Integrate the new input method API for Views into Chromium.

chrome/browser/chromeos/login/screen_locker.cc

 // Copyright (c) 2011 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 "chrome/browser/chromeos/login/screen_locker.h"
 
 #include <X11/extensions/XTest.h>
 #include <X11/keysym.h>
 #include <gdk/gdkkeysyms.h>
 #include <gdk/gdkx.h>
@@ skipping 675 matching lines @@
 void ScreenLocker::Init() {
   authenticator_ = LoginUtils::Get()->CreateAuthenticator(this);
 
   gfx::Point left_top(1, 1);
   gfx::Rect init_bounds(views::Screen::GetMonitorAreaNearestPoint(left_top));
 
   LockWindow* lock_window = new LockWindow();
   lock_window_ = lock_window;
   lock_window_->Init(NULL, init_bounds);
 
+  // Disables input method explicitly, because:
+  // 1. Input method only works when top-level Widget gets keyboard focus.
+  // 2. Screen Locker shouldn't allow the user to use input method.
+  lock_window_->native_widget()->ReplaceInputMethod(NULL);

[oshima, 2011/03/30 21:51:25]

chromeos screen locker doesn't use TextfieldViews. Do we still need this?

[James Su, 2011/03/30 22:46:39]

I think we can remove this piece of code if we are sure about it.

+
   g_signal_connect(lock_window_->GetNativeView(), "client-event",
                    G_CALLBACK(OnClientEventThunk), this);
 
   // GTK does not like zero width/height.
   if (!unlock_on_input_) {
     screen_lock_view_ = new ScreenLockView(this);
     screen_lock_view_->Init();
     screen_lock_view_->SetEnabled(false);
     screen_lock_view_->StartThrobber();
   } else {
@@ skipping 442 matching lines @@
 
 bool ScreenLocker::AcceleratorPressed(const views::Accelerator& accelerator) {
   if (!background_view_->IsScreenSaverVisible()) {
     StartScreenSaver();
     return true;
   }
   return false;
 }
 
 }  // namespace chromeos