org.pentaho.di.ui.spoon
Class AbstractGraph

java.lang.Object
  Composite
      org.pentaho.di.ui.spoon.AbstractGraph

Direct Known Subclasses:

JobGraph, TransGraph

public abstract class AbstractGraph
extends Composite

The beginnings of a common graph object, used by JobGraph and TransGraph to share common behaviors.

Author:

Will Gorman (wgorman@pentaho.com)

Constructor Summary

AbstractGraph(Composite parent, int style)

Method Summary

void	dispose()
boolean	forceFocus()
ChangedWarningInterface	getChangedWarning() Gets the ChangedWarning for the given TabItemInterface class.
Point	real2screen(int x, int y)
void	redraw()
Point	screen2real(int x, int y)
int	showChangedWarning()
int	showChangedWarning(String fileName) Show the ChangedWarning and return the users selection
int	sign(int n)
void	zoom100Percent()
void	zoomIn()
void	zoomOut()

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractGraph

public AbstractGraph(Composite parent,
                     int style)

Method Detail

sign

public int sign(int n)

redraw

public void redraw()

zoomIn

public void zoomIn()

zoomOut

public void zoomOut()

zoom100Percent

public void zoom100Percent()

screen2real

public Point screen2real(int x,
                         int y)

real2screen

public Point real2screen(int x,
                         int y)

forceFocus

public boolean forceFocus()

getChangedWarning

public ChangedWarningInterface getChangedWarning()

Gets the ChangedWarning for the given TabItemInterface class. This should be overridden by a given TabItemInterface class to support the changed warning dialog.

Returns:

ChangedWarningInterface The class that provides the dialog and return value

showChangedWarning

public int showChangedWarning(String fileName)
                       throws KettleException

Show the ChangedWarning and return the users selection

Returns:

int Value of SWT.YES, SWT.NO, SWT.CANCEL

Throws:

KettleException

showChangedWarning

public int showChangedWarning()
                       throws KettleException

Throws:

KettleException

dispose

public void dispose()