palmed.edit
Class Content

java.lang.Object
  palmed.edit.Content

All Implemented Interfaces:

ISelectionView, IContent, ISerializable

public final class Content
extends java.lang.Object
implements IContent, ISelectionView

This class encapsulates text and selection manipulations.

Version:

$Revision$ $Date$

Author:

Mathieu Champlon

Constructor Summary

Content(IText text)
Create a content.

Method Summary

void	accept(ILineVisitor visitor, int y) Visit a line of text.
void	backspace() Handle a backspace event.
void	clear() Reset the content.
void	click(int x, int y) Handle a click event at a given location.
void	copy(java.io.OutputStream stream) Copy the current selected text.
void	cut(java.io.OutputStream stream) Cut the current selected text.
void	drag(int x, int y) Handle a drag event to a given location.
void	enter() Handle an enter event.
void	marshall(java.io.OutputStream stream) Write to an output stream.
void	paste(java.io.InputStream stream) Paste the given text.
void	redo() Redo the last undo.
void	register(IView view) Register a view for events notification.
void	type(int keyCode) Handle a character typing.
void	undo() Undo the last action.
void	unmarshall(java.io.InputStream stream) Read from an input stream.
void	update(Coordinate position) Notify the insertion position has changed.

Methods inherited from class java.lang.Object

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

Constructor Detail

Content

public Content(IText text)

Create a content.

Parameters:

text - the text

Method Detail

type

public void type(int keyCode)

Handle a character typing.

Specified by:

type in interface IContent

Parameters:

keyCode - the value of the key entered

enter

public void enter()

Handle an enter event.

Specified by:

enter in interface IContent

backspace

public void backspace()

Handle a backspace event.

Specified by:

backspace in interface IContent

drag

public void drag(int x,
                 int y)

Handle a drag event to a given location.

Specified by:

drag in interface IContent

Parameters:

x - destination column

y - destination line

click

public void click(int x,
                  int y)

Handle a click event at a given location.

Specified by:

click in interface IContent

Parameters:

x - location column

y - location line

accept

public void accept(ILineVisitor visitor,
                   int y)

Visit a line of text.

Specified by:

accept in interface IContent

Parameters:

visitor - the visitor

y - the line number

register

public void register(IView view)

Register a view for events notification.

Specified by:

register in interface IContent

Parameters:

view - the view to register

marshall

public void marshall(java.io.OutputStream stream)
              throws java.io.IOException

Write to an output stream.

Specified by:

marshall in interface ISerializable

Parameters:

stream - the stream to write to

Throws:

java.io.IOException - an io exception occurs

unmarshall

public void unmarshall(java.io.InputStream stream)
                throws java.io.IOException

Read from an input stream.

Specified by:

unmarshall in interface ISerializable

Parameters:

stream - the stream to read from

Throws:

java.io.IOException - an io exception occurs

clear

public void clear()

Reset the content.

Specified by:

clear in interface IContent

update

public void update(Coordinate position)

Notify the insertion position has changed.

Specified by:

update in interface ISelectionView

Parameters:

position - the new position

copy

public void copy(java.io.OutputStream stream)
          throws java.io.IOException

Copy the current selected text.

Specified by:

copy in interface IContent

Parameters:

stream - the stream to write to

Throws:

java.io.IOException - an io exception occurs

cut

public void cut(java.io.OutputStream stream)

Cut the current selected text.

Specified by:

cut in interface IContent

Parameters:

stream - the stream to write to

paste

public void paste(java.io.InputStream stream)

Paste the given text.

Specified by:

paste in interface IContent

Parameters:

stream - the stream to read from

undo

public void undo()

Undo the last action.

Specified by:

undo in interface IContent

redo

public void redo()

Redo the last undo.

Specified by:

redo in interface IContent