swing/colorchooser/AbstractColorChooserPanel.java

36  * a new color chooser panel into a <code>JColorChooser</code>, subclass
74     private JColorChooser chooser;
79       * you to set up the initial state of your chooser.
85      * Builds a new chooser panel.
155      * Invoked when the panel is added to the chooser.
158      * @param enclosingChooser the chooser to which the panel is to be added
159      * @exception RuntimeException  if the chooser panel has already been
163         if (chooser != null) {
164             throw new RuntimeException ("This chooser panel is already installed");
166         chooser = enclosingChooser;
167         chooser.addPropertyChangeListener("enabled", enabledListener);
168         setEnabled(chooser.isEnabled());
174      * Invoked when the panel is removed from the chooser.
177      * @param enclosingChooser the chooser from which the panel is to be removed
180         chooser.removePropertyChangeListener("enabled", enabledListener);
181         chooser = null;
185       * Returns the model that the chooser panel is editing.
190         return (this.chooser != null)
191                 ? this.chooser.getSelectionModel()
214      * Sets whether color chooser panel allows to select the transparency
220      * <p>The value is a hint and may not be applicable to all types of chooser
234      * Gets whether color chooser panel allows to select the transparency