bundles/org.simantics.scl.ui/src/org/simantics/scl/ui/issues/SCLIssuesView.java

   1 package org.simantics.scl.ui.issues;
   2
   3 import java.util.Iterator;
   4
   5 import org.eclipse.core.commands.AbstractHandler;
   6 import org.eclipse.core.commands.ExecutionEvent;
   7 import org.eclipse.core.commands.ExecutionException;
   8 import org.eclipse.jface.action.Action;
   9 import org.eclipse.jface.action.IAction;
  10 import org.eclipse.jface.resource.ImageRegistry;
  11 import org.eclipse.jface.viewers.ColumnLabelProvider;
  12 import org.eclipse.jface.viewers.ColumnViewerToolTipSupport;
  13 import org.eclipse.jface.viewers.DoubleClickEvent;
  14 import org.eclipse.jface.viewers.IDoubleClickListener;
  15 import org.eclipse.jface.viewers.IStructuredSelection;
  16 import org.eclipse.jface.viewers.TableViewer;
  17 import org.eclipse.jface.viewers.TableViewerColumn;
  18 import org.eclipse.swt.SWT;
  19 import org.eclipse.swt.dnd.Clipboard;
  20 import org.eclipse.swt.dnd.TextTransfer;
  21 import org.eclipse.swt.dnd.Transfer;
  22 import org.eclipse.swt.events.ControlAdapter;
  23 import org.eclipse.swt.events.ControlEvent;
  24 import org.eclipse.swt.graphics.Image;
  25 import org.eclipse.swt.graphics.Point;
  26 import org.eclipse.swt.graphics.Rectangle;
  27 import org.eclipse.swt.layout.FillLayout;
  28 import org.eclipse.swt.widgets.Composite;
  29 import org.eclipse.swt.widgets.ScrollBar;
  30 import org.eclipse.swt.widgets.Table;
  31 import org.eclipse.ui.IMemento;
  32 import org.eclipse.ui.IViewSite;
  33 import org.eclipse.ui.PartInitException;
  34 import org.eclipse.ui.handlers.IHandlerService;
  35 import org.eclipse.ui.part.ViewPart;
  36 import org.simantics.scl.compiler.errors.ErrorSeverity;
  37 import org.simantics.scl.osgi.SCLOsgi;
  38 import org.simantics.scl.osgi.issues.SCLIssuesTableEntry;
  39 import org.simantics.scl.ui.Activator;
  40
  41 public class SCLIssuesView extends ViewPart {
  42
  43     private static final int COLUMN1_DEFAULT_WIDTH = 300;
  44     private static final int COLUMN2_MIN_WIDTH = 100;
  45
  46     Composite parent;
  47     TableViewer tableViewer;
  48     TableViewerColumn column1;
  49     TableViewerColumn column2;
  50
  51     ImageRegistry imageRegistry;
  52
  53     SCLIssuesContentProvider issuesContentProvider = new SCLIssuesContentProvider();
  54
  55     Clipboard clipboard;
  56
  57     public SCLIssuesView() {
  58         super();
  59         imageRegistry = Activator.getInstance().getImageRegistry();
  60     }
  61
  62     @Override
  63     public void init(IViewSite site, IMemento memento)
  64             throws PartInitException {
  65         super.init(site, memento);
  66         IAction action = new Action(Messages.SCLIssuesView_Refresh) {
  67             @Override
  68             public void run() {
  69                 tableViewer.setInput(SCLOsgi.MODULE_REPOSITORY);
  70 //                issuesContentProvider.refresh()
  71             }
  72         };
  73         action.setImageDescriptor(imageRegistry.getDescriptor("arrow_refresh")); //$NON-NLS-1$
  74         site.getActionBars().getToolBarManager().add(action);
  75     }
  76
  77     @Override
  78     public void createPartControl(Composite parent) {
  79         this.clipboard = new Clipboard(parent.getDisplay());
  80
  81         this.parent = parent;
  82         parent.setLayout(new FillLayout());
  83         tableViewer = new TableViewer(parent,
  84                 SWT.FULL_SELECTION | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL);
  85         ColumnViewerToolTipSupport.enableFor(tableViewer);
  86         tableViewer.setContentProvider(issuesContentProvider);
  87
  88         Table table = tableViewer.getTable();
  89         table.setHeaderVisible(true);
  90         table.setLinesVisible(true);
  91
  92         column1 = new TableViewerColumn(tableViewer, SWT.NONE);
  93         column1.getColumn().setText(Messages.SCLIssuesView_Module);
  94         column1.getColumn().setWidth(COLUMN1_DEFAULT_WIDTH);
  95         column1.getColumn().setResizable(true);
  96         column1.setLabelProvider(new ColumnLabelProvider() {
  97             @Override
  98             public String getText(Object element) {
  99                 SCLIssuesTableEntry entry = (SCLIssuesTableEntry)element;
 100                 return entry.moduleName;
 101             }
 102             @Override
 103             public Image getImage(Object element) {
 104                 SCLIssuesTableEntry entry = (SCLIssuesTableEntry)element;
 105                 return entry.error.severity == ErrorSeverity.ERROR
 106                         ? imageRegistry.get("error") //$NON-NLS-1$
 107                         : entry.error.severity == ErrorSeverity.IMPORT_ERROR
 108                         ? imageRegistry.get("import_error") //$NON-NLS-1$
 109                         : imageRegistry.get("warning"); //$NON-NLS-1$
 110             }
 111         });
 112
 113         column2 = new TableViewerColumn(tableViewer, SWT.NONE);
 114         column2.getColumn().setText(Messages.SCLIssuesView_Description);
 115         column2.getColumn().setResizable(false);
 116         column2.setLabelProvider(new ColumnLabelProvider() {
 117             @Override
 118             public String getText(Object element) {
 119                 SCLIssuesTableEntry entry = (SCLIssuesTableEntry)element;
 120                 String description = entry.error.description;
 121                 int p = description.indexOf('\n');
 122                 if(p == -1)
 123                     return description;
 124                 else
 125                     return description.substring(0, p);
 126             }
 127             @Override
 128             public String getToolTipText(Object element) {
 129                 SCLIssuesTableEntry entry = (SCLIssuesTableEntry)element;
 130                 return entry.error.description;
 131             }
 132             @Override
 133             public int getToolTipTimeDisplayed(Object object) {
 134                 return 15000;
 135             }
 136             @Override
 137             public int getToolTipDisplayDelayTime(Object object) {
 138                 return 500;
 139             }
 140             @Override
 141             public Point getToolTipShift(Object object) {
 142                 return new Point(0, 0);
 143             }
 144         });
 145
 146         ControlAdapter resizeListener = new ControlAdapter() {
 147             @Override
 148             public void controlResized(ControlEvent e) {
 149                 resizeColumns();
 150             }
 151         };
 152         parent.addControlListener(resizeListener);
 153         column1.getColumn().addControlListener(resizeListener);
 154
 155         tableViewer.setInput(SCLOsgi.MODULE_REPOSITORY);
 156         tableViewer.addDoubleClickListener(new IDoubleClickListener() {
 157             @Override
 158             public void doubleClick(DoubleClickEvent event) {
 159                 IStructuredSelection selection = (IStructuredSelection)event.getSelection();
 160                 SCLIssuesTableEntry entry = (SCLIssuesTableEntry)selection.getFirstElement();
 161                 entry.openLocation();
 162             }
 163         });
 164
 165         IHandlerService serv = (IHandlerService) getSite().getService(IHandlerService.class);
 166         serv.activateHandler(org.eclipse.ui.IWorkbenchCommandConstants.EDIT_COPY, new CopyHandler());
 167     }
 168
 169     class CopyHandler extends AbstractHandler {
 170         @Override
 171         public Object execute(ExecutionEvent event) throws ExecutionException {
 172             IStructuredSelection selection = tableViewer.getStructuredSelection();
 173             if(!selection.isEmpty()) {
 174                 StringBuilder b = new StringBuilder();
 175                 for(Iterator it=selection.iterator();it.hasNext();) {
 176                     SCLIssuesTableEntry entry = (SCLIssuesTableEntry)it.next();
 177                     b.append(entry.moduleName).append('\t').append(entry.error.description).append('\n');
 178                 }
 179                 clipboard.setContents(new Object[] { b.toString() }, new Transfer[] { TextTransfer.getInstance() });
 180             }
 181             return null;
 182         }
 183     }
 184
 185     private void resizeColumns() {
 186         Table table = tableViewer.getTable();
 187         Rectangle area = parent.getClientArea();
 188         Point size = table.computeSize(SWT.DEFAULT, SWT.DEFAULT);
 189         ScrollBar vBar = table.getVerticalBar();
 190         int width = area.width;
 191         if (size.y > area.height + table.getHeaderHeight()) {
 192             Point vBarSize = vBar.getSize();
 193             width -= vBarSize.x;
 194         }
 195         Point oldSize = table.getSize();
 196         if (oldSize.x > area.width) {
 197             column2.getColumn().setWidth(Math.max(COLUMN2_MIN_WIDTH, width - column1.getColumn().getWidth()));
 198             table.setSize(area.width, area.height);
 199         } else {
 200             table.setSize(area.width, area.height);
 201             column2.getColumn().setWidth(Math.max(COLUMN2_MIN_WIDTH, width - column1.getColumn().getWidth()));
 202         }
 203     }
 204
 205     @Override
 206     public void setFocus() {
 207         tableViewer.getControl().setFocus();
 208     }
 209
 210     @Override
 211     public void dispose() {
 212         super.dispose();
 213         issuesContentProvider.dispose();
 214         if(clipboard != null) {
 215             clipboard.dispose();
 216             clipboard = null;
 217         }
 218     }
 219
 220 }