| OLD | NEW |
| (Empty) |
| 1 // Copyright (c) 2006-2008 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 "webkit/glue/plugins/test/plugin_npobject_lifetime_test.h" | |
| 6 | |
| 7 namespace NPAPIClient { | |
| 8 | |
| 9 const int kNPObjectLifetimeTimer = 100; | |
| 10 const int kNPObjectLifetimeTimerElapse = 2000; | |
| 11 | |
| 12 NPObject* NPObjectLifetimeTestInstance2::plugin_instance_object_ = NULL; | |
| 13 | |
| 14 NPObjectDeletePluginInNPN_Evaluate* | |
| 15 NPObjectDeletePluginInNPN_Evaluate::g_npn_evaluate_test_instance_ = NULL; | |
| 16 | |
| 17 NPObjectLifetimeTest::NPObjectLifetimeTest(NPP id, | |
| 18 NPNetscapeFuncs *host_functions) | |
| 19 : PluginTest(id, host_functions), | |
| 20 other_plugin_instance_object_(NULL), | |
| 21 timer_id_(0) { | |
| 22 } | |
| 23 | |
| 24 NPError NPObjectLifetimeTest::SetWindow(NPWindow* pNPWindow) { | |
| 25 if (pNPWindow->window == NULL) | |
| 26 return NPERR_NO_ERROR; | |
| 27 | |
| 28 HWND window_handle = reinterpret_cast<HWND>(pNPWindow->window); | |
| 29 if (!::GetProp(window_handle, L"Plugin_Instance")) { | |
| 30 // TODO: this propery leaks. | |
| 31 ::SetProp(window_handle, L"Plugin_Instance", this); | |
| 32 // We attempt to retreive the NPObject for the plugin instance identified | |
| 33 // by the NPObjectLifetimeTestInstance2 class as it may not have been | |
| 34 // instantiated yet. | |
| 35 timer_id_ = SetTimer(window_handle, kNPObjectLifetimeTimer, | |
| 36 kNPObjectLifetimeTimerElapse, TimerProc); | |
| 37 } | |
| 38 return NPERR_NO_ERROR; | |
| 39 } | |
| 40 | |
| 41 void CALLBACK NPObjectLifetimeTest::TimerProc( | |
| 42 HWND window, UINT message, UINT timer_id, | |
| 43 unsigned long elapsed_milli_seconds) { | |
| 44 | |
| 45 NPObjectLifetimeTest* this_instance = | |
| 46 reinterpret_cast<NPObjectLifetimeTest*> | |
| 47 (::GetProp(window, L"Plugin_Instance")); | |
| 48 KillTimer(window, this_instance->timer_id_); | |
| 49 ::RemoveProp(window, L"Plugin_Instance"); | |
| 50 | |
| 51 this_instance->timer_id_ = 0; | |
| 52 | |
| 53 this_instance->other_plugin_instance_object_ = | |
| 54 NPObjectLifetimeTestInstance2::plugin_instance_object_; | |
| 55 this_instance->HostFunctions()->retainobject( | |
| 56 this_instance->other_plugin_instance_object_); | |
| 57 | |
| 58 NPString script; | |
| 59 script.UTF8Characters = "javascript:DeleteSecondPluginInstance()"; | |
| 60 script.UTF8Length = static_cast<uint32_t>(strlen(script.UTF8Characters)); | |
| 61 | |
| 62 this_instance->HostFunctions()->geturlnotify( | |
| 63 this_instance->id(), "javascript:DeleteSecondPluginInstance()", NULL, | |
| 64 reinterpret_cast<void*>(1)); | |
| 65 } | |
| 66 | |
| 67 void NPObjectLifetimeTest::URLNotify(const char* url, NPReason reason, | |
| 68 void* data) { | |
| 69 // Create a "location" identifier. | |
| 70 NPIdentifier identifier = HostFunctions()->getstringidentifier("location"); | |
| 71 // Declare a local variant value. | |
| 72 NPVariant variantValue; | |
| 73 // Get the location property from the window object (which is another object). | |
| 74 bool b1 = HostFunctions()->getproperty(id(), other_plugin_instance_object_, | |
| 75 identifier, &variantValue ); | |
| 76 HostFunctions()->releaseobject(other_plugin_instance_object_); | |
| 77 other_plugin_instance_object_ = NULL; | |
| 78 // If this test failed, then we'd have crashed by now. | |
| 79 SignalTestCompleted(); | |
| 80 } | |
| 81 | |
| 82 NPObjectLifetimeTestInstance2::NPObjectLifetimeTestInstance2( | |
| 83 NPP id, NPNetscapeFuncs *host_functions) | |
| 84 : PluginTest(id, host_functions) { | |
| 85 } | |
| 86 | |
| 87 NPObjectLifetimeTestInstance2::~NPObjectLifetimeTestInstance2() { | |
| 88 if (plugin_instance_object_) { | |
| 89 HostFunctions()->releaseobject(plugin_instance_object_); | |
| 90 plugin_instance_object_ = NULL; | |
| 91 } | |
| 92 } | |
| 93 | |
| 94 NPError NPObjectLifetimeTestInstance2::SetWindow(NPWindow* pNPWindow) { | |
| 95 if (pNPWindow->window == NULL) | |
| 96 return NPERR_NO_ERROR; | |
| 97 | |
| 98 if (!plugin_instance_object_) { | |
| 99 if (!HostFunctions()->getvalue(id(), NPNVWindowNPObject, | |
| 100 &plugin_instance_object_)) { | |
| 101 SetError("Failed to get NPObject for plugin instance2"); | |
| 102 SignalTestCompleted(); | |
| 103 return NPERR_GENERIC_ERROR; | |
| 104 } | |
| 105 } | |
| 106 | |
| 107 return NPERR_NO_ERROR; | |
| 108 } | |
| 109 | |
| 110 | |
| 111 NPObjectDeletePluginInNPN_Evaluate::NPObjectDeletePluginInNPN_Evaluate( | |
| 112 NPP id, NPNetscapeFuncs *host_functions) | |
| 113 : PluginTest(id, host_functions), | |
| 114 plugin_instance_object_(NULL), | |
| 115 timer_id_(0) { | |
| 116 g_npn_evaluate_test_instance_ = this; | |
| 117 } | |
| 118 | |
| 119 NPObjectDeletePluginInNPN_Evaluate::~NPObjectDeletePluginInNPN_Evaluate() { | |
| 120 if (plugin_instance_object_) { | |
| 121 HostFunctions()->releaseobject(plugin_instance_object_); | |
| 122 plugin_instance_object_ = NULL; | |
| 123 } | |
| 124 } | |
| 125 | |
| 126 NPError NPObjectDeletePluginInNPN_Evaluate::SetWindow(NPWindow* np_window) { | |
| 127 if (np_window->window == NULL) | |
| 128 return NPERR_NO_ERROR; | |
| 129 | |
| 130 HWND window_handle = reinterpret_cast<HWND>(np_window->window); | |
| 131 // We setup a timerproc to invoke NPN_Evaluate to destroy this plugin | |
| 132 // instance. This is to ensure that we don't destroy the plugin instance | |
| 133 // while it is being used in webkit as this leads to crashes and is a | |
| 134 // more accurate representation of the renderer crash as described in | |
| 135 // http://b/issue?id=1134683. | |
| 136 if (!timer_id_) { | |
| 137 timer_id_ = SetTimer(window_handle, kNPObjectLifetimeTimer, | |
| 138 kNPObjectLifetimeTimerElapse, TimerProc); | |
| 139 } | |
| 140 return NPERR_NO_ERROR; | |
| 141 } | |
| 142 | |
| 143 void CALLBACK NPObjectDeletePluginInNPN_Evaluate::TimerProc( | |
| 144 HWND window, UINT message, UINT timer_id, | |
| 145 unsigned long elapsed_milli_seconds) { | |
| 146 | |
| 147 KillTimer(window, g_npn_evaluate_test_instance_->timer_id_); | |
| 148 g_npn_evaluate_test_instance_->timer_id_ = 0; | |
| 149 NPObject *window_obj = NULL; | |
| 150 g_npn_evaluate_test_instance_->HostFunctions()->getvalue( | |
| 151 g_npn_evaluate_test_instance_->id(), NPNVWindowNPObject, | |
| 152 &window_obj); | |
| 153 | |
| 154 if (!window_obj) { | |
| 155 g_npn_evaluate_test_instance_->SetError( | |
| 156 "Failed to get NPObject for plugin instance2"); | |
| 157 g_npn_evaluate_test_instance_->SignalTestCompleted(); | |
| 158 return; | |
| 159 } | |
| 160 | |
| 161 std::string script = "javascript:DeletePluginWithinScript()"; | |
| 162 NPString script_string; | |
| 163 script_string.UTF8Characters = script.c_str(); | |
| 164 script_string.UTF8Length = | |
| 165 static_cast<unsigned int>(script.length()); | |
| 166 | |
| 167 NPVariant result_var; | |
| 168 bool result = g_npn_evaluate_test_instance_->HostFunctions()->evaluate( | |
| 169 g_npn_evaluate_test_instance_->id(), window_obj, | |
| 170 &script_string, &result_var); | |
| 171 // If this test failed we would have crashed by now. | |
| 172 } | |
| 173 | |
| 174 } // namespace NPAPIClient | |
| OLD | NEW |