Example usage for javax.swing JComponent isOpaque

Introduction

In this page you can find the example usage for javax.swing JComponent isOpaque.

Prototype

public boolean isOpaque() 

Source Link

Document

Returns true if this component is completely opaque.

Usage

From source file:org.underworldlabs.swing.plaf.base.AcceleratorToolTipUI.java

public void paint(Graphics g, JComponent c) {

    UIUtils.antialias(g);// w  w  w.j  av a2 s  .  com

    Font font = c.getFont();
    FontMetrics metrics = c.getFontMetrics(font);

    Dimension size = c.getSize();
    if (c.isOpaque()) {
        g.setColor(c.getBackground());
        g.fillRect(0, 0, size.width + 20, size.height);
    }

    JToolTip toolTip = (JToolTip) c;
    String tipText = getTipText(toolTip);

    if (!MiscUtils.isNull(tipText)) {

        Insets insets = c.getInsets();
        Rectangle paintTextR = new Rectangle(insets.left, insets.top, size.width - (insets.left + insets.right),
                size.height - (insets.top + insets.bottom));

        Color foreground = c.getForeground();
        g.setColor(foreground);
        g.setFont(font);

        g.drawString(tipText, paintTextR.x + 3, paintTextR.y + metrics.getAscent());

        String acceleratorString = getAcceleratorStringForRender(toolTip);
        if (StringUtils.isNotBlank(acceleratorString)) {

            Font acceleratorFont = font.deriveFont(font.getSize() - 1f);
            g.setFont(acceleratorFont);
            g.setColor(GUIUtils.getSlightlyBrighter(foreground, 2.0f));

            g.drawString(acceleratorString, paintTextR.x + 6 + metrics.stringWidth(tipText),
                    paintTextR.y + metrics.getAscent());
        }

    }

}

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