Java tutorial
// ============================================================================ // // Copyright (C) 2006-2017 Talend Inc. - www.talend.com // // This source code is available under agreement available at // %InstallDIR%\features\org.talend.rcp.branding.%PRODUCTNAME%\%PRODUCTNAME%license.txt // // You should have received a copy of the agreement // along with this program; if not, write to Talend SA // 9 rue Pages 92150 Suresnes, France // // ============================================================================ package com.amalto.workbench.dialogs; import java.util.Iterator; import java.util.List; import org.eclipse.emf.common.util.EList; import org.eclipse.jface.dialogs.Dialog; import org.eclipse.jface.dialogs.IDialogConstants; import org.eclipse.swt.SWT; import org.eclipse.swt.events.ModifyEvent; import org.eclipse.swt.events.ModifyListener; 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.Label; import org.eclipse.swt.widgets.Shell; import org.eclipse.swt.widgets.Text; import org.eclipse.xsd.XSDComplexTypeDefinition; import org.eclipse.xsd.XSDElementDeclaration; import org.eclipse.xsd.XSDSchema; import org.eclipse.xsd.XSDSimpleTypeDefinition; import org.eclipse.xsd.XSDTypeDefinition; import com.amalto.workbench.i18n.Messages; import com.amalto.workbench.utils.Util; import com.amalto.workbench.utils.XSDUtil; import com.amalto.workbench.widgets.ConceptComposite; import com.amalto.workbench.widgets.ElementComposite; /** * this class is to represent the concept or element creation dialog * * @author fliu * */ public class NewConceptOrElementDialog extends Dialog implements ModifyListener, SelectionListener { private Text typeNameText = null; private Label infoLabel = null; private Button complexTypeBtn, simpleTypeBtn; protected List<String> customTypes = null; protected List<String> builtInTypes = null; private SelectionListener caller = null; private String typeName = "";//$NON-NLS-1$ private String title = "";//$NON-NLS-1$ private ConceptComposite conceptPanel = null; private ElementComposite elemPanel = null; private XSDSchema schema; public NewConceptOrElementDialog(SelectionListener caller, Shell parentShell, XSDSchema sa, String title, List<String> customTypes, List<String> builtInTypes) { super(parentShell); this.caller = caller; this.title = title; this.customTypes = customTypes; this.builtInTypes = builtInTypes; schema = sa; } @Override protected Control createDialogArea(Composite parent) { parent.getShell().setText(title); Composite composite = (Composite) super.createDialogArea(parent); GridLayout layout = (GridLayout) composite.getLayout(); layout.numColumns = 2; Label typeNameLabel = new Label(composite, SWT.NONE); typeNameLabel.setLayoutData(new GridData(SWT.LEFT, SWT.FILL, false, true, 1, 1)); typeNameLabel.setText(Messages.NewConceptOrElementDialog_Name); typeNameText = new Text(composite, SWT.SINGLE | SWT.BORDER); typeNameText.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, true, 1, 1)); typeNameText.addModifyListener(this); typeNameText.setFocus(); complexTypeBtn = new Button(composite, SWT.RADIO); complexTypeBtn.setLayoutData(new GridData(SWT.LEFT, SWT.FILL, false, true, 2, 1)); complexTypeBtn.setText(Messages.NewConceptOrElementDialog_ComplexType); complexTypeBtn.setSelection(true); complexTypeBtn.addSelectionListener(this); conceptPanel = new ConceptComposite(composite, true, Util.getComplexTypes(schema), false); simpleTypeBtn = new Button(composite, SWT.RADIO); simpleTypeBtn.setText(Messages.NewConceptOrElementDialog_SimpleType); simpleTypeBtn.setLayoutData(new GridData(SWT.LEFT, SWT.FILL, false, true, 2, 1)); simpleTypeBtn.addSelectionListener(this); elemPanel = new ElementComposite(conceptPanel.getComposite(), customTypes, builtInTypes, null, true); composite = elemPanel.getComposite(); elemPanel.addModifyListener(this); infoLabel = new Label(composite, SWT.NONE); infoLabel.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 2, 1)); conceptPanel.getTypeCombo().addModifyListener(this); elemPanel.getTypeCombo().addModifyListener(this); maskTypeWidgets(); return composite; } @Override protected void createButtonsForButtonBar(Composite parent) { super.createButtonsForButtonBar(parent); getButton(IDialogConstants.OK_ID).setEnabled(false); getButton(IDialogConstants.OK_ID).addSelectionListener(this.caller); } @Override protected void okPressed() { boolean valid = true; typeName = typeNameText.getText().trim(); getButton(IDialogConstants.OK_ID).setData("dialog", NewConceptOrElementDialog.this);//$NON-NLS-1$ // no close let Action Handler handle it } public void modifyText(ModifyEvent e) { // if (e != null && e.widget == typeNameText) { // conceptPanel.setText(typeNameText.getText() + "Type"); // } if (typeNameText.getText().trim().equals("")) {//$NON-NLS-1$ infoLabel.setText(Messages.NewConceptOrElementDialog_ElementNamecannotbeEmpty); getButton(IDialogConstants.OK_ID).setEnabled(false); return; } else if (typeNameText.getText().replaceAll("\\s", "").length() != typeNameText.getText().length()) {//$NON-NLS-1$//$NON-NLS-2$ infoLabel.setText(Messages.NewConceptOrElementDialog_NameCannotContainEmpty); getButton(IDialogConstants.OK_ID).setEnabled(false); return; } else if (!XSDUtil.isValidatedXSDName(typeNameText.getText().trim())) { infoLabel.setText(Messages.InvalidName_Message); getButton(IDialogConstants.OK_ID).setEnabled(false); return; } else if (simpleTypeBtn.getSelection() && (elemPanel.getText().trim().equals("") //$NON-NLS-1$ || elemPanel.getText().replaceAll("\\s", "").length() != elemPanel//$NON-NLS-1$//$NON-NLS-2$ .getText().length())) { infoLabel.setText(Messages.NewConceptOrElementDialog_ComboValueCannotbeEmptyOrXX); getButton(IDialogConstants.OK_ID).setEnabled(false); return; } else if (complexTypeBtn.getSelection() && !conceptPanel.getText().trim().equals("")//$NON-NLS-1$ && conceptPanel.getText().replaceAll("\\s", "").length() != conceptPanel.getText().length()) {//$NON-NLS-1$//$NON-NLS-2$ infoLabel.setText(Messages.NewConceptOrElementDialog_ComboValueCannotbeEmptyOrXX); getButton(IDialogConstants.OK_ID).setEnabled(false); return; } else { EList list = schema.getElementDeclarations(); for (Iterator iter = list.iterator(); iter.hasNext();) { XSDElementDeclaration decl = (XSDElementDeclaration) iter.next(); if (decl.getName().equalsIgnoreCase(typeNameText.getText())) { infoLabel.setText(Messages.NewConceptOrElementDialog_ElementEntityAlreadyExists); getButton(IDialogConstants.OK_ID).setEnabled(false); return; } } if ((e != null && e.widget == conceptPanel.getTypeCombo()) || (e == null && conceptPanel.getTypeCombo().isEnabled())) { validateType(conceptPanel.getText(), false); return; } else if ((e != null && e.widget == elemPanel.getTypeCombo()) || (e == null && elemPanel.getTypeCombo().isEnabled())) { validateType(elemPanel.getText(), true); return; } } getButton(IDialogConstants.OK_ID).setEnabled(true); infoLabel.setText("");//$NON-NLS-1$ } private void validateType(String typeName, boolean forConcept) { getButton(IDialogConstants.OK_ID).setEnabled(true); infoLabel.setText("");//$NON-NLS-1$ for (XSDTypeDefinition specType : schema.getTypeDefinitions()) { if (forConcept && specType instanceof XSDSimpleTypeDefinition) { continue; } else if (!forConcept && specType instanceof XSDComplexTypeDefinition) { continue; } String typeToCompare = typeName; int delimiter = typeToCompare.indexOf(" : ");//$NON-NLS-1$ if (delimiter != -1) { typeToCompare = typeToCompare.substring(0, delimiter); } if (typeToCompare.equals(specType.getName())) { infoLabel.setText(Messages.NewConceptOrElementDialog_SameTypeNameAlreadyExists); getButton(IDialogConstants.OK_ID).setEnabled(false); return; } } } private void maskTypeWidgets() { conceptPanel.setSelectAllWidgets(complexTypeBtn.getSelection()); elemPanel.setSelectAllWidgets(!complexTypeBtn.getSelection()); } public void widgetSelected(SelectionEvent e) { maskTypeWidgets(); modifyText(null); } public void widgetDefaultSelected(SelectionEvent e) { } public String getTypeName() { return typeName; } public String getSuperTypeName() { return conceptPanel.getSuperName(); } public boolean isChoice() { return conceptPanel.isChoice(); } public boolean isAll() { return conceptPanel.isAll(); } public String getComplexType() { return conceptPanel.getText(); } public boolean isAbstract() { return conceptPanel.isAbstract(); } public boolean isBuildIn() { return elemPanel.isBuiltIn(); } public String getElementType() { return elemPanel.getText(); } public boolean isComplexType() { return complexTypeBtn.getSelection(); } public boolean isSimpleType() { return simpleTypeBtn.getSelection(); } }