chrome/browser/ui/views/frame/glass_browser_frame_view.cc

   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 #include "chrome/browser/ui/views/frame/glass_browser_frame_view.h"
   6
   7 #include "base/prefs/pref_service.h"
   8 #include "base/strings/utf_string_conversions.h"
   9 #include "chrome/app/chrome_command_ids.h"
  10 #include "chrome/app/chrome_dll_resource.h"
  11 #include "chrome/browser/chrome_notification_types.h"
  12 #include "chrome/browser/profiles/profile.h"
  13 #include "chrome/browser/themes/theme_properties.h"
  14 #include "chrome/browser/ui/views/frame/browser_view.h"
  15 #include "chrome/browser/ui/views/profiles/avatar_menu_button.h"
  16 #include "chrome/browser/ui/views/profiles/new_avatar_button.h"
  17 #include "chrome/browser/ui/views/tabs/tab.h"
  18 #include "chrome/browser/ui/views/tabs/tab_strip.h"
  19 #include "chrome/browser/ui/views/toolbar/toolbar_view.h"
  20 #include "chrome/common/pref_names.h"
  21 #include "components/signin/core/common/profile_management_switches.h"
  22 #include "content/public/browser/notification_service.h"
  23 #include "grit/generated_resources.h"
  24 #include "grit/theme_resources.h"
  25 #include "grit/ui_resources.h"
  26 #include "ui/base/l10n/l10n_util.h"
  27 #include "ui/base/resource/resource_bundle_win.h"
  28 #include "ui/base/theme_provider.h"
  29 #include "ui/gfx/canvas.h"
  30 #include "ui/gfx/icon_util.h"
  31 #include "ui/gfx/image/image.h"
  32 #include "ui/gfx/win/dpi.h"
  33 #include "ui/views/controls/label.h"
  34 #include "ui/views/layout/layout_constants.h"
  35 #include "ui/views/win/hwnd_util.h"
  36 #include "ui/views/window/client_view.h"
  37
  38 HICON GlassBrowserFrameView::throbber_icons_[
  39     GlassBrowserFrameView::kThrobberIconCount];
  40
  41 namespace {
  42 // There are 3 px of client edge drawn inside the outer frame borders.
  43 const int kNonClientBorderThickness = 3;
  44 // Besides the frame border, there's another 9 px of empty space atop the
  45 // window in restored mode, to use to drag the window around.
  46 const int kNonClientRestoredExtraThickness = 9;
  47 // In the window corners, the resize areas don't actually expand bigger, but the
  48 // 16 px at the end of the top and bottom edges triggers diagonal resizing.
  49 const int kResizeAreaCornerSize = 16;
  50 // The avatar ends 2 px above the bottom of the tabstrip (which, given the
  51 // way the tabstrip draws its bottom edge, will appear like a 1 px gap to the
  52 // user).
  53 const int kAvatarBottomSpacing = 2;
  54 // Space between the frame border and the left edge of the avatar.
  55 const int kAvatarLeftSpacing = 2;
  56 // Space between the right edge of the avatar and the tabstrip.
  57 const int kAvatarRightSpacing = -2;
  58 // How far the new avatar button is from the left of the minimize button.
  59 const int kNewAvatarButtonOffset = 5;
  60 // The content left/right images have a shadow built into them.
  61 const int kContentEdgeShadowThickness = 2;
  62 // The top 3 px of the tabstrip is shadow; in maximized mode we push this off
  63 // the top of the screen so the tabs appear flush against the screen edge.
  64 const int kTabstripTopShadowThickness = 3;
  65 // In restored mode, the New Tab button isn't at the same height as the caption
  66 // buttons, but the space will look cluttered if it actually slides under them,
  67 // so we stop it when the gap between the two is down to 5 px.
  68 const int kNewTabCaptionRestoredSpacing = 5;
  69 // In maximized mode, where the New Tab button and the caption buttons are at
  70 // similar vertical coordinates, we need to reserve a larger, 16 px gap to avoid
  71 // looking too cluttered.
  72 const int kNewTabCaptionMaximizedSpacing = 16;
  73 // How far to indent the tabstrip from the left side of the screen when there
  74 // is no avatar icon.
  75 const int kTabStripIndent = -6;
  76
  77 }  // namespace
  78
  79 ///////////////////////////////////////////////////////////////////////////////
  80 // GlassBrowserFrameView, public:
  81
  82 GlassBrowserFrameView::GlassBrowserFrameView(BrowserFrame* frame,
  83                                              BrowserView* browser_view)
  84     : BrowserNonClientFrameView(frame, browser_view),
  85       throbber_running_(false),
  86       throbber_frame_(0) {
  87   if (browser_view->ShouldShowWindowIcon())
  88     InitThrobberIcons();
  89
  90   if (browser_view->IsRegularOrGuestSession() && switches::IsNewAvatarMenu())
  91     UpdateNewStyleAvatarInfo(this, NewAvatarButton::NATIVE_BUTTON);
  92   else
  93     UpdateAvatarInfo();
  94
  95   if (!browser_view->IsOffTheRecord()) {
  96     registrar_.Add(this, chrome::NOTIFICATION_PROFILE_CACHED_INFO_CHANGED,
  97                    content::NotificationService::AllSources());
  98   }
  99 }
 100
 101 GlassBrowserFrameView::~GlassBrowserFrameView() {
 102 }
 103
 104 ///////////////////////////////////////////////////////////////////////////////
 105 // GlassBrowserFrameView, BrowserNonClientFrameView implementation:
 106
 107 gfx::Rect GlassBrowserFrameView::GetBoundsForTabStrip(
 108     views::View* tabstrip) const {
 109   int minimize_button_offset =
 110       std::min(frame()->GetMinimizeButtonOffset(), width());
 111
 112   // The new avatar button is optionally displayed to the left of the
 113   // minimize button.
 114   if (new_avatar_button()) {
 115     DCHECK(switches::IsNewAvatarMenu());
 116     minimize_button_offset -= new_avatar_button()->width();
 117   }
 118
 119   int tabstrip_x = browser_view()->ShouldShowAvatar() ?
 120       (avatar_bounds_.right() + kAvatarRightSpacing) :
 121       NonClientBorderThickness() + kTabStripIndent;
 122   // In RTL languages, we have moved an avatar icon left by the size of window
 123   // controls to prevent it from being rendered over them. So, we use its x
 124   // position to move this tab strip left when maximized. Also, we can render
 125   // a tab strip until the left end of this window without considering the size
 126   // of window controls in RTL languages.
 127   if (base::i18n::IsRTL()) {
 128     if (!browser_view()->ShouldShowAvatar() && frame()->IsMaximized()) {
 129       tabstrip_x += avatar_bounds_.x();
 130     } else if (browser_view()->IsRegularOrGuestSession() &&
 131                switches::IsNewAvatarMenu()) {
 132       tabstrip_x = width() - minimize_button_offset;
 133     }
 134
 135     minimize_button_offset = width();
 136   }
 137   int tabstrip_width = minimize_button_offset - tabstrip_x -
 138       (frame()->IsMaximized() ?
 139           kNewTabCaptionMaximizedSpacing : kNewTabCaptionRestoredSpacing);
 140   return gfx::Rect(tabstrip_x, NonClientTopBorderHeight(),
 141                    std::max(0, tabstrip_width),
 142                    tabstrip->GetPreferredSize().height());
 143 }
 144
 145 int GlassBrowserFrameView::GetTopInset() const {
 146   return GetClientAreaInsets().top();
 147 }
 148
 149 int GlassBrowserFrameView::GetThemeBackgroundXInset() const {
 150   return 0;
 151 }
 152
 153 void GlassBrowserFrameView::UpdateThrobber(bool running) {
 154   if (throbber_running_) {
 155     if (running) {
 156       DisplayNextThrobberFrame();
 157     } else {
 158       StopThrobber();
 159     }
 160   } else if (running) {
 161     StartThrobber();
 162   }
 163 }
 164
 165 gfx::Size GlassBrowserFrameView::GetMinimumSize() const {
 166   gfx::Size min_size(browser_view()->GetMinimumSize());
 167
 168   // Account for the client area insets.
 169   gfx::Insets insets = GetClientAreaInsets();
 170   min_size.Enlarge(insets.width(), insets.height());
 171   // Client area insets do not include the shadow thickness.
 172   min_size.Enlarge(2 * kContentEdgeShadowThickness, 0);
 173
 174   // Ensure that the minimum width is enough to hold a tab strip with minimum
 175   // width at its usual insets.
 176   if (browser_view()->IsTabStripVisible()) {
 177     TabStrip* tabstrip = browser_view()->tabstrip();
 178     int min_tabstrip_width = tabstrip->GetMinimumSize().width();
 179     int min_tabstrip_area_width =
 180         width() - GetBoundsForTabStrip(tabstrip).width() + min_tabstrip_width;
 181     min_size.set_width(std::max(min_tabstrip_area_width, min_size.width()));
 182   }
 183
 184   return min_size;
 185 }
 186
 187 ///////////////////////////////////////////////////////////////////////////////
 188 // GlassBrowserFrameView, views::NonClientFrameView implementation:
 189
 190 gfx::Rect GlassBrowserFrameView::GetBoundsForClientView() const {
 191   return client_view_bounds_;
 192 }
 193
 194 gfx::Rect GlassBrowserFrameView::GetWindowBoundsForClientBounds(
 195     const gfx::Rect& client_bounds) const {
 196   HWND hwnd = views::HWNDForWidget(frame());
 197   if (!browser_view()->IsTabStripVisible() && hwnd) {
 198     // If we don't have a tabstrip, we're either a popup or an app window, in
 199     // which case we have a standard size non-client area and can just use
 200     // AdjustWindowRectEx to obtain it. We check for a non-NULL window handle in
 201     // case this gets called before the window is actually created.
 202     RECT rect = client_bounds.ToRECT();
 203     AdjustWindowRectEx(&rect, GetWindowLong(hwnd, GWL_STYLE), FALSE,
 204                        GetWindowLong(hwnd, GWL_EXSTYLE));
 205     return gfx::Rect(rect);
 206   }
 207
 208   gfx::Insets insets = GetClientAreaInsets();
 209   return gfx::Rect(std::max(0, client_bounds.x() - insets.left()),
 210                    std::max(0, client_bounds.y() - insets.top()),
 211                    client_bounds.width() + insets.width(),
 212                    client_bounds.height() + insets.height());
 213 }
 214
 215 int GlassBrowserFrameView::NonClientHitTest(const gfx::Point& point) {
 216   // If the browser isn't in normal mode, we haven't customized the frame, so
 217   // Windows can figure this out.  If the point isn't within our bounds, then
 218   // it's in the native portion of the frame, so again Windows can figure it
 219   // out.
 220   if (!browser_view()->IsBrowserTypeNormal() || !bounds().Contains(point))
 221     return HTNOWHERE;
 222
 223   // See if the point is within the avatar menu button or within the avatar
 224   // label.
 225   if (avatar_button() && avatar_button()->GetMirroredBounds().Contains(point))
 226     return HTCLIENT;
 227
 228   if (new_avatar_button() &&
 229      new_avatar_button()->GetMirroredBounds().Contains(point))
 230    return HTCLIENT;
 231
 232   int frame_component = frame()->client_view()->NonClientHitTest(point);
 233
 234   // See if we're in the sysmenu region.  We still have to check the tabstrip
 235   // first so that clicks in a tab don't get treated as sysmenu clicks.
 236   int nonclient_border_thickness = NonClientBorderThickness();
 237   if (gfx::Rect(nonclient_border_thickness, GetSystemMetrics(SM_CXSIZEFRAME),
 238                 GetSystemMetrics(SM_CXSMICON),
 239                 GetSystemMetrics(SM_CYSMICON)).Contains(point))
 240     return (frame_component == HTCLIENT) ? HTCLIENT : HTSYSMENU;
 241
 242   if (frame_component != HTNOWHERE)
 243     return frame_component;
 244
 245   int frame_border_thickness = FrameBorderThickness();
 246   int window_component = GetHTComponentForFrame(point, frame_border_thickness,
 247       nonclient_border_thickness, frame_border_thickness,
 248       kResizeAreaCornerSize - frame_border_thickness,
 249       frame()->widget_delegate()->CanResize());
 250   // Fall back to the caption if no other component matches.
 251   return (window_component == HTNOWHERE) ? HTCAPTION : window_component;
 252 }
 253
 254 ///////////////////////////////////////////////////////////////////////////////
 255 // GlassBrowserFrameView, views::View overrides:
 256
 257 void GlassBrowserFrameView::OnPaint(gfx::Canvas* canvas) {
 258   if (browser_view()->IsToolbarVisible() &&
 259       browser_view()->toolbar()->ShouldPaintBackground())
 260     PaintToolbarBackground(canvas);
 261   if (!frame()->IsMaximized())
 262     PaintRestoredClientEdge(canvas);
 263 }
 264
 265 void GlassBrowserFrameView::Layout() {
 266   if (browser_view()->IsRegularOrGuestSession() && switches::IsNewAvatarMenu())
 267     LayoutNewStyleAvatar();
 268   else
 269     LayoutAvatar();
 270
 271   LayoutClientView();
 272 }
 273
 274 bool GlassBrowserFrameView::HitTestRect(const gfx::Rect& rect) const {
 275   bool hit_avatar_button = avatar_button() &&
 276       avatar_button()->GetMirroredBounds().Intersects(rect);
 277   bool hit_new_avatar_button = new_avatar_button() &&
 278       new_avatar_button()->GetMirroredBounds().Intersects(rect);
 279   return hit_avatar_button || hit_new_avatar_button ||
 280          !frame()->client_view()->bounds().Intersects(rect);
 281 }
 282
 283 ///////////////////////////////////////////////////////////////////////////////
 284 // GlassBrowserFrameView, views::ButtonListener overrides:
 285 void GlassBrowserFrameView::ButtonPressed(views::Button* sender,
 286                                           const ui::Event& event) {
 287   if (sender == new_avatar_button()) {
 288     browser_view()->ShowAvatarBubbleFromAvatarButton(
 289         BrowserWindow::AVATAR_BUBBLE_MODE_DEFAULT);
 290   }
 291 }
 292
 293 ///////////////////////////////////////////////////////////////////////////////
 294 // GlassBrowserFrameView, private:
 295
 296 int GlassBrowserFrameView::FrameBorderThickness() const {
 297   return (frame()->IsMaximized() || frame()->IsFullscreen()) ?
 298       0 : GetSystemMetrics(SM_CXSIZEFRAME);
 299 }
 300
 301 int GlassBrowserFrameView::NonClientBorderThickness() const {
 302   if (frame()->IsMaximized() || frame()->IsFullscreen())
 303     return 0;
 304
 305   return kNonClientBorderThickness;
 306 }
 307
 308 int GlassBrowserFrameView::NonClientTopBorderHeight() const {
 309   if (frame()->IsFullscreen())
 310     return 0;
 311
 312   // We'd like to use FrameBorderThickness() here, but the maximized Aero glass
 313   // frame has a 0 frame border around most edges and a CYSIZEFRAME-thick border
 314   // at the top (see AeroGlassFrame::OnGetMinMaxInfo()).
 315   return gfx::win::GetSystemMetricsInDIP(SM_CYSIZEFRAME) +
 316       (!frame()->ShouldLeaveOffsetNearTopBorder() ?
 317       -kTabstripTopShadowThickness : kNonClientRestoredExtraThickness);
 318 }
 319
 320 void GlassBrowserFrameView::PaintToolbarBackground(gfx::Canvas* canvas) {
 321   ui::ThemeProvider* tp = GetThemeProvider();
 322
 323   gfx::Rect toolbar_bounds(browser_view()->GetToolbarBounds());
 324   gfx::Point toolbar_origin(toolbar_bounds.origin());
 325   View::ConvertPointToTarget(browser_view(), this, &toolbar_origin);
 326   toolbar_bounds.set_origin(toolbar_origin);
 327   int x = toolbar_bounds.x();
 328   int w = toolbar_bounds.width();
 329   int left_x = x - kContentEdgeShadowThickness;
 330
 331   gfx::ImageSkia* theme_toolbar = tp->GetImageSkiaNamed(IDR_THEME_TOOLBAR);
 332   gfx::ImageSkia* toolbar_left = tp->GetImageSkiaNamed(
 333       IDR_CONTENT_TOP_LEFT_CORNER);
 334   gfx::ImageSkia* toolbar_center = tp->GetImageSkiaNamed(
 335       IDR_CONTENT_TOP_CENTER);
 336
 337   // Tile the toolbar image starting at the frame edge on the left and where
 338   // the tabstrip is on the top.
 339   int y = toolbar_bounds.y();
 340   int dest_y = browser_view()->IsTabStripVisible()
 341                    ? y + (kFrameShadowThickness * 2)
 342                    : y;
 343   canvas->TileImageInt(*theme_toolbar,
 344                        x + GetThemeBackgroundXInset(),
 345                        dest_y - GetTopInset(), x,
 346                        dest_y, w, theme_toolbar->height());
 347
 348   if (browser_view()->IsTabStripVisible()) {
 349     // Draw rounded corners for the tab.
 350     gfx::ImageSkia* toolbar_left_mask =
 351         tp->GetImageSkiaNamed(IDR_CONTENT_TOP_LEFT_CORNER_MASK);
 352     gfx::ImageSkia* toolbar_right_mask =
 353         tp->GetImageSkiaNamed(IDR_CONTENT_TOP_RIGHT_CORNER_MASK);
 354
 355     // We mask out the corners by using the DestinationIn transfer mode,
 356     // which keeps the RGB pixels from the destination and the alpha from
 357     // the source.
 358     SkPaint paint;
 359     paint.setXfermodeMode(SkXfermode::kDstIn_Mode);
 360
 361     // Mask out the top left corner.
 362     canvas->DrawImageInt(*toolbar_left_mask, left_x, y, paint);
 363
 364     // Mask out the top right corner.
 365     int right_x =
 366         x + w + kContentEdgeShadowThickness - toolbar_right_mask->width();
 367     canvas->DrawImageInt(*toolbar_right_mask, right_x, y, paint);
 368
 369     // Draw left edge.
 370     canvas->DrawImageInt(*toolbar_left, left_x, y);
 371
 372     // Draw center edge.
 373     canvas->TileImageInt(*toolbar_center, left_x + toolbar_left->width(), y,
 374         right_x - (left_x + toolbar_left->width()), toolbar_center->height());
 375
 376     // Right edge.
 377     canvas->DrawImageInt(*tp->GetImageSkiaNamed(IDR_CONTENT_TOP_RIGHT_CORNER),
 378                          right_x, y);
 379   }
 380
 381   // Draw the content/toolbar separator.
 382   canvas->FillRect(
 383       gfx::Rect(x + kClientEdgeThickness,
 384                 toolbar_bounds.bottom() - kClientEdgeThickness,
 385                 w - (2 * kClientEdgeThickness),
 386                 kClientEdgeThickness),
 387       ThemeProperties::GetDefaultColor(
 388           ThemeProperties::COLOR_TOOLBAR_SEPARATOR));
 389 }
 390
 391 void GlassBrowserFrameView::PaintRestoredClientEdge(gfx::Canvas* canvas) {
 392   ui::ThemeProvider* tp = GetThemeProvider();
 393   gfx::Rect client_area_bounds = CalculateClientAreaBounds(width(), height());
 394
 395   // The client edges start below the toolbar upper corner images regardless
 396   // of how tall the toolbar itself is.
 397   int client_area_top = frame()->client_view()->y() +
 398       browser_view()->GetToolbarBounds().y() +
 399       tp->GetImageSkiaNamed(IDR_CONTENT_TOP_LEFT_CORNER)->height();
 400   int client_area_bottom =
 401       std::max(client_area_top, height() - NonClientBorderThickness());
 402   int client_area_height = client_area_bottom - client_area_top;
 403
 404   // Draw the client edge images.
 405   gfx::ImageSkia* right = tp->GetImageSkiaNamed(IDR_CONTENT_RIGHT_SIDE);
 406   canvas->TileImageInt(*right, client_area_bounds.right(), client_area_top,
 407                        right->width(), client_area_height);
 408   canvas->DrawImageInt(
 409       *tp->GetImageSkiaNamed(IDR_CONTENT_BOTTOM_RIGHT_CORNER),
 410       client_area_bounds.right(), client_area_bottom);
 411   gfx::ImageSkia* bottom = tp->GetImageSkiaNamed(IDR_CONTENT_BOTTOM_CENTER);
 412   canvas->TileImageInt(*bottom, client_area_bounds.x(),
 413       client_area_bottom, client_area_bounds.width(),
 414       bottom->height());
 415   gfx::ImageSkia* bottom_left =
 416       tp->GetImageSkiaNamed(IDR_CONTENT_BOTTOM_LEFT_CORNER);
 417   canvas->DrawImageInt(*bottom_left,
 418       client_area_bounds.x() - bottom_left->width(), client_area_bottom);
 419   gfx::ImageSkia* left = tp->GetImageSkiaNamed(IDR_CONTENT_LEFT_SIDE);
 420   canvas->TileImageInt(*left, client_area_bounds.x() - left->width(),
 421       client_area_top, left->width(), client_area_height);
 422
 423   // Draw the toolbar color so that the client edges show the right color even
 424   // where not covered by the toolbar image.  NOTE: We do this after drawing the
 425   // images because the images are meant to alpha-blend atop the frame whereas
 426   // these rects are meant to be fully opaque, without anything overlaid.
 427   SkColor toolbar_color = tp->GetColor(ThemeProperties::COLOR_TOOLBAR);
 428   canvas->FillRect(gfx::Rect(client_area_bounds.x() - kClientEdgeThickness,
 429       client_area_top, kClientEdgeThickness,
 430       client_area_bottom + kClientEdgeThickness - client_area_top),
 431       toolbar_color);
 432   canvas->FillRect(gfx::Rect(client_area_bounds.x(), client_area_bottom,
 433                              client_area_bounds.width(), kClientEdgeThickness),
 434                    toolbar_color);
 435   canvas->FillRect(gfx::Rect(client_area_bounds.right(), client_area_top,
 436        kClientEdgeThickness,
 437        client_area_bottom + kClientEdgeThickness - client_area_top),
 438        toolbar_color);
 439 }
 440
 441 void GlassBrowserFrameView::LayoutNewStyleAvatar() {
 442   DCHECK(switches::IsNewAvatarMenu());
 443   if (!new_avatar_button())
 444     return;
 445
 446   gfx::Size label_size = new_avatar_button()->GetPreferredSize();
 447   int button_size_with_offset = kNewAvatarButtonOffset + label_size.width();
 448
 449   int button_x = frame()->GetMinimizeButtonOffset() -
 450       kNewAvatarButtonOffset - label_size.width();
 451   if (base::i18n::IsRTL())
 452     button_x = width() - frame()->GetMinimizeButtonOffset() +
 453         kNewAvatarButtonOffset;
 454   int button_y = frame()->IsMaximized() ? NonClientTopBorderHeight() : 1;
 455
 456   // If the window is maximized, the button is 2 pixels too tall. Determined
 457   // via visual inspection.
 458   int height_to_subtract = frame()->IsMaximized() ? 2 : 0;
 459
 460   new_avatar_button()->SetBounds(
 461       button_x,
 462       button_y,
 463       label_size.width(),
 464       button_y + gfx::win::GetSystemMetricsInDIP(SM_CXMENUSIZE) -
 465           height_to_subtract);
 466 }
 467
 468 void GlassBrowserFrameView::LayoutAvatar() {
 469   // Even though the avatar is used for both incognito and profiles we always
 470   // use the incognito icon to layout the avatar button. The profile icon
 471   // can be customized so we can't depend on its size to perform layout.
 472   gfx::ImageSkia incognito_icon = browser_view()->GetOTRAvatarIcon();
 473
 474   int avatar_x = NonClientBorderThickness() + kAvatarLeftSpacing;
 475   // Move this avatar icon by the size of window controls to prevent it from
 476   // being rendered over them in RTL languages. This code also needs to adjust
 477   // the width of a tab strip to avoid decreasing this size twice. (See the
 478   // comment in GetBoundsForTabStrip().)
 479   if (base::i18n::IsRTL())
 480     avatar_x += width() - frame()->GetMinimizeButtonOffset();
 481
 482   int avatar_bottom = GetTopInset() +
 483       browser_view()->GetTabStripHeight() - kAvatarBottomSpacing;
 484   int avatar_restored_y = avatar_bottom - incognito_icon.height();
 485   int avatar_y = frame()->IsMaximized() ?
 486       (NonClientTopBorderHeight() + kTabstripTopShadowThickness) :
 487       avatar_restored_y;
 488   avatar_bounds_.SetRect(avatar_x, avatar_y, incognito_icon.width(),
 489       browser_view()->ShouldShowAvatar() ? (avatar_bottom - avatar_y) : 0);
 490   if (avatar_button())
 491     avatar_button()->SetBoundsRect(avatar_bounds_);
 492 }
 493
 494 void GlassBrowserFrameView::LayoutClientView() {
 495   client_view_bounds_ = CalculateClientAreaBounds(width(), height());
 496 }
 497
 498 gfx::Insets GlassBrowserFrameView::GetClientAreaInsets() const {
 499   if (!browser_view()->IsTabStripVisible())
 500     return gfx::Insets();
 501
 502   const int top_height = NonClientTopBorderHeight();
 503   const int border_thickness = NonClientBorderThickness();
 504   return gfx::Insets(top_height,
 505                      border_thickness,
 506                      border_thickness,
 507                      border_thickness);
 508 }
 509
 510 gfx::Rect GlassBrowserFrameView::CalculateClientAreaBounds(int width,
 511                                                            int height) const {
 512   gfx::Rect bounds(0, 0, width, height);
 513   bounds.Inset(GetClientAreaInsets());
 514   return bounds;
 515 }
 516
 517 void GlassBrowserFrameView::StartThrobber() {
 518   if (!throbber_running_) {
 519     throbber_running_ = true;
 520     throbber_frame_ = 0;
 521     InitThrobberIcons();
 522     SendMessage(views::HWNDForWidget(frame()), WM_SETICON,
 523                 static_cast<WPARAM>(ICON_SMALL),
 524                 reinterpret_cast<LPARAM>(throbber_icons_[throbber_frame_]));
 525   }
 526 }
 527
 528 void GlassBrowserFrameView::StopThrobber() {
 529   if (throbber_running_) {
 530     throbber_running_ = false;
 531
 532     HICON frame_icon = NULL;
 533
 534     // Check if hosted BrowserView has a window icon to use.
 535     if (browser_view()->ShouldShowWindowIcon()) {
 536       gfx::ImageSkia icon = browser_view()->GetWindowIcon();
 537       if (!icon.isNull())
 538         frame_icon = IconUtil::CreateHICONFromSkBitmap(*icon.bitmap());
 539     }
 540
 541     // Fallback to class icon.
 542     if (!frame_icon) {
 543       frame_icon = reinterpret_cast<HICON>(GetClassLongPtr(
 544           views::HWNDForWidget(frame()), GCLP_HICONSM));
 545     }
 546
 547     // This will reset the small icon which we set in the throbber code.
 548     // WM_SETICON with NULL icon restores the icon for title bar but not
 549     // for taskbar. See http://crbug.com/29996
 550     SendMessage(views::HWNDForWidget(frame()), WM_SETICON,
 551                 static_cast<WPARAM>(ICON_SMALL),
 552                 reinterpret_cast<LPARAM>(frame_icon));
 553   }
 554 }
 555
 556 void GlassBrowserFrameView::DisplayNextThrobberFrame() {
 557   throbber_frame_ = (throbber_frame_ + 1) % kThrobberIconCount;
 558   SendMessage(views::HWNDForWidget(frame()), WM_SETICON,
 559               static_cast<WPARAM>(ICON_SMALL),
 560               reinterpret_cast<LPARAM>(throbber_icons_[throbber_frame_]));
 561 }
 562
 563 void GlassBrowserFrameView::Observe(
 564     int type,
 565     const content::NotificationSource& source,
 566     const content::NotificationDetails& details) {
 567   switch (type) {
 568     case chrome::NOTIFICATION_PROFILE_CACHED_INFO_CHANGED:
 569       if (browser_view()->IsRegularOrGuestSession() &&
 570           switches::IsNewAvatarMenu()) {
 571         UpdateNewStyleAvatarInfo(this, NewAvatarButton::NATIVE_BUTTON);
 572       } else {
 573         UpdateAvatarInfo();
 574       }
 575       break;
 576     default:
 577       NOTREACHED() << "Got a notification we didn't register for!";
 578       break;
 579   }
 580 }
 581
 582 // static
 583 void GlassBrowserFrameView::InitThrobberIcons() {
 584   static bool initialized = false;
 585   if (!initialized) {
 586     for (int i = 0; i < kThrobberIconCount; ++i) {
 587       throbber_icons_[i] =
 588           ui::LoadThemeIconFromResourcesDataDLL(IDI_THROBBER_01 + i);
 589       DCHECK(throbber_icons_[i]);
 590     }
 591     initialized = true;
 592   }
 593 }