bundles/org.simantics.document.linking.ui/src/org/simantics/document/linking/wizard/ReportGeneratePage.java

   1 package org.simantics.document.linking.wizard;
   2
   3 import java.io.File;
   4 import java.lang.reflect.InvocationTargetException;
   5
   6 import org.eclipse.core.runtime.IProgressMonitor;
   7 import org.eclipse.core.runtime.IStatus;
   8 import org.eclipse.jface.operation.IRunnableWithProgress;
   9 import org.eclipse.jface.wizard.WizardPage;
  10 import org.eclipse.swt.SWT;
  11 import org.eclipse.swt.events.SelectionAdapter;
  12 import org.eclipse.swt.events.SelectionEvent;
  13 import org.eclipse.swt.layout.GridLayout;
  14 import org.eclipse.swt.widgets.Button;
  15 import org.eclipse.swt.widgets.Composite;
  16 import org.eclipse.swt.widgets.Display;
  17 import org.eclipse.swt.widgets.Label;
  18 import org.eclipse.ui.PartInitException;
  19 import org.simantics.Simantics;
  20 import org.simantics.db.Resource;
  21 import org.simantics.document.linking.report.ExportToPDF;
  22 import org.simantics.document.linking.report.templates.ReportWriter;
  23 import org.simantics.editors.Editors;
  24 import org.simantics.utils.ui.ErrorLogger;
  25 import org.simantics.utils.ui.ExceptionUtils;
  26
  27
  28 /**
  29  * Wizard page for generating a report.
  30  *
  31  * @author Marko Luukkainen <marko.luukkainen@vtt.fi>
  32  *
  33  */
  34 public class ReportGeneratePage extends WizardPage {
  35
  36         private Resource model;
  37         private String filename;
  38         private ReportWriter<?> reportWriter;
  39
  40
  41         private Label fileLabel;
  42         private Label reportLabel;
  43         private Label statusLabel;
  44         private Button generateButton;
  45         private Button showButton;
  46         private boolean generated = false;
  47
  48         protected ReportGeneratePage(String pageName) {
  49                 super(pageName,pageName,null);
  50                 setGenerated(false);
  51         }
  52
  53         public void setFilename(String filename) {
  54                 this.filename = filename;
  55                 setGenerated(false);
  56         }
  57
  58         public void setReportWriter(ReportWriter<?> reportWriter) {
  59                 this.reportWriter = reportWriter;
  60                 setGenerated(false);
  61         }
  62
  63         public void setModel(Resource model) {
  64                 this.model = model;
  65                 setGenerated(false);
  66         }
  67
  68         @Override
  69         public void createControl(Composite parent) {
  70                 Composite composite = new Composite(parent, SWT.NONE);
  71                 composite.setLayout(new GridLayout(2,false));
  72                 Label label = new Label(composite, SWT.NONE);
  73                 label.setText("File:");
  74                 fileLabel = new Label(composite, SWT.NONE);
  75                 label = new Label(composite, SWT.NONE);
  76                 label.setText("Report:");
  77                 reportLabel = new Label(composite, SWT.NONE);
  78                 label = new Label(composite, SWT.NONE);
  79                 label.setText("Status:");
  80                 this.statusLabel = new Label(composite, SWT.NONE);
  81                 this.statusLabel.setText("Report has not been generated");
  82                 generateButton = new Button(composite, SWT.PUSH);
  83                 generateButton.setText("Generate report");
  84                 generateButton.addSelectionListener(new SelectionAdapter() {
  85                         @Override
  86                         public void widgetSelected(SelectionEvent e) {
  87                                 generate();
  88                         }
  89                 });
  90                 showButton = new Button(composite, SWT.PUSH);
  91                 showButton.setText("Show Report");
  92                 showButton.addSelectionListener(new SelectionAdapter() {
  93
  94                         @Override
  95                         public void widgetSelected(SelectionEvent e) {
  96                                 File file = new File(filename);
  97                                 if (file.exists() && file.canRead()) {
  98                                         try {
  99                                                 Editors.openExternalEditor(file);
 100                                         } catch (PartInitException err) {
 101                                                 ExceptionUtils.logAndShowError(err);
 102                                         }
 103                                 }
 104                         }
 105                 });
 106                 showButton.setEnabled(false);
 107                 updateContent();
 108                 setControl(composite);
 109         }
 110
 111         private void updateContent() {
 112                 fileLabel.setText(filename == null ? "File has not been selected" : filename);
 113                 reportLabel.setText(reportWriter == null ? "Report Writer has not been selected" : reportWriter.getName());
 114                 generateButton.setEnabled(filename != null && reportWriter != null && model != null);
 115                 showButton.setEnabled(generated);
 116                 generateButton.setEnabled(!generated);
 117                 if (!generated)
 118                         statusLabel.setText("Report has not been generated");
 119         }
 120
 121         public void setGenerated(boolean b) {
 122                 generated = b;
 123                 setPageComplete(generated);
 124         }
 125
 126         private void generate() {
 127                 generateButton.setEnabled(false);
 128                 statusLabel.setText("Generating report");
 129                 try {
 130                         getWizard().getContainer().run(true, false, new IRunnableWithProgress() {
 131
 132                                 @Override
 133                                 public void run(final IProgressMonitor monitor) throws InvocationTargetException,
 134                                                 InterruptedException {
 135
 136                                         ExportToPDF exportToPDF = new ExportToPDF(Simantics.getSession(), model);
 137                                         final IStatus status = exportToPDF.export(filename, reportWriter, monitor);
 138                                         Display.getDefault().asyncExec(new Runnable() {
 139                                                 public void run() {
 140                                                         if (!statusLabel.isDisposed()) {
 141                                                                 if (status.isOK())
 142                                                                         statusLabel.setText(status.getMessage());
 143                                                                 else {
 144                                                                         statusLabel.setText(status.getMessage());
 145                                                                         ExceptionUtils.logError(status.getException());
 146                                                                 }
 147                                                                 setPageComplete(true);
 148                                                                 ((Composite)getControl()).layout(true, true);
 149                                                         }
 150
 151                                                 };
 152                                         });
 153                                         monitor.done();
 154                                 }
 155                         });
 156                 }  catch (InterruptedException err) {
 157                         setErrorMessage("Report failed: " + err.getMessage());
 158                         ErrorLogger.defaultLogError("Report failed.",err);
 159                         statusLabel.setText("Report failed.");
 160                 } catch (InvocationTargetException e) {
 161                     Throwable err = e.getCause();
 162                         setErrorMessage("Report failed: " + err.getMessage());
 163                         ErrorLogger.defaultLogError("Report failed.",err);
 164                         statusLabel.setText("Report failed.");
 165                 }
 166                 setGenerated(true);
 167
 168                 showButton.setEnabled(true);
 169                 generateButton.setEnabled(false);
 170                 getContainer().updateButtons();
 171         }
 172
 173         @Override
 174         public void setVisible(boolean visible) {
 175                 if (visible) {
 176                         updateContent();
 177                 } else {
 178                         setGenerated(false);
 179                 }
 180                 super.setVisible(visible);
 181         }
 182
 183         public boolean isGenerated() {
 184                 return generated;
 185         }
 186
 187 }