electron/shell/browser/ui/views/electron_views_delegate.cc

97 lines
2.9 KiB
C++

// Copyright (c) 2014 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-CHROMIUM file.
#include "shell/browser/ui/views/electron_views_delegate.h"
#include <memory>
#include "ui/views/widget/desktop_aura/desktop_native_widget_aura.h"
#include "ui/views/widget/native_widget_aura.h"
#if BUILDFLAG(IS_LINUX)
#include "base/environment.h"
#include "base/nix/xdg_util.h"
#include "ui/linux/linux_ui.h"
#endif
namespace {
#if BUILDFLAG(IS_LINUX)
bool IsDesktopEnvironmentUnity() {
auto env = base::Environment::Create();
base::nix::DesktopEnvironment desktop_env =
base::nix::GetDesktopEnvironment(env.get());
return desktop_env == base::nix::DESKTOP_ENVIRONMENT_UNITY;
}
#endif
} // namespace
namespace electron {
ViewsDelegate::ViewsDelegate() = default;
ViewsDelegate::~ViewsDelegate() = default;
void ViewsDelegate::SaveWindowPlacement(const views::Widget* window,
const std::string& window_name,
const gfx::Rect& bounds,
ui::WindowShowState show_state) {}
bool ViewsDelegate::GetSavedWindowPlacement(
const views::Widget* widget,
const std::string& window_name,
gfx::Rect* bounds,
ui::WindowShowState* show_state) const {
return false;
}
void ViewsDelegate::NotifyMenuItemFocused(const std::u16string& menu_name,
const std::u16string& menu_item_name,
int item_index,
int item_count,
bool has_submenu) {}
#if BUILDFLAG(IS_LINUX) && !BUILDFLAG(IS_CHROMEOS)
gfx::ImageSkia* ViewsDelegate::GetDefaultWindowIcon() const {
return nullptr;
}
#endif
std::unique_ptr<views::NonClientFrameView>
ViewsDelegate::CreateDefaultNonClientFrameView(views::Widget* widget) {
return nullptr;
}
void ViewsDelegate::OnBeforeWidgetInit(
views::Widget::InitParams* params,
views::internal::NativeWidgetDelegate* delegate) {
// If we already have a native_widget, we don't have to try to come
// up with one.
if (params->native_widget)
return;
if (params->parent && params->type != views::Widget::InitParams::TYPE_MENU &&
params->type != views::Widget::InitParams::TYPE_TOOLTIP) {
params->native_widget = new views::NativeWidgetAura(delegate);
} else {
params->native_widget = new views::DesktopNativeWidgetAura(delegate);
}
}
bool ViewsDelegate::WindowManagerProvidesTitleBar(bool maximized) {
#if BUILDFLAG(IS_LINUX)
// On Ubuntu Unity, the system always provides a title bar for maximized
// windows.
if (!maximized)
return false;
static bool is_desktop_environment_unity = IsDesktopEnvironmentUnity();
return is_desktop_environment_unity;
#else
return false;
#endif
}
} // namespace electron