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// Copyright (c) 2012 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 "base/at_exit.h"
#include "base/command_line.h"
#include "base/i18n/icu_util.h"
#include "base/memory/scoped_ptr.h"
#include "base/message_loop/message_loop.h"
#include "third_party/skia/include/core/SkXfermode.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/root_window.h"
#include "ui/aura/test/test_focus_client.h"
#include "ui/aura/test/test_screen.h"
#include "ui/aura/window.h"
#include "ui/aura/window_delegate.h"
#include "ui/base/hit_test.h"
#include "ui/compositor/test/context_factories_for_test.h"
#include "ui/events/event.h"
#include "ui/gfx/canvas.h"
#include "ui/gfx/rect.h"
#if defined(USE_X11)
#include "base/message_loop/message_pump_x11.h"
#endif
namespace {
// 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() OVERRIDE {}
virtual void OnWindowDestroyed() OVERRIDE {}
virtual void OnWindowTargetVisibilityChanged(bool visible) OVERRIDE {}
virtual bool HasHitTestMask() const OVERRIDE { return false; }
virtual void GetHitTestMask(gfx::Path* mask) const OVERRIDE {}
virtual void DidRecreateLayer(ui::Layer* old_layer,
ui::Layer* new_layer) OVERRIDE {}
private:
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);
};
int DemoMain() {
// Create the message-loop here before creating the root window.
base::MessageLoopForUI message_loop;
// The ContextFactory must exist before any Compositors are created.
bool allow_test_contexts = false;
ui::InitializeContextFactoryForTests(allow_test_contexts);
aura::Env::CreateInstance();
scoped_ptr<aura::TestScreen> test_screen(aura::TestScreen::Create());
gfx::Screen::SetScreenInstance(gfx::SCREEN_TYPE_NATIVE, test_screen.get());
scoped_ptr<aura::RootWindow> root_window(
test_screen->CreateRootWindowForPrimaryDisplay());
scoped_ptr<DemoWindowTreeClient> window_tree_client(new DemoWindowTreeClient(
root_window->window()));
aura::test::TestFocusClient focus_client;
aura::client::SetFocusClient(root_window->window(), &focus_client);
// Create a hierarchy of test windows.
DemoWindowDelegate window_delegate1(SK_ColorBLUE);
aura::Window window1(&window_delegate1);
window1.set_id(1);
window1.Init(aura::WINDOW_LAYER_TEXTURED);
window1.SetBounds(gfx::Rect(100, 100, 400, 400));
window1.Show();
aura::client::ParentWindowWithContext(
&window1, root_window->window(), gfx::Rect());
DemoWindowDelegate window_delegate2(SK_ColorRED);
aura::Window window2(&window_delegate2);
window2.set_id(2);
window2.Init(aura::WINDOW_LAYER_TEXTURED);
window2.SetBounds(gfx::Rect(200, 200, 350, 350));
window2.Show();
aura::client::ParentWindowWithContext(
&window2, root_window->window(), gfx::Rect());
DemoWindowDelegate window_delegate3(SK_ColorGREEN);
aura::Window window3(&window_delegate3);
window3.set_id(3);
window3.Init(aura::WINDOW_LAYER_TEXTURED);
window3.SetBounds(gfx::Rect(10, 10, 50, 50));
window3.Show();
window2.AddChild(&window3);
root_window->host()->Show();
base::MessageLoopForUI::current()->Run();
return 0;
}
} // namespace
int main(int argc, char** argv) {
CommandLine::Init(argc, argv);
// The exit manager is in charge of calling the dtors of singleton objects.
base::AtExitManager exit_manager;
base::i18n::InitializeICU();
return DemoMain();
}
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