bundles/org.simantics.views.swt.client/src/org/simantics/views/swt/client/impl/SWTExplorer.java

   1 package org.simantics.views.swt.client.impl;\r
   2 \r
   3 import java.util.ArrayList;\r
   4 import java.util.Collections;\r
   5 import java.util.HashMap;\r
   6 import java.util.List;\r
   7 import java.util.Map;\r
   8 \r
   9 import org.eclipse.jface.viewers.IPostSelectionProvider;\r
  10 import org.eclipse.jface.viewers.ISelection;\r
  11 import org.eclipse.jface.viewers.ISelectionChangedListener;\r
  12 import org.eclipse.jface.viewers.ISelectionProvider;\r
  13 import org.eclipse.jface.viewers.SelectionChangedEvent;\r
  14 import org.eclipse.swt.SWT;\r
  15 import org.eclipse.swt.widgets.Composite;\r
  16 import org.eclipse.swt.widgets.Event;\r
  17 import org.eclipse.swt.widgets.Listener;\r
  18 import org.eclipse.ui.IWorkbenchSite;\r
  19 import org.simantics.browsing.ui.Column;\r
  20 import org.simantics.browsing.ui.StatePersistor;\r
  21 import org.simantics.browsing.ui.swt.PassThruInputSource;\r
  22 import org.simantics.browsing.ui.swt.widgets.ModelBrowser;\r
  23 import org.simantics.browsing.ui.swt.widgets.impl.WidgetSupportImpl;\r
  24 import org.simantics.scl.runtime.function.Function1;\r
  25 import org.simantics.views.ViewUtils.ColumnBean;\r
  26 import org.simantics.views.ViewUtils.LayoutBean;\r
  27 import org.simantics.views.swt.client.base.SWTViewUtils;\r
  28 import org.simantics.views.swt.client.base.SingleSWTViewNode;\r
  29 \r
  30 public class SWTExplorer extends SingleSWTViewNode<ModelBrowser> {\r
  31         \r
  32         private static final long serialVersionUID = 7932335224632082902L;\r
  33         \r
  34         public LayoutBean layout;\r
  35         public String browseContext;\r
  36         public String contextMenuId;\r
  37         public String uiContext;\r
  38         public Function1<Object, Boolean> selectionListener;\r
  39         public Object input;\r
  40         public List<ColumnBean> columns;\r
  41         public List<ColumnBean> editingColumns;\r
  42         public Boolean columnsVisible;\r
  43         public Boolean displayFilter;\r
  44         public Boolean publishSelection;\r
  45         public Boolean useNodeBrowseContexts;\r
  46         public Boolean useNodeActionContexts;\r
  47         public StatePersistor persistor;\r
  48         \r
  49         public ISelection lastSelection;\r
  50         \r
  51         @Override\r
  52         public void createControls(Composite parent) {\r
  53 \r
  54                 if(browseContext == null) return;\r
  55                 \r
  56                 final IWorkbenchSite site = getSite();\r
  57 \r
  58                 Map<String, Object> args = new HashMap<String, Object>();\r
  59                 args.put("displaySelectors", Boolean.FALSE);\r
  60                 args.put("displayFilter", displayFilter != null ? displayFilter : Boolean.FALSE);\r
  61                 if(useNodeBrowseContexts != null && useNodeBrowseContexts) {\r
  62                         args.put("useNodeBrowseContexts", true);\r
  63                 }\r
  64                 if(useNodeActionContexts != null && useNodeActionContexts) {\r
  65                         args.put("useNodeActionContexts", true);\r
  66                 }\r
  67 \r
  68                 control = new ModelBrowser(Collections.singleton(browseContext), args, site, parent, new WidgetSupportImpl(), style);\r
  69                 control.setContextMenuId(contextMenuId);\r
  70                 if (uiContext != null) {\r
  71                         control.setUiContexts(Collections.singleton(uiContext));\r
  72                 }\r
  73                 \r
  74                 control.setStatePersistor(persistor);\r
  75                 \r
  76                 control.finish();\r
  77 \r
  78                 setProperties();\r
  79                 \r
  80                 control.setInputSource(PassThruInputSource.INSTANCE);\r
  81 \r
  82                 ISelectionProvider sp = (ISelectionProvider)control.getExplorer().getAdapter(ISelectionProvider.class);\r
  83                 sp.addSelectionChangedListener(new ISelectionChangedListener() {\r
  84                         \r
  85                         @Override\r
  86                         public void selectionChanged(SelectionChangedEvent event) {\r
  87                                 if (site != null) {\r
  88                                         ISelectionProvider sp = site.getSelectionProvider();\r
  89                                         if (sp != null) {\r
  90                                                 sp.setSelection(event.getSelection());\r
  91                                         }\r
  92                                 }\r
  93                         }\r
  94                         \r
  95                 });\r
  96                 \r
  97                 IPostSelectionProvider psp = (IPostSelectionProvider)control.getExplorer().getAdapter(IPostSelectionProvider.class);\r
  98                 psp.addPostSelectionChangedListener(new ISelectionChangedListener() {\r
  99                         \r
 100                         @Override\r
 101                         public void selectionChanged(SelectionChangedEvent event) {\r
 102                                 \r
 103 //                              ISelection selection = (ISelection)control.getExplorer().getWidgetSelection();\r
 104                                 if (site != null) {\r
 105                                         ISelectionProvider sp = site.getSelectionProvider();\r
 106                                         if (sp != null) {\r
 107                                                 sp.setSelection(event.getSelection());\r
 108                                         }\r
 109                                 }\r
 110                                 \r
 111                         }\r
 112                         \r
 113                 });\r
 114                 \r
 115                 control.addListenerToControl(SWT.Selection, new Listener() {\r
 116 \r
 117                         @Override\r
 118                         public void handleEvent(Event event) {\r
 119                                 \r
 120                                 if(selectionListener != null)\r
 121                                         selectionListener.apply(event);\r
 122                                 \r
 123                                 ISelection selection = (ISelection)control.getExplorer().getWidgetSelection();\r
 124                                 // [Tuukka@2012-04-08] Disabled this because it was causing\r
 125                                 // horrible selection feedback effects in the Model Browser\r
 126                                 // view that is using it. It causes the browser to react to\r
 127                                 // external selections which were initially published as its own\r
 128                                 // with a delay.\r
 129                                 //System.out.println("selection: " + selection);\r
 130 //                              if(publishSelection != null && publishSelection) {\r
 131 //                                      if (site != null) {\r
 132 //                                              ISelectionProvider sp = site.getSelectionProvider();\r
 133 //                                              if (sp != null) {\r
 134 //                                                      sp.setSelection(selection);\r
 135 //                                              }\r
 136 //                                      }\r
 137 //                              }\r
 138                                 \r
 139                                 propertyCallback.apply("selection", selection);\r
 140                                 \r
 141                                 lastSelection = selection;\r
 142                                 \r
 143                         }\r
 144                         \r
 145                 });\r
 146                         \r
 147         }\r
 148 \r
 149         public void synchronizeColumnsVisible(Boolean columnsVisible) {\r
 150                 if(columnsVisible != null) control.setColumnsVisible(columnsVisible);\r
 151         }\r
 152         \r
 153         public void synchronizeDisplayFilter(Boolean displayFilter) {\r
 154 //              if(displayFilter != null) control.setColumnsVisible(displayFilter);\r
 155         }\r
 156 \r
 157         public void synchronizePublishSelection(Boolean publishSelection) {\r
 158         }\r
 159 \r
 160         public void synchronizeInput(Object input) {\r
 161                 if(input != null) control.setInput(input, false);\r
 162         }\r
 163         \r
 164         public void synchronizeBrowseContext(String browseContext) {\r
 165         }\r
 166         \r
 167         public void synchronizeContextMenuId(String contextMenuId) {\r
 168         }\r
 169 \r
 170         public void synchronizeSelectionListener(Function1<Object, Boolean> selectionListener) {\r
 171         }\r
 172 \r
 173         public void synchronizePersistor(StatePersistor persistor) {\r
 174         }\r
 175 \r
 176         public void synchronizeColumns(ArrayList<ColumnBean> columns) {\r
 177                 if(columns != null) {\r
 178                         Column[] cols = new Column[columns.size()];\r
 179                         for(int i=0;i<columns.size();i++) cols[i] = SWTViewUtils.toColumn(columns.get(i));\r
 180                         control.setColumns(cols);\r
 181                 }\r
 182         }\r
 183 \r
 184         public void synchronizeEditingColumns(ArrayList<ColumnBean> columns) {\r
 185                 if(columns != null) {\r
 186                         String[] ecs = new String[columns.size()];\r
 187                         for(int i=0;i<columns.size();i++) ecs[i] = columns.get(i).key;\r
 188                         control.setEditingColumn(ecs);\r
 189                 }\r
 190         }\r
 191 \r
 192         final public void synchronizeLayout(LayoutBean layout) {\r
 193         }\r
 194         \r
 195 }\r