C++ DataTree::rootNode方法代码示例

bool AppConfig::save() {
    DataTree cfg;

    cfg.rootNode()->setName("cubicsdr_config");
    
    if (winW.load() && winH.load()) {
        DataNode *window_node = cfg.rootNode()->newChild("window");
        
        *window_node->newChild("x") = winX.load();
        *window_node->newChild("y") = winY.load();
        *window_node->newChild("w") = winW.load();
        *window_node->newChild("h") = winH.load();

        *window_node->newChild("max") = winMax.load();
        *window_node->newChild("theme") = themeId.load();
        *window_node->newChild("snap") = snap.load();
        *window_node->newChild("center_freq") = centerFreq.load();
        *window_node->newChild("waterfall_lps") = waterfallLinesPerSec.load();
        *window_node->newChild("spectrum_avg") = spectrumAvgSpeed.load();
    }
    
    DataNode *devices_node = cfg.rootNode()->newChild("devices");

    std::map<std::string, DeviceConfig *>::iterator device_config_i;
    for (device_config_i = deviceConfig.begin(); device_config_i != deviceConfig.end(); device_config_i++) {
        DataNode *device_node = devices_node->newChild("device");
        device_config_i->second->save(device_node);
    }

    if (manualDevices.size()) {
        DataNode *manual_node = cfg.rootNode()->newChild("manual_devices");
        for (std::vector<SDRManualDef>::const_iterator i = manualDevices.begin(); i != manualDevices.end(); i++) {
            DataNode *rig_node = manual_node->newChild("device");
            *rig_node->newChild("factory") = i->factory;
            *rig_node->newChild("params") = i->params;
        }
    }
    
#ifdef USE_HAMLIB
    DataNode *rig_node = cfg.rootNode()->newChild("rig");
    *rig_node->newChild("model") = rigModel.load();
    *rig_node->newChild("rate") = rigRate.load();
    *rig_node->newChild("port") = rigPort;
#endif
    
    std::string cfgFileName = getConfigFileName();
    
    if (!cfg.SaveToFileXML(cfgFileName)) {
        std::cout << "Error saving :: configuration file '" << cfgFileName << "' is not writable!" << std::endl;
        return false;
    }

    return true;
}

bool AppConfig::save() {
    DataTree cfg;

    cfg.rootNode()->setName("cubicsdr_config");

    if (winW.load() && winH.load()) {
        DataNode *window_node = cfg.rootNode()->newChild("window");

        *window_node->newChild("x") = winX.load();
        *window_node->newChild("y") = winY.load();
        *window_node->newChild("w") = winW.load();
        *window_node->newChild("h") = winH.load();

        *window_node->newChild("max") = winMax.load();
        *window_node->newChild("theme") = themeId.load();
        *window_node->newChild("snap") = snap.load();
        *window_node->newChild("center_freq") = centerFreq.load();
    }

    DataNode *devices_node = cfg.rootNode()->newChild("devices");

    std::map<std::string, DeviceConfig *>::iterator device_config_i;
    for (device_config_i = deviceConfig.begin(); device_config_i != deviceConfig.end(); device_config_i++) {
        DataNode *device_node = devices_node->newChild("device");
        device_config_i->second->save(device_node);
    }

    std::string cfgFileName = getConfigFileName();

    if (!cfg.SaveToFileXML(cfgFileName)) {
        std::cout << "Error saving :: configuration file '" << cfgFileName << "' is not writable!" << std::endl;
        return false;
    }

    return true;
}

bool AppConfig::load() {
    DataTree cfg;
    std::string cfgFileDir = getConfigDir();

    std::string cfgFileName = getConfigFileName();
    wxFileName cfgFile = wxFileName(cfgFileName);

    if (!cfgFile.Exists()) {
        if (configName.length()) {
            wxFileName baseConfig = wxFileName(getConfigFileName(true));
            if (baseConfig.Exists()) {
                std::string baseConfigFileName = baseConfig.GetFullPath(wxPATH_NATIVE).ToStdString();
                std::cout << "Creating new configuration file '" << cfgFileName << "' by copying '" << baseConfigFileName << "'..";
                wxCopyFile(baseConfigFileName, cfgFileName);
                if (!cfgFile.Exists()) {
                    std::cout << "failed." << std::endl;
                    return true;
                }
                std::cout << "ok." << std::endl;
            } else {
                return true;
            }
        } else {
            return true;
        }
    }

    if (cfgFile.IsFileReadable()) {
        std::cout << "Loading:: configuration file '" << cfgFileName << "'" << std::endl;

        cfg.LoadFromFileXML(cfgFileName);
    } else {
        std::cout << "Error loading:: configuration file '" << cfgFileName << "' is not readable!" << std::endl;
        return false;
    }

    if (cfg.rootNode()->hasAnother("window")) {
        int x,y,w,h;
        int max;

        DataNode *win_node = cfg.rootNode()->getNext("window");

        if (win_node->hasAnother("w") && win_node->hasAnother("h") && win_node->hasAnother("x") && win_node->hasAnother("y")) {
            win_node->getNext("x")->element()->get(x);
            win_node->getNext("y")->element()->get(y);
            win_node->getNext("w")->element()->get(w);
            win_node->getNext("h")->element()->get(h);

            winX.store(x);
            winY.store(y);
            winW.store(w);
            winH.store(h);
        }

        if (win_node->hasAnother("max")) {
            win_node->getNext("max")->element()->get(max);
            winMax.store(max?true:false);
        }

        if (win_node->hasAnother("theme")) {
            int theme;
            win_node->getNext("theme")->element()->get(theme);
            themeId.store(theme);
        }

        if (win_node->hasAnother("snap")) {
            long long snapVal;
            win_node->getNext("snap")->element()->get(snapVal);
            snap.store(snapVal);
        }

        if (win_node->hasAnother("center_freq")) {
            long long freqVal;
            win_node->getNext("center_freq")->element()->get(freqVal);
            centerFreq.store(freqVal);
        }
    }

    if (cfg.rootNode()->hasAnother("devices")) {
        DataNode *devices_node = cfg.rootNode()->getNext("devices");

        while (devices_node->hasAnother("device")) {
            DataNode *device_node = devices_node->getNext("device");
            if (device_node->hasAnother("id")) {
                std::string deviceId;
                device_node->getNext("id")->element()->get(deviceId);

                getDevice(deviceId)->load(device_node);
            }
        }
    }

    return true;
}

bool AppConfig::load() {
    DataTree cfg;
    std::string cfgFileDir = getConfigDir();

    std::string cfgFileName = getConfigFileName();
    wxFileName cfgFile = wxFileName(cfgFileName);

    if (!cfgFile.Exists()) {
        if (configName.length()) {
            wxFileName baseConfig = wxFileName(getConfigFileName(true));
            if (baseConfig.Exists()) {
                std::string baseConfigFileName = baseConfig.GetFullPath(wxPATH_NATIVE).ToStdString();
                std::cout << "Creating new configuration file '" << cfgFileName << "' by copying '" << baseConfigFileName << "'..";
                wxCopyFile(baseConfigFileName, cfgFileName);
                if (!cfgFile.Exists()) {
                    std::cout << "failed." << std::endl;
                    return true;
                }
                std::cout << "ok." << std::endl;
            } else {
                return true;
            }
        } else {
            return true;
        }
    }

    if (cfgFile.IsFileReadable()) {
        std::cout << "Loading:: configuration file '" << cfgFileName << "'" << std::endl;

        cfg.LoadFromFileXML(cfgFileName);
    } else {
        std::cout << "Error loading:: configuration file '" << cfgFileName << "' is not readable!" << std::endl;
        return false;
    }

    if (cfg.rootNode()->hasAnother("window")) {
        int x,y,w,h;
        int max;
        
        DataNode *win_node = cfg.rootNode()->getNext("window");
        
        if (win_node->hasAnother("w") && win_node->hasAnother("h") && win_node->hasAnother("x") && win_node->hasAnother("y")) {
            win_node->getNext("x")->element()->get(x);
            win_node->getNext("y")->element()->get(y);
            win_node->getNext("w")->element()->get(w);
            win_node->getNext("h")->element()->get(h);
            
            winX.store(x);
            winY.store(y);
            winW.store(w);
            winH.store(h);
        }
        
        if (win_node->hasAnother("max")) {
            win_node->getNext("max")->element()->get(max);
            winMax.store(max?true:false);
        }

        if (win_node->hasAnother("theme")) {
            int theme;
            win_node->getNext("theme")->element()->get(theme);
            themeId.store(theme);
        }

        if (win_node->hasAnother("snap")) {
			long long snapVal;
			win_node->getNext("snap")->element()->get(snapVal);
			snap.store(snapVal);
		}

        if (win_node->hasAnother("center_freq")) {
            long long freqVal;
            win_node->getNext("center_freq")->element()->get(freqVal);
            centerFreq.store(freqVal);
        }

        if (win_node->hasAnother("waterfall_lps")) {
            int lpsVal;
            win_node->getNext("waterfall_lps")->element()->get(lpsVal);
            waterfallLinesPerSec.store(lpsVal);
        }
        
        if (win_node->hasAnother("spectrum_avg")) {
            float avgVal;
            win_node->getNext("spectrum_avg")->element()->get(avgVal);
            spectrumAvgSpeed.store(avgVal);
        }
    }
    
    if (cfg.rootNode()->hasAnother("devices")) {
        DataNode *devices_node = cfg.rootNode()->getNext("devices");

        while (devices_node->hasAnother("device")) {
            DataNode *device_node = devices_node->getNext("device");
            if (device_node->hasAnother("id")) {
                std::string deviceId = device_node->getNext("id")->element()->toString();

                getDevice(deviceId)->load(device_node);
            }
//.........这里部分代码省略.........

bool AppConfig::load() {
    DataTree cfg;
    std::string cfgFileDir = getConfigDir();

    std::string cfgFileName = getConfigFileName();
    wxFileName cfgFile = wxFileName(cfgFileName);

    if (!cfgFile.Exists()) {
        if (configName.length()) {
            wxFileName baseConfig = wxFileName(getConfigFileName(true));
            if (baseConfig.Exists()) {
                std::string baseConfigFileName = baseConfig.GetFullPath(wxPATH_NATIVE).ToStdString();
                std::cout << "Creating new configuration file '" << cfgFileName << "' by copying '" << baseConfigFileName << "'..";
                wxCopyFile(baseConfigFileName, cfgFileName);
                if (!cfgFile.Exists()) {
                    std::cout << "failed." << std::endl;
                    return true;
                }
                std::cout << "ok." << std::endl;
            } else {
                return true;
            }
        } else {
            return true;
        }
    }

    if (cfgFile.IsFileReadable()) {
        std::cout << "Loading:: configuration file '" << cfgFileName << "'" << std::endl;

        cfg.LoadFromFileXML(cfgFileName);
    } else {
        std::cout << "Error loading:: configuration file '" << cfgFileName << "' is not readable!" << std::endl;
        return false;
    }

    if (cfg.rootNode()->hasAnother("window")) {
        int x = 0 ,y = 0 ,w = 0 ,h = 0;
        int max = 0 ,tips = 0 ,perf_mode = 0 ,mpc = 0;
        
        DataNode *win_node = cfg.rootNode()->getNext("window");
        
        if (win_node->hasAnother("w") && win_node->hasAnother("h") && win_node->hasAnother("x") && win_node->hasAnother("y")) {

            win_node->getNext("x")->element()->get(x);
            win_node->getNext("y")->element()->get(y);
            win_node->getNext("w")->element()->get(w);
            win_node->getNext("h")->element()->get(h);
            
            winX.store(x);
            winY.store(y);
            winW.store(w);
            winH.store(h);
        }
        
        if (win_node->hasAnother("max")) {
            win_node->getNext("max")->element()->get(max);
            winMax.store(max?true:false);
        }

        if (win_node->hasAnother("tips")) {
            win_node->getNext("tips")->element()->get(tips);
            showTips.store(tips?true:false);
        }

        // default:
        perfMode.store(PERF_NORMAL);

        if (win_node->hasAnother("perf_mode")) {
            win_node->getNext("perf_mode")->element()->get(perf_mode);

            if (perf_mode == (int)PERF_LOW) {
                perfMode.store(PERF_LOW);
            } else if (perf_mode == (int)PERF_HIGH) {
                perfMode.store(PERF_HIGH);
            }
        }
       
        if (win_node->hasAnother("theme")) {
            int theme;
            win_node->getNext("theme")->element()->get(theme);
            themeId.store(theme);
        }

        if (win_node->hasAnother("font_scale")) {
            int fscale;
            win_node->getNext("font_scale")->element()->get(fscale);
            fontScale.store(fscale);
        }

        if (win_node->hasAnother("snap")) {
			long long snapVal;
			win_node->getNext("snap")->element()->get(snapVal);
			snap.store(snapVal);
		}

        if (win_node->hasAnother("center_freq")) {
            long long freqVal;
            win_node->getNext("center_freq")->element()->get(freqVal);
            centerFreq.store(freqVal);
//.........这里部分代码省略.........

bool AppConfig::save() {
    DataTree cfg;

    cfg.rootNode()->setName("cubicsdr_config");
    
    if (winW.load() && winH.load()) {
        DataNode *window_node = cfg.rootNode()->newChild("window");
        
        *window_node->newChild("x") = winX.load();
        *window_node->newChild("y") = winY.load();
        *window_node->newChild("w") = winW.load();
        *window_node->newChild("h") = winH.load();

        *window_node->newChild("max") = winMax.load();
        *window_node->newChild("tips") = showTips.load();
        *window_node->newChild("perf_mode") = (int)perfMode.load();
        *window_node->newChild("theme") = themeId.load();
        *window_node->newChild("font_scale") = fontScale.load();
        *window_node->newChild("snap") = snap.load();
        *window_node->newChild("center_freq") = centerFreq.load();
        *window_node->newChild("waterfall_lps") = waterfallLinesPerSec.load();
        *window_node->newChild("spectrum_avg") = spectrumAvgSpeed.load();
        *window_node->newChild("modemprops_collapsed") = modemPropsCollapsed.load();;
        *window_node->newChild("db_offset") = dbOffset.load();

        *window_node->newChild("main_split") = mainSplit.load();
        *window_node->newChild("vis_split") = visSplit.load();
        *window_node->newChild("bookmark_split") = bookmarkSplit.load();
        *window_node->newChild("bookmark_visible") = bookmarksVisible.load();
    }
    
	//Recording settings:
    DataNode *rec_node = cfg.rootNode()->newChild("recording");
    *rec_node->newChild("path") = recordingPath;
	*rec_node->newChild("squelch") = recordingSquelchOption;
	*rec_node->newChild("file_time_limit") = recordingFileTimeLimitSeconds;
    
    DataNode *devices_node = cfg.rootNode()->newChild("devices");

    std::map<std::string, DeviceConfig *>::iterator device_config_i;
    for (device_config_i = deviceConfig.begin(); device_config_i != deviceConfig.end(); device_config_i++) {
        DataNode *device_node = devices_node->newChild("device");
        device_config_i->second->save(device_node);
    }

    if (manualDevices.size()) {
        DataNode *manual_node = cfg.rootNode()->newChild("manual_devices");
        for (std::vector<SDRManualDef>::const_iterator i = manualDevices.begin(); i != manualDevices.end(); i++) {
            DataNode *rig_node = manual_node->newChild("device");
            *rig_node->newChild("factory") = i->factory;
            *rig_node->newChild("params") = i->params;
        }
    }
    
#ifdef USE_HAMLIB
    DataNode *rig_node = cfg.rootNode()->newChild("rig");
    *rig_node->newChild("enabled") = rigEnabled.load()?1:0;
    *rig_node->newChild("model") = rigModel.load();
    *rig_node->newChild("rate") = rigRate.load();
    *rig_node->newChild("port") = rigPort;
    *rig_node->newChild("control") = rigControlMode.load()?1:0;
    *rig_node->newChild("follow") = rigFollowMode.load()?1:0;
    *rig_node->newChild("center_lock") = rigCenterLock.load()?1:0;
    *rig_node->newChild("follow_modem") = rigFollowModem.load()?1:0;
#endif
    
    std::string cfgFileName = getConfigFileName();
    
    if (!cfg.SaveToFileXML(cfgFileName)) {
        std::cout << "Error saving :: configuration file '" << cfgFileName << "' is not writable!" << std::endl;
        return false;
    }

    return true;
}

bool AppFrame::loadSession(std::string fileName) {
    DataTree l;
    if (!l.LoadFromFileXML(fileName)) {
        return false;
    }

    wxGetApp().getDemodMgr().terminateAll();

    try {
        DataNode *header = l.rootNode()->getNext("header");

        std::string version(*header->getNext("version"));
        long long center_freq = *header->getNext("center_freq");

        std::cout << "Loading " << version << " session file" << std::endl;
        std::cout << "\tCenter Frequency: " << center_freq << std::endl;

        wxGetApp().setFrequency(center_freq);

        DataNode *demodulators = l.rootNode()->getNext("demodulators");

        while (demodulators->hasAnother("demodulator")) {
            DataNode *demod = demodulators->getNext("demodulator");

            if (!demod->hasAnother("bandwidth") || !demod->hasAnother("frequency")) {
                continue;
            }

            long bandwidth = *demod->getNext("bandwidth");
            long long freq = *demod->getNext("frequency");
            int type = demod->hasAnother("type") ? *demod->getNext("type") : DEMOD_TYPE_FM;
            float squelch_level = demod->hasAnother("squelch_level") ? (float) *demod->getNext("squelch_level") : 0;
            int squelch_enabled = demod->hasAnother("squelch_enabled") ? (int) *demod->getNext("squelch_enabled") : 0;
            int stereo = demod->hasAnother("stereo") ? (int) *demod->getNext("stereo") : 0;
            std::string output_device = demod->hasAnother("output_device") ? string(*(demod->getNext("output_device"))) : "";
            float gain = demod->hasAnother("gain") ? (float) *demod->getNext("gain") : 1.0;

            DemodulatorInstance *newDemod = wxGetApp().getDemodMgr().newThread();
            newDemod->setDemodulatorType(type);
            newDemod->setBandwidth(bandwidth);
            newDemod->setFrequency(freq);
            newDemod->setGain(gain);
            newDemod->updateLabel(freq);
            if (squelch_enabled) {
                newDemod->setSquelchEnabled(true);
                newDemod->setSquelchLevel(squelch_level);
            }
            if (stereo) {
                newDemod->setStereo(true);
            }

            bool found_device = false;
            std::map<int, RtAudio::DeviceInfo>::iterator i;
            for (i = outputDevices.begin(); i != outputDevices.end(); i++) {
                if (i->second.name == output_device) {
                    newDemod->setOutputDevice(i->first);
                    found_device = true;
                }
            }

            if (!found_device) {
                std::cout << "\tWarning: named output device '" << output_device << "' was not found. Using default output.";
            }

            newDemod->run();
            newDemod->setActive(false);
            wxGetApp().bindDemodulator(newDemod);

            std::cout << "\tAdded demodulator at frequency " << freq << " type " << type << std::endl;
            std::cout << "\t\tBandwidth: " << bandwidth << std::endl;
            std::cout << "\t\tSquelch Level: " << squelch_level << std::endl;
            std::cout << "\t\tSquelch Enabled: " << (squelch_enabled ? "true" : "false") << std::endl;
            std::cout << "\t\tStereo: " << (stereo ? "true" : "false") << std::endl;
            std::cout << "\t\tOutput Device: " << output_device << std::endl;
        }
    } catch (DataInvalidChildException &e) {
        std::cout << e.what() << std::endl;
        return false;
    } catch (DataTypeMismatchException &e) {
        std::cout << e.what() << std::endl;
        return false;
    }

    currentSessionFile = fileName;

    std::string filePart = fileName.substr(fileName.find_last_of(filePathSeparator) + 1);

    GetStatusBar()->SetStatusText(wxString::Format(wxT("Loaded session file: %s"), currentSessionFile.c_str()));
    SetTitle(wxString::Format(wxT("%s: %s"), CUBICSDR_TITLE, filePart.c_str()));

    return true;
}