org.eclipse.jdt.ui/ui refactoring/org/eclipse/jdt/internal/ui/refactoring/PromoteTempWizard.java - jdt/eclipse.jdt.ui - Git at Google

 /*******************************************************************************
  * Copyright (c) 2000, 2013 IBM Corporation and others.
  *
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
  * which accompanies this distribution, and is available at
  * https://www.eclipse.org/legal/epl-2.0/
  *
  * SPDX-License-Identifier: EPL-2.0
  *
  * Contributors:
  *     IBM Corporation - initial API and implementation
  *******************************************************************************/
 package org.eclipse.jdt.internal.ui.refactoring;

 import org.eclipse.swt.SWT;
 import org.eclipse.swt.events.SelectionAdapter;
 import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
 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.Text;

 import org.eclipse.core.runtime.Assert;

 import org.eclipse.jface.dialogs.Dialog;

 import org.eclipse.jface.text.contentassist.IContentAssistProcessor;

 import org.eclipse.ui.PlatformUI;

 import org.eclipse.ltk.ui.refactoring.RefactoringWizard;
 import org.eclipse.ltk.ui.refactoring.UserInputWizardPage;

 import org.eclipse.jdt.internal.corext.refactoring.code.PromoteTempToFieldRefactoring;

 import org.eclipse.jdt.internal.ui.IJavaHelpContextIds;
 import org.eclipse.jdt.internal.ui.dialogs.TextFieldNavigationHandler;
 import org.eclipse.jdt.internal.ui.refactoring.contentassist.ControlContentAssistHelper;
 import org.eclipse.jdt.internal.ui.refactoring.contentassist.FieldNameProcessor;

 public class PromoteTempWizard extends RefactoringWizard {

 	public PromoteTempWizard(PromoteTempToFieldRefactoring ref) {
 		super(ref, DIALOG_BASED_USER_INTERFACE | PREVIEW_EXPAND_FIRST_NODE);
 		setDefaultPageTitle(RefactoringMessages.ConvertLocalToField_title);
 	}

 	/* non java-doc
 	 * @see RefactoringWizard#addUserInputPages
 	 */
 	@Override
 	protected void addUserInputPages(){
 		addPage(new PromoteTempInputPage());
 	}

 	private static class PromoteTempInputPage extends UserInputWizardPage {

 		private static final String DESCRIPTION = RefactoringMessages.PromoteTempInputPage_description;
 		public static final String PAGE_NAME= "PromoteTempInputPage";//$NON-NLS-1$
 		private static final String[] RADIO_BUTTON_LABELS= {
 							RefactoringMessages.PromoteTempInputPage_Field_declaration,
 							RefactoringMessages.PromoteTempInputPage_Current_method,
 							RefactoringMessages.PromoteTempInputPage_constructors};
 		private static final Integer[] RADIO_BUTTON_DATA= {
 							PromoteTempToFieldRefactoring.INITIALIZE_IN_FIELD,
 							PromoteTempToFieldRefactoring.INITIALIZE_IN_METHOD,
 							PromoteTempToFieldRefactoring.INITIALIZE_IN_CONSTRUCTOR};
 		private Button fDeclareStaticCheckbox;
 		private Button fDeclareFinalCheckbox;
 		private Button[] fInitializeInRadioButtons;
 		private Text fNameField;

 		public PromoteTempInputPage() {
 			super(PAGE_NAME);
 			setDescription(DESCRIPTION);
 		}

 		@Override
 		public void createControl(Composite parent) {
 			Composite result= new Composite(parent, SWT.NONE);
 			setControl(result);
 			GridLayout layout= new GridLayout();
 			layout.numColumns= 2;
 			layout.verticalSpacing= 8;
 			result.setLayout(layout);

 			addFieldNameField(result);
 			addVisibilityControl(result);
 			addInitizeInRadioButtonGroup(result);
 			addDeclareStaticCheckbox(result);
 			addDeclareFinalCheckbox(result);

 			Dialog.applyDialogFont(result);
 			PlatformUI.getWorkbench().getHelpSystem().setHelp(getControl(), IJavaHelpContextIds.PROMOTE_TEMP_TO_FIELD_WIZARD_PAGE);

 			updateStatus();
 		}

 		private void addFieldNameField(Composite result) {
 			Label nameLabel= new Label(result, SWT.NONE);
 			nameLabel.setText(RefactoringMessages.PromoteTempInputPage_Field_name);
 			nameLabel.setLayoutData(new GridData());

 			String[] guessedFieldNames= getPromoteTempRefactoring().guessFieldNames();
 			String firstGuessedFieldName= guessedFieldNames[0];

 			fNameField = new Text(result, SWT.BORDER | SWT.SINGLE);
 			fNameField.setText(firstGuessedFieldName);
 			getPromoteTempRefactoring().setFieldName(firstGuessedFieldName);
 			fNameField.selectAll();
 			fNameField.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
 			fNameField.addModifyListener(e -> {
 				PromoteTempInputPage.this.getPromoteTempRefactoring().setFieldName(fNameField.getText());
 				PromoteTempInputPage.this.updateStatus();
 			});
 			IContentAssistProcessor processor= new FieldNameProcessor(guessedFieldNames, getPromoteTempRefactoring());
 			ControlContentAssistHelper.createTextContentAssistant(fNameField, processor);
 			TextFieldNavigationHandler.install(fNameField);
 		}

 		private void updateStatus() {
 			setPageComplete(getPromoteTempRefactoring().validateInput());
 		}

 		private void addInitizeInRadioButtonGroup(Composite result) {
 			GridData gd;
 			Group initializeIn= new Group(result, SWT.NONE);
 			initializeIn.setText(RefactoringMessages.PromoteTempInputPage_Initialize);
 			initializeIn.setLayout(new GridLayout());
 			gd= new GridData(GridData.FILL_HORIZONTAL);
 			gd.horizontalSpan= 2;
 			initializeIn.setLayoutData(gd);

 			Assert.isTrue(RADIO_BUTTON_LABELS.length == RADIO_BUTTON_DATA.length);
 			fInitializeInRadioButtons= new Button[RADIO_BUTTON_LABELS.length];
 			for (int i= 0; i < RADIO_BUTTON_LABELS.length; i++) {
 				Integer dataItem= RADIO_BUTTON_DATA[i];
 				fInitializeInRadioButtons[i]= new Button(initializeIn, SWT.RADIO);
 				fInitializeInRadioButtons[i].setEnabled(canEnable(dataItem));
 				fInitializeInRadioButtons[i].setText(RADIO_BUTTON_LABELS[i]);
 				fInitializeInRadioButtons[i].setSelection(dataItem.intValue() == getPromoteTempRefactoring().getInitializeIn());
 				fInitializeInRadioButtons[i].setLayoutData(new GridData());
 				fInitializeInRadioButtons[i].setData(dataItem);
 				final int j= i;
 				fInitializeInRadioButtons[i].addSelectionListener(new SelectionAdapter(){
 					@Override
 					public void widgetSelected(SelectionEvent e) {
 						getPromoteTempRefactoring().setInitializeIn(getDataAsInt(fInitializeInRadioButtons[j]));
 						updateButtonsEnablement();
 					}
 				});
 			}
 		}

 		private void updateButtonsEnablement() {
 			fDeclareFinalCheckbox.setEnabled(getPromoteTempRefactoring().canEnableSettingFinal());
 			fDeclareStaticCheckbox.setEnabled(getPromoteTempRefactoring().canEnableSettingStatic());
 			for (Button initializeInRadioButton : fInitializeInRadioButtons) {
 				initializeInRadioButton.setEnabled(canEnable(getDataAsInt(initializeInRadioButton)));
 			}
 		}

 		private static int getDataAsInt(Button button){
 			return ((Integer)button.getData());
 		}

 		private boolean canEnable(int initializeIn){
 			switch(initializeIn){
 				case PromoteTempToFieldRefactoring.INITIALIZE_IN_CONSTRUCTOR:
 					return getPromoteTempRefactoring().canEnableSettingDeclareInConstructors();
 				case PromoteTempToFieldRefactoring.INITIALIZE_IN_FIELD:
 					return getPromoteTempRefactoring().canEnableSettingDeclareInFieldDeclaration();
 				case PromoteTempToFieldRefactoring.INITIALIZE_IN_METHOD:
 					return getPromoteTempRefactoring().canEnableSettingDeclareInMethod();
 				default: Assert.isTrue(false); return false;
 			}
 		}

 		public void addDeclareStaticCheckbox(Composite result) {
 			GridData gd;
 			fDeclareStaticCheckbox= new Button(result, SWT.CHECK);
 			fDeclareStaticCheckbox.setEnabled(getPromoteTempRefactoring().canEnableSettingStatic());
 			fDeclareStaticCheckbox.setSelection(getPromoteTempRefactoring().getDeclareStatic());
 			fDeclareStaticCheckbox.setText(RefactoringMessages.PromoteTempInputPage_declare_static);
 			gd= new GridData(GridData.FILL_HORIZONTAL);
 			gd.horizontalSpan= 2;
 			fDeclareStaticCheckbox.setLayoutData(gd);
 			fDeclareStaticCheckbox.addSelectionListener(new SelectionAdapter(){
 				@Override
 				public void widgetSelected(SelectionEvent e) {
 					getPromoteTempRefactoring().setDeclareStatic(fDeclareStaticCheckbox.getSelection());
 					updateButtonsEnablement();
 				}
 			});
 		}

 		private void addDeclareFinalCheckbox(Composite result) {
 			GridData gd;
 			fDeclareFinalCheckbox= new Button(result, SWT.CHECK);
 			fDeclareFinalCheckbox.setEnabled(getPromoteTempRefactoring().canEnableSettingFinal());
 			fDeclareFinalCheckbox.setSelection(getPromoteTempRefactoring().getDeclareFinal());
 			fDeclareFinalCheckbox.setText(RefactoringMessages.PromoteTempInputPage_declare_final);
 			gd= new GridData(GridData.FILL_HORIZONTAL);
 			gd.horizontalSpan= 2;
 			fDeclareFinalCheckbox.setLayoutData(gd);
 			fDeclareFinalCheckbox.addSelectionListener(new SelectionAdapter(){
 				@Override
 				public void widgetSelected(SelectionEvent e) {
 					getPromoteTempRefactoring().setDeclareFinal(fDeclareFinalCheckbox.getSelection());
 					updateButtonsEnablement();
 				}
 			});
 		}

 		private void addVisibilityControl(Composite result) {
 			int[] availableVisibilities= getPromoteTempRefactoring().getAvailableVisibilities();
 			int currectVisibility= getPromoteTempRefactoring().getVisibility();
 			IVisibilityChangeListener visibilityChangeListener= new IVisibilityChangeListener(){
 				@Override
 				public void visibilityChanged(int newVisibility) {
 					getPromoteTempRefactoring().setVisibility(newVisibility);
 				}

 				@Override
 				public void modifierChanged(int modifier, boolean isChecked) {
 				}
 			};
 			Composite visibilityComposite= InputPageUtil.createVisibilityControl(result, visibilityChangeListener, availableVisibilities, currectVisibility);
 			GridData gd= new GridData(GridData.FILL_HORIZONTAL);
 			gd.horizontalSpan= 2;
 			visibilityComposite.setLayoutData(gd);
 		}

 		private PromoteTempToFieldRefactoring getPromoteTempRefactoring(){
 			return (PromoteTempToFieldRefactoring)getRefactoring();
 		}
 		@Override
 		public void setVisible(boolean visible) {
 			super.setVisible(visible);
 			if (visible && fNameField != null)
 				fNameField.setFocus();
 		}

 	}
 }
	/*******************************************************************************
	* Copyright (c) 2000, 2013 IBM Corporation and others.
	*
	* This program and the accompanying materials
	* are made available under the terms of the Eclipse Public License 2.0
	* which accompanies this distribution, and is available at
	* https://www.eclipse.org/legal/epl-2.0/
	*
	* SPDX-License-Identifier: EPL-2.0
	*
	* Contributors:
	* IBM Corporation - initial API and implementation
	*******************************************************************************/
	package org.eclipse.jdt.internal.ui.refactoring;

	import org.eclipse.swt.SWT;
	import org.eclipse.swt.events.SelectionAdapter;
	import org.eclipse.swt.events.SelectionEvent;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.layout.GridLayout;
	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.Text;

	import org.eclipse.core.runtime.Assert;

	import org.eclipse.jface.dialogs.Dialog;

	import org.eclipse.jface.text.contentassist.IContentAssistProcessor;

	import org.eclipse.ui.PlatformUI;

	import org.eclipse.ltk.ui.refactoring.RefactoringWizard;
	import org.eclipse.ltk.ui.refactoring.UserInputWizardPage;

	import org.eclipse.jdt.internal.corext.refactoring.code.PromoteTempToFieldRefactoring;

	import org.eclipse.jdt.internal.ui.IJavaHelpContextIds;
	import org.eclipse.jdt.internal.ui.dialogs.TextFieldNavigationHandler;
	import org.eclipse.jdt.internal.ui.refactoring.contentassist.ControlContentAssistHelper;
	import org.eclipse.jdt.internal.ui.refactoring.contentassist.FieldNameProcessor;

	public class PromoteTempWizard extends RefactoringWizard {

	public PromoteTempWizard(PromoteTempToFieldRefactoring ref) {
	super(ref, DIALOG_BASED_USER_INTERFACE \| PREVIEW_EXPAND_FIRST_NODE);
	setDefaultPageTitle(RefactoringMessages.ConvertLocalToField_title);
	}

	/* non java-doc
	* @see RefactoringWizard#addUserInputPages
	*/
	@Override
	protected void addUserInputPages(){
	addPage(new PromoteTempInputPage());
	}

	private static class PromoteTempInputPage extends UserInputWizardPage {

	private static final String DESCRIPTION = RefactoringMessages.PromoteTempInputPage_description;
	public static final String PAGE_NAME= "PromoteTempInputPage";//$NON-NLS-1$
	private static final String[] RADIO_BUTTON_LABELS= {
	RefactoringMessages.PromoteTempInputPage_Field_declaration,
	RefactoringMessages.PromoteTempInputPage_Current_method,
	RefactoringMessages.PromoteTempInputPage_constructors};
	private static final Integer[] RADIO_BUTTON_DATA= {
	PromoteTempToFieldRefactoring.INITIALIZE_IN_FIELD,
	PromoteTempToFieldRefactoring.INITIALIZE_IN_METHOD,
	PromoteTempToFieldRefactoring.INITIALIZE_IN_CONSTRUCTOR};
	private Button fDeclareStaticCheckbox;
	private Button fDeclareFinalCheckbox;
	private Button[] fInitializeInRadioButtons;
	private Text fNameField;

	public PromoteTempInputPage() {
	super(PAGE_NAME);
	setDescription(DESCRIPTION);
	}

	@Override
	public void createControl(Composite parent) {
	Composite result= new Composite(parent, SWT.NONE);
	setControl(result);
	GridLayout layout= new GridLayout();
	layout.numColumns= 2;
	layout.verticalSpacing= 8;
	result.setLayout(layout);

	addFieldNameField(result);
	addVisibilityControl(result);
	addInitizeInRadioButtonGroup(result);
	addDeclareStaticCheckbox(result);
	addDeclareFinalCheckbox(result);

	Dialog.applyDialogFont(result);
	PlatformUI.getWorkbench().getHelpSystem().setHelp(getControl(), IJavaHelpContextIds.PROMOTE_TEMP_TO_FIELD_WIZARD_PAGE);

	updateStatus();
	}

	private void addFieldNameField(Composite result) {
	Label nameLabel= new Label(result, SWT.NONE);
	nameLabel.setText(RefactoringMessages.PromoteTempInputPage_Field_name);
	nameLabel.setLayoutData(new GridData());

	String[] guessedFieldNames= getPromoteTempRefactoring().guessFieldNames();
	String firstGuessedFieldName= guessedFieldNames[0];

	fNameField = new Text(result, SWT.BORDER \| SWT.SINGLE);
	fNameField.setText(firstGuessedFieldName);
	getPromoteTempRefactoring().setFieldName(firstGuessedFieldName);
	fNameField.selectAll();
	fNameField.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
	fNameField.addModifyListener(e -> {
	PromoteTempInputPage.this.getPromoteTempRefactoring().setFieldName(fNameField.getText());
	PromoteTempInputPage.this.updateStatus();
	});
	IContentAssistProcessor processor= new FieldNameProcessor(guessedFieldNames, getPromoteTempRefactoring());
	ControlContentAssistHelper.createTextContentAssistant(fNameField, processor);
	TextFieldNavigationHandler.install(fNameField);
	}

	private void updateStatus() {
	setPageComplete(getPromoteTempRefactoring().validateInput());
	}

	private void addInitizeInRadioButtonGroup(Composite result) {
	GridData gd;
	Group initializeIn= new Group(result, SWT.NONE);
	initializeIn.setText(RefactoringMessages.PromoteTempInputPage_Initialize);
	initializeIn.setLayout(new GridLayout());
	gd= new GridData(GridData.FILL_HORIZONTAL);
	gd.horizontalSpan= 2;
	initializeIn.setLayoutData(gd);

	Assert.isTrue(RADIO_BUTTON_LABELS.length == RADIO_BUTTON_DATA.length);
	fInitializeInRadioButtons= new Button[RADIO_BUTTON_LABELS.length];
	for (int i= 0; i < RADIO_BUTTON_LABELS.length; i++) {
	Integer dataItem= RADIO_BUTTON_DATA[i];
	fInitializeInRadioButtons[i]= new Button(initializeIn, SWT.RADIO);
	fInitializeInRadioButtons[i].setEnabled(canEnable(dataItem));
	fInitializeInRadioButtons[i].setText(RADIO_BUTTON_LABELS[i]);
	fInitializeInRadioButtons[i].setSelection(dataItem.intValue() == getPromoteTempRefactoring().getInitializeIn());
	fInitializeInRadioButtons[i].setLayoutData(new GridData());
	fInitializeInRadioButtons[i].setData(dataItem);
	final int j= i;
	fInitializeInRadioButtons[i].addSelectionListener(new SelectionAdapter(){
	@Override
	public void widgetSelected(SelectionEvent e) {
	getPromoteTempRefactoring().setInitializeIn(getDataAsInt(fInitializeInRadioButtons[j]));
	updateButtonsEnablement();
	}
	});
	}
	}

	private void updateButtonsEnablement() {
	fDeclareFinalCheckbox.setEnabled(getPromoteTempRefactoring().canEnableSettingFinal());
	fDeclareStaticCheckbox.setEnabled(getPromoteTempRefactoring().canEnableSettingStatic());
	for (Button initializeInRadioButton : fInitializeInRadioButtons) {
	initializeInRadioButton.setEnabled(canEnable(getDataAsInt(initializeInRadioButton)));
	}
	}

	private static int getDataAsInt(Button button){
	return ((Integer)button.getData());
	}

	private boolean canEnable(int initializeIn){
	switch(initializeIn){
	case PromoteTempToFieldRefactoring.INITIALIZE_IN_CONSTRUCTOR:
	return getPromoteTempRefactoring().canEnableSettingDeclareInConstructors();
	case PromoteTempToFieldRefactoring.INITIALIZE_IN_FIELD:
	return getPromoteTempRefactoring().canEnableSettingDeclareInFieldDeclaration();
	case PromoteTempToFieldRefactoring.INITIALIZE_IN_METHOD:
	return getPromoteTempRefactoring().canEnableSettingDeclareInMethod();
	default: Assert.isTrue(false); return false;
	}
	}

	public void addDeclareStaticCheckbox(Composite result) {
	GridData gd;
	fDeclareStaticCheckbox= new Button(result, SWT.CHECK);
	fDeclareStaticCheckbox.setEnabled(getPromoteTempRefactoring().canEnableSettingStatic());
	fDeclareStaticCheckbox.setSelection(getPromoteTempRefactoring().getDeclareStatic());
	fDeclareStaticCheckbox.setText(RefactoringMessages.PromoteTempInputPage_declare_static);
	gd= new GridData(GridData.FILL_HORIZONTAL);
	gd.horizontalSpan= 2;
	fDeclareStaticCheckbox.setLayoutData(gd);
	fDeclareStaticCheckbox.addSelectionListener(new SelectionAdapter(){
	@Override
	public void widgetSelected(SelectionEvent e) {
	getPromoteTempRefactoring().setDeclareStatic(fDeclareStaticCheckbox.getSelection());
	updateButtonsEnablement();
	}
	});
	}

	private void addDeclareFinalCheckbox(Composite result) {
	GridData gd;
	fDeclareFinalCheckbox= new Button(result, SWT.CHECK);
	fDeclareFinalCheckbox.setEnabled(getPromoteTempRefactoring().canEnableSettingFinal());
	fDeclareFinalCheckbox.setSelection(getPromoteTempRefactoring().getDeclareFinal());
	fDeclareFinalCheckbox.setText(RefactoringMessages.PromoteTempInputPage_declare_final);
	gd= new GridData(GridData.FILL_HORIZONTAL);
	gd.horizontalSpan= 2;
	fDeclareFinalCheckbox.setLayoutData(gd);
	fDeclareFinalCheckbox.addSelectionListener(new SelectionAdapter(){
	@Override
	public void widgetSelected(SelectionEvent e) {
	getPromoteTempRefactoring().setDeclareFinal(fDeclareFinalCheckbox.getSelection());
	updateButtonsEnablement();
	}
	});
	}

	private void addVisibilityControl(Composite result) {
	int[] availableVisibilities= getPromoteTempRefactoring().getAvailableVisibilities();
	int currectVisibility= getPromoteTempRefactoring().getVisibility();
	IVisibilityChangeListener visibilityChangeListener= new IVisibilityChangeListener(){
	@Override
	public void visibilityChanged(int newVisibility) {
	getPromoteTempRefactoring().setVisibility(newVisibility);
	}

	@Override
	public void modifierChanged(int modifier, boolean isChecked) {
	}
	};
	Composite visibilityComposite= InputPageUtil.createVisibilityControl(result, visibilityChangeListener, availableVisibilities, currectVisibility);
	GridData gd= new GridData(GridData.FILL_HORIZONTAL);
	gd.horizontalSpan= 2;
	visibilityComposite.setLayoutData(gd);
	}

	private PromoteTempToFieldRefactoring getPromoteTempRefactoring(){
	return (PromoteTempToFieldRefactoring)getRefactoring();
	}
	@Override
	public void setVisible(boolean visible) {
	super.setVisible(visible);
	if (visible && fNameField != null)
	fNameField.setFocus();
	}

	}
	}