org.salespointframework.core
Class FormSheet.DnDDispatcher

java.lang.Object
  org.salespointframework.core.FormSheet.DnDDispatcher

All Implemented Interfaces:

java.awt.event.AWTEventListener, java.util.EventListener

Enclosing class:

FormSheet

private class FormSheet.DnDDispatcher
extends java.lang.Object
implements java.awt.event.AWTEventListener

this class manages drag'n drop events on this formsheet

Since:

4.0

Author:

Thomas Kissinger

Field Summary

protected DnDComponent	dndComponent component that caused the drag
protected boolean	dndInProgress true id drag is in progress
protected DnDComponent	hlComponent component that is currently highlighted
protected boolean	initialGeasture first time of drag event
protected java.awt.Point	lastLocalPoint last paint relative to dndComponent
protected DnDMotionComponent	motionCmp motion component which is displayed in drag layer
protected javax.swing.Timer	timer timer
protected int	transferCount count of transfered objects
protected int	transferIndex index of transfered object
protected java.lang.Object	transferObject object that is transfered

Constructor Summary

FormSheet.DnDDispatcher()
default constructor

Method Summary

void	abortDnDOperation() abort the dnd operation
void	dndComponentRemoved(DnDComponent dndcmp) abort drag operation of DnDComponent was removed
void	eventDispatched(java.awt.AWTEvent event) event dispatcher
protected DnDComponent	getAffectedComponent(java.awt.event.MouseEvent me) currently affected dnd component
protected java.awt.Point	getLocalPoint(java.awt.event.MouseEvent me, java.awt.Component cmp) transform point to local coords
void	paintHiglightEffect(java.awt.Graphics g) paint highlight effect on hlComponent

Methods inherited from class java.lang.Object

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

Field Detail

dndInProgress

protected boolean dndInProgress

true id drag is in progress

dndComponent

protected DnDComponent dndComponent

component that caused the drag

transferObject

protected java.lang.Object transferObject

object that is transfered

transferCount

protected int transferCount

count of transfered objects

motionCmp

protected DnDMotionComponent motionCmp

motion component which is displayed in drag layer

hlComponent

protected DnDComponent hlComponent

component that is currently highlighted

timer

protected javax.swing.Timer timer

timer

transferIndex

protected int transferIndex

index of transfered object

lastLocalPoint

protected java.awt.Point lastLocalPoint

last paint relative to dndComponent

initialGeasture

protected boolean initialGeasture

first time of drag event

Constructor Detail

FormSheet.DnDDispatcher

public FormSheet.DnDDispatcher()

default constructor

Method Detail

getLocalPoint

protected java.awt.Point getLocalPoint(java.awt.event.MouseEvent me,
                                       java.awt.Component cmp)

transform point to local coords

Parameters:

me -

cmp - target component

Returns:

local point

getAffectedComponent

protected DnDComponent getAffectedComponent(java.awt.event.MouseEvent me)

currently affected dnd component

Parameters:

me -

Returns:

affected DnDComponent

dndComponentRemoved

public void dndComponentRemoved(DnDComponent dndcmp)

abort drag operation of DnDComponent was removed

Parameters:

dndcmp -

abortDnDOperation

public void abortDnDOperation()

abort the dnd operation

paintHiglightEffect

public void paintHiglightEffect(java.awt.Graphics g)

paint highlight effect on hlComponent

Parameters:

g -

eventDispatched

public void eventDispatched(java.awt.AWTEvent event)

event dispatcher

Specified by:

eventDispatched in interface java.awt.event.AWTEventListener