jpa/plugins/org.eclipse.jpt.jpa.ui/src/org/eclipse/jpt/jpa/ui/internal/prefs/JpaPreferencesPage.java - dali/webtools.dali - Git at Google

 /*******************************************************************************
  * Copyright (c) 2008, 2012 Oracle. All rights reserved.
  * This program and the accompanying materials are made available under the
  * terms of the Eclipse Public License v1.0, which accompanies this distribution
  * and is available at http://www.eclipse.org/legal/epl-v10.html.
  *
  * Contributors:
  *     Oracle - initial API and implementation
  ******************************************************************************/
 package org.eclipse.jpt.jpa.ui.internal.prefs;

 import org.eclipse.jface.dialogs.Dialog;
 import org.eclipse.jface.dialogs.IDialogConstants;
 import org.eclipse.jface.preference.IPreferenceStore;
 import org.eclipse.jface.preference.PreferencePage;
 import org.eclipse.jpt.common.utility.internal.StringTools;
 import org.eclipse.jpt.jpa.core.prefs.JpaEntityGenPreferencesManager;
 import org.eclipse.jpt.jpa.core.prefs.JpaJpqlPreferencesManager;
 import org.eclipse.jpt.jpa.ui.JptJpaUiPlugin;
 import org.eclipse.jpt.jpa.ui.internal.JptUiMessages;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.events.SelectionAdapter;
 import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.events.SelectionListener;
 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.Control;
 import org.eclipse.swt.widgets.Group;
 import org.eclipse.swt.widgets.Label;
 import org.eclipse.swt.widgets.Text;
 import org.eclipse.ui.IWorkbench;
 import org.eclipse.ui.IWorkbenchPreferencePage;

 /**
  * This is the root of the JPA preferences hierarchy in the IDE
  * preferences dialog.
  * <p>
  * Structure:
  * <p>
  * JPA<br>
  *  |- Errors/Warnings
  *
  * @version 3.0
  * @since 3.0
  */
 public class JpaPreferencesPage extends PreferencePage
                                 implements IWorkbenchPreferencePage {

 	private boolean lowercase;
 	private Button lowerCaseRadioButton;
 	private boolean matchFirstCharacterCase;
 	private Button matchFirstCharacterCaseCheckBox;
 	private Button upperCaseRadioButton;
 	private Text defaultPackageText;

 	// ********** constructors **********

 	public JpaPreferencesPage() {
 		super();
 	}

 	// ********** overrides **********

 	/**
 	 * {@inheritDoc}
 	 */
 	@Override
 	protected Control createContents(Composite parent) {
 		this.initializeDialogUnits(parent);

 		parent = new Composite(parent, SWT.NONE);
 		GridLayout layout = new GridLayout(1, false);
 		layout.marginWidth = 0;
 		layout.marginHeight = 0;
 		layout.verticalSpacing = this.convertVerticalDLUsToPixels(10);
 		layout.horizontalSpacing = this.convertHorizontalDLUsToPixels(IDialogConstants.HORIZONTAL_SPACING);
 		parent.setLayout(layout);

 		Label description = new Label(parent, SWT.NONE);
 		description.setText(JptUiMessages.JpaPreferencesPage_description);

 		this.addEntityGenGroup(parent);
 		this.addJpqlEditorGroup(parent);

 		Dialog.applyDialogFont(parent);
 		return parent;
 	}

 	/**
 	 * {@inheritDoc}
 	 */
 	@Override
 	protected void performDefaults() {
 		// entitygen prefs
 		String defaultPackage = JpaEntityGenPreferencesManager.getDefaultDefaultPackage();
 		this.setDefaultPackage(defaultPackage);
 		JpaEntityGenPreferencesManager.setDefaultPackageWorkspacePreference(defaultPackage);

 		// jpql identifier prefs
 		this.lowercase = this.isDefaultJpqlIdentifierLowercase();
 		this.matchFirstCharacterCase = this.shouldDefaultMatchFirstCharacterCase();

 		this.lowerCaseRadioButton.setSelection(this.lowercase);
 		this.upperCaseRadioButton.setSelection( ! this.lowercase);
 		this.matchFirstCharacterCaseCheckBox.setSelection(this.matchFirstCharacterCase);

 		super.performDefaults();
 	}

 	/**
 	 * {@inheritDoc}
 	 */
 	@Override
 	public boolean performOk() {
 		// entitygen prefs
 		JpaEntityGenPreferencesManager.setDefaultPackageWorkspacePreference(this.getDefaultPackage());

 		// jpql identifier prefs
 		JpaJpqlPreferencesManager.setIdentifiersCaseWorkspacePreference(this.jpqlIdentifierPreferenceValue());
 		JpaJpqlPreferencesManager.setMatchFirstCharacterCaseWorkspacePreference(this.matchFirstCharacterCase);

 		return super.performOk();
 	}


 	/**
 	 * {@inheritDoc}
 	 */
 	public void init(IWorkbench workbench) {
 		this.migrateLegacyJpqlWorkspacePreferences();

 		this.lowercase = this.shouldUseLowercaseIdentifiers();
 		this.matchFirstCharacterCase = this.shouldMatchFirstCharacterCase();
 	}

 	// ********** internal methods **********

 	private void addEntityGenGroup(Composite parent) {

 		// Entity Gen group box
 		Group group = new Group(parent, SWT.NONE);
 		group.setText(JptUiMessages.JpaPreferencesPage_entityGen);
 		group.setLayout(new GridLayout(2, false));
 		group.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

 		// default package
 		this.buildLabel(group, 1, JptUiMessages.JpaPreferencesPage_entityGen_defaultPackageLabel);
 		this.defaultPackageText = this.buildText(group, 1);
 		this.defaultPackageText.setText(
 			JpaEntityGenPreferencesManager.getDefaultPackageWorkspacePreference());
 	}

 	private void addJpqlEditorGroup(Composite parent) {

 		// JPQL Editing group box
 		Group group = new Group(parent, SWT.NONE);
 		group.setText(JptUiMessages.JpaPreferencesPage_jpqlEditor);
 		group.setLayout(new GridLayout());
 		group.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

 		// Top description
 		Label description = new Label(group, SWT.NONE);
 		description.setText(JptUiMessages.JpaPreferencesPage_jpqlEditor_description);

 		// Uppercase radio button
 		this.lowerCaseRadioButton = new Button(group, SWT.RADIO);
 		this.lowerCaseRadioButton.setText(JptUiMessages.JpaPreferencesPage_jpqlEditor_lowerCaseRadioButton);
 		this.lowerCaseRadioButton.addSelectionListener(this.buildLowercaseSelectionListener());
 		this.lowerCaseRadioButton.setSelection(this.lowercase);

 		// Uppercase radio button
 		this.upperCaseRadioButton = new Button(group, SWT.RADIO);
 		this.upperCaseRadioButton.setText(JptUiMessages.JpaPreferencesPage_jpqlEditor_upperCaseRadioButton);
 		this.upperCaseRadioButton.addSelectionListener(this.buildUppercaseSelectionListener());
 		this.upperCaseRadioButton.setSelection( ! this.lowercase);

 		new Label(group, SWT.NONE);

 		// Match Case of First Letter check box
 		this.matchFirstCharacterCaseCheckBox = new Button(group, SWT.CHECK);
 		this.matchFirstCharacterCaseCheckBox.setText(JptUiMessages.JpaPreferencesPage_jpqlEditor_matchFirstCharacterCaseRadioButton);
 		this.matchFirstCharacterCaseCheckBox.addSelectionListener(buildMatchFirstCharacterCaseSelectionListener());
 		this.matchFirstCharacterCaseCheckBox.setSelection(this.matchFirstCharacterCase);
 	}

 	private SelectionListener buildLowercaseSelectionListener() {
 		return new SelectionAdapter() {
 			@Override
 			public void widgetSelected(SelectionEvent e) {
 				Button button = (Button) e.widget;
 				lowercase = button.getSelection();
 			}
 		};
 	}

 	private SelectionListener buildMatchFirstCharacterCaseSelectionListener() {
 		return new SelectionAdapter() {
 			@Override
 			public void widgetSelected(SelectionEvent e) {
 				Button button = (Button) e.widget;
 				matchFirstCharacterCase = button.getSelection();
 			}
 		};
 	}

 	private SelectionListener buildUppercaseSelectionListener() {
 		return new SelectionAdapter() {
 			@Override
 			public void widgetSelected(SelectionEvent e) {
 				Button button = (Button) e.widget;
 				lowercase = !button.getSelection();
 			}
 		};
 	}

 	private boolean isDefaultJpqlIdentifierLowercase() {
 		String value = JpaJpqlPreferencesManager.getDefaultIdentifiersCase();
 		return JpaJpqlPreferencesManager.JPQL_IDENTIFIER_LOWERCASE_PREF_VALUE.equals(value);
 	}

 	private String jpqlIdentifierPreferenceValue() {
 		return this.lowercase ?
 				JpaJpqlPreferencesManager.JPQL_IDENTIFIER_LOWERCASE_PREF_VALUE :
 				JpaJpqlPreferencesManager.JPQL_IDENTIFIER_UPPERCASE_PREF_VALUE;
 	}

 	private boolean shouldDefaultMatchFirstCharacterCase() {
 		return JpaJpqlPreferencesManager.getDefaultMatchFirstCharacterCase();
 	}

 	private boolean shouldMatchFirstCharacterCase() {
 		return JpaJpqlPreferencesManager.getMatchFirstCharacterCaseWorkspacePreference();
 	}

 	private boolean shouldUseLowercaseIdentifiers() {
 		String value = JpaJpqlPreferencesManager.getIdentifiersCaseWorkspacePreference();
 		return JpaJpqlPreferencesManager.JPQL_IDENTIFIER_LOWERCASE_PREF_VALUE.equals(value);
 	}

 	private String getDefaultPackage() {
 		if(this.defaultPackageText == null) {
 			return null;
 		}
 		return (StringTools.stringIsEmpty(this.defaultPackageText.getText())) ?
 						null :
 						this.defaultPackageText.getText();
 	}

 	private void setDefaultPackage(String defaultPackage) {
 		if(this.defaultPackageText == null) {
 			return;
 		}
 		this.defaultPackageText.setText(defaultPackage);
 	}

 	private void migrateLegacyJpqlWorkspacePreferences() {

 		IPreferenceStore preferences = JptJpaUiPlugin.instance().getPreferenceStore();

 		String legacyCase = preferences.getString(JptJpaUiPlugin.JPQL_IDENTIFIER_CASE_PREF_KEY);
 		boolean legacyMatchFirstCharacterCase = preferences.getBoolean(JptJpaUiPlugin.JPQL_IDENTIFIER_MATCH_FIRST_CHARACTER_CASE_PREF_KEY);

 		if( ! StringTools.stringIsEmpty(legacyCase)) { // value is not empty when legacy preference exist
 			JpaJpqlPreferencesManager.setIdentifiersCaseWorkspacePreference(legacyCase);
 		}
 		if(legacyMatchFirstCharacterCase) { // value is true when legacy preference exist
 			JpaJpqlPreferencesManager.setMatchFirstCharacterCaseWorkspacePreference(legacyMatchFirstCharacterCase);
 		}

 		this.removeLegacyJpqlPreferences();
 	}

 	private void removeLegacyJpqlPreferences() {
 		IPreferenceStore preferences = JptJpaUiPlugin.instance().getPreferenceStore();

 		preferences.setToDefault(JptJpaUiPlugin.JPQL_IDENTIFIER_CASE_PREF_KEY);
 		preferences.setToDefault(JptJpaUiPlugin.JPQL_IDENTIFIER_MATCH_FIRST_CHARACTER_CASE_PREF_KEY);
 	}

 	// ********** UI controls **********

 	private Text buildText(Composite parent, int horizontalSpan) {
 		Text text = new Text(parent, SWT.SINGLE | SWT.BORDER);
 		GridData gridData = new GridData(SWT.FILL, SWT.CENTER, true, false);
 		gridData.horizontalSpan = horizontalSpan;
 		text.setLayoutData(gridData);
 		return text;
 	}

 	private Label buildLabel(Composite parent, int span, String text) {
 		Label label = new Label(parent, SWT.NONE);
 		label.setText(text);
 		GridData gridData = new GridData();
 		gridData.horizontalSpan = span;
 		label.setLayoutData(gridData);
 		return label;
 	}

 }
	/*******************************************************************************
	* Copyright (c) 2008, 2012 Oracle. All rights reserved.
	* This program and the accompanying materials are made available under the
	* terms of the Eclipse Public License v1.0, which accompanies this distribution
	* and is available at http://www.eclipse.org/legal/epl-v10.html.
	*
	* Contributors:
	* Oracle - initial API and implementation
	******************************************************************************/
	package org.eclipse.jpt.jpa.ui.internal.prefs;

	import org.eclipse.jface.dialogs.Dialog;
	import org.eclipse.jface.dialogs.IDialogConstants;
	import org.eclipse.jface.preference.IPreferenceStore;
	import org.eclipse.jface.preference.PreferencePage;
	import org.eclipse.jpt.common.utility.internal.StringTools;
	import org.eclipse.jpt.jpa.core.prefs.JpaEntityGenPreferencesManager;
	import org.eclipse.jpt.jpa.core.prefs.JpaJpqlPreferencesManager;
	import org.eclipse.jpt.jpa.ui.JptJpaUiPlugin;
	import org.eclipse.jpt.jpa.ui.internal.JptUiMessages;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.events.SelectionAdapter;
	import org.eclipse.swt.events.SelectionEvent;
	import org.eclipse.swt.events.SelectionListener;
	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.Control;
	import org.eclipse.swt.widgets.Group;
	import org.eclipse.swt.widgets.Label;
	import org.eclipse.swt.widgets.Text;
	import org.eclipse.ui.IWorkbench;
	import org.eclipse.ui.IWorkbenchPreferencePage;

	/**
	* This is the root of the JPA preferences hierarchy in the IDE
	* preferences dialog.
	* <p>
	* Structure:
	* <p>
	* JPA<br>
	* \|- Errors/Warnings
	*
	* @version 3.0
	* @since 3.0
	*/
	public class JpaPreferencesPage extends PreferencePage
	implements IWorkbenchPreferencePage {

	private boolean lowercase;
	private Button lowerCaseRadioButton;
	private boolean matchFirstCharacterCase;
	private Button matchFirstCharacterCaseCheckBox;
	private Button upperCaseRadioButton;
	private Text defaultPackageText;

	// ******** constructors ********

	public JpaPreferencesPage() {
	super();
	}

	// ******** overrides ********

	/**
	* {@inheritDoc}
	*/
	@Override
	protected Control createContents(Composite parent) {
	this.initializeDialogUnits(parent);

	parent = new Composite(parent, SWT.NONE);
	GridLayout layout = new GridLayout(1, false);
	layout.marginWidth = 0;
	layout.marginHeight = 0;
	layout.verticalSpacing = this.convertVerticalDLUsToPixels(10);
	layout.horizontalSpacing = this.convertHorizontalDLUsToPixels(IDialogConstants.HORIZONTAL_SPACING);
	parent.setLayout(layout);

	Label description = new Label(parent, SWT.NONE);
	description.setText(JptUiMessages.JpaPreferencesPage_description);

	this.addEntityGenGroup(parent);
	this.addJpqlEditorGroup(parent);

	Dialog.applyDialogFont(parent);
	return parent;
	}

	/**
	* {@inheritDoc}
	*/
	@Override
	protected void performDefaults() {
	// entitygen prefs
	String defaultPackage = JpaEntityGenPreferencesManager.getDefaultDefaultPackage();
	this.setDefaultPackage(defaultPackage);
	JpaEntityGenPreferencesManager.setDefaultPackageWorkspacePreference(defaultPackage);

	// jpql identifier prefs
	this.lowercase = this.isDefaultJpqlIdentifierLowercase();
	this.matchFirstCharacterCase = this.shouldDefaultMatchFirstCharacterCase();

	this.lowerCaseRadioButton.setSelection(this.lowercase);
	this.upperCaseRadioButton.setSelection( ! this.lowercase);
	this.matchFirstCharacterCaseCheckBox.setSelection(this.matchFirstCharacterCase);

	super.performDefaults();
	}

	/**
	* {@inheritDoc}
	*/
	@Override
	public boolean performOk() {
	// entitygen prefs
	JpaEntityGenPreferencesManager.setDefaultPackageWorkspacePreference(this.getDefaultPackage());

	// jpql identifier prefs
	JpaJpqlPreferencesManager.setIdentifiersCaseWorkspacePreference(this.jpqlIdentifierPreferenceValue());
	JpaJpqlPreferencesManager.setMatchFirstCharacterCaseWorkspacePreference(this.matchFirstCharacterCase);

	return super.performOk();
	}


	/**
	* {@inheritDoc}
	*/
	public void init(IWorkbench workbench) {
	this.migrateLegacyJpqlWorkspacePreferences();

	this.lowercase = this.shouldUseLowercaseIdentifiers();
	this.matchFirstCharacterCase = this.shouldMatchFirstCharacterCase();
	}

	// ******** internal methods ********

	private void addEntityGenGroup(Composite parent) {

	// Entity Gen group box
	Group group = new Group(parent, SWT.NONE);
	group.setText(JptUiMessages.JpaPreferencesPage_entityGen);
	group.setLayout(new GridLayout(2, false));
	group.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

	// default package
	this.buildLabel(group, 1, JptUiMessages.JpaPreferencesPage_entityGen_defaultPackageLabel);
	this.defaultPackageText = this.buildText(group, 1);
	this.defaultPackageText.setText(
	JpaEntityGenPreferencesManager.getDefaultPackageWorkspacePreference());
	}

	private void addJpqlEditorGroup(Composite parent) {

	// JPQL Editing group box
	Group group = new Group(parent, SWT.NONE);
	group.setText(JptUiMessages.JpaPreferencesPage_jpqlEditor);
	group.setLayout(new GridLayout());
	group.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

	// Top description
	Label description = new Label(group, SWT.NONE);
	description.setText(JptUiMessages.JpaPreferencesPage_jpqlEditor_description);

	// Uppercase radio button
	this.lowerCaseRadioButton = new Button(group, SWT.RADIO);
	this.lowerCaseRadioButton.setText(JptUiMessages.JpaPreferencesPage_jpqlEditor_lowerCaseRadioButton);
	this.lowerCaseRadioButton.addSelectionListener(this.buildLowercaseSelectionListener());
	this.lowerCaseRadioButton.setSelection(this.lowercase);

	// Uppercase radio button
	this.upperCaseRadioButton = new Button(group, SWT.RADIO);
	this.upperCaseRadioButton.setText(JptUiMessages.JpaPreferencesPage_jpqlEditor_upperCaseRadioButton);
	this.upperCaseRadioButton.addSelectionListener(this.buildUppercaseSelectionListener());
	this.upperCaseRadioButton.setSelection( ! this.lowercase);

	new Label(group, SWT.NONE);

	// Match Case of First Letter check box
	this.matchFirstCharacterCaseCheckBox = new Button(group, SWT.CHECK);
	this.matchFirstCharacterCaseCheckBox.setText(JptUiMessages.JpaPreferencesPage_jpqlEditor_matchFirstCharacterCaseRadioButton);
	this.matchFirstCharacterCaseCheckBox.addSelectionListener(buildMatchFirstCharacterCaseSelectionListener());
	this.matchFirstCharacterCaseCheckBox.setSelection(this.matchFirstCharacterCase);
	}

	private SelectionListener buildLowercaseSelectionListener() {
	return new SelectionAdapter() {
	@Override
	public void widgetSelected(SelectionEvent e) {
	Button button = (Button) e.widget;
	lowercase = button.getSelection();
	}
	};
	}

	private SelectionListener buildMatchFirstCharacterCaseSelectionListener() {
	return new SelectionAdapter() {
	@Override
	public void widgetSelected(SelectionEvent e) {
	Button button = (Button) e.widget;
	matchFirstCharacterCase = button.getSelection();
	}
	};
	}

	private SelectionListener buildUppercaseSelectionListener() {
	return new SelectionAdapter() {
	@Override
	public void widgetSelected(SelectionEvent e) {
	Button button = (Button) e.widget;
	lowercase = !button.getSelection();
	}
	};
	}

	private boolean isDefaultJpqlIdentifierLowercase() {
	String value = JpaJpqlPreferencesManager.getDefaultIdentifiersCase();
	return JpaJpqlPreferencesManager.JPQL_IDENTIFIER_LOWERCASE_PREF_VALUE.equals(value);
	}

	private String jpqlIdentifierPreferenceValue() {
	return this.lowercase ?
	JpaJpqlPreferencesManager.JPQL_IDENTIFIER_LOWERCASE_PREF_VALUE :
	JpaJpqlPreferencesManager.JPQL_IDENTIFIER_UPPERCASE_PREF_VALUE;
	}

	private boolean shouldDefaultMatchFirstCharacterCase() {
	return JpaJpqlPreferencesManager.getDefaultMatchFirstCharacterCase();
	}

	private boolean shouldMatchFirstCharacterCase() {
	return JpaJpqlPreferencesManager.getMatchFirstCharacterCaseWorkspacePreference();
	}

	private boolean shouldUseLowercaseIdentifiers() {
	String value = JpaJpqlPreferencesManager.getIdentifiersCaseWorkspacePreference();
	return JpaJpqlPreferencesManager.JPQL_IDENTIFIER_LOWERCASE_PREF_VALUE.equals(value);
	}

	private String getDefaultPackage() {
	if(this.defaultPackageText == null) {
	return null;
	}
	return (StringTools.stringIsEmpty(this.defaultPackageText.getText())) ?
	null :
	this.defaultPackageText.getText();
	}

	private void setDefaultPackage(String defaultPackage) {
	if(this.defaultPackageText == null) {
	return;
	}
	this.defaultPackageText.setText(defaultPackage);
	}

	private void migrateLegacyJpqlWorkspacePreferences() {

	IPreferenceStore preferences = JptJpaUiPlugin.instance().getPreferenceStore();

	String legacyCase = preferences.getString(JptJpaUiPlugin.JPQL_IDENTIFIER_CASE_PREF_KEY);
	boolean legacyMatchFirstCharacterCase = preferences.getBoolean(JptJpaUiPlugin.JPQL_IDENTIFIER_MATCH_FIRST_CHARACTER_CASE_PREF_KEY);

	if( ! StringTools.stringIsEmpty(legacyCase)) { // value is not empty when legacy preference exist
	JpaJpqlPreferencesManager.setIdentifiersCaseWorkspacePreference(legacyCase);
	}
	if(legacyMatchFirstCharacterCase) { // value is true when legacy preference exist
	JpaJpqlPreferencesManager.setMatchFirstCharacterCaseWorkspacePreference(legacyMatchFirstCharacterCase);
	}

	this.removeLegacyJpqlPreferences();
	}

	private void removeLegacyJpqlPreferences() {
	IPreferenceStore preferences = JptJpaUiPlugin.instance().getPreferenceStore();

	preferences.setToDefault(JptJpaUiPlugin.JPQL_IDENTIFIER_CASE_PREF_KEY);
	preferences.setToDefault(JptJpaUiPlugin.JPQL_IDENTIFIER_MATCH_FIRST_CHARACTER_CASE_PREF_KEY);
	}

	// ******** UI controls ********

	private Text buildText(Composite parent, int horizontalSpan) {
	Text text = new Text(parent, SWT.SINGLE \| SWT.BORDER);
	GridData gridData = new GridData(SWT.FILL, SWT.CENTER, true, false);
	gridData.horizontalSpan = horizontalSpan;
	text.setLayoutData(gridData);
	return text;
	}

	private Label buildLabel(Composite parent, int span, String text) {
	Label label = new Label(parent, SWT.NONE);
	label.setText(text);
	GridData gridData = new GridData();
	gridData.horizontalSpan = span;
	label.setLayoutData(gridData);
	return label;
	}

	}