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Class jclass.bwt.JCTabButton

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

public class JCTabButton

extends JCButton

Properties

Name	Method
Alignment	setAlignment
Background	setBackground
DoubleBuffer	setDoubleBuffer
Font	setFont
Foreground	setForeground
HighlightColor	setHighlightColor
HighlightThickness	setHighlightThickness
Insets	setInsets
Label	setLabel
PreferredSize	setPreferredSize
ShadowThickness	setShadowThickness
Traversable	setTraversable
UserData	setUserData

Events

Class	Listener	Description
JCActionEvent	addActionListener	Posted when the button is pressed and then released

current_tab

Is this the tab manager's current tab?

polygon

Button's shape (may be non-rectangular).

JCTabButton(JCTabManager)

Creates an empty button.

JCTabButton(JCTabManager, Applet, String)

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

addNotify()

If the tab manager's TabColorPolicy is BWTEnum.COLOR_PAGE, sets the tab's color to the page's color.

armAction(Event)

Sets tabManager's current tab to this button.

disarmAction(Event)

Overrides JCButton's method - no action.

drawHighlight(Graphics, boolean)

Draws or clears the highlight rectangle (called by paint).

drawRectangleShadow(Graphics)

Draws a rectangular shadow.

drawShadow(Graphics)

Draws the shadow.

drawSlantedShadow(Graphics)

Draws a slanted shadow.

fillBackground(Graphics)

Fills the polygon with the background color.

getGraphics()

Gets a Graphics context for this component.

getPage()

Gets the page for this tab.

getPeer()

Gets the peer of the component.

gotFocus(Event, Object)

Makes the tab visible.

hide()

Hides the component.

inside(int, int)

Returns true if the button is enabled and the point is inside the tab's perimeter.

invalidate()

Invalidates the component.

isShowing()

Checks if this Component is showing on screen.

isValid()

Checks if this Component is valid.

isVisible()

Checks if this Component is visible.

layout()

Lays out the label using the tabManager's alignment if no value has been set.

paintComponent(Graphics)

Draws the button's label.

preferredWidth()

If this tab is slanted, allow for the slant.

repaint(int, int, int, int)

Repaints part of the component by calling paint directly.

reshape(int, int, int, int)

Reshapes the internal polygon.

resize(boolean)

Resizes the button.

setPage(Component)

Sets the page for this tab.

show()

Shows the component.

toFront()

validate()

Validates a component.

  protected Polygon polygon

Button's shape (may be non-rectangular).

  protected boolean current_tab

Is this the tab manager's current tab?

  public JCTabButton(JCTabManager tab_manager)

Creates an empty button.

  public JCTabButton(JCTabManager tab_manager,
                     Applet applet,
                     String name)

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

Parameters:

tab_manager - parent JCTabManager

applet - the applet whose PARAM tags are to be read

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

See Also:

getParameter

  public void toFront()

  public boolean inside(int x,
                        int y)

Returns true if the button is enabled and the point is inside the tab's perimeter.

Overrides:

inside in class Component

  public Component getPage()

Gets the page for this tab.

See Also:

setPage

  public void setPage(Component page)

Sets the page for this tab. The page will be added to the tabManager if it is not a child.

  public synchronized void layout()

Lays out the label using the tabManager's alignment if no value has been set.

Overrides:

layout in class JCButton

  public boolean isValid()

Checks if this Component is valid. Components are invalidated when they are first shown on the screen.

Overrides:

isValid in class Component

See Also:

validate, invalidate

  public boolean isShowing()

Checks if this Component is showing on screen. This means that the component must be visible, and it must be in a container that is visible and showing.

Overrides:

isShowing in class Component

See Also:

show, hide

  public synchronized void show()

Shows the component.

Overrides:

show in class Component

See Also:

isVisible, hide

  public synchronized void hide()

Hides the component.

Overrides:

hide in class Component

See Also:

isVisible, hide

  public ComponentPeer getPeer()

Gets the peer of the component.

Overrides:

getPeer in class Component

  public void validate()

Validates a component.

Overrides:

validate in class JCComponent

  public void invalidate()

Invalidates the component. The component and all parents above it are marked as needing to be laid out.

Overrides:

invalidate in class Component

  public boolean isVisible()

Checks if this Component is visible. Components are initially visible (with the exception of top level components such as Frame).

Overrides:

isVisible in class Component

See Also:

show, hide

  public void addNotify()

If the tab manager's TabColorPolicy is BWTEnum.COLOR_PAGE, sets the tab's color to the page's color.

Overrides:

addNotify in class JCLabel

  protected int preferredWidth()

If this tab is slanted, allow for the slant.

Overrides:

preferredWidth in class JCButton

  protected void fillBackground(Graphics gc)

Fills the polygon with the background color.

Overrides:

fillBackground in class JCComponent

  protected synchronized void paintComponent(Graphics gc)

Draws the button's label.

Overrides:

paintComponent in class JCLabel

  protected void drawShadow(Graphics gc)

Draws the shadow.

Overrides:

drawShadow in class JCComponent

  public Graphics getGraphics()

Gets a Graphics context for this component.

Overrides:

getGraphics in class Component

  protected void drawHighlight(Graphics gc,
                               boolean on)

Draws or clears the highlight rectangle (called by paint).

Parameters:

on - if true, draws the highlight rectangle and a dashed rectangle around the label; otherwise clears the rect

Overrides:

drawHighlight in class JCButton

  protected void drawRectangleShadow(Graphics gc)

Draws a rectangular shadow.

  protected void drawSlantedShadow(Graphics gc)

Draws a slanted shadow.

  public synchronized void reshape(int x,
                                   int y,
                                   int width,
                                   int height)

Reshapes the internal polygon.

Overrides:

reshape in class JCComponent

  public synchronized void repaint(int x,
                                   int y,
                                   int width,
                                   int height)

Repaints part of the component by calling paint directly.

Overrides:

repaint in class JCComponent

  protected void resize(boolean current)

Resizes the button.

Parameters:

current - whether this is the tabManager's current tab; if true, the tab will grow by its shadow thickness; otherwise it will shrink.

  public boolean gotFocus(Event ev,
                          Object what)

Makes the tab visible.

Overrides:

gotFocus in class JCComponent

See Also:

makeTabVisible

  public void armAction(Event ev)

Sets tabManager's current tab to this button.

Overrides:

armAction in class JCButton

  public void disarmAction(Event ev)

Overrides JCButton's method - no action.

Overrides:

disarmAction in class JCButton

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