blob: 8f140ba9085475b8ad9daee4a5b40b92fdbdbcdb [file] [log] [blame]
// Copyright 2016 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 "ash/host/ash_window_tree_host_platform.h"
#include <utility>
#include "ash/host/root_window_transformer.h"
#include "ash/host/transformer_helper.h"
#include "ash/ime/input_method_event_handler.h"
#include "base/trace_event/trace_event.h"
#include "ui/aura/window.h"
#include "ui/aura/window_tree_host_platform.h"
#include "ui/events/event_processor.h"
#include "ui/events/null_event_targeter.h"
#include "ui/gfx/geometry/insets.h"
#include "ui/gfx/transform.h"
#include "ui/platform_window/platform_window.h"
#if defined(USE_OZONE)
#include "ui/ozone/public/input_controller.h"
#include "ui/ozone/public/ozone_platform.h"
#endif
namespace ash {
AshWindowTreeHostPlatform::AshWindowTreeHostPlatform(
const gfx::Rect& initial_bounds)
: aura::WindowTreeHostPlatform(initial_bounds), transformer_helper_(this) {
transformer_helper_.Init();
}
AshWindowTreeHostPlatform::AshWindowTreeHostPlatform()
: transformer_helper_(this) {
CreateCompositor();
transformer_helper_.Init();
}
AshWindowTreeHostPlatform::~AshWindowTreeHostPlatform() {}
void AshWindowTreeHostPlatform::ToggleFullScreen() {
NOTIMPLEMENTED();
}
bool AshWindowTreeHostPlatform::ConfineCursorToRootWindow() {
gfx::Rect confined_bounds(GetBounds().size());
confined_bounds.Inset(transformer_helper_.GetHostInsets());
platform_window()->ConfineCursorToBounds(confined_bounds);
return true;
}
void AshWindowTreeHostPlatform::UnConfineCursor() {
NOTIMPLEMENTED();
}
void AshWindowTreeHostPlatform::SetRootWindowTransformer(
std::unique_ptr<RootWindowTransformer> transformer) {
transformer_helper_.SetRootWindowTransformer(std::move(transformer));
ConfineCursorToRootWindow();
}
gfx::Insets AshWindowTreeHostPlatform::GetHostInsets() const {
return transformer_helper_.GetHostInsets();
}
aura::WindowTreeHost* AshWindowTreeHostPlatform::AsWindowTreeHost() {
return this;
}
void AshWindowTreeHostPlatform::PrepareForShutdown() {
// Block the root window from dispatching events because it is weird for a
// ScreenPositionClient not to be attached to the root window and for
// ui::EventHandlers to be unable to convert the event's location to screen
// coordinates.
window()->SetEventTargeter(
std::unique_ptr<ui::EventTargeter>(new ui::NullEventTargeter));
}
void AshWindowTreeHostPlatform::SetRootTransform(
const gfx::Transform& transform) {
transformer_helper_.SetTransform(transform);
}
gfx::Transform AshWindowTreeHostPlatform::GetRootTransform() const {
return transformer_helper_.GetTransform();
}
gfx::Transform AshWindowTreeHostPlatform::GetInverseRootTransform() const {
return transformer_helper_.GetInverseTransform();
}
void AshWindowTreeHostPlatform::UpdateRootWindowSize(
const gfx::Size& host_size) {
transformer_helper_.UpdateWindowSize(host_size);
}
void AshWindowTreeHostPlatform::OnCursorVisibilityChangedNative(bool show) {
SetTapToClickPaused(!show);
}
void AshWindowTreeHostPlatform::SetBounds(const gfx::Rect& bounds) {
WindowTreeHostPlatform::SetBounds(bounds);
ConfineCursorToRootWindow();
}
void AshWindowTreeHostPlatform::DispatchEvent(ui::Event* event) {
TRACE_EVENT0("input", "AshWindowTreeHostPlatform::DispatchEvent");
if (event->IsLocatedEvent())
TranslateLocatedEvent(static_cast<ui::LocatedEvent*>(event));
SendEventToProcessor(event);
}
ui::EventDispatchDetails AshWindowTreeHostPlatform::DispatchKeyEventPostIME(
ui::KeyEvent* event) {
input_method_handler()->SetPostIME(true);
ui::EventDispatchDetails details =
event_processor()->OnEventFromSource(event);
if (!details.dispatcher_destroyed)
input_method_handler()->SetPostIME(false);
return details;
}
void AshWindowTreeHostPlatform::SetTapToClickPaused(bool state) {
#if defined(USE_OZONE)
DCHECK(ui::OzonePlatform::GetInstance()->GetInputController());
// Temporarily pause tap-to-click when the cursor is hidden.
ui::OzonePlatform::GetInstance()->GetInputController()->SetTapToClickPaused(
state);
#endif
}
} // namespace ash