Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 1 | // Copyright (c) 2012 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 PPAPI_CPP_DEV_TEXT_INPUT_DEV_H_ |
| 6 | #define PPAPI_CPP_DEV_TEXT_INPUT_DEV_H_ |
| 7 | |
| 8 | #include <string> |
| 9 | |
| 10 | #include "ppapi/c/dev/ppb_text_input_dev.h" |
| 11 | #include "ppapi/cpp/instance_handle.h" |
| 12 | |
| 13 | namespace pp { |
| 14 | |
| 15 | class Rect; |
| 16 | class Instance; |
| 17 | |
| 18 | // This class allows you to associate the PPP_TextInput_Dev and |
| 19 | // PPB_TextInput_Dev C-based interfaces with an object. It associates itself |
| 20 | // with the given instance, and registers as the global handler for handling the |
| 21 | // PPP_TextInput_Dev interface that the browser calls. |
| 22 | // |
| 23 | // You would typically use this either via inheritance on your instance: |
| 24 | // class MyInstance : public pp::Instance, public pp::TextInput_Dev { |
| 25 | // MyInstance() : pp::TextInput_Dev(this) { |
| 26 | // } |
| 27 | // ... |
| 28 | // }; |
| 29 | // |
| 30 | // or by composition: |
| 31 | // class MyTextInput : public pp::TextInput_Dev { |
| 32 | // ... |
| 33 | // }; |
| 34 | // |
| 35 | // class MyInstance : public pp::Instance { |
| 36 | // MyInstance() : text_input_(this) { |
| 37 | // } |
| 38 | // |
| 39 | // MyTextInput text_input_; |
| 40 | // }; |
| 41 | class TextInput_Dev { |
| 42 | public: |
| 43 | explicit TextInput_Dev(Instance* instance); |
| 44 | virtual ~TextInput_Dev(); |
| 45 | |
| 46 | virtual void RequestSurroundingText(uint32_t desired_number_of_characters); |
| 47 | |
Ben Murdoch | bb1529c | 2013-08-08 10:24:53 +0100 | [diff] [blame^] | 48 | void SetTextInputType(PP_TextInput_Type_Dev type); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 49 | void UpdateCaretPosition(const Rect& caret, const Rect& bounding_box); |
| 50 | void CancelCompositionText(); |
| 51 | void SelectionChanged(); |
| 52 | void UpdateSurroundingText(const std::string& text, |
| 53 | uint32_t caret, uint32_t anchor); |
| 54 | |
| 55 | private: |
| 56 | InstanceHandle instance_; |
| 57 | }; |
| 58 | |
| 59 | } // namespace pp |
| 60 | |
| 61 | #endif // PPAPI_CPP_DEV_TEXT_INPUT_DEV_H_ |