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// Copyright 2015 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 "ui/views/mus/window_tree_host_mus.h"
#include "mojo/application/public/interfaces/shell.mojom.h"
#include "ui/aura/window.h"
#include "ui/aura/window_event_dispatcher.h"
#include "ui/events/event.h"
#include "ui/views/mus/input_method_mus.h"
#include "ui/views/mus/native_widget_mus.h"
#include "ui/views/mus/platform_window_mus.h"
namespace views {
////////////////////////////////////////////////////////////////////////////////
// WindowTreeHostMus, public:
WindowTreeHostMus::WindowTreeHostMus(mojo::Shell* shell,
NativeWidgetMus* native_widget,
mus::Window* window,
mus::mojom::SurfaceType surface_type)
: native_widget_(native_widget),
show_state_(ui::PLATFORM_WINDOW_STATE_UNKNOWN) {
SetPlatformWindow(make_scoped_ptr(new PlatformWindowMus(this, window)));
// The location of events is already transformed, and there is no way to
// correctly determine the reverse transform. So, don't attempt to transform
// event locations, else the root location is wrong.
// TODO(sky): we need to transform for device scale though.
dispatcher()->set_transform_events(false);
compositor()->SetHostHasTransparentBackground(true);
input_method_.reset(new InputMethodMUS(this, window));
SetSharedInputMethod(input_method_.get());
}
WindowTreeHostMus::~WindowTreeHostMus() {
DestroyCompositor();
DestroyDispatcher();
}
PlatformWindowMus* WindowTreeHostMus::platform_window() {
return static_cast<PlatformWindowMus*>(
WindowTreeHostPlatform::platform_window());
}
void WindowTreeHostMus::DispatchEvent(ui::Event* event) {
if (event->IsKeyEvent() && GetInputMethod()) {
GetInputMethod()->DispatchKeyEvent(static_cast<ui::KeyEvent*>(event));
event->StopPropagation();
return;
}
WindowTreeHostPlatform::DispatchEvent(event);
}
void WindowTreeHostMus::OnClosed() {
if (native_widget_)
native_widget_->OnPlatformWindowClosed();
}
void WindowTreeHostMus::OnWindowStateChanged(ui::PlatformWindowState state) {
show_state_ = state;
}
void WindowTreeHostMus::OnActivationChanged(bool active) {
if (active)
GetInputMethod()->OnFocus();
else
GetInputMethod()->OnBlur();
if (native_widget_)
native_widget_->OnActivationChanged(active);
WindowTreeHostPlatform::OnActivationChanged(active);
}
} // namespace views
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