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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 <stdio.h>
#include <string>
#include "base/bind.h"
#include "mojo/aura/context_factory_mojo.h"
#include "mojo/aura/screen_mojo.h"
#include "mojo/aura/window_tree_host_mojo.h"
#include "mojo/aura/window_tree_host_mojo_delegate.h"
#include "mojo/public/cpp/application/application_connection.h"
#include "mojo/public/cpp/application/application_delegate.h"
#include "mojo/public/cpp/system/core.h"
#include "mojo/public/interfaces/service_provider/service_provider.mojom.h"
#include "mojo/services/public/cpp/view_manager/node.h"
#include "mojo/services/public/cpp/view_manager/view.h"
#include "mojo/services/public/cpp/view_manager/view_manager.h"
#include "mojo/services/public/cpp/view_manager/view_manager_client_factory.h"
#include "mojo/services/public/cpp/view_manager/view_manager_delegate.h"
#include "mojo/services/public/interfaces/native_viewport/native_viewport.mojom.h"
#include "ui/aura/client/default_capture_client.h"
#include "ui/aura/client/window_tree_client.h"
#include "ui/aura/env.h"
#include "ui/aura/window.h"
#include "ui/aura/window_delegate.h"
#include "ui/base/hit_test.h"
#include "ui/gfx/canvas.h"
#include "ui/gfx/codec/png_codec.h"
namespace mojo {
namespace examples {
// Trivial WindowDelegate implementation that draws a colored background.
class DemoWindowDelegate : public aura::WindowDelegate {
public:
explicit DemoWindowDelegate(SkColor color) : color_(color) {}
// Overridden from WindowDelegate:
virtual gfx::Size GetMinimumSize() const OVERRIDE {
return gfx::Size();
}
virtual gfx::Size GetMaximumSize() const OVERRIDE {
return gfx::Size();
}
virtual void OnBoundsChanged(const gfx::Rect& old_bounds,
const gfx::Rect& new_bounds) OVERRIDE {}
virtual gfx::NativeCursor GetCursor(const gfx::Point& point) OVERRIDE {
return gfx::kNullCursor;
}
virtual int GetNonClientComponent(const gfx::Point& point) const OVERRIDE {
return HTCAPTION;
}
virtual bool ShouldDescendIntoChildForEventHandling(
aura::Window* child,
const gfx::Point& location) OVERRIDE {
return true;
}
virtual bool CanFocus() OVERRIDE { return true; }
virtual void OnCaptureLost() OVERRIDE {}
virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE {
canvas->DrawColor(color_, SkXfermode::kSrc_Mode);
}
virtual void OnDeviceScaleFactorChanged(float device_scale_factor) OVERRIDE {}
virtual void OnWindowDestroying(aura::Window* window) OVERRIDE {}
virtual void OnWindowDestroyed(aura::Window* window) OVERRIDE {}
virtual void OnWindowTargetVisibilityChanged(bool visible) OVERRIDE {}
virtual bool HasHitTestMask() const OVERRIDE { return false; }
virtual void GetHitTestMask(gfx::Path* mask) const OVERRIDE {}
private:
const SkColor color_;
DISALLOW_COPY_AND_ASSIGN(DemoWindowDelegate);
};
class DemoWindowTreeClient : public aura::client::WindowTreeClient {
public:
explicit DemoWindowTreeClient(aura::Window* window) : window_(window) {
aura::client::SetWindowTreeClient(window_, this);
}
virtual ~DemoWindowTreeClient() {
aura::client::SetWindowTreeClient(window_, NULL);
}
// Overridden from aura::client::WindowTreeClient:
virtual aura::Window* GetDefaultParent(aura::Window* context,
aura::Window* window,
const gfx::Rect& bounds) OVERRIDE {
if (!capture_client_) {
capture_client_.reset(
new aura::client::DefaultCaptureClient(window_->GetRootWindow()));
}
return window_;
}
private:
aura::Window* window_;
scoped_ptr<aura::client::DefaultCaptureClient> capture_client_;
DISALLOW_COPY_AND_ASSIGN(DemoWindowTreeClient);
};
class AuraDemo : public ApplicationDelegate,
public WindowTreeHostMojoDelegate,
public ViewManagerDelegate {
public:
AuraDemo()
: window1_(NULL),
window2_(NULL),
window21_(NULL),
view_(NULL),
view_manager_client_factory_(this) {}
virtual ~AuraDemo() {}
private:
// Overridden from ViewManagerDelegate:
virtual void OnEmbed(ViewManager* view_manager, Node* root) OVERRIDE {
// TODO(beng): this function could be called multiple times!
view_ = View::Create(view_manager);
root->SetActiveView(view_);
window_tree_host_.reset(new WindowTreeHostMojo(root, this));
window_tree_host_->InitHost();
window_tree_client_.reset(
new DemoWindowTreeClient(window_tree_host_->window()));
delegate1_.reset(new DemoWindowDelegate(SK_ColorBLUE));
window1_ = new aura::Window(delegate1_.get());
window1_->Init(aura::WINDOW_LAYER_TEXTURED);
window1_->SetBounds(gfx::Rect(100, 100, 400, 400));
window1_->Show();
window_tree_host_->window()->AddChild(window1_);
delegate2_.reset(new DemoWindowDelegate(SK_ColorRED));
window2_ = new aura::Window(delegate2_.get());
window2_->Init(aura::WINDOW_LAYER_TEXTURED);
window2_->SetBounds(gfx::Rect(200, 200, 350, 350));
window2_->Show();
window_tree_host_->window()->AddChild(window2_);
delegate21_.reset(new DemoWindowDelegate(SK_ColorGREEN));
window21_ = new aura::Window(delegate21_.get());
window21_->Init(aura::WINDOW_LAYER_TEXTURED);
window21_->SetBounds(gfx::Rect(10, 10, 50, 50));
window21_->Show();
window2_->AddChild(window21_);
window_tree_host_->Show();
}
virtual void OnViewManagerDisconnected(
ViewManager* view_manager) OVERRIDE {
base::MessageLoop::current()->Quit();
}
// WindowTreeHostMojoDelegate:
virtual void CompositorContentsChanged(const SkBitmap& bitmap) OVERRIDE {
view_->SetContents(bitmap);
}
virtual void Initialize(ApplicationImpl* app) MOJO_OVERRIDE {
aura::Env::CreateInstance(true);
context_factory_.reset(new ContextFactoryMojo);
aura::Env::GetInstance()->set_context_factory(context_factory_.get());
screen_.reset(ScreenMojo::Create());
gfx::Screen::SetScreenInstance(gfx::SCREEN_TYPE_NATIVE, screen_.get());
}
virtual bool ConfigureIncomingConnection(ApplicationConnection* connection)
MOJO_OVERRIDE {
connection->AddService(&view_manager_client_factory_);
return true;
}
scoped_ptr<DemoWindowTreeClient> window_tree_client_;
scoped_ptr<ui::ContextFactory> context_factory_;
scoped_ptr<ScreenMojo> screen_;
scoped_ptr<DemoWindowDelegate> delegate1_;
scoped_ptr<DemoWindowDelegate> delegate2_;
scoped_ptr<DemoWindowDelegate> delegate21_;
aura::Window* window1_;
aura::Window* window2_;
aura::Window* window21_;
View* view_;
ViewManagerClientFactory view_manager_client_factory_;
scoped_ptr<aura::WindowTreeHost> window_tree_host_;
DISALLOW_COPY_AND_ASSIGN(AuraDemo);
};
} // namespace examples
// static
ApplicationDelegate* ApplicationDelegate::Create() {
return new examples::AuraDemo();
}
} // namespace mojo
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