bundles/org.simantics.views/src/org/simantics/views/ViewUtils.java

   1 package org.simantics.views;
   2
   3 import org.eclipse.jface.viewers.ISelection;
   4 import org.eclipse.jface.viewers.ISelectionProvider;
   5 import org.eclipse.ui.PlatformUI;
   6 import org.simantics.Simantics;
   7 import org.simantics.databoard.Bindings;
   8 import org.simantics.databoard.binding.Binding;
   9 import org.simantics.databoard.binding.error.BindingException;
  10 import org.simantics.databoard.util.Bean;
  11 import org.simantics.db.ReadGraph;
  12 import org.simantics.db.RequestProcessor;
  13 import org.simantics.db.Resource;
  14 import org.simantics.db.WriteGraph;
  15 import org.simantics.db.common.request.ResourceRead;
  16 import org.simantics.db.common.request.TernaryRead;
  17 import org.simantics.db.common.request.WriteRequest;
  18 import org.simantics.db.common.utils.Functions;
  19 import org.simantics.db.exception.DatabaseException;
  20 import org.simantics.db.layer0.variable.Variable;
  21 import org.simantics.db.procedure.Listener;
  22 import org.simantics.scl.runtime.function.Function1;
  23 import org.simantics.scl.runtime.function.Function2;
  24 import org.simantics.views.ontology.ViewsResources;
  25
  26 public class ViewUtils {
  27
  28         public static class ExtendedMargins {
  29
  30         public int left, right, top, bottom;
  31
  32     }
  33
  34     public static final Binding EXTENDED_MARGINS_BINDING = Bindings.getBindingUnchecked(ExtendedMargins.class);
  35
  36         public static class LayoutBean extends Bean {
  37                 public int marginLeft;
  38                 public int marginRight;
  39                 public int marginTop;
  40                 public int marginBottom;
  41         }
  42
  43         public static class GridLayoutBean extends LayoutBean {
  44
  45                 public int numColumns;
  46                 public int horizontalSpacing;
  47                 public int verticalSpacing;
  48
  49         }
  50
  51         public static class RowLayoutBean extends LayoutBean {
  52                 public int type;
  53                 public int spacing;
  54                 public boolean center;
  55                 public boolean fill;
  56                 public boolean justify;
  57                 public boolean pack;
  58                 public boolean wrap;
  59         }
  60
  61         public static class LayoutDataBean extends Bean {}
  62
  63         public static class GridDataBean extends LayoutDataBean {
  64
  65                 public int horizontalSpan;
  66                 public boolean grabExcessHorizontalSpace;
  67                 public boolean grabExcessVerticalSpace;
  68                 public int horizontalAlignment;
  69                 public int verticalAlignment;
  70                 public int widthHint;
  71                 public int heightHint;
  72
  73         }
  74
  75         public static class RowDataBean extends LayoutDataBean {
  76                 public int width;
  77                 public int height;
  78         }
  79
  80         public static class ColumnBean extends Bean {
  81
  82                 public String key;
  83                 public String label;
  84                 public String alignment;
  85                 public int width;
  86                 public String tooltip;
  87                 public boolean grab;
  88                 public int weight;
  89
  90         }
  91
  92
  93
  94         public static GridLayoutBean getLayout(RequestProcessor processor, Resource configuration) throws DatabaseException {
  95
  96                 return processor.sync(new ResourceRead<GridLayoutBean>(configuration) {
  97
  98                         @Override
  99                         public GridLayoutBean perform(ReadGraph graph) throws DatabaseException {
 100
 101                                 ViewsResources VIEW = ViewsResources.getInstance(graph);
 102
 103                                 Integer columns = graph.getPossibleRelatedValue(resource, VIEW.GridLayout_columnCount, Bindings.INTEGER);
 104                                 Integer horizontalSpacing = graph.getPossibleRelatedValue(resource, VIEW.GridLayout_horizontalSpacing, Bindings.INTEGER);
 105                                 Integer verticalSpacing = graph.getPossibleRelatedValue(resource, VIEW.GridLayout_verticalSpacing, Bindings.INTEGER);
 106                                 ExtendedMargins extendedMargins = graph.getPossibleRelatedValue(resource, VIEW.GridLayout_extendedMargins, EXTENDED_MARGINS_BINDING);
 107
 108                                 GridLayoutBean layout = new GridLayoutBean();//.fillDefaults().numColumns(1).equalWidth(false).margins(0, 0).spacing(0, 0).create();
 109                                 layout.numColumns = columns;
 110                                 layout.horizontalSpacing = horizontalSpacing;
 111                                 layout.verticalSpacing = verticalSpacing;
 112                                 layout.marginLeft = extendedMargins.left;
 113                                 layout.marginRight = extendedMargins.right;
 114                                 layout.marginTop = extendedMargins.top;
 115                                 layout.marginBottom = extendedMargins.bottom;
 116
 117                                 return layout;
 118
 119                         }
 120
 121                 });
 122
 123         }
 124
 125         public static GridDataBean getGridData(RequestProcessor processor, Resource configuration) throws DatabaseException {
 126
 127                 return processor.sync(new ResourceRead<GridDataBean>(configuration) {
 128
 129                         @Override
 130                         public GridDataBean perform(ReadGraph graph) throws DatabaseException {
 131
 132                                 ViewsResources VIEW = ViewsResources.getInstance(graph);
 133                                 GridDataBean data = new GridDataBean();
 134
 135                                 data.horizontalSpan = graph.getPossibleRelatedValue(resource, VIEW.GridLayout_GridData_horizontalSpan, Bindings.INTEGER);
 136                                 data.grabExcessHorizontalSpace = graph.getPossibleRelatedValue(resource, VIEW.GridLayout_GridData_horizontalGrab, Bindings.BOOLEAN);
 137                                 data.grabExcessVerticalSpace = graph.getPossibleRelatedValue(resource, VIEW.GridLayout_GridData_verticalGrab, Bindings.BOOLEAN);
 138                                 data.horizontalAlignment = graph.getPossibleRelatedValue(resource, VIEW.GridLayout_GridData_horizontalAlignment, Bindings.INTEGER);
 139                                 data.verticalAlignment = graph.getPossibleRelatedValue(resource, VIEW.GridLayout_GridData_verticalAlignment, Bindings.INTEGER);
 140                                 data.widthHint = graph.getPossibleRelatedValue(resource, VIEW.GridLayout_GridData_preferredWidth, Bindings.INTEGER);
 141                                 data.heightHint = graph.getPossibleRelatedValue(resource, VIEW.GridLayout_GridData_preferredHeight, Bindings.INTEGER);
 142
 143                                 return data;
 144
 145                         }
 146
 147                 });
 148
 149         }
 150
 151         public static RowLayoutBean getRowLayout(RequestProcessor processor, Resource configuration) throws DatabaseException {
 152             return processor.sync(new ResourceRead<RowLayoutBean>(configuration) {
 153                 @Override
 154                 public RowLayoutBean perform(ReadGraph graph) throws DatabaseException {
 155                     ViewsResources VIEW = ViewsResources.getInstance(graph);
 156                     Integer type = graph.getPossibleRelatedValue(resource, VIEW.RowLayout_type, Bindings.INTEGER);
 157                     Integer spacing = graph.getPossibleRelatedValue(resource, VIEW.RowLayout_spacing, Bindings.INTEGER);
 158                     Boolean center = graph.getPossibleRelatedValue(resource, VIEW.RowLayout_center, Bindings.BOOLEAN);
 159                 Boolean fill = graph.getPossibleRelatedValue(resource, VIEW.RowLayout_fill, Bindings.BOOLEAN);
 160                 Boolean justify = graph.getPossibleRelatedValue(resource, VIEW.RowLayout_justify, Bindings.BOOLEAN);
 161                     Boolean pack = graph.getPossibleRelatedValue(resource, VIEW.RowLayout_pack, Bindings.BOOLEAN);
 162                     Boolean wrap = graph.getPossibleRelatedValue(resource, VIEW.RowLayout_wrap, Bindings.BOOLEAN);
 163                     ExtendedMargins extendedMargins = graph.getPossibleRelatedValue(resource, VIEW.RowLayout_extendedMargins, EXTENDED_MARGINS_BINDING);
 164
 165                     RowLayoutBean layout = new RowLayoutBean();
 166                     layout.type = type;
 167                     layout.spacing = spacing;
 168                 layout.center = center;
 169                 layout.fill = fill;
 170                 layout.justify = justify;
 171                     layout.pack = pack;
 172                     layout.wrap = wrap;
 173                     layout.marginLeft = extendedMargins.left;
 174                     layout.marginRight = extendedMargins.right;
 175                     layout.marginTop = extendedMargins.top;
 176                     layout.marginBottom = extendedMargins.bottom;
 177                     return layout;
 178                 }
 179             });
 180         }
 181
 182         public static RowDataBean getRowData(RequestProcessor processor, Resource configuration) throws DatabaseException {
 183             return processor.sync(new ResourceRead<RowDataBean>(configuration) {
 184                 @Override
 185                 public RowDataBean perform(ReadGraph graph) throws DatabaseException {
 186                     ViewsResources VIEW = ViewsResources.getInstance(graph);
 187                     RowDataBean data = new RowDataBean();
 188                     data.width = graph.getPossibleRelatedValue(resource, VIEW.GridLayout_GridData_preferredWidth, Bindings.INTEGER);
 189                     data.height = graph.getPossibleRelatedValue(resource, VIEW.GridLayout_GridData_preferredHeight, Bindings.INTEGER);
 190                     return data;
 191                 }
 192             });
 193         }
 194
 195         public static int getStyle(RequestProcessor processor, Resource configuration) throws DatabaseException {
 196
 197                 return processor.sync(new ResourceRead<Integer>(configuration) {
 198
 199                         @Override
 200                         public Integer perform(ReadGraph graph) throws DatabaseException {
 201
 202                                 ViewsResources VIEW = ViewsResources.getInstance(graph);
 203
 204                                 int result = 0;
 205                                 for(Resource constant : graph.getObjects(resource, VIEW.Control_Style_HasConstant)) {
 206                                         int value = graph.getValue(constant, Bindings.INTEGER);
 207                                         result |= value;
 208                                 }
 209
 210                                 return result;
 211
 212                         }
 213
 214                 });
 215
 216         }
 217
 218         public static ColumnBean getColumn(RequestProcessor processor, Resource configuration) throws DatabaseException {
 219
 220                 return processor.sync(new ResourceRead<ColumnBean>(configuration) {
 221
 222                         @Override
 223                         public ColumnBean perform(ReadGraph graph) throws DatabaseException {
 224
 225                                 ViewsResources VIEW = ViewsResources.getInstance(graph);
 226                                 String key = graph.getPossibleRelatedValue(resource, VIEW.Explorer_Column_HasKey, Bindings.STRING);
 227                                 String label = graph.getPossibleRelatedValue(resource, VIEW.Explorer_Column_HasLabel, Bindings.STRING);
 228                                 String alignment = graph.getPossibleRelatedValue(resource, VIEW.Explorer_Column_HasAlignment, Bindings.STRING);
 229                                 Integer width = graph.getPossibleRelatedValue(resource, VIEW.Explorer_Column_HasWidth, Bindings.INTEGER);
 230                                 String tooltip = graph.getPossibleRelatedValue(resource, VIEW.Explorer_Column_HasTooltip, Bindings.STRING);
 231                                 Boolean grab = graph.getPossibleRelatedValue(resource, VIEW.Explorer_Column_HasGrab, Bindings.BOOLEAN);
 232                                 Integer weight = graph.getPossibleRelatedValue(resource, VIEW.Explorer_Column_HasWeight, Bindings.INTEGER);
 233
 234                                 ColumnBean bean = new ColumnBean();
 235                                 bean.key = key;
 236                                 bean.label = label;
 237                                 bean.alignment = alignment;
 238                                 bean.width = width;
 239                                 bean.tooltip = tooltip;
 240                                 bean.grab = grab;
 241                                 bean.weight = weight;
 242
 243                                 return bean;
 244
 245                         }
 246
 247                 });
 248
 249         }
 250
 251         public static <T> void listen(Resource configuration, Variable context, String relationURI, final Binding binding, final Function1<T, Boolean> function) throws DatabaseException {
 252
 253                 Simantics.getSession().async(new TernaryRead<Resource, Variable, String, T> (configuration, context, relationURI) {
 254
 255                         @SuppressWarnings("unchecked")
 256                         @Override
 257                         public T perform(ReadGraph graph) throws DatabaseException {
 258                                 Object value = graph.getRelatedValue2(parameter, graph.getResource(parameter3), parameter2);
 259                                 Object result = binding.createDefaultUnchecked();
 260                                 try {
 261                                         binding.readFrom(Bindings.getBinding(binding.type()), value, result);
 262                                 } catch (BindingException e) {
 263 //                                      e.printStackTrace();
 264                                         throw new DatabaseException(e);
 265                                 }
 266                                 return (T)result;
 267                         }
 268
 269                 }, new Listener<T>() {
 270
 271                         private boolean disposed = false;
 272
 273             @Override
 274             public void exception(Throwable t) {
 275 //              t.printStackTrace();
 276             }
 277
 278             @Override
 279             public void execute(T result) {
 280                 disposed = function.apply(result);
 281             }
 282
 283             @Override
 284             public boolean isDisposed() {
 285                 return disposed;
 286             }
 287
 288         });
 289
 290         }
 291
 292         public static <T> void listen(Resource configuration, Variable context, String relationURI, final Function1<T, Boolean> function) throws DatabaseException {
 293
 294                 Simantics.getSession().async(new TernaryRead<Resource, Variable, String, T> (configuration, context, relationURI) {
 295
 296                         @Override
 297                         public T perform(ReadGraph graph) throws DatabaseException {
 298                         return graph.getRelatedValue2(parameter, graph.getResource(parameter3), parameter2);
 299                         }
 300
 301                 }, new Listener<T>() {
 302
 303                         private boolean disposed = false;
 304
 305             @Override
 306             public void exception(Throwable t) {
 307 //              t.printStackTrace();
 308             }
 309
 310             @Override
 311             public void execute(T result) {
 312                 disposed = function.apply(result);
 313             }
 314
 315             @Override
 316             public boolean isDisposed() {
 317                 return disposed;
 318             }
 319
 320         });
 321
 322         }
 323
 324         public static Function2<Object, Object, Object> getActionFunctionDeprecated(final Resource configuration, final Resource runtime, final String relationURI) throws DatabaseException {
 325
 326                 return new Function2<Object, Object, Object>() {
 327
 328                         @Override
 329                         public Object apply(final Object selection, final Object event) {
 330
 331                                 Simantics.getSession().async(new WriteRequest() {
 332
 333                                         @Override
 334                                         public void perform(WriteGraph graph) throws DatabaseException {
 335
 336                                         Resource relation = graph.getResource(relationURI);
 337
 338                                         final Resource function = graph.getSingleObject(configuration, relation);
 339
 340                                                 Functions.exec(graph, function, graph, runtime, selection, event);
 341
 342                                         }
 343
 344                                 });
 345
 346                                 return null;
 347
 348                         }
 349
 350                 };
 351
 352         }
 353
 354         public static void setWorkbenchSelection(ISelection selection) {
 355                 ISelectionProvider provider = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage().getActivePart().getSite().getSelectionProvider();
 356         provider.setSelection(selection);
 357         }
 358
 359 }