src/ui/app_list/cocoa/signin_view_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 "ui/app_list/cocoa/signin_view_controller.h"
   6
   7 #include "base/mac/foundation_util.h"
   8 #include "base/mac/scoped_nsobject.h"
   9 #include "base/strings/sys_string_conversions.h"
  10 #include "skia/ext/skia_utils_mac.h"
  11 #import "third_party/GTM/AppKit/GTMUILocalizerAndLayoutTweaker.h"
  12 #include "third_party/skia/include/core/SkColor.h"
  13 #include "ui/app_list/app_list_constants.h"
  14 #include "ui/app_list/signin_delegate.h"
  15 #import "ui/base/cocoa/controls/blue_label_button.h"
  16 #import "ui/base/cocoa/controls/hyperlink_button_cell.h"
  17 #include "ui/base/resource/resource_bundle.h"
  18
  19 namespace {
  20
  21 const CGFloat kTopPadding = 40;
  22 const CGFloat kBottomPadding = 40;
  23 const CGFloat kLeftPadding = 40;
  24 const CGFloat kRightPadding = 40;
  25 const CGFloat kHeadingPadding = 30;
  26 const CGFloat kButtonPadding = 40;
  27
  28 const CGFloat kTitleFontSizeDelta = 5;
  29 const SkColor kLinkColor = SkColorSetRGB(0x11, 0x55, 0xcc);
  30 const SkColor kTextColor = SkColorSetRGB(0x33, 0x33, 0x33);
  31
  32 // Padding on the left of the text in the NSTextField and HyperlinkButtonCell.
  33 const CGFloat kTextFieldPadding = 2;
  34
  35 }  // namespace
  36
  37 @interface SigninViewController ()
  38
  39 - (void)onLearnMoreButtonClick:(id)sender;
  40 - (void)onSettingsButtonClick:(id)sender;
  41 - (void)onSigninButtonClick:(id)sender;
  42 - (NSButton*)makeLinkButtonWithTitle:(NSString*)title
  43                               origin:(NSPoint)origin
  44                               action:(SEL)action;
  45 - (NSTextField*)makeTextFieldWithText:(NSString*)text
  46                                  font:(NSFont*)font
  47                                 frame:(NSRect)frame;
  48 - (void)populateAndLayoutView;
  49
  50 @end
  51
  52 @interface AppsSigninView : NSView {
  53  @private
  54   CGFloat cornerRadius_;
  55 }
  56
  57 @property(assign, nonatomic) CGFloat cornerRadius;
  58
  59 @end
  60
  61 @implementation SigninViewController;
  62
  63 - (id)initWithFrame:(NSRect)frame
  64        cornerRadius:(CGFloat)cornerRadius
  65            delegate:(app_list::SigninDelegate*)delegate {
  66   if ((self = [super init])) {
  67     base::scoped_nsobject<AppsSigninView> appsSigninView(
  68         [[AppsSigninView alloc] initWithFrame:frame]);
  69     [appsSigninView setCornerRadius:cornerRadius];
  70     delegate_ = delegate;
  71     [self setView:appsSigninView];
  72     [self populateAndLayoutView];
  73   }
  74   return self;
  75 }
  76
  77 - (void)onLearnMoreButtonClick:(id)sender {
  78   delegate_->OpenLearnMore();
  79 }
  80
  81 - (void)onSettingsButtonClick:(id)sender {
  82   delegate_->OpenSettings();
  83 }
  84
  85 - (void)onSigninButtonClick:(id)sender {
  86   delegate_->ShowSignin();
  87 }
  88
  89 - (NSButton*)makeLinkButtonWithTitle:(NSString*)title
  90                               origin:(NSPoint)origin
  91                               action:(SEL)action {
  92   base::scoped_nsobject<NSButton> button(
  93       [[HyperlinkButtonCell buttonWithString:title] retain]);
  94   [[button cell] setShouldUnderline:NO];
  95   [[button cell] setTextColor:gfx::SkColorToSRGBNSColor(kLinkColor)];
  96   [button sizeToFit];
  97   origin.x -= kTextFieldPadding;
  98   [button setFrameOrigin:origin];
  99   [button setTarget:self];
 100   [button setAction:action];
 101   return button.autorelease();
 102 }
 103
 104 - (NSTextField*)makeTextFieldWithText:(NSString*)text
 105                                  font:(NSFont*)font
 106                                 frame:(NSRect)frame {
 107   base::scoped_nsobject<NSTextField> textField(
 108       [[NSTextField alloc] initWithFrame:frame]);
 109   [textField setEditable:NO];
 110   [textField setSelectable:NO];
 111   [textField setDrawsBackground:NO];
 112   [textField setBezeled:NO];
 113
 114   NSDictionary* textAttributes = @{
 115     NSFontAttributeName : font,
 116     NSForegroundColorAttributeName : gfx::SkColorToSRGBNSColor(kTextColor)
 117   };
 118   base::scoped_nsobject<NSAttributedString> attributedText(
 119       [[NSAttributedString alloc] initWithString:text
 120                                       attributes:textAttributes]);
 121   [textField setAttributedStringValue:attributedText];
 122   [GTMUILocalizerAndLayoutTweaker sizeToFitFixedWidthTextField:textField];
 123   NSPoint origin = [textField frame].origin;
 124   origin.x -= kTextFieldPadding;
 125   origin.y -= NSHeight([textField bounds]);
 126   [textField setFrameOrigin:origin];
 127   return textField.autorelease();
 128 }
 129
 130 - (void)populateAndLayoutView {
 131   NSView* signinView = [self view];
 132   NSRect frame = [signinView frame];
 133   ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
 134   gfx::Font baseFont = rb.GetFont(ui::ResourceBundle::BaseFont);
 135
 136   NSString* titleText = base::SysUTF16ToNSString(delegate_->GetSigninHeading());
 137   NSFont* titleFont = baseFont.DeriveFont(kTitleFontSizeDelta).GetNativeFont();
 138   NSRect rect = NSMakeRect(kLeftPadding, NSHeight(frame) - kTopPadding,
 139                            NSWidth(frame) - kLeftPadding - kRightPadding, 0);
 140   NSTextField* titleTextView = [self makeTextFieldWithText:titleText
 141                                                       font:titleFont
 142                                                      frame:rect];
 143   [signinView addSubview:titleTextView];
 144
 145   NSString* signinText = base::SysUTF16ToNSString(delegate_->GetSigninText());
 146   rect.origin.y = floor(
 147       NSMinY([titleTextView frame]) + [titleFont descender] - kHeadingPadding);
 148   NSFont* signinTextFont = baseFont.GetNativeFont();
 149   NSTextField* signinTextView = [self makeTextFieldWithText:signinText
 150                                                        font:signinTextFont
 151                                                       frame:rect];
 152   [signinView addSubview:signinTextView];
 153
 154   base::scoped_nsobject<BlueLabelButton> button(
 155       [[BlueLabelButton alloc] initWithFrame:NSZeroRect]);
 156   [button setTitle:base::SysUTF16ToNSString(delegate_->GetSigninButtonText())];
 157   [button setKeyEquivalent:@"\r"];
 158   [button setTarget:self];
 159   [button setAction:@selector(onSigninButtonClick:)];
 160   [button sizeToFit];
 161   NSPoint buttonOrigin = NSMakePoint(kLeftPadding, floor(
 162       NSMinY([signinTextView frame]) - [signinTextFont descender] -
 163       NSHeight([button frame]) - kButtonPadding));
 164   [button setFrameOrigin:buttonOrigin];
 165   [signinView addSubview:button];
 166
 167   NSString* settingsLinkText =
 168       base::SysUTF16ToNSString(delegate_->GetSettingsLinkText());
 169   NSButton* settingsLink =
 170       [self makeLinkButtonWithTitle:settingsLinkText
 171                              origin:NSMakePoint(kLeftPadding, kBottomPadding)
 172                              action:@selector(onSettingsButtonClick:)];
 173   NSPoint origin = NSMakePoint(kLeftPadding,
 174                                NSMaxY([settingsLink frame]));
 175   NSString* learnMoreLinkText =
 176       base::SysUTF16ToNSString(delegate_->GetLearnMoreLinkText());
 177   NSButton* learnMoreLink =
 178       [self makeLinkButtonWithTitle:learnMoreLinkText
 179                              origin:origin
 180                              action:@selector(onLearnMoreButtonClick:)];
 181   [signinView addSubview:learnMoreLink];
 182   [signinView addSubview:settingsLink];
 183 }
 184
 185 @end
 186
 187 @implementation AppsSigninView
 188
 189 @synthesize cornerRadius = cornerRadius_;
 190
 191 - (void)drawRect:(NSRect)dirtyRect {
 192   [gfx::SkColorToSRGBNSColor(app_list::kContentsBackgroundColor) set];
 193   [[NSBezierPath bezierPathWithRoundedRect:[self bounds]
 194                                    xRadius:cornerRadius_
 195                                    yRadius:cornerRadius_] fill];
 196 }
 197
 198 @end