org.argeo.cms.ui/src/org/argeo/cms/ui/widgets/EditableText.java

   1 package org.argeo.cms.ui.widgets;
   2
   3 import javax.jcr.Item;
   4 import javax.jcr.RepositoryException;
   5
   6 import org.argeo.cms.ui.util.CmsUiUtils;
   7 import org.eclipse.swt.SWT;
   8 import org.eclipse.swt.graphics.Color;
   9 import org.eclipse.swt.layout.GridData;
  10 import org.eclipse.swt.widgets.Composite;
  11 import org.eclipse.swt.widgets.Control;
  12 import org.eclipse.swt.widgets.Label;
  13 import org.eclipse.swt.widgets.Text;
  14
  15 /** Editable text part displaying styled text. */
  16 public class EditableText extends StyledControl {
  17         private static final long serialVersionUID = -6372283442330912755L;
  18
  19         private boolean editable = true;
  20
  21         private Color highlightColor;
  22         private Composite highlight;
  23
  24         public EditableText(Composite parent, int style) {
  25                 super(parent, style);
  26                 editable = !(SWT.READ_ONLY == (style & SWT.READ_ONLY));
  27                 highlightColor = parent.getDisplay().getSystemColor(SWT.COLOR_GRAY);
  28         }
  29
  30         public EditableText(Composite parent, int style, Item item) throws RepositoryException {
  31                 this(parent, style, item, false);
  32         }
  33
  34         public EditableText(Composite parent, int style, Item item, boolean cacheImmediately) throws RepositoryException {
  35                 super(parent, style, item, cacheImmediately);
  36                 editable = !(SWT.READ_ONLY == (style & SWT.READ_ONLY));
  37                 highlightColor = parent.getDisplay().getSystemColor(SWT.COLOR_GRAY);
  38         }
  39
  40         @Override
  41         protected Control createControl(Composite box, String style) {
  42                 if (isEditing() && getEditable()) {
  43                         return createText(box, style, true);
  44                 } else {
  45 //                      return createText(box, style, false);
  46                         return createLabel(box, style);
  47                 }
  48         }
  49
  50         protected Label createLabel(Composite box, String style) {
  51                 Label lbl = new Label(box, getStyle() | SWT.WRAP);
  52                 lbl.setLayoutData(CmsUiUtils.fillWidth());
  53                 if (style != null)
  54                         CmsUiUtils.style(lbl, style);
  55                 CmsUiUtils.markup(lbl);
  56                 if (mouseListener != null)
  57                         lbl.addMouseListener(mouseListener);
  58                 return lbl;
  59         }
  60
  61         protected Text createText(Composite box, String style, boolean editable) {
  62                 highlight = new Composite(box, SWT.NONE);
  63                 highlight.setBackground(highlightColor);
  64                 GridData highlightGd = new GridData(SWT.FILL, SWT.FILL, false, false);
  65                 highlightGd.widthHint = 5;
  66                 highlightGd.heightHint = 3;
  67                 highlight.setLayoutData(highlightGd);
  68
  69                 final Text text = new Text(box, getStyle() | SWT.MULTI | SWT.WRAP);
  70                 text.setEditable(editable);
  71                 GridData textLayoutData = CmsUiUtils.fillWidth();
  72                 // textLayoutData.heightHint = preferredHeight;
  73                 text.setLayoutData(textLayoutData);
  74                 if (style != null)
  75                         CmsUiUtils.style(text, style);
  76                 text.setFocus();
  77                 return text;
  78         }
  79
  80         @Override
  81         protected void clear(boolean deep) {
  82                 if (highlight != null)
  83                         highlight.dispose();
  84                 super.clear(deep);
  85         }
  86
  87         public void setText(String text) {
  88                 Control child = getControl();
  89                 if (child instanceof Label)
  90                         ((Label) child).setText(text);
  91                 else if (child instanceof Text)
  92                         ((Text) child).setText(text);
  93         }
  94
  95         public Text getAsText() {
  96                 return (Text) getControl();
  97         }
  98
  99         public Label getAsLabel() {
 100                 return (Label) getControl();
 101         }
 102
 103         public String getText() {
 104                 Control child = getControl();
 105
 106                 if (child instanceof Label)
 107                         return ((Label) child).getText();
 108                 else if (child instanceof Text)
 109                         return ((Text) child).getText();
 110                 else
 111                         throw new IllegalStateException("Unsupported control " + child.getClass());
 112         }
 113
 114         public boolean getEditable() {
 115                 return editable;
 116         }
 117
 118 }