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Class jclass.bwt.JCArrowButton

java.lang.Object
   |
   +----java.awt.Component
           |
           +----java.awt.Canvas
                   |
                   +----jclass.bwt.JCComponent
                           |
                           +----jclass.bwt.JCLabel
                                   |
                                   +----jclass.bwt.JCButton
                                           |
                                           +----jclass.bwt.JCArrowButton

public class JCArrowButton

extends JCButton

implements Runnable

Name	Method
ArrowSize	setArrowSize
Background	setBackground
DoubleBuffer	setDoubleBuffer
HighlightThickness	setHighlightThickness
InitialRepeatDelay	setInitialRepeatDelay
Insets	setInsets
Orientation	setOrientation
PreferredSize	setPreferredSize
ShadowThickness	setShadowThickness
Traversable	setTraversable
UserData	setUserData

The ShadowThickess is set to 1 and the HighlightThickness is set to 0.

Events

DOWN

LEFT

RIGHT

UP

JCArrowButton()

Creates a DOWN button.

JCArrowButton(int)

Creates a button with the specified orientation.

JCArrowButton(int, Applet, String)

Creates a button which reads parameters from the applet's HTML file.

armAction(Event)

Displays the button as pressed in.

disable()

Disables the component.

disarmAction(Event)

Displays the button normally.

drawHighlight(Graphics, boolean)

Don't draw highlight rectangle.

drawShadow(Graphics)

Draws the shadow (called by paint).

getArrowSize()

Gets the arrow's size.

getDrawingArea(Rectangle)

Gets the bounding rectangle of the component's drawing area, (its area minus the shadows and insets).

getInitialRepeatDelay()

Gets the InitialRepeatDelay value.

getOrientation()

Gets the direction of the arrow.

getParameters()

Reads the parameter values from the HTML page using the component's applet.

mouseDrag(Event, int, int)

mouseUp(Event, int, int)

If the cursor is within the button, calls disarmAction, clickAction.

paintComponent(Graphics)

An internal method used to handle repaint events.

preferredHeight()

Returns ArrowSize height.

preferredWidth()

Returns ArrowSize width.

run()

Sends mouseUp events if the user continues to press the button.

setArrowSize(Dimension)

Sets the arrow's size (default: 7x4 (UP/DOWN), 4x7 (LEFT/RIGHT)).

setBackground(Color)

Sets the background color of the component.

HTML param name/value: "Background"/Color

setInitialRepeatDelay(int)

Sets the time (in ms) to wait before sending continuous button press events while the button is pressed and held down.

setOrientation(int)

Sets the arrow's direction: UP, DOWN (default), LEFT, or RIGHT.

 public static final int UP

 public static final int DOWN

 public static final int LEFT

 public static final int RIGHT

 public JCArrowButton()

Creates a DOWN button. No parameters are read from an HTML file.

See Also:

setOrientation

 public JCArrowButton(int orientation)

Creates a button with the specified orientation. No parameters are read from an HTML file.

Parameters:

orientation - UP, DOWN, LEFT, or RIGHT.

Throws: IllegalArgumentException

If an invalid orientation is set

 public JCArrowButton(int orientation,
                      Applet applet,
                      String name)

Creates a button which reads parameters from the applet's HTML file.

Parameters:

orientation - UP, DOWN, LEFT, or RIGHT.

applet - the applet whose PARAM tags are to be read

name - if this is not null, only parameters preceded by this name are read

Throws: IllegalArgumentException

If an invalid value is set

See Also:

getParameter

 protected void getParameters()

Reads the parameter values from the HTML page using the component's applet. The values will override those previously set.

Overrides:

getParameters in class JCButton

 public synchronized void setBackground(Color c)

Sets the background color of the component.

HTML param name/value: "Background"/Color

Overrides:

setBackground in class JCComponent

See Also:

toColor

 public int getOrientation()

Gets the direction of the arrow.

See Also:

setOrientation

 public synchronized void setOrientation(int v)

Sets the arrow's direction: UP, DOWN (default), LEFT, or RIGHT.

Throws: IllegalArgumentException

If an invalid value is set

 public Dimension getArrowSize()

Gets the arrow's size.

See Also:

setArrowSize

 public synchronized void setArrowSize(Dimension v)

Sets the arrow's size (default: 7x4 (UP/DOWN), 4x7 (LEFT/RIGHT)).

 public int getInitialRepeatDelay()

Gets the InitialRepeatDelay value.

See Also:

setInitialRepeatDelay

 public void setInitialRepeatDelay(int v)

Sets the time (in ms) to wait before sending continuous button press events while the button is pressed and held down. If set to BWTEnum.MAXINT (default), events are not sent after the button is pressed.

 protected int preferredWidth()

Returns ArrowSize width.

Overrides:

preferredWidth in class JCButton

 protected int preferredHeight()

Returns ArrowSize height.

Overrides:

preferredHeight in class JCButton

 protected void drawHighlight(Graphics gc,
                              boolean on)

Don't draw highlight rectangle.

Overrides:

drawHighlight in class JCButton

 protected void drawShadow(Graphics gc)

Draws the shadow (called by paint).

Overrides:

drawShadow in class JCComponent

 protected void paintComponent(Graphics gc)

An internal method used to handle repaint events.

Overrides:

paintComponent in class JCLabel

 public void getDrawingArea(Rectangle rect)

Gets the bounding rectangle of the component's drawing area, (its area minus the shadows and insets).

Overrides:

getDrawingArea in class JCComponent

 public synchronized void disable()

Disables the component.

Overrides:

disable in class JCComponent

 public void armAction(Event ev)

Displays the button as pressed in. If the InitialRepeatDelay has been set, a timer is started.

Overrides:

armAction in class JCButton

See Also:

setInitialRepeatDelay

 public void disarmAction(Event ev)

Displays the button normally. If the InitialRepeatDelay has been set, the timer is stopped.

Overrides:

disarmAction in class JCButton

See Also:

setInitialRepeatDelay

 public boolean mouseDrag(Event ev,
                          int x,
                          int y)

Overrides:

mouseDrag in class Component

 public boolean mouseUp(Event ev,
                        int x,
                        int y)

If the cursor is within the button, calls disarmAction, clickAction.

Overrides:

mouseUp in class JCButton

 public void run()

Sends mouseUp events if the user continues to press the button.

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