src/ui/message_center/cocoa/settings_controller.mm

   1 // Copyright (c) 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/message_center/cocoa/settings_controller.h"
   6
   7 #include <algorithm>
   8
   9 #include "base/mac/foundation_util.h"
  10 #import "base/mac/scoped_nsobject.h"
  11 #include "base/stl_util.h"
  12 #include "base/strings/sys_string_conversions.h"
  13 #include "skia/ext/skia_utils_mac.h"
  14 #include "ui/base/l10n/l10n_util.h"
  15 #import "ui/message_center/cocoa/opaque_views.h"
  16 #import "ui/message_center/cocoa/settings_entry_view.h"
  17 #import "ui/message_center/cocoa/tray_view_controller.h"
  18 #include "ui/message_center/message_center_style.h"
  19 #include "ui/strings/grit/ui_strings.h"
  20
  21 using message_center::settings::kHorizontalMargin;
  22 using message_center::settings::kEntryHeight;
  23
  24 // Intrinsic padding pixels out of our control.
  25 const int kIntrinsicHeaderTextTopPadding = 3;
  26 const int kIntrinsicSubheaderTextTopPadding = 5;
  27 const int kIntrinsicSubheaderTextBottomPadding = 3;
  28 const int kIntrinsicDropDownVerticalPadding = 2;
  29 const int kIntrinsicDropDownHorizontalPadding = 3;
  30
  31 // Corrected padding values used in layout.
  32 // Calculated additional blank space above the header text, including
  33 // the intrinsic blank space above the header label.
  34 const int kCorrectedHeaderTextTopPadding =
  35     message_center::settings::kTopMargin - kIntrinsicHeaderTextTopPadding;
  36
  37 // Calculated additional blank space above the subheader text, including
  38 // the intrinsic blank space above the subheader label.
  39 const int kCorrectedSubheaderTextTopPadding =
  40     message_center::settings::kTitleToDescriptionSpace -
  41     kIntrinsicSubheaderTextTopPadding;
  42
  43 // Calcoulated additional vertical padding for the drop-down, including the
  44 // blank space included with the drop-down control.
  45 const int kCorrectedDropDownTopPadding =
  46     message_center::settings::kDescriptionToSwitcherSpace -
  47     kIntrinsicDropDownVerticalPadding - kIntrinsicSubheaderTextBottomPadding;
  48
  49 // Calculated additional horizontal blank space for the drop down, including
  50 // the blank space included with the drop-down control.
  51 const int kCorrectedDropDownMargin =
  52     kHorizontalMargin - kIntrinsicDropDownHorizontalPadding;
  53
  54 @interface MCSettingsController (Private)
  55 // Sets the icon on the checkbox corresponding to |notifiers_[index]|.
  56 - (void)setIcon:(NSImage*)icon forNotifierIndex:(size_t)index;
  57
  58 - (void)setIcon:(NSImage*)icon
  59     forNotifierId:(const message_center::NotifierId&)id;
  60
  61 // Returns the NSButton corresponding to the checkbox for |notifiers_[index]|.
  62 - (MCSettingsEntryView*)entryForNotifierAtIndex:(size_t)index;
  63
  64 // Update the contents view.
  65 - (void)updateView;
  66
  67 // Handler for the notifier group dropdown menu.
  68 - (void)notifierGroupSelectionChanged:(id)sender;
  69
  70 @end
  71
  72 namespace message_center {
  73
  74 NotifierSettingsObserverMac::~NotifierSettingsObserverMac() {}
  75
  76 void NotifierSettingsObserverMac::UpdateIconImage(const NotifierId& notifier_id,
  77                                                   const gfx::Image& icon) {
  78   [settings_controller_ setIcon:icon.AsNSImage() forNotifierId:notifier_id];
  79 }
  80
  81 void NotifierSettingsObserverMac::NotifierGroupChanged() {
  82   [settings_controller_ updateView];
  83 }
  84
  85 void NotifierSettingsObserverMac::NotifierEnabledChanged(
  86     const NotifierId& notifier_id, bool enabled) {}
  87
  88 }  // namespace message_center
  89
  90 @implementation MCSettingsController
  91
  92 - (id)initWithProvider:(message_center::NotifierSettingsProvider*)provider
  93     trayViewController:(MCTrayViewController*)trayViewController {
  94   if ((self = [super initWithNibName:nil bundle:nil])) {
  95     observer_.reset(new message_center::NotifierSettingsObserverMac(self));
  96     provider_ = provider;
  97     trayViewController_ = trayViewController;
  98     provider_->AddObserver(observer_.get());
  99   }
 100   return self;
 101 }
 102
 103 - (void)dealloc {
 104   provider_->RemoveObserver(observer_.get());
 105   provider_->OnNotifierSettingsClosing();
 106   STLDeleteElements(&notifiers_);
 107   [super dealloc];
 108 }
 109
 110 - (NSTextField*)newLabelWithFrame:(NSRect)frame {
 111   NSColor* color = gfx::SkColorToCalibratedNSColor(
 112       message_center::kMessageCenterBackgroundColor);
 113   MCTextField* label =
 114       [[MCTextField alloc] initWithFrame:frame backgroundColor:color];
 115
 116   return label;
 117 }
 118
 119 - (void)updateView {
 120   notifiers_.clear();
 121   [trayViewController_ updateSettings];
 122 }
 123
 124 - (void)loadView {
 125   DCHECK(notifiers_.empty());
 126   provider_->GetNotifierList(&notifiers_);
 127   CGFloat maxHeight = [MCTrayViewController maxTrayClientHeight];
 128
 129   // Container view.
 130   NSRect fullFrame =
 131       NSMakeRect(0, 0, [MCTrayViewController trayWidth], maxHeight);
 132   base::scoped_nsobject<NSBox> view([[NSBox alloc] initWithFrame:fullFrame]);
 133   [view setBorderType:NSNoBorder];
 134   [view setBoxType:NSBoxCustom];
 135   [view setContentViewMargins:NSZeroSize];
 136   [view setFillColor:gfx::SkColorToCalibratedNSColor(
 137       message_center::kMessageCenterBackgroundColor)];
 138   [view setTitlePosition:NSNoTitle];
 139   [self setView:view];
 140
 141   // "Settings" text.
 142   NSRect headerFrame = NSMakeRect(kHorizontalMargin,
 143                                   kHorizontalMargin,
 144                                   NSWidth(fullFrame),
 145                                   NSHeight(fullFrame));
 146   settingsText_.reset([self newLabelWithFrame:headerFrame]);
 147   [settingsText_ setTextColor:
 148           gfx::SkColorToCalibratedNSColor(message_center::kRegularTextColor)];
 149   [settingsText_
 150       setFont:[NSFont messageFontOfSize:message_center::kTitleFontSize]];
 151
 152   [settingsText_ setStringValue:
 153           l10n_util::GetNSString(IDS_MESSAGE_CENTER_SETTINGS_BUTTON_LABEL)];
 154   [settingsText_ sizeToFit];
 155   headerFrame = [settingsText_ frame];
 156   headerFrame.origin.y = NSMaxY(fullFrame) - kCorrectedHeaderTextTopPadding -
 157                          NSHeight(headerFrame);
 158   [[self view] addSubview:settingsText_];
 159
 160   // Subheader.
 161   NSRect subheaderFrame = NSMakeRect(kHorizontalMargin,
 162                                      kHorizontalMargin,
 163                                      NSWidth(fullFrame),
 164                                      NSHeight(fullFrame));
 165   detailsText_.reset([self newLabelWithFrame:subheaderFrame]);
 166   [detailsText_ setTextColor:
 167       gfx::SkColorToCalibratedNSColor(message_center::kDimTextColor)];
 168   [detailsText_
 169       setFont:[NSFont messageFontOfSize:message_center::kMessageFontSize]];
 170
 171   size_t groupCount = provider_->GetNotifierGroupCount();
 172   [detailsText_ setStringValue:l10n_util::GetNSString(
 173       groupCount > 1 ? IDS_MESSAGE_CENTER_SETTINGS_DESCRIPTION_MULTIUSER
 174                      : IDS_MESSAGE_CENTER_SETTINGS_DIALOG_DESCRIPTION)];
 175   [detailsText_ sizeToFit];
 176   subheaderFrame = [detailsText_ frame];
 177   subheaderFrame.origin.y =
 178       NSMinY(headerFrame) - kCorrectedSubheaderTextTopPadding -
 179       NSHeight(subheaderFrame);
 180   [[self view] addSubview:detailsText_];
 181
 182   // Profile switcher is only needed for more than one profile.
 183   NSRect dropDownButtonFrame = subheaderFrame;
 184   if (groupCount > 1) {
 185     dropDownButtonFrame = NSMakeRect(kCorrectedDropDownMargin,
 186                                      kHorizontalMargin,
 187                                      NSWidth(fullFrame),
 188                                      NSHeight(fullFrame));
 189     groupDropDownButton_.reset(
 190         [[MCDropDown alloc] initWithFrame:dropDownButtonFrame pullsDown:YES]);
 191     [groupDropDownButton_
 192         setBackgroundColor:gfx::SkColorToCalibratedNSColor(
 193                                message_center::kMessageCenterBackgroundColor)];
 194     [groupDropDownButton_ setAction:@selector(notifierGroupSelectionChanged:)];
 195     [groupDropDownButton_ setTarget:self];
 196     // Add a dummy item for pull-down.
 197     [groupDropDownButton_ addItemWithTitle:@""];
 198     base::string16 title;
 199     for (size_t i = 0; i < groupCount; ++i) {
 200       const message_center::NotifierGroup& group =
 201           provider_->GetNotifierGroupAt(i);
 202       base::string16 item =
 203           group.login_info.empty() ? group.name : group.login_info;
 204       [groupDropDownButton_ addItemWithTitle:base::SysUTF16ToNSString(item)];
 205       if (provider_->IsNotifierGroupActiveAt(i)) {
 206         title = item;
 207         [[groupDropDownButton_ lastItem] setState:NSOnState];
 208       }
 209     }
 210     [groupDropDownButton_ setTitle:base::SysUTF16ToNSString(title)];
 211     [groupDropDownButton_ sizeToFit];
 212     dropDownButtonFrame = [groupDropDownButton_ frame];
 213     dropDownButtonFrame.origin.y =
 214         NSMinY(subheaderFrame) - kCorrectedDropDownTopPadding -
 215         NSHeight(dropDownButtonFrame);
 216     dropDownButtonFrame.size.width =
 217         NSWidth(fullFrame) - 2 * kCorrectedDropDownMargin;
 218     [[self view] addSubview:groupDropDownButton_];
 219   }
 220
 221   // Document view for the notifier settings.
 222   CGFloat y = 0;
 223   NSRect documentFrame = NSMakeRect(0, 0, NSWidth(fullFrame), 0);
 224   base::scoped_nsobject<NSView> documentView(
 225       [[NSView alloc] initWithFrame:documentFrame]);
 226   int notifierCount = notifiers_.size();
 227   for (int i = notifierCount - 1; i >= 0; --i) {
 228     message_center::Notifier* notifier = notifiers_[i];
 229     // TODO(thakis): Use a custom button cell.
 230     NSRect frame = NSMakeRect(kHorizontalMargin,
 231                               y,
 232                               NSWidth(documentFrame) - kHorizontalMargin * 2,
 233                               kEntryHeight);
 234
 235     base::scoped_nsobject<MCSettingsEntryView> entryView(
 236         [[MCSettingsEntryView alloc]
 237             initWithController:self
 238                       notifier:notifier
 239                          frame:frame
 240                   hasSeparator:(i != notifierCount - 1)]);
 241     [documentView addSubview:entryView];
 242     y += NSHeight(frame);
 243   }
 244
 245   documentFrame.size.height = y - kIntrinsicDropDownVerticalPadding;
 246   [documentView setFrame:documentFrame];
 247
 248   // Scroll view for the notifier settings.
 249   NSRect scrollFrame = documentFrame;
 250   scrollFrame.origin.y = 0;
 251   CGFloat remainingHeight = NSMinY(dropDownButtonFrame) - NSMinY(scrollFrame);
 252
 253   if (NSHeight(documentFrame) < remainingHeight) {
 254     // Everything fits without scrolling.
 255     CGFloat delta = remainingHeight - NSHeight(documentFrame);
 256     headerFrame.origin.y -= delta;
 257     subheaderFrame.origin.y -= delta;
 258     dropDownButtonFrame.origin.y -= delta;
 259     fullFrame.size.height -= delta;
 260   } else {
 261     scrollFrame.size.height = remainingHeight;
 262   }
 263
 264   scrollView_.reset([[NSScrollView alloc] initWithFrame:scrollFrame]);
 265   [scrollView_ setAutohidesScrollers:YES];
 266   [scrollView_ setAutoresizingMask:NSViewMinYMargin];
 267   [scrollView_ setDocumentView:documentView];
 268   [scrollView_ setDrawsBackground:NO];
 269   [scrollView_ setHasHorizontalScroller:NO];
 270   [scrollView_ setHasVerticalScroller:YES];
 271
 272   // Scroll to top.
 273   NSPoint newScrollOrigin =
 274       NSMakePoint(0.0,
 275                   NSMaxY([[scrollView_ documentView] frame]) -
 276                       NSHeight([[scrollView_ contentView] bounds]));
 277   [[scrollView_ documentView] scrollPoint:newScrollOrigin];
 278
 279   // Set final sizes.
 280   [[self view] setFrame:fullFrame];
 281   [[self view] addSubview:scrollView_];
 282   [settingsText_ setFrame:headerFrame];
 283   [detailsText_ setFrame:subheaderFrame];
 284   [groupDropDownButton_ setFrame:dropDownButtonFrame];
 285 }
 286
 287 - (void)setSettingsNotifier:(message_center::Notifier*)notifier
 288                     enabled:(BOOL)enabled {
 289   provider_->SetNotifierEnabled(*notifier, enabled);
 290 }
 291
 292 - (void)learnMoreClicked:(message_center::Notifier*)notifier {
 293   provider_->OnNotifierAdvancedSettingsRequested(notifier->notifier_id, NULL);
 294 }
 295
 296 // Testing API /////////////////////////////////////////////////////////////////
 297
 298 - (NSPopUpButton*)groupDropDownButton {
 299   return groupDropDownButton_;
 300 }
 301
 302 - (NSScrollView*)scrollView {
 303   return scrollView_;
 304 }
 305
 306 // Private API /////////////////////////////////////////////////////////////////
 307
 308 - (void)setIcon:(NSImage*)icon forNotifierIndex:(size_t)index {
 309   MCSettingsEntryView* entry = [self entryForNotifierAtIndex:index];
 310   [entry setNotifierIcon:icon];
 311 }
 312
 313 - (void)setIcon:(NSImage*)icon
 314     forNotifierId:(const message_center::NotifierId&)id {
 315   for (size_t i = 0; i < notifiers_.size(); ++i) {
 316     if (notifiers_[i]->notifier_id == id) {
 317       [self setIcon:icon forNotifierIndex:i];
 318       return;
 319     }
 320   }
 321 }
 322
 323 - (MCSettingsEntryView*)entryForNotifierAtIndex:(size_t)index {
 324   NSArray* subviews = [[scrollView_ documentView] subviews];
 325   // The checkboxes are in bottom-top order, the checkbox for notifiers_[0] is
 326   // last.
 327   DCHECK_LT(notifiers_.size() - 1 - index, [subviews count]);
 328   NSView* view = [subviews objectAtIndex:notifiers_.size() - 1 - index];
 329   return base::mac::ObjCCastStrict<MCSettingsEntryView>(view);
 330 }
 331
 332 - (void)notifierGroupSelectionChanged:(id)sender {
 333   DCHECK_EQ(groupDropDownButton_.get(), sender);
 334   NSPopUpButton* button = static_cast<NSPopUpButton*>(sender);
 335   // The first item is a dummy item.
 336   provider_->SwitchToNotifierGroup([button indexOfSelectedItem] - 1);
 337 }
 338
 339 - (BOOL)notifierHasAdvancedSettings:(const message_center::NotifierId&)id {
 340   return provider_->NotifierHasAdvancedSettings(id);
 341 }
 342
 343 @end