205   }
 206
 207   // Resize bubble and window to hold the controls.
 208   [GTMUILocalizerAndLayoutTweaker
 209       resizeViewWithoutAutoResizingSubViews:[self view]
 210                                       delta:delta];
 211
 212   if (isSyncDialog_) {
 213     signin_metrics::LogSigninConfirmHistogramValue(
 214         signin_metrics::HISTOGRAM_CONFIRM_SHOWN);
 215   }
 216 }
 217
 218 - (CGFloat)initializeInformativeTextView {
 219   NSRect oldFrame = [informativePlaceholderTextField_ frame];
 220
 221   // Replace the placeholder NSTextField with the real label NSTextView. The
 222   // former doesn't show links in a nice way, but the latter can't be added in
 223   // a xib without a containing scroll view, so create the NSTextView
 224   // programmatically.
 225   informativeTextView_.reset(
 226       [[HyperlinkTextView alloc] initWithFrame:oldFrame]);
 227   [informativeTextView_.get() setAutoresizingMask:
 228       [informativePlaceholderTextField_ autoresizingMask]];
 229   [informativeTextView_.get() setDelegate:self];
 230
 231   // Set the text.
 232   NSString* learnMoreText = l10n_util::GetNSStringWithFixup(IDS_LEARN_MORE);
 233   NSString* messageText;
 234   NSUInteger learnMoreOffset = 0;
 235
 236   ui::ResourceBundle::FontStyle fontStyle = isSyncDialog_ ?
 237       chrome_style::kTextFontStyle : ui::ResourceBundle::SmallFont;
 238   NSFont* font = ui::ResourceBundle::GetSharedInstance().GetFont(
 239       fontStyle).GetNativeFont();
 240
 241   // The non-modal bubble already has a text content and only needs the
 242   // Learn More link (in a smaller font).
 243   if (isSyncDialog_) {
 244     messageText = l10n_util::GetNSStringFWithFixup(
 245         IDS_ONE_CLICK_SIGNIN_DIALOG_MESSAGE_NEW, email_);
 246     learnMoreOffset = [messageText length];
 247     messageText = [messageText stringByAppendingFormat:@" %@", learnMoreText];
 248   } else {
 249     messageText = learnMoreText;
 250   }
 251
 252   NSColor* linkColor =
 253       gfx::SkColorToCalibratedNSColor(chrome_style::GetLinkColor());
 254   [informativeTextView_ setMessage:messageText
 255                           withFont:font
 256                       messageColor:[NSColor blackColor]];
 257   [informativeTextView_ addLinkRange:NSMakeRange(learnMoreOffset,
 258                                                  [learnMoreText length])
 259                             withName:@""
 260                            linkColor:linkColor];
 261
 262   // Make the "Advanced" link font as large as the "Learn More" link.
 263   [[advancedLink_ cell] setFont:font];
 264   [advancedLink_ sizeToFit];
 265
 266   // Size to fit.
 267   [[informativePlaceholderTextField_ cell] setAttributedStringValue:
 268       [informativeTextView_ attributedString]];
 269   [GTMUILocalizerAndLayoutTweaker
 270         sizeToFitFixedWidthTextField:informativePlaceholderTextField_];
 271   NSRect newFrame = [informativePlaceholderTextField_ frame];
 272   [informativeTextView_ setFrame:newFrame];
 273
 274   // Swap placeholder.
 275   [[informativePlaceholderTextField_ superview]
 276      replaceSubview:informativePlaceholderTextField_
 277                with:informativeTextView_.get()];
 278   informativePlaceholderTextField_ = nil;  // Now released.
 279
 280   return NSHeight(newFrame) - NSHeight(oldFrame);
 281 }
 282
 283 - (BOOL)textView:(NSTextView*)textView
 284    clickedOnLink:(id)link
 285          atIndex:(NSUInteger)charIndex {
 286   if (isSyncDialog_ && !clickedLearnMore_) {
 287     clickedLearnMore_ = YES;
 288
 289     signin_metrics::LogSigninConfirmHistogramValue(
 290         signin_metrics::HISTOGRAM_CONFIRM_LEARN_MORE);
 291   }
 292   WindowOpenDisposition location = isSyncDialog_ ?
 293                                    NEW_WINDOW : NEW_FOREGROUND_TAB;
 294   content::OpenURLParams params(GURL(chrome::kChromeSyncLearnMoreURL),
 295                                 content::Referrer(), location,
 296                                 ui::PAGE_TRANSITION_LINK, false);
 297   webContents_->OpenURL(params);
 298   return YES;
 299 }
 300
 301 - (void)close {
 302   base::ResetAndReturn(&closeCallback_).Run();
 303 }
 304
 305 @end