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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 "ash/display/virtual_keyboard_window_controller.h"
#include "ash/display/display_controller.h"
#include "ash/display/display_info.h"
#include "ash/display/display_manager.h"
#include "ash/display/root_window_transformers.h"
#include "ash/host/ash_window_tree_host.h"
#include "ash/host/ash_window_tree_host_init_params.h"
#include "ash/host/root_window_transformer.h"
#include "ash/root_window_controller.h"
#include "ash/root_window_settings.h"
#include "ash/shell.h"
#include "ash/shell_window_ids.h"
#include "base/strings/stringprintf.h"
#include "base/strings/utf_string_conversions.h"
#include "ui/aura/env.h"
#include "ui/aura/window_event_dispatcher.h"
#include "ui/keyboard/keyboard_controller.h"
#include "ui/keyboard/keyboard_util.h"
namespace ash {
VirtualKeyboardWindowController::VirtualKeyboardWindowController() {
Shell::GetInstance()->AddShellObserver(this);
}
VirtualKeyboardWindowController::~VirtualKeyboardWindowController() {
Shell::GetInstance()->RemoveShellObserver(this);
// Make sure the root window gets deleted before cursor_window_delegate.
Close();
}
void VirtualKeyboardWindowController::ActivateKeyboard(
keyboard::KeyboardController* keyboard_controller) {
root_window_controller_->ActivateKeyboard(keyboard_controller);
}
void VirtualKeyboardWindowController::UpdateWindow(
const DisplayInfo& display_info) {
static int virtual_keyboard_host_count = 0;
if (!root_window_controller_.get()) {
AshWindowTreeHostInitParams init_params;
init_params.initial_bounds = display_info.bounds_in_native();
AshWindowTreeHost* ash_host = AshWindowTreeHost::Create(init_params);
aura::WindowTreeHost* host = ash_host->AsWindowTreeHost();
host->window()->SetName(base::StringPrintf("VirtualKeyboardRootWindow-%d",
virtual_keyboard_host_count++));
// No need to remove WindowTreeHostObserver because the DisplayController
// outlives the host.
host->AddObserver(Shell::GetInstance()->display_controller());
InitRootWindowSettings(host->window())->display_id = display_info.id();
host->InitHost();
RootWindowController::CreateForVirtualKeyboardDisplay(ash_host);
root_window_controller_.reset(GetRootWindowController(host->window()));
root_window_controller_->GetHost()->Show();
root_window_controller_->ActivateKeyboard(
keyboard::KeyboardController::GetInstance());
FlipDisplay();
} else {
aura::WindowTreeHost* host = root_window_controller_->GetHost();
GetRootWindowSettings(host->window())->display_id = display_info.id();
host->SetBounds(display_info.bounds_in_native());
}
}
void VirtualKeyboardWindowController::Close() {
if (root_window_controller_.get()) {
root_window_controller_->GetHost()->RemoveObserver(
Shell::GetInstance()->display_controller());
root_window_controller_->Shutdown();
root_window_controller_.reset();
}
}
void VirtualKeyboardWindowController::FlipDisplay() {
DisplayManager* display_manager = Shell::GetInstance()->display_manager();
if (!display_manager->virtual_keyboard_root_window_enabled()) {
NOTREACHED() << "Attempting to flip virtual keyboard root window when it "
<< "is not enabled.";
return;
}
display_manager->SetDisplayRotation(
display_manager->non_desktop_display().id(), gfx::Display::ROTATE_180);
aura::WindowTreeHost* host = root_window_controller_->GetHost();
scoped_ptr<RootWindowTransformer> transformer(
CreateRootWindowTransformerForDisplay(
host->window(), display_manager->non_desktop_display()));
root_window_controller_->ash_host()->SetRootWindowTransformer(
transformer.Pass());
}
void VirtualKeyboardWindowController::OnMaximizeModeStarted() {
keyboard::SetTouchKeyboardEnabled(true);
Shell::GetInstance()->CreateKeyboard();
}
void VirtualKeyboardWindowController::OnMaximizeModeEnded() {
keyboard::SetTouchKeyboardEnabled(false);
if (!keyboard::IsKeyboardEnabled())
Shell::GetInstance()->DeactivateKeyboard();
}
} // namespace ash
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