| // Copyright 2010-2015, Google Inc. |
| // All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
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| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following disclaimer |
| // in the documentation and/or other materials provided with the |
| // distribution. |
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| // this software without specific prior written permission. |
| // |
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| |
| #ifndef MOZC_UNIX_IBUS_CANDIDATE_WINDOW_HANDLER_INTERFACE_H_ |
| #define MOZC_UNIX_IBUS_CANDIDATE_WINDOW_HANDLER_INTERFACE_H_ |
| |
| #include "base/port.h" |
| #include "unix/ibus/ibus_header.h" |
| |
| namespace mozc { |
| namespace commands { |
| class Output; |
| } // namespace commands |
| namespace ibus { |
| |
| class CandidateWindowHandlerInterface { |
| public: |
| CandidateWindowHandlerInterface() {} |
| virtual ~CandidateWindowHandlerInterface() {} |
| |
| // Updates candidate state. This function also shows or hides candidate window |
| // based on output argument. |
| virtual void Update(IBusEngine *engine, |
| const commands::Output &output) = 0; |
| |
| // Hides candidate window. |
| virtual void Hide(IBusEngine *engine) = 0; |
| |
| // Shows candidate window. |
| virtual void Show(IBusEngine *engine) = 0; |
| |
| // Following methods handle property-changed events relevant to ibus-panel. |
| // |custom_font_description| should be a string representation of |
| // PangoFontDescription. |
| // http://developer.gnome.org/pango/stable/pango-Fonts.html#pango-font-description-from-string |
| virtual void OnIBusCustomFontDescriptionChanged( |
| const string &custom_font_description) = 0; |
| virtual void OnIBusUseCustomFontDescriptionChanged( |
| bool use_custom_font_description) = 0; |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(CandidateWindowHandlerInterface); |
| }; |
| |
| } // namespace ibus |
| } // namespace mozc |
| #endif // MOZC_UNIX_IBUS_CANDIDATE_WINDOW_HANDLER_INTERFACE_H_ |