11e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)// Copyright 2013 The Chromium Authors. All rights reserved. 21e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 31e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)// found in the LICENSE file. 41e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 5a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)#include "ui/base/ime/input_method_auralinux.h" 61e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 7f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles)#include "base/environment.h" 81e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)#include "ui/base/ime/linux/linux_input_method_context_factory.h" 91e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)#include "ui/base/ime/text_input_client.h" 101e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)#include "ui/events/event.h" 111e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 121e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)namespace ui { 131e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 14a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)InputMethodAuraLinux::InputMethodAuraLinux( 15cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) internal::InputMethodDelegate* delegate) 16cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) : allowed_to_fire_vkey_process_key_(false), vkey_processkey_flags_(0) { 171e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) SetDelegate(delegate); 181e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)} 191e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 20a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)InputMethodAuraLinux::~InputMethodAuraLinux() {} 211e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 221e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)// Overriden from InputMethod. 231e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 24a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)void InputMethodAuraLinux::Init(bool focused) { 255d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) CHECK(LinuxInputMethodContextFactory::instance()) 265d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) << "This failure was likely caused because " 275d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) << "ui::InitializeInputMethod(ForTesting) was not called " 285d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) << "before instantiating this class."; 291e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) input_method_context_ = 301e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) LinuxInputMethodContextFactory::instance()->CreateInputMethodContext( 311e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) this); 321e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) CHECK(input_method_context_.get()); 331e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 341e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) InputMethodBase::Init(focused); 351e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 361e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) if (focused) { 371e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) input_method_context_->OnTextInputTypeChanged( 381e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) GetTextInputClient() ? 391e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) GetTextInputClient()->GetTextInputType() : 401e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) TEXT_INPUT_TYPE_TEXT); 411e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) } 421e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)} 431e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 44a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)bool InputMethodAuraLinux::OnUntranslatedIMEMessage( 451e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) const base::NativeEvent& event, 461e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) NativeEventResult* result) { 471e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) return false; 481e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)} 491e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 50a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)bool InputMethodAuraLinux::DispatchKeyEvent(const ui::KeyEvent& event) { 51f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) DCHECK(event.type() == ET_KEY_PRESSED || event.type() == ET_KEY_RELEASED); 521e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) DCHECK(system_toplevel_window_focused()); 531e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 541e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) // If no text input client, do nothing. 551e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) if (!GetTextInputClient()) 56a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) return DispatchKeyEventPostIME(event); 571e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 58cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) // Let an IME handle the key event first, and allow to fire a VKEY_PROCESSKEY 59cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) // event for keydown events. Note that DOM Level 3 Events Sepc requires that 60cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) // only keydown events fire keyCode=229 events and not for keyup events. 61cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) if (event.type() == ET_KEY_PRESSED && 62cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) (event.flags() & ui::EF_IME_FABRICATED_KEY) == 0) 63cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) AllowToFireProcessKey(event); 64cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) if (input_method_context_->DispatchKeyEvent(event)) 651e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) return true; 66cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) StopFiringProcessKey(); 671e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 681e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) // Otherwise, insert the character. 69a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) const bool handled = DispatchKeyEventPostIME(event); 701e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) if (event.type() == ET_KEY_PRESSED && GetTextInputClient()) { 711e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) const uint16 ch = event.GetCharacter(); 721e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) if (ch) { 731e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) GetTextInputClient()->InsertChar(ch, event.flags()); 741e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) return true; 751e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) } 761e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) } 77f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) return handled; 781e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)} 791e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 80a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)void InputMethodAuraLinux::OnTextInputTypeChanged( 811e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) const TextInputClient* client) { 82f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) if (!IsTextInputClientFocused(client)) 83f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) return; 84f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) input_method_context_->Reset(); 85f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) // TODO(yoichio): Support inputmode HTML attribute. 86f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) input_method_context_->OnTextInputTypeChanged(client->GetTextInputType()); 871e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)} 881e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 89a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)void InputMethodAuraLinux::OnCaretBoundsChanged(const TextInputClient* client) { 90f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) if (!IsTextInputClientFocused(client)) 91f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) return; 92f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) input_method_context_->OnCaretBoundsChanged( 93f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) GetTextInputClient()->GetCaretBounds()); 941e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)} 951e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 96a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)void InputMethodAuraLinux::CancelComposition(const TextInputClient* client) { 971e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) if (!IsTextInputClientFocused(client)) 981e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) return; 991e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) input_method_context_->Reset(); 1001e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) input_method_context_->OnTextInputTypeChanged(client->GetTextInputType()); 1011e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)} 1021e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 103a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)void InputMethodAuraLinux::OnInputLocaleChanged() { 1041e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)} 1051e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 106a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)std::string InputMethodAuraLinux::GetInputLocale() { 1071e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) return ""; 1081e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)} 1091e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 110a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)bool InputMethodAuraLinux::IsActive() { 111a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) // InputMethodAuraLinux is always ready and up. 1121e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) return true; 1131e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)} 1141e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 115a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)bool InputMethodAuraLinux::IsCandidatePopupOpen() const { 1161e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) // There seems no way to detect candidate windows or any popups. 1171e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) return false; 1181e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)} 1191e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 1201e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)// Overriden from ui::LinuxInputMethodContextDelegate 1211e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 122a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)void InputMethodAuraLinux::OnCommit(const base::string16& text) { 123cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) MaybeFireProcessKey(); 124a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) if (!IsTextInputTypeNone()) 125a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) GetTextInputClient()->InsertText(text); 1261e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)} 1271e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 128a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)void InputMethodAuraLinux::OnPreeditChanged( 1291e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) const CompositionText& composition_text) { 130cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) MaybeFireProcessKey(); 1311e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) TextInputClient* text_input_client = GetTextInputClient(); 1321e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) if (text_input_client) 1331e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) text_input_client->SetCompositionText(composition_text); 1341e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)} 1351e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 136a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)void InputMethodAuraLinux::OnPreeditEnd() { 137cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) MaybeFireProcessKey(); 1381e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) TextInputClient* text_input_client = GetTextInputClient(); 1391e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) if (text_input_client && text_input_client->HasCompositionText()) 1401e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) text_input_client->ClearCompositionText(); 1411e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)} 1421e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 143cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles)void InputMethodAuraLinux::OnPreeditStart() { 144cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) MaybeFireProcessKey(); 145cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles)} 1461e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 1471e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)// Overridden from InputMethodBase. 1481e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 149a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)void InputMethodAuraLinux::OnDidChangeFocusedClient( 1501e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) TextInputClient* focused_before, 1511e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) TextInputClient* focused) { 1521e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) input_method_context_->Reset(); 1531e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) input_method_context_->OnTextInputTypeChanged( 1541e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) focused ? focused->GetTextInputType() : TEXT_INPUT_TYPE_NONE); 1551e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 1561e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) InputMethodBase::OnDidChangeFocusedClient(focused_before, focused); 1571e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)} 1581e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 159cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles)// Helper functions to support VKEY_PROCESSKEY. 160cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) 161cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles)void InputMethodAuraLinux::AllowToFireProcessKey(const ui::KeyEvent& event) { 162cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) allowed_to_fire_vkey_process_key_ = true; 163cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) vkey_processkey_flags_ = event.flags(); 164cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles)} 165cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) 166cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles)void InputMethodAuraLinux::MaybeFireProcessKey() { 167cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) if (!allowed_to_fire_vkey_process_key_) 168cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) return; 169cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) 170cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) const ui::KeyEvent fabricated_event(ET_KEY_PRESSED, 171cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) VKEY_PROCESSKEY, 1725f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles) vkey_processkey_flags_); 173cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) DispatchKeyEventPostIME(fabricated_event); 174cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) StopFiringProcessKey(); 175cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles)} 176cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) 177cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles)void InputMethodAuraLinux::StopFiringProcessKey() { 178cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) allowed_to_fire_vkey_process_key_ = false; 179cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) vkey_processkey_flags_ = 0; 180cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles)} 181cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) 1821e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)} // namespace ui 183