r/org.eclipse.statet.r.apps/src/org/eclipse/statet/internal/r/apps/ui/launching/AppControlConfigMainTab.java - statet/org.eclipse.statet-r - Git at Google

 /*=============================================================================#
  # Copyright (c) 2017, 2021 Stephan Wahlbrink and others.
  #
  # This program and the accompanying materials are made available under the
  # terms of the Eclipse Public License 2.0 which is available at
  # https://www.eclipse.org/legal/epl-2.0, or the Apache License, Version 2.0
  # which is available at https://www.apache.org/licenses/LICENSE-2.0.
  #
  # SPDX-License-Identifier: EPL-2.0 OR Apache-2.0
  #
  # Contributors:
  #     Stephan Wahlbrink <sw@wahlbrink.eu> - initial API and implementation
  #=============================================================================*/

 package org.eclipse.statet.internal.r.apps.ui.launching;

 import java.util.HashMap;
 import java.util.Map;

 import org.eclipse.core.databinding.DataBindingContext;
 import org.eclipse.core.databinding.UpdateValueStrategy;
 import org.eclipse.core.databinding.observable.Realm;
 import org.eclipse.core.databinding.observable.value.IObservableValue;
 import org.eclipse.core.databinding.observable.value.WritableValue;
 import org.eclipse.core.variables.IStringVariable;
 import org.eclipse.debug.core.ILaunchConfiguration;
 import org.eclipse.debug.core.ILaunchConfigurationWorkingCopy;
 import org.eclipse.jface.databinding.swt.typed.WidgetProperties;
 import org.eclipse.jface.dialogs.Dialog;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.events.SelectionAdapter;
 import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.graphics.Image;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.widgets.Button;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Group;
 import org.eclipse.swt.widgets.Label;
 import org.eclipse.swt.widgets.Menu;
 import org.eclipse.swt.widgets.MenuItem;
 import org.eclipse.swt.widgets.Text;
 import org.eclipse.ui.PlatformUI;

 import org.eclipse.statet.jcommons.lang.NonNullByDefault;
 import org.eclipse.statet.jcommons.lang.Nullable;

 import org.eclipse.statet.ecommons.databinding.core.validation.IntegerValidator;
 import org.eclipse.statet.ecommons.databinding.core.validation.UpdateableErrorValidator;
 import org.eclipse.statet.ecommons.debug.ui.config.LaunchConfigPresets;
 import org.eclipse.statet.ecommons.debug.ui.config.LaunchConfigTabWithPresets;
 import org.eclipse.statet.ecommons.templates.TemplateVariableProcessor;
 import org.eclipse.statet.ecommons.ui.SharedMessages;
 import org.eclipse.statet.ecommons.ui.SharedUIResources;
 import org.eclipse.statet.ecommons.ui.components.CustomizableVariableSelectionDialog;
 import org.eclipse.statet.ecommons.ui.util.LayoutUtils;
 import org.eclipse.statet.ecommons.ui.util.VariableFilterUtils;
 import org.eclipse.statet.ecommons.variables.core.VariableText2;
 import org.eclipse.statet.ecommons.variables.core.VariableTextValidator;
 import org.eclipse.statet.ecommons.variables.core.VariableUtils;

 import org.eclipse.statet.internal.r.apps.ui.Messages;
 import org.eclipse.statet.ltk.ui.sourceediting.SnippetEditor;
 import org.eclipse.statet.ltk.ui.sourceediting.SnippetEditor1;
 import org.eclipse.statet.r.core.RCore;
 import org.eclipse.statet.r.launching.ui.RLaunchingUI;
 import org.eclipse.statet.r.ui.sourceediting.RSourceViewerConfigurator;
 import org.eclipse.statet.r.ui.sourceediting.RTemplateSourceViewerConfigurator;


 @NonNullByDefault
 public class AppControlConfigMainTab extends LaunchConfigTabWithPresets {


 	static void initDefaults(final ILaunchConfigurationWorkingCopy config) {
 		config.setAttribute(AppControlConfigs.START_STOP_BLOCKING_TASKS_MODE_ATTR_NAME, 1);
 	}


 	private final IObservableValue<String> appPathValue;

 	private final IObservableValue<String> appHostValue;
 	private final IObservableValue<@Nullable Integer> appPortValue;

 	private final IObservableValue<Boolean> startStopRunningValue;
 	private final IObservableValue<String> startRSnippetValue;
 	private final IObservableValue<String> stopRSnippetValue;

 //	private ResourceInputComposite appPathControl;

 	private Text sHostControl;
 	private Text sPortControl;

 	private Button startStopRunningControl;
 	private VariableText2 rSnippetVariableResolver;
 	private SnippetEditor startRSnippetEditor;
 	private SnippetEditor stopRSnippetEditor;


 	public AppControlConfigMainTab(final LaunchConfigPresets presets) {

 		final Realm realm= getRealm();
 		this.appHostValue= new WritableValue<>(realm, null, String.class);
 		this.appPortValue= new WritableValue<>(realm, null, Integer.class);
 		this.appPathValue= new WritableValue<>(realm, null, String.class);
 		this.startRSnippetValue= new WritableValue<>(realm, null, String.class);
 		this.startStopRunningValue= new WritableValue<>(realm, null, Boolean.class);
 		this.stopRSnippetValue= new WritableValue<>(realm, null, String.class);

 		setPresets(presets);
 	}


 	@Override
 	public Image getImage() {
 		return SharedUIResources.getImages().get(SharedUIResources.OBJ_MAIN_TAB_ID);
 	}

 	@Override
 	public String getName() {
 		return Messages.Operation_MainTab_name;
 	}


 	@Override
 	public void createControl(final Composite parent) {
 		final Composite mainComposite= new Composite(parent, SWT.NONE);
 		setControl(mainComposite);
 		mainComposite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
 		mainComposite.setLayout(LayoutUtils.newTabGrid(1));

 		addPresetsButton(mainComposite);

 		{	final Composite composite= createAddressSettings(mainComposite);
 			composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
 		}
 		{	final Composite composite= createSnippetSettings(mainComposite);
 			composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
 		}
 		Dialog.applyDialogFont(parent);

 		initBindings();
 	}

 	private Composite createAddressSettings(final Composite parent) {
 		final Group composite= new Group(parent, SWT.NONE);
 		composite.setText(Messages.Operation_MainTab_AppAddress_group);
 		composite.setLayout(LayoutUtils.newGroupGrid(4));

 		{	// Address
 			final Label label= new Label(composite, SWT.LEFT);
 			label.setText(Messages.Operation_MainTab_AppHost_label + ':');
 			label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));

 			final Text text= new Text(composite, SWT.BORDER | SWT.SINGLE | SWT.LEFT);
 			text.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 2, 1));
 			this.sHostControl= text;

 			final Label info= new Label(composite, SWT.LEFT);
 			info.setText(Messages.Operation_AppHost_info);
 			info.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));
 		}
 		{	// Port
 			final Label label= new Label(composite, SWT.LEFT);
 			label.setText(Messages.Operation_MainTab_AppPort_label + ':');
 			label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));

 			final Text number= new Text(composite, SWT.BORDER | SWT.SINGLE | SWT.LEFT);
 			final GridData gd= new GridData(SWT.LEFT, SWT.CENTER, false, false);
 			gd.widthHint= LayoutUtils.hintWidth(number, 5);
 			number.setLayoutData(gd);
 			this.sPortControl= number;

 			final Label info= new Label(composite, SWT.LEFT);
 			info.setText(Messages.Operation_AppPort_info);
 			info.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 2, 1));
 		}

 		return composite;
 	}

 	private Map<String, IStringVariable> createSnippetVariables() {
 		final Map<String, IStringVariable> variables= new HashMap<>();
 		VariableUtils.add(variables, AppControlConfigs.APP_HOST_VAR);
 		VariableUtils.add(variables, AppControlConfigs.APP_PORT_VAR);
 		return variables;
 	}

 	private Composite createSnippetSettings(final Composite parent) {
 		final Group composite= new Group(parent, SWT.NONE);
 		composite.setText(Messages.Operation_MainTab_Start_group);
 		composite.setLayout(LayoutUtils.newGroupGrid(1));

 //		{	final Label label= new Label(composite, SWT.NONE);
 //			label.setText(Messages.Operation_MainTab_AppFolder_label + ' ' +
 //					Messages.Operation_AppFolder_info + ':' );
 //			label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
 //
 //			final ResourceInputComposite input= new ResourceInputComposite(composite,
 //					ResourceInputComposite.STYLE_TEXT,
 //					ResourceInputComposite.MODE_DIRECTORY | ResourceInputComposite.MODE_OPEN
 //							| ResourceInputComposite.MODE_WS_ONLY,
 //					Messages.Operation_MainTab_AppFolder_label );
 //			input.getValidator().setOnEmpty(IStatus.OK);
 //			input.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
 //			this.appPathControl= input;
 //		}

 		this.rSnippetVariableResolver= new VariableText2(createSnippetVariables());

 		{	final Label label= new Label(composite, SWT.NONE);
 			label.setText(Messages.Operation_StartApp_RCode_label + ':');
 			label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));

 			final TemplateVariableProcessor templateVariableProcessor= new TemplateVariableProcessor();
 			final RSourceViewerConfigurator configurator= new RTemplateSourceViewerConfigurator(
 					RCore.getWorkbenchAccess(),
 					templateVariableProcessor );
 			final SnippetEditor1 editor= new SnippetEditor1(configurator, null,
 					PlatformUI.getWorkbench(), RLaunchingUI.LAUNCH_CONFIG_QUALIFIER, true ) {
 				@Override
 				protected void fillToolMenu(final Menu menu) {
 					{	final MenuItem item= new MenuItem(menu, SWT.PUSH);
 						item.setText(SharedMessages.InsertVariable_label);
 						item.addSelectionListener(new SelectionAdapter() {
 							@Override
 							public void widgetSelected(final SelectionEvent e) {
 								final CustomizableVariableSelectionDialog dialog= new CustomizableVariableSelectionDialog(getTextControl().getShell());
 								dialog.addVariableFilter(VariableFilterUtils.EXCLUDE_JAVA_FILTER);
 								dialog.setAdditionals(AppControlConfigMainTab
 										.this.rSnippetVariableResolver.getExtraVariables().values() );
 								if (dialog.open() != Dialog.OK) {
 									return;
 								}
 								final String variable= dialog.getVariableExpression();
 								if (variable == null) {
 									return;
 								}
 								getTextControl().insert(variable);
 								getTextControl().setFocus();
 							}
 						});
 					}
 				}
 			};
 			editor.create(composite, SnippetEditor.DEFAULT_MULTI_LINE_STYLE);
 			final GridData gd= new GridData(SWT.FILL, SWT.FILL, true, true);
 			gd.heightHint= LayoutUtils.hintHeight(editor.getSourceViewer().getTextWidget(), 8);
 			editor.getControl().setLayoutData(gd);
 			this.startRSnippetEditor= editor;
 		}
 		{	final Button button= new Button(composite, SWT.CHECK);
 			button.setText(Messages.Operation_StartApp_StopRunningApp_label);
 			button.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
 			this.startStopRunningControl= button;
 		}
 		LayoutUtils.addSmallFiller(composite, false);
 		{	final Label label= new Label(composite, SWT.NONE);
 			label.setText(Messages.Operation_StopApp_RCode_label + ':');
 			label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));

 			final TemplateVariableProcessor templateVariableProcessor= new TemplateVariableProcessor();
 			final RSourceViewerConfigurator configurator= new RTemplateSourceViewerConfigurator(
 					RCore.getWorkbenchAccess(),
 					templateVariableProcessor );
 			final SnippetEditor1 editor= new SnippetEditor1(configurator, null,
 					PlatformUI.getWorkbench(), RLaunchingUI.LAUNCH_CONFIG_QUALIFIER );
 			editor.create(composite, SnippetEditor.DEFAULT_SINGLE_LINE_STYLE);
 			final GridData gd= new GridData(SWT.FILL, SWT.FILL, true, false);
 			gd.heightHint= LayoutUtils.hintHeight(editor.getSourceViewer().getTextWidget(), 1);
 			editor.getControl().setLayoutData(gd);
 			this.stopRSnippetEditor= editor;
 		}
 		return composite;
 	}


 	@Override
 	protected void addBindings(final DataBindingContext dbc) {
 //		dbc.bindValue(
 //				this.appPathControl.getObservable(),
 //				this.appPathValue,
 //				new UpdateValueStrategy().setAfterGetValidator(this.appPathControl.getValidator()),
 //				null );

 		dbc.bindValue(
 				WidgetProperties.text(SWT.Modify)
 						.observe(this.sHostControl),
 				this.appHostValue );
 		dbc.bindValue(
 				WidgetProperties.text(SWT.Modify)
 						.observe(this.sPortControl),
 				this.appPortValue,
 				new UpdateValueStrategy<String, Integer>()
 						.setAfterGetValidator(
 								new IntegerValidator(0, 65535, true,
 										Messages.Operation_AppPort_error_SpecInvalid_message )),
 				null );

 		dbc.bindValue(
 				WidgetProperties.text(SWT.Modify)
 						.observe(this.startRSnippetEditor.getTextControl()),
 				this.startRSnippetValue,
 				new UpdateValueStrategy<String, String>()
 						.setAfterGetValidator(new UpdateableErrorValidator<>(
 								new VariableTextValidator(
 										this.rSnippetVariableResolver,
 										Messages.Operation_StartApp_RCode_error_SpecInvalid_message ))),
 				null );
 		dbc.bindValue(
 				WidgetProperties.buttonSelection()
 						.observe(this.startStopRunningControl),
 				this.startStopRunningValue );
 		dbc.bindValue(
 				WidgetProperties.text(SWT.Modify)
 						.observe(this.stopRSnippetEditor.getTextControl()),
 				this.stopRSnippetValue );
 	}


 	@Override
 	public void setDefaults(final ILaunchConfigurationWorkingCopy configuration) {
 		initDefaults(configuration);
 	}

 	@Override
 	protected void doInitialize(final ILaunchConfiguration configuration) {
 //		this.appPathValue.setValue(readAttribute(configuration, AppControlConfigs.EXPL_SOURCE_PATH_ATTR_NAME,
 //				"" )); //$NON-NLS-1$

 		{	final String text= readAttribute(configuration,
 					AppControlConfigs.APP_HOST_ATTR_NAME,
 					"" ); //$NON-NLS-1$
 			this.appHostValue.setValue(text);
 		}
 		{	final int port= readAttribute(configuration,
 					AppControlConfigs.APP_PORT_ATTR_NAME,
 					0 );
 			this.appPortValue.setValue((port != 0) ? Integer.valueOf(port) : null);
 		}

 		{	final int mode= readAttribute(configuration,
 					AppControlConfigs.START_STOP_BLOCKING_TASKS_MODE_ATTR_NAME,
 					0 );
 			this.startStopRunningValue.setValue(mode > 0);
 		}
 		{	final String code= readAttribute(configuration,
 					AppControlConfigs.START_R_SNIPPET_CODE_ATTR_NAME,
 					"" ); //$NON-NLS-1$
 			this.startRSnippetValue.setValue(code);
 		}
 		{	final String code= readAttribute(configuration,
 					AppControlConfigs.STOP_R_SNIPPET_CODE_ATTR_NAME,
 					"" ); //$NON-NLS-1$
 			this.stopRSnippetValue.setValue(code);
 		}
 	}

 	@Override
 	protected void doSave(final ILaunchConfigurationWorkingCopy configuration) {
 //		{	final String path= this.appPathValue.getValue();
 //			configuration.setAttribute(AppControlConfig.EXPL_SOURCE_PATH_ATTR_NAME, path);
 //		}

 		{	final String text= this.appHostValue.getValue();
 			configuration.setAttribute(AppControlConfigs.APP_HOST_ATTR_NAME, text);
 		}
 		{	final Integer port= this.appPortValue.getValue();
 			if (port != null) {
 				configuration.setAttribute(AppControlConfigs.APP_PORT_ATTR_NAME, port.intValue());
 			}
 			else {
 				configuration.removeAttribute(AppControlConfigs.APP_PORT_ATTR_NAME);
 			}
 		}

 		{	final int mode= (this.startStopRunningValue.getValue()) ? 1 : 0;
 			configuration.setAttribute(AppControlConfigs.START_STOP_BLOCKING_TASKS_MODE_ATTR_NAME, mode);
 		}
 		{	final String code= this.startRSnippetValue.getValue();
 			configuration.setAttribute(AppControlConfigs.START_R_SNIPPET_CODE_ATTR_NAME, code);
 		}
 		{	final String code= this.stopRSnippetValue.getValue();
 			configuration.setAttribute(AppControlConfigs.STOP_R_SNIPPET_CODE_ATTR_NAME, code);
 		}
 	}

 }
	/*=============================================================================#
	# Copyright (c) 2017, 2021 Stephan Wahlbrink and others.
	#
	# This program and the accompanying materials are made available under the
	# terms of the Eclipse Public License 2.0 which is available at
	# https://www.eclipse.org/legal/epl-2.0, or the Apache License, Version 2.0
	# which is available at https://www.apache.org/licenses/LICENSE-2.0.
	#
	# SPDX-License-Identifier: EPL-2.0 OR Apache-2.0
	#
	# Contributors:
	# Stephan Wahlbrink <sw@wahlbrink.eu> - initial API and implementation
	#=============================================================================*/

	package org.eclipse.statet.internal.r.apps.ui.launching;

	import java.util.HashMap;
	import java.util.Map;

	import org.eclipse.core.databinding.DataBindingContext;
	import org.eclipse.core.databinding.UpdateValueStrategy;
	import org.eclipse.core.databinding.observable.Realm;
	import org.eclipse.core.databinding.observable.value.IObservableValue;
	import org.eclipse.core.databinding.observable.value.WritableValue;
	import org.eclipse.core.variables.IStringVariable;
	import org.eclipse.debug.core.ILaunchConfiguration;
	import org.eclipse.debug.core.ILaunchConfigurationWorkingCopy;
	import org.eclipse.jface.databinding.swt.typed.WidgetProperties;
	import org.eclipse.jface.dialogs.Dialog;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.events.SelectionAdapter;
	import org.eclipse.swt.events.SelectionEvent;
	import org.eclipse.swt.graphics.Image;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.widgets.Button;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.swt.widgets.Group;
	import org.eclipse.swt.widgets.Label;
	import org.eclipse.swt.widgets.Menu;
	import org.eclipse.swt.widgets.MenuItem;
	import org.eclipse.swt.widgets.Text;
	import org.eclipse.ui.PlatformUI;

	import org.eclipse.statet.jcommons.lang.NonNullByDefault;
	import org.eclipse.statet.jcommons.lang.Nullable;

	import org.eclipse.statet.ecommons.databinding.core.validation.IntegerValidator;
	import org.eclipse.statet.ecommons.databinding.core.validation.UpdateableErrorValidator;
	import org.eclipse.statet.ecommons.debug.ui.config.LaunchConfigPresets;
	import org.eclipse.statet.ecommons.debug.ui.config.LaunchConfigTabWithPresets;
	import org.eclipse.statet.ecommons.templates.TemplateVariableProcessor;
	import org.eclipse.statet.ecommons.ui.SharedMessages;
	import org.eclipse.statet.ecommons.ui.SharedUIResources;
	import org.eclipse.statet.ecommons.ui.components.CustomizableVariableSelectionDialog;
	import org.eclipse.statet.ecommons.ui.util.LayoutUtils;
	import org.eclipse.statet.ecommons.ui.util.VariableFilterUtils;
	import org.eclipse.statet.ecommons.variables.core.VariableText2;
	import org.eclipse.statet.ecommons.variables.core.VariableTextValidator;
	import org.eclipse.statet.ecommons.variables.core.VariableUtils;

	import org.eclipse.statet.internal.r.apps.ui.Messages;
	import org.eclipse.statet.ltk.ui.sourceediting.SnippetEditor;
	import org.eclipse.statet.ltk.ui.sourceediting.SnippetEditor1;
	import org.eclipse.statet.r.core.RCore;
	import org.eclipse.statet.r.launching.ui.RLaunchingUI;
	import org.eclipse.statet.r.ui.sourceediting.RSourceViewerConfigurator;
	import org.eclipse.statet.r.ui.sourceediting.RTemplateSourceViewerConfigurator;


	@NonNullByDefault
	public class AppControlConfigMainTab extends LaunchConfigTabWithPresets {


	static void initDefaults(final ILaunchConfigurationWorkingCopy config) {
	config.setAttribute(AppControlConfigs.START_STOP_BLOCKING_TASKS_MODE_ATTR_NAME, 1);
	}


	private final IObservableValue<String> appPathValue;

	private final IObservableValue<String> appHostValue;
	private final IObservableValue<@Nullable Integer> appPortValue;

	private final IObservableValue<Boolean> startStopRunningValue;
	private final IObservableValue<String> startRSnippetValue;
	private final IObservableValue<String> stopRSnippetValue;

	// private ResourceInputComposite appPathControl;

	private Text sHostControl;
	private Text sPortControl;

	private Button startStopRunningControl;
	private VariableText2 rSnippetVariableResolver;
	private SnippetEditor startRSnippetEditor;
	private SnippetEditor stopRSnippetEditor;


	public AppControlConfigMainTab(final LaunchConfigPresets presets) {

	final Realm realm= getRealm();
	this.appHostValue= new WritableValue<>(realm, null, String.class);
	this.appPortValue= new WritableValue<>(realm, null, Integer.class);
	this.appPathValue= new WritableValue<>(realm, null, String.class);
	this.startRSnippetValue= new WritableValue<>(realm, null, String.class);
	this.startStopRunningValue= new WritableValue<>(realm, null, Boolean.class);
	this.stopRSnippetValue= new WritableValue<>(realm, null, String.class);

	setPresets(presets);
	}


	@Override
	public Image getImage() {
	return SharedUIResources.getImages().get(SharedUIResources.OBJ_MAIN_TAB_ID);
	}

	@Override
	public String getName() {
	return Messages.Operation_MainTab_name;
	}


	@Override
	public void createControl(final Composite parent) {
	final Composite mainComposite= new Composite(parent, SWT.NONE);
	setControl(mainComposite);
	mainComposite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
	mainComposite.setLayout(LayoutUtils.newTabGrid(1));

	addPresetsButton(mainComposite);

	{ final Composite composite= createAddressSettings(mainComposite);
	composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
	}
	{ final Composite composite= createSnippetSettings(mainComposite);
	composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
	}
	Dialog.applyDialogFont(parent);

	initBindings();
	}

	private Composite createAddressSettings(final Composite parent) {
	final Group composite= new Group(parent, SWT.NONE);
	composite.setText(Messages.Operation_MainTab_AppAddress_group);
	composite.setLayout(LayoutUtils.newGroupGrid(4));

	{ // Address
	final Label label= new Label(composite, SWT.LEFT);
	label.setText(Messages.Operation_MainTab_AppHost_label + ':');
	label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));

	final Text text= new Text(composite, SWT.BORDER \| SWT.SINGLE \| SWT.LEFT);
	text.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 2, 1));
	this.sHostControl= text;

	final Label info= new Label(composite, SWT.LEFT);
	info.setText(Messages.Operation_AppHost_info);
	info.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));
	}
	{ // Port
	final Label label= new Label(composite, SWT.LEFT);
	label.setText(Messages.Operation_MainTab_AppPort_label + ':');
	label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));

	final Text number= new Text(composite, SWT.BORDER \| SWT.SINGLE \| SWT.LEFT);
	final GridData gd= new GridData(SWT.LEFT, SWT.CENTER, false, false);
	gd.widthHint= LayoutUtils.hintWidth(number, 5);
	number.setLayoutData(gd);
	this.sPortControl= number;

	final Label info= new Label(composite, SWT.LEFT);
	info.setText(Messages.Operation_AppPort_info);
	info.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 2, 1));
	}

	return composite;
	}

	private Map<String, IStringVariable> createSnippetVariables() {
	final Map<String, IStringVariable> variables= new HashMap<>();
	VariableUtils.add(variables, AppControlConfigs.APP_HOST_VAR);
	VariableUtils.add(variables, AppControlConfigs.APP_PORT_VAR);
	return variables;
	}

	private Composite createSnippetSettings(final Composite parent) {
	final Group composite= new Group(parent, SWT.NONE);
	composite.setText(Messages.Operation_MainTab_Start_group);
	composite.setLayout(LayoutUtils.newGroupGrid(1));

	// { final Label label= new Label(composite, SWT.NONE);
	// label.setText(Messages.Operation_MainTab_AppFolder_label + ' ' +
	// Messages.Operation_AppFolder_info + ':' );
	// label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
	//
	// final ResourceInputComposite input= new ResourceInputComposite(composite,
	// ResourceInputComposite.STYLE_TEXT,
	// ResourceInputComposite.MODE_DIRECTORY \| ResourceInputComposite.MODE_OPEN
	// \| ResourceInputComposite.MODE_WS_ONLY,
	// Messages.Operation_MainTab_AppFolder_label );
	// input.getValidator().setOnEmpty(IStatus.OK);
	// input.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
	// this.appPathControl= input;
	// }

	this.rSnippetVariableResolver= new VariableText2(createSnippetVariables());

	{ final Label label= new Label(composite, SWT.NONE);
	label.setText(Messages.Operation_StartApp_RCode_label + ':');
	label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));

	final TemplateVariableProcessor templateVariableProcessor= new TemplateVariableProcessor();
	final RSourceViewerConfigurator configurator= new RTemplateSourceViewerConfigurator(
	RCore.getWorkbenchAccess(),
	templateVariableProcessor );
	final SnippetEditor1 editor= new SnippetEditor1(configurator, null,
	PlatformUI.getWorkbench(), RLaunchingUI.LAUNCH_CONFIG_QUALIFIER, true ) {
	@Override
	protected void fillToolMenu(final Menu menu) {
	{ final MenuItem item= new MenuItem(menu, SWT.PUSH);
	item.setText(SharedMessages.InsertVariable_label);
	item.addSelectionListener(new SelectionAdapter() {
	@Override
	public void widgetSelected(final SelectionEvent e) {
	final CustomizableVariableSelectionDialog dialog= new CustomizableVariableSelectionDialog(getTextControl().getShell());
	dialog.addVariableFilter(VariableFilterUtils.EXCLUDE_JAVA_FILTER);
	dialog.setAdditionals(AppControlConfigMainTab
	.this.rSnippetVariableResolver.getExtraVariables().values() );
	if (dialog.open() != Dialog.OK) {
	return;
	}
	final String variable= dialog.getVariableExpression();
	if (variable == null) {
	return;
	}
	getTextControl().insert(variable);
	getTextControl().setFocus();
	}
	});
	}
	}
	};
	editor.create(composite, SnippetEditor.DEFAULT_MULTI_LINE_STYLE);
	final GridData gd= new GridData(SWT.FILL, SWT.FILL, true, true);
	gd.heightHint= LayoutUtils.hintHeight(editor.getSourceViewer().getTextWidget(), 8);
	editor.getControl().setLayoutData(gd);
	this.startRSnippetEditor= editor;
	}
	{ final Button button= new Button(composite, SWT.CHECK);
	button.setText(Messages.Operation_StartApp_StopRunningApp_label);
	button.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
	this.startStopRunningControl= button;
	}
	LayoutUtils.addSmallFiller(composite, false);
	{ final Label label= new Label(composite, SWT.NONE);
	label.setText(Messages.Operation_StopApp_RCode_label + ':');
	label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));

	final TemplateVariableProcessor templateVariableProcessor= new TemplateVariableProcessor();
	final RSourceViewerConfigurator configurator= new RTemplateSourceViewerConfigurator(
	RCore.getWorkbenchAccess(),
	templateVariableProcessor );
	final SnippetEditor1 editor= new SnippetEditor1(configurator, null,
	PlatformUI.getWorkbench(), RLaunchingUI.LAUNCH_CONFIG_QUALIFIER );
	editor.create(composite, SnippetEditor.DEFAULT_SINGLE_LINE_STYLE);
	final GridData gd= new GridData(SWT.FILL, SWT.FILL, true, false);
	gd.heightHint= LayoutUtils.hintHeight(editor.getSourceViewer().getTextWidget(), 1);
	editor.getControl().setLayoutData(gd);
	this.stopRSnippetEditor= editor;
	}
	return composite;
	}


	@Override
	protected void addBindings(final DataBindingContext dbc) {
	// dbc.bindValue(
	// this.appPathControl.getObservable(),
	// this.appPathValue,
	// new UpdateValueStrategy().setAfterGetValidator(this.appPathControl.getValidator()),
	// null );

	dbc.bindValue(
	WidgetProperties.text(SWT.Modify)
	.observe(this.sHostControl),
	this.appHostValue );
	dbc.bindValue(
	WidgetProperties.text(SWT.Modify)
	.observe(this.sPortControl),
	this.appPortValue,
	new UpdateValueStrategy<String, Integer>()
	.setAfterGetValidator(
	new IntegerValidator(0, 65535, true,
	Messages.Operation_AppPort_error_SpecInvalid_message )),
	null );

	dbc.bindValue(
	WidgetProperties.text(SWT.Modify)
	.observe(this.startRSnippetEditor.getTextControl()),
	this.startRSnippetValue,
	new UpdateValueStrategy<String, String>()
	.setAfterGetValidator(new UpdateableErrorValidator<>(
	new VariableTextValidator(
	this.rSnippetVariableResolver,
	Messages.Operation_StartApp_RCode_error_SpecInvalid_message ))),
	null );
	dbc.bindValue(
	WidgetProperties.buttonSelection()
	.observe(this.startStopRunningControl),
	this.startStopRunningValue );
	dbc.bindValue(
	WidgetProperties.text(SWT.Modify)
	.observe(this.stopRSnippetEditor.getTextControl()),
	this.stopRSnippetValue );
	}


	@Override
	public void setDefaults(final ILaunchConfigurationWorkingCopy configuration) {
	initDefaults(configuration);
	}

	@Override
	protected void doInitialize(final ILaunchConfiguration configuration) {
	// this.appPathValue.setValue(readAttribute(configuration, AppControlConfigs.EXPL_SOURCE_PATH_ATTR_NAME,
	// "" )); //$NON-NLS-1$

	{ final String text= readAttribute(configuration,
	AppControlConfigs.APP_HOST_ATTR_NAME,
	"" ); //$NON-NLS-1$
	this.appHostValue.setValue(text);
	}
	{ final int port= readAttribute(configuration,
	AppControlConfigs.APP_PORT_ATTR_NAME,
	0 );
	this.appPortValue.setValue((port != 0) ? Integer.valueOf(port) : null);
	}

	{ final int mode= readAttribute(configuration,
	AppControlConfigs.START_STOP_BLOCKING_TASKS_MODE_ATTR_NAME,
	0 );
	this.startStopRunningValue.setValue(mode > 0);
	}
	{ final String code= readAttribute(configuration,
	AppControlConfigs.START_R_SNIPPET_CODE_ATTR_NAME,
	"" ); //$NON-NLS-1$
	this.startRSnippetValue.setValue(code);
	}
	{ final String code= readAttribute(configuration,
	AppControlConfigs.STOP_R_SNIPPET_CODE_ATTR_NAME,
	"" ); //$NON-NLS-1$
	this.stopRSnippetValue.setValue(code);
	}
	}

	@Override
	protected void doSave(final ILaunchConfigurationWorkingCopy configuration) {
	// { final String path= this.appPathValue.getValue();
	// configuration.setAttribute(AppControlConfig.EXPL_SOURCE_PATH_ATTR_NAME, path);
	// }

	{ final String text= this.appHostValue.getValue();
	configuration.setAttribute(AppControlConfigs.APP_HOST_ATTR_NAME, text);
	}
	{ final Integer port= this.appPortValue.getValue();
	if (port != null) {
	configuration.setAttribute(AppControlConfigs.APP_PORT_ATTR_NAME, port.intValue());
	}
	else {
	configuration.removeAttribute(AppControlConfigs.APP_PORT_ATTR_NAME);
	}
	}

	{ final int mode= (this.startStopRunningValue.getValue()) ? 1 : 0;
	configuration.setAttribute(AppControlConfigs.START_STOP_BLOCKING_TASKS_MODE_ATTR_NAME, mode);
	}
	{ final String code= this.startRSnippetValue.getValue();
	configuration.setAttribute(AppControlConfigs.START_R_SNIPPET_CODE_ATTR_NAME, code);
	}
	{ final String code= this.stopRSnippetValue.getValue();
	configuration.setAttribute(AppControlConfigs.STOP_R_SNIPPET_CODE_ATTR_NAME, code);
	}
	}

	}