Function ctrl2view_notify

distrho/src/DistrhoPluginVST3.cpp:2183–2365

    }

    v3_result ctrl2view_notify(v3_message** const message)
    {
        DISTRHO_SAFE_ASSERT_RETURN(fConnectionFromCtrlToView != nullptr, V3_INTERNAL_ERR);

        const char* const msgid = v3_cpp_obj(message)->get_message_id(message);
        DISTRHO_SAFE_ASSERT_RETURN(msgid != nullptr, V3_INVALID_ARG);

        if (std::strcmp(msgid, "init") == 0)
        {
            fConnectedToUI = true;

           #if DPF_VST3_USES_SEPARATE_CONTROLLER
            fParameterValueChangesForUI[kVst3InternalParameterSampleRate] = false;
            sendParameterSetToUI(kVst3InternalParameterSampleRate,
                                 fCachedParameterValues[kVst3InternalParameterSampleRate]);
           #endif

           #if DISTRHO_PLUGIN_WANT_PROGRAMS
            fParameterValueChangesForUI[kVst3InternalParameterProgram] = false;
            sendParameterSetToUI(kVst3InternalParameterProgram, fCurrentProgram);
           #endif

           #if DISTRHO_PLUGIN_WANT_FULL_STATE
            // Update current state from plugin side
            for (StringMap::const_iterator cit=fStateMap.begin(), cite=fStateMap.end(); cit != cite; ++cit)
            {
                const String& key(cit->first);
                fStateMap[key] = fPlugin.getStateValue(key);
            }
           #endif

           #if DISTRHO_PLUGIN_WANT_STATE
            // Set state
            for (StringMap::const_iterator cit=fStateMap.begin(), cite=fStateMap.end(); cit != cite; ++cit)
            {
                const String& key(cit->first);
                const String& value(cit->second);

                sendStateSetToUI(key, value);
            }
           #endif

            for (uint32_t i=0; i<fParameterCount; ++i)
            {
                fParameterValueChangesForUI[kVst3InternalParameterBaseCount + i] = false;
                sendParameterSetToUI(kVst3InternalParameterCount + i,
                                     fCachedParameterValues[kVst3InternalParameterBaseCount + i]);
            }

            sendReadyToUI();
            return V3_OK;
        }

        DISTRHO_SAFE_ASSERT_RETURN(fConnectedToUI, V3_INTERNAL_ERR);

        v3_attribute_list** const attrs = v3_cpp_obj(message)->get_attributes(message);
        DISTRHO_SAFE_ASSERT_RETURN(attrs != nullptr, V3_INVALID_ARG);