示例#1
0
  /** Returns the baseline for buttons. */
  private static int getButtonBaseline(AbstractButton button, int height) {
    FontMetrics fm = button.getFontMetrics(button.getFont());

    resetRects(button, height);

    String text = button.getText();
    if (text != null && text.startsWith("<html>")) {
      return -1;
    }
    // NOTE: that we use "a" here to make sure we get a valid value, if
    // we were to pass in an empty string or null we would not get
    // back the right thing.
    SwingUtilities.layoutCompoundLabel(
        button,
        fm,
        "a",
        button.getIcon(),
        button.getVerticalAlignment(),
        button.getHorizontalAlignment(),
        button.getVerticalTextPosition(),
        button.getHorizontalTextPosition(),
        viewRect,
        iconRect,
        textRect,
        text == null ? 0 : button.getIconTextGap());

    if (isAqua()) {
      return textRect.y + fm.getAscent() + 1;
    }
    return textRect.y + fm.getAscent();
  }
示例#2
0
 /**
  * Returns the baseline.
  *
  * @throws NullPointerException {@inheritDoc}
  * @throws IllegalArgumentException {@inheritDoc}
  * @see javax.swing.JComponent#getBaseline(int, int)
  * @since 1.6
  */
 public int getBaseline(JComponent c, int width, int height) {
   super.getBaseline(c, width, height);
   AbstractButton b = (AbstractButton) c;
   String text = b.getText();
   if (text == null || "".equals(text)) {
     return -1;
   }
   FontMetrics fm = b.getFontMetrics(b.getFont());
   layout(b, fm, width, height);
   return BasicHTML.getBaseline(b, textRect.y, fm.getAscent(), textRect.width, textRect.height);
 }
  public static Dimension getPreferredSize(AbstractButton b) {
    String style = (String) b.getClientProperty("Quaqua.Button.style");
    if (style == null) {
      style = "push";
    }
    if (style.equals("help")) {
      Icon helpIcon = UIManager.getIcon("Button.helpIcon");
      Insets insets = b.getInsets();

      return new Dimension(
          helpIcon.getIconWidth() + insets.left + insets.right,
          helpIcon.getIconHeight() + insets.top + insets.bottom);
    }
    if (b.getComponentCount() > 0) {
      return null;
    }

    int textIconGap = Methods.invokeGetter(b, "getIconTextGap", 4);
    Icon icon = (Icon) b.getIcon();
    String text = b.getText();

    Font font = b.getFont();
    FontMetrics fm = b.getFontMetrics(font);

    viewR.x = viewR.y = 0;
    viewR.width = Short.MAX_VALUE;
    viewR.height = Short.MAX_VALUE;
    iconR.x = iconR.y = iconR.width = iconR.height = 0;
    textR.x = textR.y = textR.width = textR.height = 0;

    SwingUtilities.layoutCompoundLabel(
        (JComponent) b,
        fm,
        text,
        icon,
        b.getVerticalAlignment(),
        b.getHorizontalAlignment(),
        b.getVerticalTextPosition(),
        b.getHorizontalTextPosition(),
        viewR,
        iconR,
        textR,
        (text == null ? 0 : textIconGap));

    /* The preferred size of the button is the size of
     * the text and icon rectangles plus the buttons insets.
     */

    Rectangle r = iconR.union(textR);

    // if (b.isBorderPainted()) {
    Insets insets = b.getInsets();
    r.width += insets.left + insets.right;
    r.height += insets.top + insets.bottom;
    // }
    if (!QuaquaUtilities.isSmallSizeVariant(b)
        && style.equals("push")
        && b.getIcon() == null
        && b.getText() != null) {
      r.width = Math.max(r.width, UIManager.getInt("Button.minimumWidth"));
    }
    return r.getSize();
  }