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// Copyright (c) 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 "ui/keyboard/keyboard_ui_handler.h"
#include <string>
#include "base/bind.h"
#include "base/logging.h"
#include "base/values.h"
#include "content/public/browser/web_contents.h"
#include "content/public/browser/web_contents_view.h"
#include "content/public/browser/web_ui.h"
#include "ui/aura/client/aura_constants.h"
#include "ui/aura/root_window.h"
#include "ui/aura/window.h"
#include "ui/base/ime/input_method.h"
#include "ui/base/ime/text_input_client.h"
#include "ui/keyboard/keyboard_controller.h"
#include "ui/keyboard/keyboard_util.h"
namespace keyboard {
KeyboardUIHandler::KeyboardUIHandler() {
}
KeyboardUIHandler::~KeyboardUIHandler() {
}
void KeyboardUIHandler::RegisterMessages() {
web_ui()->RegisterMessageCallback(
"insertText",
base::Bind(&KeyboardUIHandler::HandleInsertTextMessage,
base::Unretained(this)));
web_ui()->RegisterMessageCallback(
"getInputContext",
base::Bind(&KeyboardUIHandler::HandleGetInputContextMessage,
base::Unretained(this)));
web_ui()->RegisterMessageCallback(
"sendKeyEvent",
base::Bind(&KeyboardUIHandler::HandleSendKeyEventMessage,
base::Unretained(this)));
web_ui()->RegisterMessageCallback(
"hideKeyboard",
base::Bind(&KeyboardUIHandler::HandleHideKeyboard,
base::Unretained(this)));
}
void KeyboardUIHandler::HandleInsertTextMessage(const base::ListValue* args) {
string16 text;
if (!args->GetString(0, &text)) {
LOG(ERROR) << "insertText failed: bad argument";
return;
}
aura::RootWindow* root_window =
web_ui()->GetWebContents()->GetView()->GetNativeView()->GetRootWindow();
if (!root_window) {
LOG(ERROR) << "insertText failed: no root window";
return;
}
if (!keyboard::InsertText(text, root_window))
LOG(ERROR) << "insertText failed";
}
void KeyboardUIHandler::HandleGetInputContextMessage(
const base::ListValue* args) {
int request_id;
if (!args->GetInteger(0, &request_id)) {
LOG(ERROR) << "getInputContext failed: bad argument";
return;
}
base::DictionaryValue results;
results.SetInteger("requestId", request_id);
aura::RootWindow* root_window =
web_ui()->GetWebContents()->GetView()->GetNativeView()->GetRootWindow();
if (!root_window) {
LOG(ERROR) << "getInputContext failed: no root window";
return;
}
ui::InputMethod* input_method =
root_window->GetProperty(aura::client::kRootWindowInputMethodKey);
if (!input_method) {
LOG(ERROR) << "getInputContext failed: no input method";
return;
}
ui::TextInputClient* tic = input_method->GetTextInputClient();
results.SetInteger("type",
tic ? tic->GetTextInputType() : ui::TEXT_INPUT_TYPE_NONE);
web_ui()->CallJavascriptFunction("GetInputContextCallback",
results);
}
void KeyboardUIHandler::HandleSendKeyEventMessage(
const base::ListValue* args) {
const base::DictionaryValue* params = NULL;
std::string type;
int char_value;
int key_code;
bool shift_modifier;
if (!args->GetDictionary(0, ¶ms) ||
!params->GetString("type", &type) ||
!params->GetInteger("charValue", &char_value) ||
!params->GetInteger("keyCode", &key_code) ||
!params->GetBoolean("shiftKey", &shift_modifier)) {
LOG(ERROR) << "SendKeyEvent failed: bad argument";
return;
}
aura::RootWindow* root_window =
web_ui()->GetWebContents()->GetView()->GetNativeView()->GetRootWindow();
if (!root_window) {
LOG(ERROR) << "sendKeyEvent failed: no root window";
return;
}
if (!keyboard::SendKeyEvent(type,
char_value,
key_code,
shift_modifier,
root_window)) {
LOG(ERROR) << "sendKeyEvent failed";
}
}
void KeyboardUIHandler::HandleHideKeyboard(const base::ListValue* args) {
// TODO(stevet): Call into the keyboard controller to hide the keyboard
// directly.
NOTIMPLEMENTED();
return;
}
} // namespace keyboard
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