org.argeo.app.ui/src/org/argeo/app/ui/forms/AbstractTermsPart.java

   1 package org.argeo.app.ui.forms;
   2
   3 import javax.jcr.Item;
   4
   5 import org.argeo.api.cms.ux.CmsIcon;
   6 import org.argeo.app.api.Term;
   7 import org.argeo.app.api.TermsManager;
   8 import org.argeo.app.api.Typology;
   9 import org.argeo.cms.Localized;
  10 import org.argeo.cms.swt.CmsSwtTheme;
  11 import org.argeo.cms.swt.CmsSwtUtils;
  12 import org.argeo.cms.swt.SwtEditablePart;
  13 import org.argeo.cms.swt.widgets.ContextOverlay;
  14 import org.argeo.cms.ui.widgets.StyledControl;
  15 import org.eclipse.swt.SWT;
  16 import org.eclipse.swt.graphics.Color;
  17 import org.eclipse.swt.layout.GridData;
  18 import org.eclipse.swt.widgets.Composite;
  19 import org.eclipse.swt.widgets.Control;
  20 import org.eclipse.swt.widgets.Label;
  21 import org.eclipse.swt.widgets.Text;
  22 import org.eclipse.swt.widgets.ToolItem;
  23
  24 /** Common logic between single and mutliple terms editable part. */
  25 public abstract class AbstractTermsPart extends StyledControl implements SwtEditablePart {
  26         private static final long serialVersionUID = -5497097995341927710L;
  27         protected final TermsManager termsManager;
  28         protected final Typology typology;
  29
  30         private final boolean editable;
  31
  32         private CmsIcon deleteIcon;
  33         private CmsIcon addIcon;
  34         private CmsIcon cancelIcon;
  35
  36         private Color highlightColor;
  37         private Composite highlight;
  38
  39         protected final CmsSwtTheme theme;
  40
  41         public AbstractTermsPart(Composite parent, int style, Item item, TermsManager termsManager, String typology) {
  42                 super(parent, style, item);
  43                 if (item == null)
  44                         throw new IllegalArgumentException("Item cannot be null");
  45                 this.termsManager = termsManager;
  46                 this.typology = termsManager.getTypology(typology);
  47                 this.theme = CmsSwtUtils.getCmsTheme(parent);
  48                 editable = !(SWT.READ_ONLY == (style & SWT.READ_ONLY));
  49                 highlightColor = parent.getDisplay().getSystemColor(SWT.COLOR_GRAY);
  50         }
  51
  52         public boolean isEditable() {
  53                 return editable;
  54         }
  55
  56         protected void createHighlight(Composite block) {
  57                 highlight = new Composite(block, SWT.NONE);
  58                 highlight.setBackground(highlightColor);
  59                 GridData highlightGd = new GridData(SWT.FILL, SWT.FILL, false, false);
  60                 highlightGd.widthHint = 5;
  61                 highlightGd.heightHint = 3;
  62                 highlight.setLayoutData(highlightGd);
  63
  64         }
  65
  66         protected String getTermLabel(Term term) {
  67                 if (term instanceof Localized)
  68                         return ((Localized) term).lead();
  69                 else
  70                         return term.getName();
  71
  72         }
  73
  74         protected abstract void refresh(ContextOverlay contextArea, String filter, Text txt);
  75
  76         protected boolean isTermSelectable(Term term) {
  77                 return true;
  78         }
  79
  80         protected void processTermListLabel(Term term, Label label) {
  81
  82         }
  83
  84         protected void setControlLayoutData(Control control) {
  85                 control.setLayoutData(CmsSwtUtils.fillAll());
  86         }
  87
  88         protected void setContainerLayoutData(Composite composite) {
  89                 composite.setLayoutData(CmsSwtUtils.fillAll());
  90         }
  91
  92         //
  93         // STYLING
  94         //
  95         public void setDeleteIcon(CmsIcon deleteIcon) {
  96                 this.deleteIcon = deleteIcon;
  97         }
  98
  99         public void setAddIcon(CmsIcon addIcon) {
 100                 this.addIcon = addIcon;
 101         }
 102
 103         public void setCancelIcon(CmsIcon cancelIcon) {
 104                 this.cancelIcon = cancelIcon;
 105         }
 106
 107         protected TermsManager getTermsManager() {
 108                 return termsManager;
 109         }
 110
 111         protected void styleDelete(ToolItem deleteItem) {
 112                 if (deleteIcon != null)
 113                         deleteItem.setImage(theme.getSmallIcon(deleteIcon));
 114                 else
 115                         deleteItem.setText("-");
 116         }
 117
 118         protected void styleCancel(ToolItem cancelItem) {
 119                 if (cancelIcon != null)
 120                         cancelItem.setImage(theme.getSmallIcon(cancelIcon));
 121                 else
 122                         cancelItem.setText("X");
 123         }
 124
 125         protected void styleAdd(ToolItem addItem) {
 126                 if (addIcon != null)
 127                         addItem.setImage(theme.getSmallIcon(addIcon));
 128                 else
 129                         addItem.setText("+");
 130         }
 131 }