org.simantics.interop/src/org/simantics/interop/utils/TableUtils.java

   1 package org.simantics.interop.utils;\r
   2 \r
   3 import org.eclipse.jface.viewers.TableViewer;\r
   4 import org.eclipse.jface.viewers.TableViewerColumn;\r
   5 import org.eclipse.jface.viewers.TreeViewer;\r
   6 import org.eclipse.jface.viewers.TreeViewerColumn;\r
   7 import org.eclipse.swt.SWT;\r
   8 import org.eclipse.swt.events.SelectionAdapter;\r
   9 import org.eclipse.swt.events.SelectionEvent;\r
  10 import org.eclipse.swt.widgets.TableColumn;\r
  11 import org.eclipse.swt.widgets.TreeColumn;\r
  12 \r
  13 public class TableUtils {\r
  14         public static TableViewerColumn addColumn(final TableViewer viewer, String text, boolean resize, boolean sort, int width) {\r
  15                 final TableViewerColumn twc = new TableViewerColumn(viewer, SWT.NONE);\r
  16                 final TableColumn tc = twc.getColumn();\r
  17                 tc.setText(text);\r
  18                 tc.setResizable(resize);\r
  19                 tc.setWidth(width);\r
  20                 if (sort) {\r
  21                         tc.addSelectionListener(new SelectionAdapter() {\r
  22                                 @Override\r
  23                                 public void widgetSelected(SelectionEvent e) {\r
  24                                         StringColumnComparator comparator = null;\r
  25                                         if (viewer.getComparator() instanceof StringColumnComparator) {\r
  26                                                 comparator = (StringColumnComparator)viewer.getComparator();\r
  27                                         } else {\r
  28                                                 comparator = new StringColumnComparator();\r
  29                                                 viewer.setComparator(comparator);\r
  30                                         }\r
  31                                         TableColumn tcs[] = viewer.getTable().getColumns();\r
  32                                         int index = -1;\r
  33                                         for (int i = 0; i <tcs.length; i++) {\r
  34                                                 if (tcs[i].equals(tc)) {\r
  35                                                         index = i;\r
  36                                                         break;\r
  37                                                 }\r
  38                                         }\r
  39                                         if (index == -1)\r
  40                                                 return;\r
  41                                         comparator.setColumnt(index);\r
  42                                         \r
  43                                         int dir = viewer.getTable().getSortDirection();\r
  44                                         if (viewer.getTable().getSortColumn() == tc) {\r
  45                                                 dir = dir == SWT.UP ? SWT.DOWN : SWT.UP;\r
  46                                         } else {\r
  47         \r
  48                                                 dir = SWT.DOWN;\r
  49                                         }\r
  50                                         viewer.getTable().setSortDirection(dir);\r
  51                                         viewer.getTable().setSortColumn(tc);\r
  52                                         viewer.refresh();\r
  53                                 }\r
  54                         });\r
  55                 }\r
  56                 return twc;\r
  57         }\r
  58         \r
  59         public static TreeViewerColumn addColumn(final TreeViewer viewer, String text, boolean resize, int width) {\r
  60                 final TreeViewerColumn tvc = new TreeViewerColumn(viewer, SWT.NONE);\r
  61                 TreeColumn tc = tvc.getColumn();\r
  62                 tc.setResizable(resize);\r
  63                 tc.setText(text);\r
  64                 tc.setWidth(width);\r
  65                 return tvc;\r
  66         }\r
  67 }\r