virtual void ProcessEvent( Event &event ) {
Element *elem = event.GetTargetElement();
UI_ScriptDocument *document = dynamic_cast<UI_ScriptDocument *>( elem->GetOwnerDocument() );
if( !document || document->IsLoading() ) {
return;
}
if( UI_Main::Get()->debugOn() ) {
Com_Printf( "ScriptEventCaller: Event %s, target %s, func %s\n",
event.GetType().CString(),
event.GetTargetElement()->GetTagName().CString(),
funcPtr.getName() );
}
if( funcPtr.isValid() ) {
event.AddReference();
try {
asIScriptContext *context = as->getContext();
// the context may actually be NULL after AS shutdown
if( context ) {
funcPtr.setContext( context );
funcPtr( NULL, &event );
}
} catch( ASBind::Exception & ) {
Com_Printf( S_COLOR_RED "ScriptEventListener: Failed to call function %s\n", funcPtr.getName() );
}
} else {
Com_Printf( S_COLOR_RED "ScriptEventListener: Not gonna call invalid function %s\n", funcPtr.getName() );
}
}
ScriptEventCaller( ASInterface *as, asIScriptFunction *func ) : as( as ) {
funcPtr = ASBind::CreateFunctionPtr( func, funcPtr );
if( !funcPtr.isValid() ) {
Com_Printf( S_COLOR_YELLOW "WARNING: ScriptEventCaller::CreateFunctionPtr failed with %s\n", func ? func->GetDeclaration() : "NULL" );
return;
}
}
virtual void ProcessEvent( Event &event )
{
if( !target ) {
return;
}
if( released ) {
// the function pointer has been released, but
// we're hanging around, waiting for shutdown or GC
return;
}
Element *elem = event.GetTargetElement();
if( elem->GetOwnerDocument() != target->GetOwnerDocument() ) {
// make sure the event originated from the same document as the original target
return;
}
UI_ScriptDocument *document = dynamic_cast<UI_ScriptDocument *>(elem->GetOwnerDocument());
if( !document || document->IsLoading() ) {
return;
}
fetchFunctionPtr( document->GetModule() );
// push elem and event as parameters to the internal function
// and call it
if( UI_Main::Get()->debugOn() ) {
Com_Printf( "ScriptEventListener: Event %s, target %s, script %s\n",
event.GetType().CString(),
event.GetTargetElement()->GetTagName().CString(),
script.CString() );
}
if( funcPtr.isValid() ) {
target->AddReference();
event.AddReference();
try {
asIScriptContext *context = asmodule->getContext();
// the context may actually be NULL after AS shutdown
if( context ) {
funcPtr.setContext( context );
funcPtr( target, &event );
}
} catch( ASBind::Exception & ) {
Com_Printf( S_COLOR_RED "ScriptEventListener: Failed to call function %s %s\n", funcName.CString(), script.CString() );
}
}
else {
Com_Printf( S_COLOR_RED "ScriptEventListener: Not gonna call invalid function %s %s\n", funcName.CString(), script.CString() );
}
}
virtual void ProcessEvent( Event &event )
{
if( released ) {
// the function pointer has been released, but
// we're hanging around, waiting for shutdown or GC
return;
}
// onloads cant be called within building process
if( /* event.GetType() == "load" && */ asmodule->isBuilding() )
{
// TODO: we should eliminate chain to DocumentLoader like this, so move
// event postponing somewhere else
UI_Main::Get()->getDocumentLoader()->postponeOnload( this, event );
return;
}
Element *elem = event.GetTargetElement();
fetchFunctionPtr( elem->GetOwnerDocument()->GetSourceURL() );
// push elem and event as parameters to the internal function
// and call it
if( UI_Main::Get()->debugOn() ) {
Com_Printf( "ScriptEventListener: Event %s, target %s, script %s\n",
event.GetType().CString(),
event.GetTargetElement()->GetTagName().CString(),
script.CString() );
}
if( funcPtr.isValid() ) {
elem->AddReference();
event.AddReference();
try {
asIScriptContext *context = asmodule->getContext();
// the context may actually be NULL after AS shutdown
if( context ) {
funcPtr.setContext( context );
funcPtr( elem, &event );
}
} catch( ASBind::Exception & ) {
Com_Printf( S_COLOR_RED "ScriptEventListener: Failed to call function %s %s\n", funcName.CString(), script.CString() );
}
}
else {
Com_Printf( S_COLOR_RED "ScriptEventListener: Not gonna call invalid function %s %s\n", funcName.CString(), script.CString() );
}
}
void fetchFunctionPtr( const String &document_name )
{
if( loaded ) {
return;
}
loaded = true;
asIScriptModule *module = asmodule->getModule( document_name.CString() );
assert( module != NULL );
if( module == NULL ) {
Com_Printf( S_COLOR_YELLOW "WARNING: ScriptEventListener unable to find module %s\n",
document_name.CString() );
}
// check direct function-name
if( script[0] == '$' )
funcName = script.Substring( 1 );
else
{
// compile inline code
funcName = createFunctionName( uniqueId );
String funcCode = createFunctionCode( uniqueId, script );
script = funcCode;
asIScriptFunction *scriptFunc = NULL;
if( !asmodule->addFunction( module, funcName.CString(), funcCode.CString(), &scriptFunc ) ) {
Com_Printf( S_COLOR_YELLOW "WARNING: ScriptEventListener addFunction failed with %s %s\n",
funcName.CString(), funcCode.CString() );
} else if( scriptFunc ) {
// I think we only hit this scenario when we do smth like
// elem.setInnerRML( '<button onclick="window.close();" />' );
funcPtr = ASBind::CreateFunctionPtr( scriptFunc, funcPtr );
funcPtr.addref();
scriptFunc->Release();
}
return;
}
funcPtr = ASBind::CreateFunctionPtr( funcName.CString(), module, funcPtr );
if( !funcPtr.isValid() ) {
Com_Printf( S_COLOR_YELLOW "WARNING: ScriptEventListener::fetchFunctionPtr failed with %s\n", funcName.CString() );
return;
}
funcPtr.addref();
}
virtual void ProcessEvent( Event &event )
{
// onloads cant be called within building process
if( /* event.GetType() == "load" && */ asmodule->isBuilding() )
{
UI_Main::Get()->getDocumentLoader()->postponeOnload( this, event );
return;
}
Element *elem = event.GetTargetElement();
if( UI_Main::Get()->debugOn() ) {
Com_Printf( "ScriptEventCaller: Event %s, target %s, func %s\n",
event.GetType().CString(),
event.GetTargetElement()->GetTagName().CString(),
funcPtr.getName() );
}
if( funcPtr.isValid() ) {
elem->AddReference();
event.AddReference();
try {
asIScriptContext *context = asmodule->getContext();
// the context may actually be NULL after AS shutdown
if( context ) {
funcPtr.setContext( context );
funcPtr( elem, &event );
}
} catch( ASBind::Exception & ) {
Com_Printf( S_COLOR_RED "ScriptEventListener: Failed to call function %s\n", funcPtr.getName() );
}
}
else {
Com_Printf( S_COLOR_RED "ScriptEventListener: Not gonna call invalid function %s\n", funcPtr.getName() );
}
}