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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 "content/shell/browser/shell_platform_data_aura.h"
#include "content/shell/browser/shell.h"
#include "ui/aura/client/aura_constants.h"
#include "ui/aura/client/default_capture_client.h"
#include "ui/aura/env.h"
#include "ui/aura/layout_manager.h"
#include "ui/aura/test/test_focus_client.h"
#include "ui/aura/test/test_window_tree_client.h"
#include "ui/aura/window.h"
#include "ui/aura/window_event_dispatcher.h"
#include "ui/base/ime/input_method.h"
#include "ui/base/ime/input_method_delegate.h"
#include "ui/base/ime/input_method_factory.h"
#include "ui/gfx/screen.h"
#include "ui/wm/core/default_activation_client.h"
namespace content {
namespace {
class FillLayout : public aura::LayoutManager {
public:
explicit FillLayout(aura::Window* root)
: root_(root) {
}
virtual ~FillLayout() {}
private:
// aura::LayoutManager:
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(FillLayout);
};
class MinimalInputEventFilter : public ui::internal::InputMethodDelegate,
public ui::EventHandler {
public:
explicit MinimalInputEventFilter(aura::WindowTreeHost* host)
: host_(host),
input_method_(ui::CreateInputMethod(this,
gfx::kNullAcceleratedWidget)) {
input_method_->Init(true);
host_->window()->AddPreTargetHandler(this);
host_->window()->SetProperty(aura::client::kRootWindowInputMethodKey,
input_method_.get());
}
virtual ~MinimalInputEventFilter() {
host_->window()->RemovePreTargetHandler(this);
host_->window()->SetProperty(aura::client::kRootWindowInputMethodKey,
static_cast<ui::InputMethod*>(NULL));
}
private:
// ui::EventHandler:
virtual void OnKeyEvent(ui::KeyEvent* event) OVERRIDE {
// See the comment in InputMethodEventFilter::OnKeyEvent() for details.
if (event->IsTranslated()) {
event->SetTranslated(false);
} else {
if (input_method_->DispatchKeyEvent(*event))
event->StopPropagation();
}
}
// ui::internal::InputMethodDelegate:
virtual bool DispatchKeyEventPostIME(const ui::KeyEvent& event) OVERRIDE {
// See the comment in InputMethodEventFilter::DispatchKeyEventPostIME() for
// details.
ui::KeyEvent aura_event(event);
aura_event.SetTranslated(true);
ui::EventDispatchDetails details =
host_->dispatcher()->OnEventFromSource(&aura_event);
return aura_event.handled() || details.dispatcher_destroyed;
}
aura::WindowTreeHost* host_;
scoped_ptr<ui::InputMethod> input_method_;
DISALLOW_COPY_AND_ASSIGN(MinimalInputEventFilter);
};
}
ShellPlatformDataAura* Shell::platform_ = NULL;
ShellPlatformDataAura::ShellPlatformDataAura(const gfx::Size& initial_size) {
CHECK(aura::Env::GetInstance());
host_.reset(aura::WindowTreeHost::Create(gfx::Rect(initial_size)));
host_->InitHost();
host_->window()->SetLayoutManager(new FillLayout(host_->window()));
focus_client_.reset(new aura::test::TestFocusClient());
aura::client::SetFocusClient(host_->window(), focus_client_.get());
new wm::DefaultActivationClient(host_->window());
capture_client_.reset(
new aura::client::DefaultCaptureClient(host_->window()));
window_tree_client_.reset(
new aura::test::TestWindowTreeClient(host_->window()));
ime_filter_.reset(new MinimalInputEventFilter(host_.get()));
}
ShellPlatformDataAura::~ShellPlatformDataAura() {
}
void ShellPlatformDataAura::ShowWindow() {
host_->Show();
}
void ShellPlatformDataAura::ResizeWindow(const gfx::Size& size) {
host_->SetBounds(gfx::Rect(size));
}
} // namespace content
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