IT. Expert System.

Java Standard Edition (SE)

AWTEvent


java.awt

Class AWTEvent

    • Field Detail

      • consumed

        protected boolean consumed
        Controls whether or not the event is sent back down to the peer once the source has processed it - false means it's sent to the peer; true means it's not. Semantic events always have a 'true' value since they were generated by the peer in response to a low-level event.
        See Also:
        consume(), isConsumed()
      • COMPONENT_EVENT_MASK

        public static final long COMPONENT_EVENT_MASK
        The event mask for selecting component events.
        See Also:
        Constant Field Values
      • CONTAINER_EVENT_MASK

        public static final long CONTAINER_EVENT_MASK
        The event mask for selecting container events.
        See Also:
        Constant Field Values
      • FOCUS_EVENT_MASK

        public static final long FOCUS_EVENT_MASK
        The event mask for selecting focus events.
        See Also:
        Constant Field Values
      • KEY_EVENT_MASK

        public static final long KEY_EVENT_MASK
        The event mask for selecting key events.
        See Also:
        Constant Field Values
      • MOUSE_EVENT_MASK

        public static final long MOUSE_EVENT_MASK
        The event mask for selecting mouse events.
        See Also:
        Constant Field Values
      • MOUSE_MOTION_EVENT_MASK

        public static final long MOUSE_MOTION_EVENT_MASK
        The event mask for selecting mouse motion events.
        See Also:
        Constant Field Values
      • WINDOW_EVENT_MASK

        public static final long WINDOW_EVENT_MASK
        The event mask for selecting window events.
        See Also:
        Constant Field Values
      • ACTION_EVENT_MASK

        public static final long ACTION_EVENT_MASK
        The event mask for selecting action events.
        See Also:
        Constant Field Values
      • ADJUSTMENT_EVENT_MASK

        public static final long ADJUSTMENT_EVENT_MASK
        The event mask for selecting adjustment events.
        See Also:
        Constant Field Values
      • ITEM_EVENT_MASK

        public static final long ITEM_EVENT_MASK
        The event mask for selecting item events.
        See Also:
        Constant Field Values
      • TEXT_EVENT_MASK

        public static final long TEXT_EVENT_MASK
        The event mask for selecting text events.
        See Also:
        Constant Field Values
      • INPUT_METHOD_EVENT_MASK

        public static final long INPUT_METHOD_EVENT_MASK
        The event mask for selecting input method events.
        See Also:
        Constant Field Values
      • PAINT_EVENT_MASK

        public static final long PAINT_EVENT_MASK
        The event mask for selecting paint events.
        See Also:
        Constant Field Values
      • INVOCATION_EVENT_MASK

        public static final long INVOCATION_EVENT_MASK
        The event mask for selecting invocation events.
        See Also:
        Constant Field Values
      • HIERARCHY_EVENT_MASK

        public static final long HIERARCHY_EVENT_MASK
        The event mask for selecting hierarchy events.
        See Also:
        Constant Field Values
      • HIERARCHY_BOUNDS_EVENT_MASK

        public static final long HIERARCHY_BOUNDS_EVENT_MASK
        The event mask for selecting hierarchy bounds events.
        See Also:
        Constant Field Values
      • MOUSE_WHEEL_EVENT_MASK

        public static final long MOUSE_WHEEL_EVENT_MASK
        The event mask for selecting mouse wheel events.
        Since:
        1.4
        See Also:
        Constant Field Values
      • WINDOW_STATE_EVENT_MASK

        public static final long WINDOW_STATE_EVENT_MASK
        The event mask for selecting window state events.
        Since:
        1.4
        See Also:
        Constant Field Values
      • WINDOW_FOCUS_EVENT_MASK

        public static final long WINDOW_FOCUS_EVENT_MASK
        The event mask for selecting window focus events.
        Since:
        1.4
        See Also:
        Constant Field Values
      • RESERVED_ID_MAX

        public static final int RESERVED_ID_MAX
        The maximum value for reserved AWT event IDs. Programs defining their own event IDs should use IDs greater than this value.
        See Also:
        Constant Field Values
    • Constructor Detail

      • AWTEvent

        public AWTEvent(Event event)
        Constructs an AWTEvent object from the parameters of a 1.0-style event.
        Parameters:
        event - the old-style event
      • AWTEvent

        public AWTEvent(Object source,
                        int id)
        Constructs an AWTEvent object with the specified source object and type.
        Parameters:
        source - the object where the event originated
        id - the event type
    • Method Detail

      • setSource

        public void setSource(Object newSource)
        Retargets an event to a new source. This method is typically used to retarget an event to a lightweight child Component of the original heavyweight source.

        This method is intended to be used only by event targeting subsystems, such as client-defined KeyboardFocusManagers. It is not for general client use.

        Parameters:
        newSource - the new Object to which the event should be dispatched
        Since:
        1.4
      • getID

        public int getID()
        Returns the event type.
      • toString

        public String toString()
        Returns a String representation of this object.
        Overrides:
        toString in class EventObject
        Returns:
        A a String representation of this EventObject.
      • paramString

        public String paramString()
        Returns a string representing the state of this Event. This method is intended to be used only for debugging purposes, and the content and format of the returned string may vary between implementations. The returned string may be empty but may not be null.
        Returns:
        a string representation of this event
      • consume

        protected void consume()
        Consumes this event, if this event can be consumed. Only low-level, system events can be consumed
      • isConsumed

        protected boolean isConsumed()
        Returns whether this event has been consumed.


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