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| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef UI_BASE_IME_INPUT_METHOD_LINUX_X11_H_ | |
| 6 #define UI_BASE_IME_INPUT_METHOD_LINUX_X11_H_ | |
| 7 | |
| 8 #include "base/memory/scoped_ptr.h" | |
| 9 #include "ui/base/ime/input_method_base.h" | |
| 10 #include "ui/base/ime/linux/linux_input_method_context.h" | |
| 11 | |
| 12 namespace ui { | |
| 13 | |
| 14 // A ui::InputMethod implementation for a X11 event loop on GNU/Linux. | |
| 15 // This class is not designed for supporting CrOS. The implementation details | |
| 16 // are separated to ui::LinuxInputMethodContext interface. | |
| 17 class InputMethodLinuxX11 : public InputMethodBase, | |
| 18 public LinuxInputMethodContextDelegate { | |
| 19 public: | |
| 20 explicit InputMethodLinuxX11(internal::InputMethodDelegate* delegate); | |
| 21 virtual ~InputMethodLinuxX11(); | |
| 22 | |
| 23 // Initializes input methods. This function must be called once prior to | |
| 24 // any use of this instance. This function is supposed to be called from | |
| 25 // ui::InitializeInputMethod(). | |
| 26 static void Initialize(); | |
| 27 | |
| 28 // Overriden from InputMethod. | |
| 29 virtual void Init(bool focused) OVERRIDE; | |
| 30 virtual bool OnUntranslatedIMEMessage(const base::NativeEvent& event, | |
| 31 NativeEventResult* result) OVERRIDE; | |
| 32 virtual bool DispatchKeyEvent(const ui::KeyEvent& event) OVERRIDE; | |
| 33 virtual void OnTextInputTypeChanged(const TextInputClient* client) OVERRIDE; | |
| 34 virtual void OnCaretBoundsChanged(const TextInputClient* client) OVERRIDE; | |
| 35 virtual void CancelComposition(const TextInputClient* client) OVERRIDE; | |
| 36 virtual void OnInputLocaleChanged() OVERRIDE; | |
| 37 virtual std::string GetInputLocale() OVERRIDE; | |
| 38 virtual base::i18n::TextDirection GetInputTextDirection() OVERRIDE; | |
| 39 virtual bool IsActive() OVERRIDE; | |
| 40 virtual bool IsCandidatePopupOpen() const OVERRIDE; | |
| 41 | |
| 42 // Overriden from ui::LinuxInputMethodContextDelegate | |
| 43 virtual void OnCommit(const base::string16& text) OVERRIDE; | |
| 44 virtual void OnPreeditChanged(const CompositionText& composition_text) | |
| 45 OVERRIDE; | |
| 46 virtual void OnPreeditEnd() OVERRIDE; | |
| 47 virtual void OnPreeditStart() OVERRIDE; | |
| 48 | |
| 49 protected: | |
| 50 // Overridden from InputMethodBase. | |
| 51 virtual void OnDidChangeFocusedClient(TextInputClient* focused_before, | |
| 52 TextInputClient* focused) OVERRIDE; | |
| 53 | |
| 54 scoped_ptr<LinuxInputMethodContext> input_method_context_; | |
| 55 | |
| 56 DISALLOW_COPY_AND_ASSIGN(InputMethodLinuxX11); | |
| 57 }; | |
| 58 | |
| 59 } // namespace ui | |
| 60 | |
| 61 #endif // UI_BASE_IME_INPUT_METHOD_LINUX_X11_H_ | |
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