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// Copyright 2013 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 "chrome/browser/ui/views/chrome_views_delegate.h"
#include "ash/accelerators/accelerator_controller.h"
#include "ash/shell.h"
#include "base/bind.h"
#include "base/message_loop/message_loop.h"
#include "base/threading/thread_task_runner_handle.h"
#include "ui/base/ui_base_features.h"
#include "ui/display/display.h"
#include "ui/display/screen.h"
namespace {
void ProcessAcceleratorNow(const ui::Accelerator& accelerator) {
// TODO(afakhry): See if we need here to send the accelerator to the
// FocusManager of the active window in a follow-up CL.
ash::Shell::Get()->accelerator_controller()->Process(accelerator);
}
} // namespace
views::ViewsDelegate::ProcessMenuAcceleratorResult
ChromeViewsDelegate::ProcessAcceleratorWhileMenuShowing(
const ui::Accelerator& accelerator) {
DCHECK(base::MessageLoopForUI::IsCurrent());
// Early return because mash chrome does not have access to ash::Shell
if (features::IsMultiProcessMash())
return views::ViewsDelegate::ProcessMenuAcceleratorResult::LEAVE_MENU_OPEN;
ash::AcceleratorController* accelerator_controller =
ash::Shell::Get()->accelerator_controller();
accelerator_controller->accelerator_history()->StoreCurrentAccelerator(
accelerator);
if (accelerator_controller->ShouldCloseMenuAndRepostAccelerator(
accelerator)) {
base::ThreadTaskRunnerHandle::Get()->PostTask(
FROM_HERE, base::Bind(ProcessAcceleratorNow, accelerator));
return views::ViewsDelegate::ProcessMenuAcceleratorResult::CLOSE_MENU;
}
ProcessAcceleratorNow(accelerator);
return views::ViewsDelegate::ProcessMenuAcceleratorResult::LEAVE_MENU_OPEN;
}
views::NonClientFrameView* ChromeViewsDelegate::CreateDefaultNonClientFrameView(
views::Widget* widget) {
return ash::Shell::Get()->CreateDefaultNonClientFrameView(widget);
}
void ChromeViewsDelegate::AdjustSavedWindowPlacementChromeOS(
const views::Widget* widget,
gfx::Rect* bounds) const {
// On ChromeOS a window won't span across displays. Adjust the bounds to fit
// the work area.
display::Display display =
display::Screen::GetScreen()->GetDisplayMatching(*bounds);
bounds->AdjustToFit(display.work_area());
}
views::Widget::InitParams::WindowOpacity
ChromeViewsDelegate::GetOpacityForInitParams(
const views::Widget::InitParams& params) {
return views::Widget::InitParams::TRANSLUCENT_WINDOW;
}
views::NativeWidget* ChromeViewsDelegate::CreateNativeWidget(
views::Widget::InitParams* params,
views::internal::NativeWidgetDelegate* delegate) {
// The context should be associated with a root window. If the context has a
// null root window (e.g. the context window has no parent) it will trigger
// the fallback case below. https://crbug.com/828626 https://crrev.com/230793
if (params->context)
params->context = params->context->GetRootWindow();
// Classic ash requires a parent or a context that it can use to look up a
// root window to find a WindowParentingClient. Mash handles window parenting
// inside ash, see ash::CreateAndParentTopLevelWindow().
if (!features::IsUsingWindowService() && !params->parent && !params->context)
params->context = ash::Shell::GetRootWindowForNewWindows();
// By returning null Widget creates the default NativeWidget implementation,
// which for chromeos is NativeWidgetAura.
return nullptr;
}
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