mash: Port ash_sysui ShelfDelegateMus impl to mojo:ash.

ash/mus/shelf_layout_manager.cc

Index: ash/mus/shelf_layout_manager.cc
diff --git a/ash/mus/shelf_layout_manager.cc b/ash/mus/shelf_layout_manager.cc
deleted file mode 100644
index 030283658900a0fc1fbb772219bd1c2d32fea495..0000000000000000000000000000000000000000
--- a/ash/mus/shelf_layout_manager.cc
+++ /dev/null
@@ -1,83 +0,0 @@
-// Copyright 2015 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/mus/shelf_layout_manager.h"
-
-#include "ash/mus/property_util.h"
-#include "ash/mus/shelf_layout_manager_delegate.h"
-#include "ash/public/interfaces/ash_window_type.mojom.h"
-#include "services/ui/public/cpp/window.h"
-#include "ui/gfx/geometry/rect.h"
-
-namespace ash {
-namespace mus {
-
-ShelfLayoutManager::ShelfLayoutManager(ui::Window* owner,
-                                       ShelfLayoutManagerDelegate* delegate)
-    : LayoutManager(owner),
-      delegate_(delegate),
-      alignment_(mash::shelf::mojom::Alignment::BOTTOM),
-      auto_hide_behavior_(mash::shelf::mojom::AutoHideBehavior::NEVER) {
-  AddLayoutProperty(ui::mojom::WindowManager::kPreferredSize_Property);
-}
-
-ShelfLayoutManager::~ShelfLayoutManager() {}
-
-ui::Window* ShelfLayoutManager::GetShelfWindow() {
-  for (ui::Window* child : owner()->children()) {
-    if (GetAshWindowType(child) == mojom::AshWindowType::SHELF)
-      return child;
-  }
-  return nullptr;
-}
-
-void ShelfLayoutManager::SetAlignment(mash::shelf::mojom::Alignment alignment) {
-  if (alignment_ == alignment)
-    return;
-
-  alignment_ = alignment;
-  for (ui::Window* window : owner()->children())
-    LayoutWindow(window);
-}
-
-void ShelfLayoutManager::SetAutoHideBehavior(
-    mash::shelf::mojom::AutoHideBehavior auto_hide) {
-  if (auto_hide_behavior_ == auto_hide)
-    return;
-
-  auto_hide_behavior_ = auto_hide;
-  NOTIMPLEMENTED();
-}
-
-// We explicitly don't make assertions about the number of children in this
-// layout as the number of children can vary when the application providing the
-// shelf restarts.
-
-void ShelfLayoutManager::LayoutWindow(ui::Window* window) {
-  if (GetAshWindowType(window) != mojom::AshWindowType::SHELF) {
-    // Phantom windows end up in this container, ignore them.
-    return;
-  }
-  gfx::Size size = GetWindowPreferredSize(window);
-
-  if (alignment_ == mash::shelf::mojom::Alignment::BOTTOM) {
-    const int y = owner()->bounds().height() - size.height();
-    size.set_width(owner()->bounds().width());
-    window->SetBounds(gfx::Rect(0, y, size.width(), size.height()));
-  } else {
-    const int x = (alignment_ == mash::shelf::mojom::Alignment::LEFT)
-                      ? 0
-                      : (owner()->bounds().width() - size.width());
-    size.set_height(owner()->bounds().height());
-    window->SetBounds(gfx::Rect(x, 0, size.width(), size.height()));
-  }
-}
-
-void ShelfLayoutManager::WindowAdded(ui::Window* window) {
-  if (GetAshWindowType(window) == mojom::AshWindowType::SHELF)
-    delegate_->OnShelfWindowAvailable();
-}
-
-}  // namespace mus
-}  // namespace ash