Mandoline: Enable Android software keyboard for the Omnibox.

mandoline/ui/aura/input_method_mandoline.cc

 // Copyright (c) 2015 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 "mandoline/ui/aura/input_method_mandoline.h"
 
+#include "base/logging.h"
+#include "components/view_manager/public/cpp/view.h"
+#include "mojo/converters/ime/ime_type_converters.h"
 #include "ui/base/ime/text_input_client.h"
 #include "ui/events/event.h"
+#include "ui/mojo/ime/text_input_state.mojom.h"
 
 namespace mandoline {
 
 ////////////////////////////////////////////////////////////////////////////////
 // InputMethodMandoline, public:
 
 InputMethodMandoline::InputMethodMandoline(
-    ui::internal::InputMethodDelegate* delegate) {
+    ui::internal::InputMethodDelegate* delegate,
+    mojo::View* view)
+    : view_(view) {
   SetDelegate(delegate);
 }
 
 InputMethodMandoline::~InputMethodMandoline() {}
 
 ////////////////////////////////////////////////////////////////////////////////
 // InputMethodMandoline, ui::InputMethod implementation:
 
+void InputMethodMandoline::OnFocus() {
+  InputMethodBase::OnFocus();
+  UpdateTextInputType();
+}
+
+void InputMethodMandoline::OnBlur() {
+  InputMethodBase::OnBlur();
+  UpdateTextInputType();
+}
+
 bool InputMethodMandoline::OnUntranslatedIMEMessage(
     const base::NativeEvent& event,
     NativeEventResult* result) {
   return false;
 }
 
 void InputMethodMandoline::DispatchKeyEvent(ui::KeyEvent* event) {
   DCHECK(event->type() == ui::ET_KEY_PRESSED ||
          event->type() == ui::ET_KEY_RELEASED);
 
   // If no text input client, do nothing.
   if (!GetTextInputClient()) {
     ignore_result(DispatchKeyEventPostIME(event));
     return;
   }
 
   // Here is where we change the differ from our base class's logic. Instead of
   // always dispatching a key down event, and then sending a synthesized
   // character event, we instead check to see if this is a character event and
   // send out the key if it is. (We fallback to normal dispatch if it isn't.)
   if (event->is_char()) {
     GetTextInputClient()->InsertChar(event->GetCharacter(), event->flags());
     event->StopPropagation();
     return;
   }
 
   ignore_result(DispatchKeyEventPostIME(event));
 }
 
+void InputMethodMandoline::OnTextInputTypeChanged(
+    const ui::TextInputClient* client) {
+  if (IsTextInputClientFocused(client))
+    UpdateTextInputType();
+  InputMethodBase::OnTextInputTypeChanged(client);
+}
+
 void InputMethodMandoline::OnCaretBoundsChanged(
     const ui::TextInputClient* client) {
 }
 
 void InputMethodMandoline::CancelComposition(
     const ui::TextInputClient* client) {
 }
 
 void InputMethodMandoline::OnInputLocaleChanged() {
 }
 
 std::string InputMethodMandoline::GetInputLocale() {
   return "";
 }
 
 bool InputMethodMandoline::IsCandidatePopupOpen() const {
   return false;
 }
 
+void InputMethodMandoline::OnWillChangeFocusedClient(

[sky, 2015/08/14 19:59:23]

nit: remove this as it's the same as that of the base?

[Peng, 2015/08/17 13:26:49]

Done.

+    ui::TextInputClient* focused_before,
+    ui::TextInputClient* focused) {
+  InputMethodBase::OnWillChangeFocusedClient(focused_before, focused);
+}
+
+void InputMethodMandoline::OnDidChangeFocusedClient(
+    ui::TextInputClient* focused_before,
+    ui::TextInputClient* focused) {
+  InputMethodBase::OnDidChangeFocusedClient(focused_before, focused);
+  UpdateTextInputType();
+}
+
+void InputMethodMandoline::UpdateTextInputType() {
+  ui::TextInputType type = GetTextInputType();
+  mojo::TextInputStatePtr state = mojo::TextInputState::New();
+  state->type = mojo::ConvertTo<mojo::TextInputType>(type);
+  if (type != ui::TEXT_INPUT_TYPE_NONE)
+    view_->SetImeVisibility(true, state.Pass());
+  else
+    view_->SetTextInputState(state.Pass());
+}
+
 }  // namespace mandoline