: Class ClickBtn

Class ClickBtn

java.lang.Object
  |
  +--java.awt.Component
        |
        +--java.awt.Container
              |
              +--java.awt.Panel
                    |
                    +--java.applet.Applet
                          |
                          +--ClickBtn

public class ClickBtn
extends java.applet.Applet
implements java.lang.Runnable

click button, used on a html page as an applet, it will rotate between 2 images, looking like the image is turning round. the image is configured by applet parameters. these are as follows: ClickNoise the au file to play when clicked. EnterNoise the au file to play when mouse is over item ImageSrc the first image to rotate ImageDest the other image to rotate ImageBack use this to set an image background ImageBkCol use this to set a background colour URLName the name of the URL associated with the button

See Also:: Serialized Form

Fields inherited from class java.awt.Component

BOTTOM_ALIGNMENT,  
CENTER_ALIGNMENT,  
LEFT_ALIGNMENT,  
RIGHT_ALIGNMENT,  
TOP_ALIGNMENT

Constructor Summary
`ClickBtn()` empty constructor, see init

Method Summary
`protected void`	`BumpCurrentState()` move on the current state value, check if its looped.
`void`	`init()` read in all the parameters, and get the applet ready to start rotating between the 2 images
`boolean`	`mouseDown(java.awt.Event evt, int x, int y)` on a mouse down we draw the object "pressed" and play the click sound
`boolean`	`mouseEnter(java.awt.Event evt, int x, int y)` when the mouse is entered, show status of goto: URLPage., then set the cursor to a hand pointer.
`boolean`	`mouseExit(java.awt.Event evt, int x, int y)` when exited reset the cursor and unset the entered control condition
`boolean`	`mouseUp(java.awt.Event evt, int x, int y)` on a mouse up we draw the object "normally" and goto the URL
`protected void`	`myDraw3DRect(java.awt.Graphics g, int x, int y, int w, int h, boolean raised)` draws a 3d rectangle, of a width and height, raised or indented
`void`	`paint(java.awt.Graphics gfx)` draw my offscreen image, avoids paint problems.
`protected void`	`redrawAll()` redraw the offscreen image, and bump the current state of the rotation
`void`	`run()` stay in a loop repainting, the screen and delaying a while
`void`	`start()` start applet and create new thread
`void`	`stop()` kill the thread, were done

Methods inherited from class java.applet.Applet

destroy, 
getAppletContext, 
getAppletInfo, 
getAudioClip, 
getAudioClip, 
getCodeBase, 
getDocumentBase, 
getImage, 
getImage, 
getLocale, 
getParameter, 
getParameterInfo, 
isActive, 
newAudioClip, 
play, 
play, 
resize, 
resize, 
setStub, 
showStatus

Methods inherited from class java.awt.Panel

addNotify

Methods inherited from class java.awt.Container

add, 
add, 
add, 
add, 
add, 
addContainerListener, 
addImpl, 
countComponents, 
deliverEvent, 
doLayout, 
findComponentAt, 
findComponentAt, 
getAlignmentX, 
getAlignmentY, 
getComponent, 
getComponentAt, 
getComponentAt, 
getComponentCount, 
getComponents, 
getInsets, 
getLayout, 
getMaximumSize, 
getMinimumSize, 
getPreferredSize, 
insets, 
invalidate, 
isAncestorOf, 
layout, 
list, 
list, 
locate, 
minimumSize, 
paintComponents, 
paramString, 
preferredSize, 
print, 
printComponents, 
processContainerEvent, 
processEvent, 
remove, 
remove, 
removeAll, 
removeContainerListener, 
removeNotify, 
setFont, 
setLayout, 
update, 
validate, 
validateTree

Methods inherited from class java.awt.Component

action, 
add, 
addComponentListener, 
addFocusListener, 
addInputMethodListener, 
addKeyListener, 
addMouseListener, 
addMouseMotionListener, 
addPropertyChangeListener, 
addPropertyChangeListener, 
bounds, 
checkImage, 
checkImage, 
coalesceEvents, 
contains, 
contains, 
createImage, 
createImage, 
disable, 
disableEvents, 
dispatchEvent, 
enable, 
enable, 
enableEvents, 
enableInputMethods, 
firePropertyChange, 
getBackground, 
getBounds, 
getBounds, 
getColorModel, 
getComponentOrientation, 
getCursor, 
getDropTarget, 
getFont, 
getFontMetrics, 
getForeground, 
getGraphics, 
getHeight, 
getInputContext, 
getInputMethodRequests, 
getLocation, 
getLocation, 
getLocationOnScreen, 
getName, 
getParent, 
getPeer, 
getSize, 
getSize, 
getToolkit, 
getTreeLock, 
getWidth, 
getX, 
getY, 
gotFocus, 
handleEvent, 
hasFocus, 
hide, 
imageUpdate, 
inside, 
isDisplayable, 
isDoubleBuffered, 
isEnabled, 
isFocusTraversable, 
isLightweight, 
isOpaque, 
isShowing, 
isValid, 
isVisible, 
keyDown, 
keyUp, 
list, 
list, 
list, 
location, 
lostFocus, 
mouseDrag, 
mouseMove, 
move, 
nextFocus, 
paintAll, 
postEvent, 
prepareImage, 
prepareImage, 
printAll, 
processComponentEvent, 
processFocusEvent, 
processInputMethodEvent, 
processKeyEvent, 
processMouseEvent, 
processMouseMotionEvent, 
remove, 
removeComponentListener, 
removeFocusListener, 
removeInputMethodListener, 
removeKeyListener, 
removeMouseListener, 
removeMouseMotionListener, 
removePropertyChangeListener, 
removePropertyChangeListener, 
repaint, 
repaint, 
repaint, 
repaint, 
requestFocus, 
reshape, 
setBackground, 
setBounds, 
setBounds, 
setComponentOrientation, 
setCursor, 
setDropTarget, 
setEnabled, 
setForeground, 
setLocale, 
setLocation, 
setLocation, 
setName, 
setSize, 
setSize, 
setVisible, 
show, 
show, 
size, 
toString, 
transferFocus

Methods inherited from class java.lang.Object

clone, 
equals, 
finalize, 
getClass, 
hashCode, 
notify, 
notifyAll, 
wait, 
wait, 
wait

Constructor Detail

ClickBtn

public ClickBtn()

empty constructor, see init

Method Detail

init

public void init()

read in all the parameters, and get the applet ready to start rotating between the 2 images

Overrides:: init in class java.applet.Applet

BumpCurrentState

protected void BumpCurrentState()

move on the current state value, check if its looped.

paint

public void paint(java.awt.Graphics gfx)

draw my offscreen image, avoids paint problems.

Overrides:: paint in class java.awt.Container

myDraw3DRect

protected void myDraw3DRect(java.awt.Graphics g,
                            int x,
                            int y,
                            int w,
                            int h,
                            boolean raised)

draws a 3d rectangle, of a width and height, raised or indented

Parameters:: g - the device to draw on; x - the starting x location; y - the starting y location; w - the width of the rectangle; h - the height of the rectangle; raised - true to draw a raised rectangle, false indented

redrawAll

protected void redrawAll()

redraw the offscreen image, and bump the current state of the rotation

start

public void start()

start applet and create new thread

Overrides:: start in class java.applet.Applet

stop

public void stop()

kill the thread, were done

Overrides:: stop in class java.applet.Applet

run

public void run()

stay in a loop repainting, the screen and delaying a while

Specified by:: run in interface java.lang.Runnable

mouseDown

public boolean mouseDown(java.awt.Event evt,
                         int x,
                         int y)

on a mouse down we draw the object "pressed" and play the click sound

Overrides:: mouseDown in class java.awt.Component

mouseUp

public boolean mouseUp(java.awt.Event evt,
                       int x,
                       int y)

on a mouse up we draw the object "normally" and goto the URL

Overrides:: mouseUp in class java.awt.Component

mouseEnter

public boolean mouseEnter(java.awt.Event evt,
                          int x,
                          int y)

when the mouse is entered, show status of goto: URLPage., then set the cursor to a hand pointer. Also play the entered sound

Overrides:: mouseEnter in class java.awt.Component

mouseExit

public boolean mouseExit(java.awt.Event evt,
                         int x,
                         int y)

when exited reset the cursor and unset the entered control condition

Overrides:: mouseExit in class java.awt.Component