Multiple DPI Tracking for ScreenWin

ui/base/ime/input_method_win.cc

 // Copyright (c) 2012 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/base/ime/input_method_win.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include "base/auto_reset.h"
 #include "base/command_line.h"
 #include "ui/base/ime/ime_bridge.h"
 #include "ui/base/ime/ime_engine_handler_interface.h"
 #include "ui/base/ime/text_input_client.h"
 #include "ui/base/ime/win/tsf_input_scope.h"
 #include "ui/base/ui_base_switches.h"
 #include "ui/events/event.h"
 #include "ui/events/event_constants.h"
 #include "ui/events/event_utils.h"
 #include "ui/events/keycodes/keyboard_codes.h"
-#include "ui/gfx/win/dpi.h"
+#include "ui/gfx/screen_win.h"
 #include "ui/gfx/win/hwnd_util.h"
 
 namespace {
 
 ui::IMEEngineHandlerInterface* GetEngine() {
   if (ui::IMEBridge::Get())
     return ui::IMEBridge::Get()->GetCurrentEngineHandler();
   return nullptr;
 }
 
@@ skipping 184 matching lines @@
 void InputMethodWin::OnCaretBoundsChanged(const TextInputClient* client) {
   if (!enabled_ || !IsTextInputClientFocused(client) ||
       !IsWindowFocused(client)) {
     return;
   }
   // The current text input type should not be NONE if |client| is focused.
   DCHECK(!IsTextInputTypeNone());
   // Tentatively assume that the returned value is DIP (Density Independent
   // Pixel). See the comment in text_input_client.h and http://crbug.com/360334.
   const gfx::Rect dip_screen_bounds(GetTextInputClient()->GetCaretBounds());
-  const gfx::Rect screen_bounds = gfx::win::DIPToScreenRect(dip_screen_bounds);
+  const gfx::Rect screen_bounds = gfx::ScreenWin::DIPToScreenRect(
+      toplevel_window_handle_, dip_screen_bounds);
 
   HWND attached_window = toplevel_window_handle_;
   // TODO(ime): see comment in TextInputClient::GetCaretBounds(), this
   // conversion shouldn't be necessary.
   RECT r = {};
   GetClientRect(attached_window, &r);
   POINT window_point = { screen_bounds.x(), screen_bounds.y() };
   ScreenToClient(attached_window, &window_point);
   gfx::Rect caret_rect(gfx::Point(window_point.x, window_point.y),
                        screen_bounds.size());
@@ skipping 354 matching lines @@
                                                &dip_rect)) {
       return 0;
     }
   } else {
     // If there is no composition and the first character is queried, returns
     // the caret bounds. This behavior is the same to that of RichEdit control.
     if (char_positon->dwCharPos != 0)
       return 0;
     dip_rect = client->GetCaretBounds();
   }
-  const gfx::Rect rect = gfx::win::DIPToScreenRect(dip_rect);
+  const gfx::Rect rect =
+      gfx::ScreenWin::DIPToScreenRect(toplevel_window_handle_, dip_rect);
 
   char_positon->pt.x = rect.x();
   char_positon->pt.y = rect.y();
   char_positon->cLineHeight = rect.height();
   return 1;  // returns non-zero value when succeeded.
 }
 
 bool InputMethodWin::IsWindowFocused(const TextInputClient* client) const {
   if (!client)
     return false;
@@ skipping 66 matching lines @@
     if (old_text_input_type != ui::TEXT_INPUT_TYPE_NONE)
       engine->FocusOut();
     if (text_input_type != ui::TEXT_INPUT_TYPE_NONE)
       engine->FocusIn(context);
 
     ui::IMEBridge::Get()->SetCurrentInputContext(context);
   }
 }
 
 }  // namespace ui