src/chrome/browser/ui/cocoa/bookmarks/bookmark_sync_promo_controller.mm

   1 // Copyright 2013 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/bookmarks/bookmark_sync_promo_controller.h"
   6
   7 #include "base/strings/sys_string_conversions.h"
   8 #include "chrome/browser/signin/signin_promo.h"
   9 #include "chrome/browser/ui/chrome_pages.h"
  10 #include "chrome/browser/ui/chrome_style.h"
  11 #include "chrome/grit/generated_resources.h"
  12 #include "skia/ext/skia_utils_mac.h"
  13 #include "third_party/skia/include/core/SkColor.h"
  14 #import "ui/base/cocoa/controls/hyperlink_text_view.h"
  15 #include "ui/base/l10n/l10n_util.h"
  16 #include "ui/base/l10n/l10n_util_mac.h"
  17
  18 namespace {
  19
  20 // Remove underlining from the specified range of characters in a text view.
  21 void RemoveUnderlining(NSTextView* textView, int offset, int length) {
  22   [textView setLinkTextAttributes:nil];
  23   NSTextStorage* text = [textView textStorage];
  24   NSRange range = NSMakeRange(offset, length);
  25   [text addAttribute:NSUnderlineStyleAttributeName
  26                value:[NSNumber numberWithInt:NSUnderlineStyleNone]
  27                range:range];
  28 }
  29
  30 const SkColor kTextColor = SkColorSetRGB(0x66, 0x66, 0x66);
  31 const SkColor kBackgroundColor = SkColorSetRGB(0xf5, 0xf5, 0xf5);
  32 const SkColor kBorderColor = SkColorSetRGB(0xe5, 0xe5, 0xe5);
  33
  34 // Vertical padding of the promo (dp).
  35 const CGFloat kVerticalPadding = 15;
  36
  37 // Width of the border (dp).
  38 const CGFloat kBorderWidth = 1.0;
  39
  40 // Font size of the promo text (pt).
  41 const int kFontSize = 11;
  42
  43 }  // namespace
  44
  45 @implementation BookmarkSyncPromoController
  46
  47 - (id)initWithBrowser:(Browser*)browser {
  48   if ((self = [super init])) {
  49     browser_ = browser;
  50   }
  51   return self;
  52 }
  53
  54 - (CGFloat)borderWidth {
  55   return kBorderWidth;
  56 }
  57
  58 - (CGFloat)preferredHeightForWidth:(CGFloat)width {
  59   CGFloat availableWidth =
  60       width - (2 * chrome_style::kHorizontalPadding) - (2 * kBorderWidth);
  61   NSRect frame = [[textView_ textStorage]
  62       boundingRectWithSize:NSMakeSize(availableWidth, 0.0)
  63                    options:NSStringDrawingUsesLineFragmentOrigin];
  64   return frame.size.height + (2 * kVerticalPadding) + (2 * kBorderWidth);
  65 }
  66
  67 - (void)loadView {
  68   NSBox* promoView = [[[NSBox alloc] init] autorelease];
  69   [promoView setBoxType:NSBoxCustom];
  70   [promoView setFillColor:gfx::SkColorToDeviceNSColor(kBackgroundColor)];
  71   [promoView setContentViewMargins:NSMakeSize(chrome_style::kHorizontalPadding,
  72                                               kVerticalPadding)];
  73   [promoView setBorderType:NSLineBorder];
  74   [promoView setBorderWidth:kBorderWidth];
  75   [promoView setBorderColor:gfx::SkColorToDeviceNSColor(kBorderColor)];
  76
  77   // Add the sync promo text.
  78   size_t offset;
  79   const base::string16 linkText = l10n_util::GetStringUTF16(
  80       IDS_BOOKMARK_SYNC_PROMO_LINK);
  81   const base::string16 promoText =  l10n_util::GetStringFUTF16(
  82       IDS_BOOKMARK_SYNC_PROMO_MESSAGE,
  83       linkText, &offset);
  84   const base::string16 promoTextWithoutLink =
  85       promoText.substr(0, offset) +
  86       promoText.substr(offset + linkText.size());
  87
  88   NSFont* font = [NSFont labelFontOfSize:kFontSize];
  89   NSColor* linkColor = gfx::SkColorToCalibratedNSColor(
  90       chrome_style::GetLinkColor());
  91
  92   textView_.reset([[HyperlinkTextView alloc] init]);
  93   [textView_ setMessageAndLink:base::SysUTF16ToNSString(promoTextWithoutLink)
  94                       withLink:base::SysUTF16ToNSString(linkText)
  95                       atOffset:offset
  96                           font:font
  97                   messageColor:gfx::SkColorToDeviceNSColor(kTextColor)
  98                      linkColor:linkColor];
  99   [textView_ setRefusesFirstResponder:YES];
 100   [[textView_ textContainer] setLineFragmentPadding:0.0];
 101   RemoveUnderlining(textView_, offset, linkText.size());
 102   [textView_ setDelegate:self];
 103
 104   [promoView setContentView:textView_];
 105
 106   [self setView:promoView];
 107 }
 108
 109 - (BOOL)textView:(NSTextView *)textView
 110    clickedOnLink:(id)link
 111          atIndex:(NSUInteger)charIndex {
 112   chrome::ShowBrowserSignin(browser_, signin::SOURCE_BOOKMARK_BUBBLE);
 113   return YES;
 114 }
 115
 116 @end