eclipseprojects/eu.etaxonomy.taxeditor/src/eu/etaxonomy/taxeditor/view/nameviewersupport/EditableGroupedComposite.java

   1 package eu.etaxonomy.taxeditor.view.nameviewersupport;
   2
   3 import org.apache.log4j.Logger;
   4 import org.eclipse.jface.text.TextViewer;
   5 import org.eclipse.swt.SWT;
   6 import org.eclipse.swt.graphics.Font;
   7 import org.eclipse.swt.graphics.Image;
   8 import org.eclipse.swt.widgets.Composite;
   9 import org.eclipse.swt.widgets.Display;
  10 import org.eclipse.swt.widgets.Label;
  11 import org.eclipse.swt.widgets.Menu;
  12 import org.eclipse.ui.forms.IFormPart;
  13 import org.eclipse.ui.forms.IManagedForm;
  14 import org.eclipse.ui.forms.widgets.TableWrapData;
  15 import org.eclipse.ui.forms.widgets.TableWrapLayout;
  16
  17 abstract public class EditableGroupedComposite extends GroupedComposite {
  18         private static final Logger logger = Logger.getLogger(TaxonCompositeFactory.class);
  19
  20         protected TextViewer textViewer;
  21         protected TableWrapLayout layout;
  22
  23         ISelectionWrapper selectionWrapper;
  24
  25         private Label draggableLabel;
  26
  27         protected IManagedForm managedForm;
  28         protected IFormPart formPart;
  29         protected boolean dirty;
  30
  31         public EditableGroupedComposite(Composite parent, IManagedForm managedForm) {
  32                 super(parent);
  33
  34                 this.managedForm = managedForm;
  35                 this.formPart = new FormPart(managedForm);
  36         }
  37
  38         @Override
  39         protected void createContent() {
  40                 setLayoutData(new TableWrapData(TableWrapData.FILL_GRAB));
  41                 layout = new TableWrapLayout();
  42                 layout.numColumns = 2;
  43                 layout.leftMargin = 0;
  44                 setLayout(layout);
  45
  46                 setBackground(Display.getCurrent().getSystemColor(SWT.COLOR_WHITE));
  47
  48                 draggableLabel = new Label(this, SWT.NONE);
  49                 draggableLabel.setBackground(Display.getCurrent().getSystemColor(SWT.COLOR_WHITE));
  50                 draggableLabel.setLayoutData(new TableWrapData(TableWrapData.CENTER, TableWrapData.MIDDLE));
  51
  52                 setDraggableControl(draggableLabel);
  53         }
  54
  55         public TextViewer getTextViewer() {
  56                 return textViewer;
  57         }
  58
  59         public void setTextViewer(TextViewer textViewer) {
  60                 this.textViewer = textViewer;
  61         }
  62
  63         public void setIcon(Image icon) {
  64                 draggableLabel.setImage(icon);
  65         }
  66
  67         public Label getDraggableLabel() {
  68                 return draggableLabel;
  69         }
  70
  71         public void setIndent(int indent) {
  72                 layout.leftMargin = indent;
  73                 this.setLayout(layout);
  74         }
  75
  76         public boolean setFocus() {
  77                 if (selectionWrapper != null) {
  78                         selectionWrapper.setSelection();
  79                 }
  80                 return super.setFocus();
  81         }
  82
  83         public void setFont(Font font) {
  84                 getTextViewer().getTextWidget().setFont(font);
  85         }
  86
  87         public void setSelectionWrapper (ISelectionWrapper selectionWrapper) {
  88                 this.selectionWrapper = selectionWrapper;
  89         }
  90
  91         public Menu getMenu () {
  92
  93                 Menu menu = draggableLabel.getMenu();
  94                 if (menu == null) {
  95                         menu = new Menu(draggableLabel);
  96                         draggableLabel.setMenu(menu);
  97                 }
  98                 return menu;
  99         }
 100
 101         public void createBorderSupport(IManagedForm managedForm) {
 102                 CompositeBorderDecorator borderDecorator = new CompositeBorderDecorator(
 103                                 this, managedForm);
 104                 TextViewer textViewer = getTextViewer();
 105                 if (textViewer != null) {
 106                         borderDecorator.setBorderedComposite(textViewer
 107                                         .getTextWidget());
 108                 }
 109         }
 110
 111         protected void setDirty(boolean isDirty) {
 112                 this.dirty = isDirty;
 113         }
 114
 115         class FormPart implements IFormPart {
 116
 117                 public FormPart(IManagedForm form) {
 118                         form.addPart(this);
 119                 }
 120
 121                 @Override
 122                 public void commit(boolean onSave) {}
 123
 124                 @Override
 125                 public void dispose() {}
 126
 127                 @Override
 128                 public void initialize(IManagedForm form) {}
 129
 130                 @Override
 131                 public boolean isDirty() {
 132                         return dirty;
 133                 }
 134
 135                 @Override
 136                 public boolean isStale() {
 137                         return false;
 138                 }
 139
 140                 @Override
 141                 public void refresh() {}
 142
 143                 @Override
 144                 public void setFocus() {}
 145
 146                 @Override
 147                 public boolean setFormInput(Object input) {
 148                         return false;
 149                 }
 150         }
 151 }