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

   1 // Copyright 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/browser_non_client_frame_view_ash.h"
   6
   7 #include <algorithm>
   8
   9 #include "ash/frame/caption_buttons/frame_caption_button_container_view.h"
  10 #include "ash/frame/default_header_painter.h"
  11 #include "ash/frame/frame_border_hit_test_controller.h"
  12 #include "ash/frame/header_painter_util.h"
  13 #include "ash/shell.h"
  14 #include "base/profiler/scoped_tracker.h"
  15 #include "chrome/app/chrome_command_ids.h"
  16 #include "chrome/browser/extensions/extension_util.h"
  17 #include "chrome/browser/profiles/profiles_state.h"
  18 #include "chrome/browser/themes/theme_properties.h"
  19 #include "chrome/browser/ui/browser.h"
  20 #include "chrome/browser/ui/browser_commands.h"
  21 #include "chrome/browser/ui/views/frame/browser_frame.h"
  22 #include "chrome/browser/ui/views/frame/browser_header_painter_ash.h"
  23 #include "chrome/browser/ui/views/frame/browser_view.h"
  24 #include "chrome/browser/ui/views/frame/immersive_mode_controller.h"
  25 #include "chrome/browser/ui/views/frame/web_app_left_header_view_ash.h"
  26 #include "chrome/browser/ui/views/profiles/avatar_menu_button.h"
  27 #include "chrome/browser/ui/views/tab_icon_view.h"
  28 #include "chrome/browser/ui/views/tabs/tab_strip.h"
  29 #include "chrome/browser/web_applications/web_app.h"
  30 #include "components/signin/core/common/profile_management_switches.h"
  31 #include "content/public/browser/web_contents.h"
  32 #include "extensions/browser/extension_registry.h"
  33 #include "grit/theme_resources.h"
  34 #include "ui/accessibility/ax_view_state.h"
  35 #include "ui/aura/client/aura_constants.h"
  36 #include "ui/aura/window.h"
  37 #include "ui/base/hit_test.h"
  38 #include "ui/base/layout.h"
  39 #include "ui/base/resource/material_design/material_design_controller.h"
  40 #include "ui/base/resource/resource_bundle.h"
  41 #include "ui/base/theme_provider.h"
  42 #include "ui/compositor/layer_animator.h"
  43 #include "ui/gfx/canvas.h"
  44 #include "ui/gfx/geometry/rect_conversions.h"
  45 #include "ui/gfx/image/image_skia.h"
  46 #include "ui/views/controls/label.h"
  47 #include "ui/views/layout/layout_constants.h"
  48 #include "ui/views/widget/widget.h"
  49 #include "ui/views/widget/widget_delegate.h"
  50
  51 #if defined(ENABLE_SUPERVISED_USERS)
  52 #include "chrome/browser/ui/views/profiles/supervised_user_avatar_label.h"
  53 #endif
  54
  55 namespace {
  56
  57 // The avatar ends 2 px above the bottom of the tabstrip (which, given the
  58 // way the tabstrip draws its bottom edge, will appear like a 1 px gap to the
  59 // user).
  60 const int kAvatarBottomSpacing = 2;
  61 // There are 2 px on each side of the avatar (between the frame border and
  62 // it on the left, and between it and the tabstrip on the right).
  63 const int kAvatarSideSpacing = 2;
  64 #if defined(FRAME_AVATAR_BUTTON)
  65 // Space between the new avatar button and the minimize button.
  66 const int kNewAvatarButtonOffset = 5;
  67 #endif
  68 // Space between left edge of window and tabstrip.
  69 const int kTabstripLeftSpacing = 0;
  70 // Space between right edge of tabstrip and maximize button.
  71 const int kTabstripRightSpacing = 10;
  72 // Height of the shadow of the content area, at the top of the toolbar.
  73 const int kContentShadowHeight = 1;
  74 // Space between top of window and top of tabstrip for tall headers, such as
  75 // for restored windows, apps, etc.
  76 const int kTabstripTopSpacingTall = 7;
  77 // Space between top of window and top of tabstrip for short headers, such as
  78 // for maximized windows, pop-ups, etc.
  79 const int kTabstripTopSpacingShort = 0;
  80 // Height of the shadow in the tab image, used to ensure clicks in the shadow
  81 // area still drag restored windows.  This keeps the clickable area large enough
  82 // to hit easily.
  83 const int kTabShadowHeight = 4;
  84
  85 // Combines View::ConvertPointToTarget() and View::HitTest() for a given
  86 // |point|. Converts |point| from |src| to |dst| and hit tests it against |dst|.
  87 bool ConvertedHitTest(views::View* src,
  88                       views::View* dst,
  89                       const gfx::Point& point) {
  90   DCHECK(src);
  91   DCHECK(dst);
  92   gfx::Point converted_point(point);
  93   views::View::ConvertPointToTarget(src, dst, &converted_point);
  94   return dst->HitTestPoint(converted_point);
  95 }
  96
  97 }  // namespace
  98
  99 ///////////////////////////////////////////////////////////////////////////////
 100 // BrowserNonClientFrameViewAsh, public:
 101
 102 // static
 103 const char BrowserNonClientFrameViewAsh::kViewClassName[] =
 104     "BrowserNonClientFrameViewAsh";
 105
 106 BrowserNonClientFrameViewAsh::BrowserNonClientFrameViewAsh(
 107     BrowserFrame* frame,
 108     BrowserView* browser_view)
 109     : BrowserNonClientFrameView(frame, browser_view),
 110       caption_button_container_(nullptr),
 111       web_app_left_header_view_(nullptr),
 112       window_icon_(nullptr),
 113       frame_border_hit_test_controller_(
 114           new ash::FrameBorderHitTestController(frame)) {
 115   ash::Shell::GetInstance()->AddShellObserver(this);
 116 }
 117
 118 BrowserNonClientFrameViewAsh::~BrowserNonClientFrameViewAsh() {
 119   ash::Shell::GetInstance()->RemoveShellObserver(this);
 120 }
 121
 122 void BrowserNonClientFrameViewAsh::Init() {
 123   caption_button_container_ = new ash::FrameCaptionButtonContainerView(frame());
 124   caption_button_container_->UpdateSizeButtonVisibility();
 125   AddChildView(caption_button_container_);
 126
 127   // Initializing the TabIconView is expensive, so only do it if we need to.
 128   if (browser_view()->ShouldShowWindowIcon()) {
 129     window_icon_ = new TabIconView(this, nullptr);
 130     window_icon_->set_is_light(true);
 131     AddChildView(window_icon_);
 132     window_icon_->Update();
 133   }
 134
 135   UpdateAvatar();
 136
 137   // HeaderPainter handles layout.
 138   if (UsePackagedAppHeaderStyle()) {
 139     ash::DefaultHeaderPainter* header_painter = new ash::DefaultHeaderPainter;
 140     header_painter_.reset(header_painter);
 141     header_painter->Init(frame(), this, caption_button_container_);
 142     if (window_icon_) {
 143       header_painter->UpdateLeftHeaderView(window_icon_);
 144     }
 145   } else if (UseWebAppHeaderStyle()) {
 146     web_app_left_header_view_ = new WebAppLeftHeaderView(browser_view());
 147     AddChildView(web_app_left_header_view_);
 148
 149     ash::DefaultHeaderPainter* header_painter = new ash::DefaultHeaderPainter;
 150     header_painter_.reset(header_painter);
 151     header_painter->Init(frame(), this, caption_button_container_);
 152     header_painter->UpdateLeftHeaderView(web_app_left_header_view_);
 153   } else {
 154     BrowserHeaderPainterAsh* header_painter = new BrowserHeaderPainterAsh;
 155     header_painter_.reset(header_painter);
 156     header_painter->Init(frame(), browser_view(), this, window_icon_,
 157         caption_button_container_);
 158   }
 159 }
 160
 161 ///////////////////////////////////////////////////////////////////////////////
 162 // BrowserNonClientFrameView:
 163
 164 gfx::Rect BrowserNonClientFrameViewAsh::GetBoundsForTabStrip(
 165     views::View* tabstrip) const {
 166   if (!tabstrip)
 167     return gfx::Rect();
 168
 169   // When the tab strip is painted in the immersive fullscreen light bar style,
 170   // the caption buttons and the avatar button are not visible. However, their
 171   // bounds are still used to compute the tab strip bounds so that the tabs have
 172   // the same horizontal position when the tab strip is painted in the immersive
 173   // light bar style as when the top-of-window views are revealed.
 174   int left_inset = GetTabStripLeftInset();
 175   int right_inset = GetTabStripRightInset();
 176   return gfx::Rect(left_inset,
 177                    GetTopInset(),
 178                    std::max(0, width() - left_inset - right_inset),
 179                    tabstrip->GetPreferredSize().height());
 180 }
 181
 182 int BrowserNonClientFrameViewAsh::GetTopInset() const {
 183   if (!ShouldPaint() || UseImmersiveLightbarHeaderStyle())
 184     return 0;
 185
 186   if (browser_view()->IsTabStripVisible()) {
 187     if (frame()->IsMaximized() || frame()->IsFullscreen())
 188       return kTabstripTopSpacingShort;
 189     else
 190       return kTabstripTopSpacingTall;
 191   }
 192
 193   if (UsePackagedAppHeaderStyle() || UseWebAppHeaderStyle())
 194     return header_painter_->GetHeaderHeight();
 195
 196   int caption_buttons_bottom = caption_button_container_->bounds().bottom();
 197
 198   // The toolbar partially overlaps the caption buttons.
 199   if (browser_view()->IsToolbarVisible())
 200     return caption_buttons_bottom - kContentShadowHeight;
 201
 202   return caption_buttons_bottom + kClientEdgeThickness;
 203 }
 204
 205 int BrowserNonClientFrameViewAsh::GetThemeBackgroundXInset() const {
 206   return ash::HeaderPainterUtil::GetThemeBackgroundXInset();
 207 }
 208
 209 void BrowserNonClientFrameViewAsh::UpdateThrobber(bool running) {
 210   if (window_icon_)
 211     window_icon_->Update();
 212 }
 213
 214 void BrowserNonClientFrameViewAsh::UpdateToolbar() {
 215   if (web_app_left_header_view_)
 216     web_app_left_header_view_->Update();
 217 }
 218
 219 views::View* BrowserNonClientFrameViewAsh::GetLocationIconView() const {
 220   if (web_app_left_header_view_)
 221     return web_app_left_header_view_->GetLocationIconView();
 222
 223   return nullptr;
 224 }
 225
 226 ///////////////////////////////////////////////////////////////////////////////
 227 // views::NonClientFrameView:
 228
 229 gfx::Rect BrowserNonClientFrameViewAsh::GetBoundsForClientView() const {
 230   // The ClientView must be flush with the top edge of the widget so that the
 231   // web contents can take up the entire screen in immersive fullscreen (with
 232   // or without the top-of-window views revealed). When in immersive fullscreen
 233   // and the top-of-window views are revealed, the TopContainerView paints the
 234   // window header by redirecting paints from its background to
 235   // BrowserNonClientFrameViewAsh.
 236   return bounds();
 237 }
 238
 239 gfx::Rect BrowserNonClientFrameViewAsh::GetWindowBoundsForClientBounds(
 240     const gfx::Rect& client_bounds) const {
 241   return client_bounds;
 242 }
 243
 244 int BrowserNonClientFrameViewAsh::NonClientHitTest(const gfx::Point& point) {
 245   int hit_test = ash::FrameBorderHitTestController::NonClientHitTest(this,
 246       caption_button_container_, point);
 247
 248 #if defined(FRAME_AVATAR_BUTTON)
 249   if (hit_test == HTCAPTION && new_avatar_button() &&
 250       ConvertedHitTest(this, new_avatar_button(), point)) {
 251     return HTCLIENT;
 252   }
 253 #endif
 254
 255   // See if the point is actually within the web app back button.
 256   if (hit_test == HTCAPTION && web_app_left_header_view_ &&
 257       ConvertedHitTest(this, web_app_left_header_view_, point)) {
 258     return HTCLIENT;
 259   }
 260
 261 #if defined(ENABLE_SUPERVISED_USERS)
 262   // ...or within the avatar label, if it's a supervised user.
 263   if (hit_test == HTCAPTION && supervised_user_avatar_label() &&
 264       ConvertedHitTest(this, supervised_user_avatar_label(), point)) {
 265     return HTCLIENT;
 266   }
 267 #endif
 268
 269   // When the window is restored we want a large click target above the tabs
 270   // to drag the window, so redirect clicks in the tab's shadow to caption.
 271   if (hit_test == HTCLIENT &&
 272       !(frame()->IsMaximized() || frame()->IsFullscreen())) {
 273     // Convert point to client coordinates.
 274     gfx::Point client_point(point);
 275     View::ConvertPointToTarget(this, frame()->client_view(), &client_point);
 276     // Report hits in shadow at top of tabstrip as caption.
 277     gfx::Rect tabstrip_bounds(browser_view()->tabstrip()->bounds());
 278     if (client_point.y() < tabstrip_bounds.y() + kTabShadowHeight)
 279       hit_test = HTCAPTION;
 280   }
 281   return hit_test;
 282 }
 283
 284 void BrowserNonClientFrameViewAsh::GetWindowMask(const gfx::Size& size,
 285                                                  gfx::Path* window_mask) {
 286   // Aura does not use window masks.
 287 }
 288
 289 void BrowserNonClientFrameViewAsh::ResetWindowControls() {
 290   // Hide the caption buttons in immersive fullscreen when the tab light bar
 291   // is visible because it's confusing when the user hovers or clicks in the
 292   // top-right of the screen and hits one.
 293   bool button_visibility = !UseImmersiveLightbarHeaderStyle();
 294   caption_button_container_->SetVisible(button_visibility);
 295
 296   caption_button_container_->ResetWindowControls();
 297 }
 298
 299 void BrowserNonClientFrameViewAsh::UpdateWindowIcon() {
 300   if (window_icon_)
 301     window_icon_->SchedulePaint();
 302 }
 303
 304 void BrowserNonClientFrameViewAsh::UpdateWindowTitle() {
 305   if (!frame()->IsFullscreen())
 306     header_painter_->SchedulePaintForTitle();
 307 }
 308
 309 void BrowserNonClientFrameViewAsh::SizeConstraintsChanged() {
 310 }
 311
 312 ///////////////////////////////////////////////////////////////////////////////
 313 // views::View:
 314
 315 void BrowserNonClientFrameViewAsh::OnPaint(gfx::Canvas* canvas) {
 316   if (!ShouldPaint())
 317     return;
 318
 319   if (UseImmersiveLightbarHeaderStyle()) {
 320     PaintImmersiveLightbarStyleHeader(canvas);
 321     return;
 322   }
 323
 324   caption_button_container_->SetPaintAsActive(ShouldPaintAsActive());
 325   if (web_app_left_header_view_)
 326     web_app_left_header_view_->SetPaintAsActive(ShouldPaintAsActive());
 327
 328   ash::HeaderPainter::Mode header_mode = ShouldPaintAsActive() ?
 329       ash::HeaderPainter::MODE_ACTIVE : ash::HeaderPainter::MODE_INACTIVE;
 330   header_painter_->PaintHeader(canvas, header_mode);
 331   if (browser_view()->IsToolbarVisible())
 332     PaintToolbarBackground(canvas);
 333   else if (!UsePackagedAppHeaderStyle() && !UseWebAppHeaderStyle())
 334     PaintContentEdge(canvas);
 335 }
 336
 337 void BrowserNonClientFrameViewAsh::Layout() {
 338   // The header must be laid out before computing |painted_height| because the
 339   // computation of |painted_height| for app and popup windows depends on the
 340   // position of the window controls.
 341   header_painter_->LayoutHeader();
 342
 343   int painted_height = 0;
 344   if (browser_view()->IsTabStripVisible()) {
 345     painted_height = GetTopInset() +
 346         browser_view()->tabstrip()->GetPreferredSize().height();
 347   } else if (browser_view()->IsToolbarVisible()) {
 348     // Paint the header so that it overlaps with the top few pixels of the
 349     // toolbar because the top few pixels of the toolbar are not opaque.
 350     painted_height = GetTopInset() + kFrameShadowThickness * 2;
 351   } else {
 352     painted_height = GetTopInset();
 353   }
 354   header_painter_->SetHeaderHeightForPainting(painted_height);
 355
 356   if (avatar_button()) {
 357     LayoutAvatar();
 358     header_painter_->UpdateLeftViewXInset(avatar_button()->bounds().right());
 359   }
 360 #if defined(FRAME_AVATAR_BUTTON)
 361   if (new_avatar_button())
 362     LayoutNewStyleAvatar();
 363 #endif
 364   header_painter_->UpdateLeftViewXInset(
 365       ash::HeaderPainterUtil::GetDefaultLeftViewXInset());
 366   BrowserNonClientFrameView::Layout();
 367 }
 368
 369 const char* BrowserNonClientFrameViewAsh::GetClassName() const {
 370   return kViewClassName;
 371 }
 372
 373 void BrowserNonClientFrameViewAsh::GetAccessibleState(
 374     ui::AXViewState* state) {
 375   state->role = ui::AX_ROLE_TITLE_BAR;
 376 }
 377
 378 gfx::Size BrowserNonClientFrameViewAsh::GetMinimumSize() const {
 379   gfx::Size min_client_view_size(frame()->client_view()->GetMinimumSize());
 380   int min_width = std::max(header_painter_->GetMinimumHeaderWidth(),
 381                            min_client_view_size.width());
 382   if (browser_view()->IsTabStripVisible()) {
 383     // Ensure that the minimum width is enough to hold a minimum width tab strip
 384     // at its usual insets.
 385     int min_tabstrip_width =
 386         browser_view()->tabstrip()->GetMinimumSize().width();
 387     min_width = std::max(min_width,
 388         min_tabstrip_width + GetTabStripLeftInset() + GetTabStripRightInset());
 389   }
 390   return gfx::Size(min_width, min_client_view_size.height());
 391 }
 392
 393 void BrowserNonClientFrameViewAsh::
 394   ChildPreferredSizeChanged(views::View* child) {
 395   // FrameCaptionButtonContainerView animates the visibility changes in
 396   // UpdateSizeButtonVisibility(false). Due to this a new size is not available
 397   // until the completion of the animation. Layout in response to the preferred
 398   // size changes.
 399   if (!browser_view()->initialized())
 400     return;
 401   bool needs_layout = child == caption_button_container_;
 402 #if defined(FRAME_AVATAR_BUTTON)
 403   needs_layout = needs_layout || child == new_avatar_button();
 404 #endif
 405   if (needs_layout) {
 406     InvalidateLayout();
 407     frame()->GetRootView()->Layout();
 408   }
 409 }
 410
 411 ///////////////////////////////////////////////////////////////////////////////
 412 // ash::ShellObserver:
 413
 414 void BrowserNonClientFrameViewAsh::OnMaximizeModeStarted() {
 415   caption_button_container_->UpdateSizeButtonVisibility();
 416   InvalidateLayout();
 417   frame()->client_view()->InvalidateLayout();
 418   frame()->GetRootView()->Layout();
 419 }
 420
 421 void BrowserNonClientFrameViewAsh::OnMaximizeModeEnded() {
 422   caption_button_container_->UpdateSizeButtonVisibility();
 423   InvalidateLayout();
 424   frame()->client_view()->InvalidateLayout();
 425   frame()->GetRootView()->Layout();
 426 }
 427
 428 ///////////////////////////////////////////////////////////////////////////////
 429 // chrome::TabIconViewModel:
 430
 431 bool BrowserNonClientFrameViewAsh::ShouldTabIconViewAnimate() const {
 432   // This function is queried during the creation of the window as the
 433   // TabIconView we host is initialized, so we need to null check the selected
 434   // WebContents because in this condition there is not yet a selected tab.
 435   content::WebContents* current_tab = browser_view()->GetActiveWebContents();
 436   return current_tab ? current_tab->IsLoading() : false;
 437 }
 438
 439 gfx::ImageSkia BrowserNonClientFrameViewAsh::GetFaviconForTabIconView() {
 440   views::WidgetDelegate* delegate = frame()->widget_delegate();
 441   if (!delegate)
 442     return gfx::ImageSkia();
 443   return delegate->GetWindowIcon();
 444 }
 445
 446 ///////////////////////////////////////////////////////////////////////////////
 447 // views::ButtonListener:
 448
 449 void BrowserNonClientFrameViewAsh::ButtonPressed(views::Button* sender,
 450                                                  const ui::Event& event) {
 451 #if !defined(FRAME_AVATAR_BUTTON)
 452   NOTREACHED();
 453 #else
 454   DCHECK(sender == new_avatar_button());
 455   int command = IDC_SHOW_AVATAR_MENU;
 456   if (event.IsMouseEvent() &&
 457       static_cast<const ui::MouseEvent&>(event).IsRightMouseButton()) {
 458     command = IDC_SHOW_FAST_USER_SWITCHER;
 459   }
 460   chrome::ExecuteCommand(browser_view()->browser(), command);
 461 #endif
 462 }
 463
 464 ///////////////////////////////////////////////////////////////////////////////
 465 // BrowserNonClientFrameViewAsh, protected:
 466
 467 // BrowserNonClientFrameView:
 468 void BrowserNonClientFrameViewAsh::UpdateNewAvatarButtonImpl() {
 469 #if defined(FRAME_AVATAR_BUTTON)
 470   UpdateNewAvatarButton(this, NewAvatarButton::NATIVE_BUTTON);
 471 #endif
 472 }
 473
 474 ///////////////////////////////////////////////////////////////////////////////
 475 // BrowserNonClientFrameViewAsh, private:
 476
 477 // views::NonClientFrameView:
 478 bool BrowserNonClientFrameViewAsh::DoesIntersectRect(
 479     const views::View* target,
 480     const gfx::Rect& rect) const {
 481   CHECK_EQ(target, this);
 482   if (!views::ViewTargeterDelegate::DoesIntersectRect(this, rect)) {
 483     // |rect| is outside BrowserNonClientFrameViewAsh's bounds.
 484     return false;
 485   }
 486
 487   TabStrip* tabstrip = browser_view()->tabstrip();
 488   if (tabstrip && browser_view()->IsTabStripVisible()) {
 489     // Claim |rect| only if it is above the bottom of the tabstrip in a non-tab
 490     // portion.
 491     gfx::RectF rect_in_tabstrip_coords_f(rect);
 492     View::ConvertRectToTarget(this, tabstrip, &rect_in_tabstrip_coords_f);
 493     gfx::Rect rect_in_tabstrip_coords = gfx::ToEnclosingRect(
 494         rect_in_tabstrip_coords_f);
 495
 496      if (rect_in_tabstrip_coords.y() > tabstrip->height())
 497        return false;
 498
 499     return !tabstrip->HitTestRect(rect_in_tabstrip_coords) ||
 500         tabstrip->IsRectInWindowCaption(rect_in_tabstrip_coords);
 501   }
 502
 503   // Claim |rect| if it is above the top of the topmost view in the client area.
 504   return rect.y() < GetTopInset();
 505 }
 506
 507 int BrowserNonClientFrameViewAsh::GetTabStripLeftInset() const {
 508   return avatar_button() ? kAvatarSideSpacing +
 509       browser_view()->GetOTRAvatarIcon().width() + kAvatarSideSpacing :
 510       kTabstripLeftSpacing;
 511 }
 512
 513 int BrowserNonClientFrameViewAsh::GetTabStripRightInset() const {
 514   int tabstrip_width = kTabstripRightSpacing +
 515       caption_button_container_->GetPreferredSize().width();
 516
 517 #if defined(FRAME_AVATAR_BUTTON)
 518   if (new_avatar_button()) {
 519     tabstrip_width += kNewAvatarButtonOffset +
 520          new_avatar_button()->GetPreferredSize().width();
 521   }
 522 #endif
 523
 524   return tabstrip_width;
 525 }
 526
 527 bool BrowserNonClientFrameViewAsh::UseImmersiveLightbarHeaderStyle() const {
 528   ImmersiveModeController* immersive_controller =
 529       browser_view()->immersive_mode_controller();
 530   return immersive_controller->IsEnabled() &&
 531       !immersive_controller->IsRevealed() &&
 532       browser_view()->IsTabStripVisible();
 533 }
 534
 535 bool BrowserNonClientFrameViewAsh::UsePackagedAppHeaderStyle() const {
 536   // Use the packaged app style for apps that aren't using the newer WebApp
 537   // style.
 538   return browser_view()->browser()->is_app() && !UseWebAppHeaderStyle();
 539 }
 540
 541 bool BrowserNonClientFrameViewAsh::UseWebAppHeaderStyle() const {
 542   return browser_view()->browser()->SupportsWindowFeature(
 543       Browser::FEATURE_WEBAPPFRAME);
 544 }
 545
 546 void BrowserNonClientFrameViewAsh::LayoutAvatar() {
 547   DCHECK(avatar_button());
 548 #if !defined(OS_CHROMEOS)
 549   // ChromeOS shows avatar on V1 app.
 550   DCHECK(browser_view()->IsTabStripVisible());
 551 #endif
 552   gfx::ImageSkia incognito_icon = browser_view()->GetOTRAvatarIcon();
 553
 554   int avatar_bottom = GetTopInset() +
 555       browser_view()->GetTabStripHeight() - kAvatarBottomSpacing;
 556   int avatar_restored_y = avatar_bottom - incognito_icon.height();
 557   int avatar_y =
 558       (browser_view()->IsTabStripVisible() &&
 559        (frame()->IsMaximized() || frame()->IsFullscreen())) ?
 560       GetTopInset() + kContentShadowHeight : avatar_restored_y;
 561
 562   // Hide the incognito icon in immersive fullscreen when the tab light bar is
 563   // visible because the header is too short for the icognito icon to be
 564   // recognizable.
 565   bool avatar_visible = !UseImmersiveLightbarHeaderStyle();
 566   int avatar_height = avatar_visible ? avatar_bottom - avatar_y : 0;
 567
 568   gfx::Rect avatar_bounds(kAvatarSideSpacing,
 569                           avatar_y,
 570                           incognito_icon.width(),
 571                           avatar_height);
 572   avatar_button()->SetBoundsRect(avatar_bounds);
 573   avatar_button()->SetVisible(avatar_visible);
 574 }
 575
 576 #if defined(FRAME_AVATAR_BUTTON)
 577 void BrowserNonClientFrameViewAsh::LayoutNewStyleAvatar() {
 578   DCHECK(switches::IsNewAvatarMenu());
 579
 580   gfx::Size button_size = new_avatar_button()->GetPreferredSize();
 581   int button_x = width() -
 582       caption_button_container_->GetPreferredSize().width() -
 583       kNewAvatarButtonOffset - button_size.width();
 584
 585   new_avatar_button()->SetBounds(
 586       button_x,
 587       0,
 588       button_size.width(),
 589       caption_button_container_->GetPreferredSize().height());
 590 }
 591 #endif
 592
 593 bool BrowserNonClientFrameViewAsh::ShouldPaint() const {
 594   if (!frame()->IsFullscreen())
 595     return true;
 596
 597   // We need to paint when in immersive fullscreen and either:
 598   // - The top-of-window views are revealed.
 599   // - The lightbar style tabstrip is visible.
 600   ImmersiveModeController* immersive_mode_controller =
 601       browser_view()->immersive_mode_controller();
 602   return immersive_mode_controller->IsEnabled() &&
 603       (immersive_mode_controller->IsRevealed() ||
 604        UseImmersiveLightbarHeaderStyle());
 605 }
 606
 607 void BrowserNonClientFrameViewAsh::PaintImmersiveLightbarStyleHeader(
 608     gfx::Canvas* canvas) {
 609   // The light bar header is not themed because theming it does not look good.
 610   canvas->FillRect(
 611       gfx::Rect(width(), header_painter_->GetHeaderHeightForPainting()),
 612       SK_ColorBLACK);
 613 }
 614
 615 void BrowserNonClientFrameViewAsh::PaintToolbarBackground(gfx::Canvas* canvas) {
 616   gfx::Rect toolbar_bounds(browser_view()->GetToolbarBounds());
 617   if (toolbar_bounds.IsEmpty())
 618     return;
 619   gfx::Point toolbar_origin(toolbar_bounds.origin());
 620   View::ConvertPointToTarget(browser_view(), this, &toolbar_origin);
 621   toolbar_bounds.set_origin(toolbar_origin);
 622
 623   int x = toolbar_bounds.x();
 624   int w = toolbar_bounds.width();
 625   int y = toolbar_bounds.y();
 626   int h = toolbar_bounds.height();
 627   ui::ThemeProvider* tp = GetThemeProvider();
 628
 629   if (ui::MaterialDesignController::IsModeMaterial()) {
 630     // Paint the main toolbar image.  Since this image is also used to draw the
 631     // tab background, we must use the tab strip offset to compute the image
 632     // source y position.  If you have to debug this code use an image editor
 633     // to paint a diagonal line through the toolbar image and ensure it lines up
 634     // across the tab and toolbar.
 635     gfx::ImageSkia* theme_toolbar = tp->GetImageSkiaNamed(IDR_THEME_TOOLBAR);
 636     canvas->TileImageInt(
 637         *theme_toolbar,
 638         x + GetThemeBackgroundXInset(),
 639         y - GetTopInset(),
 640         x, y,
 641         w, theme_toolbar->height());
 642
 643     // Draw the content/toolbar separator.
 644     toolbar_bounds.Inset(kClientEdgeThickness, 0);
 645     BrowserView::Paint1pxHorizontalLine(
 646         canvas,
 647         ThemeProperties::GetDefaultColor(
 648             ThemeProperties::COLOR_TOOLBAR_SEPARATOR),
 649         toolbar_bounds);
 650   } else {
 651     // Gross hack: We split the toolbar images into two pieces, since sometimes
 652     // (popup mode) the toolbar isn't tall enough to show the whole image.  The
 653     // split happens between the top shadow section and the bottom gradient
 654     // section so that we never break the gradient.
 655     // NOTE(pkotwicz): If the computation for |bottom_y| is changed, Layout()
 656     // must be changed as well.
 657     int split_point = kFrameShadowThickness * 2;
 658     int bottom_y = y + split_point;
 659     int bottom_edge_height = h - split_point;
 660
 661     canvas->FillRect(gfx::Rect(x, bottom_y, w, bottom_edge_height),
 662                      tp->GetColor(ThemeProperties::COLOR_TOOLBAR));
 663
 664     // Paint the main toolbar image.  Since this image is also used to draw the
 665     // tab background, we must use the tab strip offset to compute the image
 666     // source y position.  If you have to debug this code use an image editor
 667     // to paint a diagonal line through the toolbar image and ensure it lines up
 668     // across the tab and toolbar.
 669     gfx::ImageSkia* theme_toolbar = tp->GetImageSkiaNamed(IDR_THEME_TOOLBAR);
 670     canvas->TileImageInt(
 671         *theme_toolbar,
 672         x + GetThemeBackgroundXInset(),
 673         bottom_y - GetTopInset(),
 674         x, bottom_y,
 675         w, theme_toolbar->height());
 676
 677     // The pre-material design content area line has a shadow that extends a
 678     // couple of pixels above the toolbar bounds.
 679     const int kContentShadowHeight = 2;
 680     gfx::ImageSkia* toolbar_top = tp->GetImageSkiaNamed(IDR_TOOLBAR_SHADE_TOP);
 681     canvas->TileImageInt(*toolbar_top,
 682                          0, 0,
 683                          x, y - kContentShadowHeight,
 684                          w, split_point + kContentShadowHeight + 1);
 685
 686     // Draw the "lightening" shade line around the edges of the toolbar.
 687     gfx::ImageSkia* toolbar_left =
 688         tp->GetImageSkiaNamed(IDR_TOOLBAR_SHADE_LEFT);
 689     canvas->TileImageInt(*toolbar_left,
 690                          0, 0,
 691                          x + kClientEdgeThickness,
 692                          y + kClientEdgeThickness + kContentShadowHeight,
 693                          toolbar_left->width(), theme_toolbar->height());
 694     gfx::ImageSkia* toolbar_right =
 695         tp->GetImageSkiaNamed(IDR_TOOLBAR_SHADE_RIGHT);
 696     canvas->TileImageInt(*toolbar_right,
 697                          0, 0,
 698                          w - toolbar_right->width() - 2 * kClientEdgeThickness,
 699                          y + kClientEdgeThickness + kContentShadowHeight,
 700                          toolbar_right->width(), theme_toolbar->height());
 701
 702     // Draw the content/toolbar separator.
 703     canvas->FillRect(
 704         gfx::Rect(x + kClientEdgeThickness,
 705                   toolbar_bounds.bottom() - kClientEdgeThickness,
 706                   w - (2 * kClientEdgeThickness),
 707                   kClientEdgeThickness),
 708         ThemeProperties::GetDefaultColor(
 709             ThemeProperties::COLOR_TOOLBAR_SEPARATOR));
 710   }
 711 }
 712
 713 void BrowserNonClientFrameViewAsh::PaintContentEdge(gfx::Canvas* canvas) {
 714   DCHECK(!UsePackagedAppHeaderStyle() && !UseWebAppHeaderStyle());
 715   canvas->FillRect(gfx::Rect(0, caption_button_container_->bounds().bottom(),
 716                              width(), kClientEdgeThickness),
 717                    ThemeProperties::GetDefaultColor(
 718                        ThemeProperties::COLOR_TOOLBAR_SEPARATOR));
 719 }