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