1 // Copyright 2014 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_PRIVATE_FIND_PRIVATE_H_ 6 #define PPAPI_CPP_PRIVATE_FIND_PRIVATE_H_ 7 8 #include <string> 9 #include <vector> 10 11 #include "ppapi/c/private/ppp_find_private.h" 12 #include "ppapi/cpp/instance_handle.h" 13 14 namespace pp { 15 16 class Instance; 17 class Rect; 18 19 // This class allows you to associate the PPP_Find and PPB_Find C-based 20 // interfaces with an object. It associates itself with the given instance, and 21 // registers as the global handler for handling the PPP_Find interface that the 22 // browser calls. 23 // 24 // You would typically use this either via inheritance on your instance: 25 // class MyInstance : public pp::Instance, public pp::Find_Private { 26 // class MyInstance() : pp::Find_Private(this) { 27 // } 28 // ... 29 // }; 30 // 31 // or by composition: 32 // class MyFinder : public pp::Find { 33 // ... 34 // }; 35 // 36 // class MyInstance : public pp::Instance { 37 // MyInstance() : finder_(this) { 38 // } 39 // 40 // MyFinder finder_; 41 // }; 42 class Find_Private { 43 public: 44 // The instance parameter must outlive this class. 45 Find_Private(Instance* instance); 46 virtual ~Find_Private(); 47 48 // PPP_Find_Private functions exposed as virtual functions for you to 49 // override. 50 virtual bool StartFind(const std::string& text, bool case_sensitive) = 0; 51 virtual void SelectFindResult(bool forward) = 0; 52 virtual void StopFind() = 0; 53 54 // PPB_Find_Private functions for you to call to report find results. 55 void SetPluginToHandleFindRequests(); 56 void NumberOfFindResultsChanged(int32_t total, bool final_result); 57 void SelectedFindResultChanged(int32_t index); 58 void SetTickmarks(const std::vector<pp::Rect>& tickmarks); 59 60 private: 61 InstanceHandle associated_instance_; 62 }; 63 64 } // namespace pp 65 66 #endif // PPAPI_CPP_PRIVATE_FIND_PRIVATE_H_ 67