org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/internal/tmf/ui/parsers/wizards/CustomTxtParserOutputWizardPage.java

   1 package org.eclipse.linuxtools.internal.tmf.ui.parsers.wizards;
   2
   3 import java.io.File;
   4 import java.io.FileWriter;
   5 import java.io.IOException;
   6 import java.util.ArrayList;
   7 import java.util.Iterator;
   8 import java.util.List;
   9
  10 import org.eclipse.jface.wizard.WizardPage;
  11 import org.eclipse.linuxtools.internal.tmf.ui.Activator;
  12 import org.eclipse.linuxtools.internal.tmf.ui.Messages;
  13 import org.eclipse.linuxtools.internal.tmf.ui.parsers.custom.CustomEventsTable;
  14 import org.eclipse.linuxtools.internal.tmf.ui.parsers.custom.CustomTraceDefinition.OutputColumn;
  15 import org.eclipse.linuxtools.internal.tmf.ui.parsers.custom.CustomTxtTrace;
  16 import org.eclipse.linuxtools.internal.tmf.ui.parsers.custom.CustomTxtTraceDefinition;
  17 import org.eclipse.linuxtools.tmf.core.event.TmfTimeRange;
  18 import org.eclipse.linuxtools.tmf.core.exceptions.TmfTraceException;
  19 import org.eclipse.linuxtools.tmf.core.signal.TmfTraceRangeUpdatedSignal;
  20 import org.eclipse.linuxtools.tmf.core.trace.ITmfTrace;
  21 import org.eclipse.swt.SWT;
  22 import org.eclipse.swt.custom.SashForm;
  23 import org.eclipse.swt.custom.ScrolledComposite;
  24 import org.eclipse.swt.events.SelectionAdapter;
  25 import org.eclipse.swt.events.SelectionEvent;
  26 import org.eclipse.swt.graphics.Image;
  27 import org.eclipse.swt.layout.GridData;
  28 import org.eclipse.swt.layout.GridLayout;
  29 import org.eclipse.swt.widgets.Button;
  30 import org.eclipse.swt.widgets.Composite;
  31 import org.eclipse.swt.widgets.Text;
  32
  33 public class CustomTxtParserOutputWizardPage extends WizardPage {
  34
  35     private static final Image upImage = Activator.getDefault().getImageFromPath("/icons/elcl16/up_button.gif"); //$NON-NLS-1$
  36     private static final Image downImage = Activator.getDefault().getImageFromPath("/icons/elcl16/down_button.gif"); //$NON-NLS-1$
  37     private final CustomTxtParserWizard wizard;
  38     private CustomTxtTraceDefinition definition;
  39     List<Output> outputs = new ArrayList<Output>();
  40     //    Output messageOutput;
  41     Composite container;
  42     SashForm sash;
  43     //    Text timestampFormatText;
  44     //    Text timestampPreviewText;
  45     ScrolledComposite outputsScrolledComposite;
  46     Composite outputsContainer;
  47     //    ScrolledComposite inputScrolledComposite;
  48     Composite tableContainer;
  49     CustomEventsTable previewTable;
  50     File tmpFile;
  51
  52     protected CustomTxtParserOutputWizardPage(final CustomTxtParserWizard wizard) {
  53         super("CustomParserOutputWizardPage"); //$NON-NLS-1$
  54         setTitle(wizard.inputPage.getTitle());
  55         setDescription(Messages.CustomTxtParserOutputWizardPage_description);
  56         this.wizard = wizard;
  57         setPageComplete(false);
  58     }
  59
  60     @Override
  61     public void createControl(final Composite parent) {
  62         container = new Composite(parent, SWT.NULL);
  63         container.setLayout(new GridLayout());
  64
  65         sash = new SashForm(container, SWT.VERTICAL);
  66         sash.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
  67         sash.setBackground(sash.getDisplay().getSystemColor(SWT.COLOR_GRAY));
  68
  69         outputsScrolledComposite = new ScrolledComposite(sash, SWT.V_SCROLL);
  70         outputsScrolledComposite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
  71         outputsContainer = new Composite(outputsScrolledComposite, SWT.NONE);
  72         final GridLayout outputsLayout = new GridLayout(4, false);
  73         outputsLayout.marginHeight = 10;
  74         outputsLayout.marginWidth = 0;
  75         outputsContainer.setLayout(outputsLayout);
  76         outputsScrolledComposite.setContent(outputsContainer);
  77         outputsScrolledComposite.setExpandHorizontal(true);
  78         outputsScrolledComposite.setExpandVertical(true);
  79
  80         outputsContainer.layout();
  81
  82         outputsScrolledComposite.setMinSize(outputsContainer.computeSize(SWT.DEFAULT, SWT.DEFAULT).x, outputsContainer.computeSize(SWT.DEFAULT, SWT.DEFAULT).y-5);
  83
  84         tableContainer = new Composite(sash, SWT.NONE);
  85         final GridLayout tableLayout = new GridLayout();
  86         tableLayout.marginHeight = 0;
  87         tableLayout.marginWidth = 0;
  88         tableContainer.setLayout(tableLayout);
  89         previewTable = new CustomEventsTable(new CustomTxtTraceDefinition(), tableContainer, 0);
  90         previewTable.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
  91
  92         if (wizard.definition != null) {
  93             loadDefinition(wizard.definition);
  94         }
  95         setControl(container);
  96
  97     }
  98
  99     @Override
 100     public void dispose() {
 101         previewTable.dispose();
 102         super.dispose();
 103     }
 104
 105     private void loadDefinition(final CustomTxtTraceDefinition definition) {
 106         for (final OutputColumn outputColumn : definition.outputs) {
 107             final Output output = new Output(outputsContainer, outputColumn.name);
 108             outputs.add(output);
 109         }
 110     }
 111
 112     /* (non-Javadoc)
 113      * @see org.eclipse.jface.dialogs.DialogPage#setVisible(boolean)
 114      */
 115     @Override
 116     public void setVisible(final boolean visible) {
 117         if (visible) {
 118             this.definition = wizard.inputPage.getDefinition();
 119             final List<String> outputNames = wizard.inputPage.getInputNames();
 120
 121             // dispose outputs that have been removed in the input page
 122             final Iterator<Output> iter = outputs.iterator();
 123             while (iter.hasNext()) {
 124                 final Output output = iter.next();
 125                 boolean found = false;
 126                 for (final String name : outputNames) {
 127                     if (output.name.equals(name)) {
 128                         found = true;
 129                         break;
 130                     }
 131                 }
 132                 if (!found) {
 133                     output.dispose();
 134                     iter.remove();
 135                 }
 136             }
 137
 138             // create outputs that have been added in the input page
 139             for (final String name : outputNames) {
 140                 boolean found = false;
 141                 for (final Output output : outputs) {
 142                     if (output.name.equals(name)) {
 143                         found = true;
 144                         break;
 145                     }
 146                 }
 147                 if (!found) {
 148                     outputs.add(new Output(outputsContainer, name));
 149                 }
 150             }
 151
 152             outputsContainer.layout();
 153             outputsScrolledComposite.setMinSize(outputsContainer.computeSize(SWT.DEFAULT, SWT.DEFAULT).x, outputsContainer.computeSize(SWT.DEFAULT, SWT.DEFAULT).y-5);
 154             updatePreviewTable();
 155             if (sash.getSize().y > outputsContainer.computeSize(SWT.DEFAULT, SWT.DEFAULT).y + previewTable.getTable().getItemHeight()) {
 156                 sash.setWeights(new int[] {outputsContainer.computeSize(SWT.DEFAULT, SWT.DEFAULT).y, sash.getSize().y - outputsContainer.computeSize(SWT.DEFAULT, SWT.DEFAULT).y});
 157             } else {
 158                 sash.setWeights(new int[] {outputsContainer.computeSize(SWT.DEFAULT, SWT.DEFAULT).y, previewTable.getTable().getItemHeight()});
 159             }
 160             setPageComplete(true);
 161         } else {
 162             setPageComplete(false);
 163         }
 164         super.setVisible(visible);
 165     }
 166
 167     private void moveBefore(final Output moved) {
 168         final int i = outputs.indexOf(moved);
 169         if (i > 0) {
 170             final Output previous = outputs.get(i-1);
 171             moved.enabledButton.moveAbove(previous.enabledButton);
 172             moved.nameLabel.moveBelow(moved.enabledButton);
 173             moved.upButton.moveBelow(moved.nameLabel);
 174             moved.downButton.moveBelow(moved.upButton);
 175             outputs.add(i-1, outputs.remove(i));
 176             outputsContainer.layout();
 177             outputsScrolledComposite.setMinSize(outputsContainer.computeSize(SWT.DEFAULT, SWT.DEFAULT).x, outputsContainer.computeSize(SWT.DEFAULT, SWT.DEFAULT).y-5);
 178             container.layout();
 179             updatePreviewTable();
 180         }
 181     }
 182
 183     private void moveAfter(final Output moved) {
 184         final int i = outputs.indexOf(moved);
 185         if (i+1 < outputs.size()) {
 186             final Output next = outputs.get(i+1);
 187             moved.enabledButton.moveBelow(next.downButton);
 188             moved.nameLabel.moveBelow(moved.enabledButton);
 189             moved.upButton.moveBelow(moved.nameLabel);
 190             moved.downButton.moveBelow(moved.upButton);
 191             outputs.add(i+1, outputs.remove(i));
 192             outputsContainer.layout();
 193             outputsScrolledComposite.setMinSize(outputsContainer.computeSize(SWT.DEFAULT, SWT.DEFAULT).x, outputsContainer.computeSize(SWT.DEFAULT, SWT.DEFAULT).y-5);
 194             container.layout();
 195             updatePreviewTable();
 196         }
 197     }
 198
 199     private void updatePreviewTable() {
 200         final int CACHE_SIZE = 50;
 201         definition.outputs = extractOutputs();
 202
 203         try {
 204             tmpFile = Activator.getDefault().getStateLocation().addTrailingSeparator().append("customwizard.tmp").toFile(); //$NON-NLS-1$
 205             final FileWriter writer = new FileWriter(tmpFile);
 206             writer.write(wizard.inputPage.getInputText());
 207             writer.close();
 208
 209             final CustomTxtTrace trace = new CustomTxtTrace(null, definition, tmpFile.getAbsolutePath(), CACHE_SIZE);
 210             trace.getIndexer().buildIndex(0, TmfTimeRange.ETERNITY, false);
 211             previewTable.dispose();
 212             previewTable = new CustomEventsTable(definition, tableContainer, CACHE_SIZE);
 213             previewTable.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
 214             previewTable.setTrace(trace, true);
 215         } catch (final TmfTraceException e) {
 216             Activator.getDefault().logError("Error creating CustomTxtTrace. File:" + tmpFile.getAbsolutePath(), e); //$NON-NLS-1$
 217         } catch (final IOException e) {
 218             Activator.getDefault().logError("Error creating CustomTxtTrace. File:" + tmpFile.getAbsolutePath(), e); //$NON-NLS-1$
 219         }
 220
 221         tableContainer.layout();
 222         container.layout();
 223     }
 224
 225     public List<OutputColumn> extractOutputs() {
 226         int numColumns = 0;
 227         for (int i = 0; i < outputs.size(); i++) {
 228             if (outputs.get(i).enabledButton.getSelection()) {
 229                 numColumns++;
 230             }
 231         }
 232         final List<OutputColumn> outputColumns = new ArrayList<OutputColumn>(numColumns);
 233         numColumns = 0;
 234         for (int i = 0; i < outputs.size(); i++) {
 235             final Output output = outputs.get(i);
 236             if (output.enabledButton.getSelection()) {
 237                 final OutputColumn column = new OutputColumn();
 238                 column.name = output.nameLabel.getText();
 239                 outputColumns.add(column);
 240             }
 241         }
 242         return outputColumns;
 243     }
 244
 245     private class Output {
 246         String name;
 247         Button enabledButton;
 248         Text nameLabel;
 249         Button upButton;
 250         Button downButton;
 251
 252         public Output(final Composite parent, final String name) {
 253             this.name = name;
 254
 255             enabledButton = new Button(parent, SWT.CHECK);
 256             enabledButton.setToolTipText(Messages.CustomTxtParserOutputWizardPage_visible);
 257             enabledButton.setSelection(true);
 258             enabledButton.addSelectionListener(new SelectionAdapter() {
 259                 @Override
 260                 public void widgetSelected(final SelectionEvent e) {
 261                     updatePreviewTable();
 262                 }
 263             });
 264             //            if (messageOutput != null) {
 265             //                enabledButton.moveAbove(messageOutput.enabledButton);
 266             //            }
 267
 268             nameLabel = new Text(parent, SWT.BORDER | SWT.READ_ONLY | SWT.SINGLE);
 269             nameLabel.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));
 270             nameLabel.setText(name);
 271             nameLabel.moveBelow(enabledButton);
 272
 273             upButton = new Button(parent, SWT.PUSH);
 274             upButton.setImage(upImage);
 275             upButton.setToolTipText(Messages.CustomTxtParserOutputWizardPage_moveBefore);
 276             upButton.addSelectionListener(new SelectionAdapter() {
 277                 @Override
 278                 public void widgetSelected(final SelectionEvent e) {
 279                     moveBefore(Output.this);
 280                 }
 281             });
 282             upButton.moveBelow(nameLabel);
 283
 284             downButton = new Button(parent, SWT.PUSH);
 285             downButton.setImage(downImage);
 286             downButton.setToolTipText(Messages.CustomTxtParserOutputWizardPage_moveAfter);
 287             downButton.addSelectionListener(new SelectionAdapter() {
 288                 @Override
 289                 public void widgetSelected(final SelectionEvent e) {
 290                     moveAfter(Output.this);
 291                 }
 292             });
 293             downButton.moveBelow(upButton);
 294         }
 295
 296         private void dispose() {
 297             enabledButton.dispose();
 298             nameLabel.dispose();
 299             upButton.dispose();
 300             downButton.dispose();
 301         }
 302     }
 303
 304     public CustomTxtTraceDefinition getDefinition() {
 305         return definition;
 306     }
 307
 308 }