hades.gui
Class SelectObjectCommand

java.lang.Object
  java.util.EventObject
      hades.gui.Command
          hades.gui.SelectObjectCommand

All Implemented Interfaces:

java.awt.event.ActionListener, java.util.EventListener, FigCanvasListener, java.awt.event.KeyListener, java.awt.event.MouseListener, java.awt.event.MouseMotionListener, java.io.Serializable

public class SelectObjectCommand

extends Command

SelectObjectCommand - select/deselect graphical objects (Symbol, WireSegment, basic FigObjects) on the Hades editor canvas.

See Also:

Serialized Form

Field Summary

(package private) ObjectCanvas	canvas
(package private) boolean	isSelected
(package private) FigObject	target

Fields inherited from class hades.gui.Command

console, debug, editor, ready, versionString

Fields inherited from class java.util.EventObject

source

Constructor Summary

SelectObjectCommand(Editor editor)

Method Summary

void	execute() toggle the selection status of the selected 'target' object.
java.lang.String	getDescription()
void	mousePressed(FigCanvasEvent ME) process a mouse event ME at world coordinates WP and screen coords SP
void	setPosition(java.awt.Point SP, java.awt.Point WP) find the object at the mouse position and toggle its selection state.
java.lang.String	toString()
void	undo() undo: do nothing, the user can easily select the object again to toggle its selection status.

Methods inherited from class hades.gui.Command

actionPerformed, cancel, dbg, getLogExtraArguments, initialize, isReady, keyPressed, keyReleased, keyTyped, message, mouseClicked, mouseDragged, mouseEntered, mouseExited, mouseMoved, mousePressed, mouseReleased, statusMessage, writePositionLogMessage

Methods inherited from class java.util.EventObject

getSource

Methods inherited from class java.lang.Object

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

Field Detail

canvas

ObjectCanvas canvas

target

FigObject target

isSelected

boolean isSelected

Constructor Detail

SelectObjectCommand

public SelectObjectCommand(Editor editor)

Method Detail

execute

public void execute()

toggle the selection status of the selected 'target' object. For normal FigObjects and SimObject Symbols, we just select/deselect the one object. For Signal WireSegments and SolderDots, however, we select/deselect all WireSegments and SolderDots of that Signal.

Overrides:

execute in class Command

undo

public void undo()

undo: do nothing, the user can easily select the object again to toggle its selection status.

Overrides:

undo in class Command

mousePressed

public void mousePressed(FigCanvasEvent ME)

Description copied from interface: FigCanvasListener

process a mouse event ME at world coordinates WP and screen coords SP

Specified by:

mousePressed in interface FigCanvasListener

Overrides:

mousePressed in class Command

setPosition

public void setPosition(java.awt.Point SP,
                        java.awt.Point WP)

find the object at the mouse position and toggle its selection state.

Overrides:

setPosition in class Command

toString

public java.lang.String toString()

Overrides:

toString in class Command

getDescription

public java.lang.String getDescription()

Overrides:

getDescription in class Command