ppapi/cpp/dev/find_dev.cc

   1 // Copyright (c) 2010 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 #include "ppapi/cpp/dev/find_dev.h"
   6
   7 #include "ppapi/c/dev/ppb_find_dev.h"
   8 #include "ppapi/cpp/instance.h"
   9 #include "ppapi/cpp/module.h"
  10 #include "ppapi/cpp/module_impl.h"
  11
  12 namespace pp {
  13
  14 namespace {
  15
  16 template <> const char* interface_name<PPB_Find_Dev>() {
  17   return PPB_FIND_DEV_INTERFACE;
  18 }
  19
  20 static const char kPPPFindInterface[] = PPP_FIND_DEV_INTERFACE;
  21
  22 PP_Bool StartFind(PP_Instance instance,
  23                   const char* text,
  24                   PP_Bool case_sensitive) {
  25   void* object = Instance::GetPerInstanceObject(instance, kPPPFindInterface);
  26   if (!object)
  27     return PP_FALSE;
  28   bool return_value = static_cast<Find_Dev*>(object)->StartFind(
  29       text, PP_ToBool(case_sensitive));
  30   return PP_FromBool(return_value);
  31 }
  32
  33 void SelectFindResult(PP_Instance instance, PP_Bool forward) {
  34   void* object = Instance::GetPerInstanceObject(instance, kPPPFindInterface);
  35   if (object)
  36     static_cast<Find_Dev*>(object)->SelectFindResult(PP_ToBool(forward));
  37 }
  38
  39 void StopFind(PP_Instance instance) {
  40   void* object = Instance::GetPerInstanceObject(instance, kPPPFindInterface);
  41   if (object)
  42     static_cast<Find_Dev*>(object)->StopFind();
  43 }
  44
  45 const PPP_Find_Dev ppp_find = {
  46   &StartFind,
  47   &SelectFindResult,
  48   &StopFind
  49 };
  50
  51 }  // namespace
  52
  53 Find_Dev::Find_Dev(Instance* instance) : associated_instance_(instance) {
  54   Module::Get()->AddPluginInterface(kPPPFindInterface, &ppp_find);
  55   instance->AddPerInstanceObject(kPPPFindInterface, this);
  56 }
  57
  58 Find_Dev::~Find_Dev() {
  59   Instance::RemovePerInstanceObject(associated_instance_,
  60                                     kPPPFindInterface, this);
  61 }
  62
  63 void Find_Dev::NumberOfFindResultsChanged(int32_t total, bool final_result) {
  64   if (has_interface<PPB_Find_Dev>()) {
  65     get_interface<PPB_Find_Dev>()->NumberOfFindResultsChanged(
  66         associated_instance_.pp_instance(), total, PP_FromBool(final_result));
  67   }
  68 }
  69
  70 void Find_Dev::SelectedFindResultChanged(int32_t index) {
  71   if (has_interface<PPB_Find_Dev>()) {
  72     get_interface<PPB_Find_Dev>()->SelectedFindResultChanged(
  73         associated_instance_.pp_instance(), index);
  74   }
  75 }
  76
  77 }  // namespace pp