Package net.sf.gridarta.gui.mapmenu

Class MapMenuLoader

java.lang.Object

net.sf.gridarta.gui.mapmenu.MapMenuLoader

public class MapMenuLoader
extends java.lang.Object

Saves or restores MapMenu contents to Preferences.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	MapMenuLoader.Result	Result value consisting of a MapMenuEntry and its location (directory).
static class	MapMenuLoader.Type	Preferences values for entries.

Constructor Summary

Constructors

Constructor	Description
MapMenuLoader(@NotNull java.lang.String key, @NotNull PathManager pathManager)	Creates a new instance.

Method Summary

Modifier and Type	Method	Description
@NotNull MapMenuLoader.Result	loadEntry(int index)	Loads an entry from preferences.
int	loadNumEntries()	Returns the number of entries present in the preferences.
void	removeEntry(int index)	Removes an entry.
void	saveEntry(int index, @NotNull java.lang.String title, @NotNull java.lang.String filename, @NotNull java.lang.String directory, @NotNull MapMenuLoader.Type type)	Saves an entry to preferences.
void	saveNumEntries(int num)	Sets the number of entries present in the preferences.

Methods inherited from class java.lang.Object

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

Constructor Detail

MapMenuLoader

public MapMenuLoader(@NotNull
                     @NotNull java.lang.String key,
                     @NotNull
                     @NotNull PathManager pathManager)

Creates a new instance.

Parameters:

key - the preferences key prefix

pathManager - the global path manager instance

Method Detail

loadNumEntries

public int loadNumEntries()

Returns the number of entries present in the preferences.

Returns:

the number of entries

saveNumEntries

public void saveNumEntries(int num)

Sets the number of entries present in the preferences.

Parameters:

num - the number of entries

loadEntry

@NotNull
public @NotNull MapMenuLoader.Result loadEntry(int index)
                                        throws java.io.IOException

Loads an entry from preferences.

Parameters:

index - the preference index

Returns:

the entry or null

Throws:

java.io.IOException - if the entry cannot be loaded

saveEntry

public void saveEntry(int index,
                      @NotNull
                      @NotNull java.lang.String title,
                      @NotNull
                      @NotNull java.lang.String filename,
                      @NotNull
                      @NotNull java.lang.String directory,
                      @NotNull
                      @NotNull MapMenuLoader.Type type)

Saves an entry to preferences.

Parameters:

index - the preference index

title - the entry's title

filename - the entry's file name

directory - the entry's directory

type - the entry's type

removeEntry

public void removeEntry(int index)

Removes an entry.

Parameters:

index - the preference index