Package net.sourceforge.jiu.apps

Class MenuWrapper

  • Direct Known Subclasses:
    AwtMenuWrapper
    public abstract class MenuWrapper
extends Object
    Abstract menu wrapper. A menu consists of a number of menu elements, each of which have a text, an enabled status and an int constant from MenuIndexConstants associated with it.
    Author:
    Marco Schmidt

    • Constructor Detail

      • MenuWrapper

        public MenuWrapper()

    • Method Detail

      • findIndex

        public abstract int findIndex​(Object o)
        Attempts to find the index of a given object that represents a menu element.
        Parameters:
        o - some object representing part of the menu
        Returns:
        corresponding index value from MenuIndexConstants on success or -1 on failure

      • getStringIndex

        public int getStringIndex​(int menuIndex)
        For one of the values in MenuIndexConstants, returns the corresponding constant in StringIndexConstants.
        Parameters:
        menuIndex - int value from the MenuIndexConstants interface
        Returns:
        int value from the StringIndexConstants interface

      • setEnabled

        public abstract void setEnabled​(int index,
                                boolean enabled)
        Sets the enabled status of one of the menu items to either true or false.
        Parameters:
        index - menu index of the component whose status is to be reset
        enabled - boolean with the new value

      • setLabel

        public abstract void setLabel​(int index,
                              String text)
        Sets the text of one of the menu elements to a new value. This method is usually called when the language settings have changed and new words have to be assigned.
        Parameters:
        index - integer index of the menu element
        text - new text value to be used for this element