15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/views/ime/input_method_base.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#include "base/logging.h" 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/base/ime/text_input_client.h" 9d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles)#include "ui/events/event.h" 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/views/view.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/views/widget/widget.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace views { 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 15c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)InputMethodBase::InputMethodBase() : delegate_(NULL), widget_(NULL) {} 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)InputMethodBase::~InputMethodBase() { 18558790d6acca3451cf3a6b497803a5f07d0bec58Ben Murdoch DetachFromWidget(); 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 21c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)void InputMethodBase::SetDelegate(internal::InputMethodDelegate* delegate) { 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(delegate); 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delegate_ = delegate; 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void InputMethodBase::Init(Widget* widget) { 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(widget); 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(widget->GetFocusManager()); 29c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) DCHECK(!widget_) << "The input method is already initialized."; 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) widget_ = widget; 32d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) // Alert the InputMethod of the Widget's currently focused view. 33d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) View* focused = widget->GetFocusManager()->GetFocusedView(); 34d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) if (focused) 35d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) OnWillChangeFocus(NULL, focused); 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) widget->GetFocusManager()->AddFocusChangeListener(this); 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)views::View* InputMethodBase::GetFocusedView() const { 40558790d6acca3451cf3a6b497803a5f07d0bec58Ben Murdoch return widget_ ? widget_->GetFocusManager()->GetFocusedView() : NULL; 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 43c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)void InputMethodBase::OnTextInputTypeChanged(View* view) {} 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)ui::TextInputClient* InputMethodBase::GetTextInputClient() const { 46558790d6acca3451cf3a6b497803a5f07d0bec58Ben Murdoch return (widget_ && widget_->IsActive() && GetFocusedView()) ? 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GetFocusedView()->GetTextInputClient() : NULL; 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)ui::TextInputType InputMethodBase::GetTextInputType() const { 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ui::TextInputClient* client = GetTextInputClient(); 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return client ? client->GetTextInputType() : ui::TEXT_INPUT_TYPE_NONE; 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool InputMethodBase::IsMock() const { 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 59c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)void InputMethodBase::OnWillChangeFocus(View* focused_before, View* focused) {} 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 61c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)void InputMethodBase::OnDidChangeFocus(View* focused_before, View* focused) {} 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool InputMethodBase::IsViewFocused(View* view) const { 64d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) return widget_ && widget_->IsActive() && view && GetFocusedView() == view; 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool InputMethodBase::IsTextInputTypeNone() const { 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return GetTextInputType() == ui::TEXT_INPUT_TYPE_NONE; 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void InputMethodBase::OnInputMethodChanged() const { 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ui::TextInputClient* client = GetTextInputClient(); 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (client && client->GetTextInputType() != ui::TEXT_INPUT_TYPE_NONE) 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) client->OnInputMethodChanged(); 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void InputMethodBase::DispatchKeyEventPostIME(const ui::KeyEvent& key) const { 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (delegate_) 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delegate_->DispatchKeyEventPostIME(key); 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool InputMethodBase::GetCaretBoundsInWidget(gfx::Rect* rect) const { 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(rect); 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ui::TextInputClient* client = GetTextInputClient(); 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!client || client->GetTextInputType() == ui::TEXT_INPUT_TYPE_NONE) 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 88a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles) gfx::Rect caret_bounds = client->GetCaretBounds(); 89a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles) gfx::Point caret_origin = caret_bounds.origin(); 90a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles) View::ConvertPointFromScreen(GetFocusedView(), &caret_origin); 91a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles) caret_bounds.set_origin(caret_origin); 92a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles) *rect = GetFocusedView()->ConvertRectToWidget(caret_bounds); 935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 94c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // Convert coordinates if the focused view is inside a child Widget. 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (GetFocusedView()->GetWidget() != widget_) 965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return Widget::ConvertRect(GetFocusedView()->GetWidget(), widget_, rect); 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 100558790d6acca3451cf3a6b497803a5f07d0bec58Ben Murdochvoid InputMethodBase::DetachFromWidget() { 101558790d6acca3451cf3a6b497803a5f07d0bec58Ben Murdoch if (!widget_) 102558790d6acca3451cf3a6b497803a5f07d0bec58Ben Murdoch return; 103558790d6acca3451cf3a6b497803a5f07d0bec58Ben Murdoch 104558790d6acca3451cf3a6b497803a5f07d0bec58Ben Murdoch widget_->GetFocusManager()->RemoveFocusChangeListener(this); 105558790d6acca3451cf3a6b497803a5f07d0bec58Ben Murdoch widget_ = NULL; 106558790d6acca3451cf3a6b497803a5f07d0bec58Ben Murdoch} 107558790d6acca3451cf3a6b497803a5f07d0bec58Ben Murdoch 1085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace views 109