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.ArrayList; import java.util.Collection; import org.eclipse.jface.dialogs.Dialog; import org.eclipse.jface.dialogs.IDialogConstants; import org.eclipse.jface.dialogs.MessageDialog; import org.eclipse.jface.layout.GridDataFactory; 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.Combo; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.Display; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.Shell; import org.eclipse.swt.widgets.Text; import com.amalto.workbench.exadapter.ExAdapterManager; import com.amalto.workbench.i18n.Messages; import com.amalto.workbench.utils.XSDUtil; public class BusinessElementInputDialog extends Dialog { private Text elementNameText = null; private Combo refCombo = null; private Text minOccursText = null; private Text maxOccursText = null; private Collection<String> elementDeclarations = null; private Label msgLabel = null; private String elementName = "";//$NON-NLS-1$ private String refName = "";//$NON-NLS-1$ private int minOccurs = 0; private int maxOccurs = 1; private boolean isNew = false; private SelectionListener caller = null; private String title = "";//$NON-NLS-1$ // fix 0010248 private boolean inherit = true; public boolean isInherit() { return inherit; } public void setInherit(boolean inherit) { this.inherit = inherit; } // fix TMDM-3726 private boolean isPK = false; private IBusinessElementInputDialogExAdapter exAdapter; public boolean isPK() { return isPK; } public void setPK(boolean isPK) { this.isPK = isPK; } /** * @param parentShell */ public BusinessElementInputDialog(SelectionListener caller, Shell parentShell, String title, boolean isNew) { this(caller, parentShell, title, "", "", new ArrayList<String>(), 0, 1, isNew, false);//$NON-NLS-1$//$NON-NLS-2$ } /** * @param parentShell */ public BusinessElementInputDialog(SelectionListener caller, Shell parentShell, String title, String elementName, String refName, Collection<String> decls, int minOccurs, int maxOccurs, boolean isNew, boolean isPK) { super(parentShell); this.caller = caller; this.title = title; this.elementName = elementName; this.refName = refName; this.elementDeclarations = decls; this.minOccurs = minOccurs; this.maxOccurs = maxOccurs; this.isNew = isNew; this.isPK = isPK; this.exAdapter = ExAdapterManager.getAdapter(this, IBusinessElementInputDialogExAdapter.class); } @Override protected Control createDialogArea(Composite parent) { // Should not really be here but well,.... parent.getShell().setText(this.title); Composite composite = (Composite) super.createDialogArea(parent); GridLayout layout = (GridLayout) composite.getLayout(); layout.numColumns = 2; // layout.verticalSpacing = 10; Label nameLabel = new Label(composite, SWT.NONE); nameLabel.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, true, 1, 1)); nameLabel.setText(Messages.BusinessElementInputDialog_NameText); elementNameText = new Text(composite, SWT.BORDER); elementNameText.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1)); elementNameText.setText(getElementName() == null ? "" : getElementName());//$NON-NLS-1$ ((GridData) elementNameText.getLayoutData()).widthHint = 200; // elementNameText.setSize(100, 22); Label refLabel = new Label(composite, SWT.NONE); refLabel.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, true, 1, 1)); refLabel.setText(Messages.BusinessElementInputDialog_RefText); refCombo = new Combo(composite, SWT.DROP_DOWN | SWT.SIMPLE | SWT.READ_ONLY); refCombo.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1)); refCombo.setItems(elementDeclarations.toArray(new String[elementDeclarations.size()])); refCombo.setText(getRefName() == null ? "" : getRefName());//$NON-NLS-1$ ((GridData) refCombo.getLayoutData()).widthHint = 200; if (refCombo.getText().length() > 0) { elementNameText.setText("");//$NON-NLS-1$ elementNameText.setEditable(false); } else { elementNameText.setEditable(true); elementNameText.setText(getElementName() == null ? "" : getElementName());//$NON-NLS-1$ } refCombo.addSelectionListener(new SelectionListener() { public void widgetDefaultSelected(SelectionEvent e) { } public void widgetSelected(SelectionEvent e) { if (refCombo.getText().length() > 0) { elementNameText.setText("");//$NON-NLS-1$ elementNameText.setEditable(false); } else { elementNameText.setEditable(true); elementNameText.setText(getElementName() == null ? "" : getElementName());//$NON-NLS-1$ } } }); Label minLabel = new Label(composite, SWT.NONE); minLabel.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, true, 1, 1)); minLabel.setText(Messages.BusinessElementInputDialog_MinText); minOccursText = new Text(composite, SWT.NONE); minOccursText.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1)); minOccursText.setDoubleClickEnabled(false); minOccursText.setText("" + getMinOccurs());//$NON-NLS-1$ Label maxLabel = new Label(composite, SWT.NONE); maxLabel.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, true, 1, 1)); maxLabel.setText(Messages.BusinessElementInputDialog_MaxText); maxOccursText = new Text(composite, SWT.NONE); maxOccursText.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1)); maxOccursText.setText(getMaxOccurs() == -1 ? "" : "" + getMaxOccurs());//$NON-NLS-1$//$NON-NLS-2$ if (isNew && exAdapter != null) { exAdapter.crateDialogArea(composite); } // check pk can't edit Maximum/Minimum minOccursText.setEditable(!isPK); maxOccursText.setEditable(!isPK); refCombo.setEnabled(!isPK); msgLabel = new Label(composite, SWT.NONE); GridDataFactory.fillDefaults().span(2, 1).applyTo(msgLabel); msgLabel.setForeground(Display.getCurrent().getSystemColor(SWT.COLOR_RED)); elementNameText.addModifyListener(new ModifyListener() { public void modifyText(ModifyEvent e) { String text = elementNameText.getText().trim(); boolean isValid = XSDUtil.isValidatedXSDName(text); isValid = isValid || !refCombo.getText().trim().isEmpty(); msgLabel.setText(isValid ? "" : Messages.InvalidName_Message); //$NON-NLS-1$ msgLabel.getParent().layout(); getButton(IDialogConstants.OK_ID).setEnabled(isValid); } }); return composite; } @Override protected void createButtonsForButtonBar(Composite parent) { super.createButtonsForButtonBar(parent); getButton(IDialogConstants.OK_ID).addSelectionListener(this.caller); /* * createButton(parent, IDialogConstants.OK_ID, IDialogConstants.OK_LABEL, true); createButton(parent, * IDialogConstants.CANCEL_ID, IDialogConstants.CANCEL_LABEL, false); */ } @Override protected void okPressed() { elementName = elementNameText.getText().trim(); refName = refCombo.getText(); if (((elementName == null) || ("".equals(elementName))) && ((refName == null) || "".equals(refName))) {//$NON-NLS-1$//$NON-NLS-2$ MessageDialog.openError(this.getShell(), Messages._Error, Messages.BusinessElementInputDialog_NameCannotbeEmptyIfXX); setReturnCode(-1); elementNameText.setFocus(); return; } if (elementName.replaceAll("\\s", "").length() != elementName.length()) {//$NON-NLS-1$//$NON-NLS-2$ MessageDialog.openError(this.getShell(), Messages._Error, Messages.BusinessElementInputDialog_NameCannotContainEmpty); setReturnCode(-1); elementNameText.setFocus(); return; } if ("".equals(minOccursText.getText()) && "".equals(maxOccursText.getText())) {//$NON-NLS-1$//$NON-NLS-2$ minOccurs = 1; maxOccurs = 1; return; } try { minOccurs = Integer.parseInt(minOccursText.getText()); } catch (Exception e1) { MessageDialog.openError(this.getShell(), Messages._Error, Messages.BusinessElementInputDialog_ErrorMsg); setReturnCode(-1); minOccursText.setFocus(); return; } if (minOccurs < 0) { MessageDialog.openError(this.getShell(), Messages._Error, Messages.BusinessElementInputDialog_ErrorMsg); setReturnCode(-1); minOccursText.setFocus(); return; } if ("".equals(maxOccursText.getText())) {//$NON-NLS-1$ maxOccurs = -1; } else { try { maxOccurs = Integer.parseInt(maxOccursText.getText()); } catch (Exception e2) { MessageDialog.openError(this.getShell(), Messages._Error, Messages.BusinessElementInputDialog_ErrorMsg1); setReturnCode(-1); maxOccursText.setFocus(); return; } if ((maxOccurs < minOccurs) || (maxOccurs <= 0)) { maxOccurs = -1; } } setReturnCode(OK); // no close let Action Handler handle it } public String getElementName() { return elementName; } public int getMaxOccurs() { return maxOccurs; } public int getMinOccurs() { return minOccurs; } public String getRefName() { return refName; } }