| // Copyright 2020 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/fast_ink/view_tree_host_widget.h" |
| |
| #include "ash/fast_ink/view_tree_host_root_view.h" |
| #include "ui/compositor/layer_type.h" |
| |
| namespace ash { |
| namespace { |
| |
| class ViewTreeHostWidget : public views::Widget { |
| public: |
| ViewTreeHostWidget() = default; |
| ~ViewTreeHostWidget() override = default; |
| |
| ViewTreeHostWidget(const ViewTreeHostWidget&) = delete; |
| ViewTreeHostWidget& operator=(const ViewTreeHostWidget&) = delete; |
| |
| // views::Widget: |
| views::internal::RootView* CreateRootView() override { |
| return new ViewTreeHostRootView(this); |
| } |
| void SchedulePaintInRect(const gfx::Rect& rect) override { |
| static_cast<ViewTreeHostRootView*>(GetRootView()) |
| ->SchedulePaintInRect(rect); |
| } |
| }; |
| |
| } // namespace |
| |
| views::Widget* CreateViewTreeHostWidget(views::Widget::InitParams params) { |
| views::Widget* widget = new ViewTreeHostWidget(); |
| params.layer_type = ui::LAYER_SOLID_COLOR; |
| params.opacity = views::Widget::InitParams::WindowOpacity::kTranslucent; |
| // ViewTreeHostWidget shouldn't use shadow. |
| params.shadow_type = views::Widget::InitParams::ShadowType::kNone; |
| widget->Init(std::move(params)); |
| return widget; |
| } |
| |
| } // namespace ash |