Java tutorial
package com.mmkarton.mx7.reportgenerator.wizards; /* ******************************************************************************** * Copyright (c) 2009 Ing. Gerd Stockner (Mayr-Melnhof Karton Gesellschaft m.b.H.), Christian Voller (Mayr-Melnhof Karton Gesellschaft m.b.H.), CoSMIT GmbH * 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: * Ing. Gerd Stockner (Mayr-Melnhof Karton Gesellschaft m.b.H.) - initial API and implementation * Christian Voller (Mayr-Melnhof Karton Gesellschaft m.b.H.) - initial API and implementation * CoSMIT GmbH - publishing, maintenance *******************************************************************************/ import org.eclipse.core.resources.IContainer; import org.eclipse.core.resources.IResource; import org.eclipse.core.resources.ResourcesPlugin; import org.eclipse.core.runtime.Path; import org.eclipse.jface.viewers.ISelection; import org.eclipse.jface.viewers.IStructuredSelection; import org.eclipse.jface.wizard.IWizardPage; import org.eclipse.jface.wizard.WizardPage; import org.eclipse.swt.SWT; import org.eclipse.swt.events.ModifyEvent; import org.eclipse.swt.events.ModifyListener; 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.FileDialog; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.Text; import org.eclipse.ui.dialogs.ContainerSelectionDialog; import com.mmkarton.mx7.reportgenerator.engine.MAXIMOReportDesignerUtil; /** * The "New" wizard page allows setting the container for the new file as well * as the file name. The page will only accept file name without the extension * OR with the extension that matches the expected one (rptdesign). */ public class BIRTReportWizardPage extends WizardPage { private Text containerText; private Text ReportTemplateText; private Text reportTitleText; private Text reportDescriptionText; private Text reportAuthorText; private Text fileText; private boolean canflip = false; private ISelection selection; /** * Constructor for SampleNewWizardPage. * * @param pageName */ public BIRTReportWizardPage(ISelection selection) { super(MAXIMOReportDesignerUtil.titleName); setTitle(MAXIMOReportDesignerUtil.titleName); setDescription(MAXIMOReportDesignerUtil.titleName); this.selection = selection; } /** * @see IDialogPage#createControl(Composite) */ public void createControl(Composite parent) { Composite container = new Composite(parent, SWT.NULL); GridLayout layout = new GridLayout(); container.setLayout(layout); layout.numColumns = 3; layout.verticalSpacing = 9; Label label = new Label(container, SWT.NULL); label.setText("&Report-Dir:"); containerText = new Text(container, SWT.BORDER | SWT.SINGLE); GridData gd = new GridData(GridData.FILL_HORIZONTAL); containerText.setLayoutData(gd); containerText.addModifyListener(new ModifyListener() { public void modifyText(ModifyEvent e) { dialogChanged(); } }); Button button = new Button(container, SWT.PUSH); button.setText("Browse..."); button.addSelectionListener(new SelectionAdapter() { public void widgetSelected(SelectionEvent e) { handleBrowse(containerText); } }); Label templatelabel = new Label(container, SWT.NULL); templatelabel.setText("&Report Template:"); ReportTemplateText = new Text(container, SWT.BORDER | SWT.SINGLE); GridData gd2 = new GridData(GridData.FILL_HORIZONTAL); ReportTemplateText.setLayoutData(gd2); ReportTemplateText.addModifyListener(new ModifyListener() { public void modifyText(ModifyEvent e) { dialogChanged(); } }); Button templateButton = new Button(container, SWT.PUSH); templateButton.setText("Browse..."); templateButton.addSelectionListener(new SelectionAdapter() { public void widgetSelected(SelectionEvent e) { handleReportTemplate(ReportTemplateText); } }); //*****************Filename Part**************************** label = new Label(container, SWT.NULL); label.setText("&File name:"); fileText = new Text(container, SWT.BORDER | SWT.SINGLE); gd = new GridData(GridData.FILL_HORIZONTAL); fileText.setLayoutData(gd); fileText.addModifyListener(new ModifyListener() { public void modifyText(ModifyEvent e) { dialogChanged(); } }); label = new Label(container, SWT.NULL); label.setText(""); //*****************Report Title Part**************************** label = new Label(container, SWT.NULL); label.setText("&Report Title:"); reportTitleText = new Text(container, SWT.BORDER | SWT.SINGLE); gd = new GridData(GridData.FILL_HORIZONTAL); reportTitleText.setLayoutData(gd); /*reportTitleText.addModifyListener(new ModifyListener() { public void modifyText(ModifyEvent e) { dialogChanged(); } });*/ label = new Label(container, SWT.NULL); label.setText(""); // *****************Report Author Part**************************** label = new Label(container, SWT.NULL); label.setText("&Report Author:"); reportAuthorText = new Text(container, SWT.BORDER | SWT.SINGLE); gd = new GridData(GridData.FILL_HORIZONTAL); reportAuthorText.setLayoutData(gd); /*reportTitleText.addModifyListener(new ModifyListener() { public void modifyText(ModifyEvent e) { dialogChanged(); } });*/ label = new Label(container, SWT.NULL); label.setText(""); // *****************Report Description Part**************************** label = new Label(container, SWT.NULL); label.setText("&Report Description:"); reportDescriptionText = new Text(container, SWT.BORDER | SWT.SINGLE); gd = new GridData(GridData.FILL_HORIZONTAL); reportDescriptionText.setLayoutData(gd); /*reportDescriptionText.addModifyListener(new ModifyListener() { public void modifyText(ModifyEvent e) { dialogChanged(); } });*/ label = new Label(container, SWT.NULL); label.setText(""); initialize(); dialogChanged(); setControl(container); setPageComplete(false); canflip = false; } @Override public boolean canFlipToNextPage() { return canflip; //return true; } /** * Tests if the current workbench selection is a suitable container to use. */ private void initialize() { if (selection != null && selection.isEmpty() == false && selection instanceof IStructuredSelection) { IStructuredSelection ssel = (IStructuredSelection) selection; if (ssel.size() > 1) return; Object obj = ssel.getFirstElement(); if (obj instanceof IResource) { IContainer container; if (obj instanceof IContainer) container = (IContainer) obj; else container = ((IResource) obj).getParent(); containerText.setText(container.getFullPath().toString()); } } fileText.setText("mm_new_report.rptdesign"); } /** * Uses the standard container selection dialog to choose the new value for * the container field. */ private void handleBrowse(Text text) { ContainerSelectionDialog dialog = new ContainerSelectionDialog(getShell(), ResourcesPlugin.getWorkspace().getRoot(), false, "Select new file container"); if (dialog.open() == ContainerSelectionDialog.OK) { Object[] result = dialog.getResult(); if (result.length == 1) { text.setText(((Path) result[0]).toString()); } } } private void handleReportTemplate(Text text) { FileDialog filedialog = new FileDialog(getShell(), SWT.OPEN); filedialog.setText("Choose Report Template file.rpttemplate"); filedialog.setFilterPath(ResourcesPlugin.getWorkspace().getRoot().toString()); String[] filterExt = { "*.rpttemplate", "*.rptdesign" }; filedialog.setFilterExtensions(filterExt); //if (filedialog.open() == ContainerSelectionDialog.OK) { String result = filedialog.open(); if (result.length() >= 1) { text.setText(result); } } } /** * Ensures that both text fields are set. */ private void dialogChanged() { IResource container = ResourcesPlugin.getWorkspace().getRoot().findMember(new Path(getContainerName())); String fileName = getFileName(); setPageComplete(false); canflip = false; if (getContainerName().length() == 0) { updateStatus("File container must be specified"); return; } if (getReportTemplateText().length() == 0) { updateStatus("Template must be specified"); return; } if (container == null || (container.getType() & (IResource.PROJECT | IResource.FOLDER)) == 0) { updateStatus("File container must exist"); return; } if (!container.isAccessible()) { updateStatus("Project must be writable"); return; } if (fileName.length() == 0) { updateStatus("File name must be specified"); return; } if (fileName.replace('\\', '/').indexOf('/', 1) > 0) { updateStatus("File name must be valid"); return; } int dotLoc = fileName.lastIndexOf('.'); if (dotLoc != -1) { String ext = fileName.substring(dotLoc + 1); if (ext.equalsIgnoreCase("rptdesign") == false) { updateStatus("File extension must be \"rptdesign\""); return; } } canflip = true; updateStatus(null); setPageComplete(true); } private void updateStatus(String message) { setErrorMessage(message); setPageComplete(message == null); } public String getContainerName() { return containerText.getText(); } public String getReportTemplateText() { return ReportTemplateText.getText(); } public String getFileName() { return fileText.getText(); } public String getReportAuthorText() { return reportAuthorText.getText(); } public String getReportDescriptionText() { return reportDescriptionText.getText(); } public String getReportTitleText() { return reportTitleText.getText(); } }