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// Copyright 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 file.
#include "chromecast/browser/cast_content_window.h"
#include "base/threading/thread_restrictions.h"
#include "content/public/browser/web_contents.h"
#include "ipc/ipc_message.h"
#if defined(USE_AURA)
#include "ui/aura/env.h"
#include "ui/aura/layout_manager.h"
#include "ui/aura/test/test_screen.h"
#include "ui/aura/window.h"
#include "ui/aura/window_tree_host.h"
#endif
namespace chromecast {
#if defined(USE_AURA)
class CastFillLayout : public aura::LayoutManager {
public:
explicit CastFillLayout(aura::Window* root) : root_(root) {}
virtual ~CastFillLayout() {}
private:
virtual void OnWindowResized() override {}
virtual void OnWindowAddedToLayout(aura::Window* child) override {
child->SetBounds(root_->bounds());
}
virtual void OnWillRemoveWindowFromLayout(aura::Window* child) override {}
virtual void OnWindowRemovedFromLayout(aura::Window* child) override {}
virtual void OnChildWindowVisibilityChanged(aura::Window* child,
bool visible) override {}
virtual void SetChildBounds(aura::Window* child,
const gfx::Rect& requested_bounds) override {
SetChildBoundsDirect(child, requested_bounds);
}
aura::Window* root_;
DISALLOW_COPY_AND_ASSIGN(CastFillLayout);
};
#endif
CastContentWindow::CastContentWindow() {}
CastContentWindow::~CastContentWindow() {
#if defined(USE_AURA)
window_tree_host_.reset();
// We don't delete the screen here to avoid a CHECK failure when
// the screen size is queried periodically for metric gathering. b/18101124
#endif
}
scoped_ptr<content::WebContents> CastContentWindow::Create(
const gfx::Size& initial_size,
content::BrowserContext* browser_context) {
#if defined(USE_AURA)
// Aura initialization
// TODO(lcwu): We only need a minimal implementation of gfx::Screen
// and aura's TestScreen will do for us now. We should change to use
// ozone's screen implementation when it is ready.
gfx::Screen* old_screen =
gfx::Screen::GetScreenByType(gfx::SCREEN_TYPE_NATIVE);
if (!old_screen || old_screen->GetPrimaryDisplay().size() != initial_size) {
gfx::Screen* new_screen = aura::TestScreen::Create(initial_size);
DCHECK(new_screen) << "New screen not created.";
gfx::Screen::SetScreenInstance(gfx::SCREEN_TYPE_NATIVE, new_screen);
if (old_screen) {
delete old_screen;
}
}
CHECK(aura::Env::GetInstance());
window_tree_host_.reset(
aura::WindowTreeHost::Create(gfx::Rect(initial_size)));
window_tree_host_->InitHost();
window_tree_host_->window()->SetLayoutManager(
new CastFillLayout(window_tree_host_->window()));
window_tree_host_->Show();
#endif
content::WebContents::CreateParams create_params(browser_context, NULL);
create_params.routing_id = MSG_ROUTING_NONE;
create_params.initial_size = initial_size;
content::WebContents* web_contents = content::WebContents::Create(
create_params);
#if defined(USE_AURA)
// Add and show content's view/window
aura::Window* content_window = web_contents->GetNativeView();
aura::Window* parent = window_tree_host_->window();
if (!parent->Contains(content_window)) {
parent->AddChild(content_window);
}
content_window->Show();
#endif
return make_scoped_ptr(web_contents);
}
} // namespace chromecast
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