Launcher/Launcher/runtime/dialog/scenes/options/options.js

var options = {
    file: DirBridge.dir.resolve("options.bin"),

    load: function(profiles) {
        LogHelper.debug("Loading options file");
        try {
            tryWithResources(new HInput(IOHelper.newInput(options.file)), options.read);
        } catch (e) {
            LogHelper.error(e);
        }
    },

    save: function() {
        LogHelper.debug("Saving options file");
        try {
            tryWithResources(new HOutput(IOHelper.newOutput(options.file)), options.write);
        } catch (e) {
            LogHelper.error(e);
        }
    },

    read: function(input) {
        var magic = input.readInt();
        if (magic != config.settingsMagic) {
            throw new java.io.IOException("options magic mismatch: " + java.lang.Integer.toString(magic, 16));
        }
        var profilesCount = input.readInt();
        LogHelper.debug("Load options. ProfilesCount %d", profilesCount);
        for (var i = 0; i < profilesCount; i++) {
            var listSize = input.readInt();
            var sortIndex = input.readInt();
            var profile = null;
            settings.lastProfiles.forEach(function(hprofile, i, arr) {
                if (hprofile.getSortIndex() == sortIndex) {
                    profile = hprofile;
                }
            });
            for (var j = 0; j < listSize; j++) {
                var mark = input.readBoolean();
                var modType = OptionalFile.readType(input);
                var modFile = input.readString(0);
                if (mark) {
                    profile.markOptional(modFile, modType);
                    LogHelper.debug("Load options %s marked", modFile);
                } else {
                    profile.unmarkOptional(modFile, modType);
                    LogHelper.debug("Load options %s unmarked", modFile);
                }
            }
        }
    },

    write: function(output) {
        output.writeInt(config.settingsMagic);
        output.writeInt(settings.lastProfiles.length);
        settings.lastProfiles.forEach(function(hprofile, i, arr) {
            var profile = hprofile;
            LogHelper.debug("Save options %s", profile.getTitle());
            var list = profile.getOptional();
            output.writeInt(list.size());
            output.writeInt(profile.getSortIndex());
            list.forEach(function(modFile, j, arr2) {
                output.writeBoolean(modFile.mark);
                modFile.writeType(output);
                output.writeString(modFile.name, 0);
            });
        });
    },

    count: 0,

    update: function() {
        var pane = optionsMenu.lookup("#optionsPane");
        optionsPane = pane;

        var modlist = pane.lookup("#modlist").getContent();
        var nodelist = new java.util.ArrayList;

        modlist.getChildren().forEach(function(node, i, arr) {
            if (node instanceof javafx.scene.control.CheckBox)
                nodelist.add(node);
        });
        nodelist.forEach(function(node, i, arr) {
            modlist.getChildren().remove(node);
        });
        var profile = profilesList[serverHolder.old];
        var list = profile.getOptional();
        var checkBoxList = new java.util.ArrayList;
        list.forEach(function(modFile) {
            var modName = modFile.name,
                modDescription = "",
                subLevel = 1;
            if (!modFile.visible) {
                LogHelper.debug("optionalMod %s hidden", modFile.name);
                return;
            }

            if (modFile.permissions != 0 && ((loginData.permissions.toLong() & modFile.permissions) == 0)) {
                LogHelper.debug("optionalMod %s permissions deny", modFile.name);
                return;
            }
            if (modFile.info != null)
                modDescription = modFile.info;
            if (modFile.subTreeLevel != null && modFile.subTreeLevel > 1)
                subLevel = modFile.subTreeLevel;
            var testMod = new javafx.scene.control.CheckBox(modName);
            testMod.getStyleClass().add("checkboxOpt");

            if (subLevel > 1)
                for (var i = 1; i < subLevel; i++)
                    testMod.setTranslateX(25 * i);

            testMod.setSelected(modFile.mark);
            testMod.setOnAction(function(event) {
                var isSelected = event.getSource().isSelected();
                if (isSelected) {
                    profile.markOptional(modFile);
                    LogHelper.debug("Selected mod %s", modFile.name);
                } else {
                    profile.unmarkOptional(modFile);
                    LogHelper.debug("Unselected mod %s", modFile.name);
                }
                options.update();
            });
            testMod.setFocusTraversable(false);
            checkBoxList.add(testMod);
            testMod.getStyleClass().add("modname");
            if (modDescription != "") {
                textDescr = new javafx.scene.text.Text(modDescription);
                if (subLevel > 1) {
                    for (var i = 1; i < subLevel; i++) {
                        textDescr.setWrappingWidth(620 - (25 * i));
                        textDescr.setTranslateX(25 + (25 * i));
                    }
                } else {
                    textDescr.setWrappingWidth(620);
                    textDescr.setTranslateX(25);
                }
                textDescr.setTextAlignment(javafx.scene.text.TextAlignment.JUSTIFY);
                textDescr.getStyleClass().add("description-text");
                checkBoxList.add(textDescr);
            }
            sep = new javafx.scene.control.Separator();
            sep.getStyleClass().add("separator");
            checkBoxList.add(sep);
        });
        modlist.getChildren().clear();
        modlist.getChildren().addAll(checkBoxList);
    }
};