edu.berkeley.guir.lib.satin.command
Class OpenCommand

java.lang.Object
  |
  +--edu.berkeley.guir.lib.satin.command.CommandImpl
        |
        +--edu.berkeley.guir.lib.satin.command.OpenCommand

All Implemented Interfaces:

Command, SatinConstants, Serializable, UndoableEdit

public class OpenCommand

extends CommandImpl

Open a Sheet to file.

This software is distributed under the Berkeley Software License.

 Revisions:  - SATIN-v1.0-1.0.0, Aug 24 1999, JH
               Created class
             - SATIN-v2.1-1.0.0, Aug 11 2000, JH
               Touched for SATIN release
 

Since:

JDK 1.2.2

Version:

SATIN-v2.1-1.0.0, Aug 11 2000

Author:

Jason Hong ( jasonh@cs.berkeley.edu )

See Also:

Serialized Form

Inner classes inherited from class edu.berkeley.guir.lib.satin.SatinConstants

SatinConstants.ObjectPoolAffineTransform, SatinConstants.ObjectPoolPoint2D, SatinConstants.ObjectPoolPolygon2D, SatinConstants.ObjectPoolRectangle2D, SatinConstants.ObjectPoolStringBuffer, SatinConstants.UniqueAffineTransform, SatinConstants.UniquePoint2D, SatinConstants.UniquePolygon2D, SatinConstants.UniqueRectangle2D

Fields inherited from interface edu.berkeley.guir.lib.satin.SatinConstants

ABOVE, ALL, BAR, BELOW, clipboard, clprops, cmdqueue, cmdsubsys, CONTAINEDBY, CONTAINS, COORD_ABS, COORD_LOCAL, COORD_REL, DAMAGE_LATER, DAMAGE_NOW, DEBUG_GRAPHICS_OFFSET, DEBUG_STYLE_FILE, DEBUG_STYLE_GPROPERTY, DEEP, DEFAULT_POINT2D_POOL_SIZE, DEFAULT_POLYGON2D_POOL_SIZE, DEFAULT_RECTANGLE_POOL_SIZE, DEFAULT_REPAINT_THRESHOLD, DEFAULT_SELECT_THRESHOLD, DEFAULT_STRINGBUFFER_POOL_SIZE, DEFAULT_TRANSFORM_POOL_SIZE, DIR_CENTER, DIR_DOWN, DIR_DOWN_LEFT, DIR_DOWN_RIGHT, DIR_LEFT, DIR_RIGHT, DIR_UP, DIR_UP_LEFT, DIR_UP_RIGHT, FILTER_THRESHOLD, FIRST, FLOATING_PT_TOLERANCE, glprops, INTERSECTS, KEY_STYLE_DASHARRAY, KEY_STYLE_DASHPHASE, KEY_STYLE_DRAWCOLOR, KEY_STYLE_DRAWFONT, KEY_STYLE_DRAWTRANSPARENCY, KEY_STYLE_ENDCAP, KEY_STYLE_FILLCOLOR, KEY_STYLE_FILLTRANSPARENCY, KEY_STYLE_LINEJOIN, KEY_STYLE_LINEWIDTH, KEY_STYLE_MITERLIMIT, NEAR, NOTIFY_BOUNDS, NOTIFY_LAYER, NOTIFY_LOCATION, NOTIFY_STYLE, NOTIFY_TRANSFORM, poolPoints, poolPolys, poolRects, poolStrbuf, poolTx, rand, SATIN_DATA_DIRECTORY_DEFAULT, SATIN_DATA_DIRECTORY_GPROPERTY, SATIN_PROPERTIES_FILENAME, SHALLOW

Constructor Summary

OpenCommand(Sheet s, File f)

OpenCommand(Sheet s, String strFileName)
Open a Sheet.

Method Summary

boolean	canRedo() Override this method in the subclass.
boolean	canUndo() Override this method in the subclass.
String	getPresentationName() Override this method in the subclass.
boolean	isSignificant() Although it should return true, returns false, allowing us to skip over it when trying to undo.
void	redo() Override this method in the subclass.
void	run() Throws a runtime exception on failure.
void	undo() Override this method in the subclass.

Methods inherited from class edu.berkeley.guir.lib.satin.command.CommandImpl

addEdit, debug, die, disable, enable, execute, getExecutionTime, getRedoPresentationName, getUndoPresentationName, isDisabled, isEnabled, replaceEdit, setExecutionTime, setExecutionTime, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

OpenCommand

public OpenCommand(Sheet s,
                   String strFileName)

Open a Sheet.

OpenCommand

public OpenCommand(Sheet s,
                   File f)

Method Detail

getPresentationName

public String getPresentationName()

Description copied from class: CommandImpl

Override this method in the subclass.

Overrides:

getPresentationName in class CommandImpl

canRedo

public boolean canRedo()

Description copied from class: CommandImpl

Override this method in the subclass. By default, returns false.

Overrides:

canRedo in class CommandImpl

canUndo

public boolean canUndo()

Description copied from class: CommandImpl

Override this method in the subclass. By default, returns false.

Overrides:

canUndo in class CommandImpl

isSignificant

public boolean isSignificant()

Although it should return true, returns false, allowing us to skip over it when trying to undo.

Overrides:

isSignificant in class CommandImpl

run

public void run()

Throws a runtime exception on failure.

Overrides:

run in class CommandImpl

redo

public void redo()

Description copied from class: CommandImpl

Override this method in the subclass.

Overrides:

redo in class CommandImpl

undo

public void undo()

Description copied from class: CommandImpl

Override this method in the subclass.

Overrides:

undo in class CommandImpl