swt/terms/SingleTermPart.java

   1 package org.argeo.app.swt.terms;
   2
   3 import java.util.List;
   4
   5 import org.argeo.api.acr.Content;
   6 import org.argeo.app.api.Term;
   7 import org.argeo.app.api.TermsManager;
   8 import org.argeo.app.ux.SuiteStyle;
   9 import org.argeo.cms.swt.CmsSwtUtils;
  10 import org.argeo.cms.swt.MouseDoubleClick;
  11 import org.argeo.cms.swt.MouseDown;
  12 import org.argeo.cms.swt.Selected;
  13 import org.argeo.cms.swt.SwtEditablePart;
  14 import org.argeo.cms.swt.widgets.ContextOverlay;
  15 import org.eclipse.swt.SWT;
  16 import org.eclipse.swt.events.FocusEvent;
  17 import org.eclipse.swt.events.FocusListener;
  18 import org.eclipse.swt.layout.GridLayout;
  19 import org.eclipse.swt.widgets.Composite;
  20 import org.eclipse.swt.widgets.Control;
  21 import org.eclipse.swt.widgets.Text;
  22 import org.eclipse.swt.widgets.ToolBar;
  23 import org.eclipse.swt.widgets.ToolItem;
  24
  25 /** {@link SwtEditablePart} for terms. */
  26 public class SingleTermPart extends AbstractTermsPart {
  27         private static final long serialVersionUID = -4961135649177920808L;
  28
  29         public SingleTermPart(Composite parent, int style, Content item, TermsManager termsManager, String typology) {
  30                 super(parent, style, item, termsManager, typology);
  31         }
  32
  33         @Override
  34         protected Control createControl(Composite box, String style) {
  35                 if (isEditing()) {
  36                         Composite block = new Composite(box, SWT.NONE);
  37                         block.setLayout(CmsSwtUtils.noSpaceGridLayout(3));
  38
  39                         createHighlight(block);
  40
  41                         Text txt = new Text(block, SWT.SINGLE);
  42                         CmsSwtUtils.style(txt, style == null ? SuiteStyle.simpleInput.style() : style);
  43
  44                         ToolBar toolBar = new ToolBar(block, SWT.HORIZONTAL);
  45                         if (isCanDelete()) {
  46                                 ToolItem deleteItem = new ToolItem(toolBar, SWT.PUSH);
  47                                 styleDelete(deleteItem);
  48                                 deleteItem.addSelectionListener((Selected) (e) -> {
  49                                         setValue(null);
  50                                         stopEditing();
  51                                 });
  52                         }
  53                         ToolItem cancelItem = new ToolItem(toolBar, SWT.PUSH);
  54                         styleCancel(cancelItem);
  55                         cancelItem.addSelectionListener((Selected) (e) -> {
  56                                 stopEditing();
  57                         });
  58
  59                         ContextOverlay contextOverlay = new ContextOverlay(txt, SWT.NONE) {
  60                                 private static final long serialVersionUID = -7980078594405384874L;
  61
  62                                 @Override
  63                                 protected void onHide() {
  64                                         stopEditing();
  65                                 }
  66                         };
  67                         contextOverlay.setLayout(new GridLayout());
  68                         // filter
  69                         txt.addModifyListener((e) -> {
  70                                 String filter = txt.getText().toLowerCase();
  71                                 if ("".equals(filter.trim()))
  72                                         filter = null;
  73                                 refresh(contextOverlay, filter, txt);
  74                         });
  75                         txt.addFocusListener(new FocusListener() {
  76                                 private static final long serialVersionUID = -6024501573409619949L;
  77
  78                                 @Override
  79                                 public void focusLost(FocusEvent event) {
  80 //                                      if (!contextOverlay.isDisposed() && contextOverlay.isShellVisible())
  81 //                                              getDisplay().asyncExec(() -> stopEditing());
  82                                 }
  83
  84                                 @Override
  85                                 public void focusGained(FocusEvent event) {
  86                                         // txt.setText("");
  87                                         if (!contextOverlay.isDisposed() && !contextOverlay.isShellVisible())
  88                                                 refresh(contextOverlay, null, txt);
  89                                 }
  90                         });
  91                         layout(new Control[] { block });
  92                         getDisplay().asyncExec(() -> txt.setFocus());
  93                         return block;
  94                 } else {
  95                         Composite block = new Composite(box, SWT.NONE);
  96                         block.setLayout(CmsSwtUtils.noSpaceGridLayout(2));
  97                         Term currentValue = getValue();
  98                         if (currentValue != null) {
  99                                 Text lbl = new Text(block, SWT.SINGLE);
 100                                 lbl.setEditable(false);
 101                                 String display = getTermLabel(currentValue);
 102                                 lbl.setText(display);
 103                                 CmsSwtUtils.style(lbl, style == null ? SuiteStyle.simpleInput.style() : style);
 104                                 processTermListLabel(currentValue, lbl);
 105                                 if (isEditable()) {
 106                                         lbl.addMouseListener((MouseDoubleClick) (e) -> {
 107                                                 startEditing();
 108                                         });
 109                                 }
 110                         } else {
 111                                 if (isEditable()) {
 112
 113                                         ToolBar toolBar = new ToolBar(block, SWT.HORIZONTAL);
 114                                         ToolItem addItem = new ToolItem(toolBar, SWT.FLAT);
 115                                         styleAdd(addItem);
 116                                         addItem.addSelectionListener((Selected) (e) -> {
 117                                                 startEditing();
 118                                         });
 119                                 }
 120                                 // add dummy text so that height wont's move afterwards
 121                                 Text lbl = new Text(block, SWT.SINGLE);
 122                                 lbl.setEditable(false);
 123                                 if (!isEditable()) {// empty, non editable
 124                                         if (getMessage() != null)
 125                                                 lbl.setMessage(getMessage());
 126                                 }
 127                         }
 128                         return block;
 129                 }
 130         }
 131
 132         @Override
 133         protected void refresh(ContextOverlay contextArea, String filter, Text txt) {
 134                 CmsSwtUtils.clear(contextArea);
 135                 List<? extends Term> terms = termsManager.listAllTerms(typology.getId());
 136                 terms: for (Term term : terms) {
 137                         String display = getTermLabel(term);
 138                         if (filter != null && !display.toLowerCase().contains(filter))
 139                                 continue terms;
 140                         Text termL = new Text(contextArea, SWT.WRAP);
 141                         termL.setEditable(false);
 142                         termL.setText(display);
 143                         processTermListLabel(term, termL);
 144                         if (isTermSelectable(term))
 145                                 termL.addMouseListener((MouseDown) (e) -> {
 146                                         setValue(term);
 147                                         contextArea.hide();
 148                                         stopEditing();
 149                                 });
 150                 }
 151                 contextArea.show();
 152                 // txt.setFocus();
 153         }
 154
 155         protected Term getValue() {
 156                 String property = typology.getId();
 157                 String id = getContent().attr(property);
 158                 Term term = termsManager.getTerm(id);
 159
 160                 return term;
 161         }
 162
 163         protected void setValue(Term value) {
 164                 String property = typology.getId();
 165                 if (value == null)
 166                         getContent().remove(property);
 167                 else
 168                         getContent().put(property, value.getId());
 169 //              Jcr.set(getNode(), property, value != null ? value.getId() : null);
 170 //              Jcr.save(getNode());
 171         }
 172 }