Index: ui/base/win/osk_display_manager.h |
diff --git a/ui/base/win/osk_display_manager.h b/ui/base/win/osk_display_manager.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..5a02bcb4ea3471a66049ad89836f1ca4e0613cfd |
--- /dev/null |
+++ b/ui/base/win/osk_display_manager.h |
@@ -0,0 +1,70 @@ |
+// Copyright 2016 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. |
+ |
+#ifndef UI_BASE_WIN_OSK_DISPLAY_MANAGER_H_ |
+#define UI_BASE_WIN_OSK_DISPLAY_MANAGER_H_ |
+ |
+#include "base/memory/singleton.h" |
+#include "base/memory/weak_ptr.h" |
+#include "base/observer_list.h" |
+#include "base/strings/string16.h" |
+#include "ui/base/ui_base_export.h" |
+#include "ui/gfx/geometry/rect.h" |
+ |
+namespace ui { |
+ |
+// Implemented by classes who wish to get notified about the on screen keyboard |
+// becoming visible/hidden. |
+class UI_BASE_EXPORT OnScreenKeyboardObserver { |
sky
2016/05/19 22:25:08
Move to own header.
ananta
2016/05/19 23:15:40
Done. Was a stale declaration.
|
+ public: |
+ virtual ~OnScreenKeyboardObserver() {} |
+ |
+ // The |keyboard_rect| parameter contains the bounds of the keyboard in DIPs. |
+ virtual void OnKeyboardVisible(const gfx::Rect& keyboard_rect_in_dips) {} |
+ virtual void OnKeyboardHidden(const gfx::Rect& keyboard_rect_in_dips) {} |
+}; |
+ |
+class OnScreenKeyboardDetector; |
+class OnScreenKeyboardObserver; |
+ |
+// This class provides functionality to display the on screen keyboard on |
+// Windows 8+. It optionally notifies observers that the OSK is displayed, |
+// hidden, etc. |
+class UI_BASE_EXPORT OnScreenKeyboardDisplayManager { |
+ public: |
+ static OnScreenKeyboardDisplayManager* GetInstance(); |
+ |
+ ~OnScreenKeyboardDisplayManager(); |
+ |
+ // Functions to display and dismiss the keyboard. |
+ // The |observer| parameters allow the caller to optionally set up |
+ // notification observers for detecting when the keyboard is displayed |
+ // hidden etc. |
+ bool DisplayVirtualKeyboard(OnScreenKeyboardObserver* observer); |
+ bool DismissVirtualKeyboard(); |
+ |
+ private: |
+ OnScreenKeyboardDisplayManager(); |
+ |
+ friend struct base::DefaultSingletonTraits<OnScreenKeyboardDisplayManager>; |
+ |
+ std::unique_ptr<OnScreenKeyboardDetector> keyboard_detector_; |
+ |
+ // The location of TabTip.exe. |
+ base::string16 osk_path_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(OnScreenKeyboardDisplayManager); |
+}; |
+ |
+// Displays the on screen keyboard on Windows 8 and above. Returns true on |
+// success. |
+UI_BASE_EXPORT bool DisplayVirtualKeyboard(); |
sky
2016/05/19 22:25:08
Can the single place that calls this be changed to
ananta
2016/05/19 23:15:40
Done.
|
+ |
+// Dismisses the on screen keyboard if it is being displayed on Windows 8 and. |
+// above. Returns true on success. |
+UI_BASE_EXPORT bool DismissVirtualKeyboard(); |
+ |
+} // namespace ui |
+ |
+#endif // UI_BASE_WIN_OSK_DISPLAY_MANAGER_H_ |