chromeos: Move files in //ash/common to //ash, part 2

ash/common/frame/header_view.cc

-// Copyright 2016 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "ash/common/frame/header_view.h"
-
-#include "ash/common/frame/caption_buttons/frame_caption_button_container_view.h"
-#include "ash/common/frame/default_header_painter.h"
-#include "ash/common/session/session_state_delegate.h"
-#include "ash/common/wm_shell.h"
-#include "ash/common/wm_window.h"
-#include "ui/gfx/canvas.h"
-#include "ui/views/controls/image_view.h"
-#include "ui/views/widget/widget.h"
-
-namespace ash {
-
-HeaderView::HeaderView(views::Widget* target_widget)
-    : target_widget_(target_widget),
-      header_painter_(new DefaultHeaderPainter),
-      avatar_icon_(nullptr),
-      caption_button_container_(nullptr),
-      fullscreen_visible_fraction_(0) {
-  caption_button_container_ =
-      new FrameCaptionButtonContainerView(target_widget_);
-  caption_button_container_->UpdateSizeButtonVisibility();
-  AddChildView(caption_button_container_);
-
-  header_painter_->Init(target_widget_, this, caption_button_container_);
-  UpdateAvatarIcon();
-
-  WmShell::Get()->AddShellObserver(this);
-}
-
-HeaderView::~HeaderView() {
-  WmShell::Get()->RemoveShellObserver(this);
-}
-
-void HeaderView::SchedulePaintForTitle() {
-  header_painter_->SchedulePaintForTitle();
-}
-
-void HeaderView::ResetWindowControls() {
-  caption_button_container_->ResetWindowControls();
-}
-
-int HeaderView::GetPreferredOnScreenHeight() {
-  if (is_immersive_delegate_ && target_widget_->IsFullscreen()) {
-    return static_cast<int>(GetPreferredHeight() *
-                            fullscreen_visible_fraction_);
-  }
-  return GetPreferredHeight();
-}
-
-int HeaderView::GetPreferredHeight() {
-  // Calculating the preferred height requires at least one Layout().
-  if (!did_layout_)
-    Layout();
-  return header_painter_->GetHeaderHeightForPainting();
-}
-
-int HeaderView::GetMinimumWidth() const {
-  return header_painter_->GetMinimumHeaderWidth();
-}
-
-void HeaderView::UpdateAvatarIcon() {
-  SessionStateDelegate* delegate = WmShell::Get()->GetSessionStateDelegate();
-  WmWindow* window = WmWindow::Get(target_widget_->GetNativeWindow());
-  bool show = delegate->ShouldShowAvatar(window);
-  if (!show) {
-    if (!avatar_icon_)
-      return;
-    delete avatar_icon_;
-    avatar_icon_ = nullptr;
-  } else {
-    gfx::ImageSkia image = delegate->GetAvatarImageForWindow(window);
-    DCHECK_EQ(image.width(), image.height());
-    if (!avatar_icon_) {
-      avatar_icon_ = new views::ImageView();
-      AddChildView(avatar_icon_);
-    }
-    avatar_icon_->SetImage(image);
-  }
-  header_painter_->UpdateLeftHeaderView(avatar_icon_);
-  Layout();
-}
-
-void HeaderView::SizeConstraintsChanged() {
-  caption_button_container_->ResetWindowControls();
-  caption_button_container_->UpdateSizeButtonVisibility();
-  Layout();
-}
-
-void HeaderView::SetFrameColors(SkColor active_frame_color,
-                                SkColor inactive_frame_color) {
-  header_painter_->SetFrameColors(active_frame_color, inactive_frame_color);
-}
-
-SkColor HeaderView::GetActiveFrameColor() const {
-  return header_painter_->GetActiveFrameColor();
-}
-
-SkColor HeaderView::GetInactiveFrameColor() const {
-  return header_painter_->GetInactiveFrameColor();
-}
-
-///////////////////////////////////////////////////////////////////////////////
-// HeaderView, views::View overrides:
-
-void HeaderView::Layout() {
-  did_layout_ = true;
-  header_painter_->LayoutHeader();
-}
-
-void HeaderView::OnPaint(gfx::Canvas* canvas) {
-  bool paint_as_active =
-      target_widget_->non_client_view()->frame_view()->ShouldPaintAsActive();
-  caption_button_container_->SetPaintAsActive(paint_as_active);
-
-  HeaderPainter::Mode header_mode = paint_as_active
-                                        ? HeaderPainter::MODE_ACTIVE
-                                        : HeaderPainter::MODE_INACTIVE;
-  header_painter_->PaintHeader(canvas, header_mode);
-}
-
-void HeaderView::ChildPreferredSizeChanged(views::View* child) {
-  // FrameCaptionButtonContainerView animates the visibility changes in
-  // UpdateSizeButtonVisibility(false). Due to this a new size is not available
-  // until the completion of the animation. Layout in response to the preferred
-  // size changes.
-  if (child != caption_button_container_)
-    return;
-  parent()->Layout();
-}
-
-///////////////////////////////////////////////////////////////////////////////
-// HeaderView, ShellObserver overrides:
-
-void HeaderView::OnOverviewModeStarting() {
-  caption_button_container_->SetVisible(false);
-}
-
-void HeaderView::OnOverviewModeEnded() {
-  caption_button_container_->SetVisible(true);
-}
-
-void HeaderView::OnMaximizeModeStarted() {
-  caption_button_container_->UpdateSizeButtonVisibility();
-  parent()->Layout();
-}
-
-void HeaderView::OnMaximizeModeEnded() {
-  caption_button_container_->UpdateSizeButtonVisibility();
-  parent()->Layout();
-}
-
-views::View* HeaderView::avatar_icon() const {
-  return avatar_icon_;
-}
-
-///////////////////////////////////////////////////////////////////////////////
-// HeaderView,
-//   ImmersiveFullscreenControllerDelegate overrides:
-
-void HeaderView::OnImmersiveRevealStarted() {
-  fullscreen_visible_fraction_ = 0;
-  SetPaintToLayer();
-  parent()->Layout();
-}
-
-void HeaderView::OnImmersiveRevealEnded() {
-  fullscreen_visible_fraction_ = 0;
-  DestroyLayer();
-  parent()->Layout();
-}
-
-void HeaderView::OnImmersiveFullscreenExited() {
-  fullscreen_visible_fraction_ = 0;
-  DestroyLayer();
-  parent()->Layout();
-}
-
-void HeaderView::SetVisibleFraction(double visible_fraction) {
-  if (fullscreen_visible_fraction_ != visible_fraction) {
-    fullscreen_visible_fraction_ = visible_fraction;
-    parent()->Layout();
-  }
-}
-
-std::vector<gfx::Rect> HeaderView::GetVisibleBoundsInScreen() const {
-  // TODO(pkotwicz): Implement views::View::ConvertRectToScreen().
-  gfx::Rect visible_bounds(GetVisibleBounds());
-  gfx::Point visible_origin_in_screen(visible_bounds.origin());
-  views::View::ConvertPointToScreen(this, &visible_origin_in_screen);
-  std::vector<gfx::Rect> bounds_in_screen;
-  bounds_in_screen.push_back(
-      gfx::Rect(visible_origin_in_screen, visible_bounds.size()));
-  return bounds_in_screen;
-}
-
-}  // namespace ash