/**
  * Determines whether the image is selected, and if it's the only thing selected.
  *
  * @return 0 if not selected, 1 if selected, 2 if exclusively selected. "Exclusive" selection is
  *     only returned when editable.
  */
 protected int getSelectionState() {
   int p0 = fElement.getStartOffset();
   int p1 = fElement.getEndOffset();
   if (fContainer instanceof JTextComponent) {
     JTextComponent textComp = (JTextComponent) fContainer;
     int start = textComp.getSelectionStart();
     int end = textComp.getSelectionEnd();
     if (start <= p0 && end >= p1) {
       if (start == p0 && end == p1 && isEditable()) return 2;
       else return 1;
     }
   }
   return 0;
 }
 /** Select or grow image when clicked. */
 public void mousePressed(MouseEvent e) {
   Dimension size = fComponent.getSize();
   if (e.getX() >= size.width - 7 && e.getY() >= size.height - 7 && getSelectionState() == 2) {
     // Click in selected grow-box:
     if (DEBUG) System.out.println("ImageView: grow!!! Size=" + fWidth + "x" + fHeight);
     Point loc = fComponent.getLocationOnScreen();
     fGrowBase = new Point(loc.x + e.getX() - fWidth, loc.y + e.getY() - fHeight);
     fGrowProportionally = e.isShiftDown();
   } else {
     // Else select image:
     fGrowBase = null;
     JTextComponent comp = (JTextComponent) fContainer;
     int start = fElement.getStartOffset();
     int end = fElement.getEndOffset();
     int mark = comp.getCaret().getMark();
     int dot = comp.getCaret().getDot();
     if (e.isShiftDown()) {
       // extend selection if shift key down:
       if (mark <= start) comp.moveCaretPosition(end);
       else comp.moveCaretPosition(start);
     } else {
       // just select image, without shift:
       if (mark != start) comp.setCaretPosition(start);
       if (dot != end) comp.moveCaretPosition(end);
     }
   }
 }
Example #3
0
 /** Create an editor to represent the given document. */
 protected JTextComponent createEditor() {
   JTextComponent c = new JTextArea();
   c.setDragEnabled(true);
   c.setFont(new Font("monospaced", Font.PLAIN, 12));
   return c;
 }
 /** Returns the text editor's highlight color. */
 protected Color getHighlightColor() {
   JTextComponent textComp = (JTextComponent) fContainer;
   return textComp.getSelectionColor();
 }