| // 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. |
| |
| #ifndef PPAPI_CPP_DEV_TEXT_INPUT_DEV_H_ |
| #define PPAPI_CPP_DEV_TEXT_INPUT_DEV_H_ |
| |
| #include <string> |
| |
| #include "ppapi/c/dev/ppb_text_input_dev.h" |
| #include "ppapi/cpp/instance_handle.h" |
| |
| namespace pp { |
| |
| class Rect; |
| class Instance; |
| |
| // This class allows you to associate the PPP_TextInput_Dev and |
| // PPB_TextInput_Dev C-based interfaces with an object. It associates itself |
| // with the given instance, and registers as the global handler for handling the |
| // PPP_TextInput_Dev interface that the browser calls. |
| // |
| // You would typically use this either via inheritance on your instance: |
| // class MyInstance : public pp::Instance, public pp::TextInput_Dev { |
| // MyInstance() : pp::TextInput_Dev(this) { |
| // } |
| // ... |
| // }; |
| // |
| // or by composition: |
| // class MyTextInput : public pp::TextInput_Dev { |
| // ... |
| // }; |
| // |
| // class MyInstance : public pp::Instance { |
| // MyInstance() : text_input_(this) { |
| // } |
| // |
| // MyTextInput text_input_; |
| // }; |
| class TextInput_Dev { |
| public: |
| explicit TextInput_Dev(Instance* instance); |
| virtual ~TextInput_Dev(); |
| |
| virtual void RequestSurroundingText(uint32_t desired_number_of_characters); |
| |
| void SetTextInputType(PP_TextInput_Type_Dev type); |
| void UpdateCaretPosition(const Rect& caret, const Rect& bounding_box); |
| void CancelCompositionText(); |
| void SelectionChanged(); |
| void UpdateSurroundingText(const std::string& text, |
| uint32_t caret, uint32_t anchor); |
| |
| private: |
| InstanceHandle instance_; |
| }; |
| |
| } // namespace pp |
| |
| #endif // PPAPI_CPP_DEV_TEXT_INPUT_DEV_H_ |