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not unloading p3d module during page reload

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This commit is contained in:
Arkady Trestman 2009-09-16 04:41:55 +00:00
parent bd58f27ba8
commit aa27efb2da
2 changed files with 86 additions and 79 deletions
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163
direct/src/plugin_activex/PPInstance.cpp
View File

@ -42,6 +42,8 @@
#define P3D_DEFAULT_PLUGIN_FILENAME "p3d_plugin.dll"
static HMODULE s_hP3DPluginDll = NULL;
P3D_initialize_func *P3D_initialize;
P3D_new_instance_func *P3D_new_instance;
P3D_instance_start_func *P3D_instance_start;
@ -89,7 +91,7 @@ void P3D_NofificationSync(P3D_instance *instance)
}
PPInstance::PPInstance( CP3DActiveXCtrl& parentCtrl ) :
m_parentCtrl( parentCtrl ), m_p3dInstance( NULL ), m_p3dObject( NULL ), m_hP3DPluginDll( NULL ), m_handleRequestOnUIThread( true )
m_parentCtrl( parentCtrl ), m_p3dInstance( NULL ), m_p3dObject( NULL ), m_handleRequestOnUIThread( true )
{
TCHAR tempFolderName[ MAX_PATH ];
DWORD pathLength = ::GetTempPath( MAX_PATH, tempFolderName );
@ -99,16 +101,18 @@ PPInstance::PPInstance( CP3DActiveXCtrl& parentCtrl ) :
PPInstance::~PPInstance( )
{
if ( m_p3dObject )
{
P3D_OBJECT_DECREF( m_p3dObject );
}
if ( m_p3dInstance )
{
nout << "Finishing P3D instance \n";
P3D_instance_finish( m_p3dInstance );
m_p3dInstance = NULL;
}
UnloadPlugin();
if ( m_p3dObject )
{
P3D_OBJECT_DECREF( m_p3dObject );
m_p3dObject = NULL;
}
// UnloadPlugin();
}
int PPInstance::DownloadFile( const std::string& from, const std::string& to )
@ -200,75 +204,77 @@ int PPInstance::DownloadP3DComponents( std::string& p3dDllFilename )
int PPInstance::LoadPlugin( const std::string& dllFilename )
{
int error(0);
std::string filename( dllFilename );
if ( filename.empty() )
if ( !s_hP3DPluginDll )
{
// Look for the plugin along the path.
filename = P3D_DEFAULT_PLUGIN_FILENAME;
filename += ".dll";
}
std::string filename( dllFilename );
nout << "Loading " << filename << "\n";
m_hP3DPluginDll = LoadLibrary( filename.c_str() );
if ( m_hP3DPluginDll == NULL )
{
// Couldn't load the DLL.
nout << "Error loading " << filename << " :" << GetLastError() << "\n";
return false;
}
char buffer[MAX_PATH];
if ( GetModuleFileName( m_hP3DPluginDll, buffer, MAX_PATH ) != 0 )
{
if ( GetLastError() != 0 )
if ( filename.empty() )
{
filename = buffer;
// Look for the plugin along the path.
filename = P3D_DEFAULT_PLUGIN_FILENAME;
filename += ".dll";
}
nout << "Loading " << filename << "\n";
s_hP3DPluginDll = LoadLibrary( filename.c_str() );
if ( s_hP3DPluginDll == NULL )
{
// Couldn't load the DLL.
nout << "Error loading " << filename << " :" << GetLastError() << "\n";
return false;
}
char buffer[MAX_PATH];
if ( GetModuleFileName( s_hP3DPluginDll, buffer, MAX_PATH ) != 0 )
{
if ( GetLastError() != 0 )
{
filename = buffer;
}
}
// Now get all of the function pointers.
P3D_initialize = (P3D_initialize_func *)GetProcAddress(s_hP3DPluginDll, "P3D_initialize");
P3D_new_instance = (P3D_new_instance_func *)GetProcAddress(s_hP3DPluginDll, "P3D_new_instance");
P3D_instance_start = (P3D_instance_start_func *)GetProcAddress(s_hP3DPluginDll, "P3D_instance_start");
P3D_instance_finish = (P3D_instance_finish_func *)GetProcAddress(s_hP3DPluginDll, "P3D_instance_finish");
P3D_instance_setup_window = (P3D_instance_setup_window_func *)GetProcAddress(s_hP3DPluginDll, "P3D_instance_setup_window");
P3D_instance_get_request = (P3D_instance_get_request_func *)GetProcAddress(s_hP3DPluginDll, "P3D_instance_get_request");
P3D_check_request = (P3D_check_request_func *)GetProcAddress(s_hP3DPluginDll, "P3D_check_request");
P3D_request_finish = (P3D_request_finish_func *)GetProcAddress(s_hP3DPluginDll, "P3D_request_finish");
P3D_instance_feed_url_stream = (P3D_instance_feed_url_stream_func *)GetProcAddress(s_hP3DPluginDll, "P3D_instance_feed_url_stream");
P3D_instance_set_browser_script_object = (P3D_instance_set_browser_script_object_func *)GetProcAddress(s_hP3DPluginDll, "P3D_instance_set_browser_script_object");
P3D_instance_get_panda_script_object = (P3D_instance_get_panda_script_object_func *)GetProcAddress(s_hP3DPluginDll, "P3D_instance_get_panda_script_object");
P3D_make_class_definition = (P3D_make_class_definition_func *)GetProcAddress(s_hP3DPluginDll, "P3D_make_class_definition");
P3D_new_undefined_object = (P3D_new_undefined_object_func *)GetProcAddress(s_hP3DPluginDll, "P3D_new_undefined_object");
P3D_new_none_object = (P3D_new_none_object_func *)GetProcAddress(s_hP3DPluginDll, "P3D_new_none_object");
P3D_new_bool_object = (P3D_new_bool_object_func *)GetProcAddress(s_hP3DPluginDll, "P3D_new_bool_object");
P3D_new_int_object = (P3D_new_int_object_func *)GetProcAddress(s_hP3DPluginDll, "P3D_new_int_object");
P3D_new_float_object = (P3D_new_float_object_func *)GetProcAddress(s_hP3DPluginDll, "P3D_new_float_object");
P3D_new_string_object = (P3D_new_string_object_func *)GetProcAddress(s_hP3DPluginDll, "P3D_new_string_object");
// Ensure that all of the function pointers have been found.
if (P3D_initialize == NULL ||
P3D_new_instance == NULL ||
P3D_instance_finish == NULL ||
P3D_instance_get_request == NULL ||
P3D_check_request == NULL ||
P3D_request_finish == NULL ||
P3D_instance_get_panda_script_object == NULL ||
P3D_instance_set_browser_script_object == NULL ||
P3D_instance_feed_url_stream == NULL ||
P3D_make_class_definition == NULL ||
P3D_new_none_object == NULL ||
P3D_new_bool_object == NULL ||
P3D_new_int_object == NULL ||
P3D_new_float_object == NULL ||
P3D_new_string_object == NULL )
{
return ( error = 1 );
}
}
// Now get all of the function pointers.
P3D_initialize = (P3D_initialize_func *)GetProcAddress(m_hP3DPluginDll, "P3D_initialize");
P3D_new_instance = (P3D_new_instance_func *)GetProcAddress(m_hP3DPluginDll, "P3D_new_instance");
P3D_instance_start = (P3D_instance_start_func *)GetProcAddress(m_hP3DPluginDll, "P3D_instance_start");
P3D_instance_finish = (P3D_instance_finish_func *)GetProcAddress(m_hP3DPluginDll, "P3D_instance_finish");
P3D_instance_setup_window = (P3D_instance_setup_window_func *)GetProcAddress(m_hP3DPluginDll, "P3D_instance_setup_window");
P3D_instance_get_request = (P3D_instance_get_request_func *)GetProcAddress(m_hP3DPluginDll, "P3D_instance_get_request");
P3D_check_request = (P3D_check_request_func *)GetProcAddress(m_hP3DPluginDll, "P3D_check_request");
P3D_request_finish = (P3D_request_finish_func *)GetProcAddress(m_hP3DPluginDll, "P3D_request_finish");
P3D_instance_feed_url_stream = (P3D_instance_feed_url_stream_func *)GetProcAddress(m_hP3DPluginDll, "P3D_instance_feed_url_stream");
P3D_instance_set_browser_script_object = (P3D_instance_set_browser_script_object_func *)GetProcAddress(m_hP3DPluginDll, "P3D_instance_set_browser_script_object");
P3D_instance_get_panda_script_object = (P3D_instance_get_panda_script_object_func *)GetProcAddress(m_hP3DPluginDll, "P3D_instance_get_panda_script_object");
P3D_make_class_definition = (P3D_make_class_definition_func *)GetProcAddress(m_hP3DPluginDll, "P3D_make_class_definition");
P3D_new_undefined_object = (P3D_new_undefined_object_func *)GetProcAddress(m_hP3DPluginDll, "P3D_new_undefined_object");
P3D_new_none_object = (P3D_new_none_object_func *)GetProcAddress(m_hP3DPluginDll, "P3D_new_none_object");
P3D_new_bool_object = (P3D_new_bool_object_func *)GetProcAddress(m_hP3DPluginDll, "P3D_new_bool_object");
P3D_new_int_object = (P3D_new_int_object_func *)GetProcAddress(m_hP3DPluginDll, "P3D_new_int_object");
P3D_new_float_object = (P3D_new_float_object_func *)GetProcAddress(m_hP3DPluginDll, "P3D_new_float_object");
P3D_new_string_object = (P3D_new_string_object_func *)GetProcAddress(m_hP3DPluginDll, "P3D_new_string_object");
// Ensure that all of the function pointers have been found.
if (P3D_initialize == NULL ||
P3D_new_instance == NULL ||
P3D_instance_finish == NULL ||
P3D_instance_get_request == NULL ||
P3D_check_request == NULL ||
P3D_request_finish == NULL ||
P3D_instance_get_panda_script_object == NULL ||
P3D_instance_set_browser_script_object == NULL ||
P3D_instance_feed_url_stream == NULL ||
P3D_make_class_definition == NULL ||
P3D_new_none_object == NULL ||
P3D_new_bool_object == NULL ||
P3D_new_int_object == NULL ||
P3D_new_float_object == NULL ||
P3D_new_string_object == NULL )
{
return ( error = 1 );
}
// Successfully loaded.
nout << "Initializing P3D P3D_API_VERSION=" << P3D_API_VERSION << "\n";
if ( !P3D_initialize( P3D_API_VERSION, "", "", true, "", "", "", false ) )
@ -285,17 +291,17 @@ int PPInstance::UnloadPlugin()
{
int error( 0 );
if ( m_hP3DPluginDll )
if ( s_hP3DPluginDll )
{
nout << "Unloading P3D dll \n";
if ( !::FreeLibrary( m_hP3DPluginDll ) )
if ( !::FreeLibrary( s_hP3DPluginDll ) )
{
nout << "Error unloading P3D dll :" << GetLastError << "\n";
error = 1;
}
else
{
m_hP3DPluginDll = NULL;
s_hP3DPluginDll = NULL;
}
}
return error;
@ -388,7 +394,10 @@ void PPInstance::HandleRequestLoop()
CP3DActiveXCtrl* parent = ( CP3DActiveXCtrl* )(p3d_inst->_user_data);
if ( parent )
{
parent->m_instance.HandleRequest( request );
if ( parent->m_instance )
{
parent->m_instance->HandleRequest( request );
}
}
else
{
@ -410,13 +419,13 @@ void PPInstance::HandleRequestGetUrl( void* data )
const std::string &url = request->_request._get_url._url;
CP3DActiveXCtrl* parent = static_cast<CP3DActiveXCtrl*> ( request->_instance->_user_data );
if ( !parent )
if ( !parent || !parent->m_instance )
{
return;
}
nout << "Handling P3D_RT_get_url request from " << url << "\n";
PPDownloadRequest p3dObjectDownloadRequest( parent->m_instance, request );
nout << "Handling P3D_RT_get_url request from " << url << "\n";
PPDownloadRequest p3dObjectDownloadRequest( *( parent->m_instance ), request );
PPDownloadCallback bsc( p3dObjectDownloadRequest );
HRESULT hr = ::URLOpenStream( parent->GetControllingUnknown(), url.c_str(), 0, &bsc );
if ( FAILED( hr ) )

2
direct/src/plugin_activex/PPInstance.h
View File

@ -73,7 +73,5 @@ protected:
CP3DActiveXCtrl& m_parentCtrl;
PPLogger m_logger;
HMODULE m_hP3DPluginDll;
bool m_handleRequestOnUIThread;
};