Examples with ReadOnlyBinding org.terasology.rendering.nui.databinding.ReadOnlyBinding used on opensource projects

Example 1 with ReadOnlyBinding

use of org.terasology.rendering.nui.databinding.ReadOnlyBinding in project Terasology by MovingBlocks.

the class CreateGameScreen method initialise.

@Override
@SuppressWarnings("unchecked")
public void initialise() {
    setAnimationSystem(MenuAnimationSystems.createDefaultSwipeAnimation());
    UILabel gameTypeTitle = find("gameTypeTitle", UILabel.class);
    if (gameTypeTitle != null) {
        gameTypeTitle.bindText(new ReadOnlyBinding<String>() {

            @Override
            public String get() {
                if (loadingAsServer) {
                    return translationSystem.translate("${engine:menu#select-multiplayer-game-sub-title}");
                } else {
                    return translationSystem.translate("${engine:menu#select-singleplayer-game-sub-title}");
                }
            }
        });
    }
    final UIText worldName = find("worldName", UIText.class);
    setGameName(worldName);
    final UIText seed = find("seed", UIText.class);
    if (seed != null) {
        seed.setText(new FastRandom().nextString(32));
    }
    final UIDropdownScrollable<Module> gameplay = find("gameplay", UIDropdownScrollable.class);
    gameplay.setOptions(getGameplayModules());
    gameplay.setVisibleOptions(3);
    gameplay.bindSelection(new Binding<Module>() {

        Module selected;

        @Override
        public Module get() {
            return selected;
        }

        @Override
        public void set(Module value) {
            setSelectedGameplayModule(value);
            selected = value;
        }
    });
    gameplay.setOptionRenderer(new StringTextRenderer<Module>() {

        @Override
        public String getString(Module value) {
            return value.getMetadata().getDisplayName().value();
        }

        @Override
        public void draw(Module value, Canvas canvas) {
            canvas.getCurrentStyle().setTextColor(validateModuleDependencies(value.getId()) ? Color.WHITE : Color.RED);
            super.draw(value, canvas);
            canvas.getCurrentStyle().setTextColor(Color.WHITE);
        }
    });
    UILabel gameplayDescription = find("gameplayDescription", UILabel.class);
    gameplayDescription.bindText(new ReadOnlyBinding<String>() {

        @Override
        public String get() {
            Module selectedModule = gameplay.getSelection();
            if (selectedModule != null) {
                return selectedModule.getMetadata().getDescription().value();
            } else {
                return "";
            }
        }
    });
    final UIDropdownScrollable<WorldGeneratorInfo> worldGenerator = find("worldGenerator", UIDropdownScrollable.class);
    if (worldGenerator != null) {
        worldGenerator.bindOptions(new ReadOnlyBinding<List<WorldGeneratorInfo>>() {

            @Override
            public List<WorldGeneratorInfo> get() {
                // grab all the module names and their dependencies
                // This grabs modules from `config.getDefaultModSelection()` which is updated in SelectModulesScreen
                Set<Name> enabledModuleNames = getAllEnabledModuleNames().stream().collect(Collectors.toSet());
                List<WorldGeneratorInfo> result = Lists.newArrayList();
                for (WorldGeneratorInfo option : worldGeneratorManager.getWorldGenerators()) {
                    if (enabledModuleNames.contains(option.getUri().getModuleName())) {
                        result.add(option);
                    }
                }
                return result;
            }
        });
        worldGenerator.setVisibleOptions(3);
        worldGenerator.bindSelection(new Binding<WorldGeneratorInfo>() {

            @Override
            public WorldGeneratorInfo get() {
                // get the default generator from the config. This is likely to have a user triggered selection.
                WorldGeneratorInfo info = worldGeneratorManager.getWorldGeneratorInfo(config.getWorldGeneration().getDefaultGenerator());
                if (info != null && getAllEnabledModuleNames().contains(info.getUri().getModuleName())) {
                    return info;
                }
                // just use the first available generator
                for (WorldGeneratorInfo worldGenInfo : worldGeneratorManager.getWorldGenerators()) {
                    if (getAllEnabledModuleNames().contains(worldGenInfo.getUri().getModuleName())) {
                        set(worldGenInfo);
                        return worldGenInfo;
                    }
                }
                return null;
            }

            @Override
            public void set(WorldGeneratorInfo value) {
                if (value != null) {
                    config.getWorldGeneration().setDefaultGenerator(value.getUri());
                }
            }
        });
        worldGenerator.setOptionRenderer(new StringTextRenderer<WorldGeneratorInfo>() {

            @Override
            public String getString(WorldGeneratorInfo value) {
                if (value != null) {
                    return value.getDisplayName();
                }
                return "";
            }
        });
        final UIButton playButton = find("play", UIButton.class);
        playButton.bindEnabled(new Binding<Boolean>() {

            @Override
            public Boolean get() {
                return validateModuleDependencies(gameplay.getSelection().getId());
            }

            @Override
            public void set(Boolean value) {
                playButton.setEnabled(value);
            }
        });
    }
    WidgetUtil.trySubscribe(this, "close", button -> triggerBackAnimation());
    WidgetUtil.trySubscribe(this, "play", button -> {
        if (worldGenerator.getSelection() == null) {
            MessagePopup errorMessagePopup = getManager().pushScreen(MessagePopup.ASSET_URI, MessagePopup.class);
            if (errorMessagePopup != null) {
                errorMessagePopup.setMessage("No World Generator Selected", "Select a world generator (you may need to activate a mod with a generator first).");
            }
        } else {
            GameManifest gameManifest = new GameManifest();
            gameManifest.setTitle(worldName.getText());
            gameManifest.setSeed(seed.getText());
            DependencyResolver resolver = new DependencyResolver(moduleManager.getRegistry());
            ResolutionResult result = resolver.resolve(config.getDefaultModSelection().listModules());
            if (!result.isSuccess()) {
                MessagePopup errorMessagePopup = getManager().pushScreen(MessagePopup.ASSET_URI, MessagePopup.class);
                if (errorMessagePopup != null) {
                    errorMessagePopup.setMessage("Invalid Module Selection", "Please review your module seleciton and try again");
                }
                return;
            }
            for (Module module : result.getModules()) {
                gameManifest.addModule(module.getId(), module.getVersion());
            }
            // Time at dawn + little offset to spawn in a brighter env.
            float timeOffset = 0.25f + 0.025f;
            WorldInfo worldInfo = new WorldInfo(TerasologyConstants.MAIN_WORLD, gameManifest.getSeed(), (long) (WorldTime.DAY_LENGTH * timeOffset), worldGenerator.getSelection().getUri());
            gameManifest.addWorld(worldInfo);
            gameEngine.changeState(new StateLoading(gameManifest, (loadingAsServer) ? NetworkMode.DEDICATED_SERVER : NetworkMode.NONE));
        }
    });
    UIButton previewSeed = find("previewSeed", UIButton.class);
    ReadOnlyBinding<Boolean> worldGeneratorSelected = new ReadOnlyBinding<Boolean>() {

        @Override
        public Boolean get() {
            return worldGenerator != null && worldGenerator.getSelection() != null;
        }
    };
    previewSeed.bindEnabled(worldGeneratorSelected);
    PreviewWorldScreen screen = getManager().createScreen(PreviewWorldScreen.ASSET_URI, PreviewWorldScreen.class);
    WidgetUtil.trySubscribe(this, "previewSeed", button -> {
        if (screen != null) {
            screen.bindSeed(BindHelper.bindBeanProperty("text", seed, String.class));
            try {
                screen.setEnvironment();
                triggerForwardAnimation(screen);
            } catch (Exception e) {
                String msg = "Unable to load world for a 2D preview:\n" + e.toString();
                getManager().pushScreen(MessagePopup.ASSET_URI, MessagePopup.class).setMessage("Error", msg);
                logger.error("Unable to load world for a 2D preview", e);
            }
        }
    });
    WidgetUtil.trySubscribe(this, "mods", w -> triggerForwardAnimation(SelectModulesScreen.ASSET_URI));
}

Example 2 with ReadOnlyBinding

use of org.terasology.rendering.nui.databinding.ReadOnlyBinding in project Terasology by MovingBlocks.

the class SelectModulesScreen method initialise.

@Override
public void initialise() {
    setAnimationSystem(MenuAnimationSystems.createDefaultSwipeAnimation());
    remoteModuleRegistryUpdater = Executors.newSingleThreadExecutor().submit(moduleManager.getInstallManager().updateRemoteRegistry());
    selectModulesConfig = config.getSelectModulesConfig();
    resolver = new DependencyResolver(moduleManager.getRegistry());
    modulesLookup = Maps.newHashMap();
    sortedModules = Lists.newArrayList();
    for (Name moduleId : moduleManager.getRegistry().getModuleIds()) {
        Module latestVersion = moduleManager.getRegistry().getLatestModuleVersion(moduleId);
        if (!latestVersion.isOnClasspath()) {
            ModuleSelectionInfo info = ModuleSelectionInfo.local(latestVersion);
            modulesLookup.put(info.getMetadata().getId(), info);
            sortedModules.add(info);
        }
    }
    Collections.sort(sortedModules, moduleInfoComparator);
    allSortedModules = new ArrayList<>(sortedModules);
    final UIList<ModuleSelectionInfo> moduleList = find("moduleList", UIList.class);
    if (moduleList != null) {
        moduleList.setList(sortedModules);
        moduleList.setItemRenderer(new AbstractItemRenderer<ModuleSelectionInfo>() {

            public String getString(ModuleSelectionInfo value) {
                return value.getMetadata().getDisplayName().toString();
            }

            @Override
            public void draw(ModuleSelectionInfo value, Canvas canvas) {
                if (isSelectedGameplayModule(value) && value.isValidToSelect()) {
                    canvas.setMode("gameplay");
                } else if (value.isSelected() && value.isExplicitSelection()) {
                    canvas.setMode("enabled");
                } else if (value.isSelected()) {
                    canvas.setMode("dependency");
                } else if (!value.isPresent()) {
                    canvas.setMode("disabled");
                } else if (!value.isValidToSelect()) {
                    canvas.setMode("invalid");
                } else {
                    canvas.setMode("available");
                }
                canvas.drawText(getString(value), canvas.getRegion());
            }

            @Override
            public Vector2i getPreferredSize(ModuleSelectionInfo value, Canvas canvas) {
                String text = getString(value);
                return new Vector2i(canvas.getCurrentStyle().getFont().getWidth(text), canvas.getCurrentStyle().getFont().getLineHeight());
            }
        });
        // ItemActivateEventListener is triggered by double clicking
        moduleList.subscribe((widget, item) -> {
            if (item.isSelected() && moduleList.getSelection().isExplicitSelection()) {
                deselect(item);
            } else if (item.isValidToSelect()) {
                select(item);
            }
        });
        ResettableUIText moduleSearch = find("moduleSearch", ResettableUIText.class);
        if (moduleSearch != null) {
            moduleSearch.subscribe(new TextChangeEventListener() {

                @Override
                public void onTextChange(String oldText, String newText) {
                    filterText(newText);
                }
            });
        }
        final Binding<ModuleMetadata> moduleInfoBinding = new ReadOnlyBinding<ModuleMetadata>() {

            @Override
            public ModuleMetadata get() {
                if (moduleList.getSelection() != null) {
                    return moduleList.getSelection().getMetadata();
                }
                return null;
            }
        };
        UILabel name = find("name", UILabel.class);
        if (name != null) {
            name.bindText(new ReadOnlyBinding<String>() {

                @Override
                public String get() {
                    if (moduleInfoBinding.get() != null) {
                        return moduleInfoBinding.get().getDisplayName().toString();
                    }
                    return "";
                }
            });
        }
        UILabel installedVersion = find("installedVersion", UILabel.class);
        if (installedVersion != null) {
            installedVersion.bindText(new ReadOnlyBinding<String>() {

                @Override
                public String get() {
                    ModuleSelectionInfo sel = moduleList.getSelection();
                    if (sel == null) {
                        return "";
                    }
                    return sel.isPresent() ? sel.getMetadata().getVersion().toString() : translationSystem.translate("${engine:menu#module-version-installed-none}");
                }
            });
        }
        UILabel onlineVersion = find("onlineVersion", UILabel.class);
        if (onlineVersion != null) {
            onlineVersion.bindText(new ReadOnlyBinding<String>() {

                @Override
                public String get() {
                    ModuleSelectionInfo sel = moduleList.getSelection();
                    if (sel == null) {
                        return "";
                    }
                    return (sel.getOnlineVersion() != null) ? sel.getOnlineVersion().getVersion().toString() : "none";
                }
            });
        }
        UILabel description = find("description", UILabel.class);
        if (description != null) {
            description.bindText(new ReadOnlyBinding<String>() {

                @Override
                public String get() {
                    ModuleMetadata moduleMetadata = moduleInfoBinding.get();
                    if (moduleMetadata != null) {
                        String dependenciesNames;
                        List<DependencyInfo> dependencies = moduleMetadata.getDependencies();
                        if (dependencies != null && dependencies.size() > 0) {
                            dependenciesNames = translationSystem.translate("${engine:menu#module-dependencies-exist}") + ":" + '\n';
                            for (DependencyInfo dependency : dependencies) {
                                dependenciesNames += "   " + dependency.getId().toString() + '\n';
                            }
                        } else {
                            dependenciesNames = translationSystem.translate("${engine:menu#module-dependencies-empty}") + ".";
                        }
                        return moduleMetadata.getDescription().toString() + '\n' + '\n' + dependenciesNames;
                    }
                    return "";
                }
            });
        }
        UILabel status = find("status", UILabel.class);
        if (status != null) {
            status.bindText(new ReadOnlyBinding<String>() {

                @Override
                public String get() {
                    ModuleSelectionInfo info = moduleList.getSelection();
                    if (info != null) {
                        if (isSelectedGameplayModule(info)) {
                            return translationSystem.translate("${engine:menu#module-status-activegameplay}");
                        } else if (info.isSelected() && info.isExplicitSelection()) {
                            return translationSystem.translate("${engine:menu#module-status-activated}");
                        } else if (info.isSelected()) {
                            return translationSystem.translate("${engine:menu#module-status-dependency}");
                        } else if (!info.isPresent()) {
                            return translationSystem.translate("${engine:menu#module-status-notpresent}");
                        } else if (info.isValidToSelect()) {
                            return translationSystem.translate("${engine:menu#module-status-available}");
                        } else {
                            return translationSystem.translate("${engine:menu#module-status-error}");
                        }
                    }
                    return "";
                }
            });
        }
        UIButton toggleActivate = find("toggleActivation", UIButton.class);
        if (toggleActivate != null) {
            toggleActivate.subscribe(button -> {
                ModuleSelectionInfo info = moduleList.getSelection();
                if (info != null) {
                    // Toggle
                    if (info.isSelected() && info.isExplicitSelection()) {
                        deselect(info);
                    } else if (info.isValidToSelect()) {
                        select(info);
                    }
                }
            });
            toggleActivate.bindEnabled(new ReadOnlyBinding<Boolean>() {

                @Override
                public Boolean get() {
                    ModuleSelectionInfo info = moduleList.getSelection();
                    return info != null && info.isPresent() && !isSelectedGameplayModule(info) && (info.isSelected() || info.isValidToSelect());
                }
            });
            toggleActivate.bindText(new ReadOnlyBinding<String>() {

                @Override
                public String get() {
                    if (moduleList.getSelection() != null) {
                        if (moduleList.getSelection().isExplicitSelection()) {
                            return translationSystem.translate("${engine:menu#deactivate-module}");
                        } else {
                            return translationSystem.translate("${engine:menu#activate-module}");
                        }
                    }
                    // button should be disabled
                    return translationSystem.translate("${engine:menu#activate-module}");
                }
            });
        }
        UIButton downloadButton = find("download", UIButton.class);
        if (downloadButton != null) {
            downloadButton.subscribe(button -> {
                if (moduleList.getSelection() != null) {
                    ModuleSelectionInfo info = moduleList.getSelection();
                    startDownloadingNewestModulesRequiredFor(info);
                }
            });
            downloadButton.bindEnabled(new ReadOnlyBinding<Boolean>() {

                @Override
                public Boolean get() {
                    try {
                        return moduleList.getSelection().getOnlineVersion() != null;
                    } catch (NullPointerException e) {
                        return false;
                    }
                }
            });
            downloadButton.bindText(new ReadOnlyBinding<String>() {

                @Override
                public String get() {
                    ModuleSelectionInfo info = moduleList.getSelection();
                    if (info != null && !info.isPresent()) {
                        return translationSystem.translate("${engine:menu#download-module}");
                    } else {
                        return translationSystem.translate("${engine:menu#update-module}");
                    }
                }
            });
        }
        UIButton disableAll = find("disableAll", UIButton.class);
        if (disableAll != null) {
            disableAll.subscribe(button -> sortedModules.stream().filter(info -> info.isSelected() && info.isExplicitSelection()).forEach(this::deselect));
        }
        localOnlyCheckbox = find("localOnly", UICheckbox.class);
        localOnlyCheckbox.bindChecked(new Binding<Boolean>() {

            @Override
            public Boolean get() {
                filterText(moduleSearch.getText());
                prepareModuleList(selectModulesConfig.isChecked());
                return selectModulesConfig.isChecked();
            }

            @Override
            public void set(Boolean value) {
                selectModulesConfig.setIsChecked(value);
                filterText(moduleSearch.getText());
                prepareModuleList(value);
            }
        });
    }
    WidgetUtil.trySubscribe(this, "close", button -> triggerBackAnimation());
}

Example 3 with ReadOnlyBinding

use of org.terasology.rendering.nui.databinding.ReadOnlyBinding in project Terasology by MovingBlocks.

the class JoinGameScreen method bindCustomButtons.

private void bindCustomButtons() {
    UIList<?> customServerList = find("customServerList", UIList.class);
    ReadOnlyBinding<Boolean> localSelectedServerOnly = new ReadOnlyBinding<Boolean>() {

        @Override
        public Boolean get() {
            return customServerList.getSelection() != null;
        }
    };
    UIButton add = find("add", UIButton.class);
    if (add != null) {
        add.subscribe(button -> {
            AddServerPopup popup = getManager().pushScreen(AddServerPopup.ASSET_URI, AddServerPopup.class);
            // select the entry if added successfully
            popup.onSuccess(item -> {
                config.getNetwork().addServerInfo(item);
                visibleList.setSelection(item);
            });
        });
    }
    UIButton edit = find("edit", UIButton.class);
    if (edit != null) {
        edit.bindEnabled(localSelectedServerOnly);
        edit.subscribe(button -> {
            AddServerPopup popup = getManager().pushScreen(AddServerPopup.ASSET_URI, AddServerPopup.class);
            ServerInfo info = visibleList.getSelection();
            popup.setServerInfo(info);
            // editing invalidates the currently known info, so query it again
            popup.onSuccess(item -> extInfo.put(item, infoService.requestInfo(item.getAddress(), item.getPort())));
        });
    }
    UIButton removeButton = find("remove", UIButton.class);
    if (removeButton != null) {
        removeButton.bindEnabled(localSelectedServerOnly);
        removeButton.subscribe(button -> {
            ServerInfo info = visibleList.getSelection();
            if (info != null) {
                config.getNetwork().removeServerInfo(info);
                extInfo.remove(info);
                visibleList.setSelection(null);
            }
        });
    }
    UILabel downloadLabel = find("download", UILabel.class);
    if (downloadLabel != null) {
        downloadLabel.bindText(new ReadOnlyBinding<String>() {

            @Override
            public String get() {
                return translationSystem.translate(downloader.getStatus());
            }
        });
    }
}

Example 4 with ReadOnlyBinding

use of org.terasology.rendering.nui.databinding.ReadOnlyBinding in project Terasology by MovingBlocks.

the class JoinGameScreen method bindInfoLabels.

private void bindInfoLabels() {
    final ReadOnlyBinding<ServerInfo> infoBinding = new ReadOnlyBinding<ServerInfo>() {

        @Override
        public ServerInfo get() {
            return visibleList.getSelection();
        }
    };
    UILabel name = find("name", UILabel.class);
    if (name != null) {
        name.bindText(BindHelper.bindBoundBeanProperty("name", infoBinding, ServerInfo.class, String.class));
    }
    UILabel owner = find("owner", UILabel.class);
    if (owner != null) {
        owner.bindText(BindHelper.bindBoundBeanProperty("owner", infoBinding, ServerInfo.class, String.class));
    }
    UILabel address = find("address", UILabel.class);
    if (address != null) {
        address.bindText(BindHelper.bindBoundBeanProperty("address", infoBinding, ServerInfo.class, String.class));
    }
    UILabel port = find("port", UILabel.class);
    if (port != null) {
        port.bindText(new IntToStringBinding(BindHelper.bindBoundBeanProperty("port", infoBinding, ServerInfo.class, int.class)));
    }
    UILabel onlinePlayers = find("onlinePlayers", UILabel.class);
    onlinePlayers.bindText(new ReadOnlyBinding<String>() {

        @Override
        public String get() {
            Future<ServerInfoMessage> info = extInfo.get(visibleList.getSelection());
            if (info != null) {
                if (info.isDone()) {
                    return getOnlinePlayersText(info);
                } else {
                    return translationSystem.translate("${engine:menu#join-server-requested}");
                }
            }
            return null;
        }
    });
    UILabel modules = find("modules", UILabel.class);
    modules.bindText(new ReadOnlyBinding<String>() {

        @Override
        public String get() {
            Future<ServerInfoMessage> info = extInfo.get(visibleList.getSelection());
            if (info != null) {
                if (info.isDone()) {
                    return getModulesText(info);
                } else {
                    return translationSystem.translate("${engine:menu#join-server-requested}");
                }
            }
            return null;
        }
    });
    UILabel worlds = find("worlds", UILabel.class);
    worlds.bindText(new ReadOnlyBinding<String>() {

        @Override
        public String get() {
            Future<ServerInfoMessage> info = extInfo.get(visibleList.getSelection());
            if (info != null) {
                if (info.isDone()) {
                    return getWorldText(info);
                } else {
                    return translationSystem.translate("${engine:menu#join-server-requested}");
                }
            }
            return null;
        }
    });
    UIButton joinButton = find("join", UIButton.class);
    if (joinButton != null) {
        joinButton.bindEnabled(new ReadOnlyBinding<Boolean>() {

            @Override
            public Boolean get() {
                return infoBinding.get() != null;
            }
        });
        joinButton.subscribe(button -> {
            config.save();
            ServerInfo item = infoBinding.get();
            if (item != null) {
                join(item.getAddress(), item.getPort());
            }
        });
    }
    UIButton refreshButton = find("refresh", UIButton.class);
    if (refreshButton != null) {
        refreshButton.bindEnabled(new ReadOnlyBinding<Boolean>() {

            @Override
            public Boolean get() {
                return visibleList.getSelection() != null;
            }
        });
        refreshButton.subscribe(button -> {
            refresh();
        });
    }
}

Example 5 with ReadOnlyBinding

use of org.terasology.rendering.nui.databinding.ReadOnlyBinding in project Terasology by MovingBlocks.

the class BehaviorEditorScreen method initialise.

@Override
public void initialise() {
    entityProperties = find("entity_properties", PropertyLayout.class);
    behaviorEditor = find("tree", BehaviorEditor.class);
    properties = find("properties", PropertyLayout.class);
    selectTree = find("select_tree", UIDropdown.class);
    selectEntity = find("select_entity", UIDropdown.class);
    palette = find("palette", UIList.class);
    behaviorEditor.initialize(context);
    behaviorEditor.bindSelection(new Binding<RenderableNode>() {

        private PropertyProvider provider = new PropertyProvider();

        @Override
        public RenderableNode get() {
            return selectedNode;
        }

        @Override
        public void set(RenderableNode value) {
            onNodeSelected(value, provider);
        }
    });
    Binding<List<BehaviorTree>> treeBinding = new ReadOnlyBinding<List<BehaviorTree>>() {

        @Override
        public List<BehaviorTree> get() {
            return behaviorSystem.getTrees();
        }
    };
    selectTree.bindOptions(treeBinding);
    providerFactory.register("behaviorTrees", treeBinding);
    selectTree.bindSelection(new Binding<BehaviorTree>() {

        @Override
        public BehaviorTree get() {
            return behaviorEditor.getTree();
        }

        @Override
        public void set(BehaviorTree value) {
            onTreeSelected(value);
        }
    });
    selectEntity.bindOptions(new ReadOnlyBinding<List<Interpreter>>() {

        @Override
        public List<Interpreter> get() {
            return behaviorSystem.getInterpreters();
        }
    });
    selectEntity.bindSelection(new Binding<Interpreter>() {

        private PropertyProvider provider = new PropertyProvider();

        @Override
        public Interpreter get() {
            return selectedInterpreter;
        }

        @Override
        public void set(Interpreter value) {
            onEntitySelected(value, provider);
        }
    });
    palette.bindSelection(new Binding<BehaviorNodeComponent>() {

        @Override
        public BehaviorNodeComponent get() {
            return null;
        }

        @Override
        public void set(BehaviorNodeComponent value) {
            onPaletteSelected(value);
        }
    });
    palette.bindList(new ReadOnlyBinding<List<BehaviorNodeComponent>>() {

        @Override
        public List<BehaviorNodeComponent> get() {
            return paletteItems;
        }
    });
    palette.setItemRenderer(new ToStringTextRenderer<BehaviorNodeComponent>() {

        @Override
        public String getTooltip(BehaviorNodeComponent value) {
            return value.description;
        }
    });
    WidgetUtil.trySubscribe(this, "copy", button -> onCopyPressed());
    WidgetUtil.trySubscribe(this, "layout", button -> onLayoutPressed());
    WidgetUtil.trySubscribe(this, "new", button -> onNewPressed());
    WidgetUtil.trySubscribe(this, "assign", button -> onAssignPressed());
    WidgetUtil.trySubscribe(this, "remove", button -> onRemovePressed());
    WidgetUtil.trySubscribe(this, "debug_run", button -> {
        if (selectedInterpreter != null) {
            selectedInterpreter.run();
        }
    });
    WidgetUtil.trySubscribe(this, "debug_pause", button -> {
        if (selectedInterpreter != null) {
            selectedInterpreter.pause();
        }
    });
    WidgetUtil.trySubscribe(this, "debug_reset", button -> {
        if (selectedInterpreter != null) {
            selectedInterpreter.reset();
        }
    });
    WidgetUtil.trySubscribe(this, "debug_step", button -> {
        if (selectedInterpreter != null) {
            selectedInterpreter.tick(0.1f);
        }
    });
    paletteItems = findPaletteItems();
}