org.xnap.commons.gui.shortcut
Class EmacsKeyBindings

java.lang.Object
  org.xnap.commons.gui.shortcut.EmacsKeyBindings

public class EmacsKeyBindings
extends Object

Generic class which activates Emacs keybindings for java input JTextComponents. The inner class actions can also be used independently.

Author:

Felix Berger

Nested Class Summary

static class	EmacsKeyBindings.BackwardKillWordAction This action kills the previous word.
static class	EmacsKeyBindings.CapitalizeWordAction This action capitalizes the next word on the right side of the caret.
static class	EmacsKeyBindings.DowncaseWordAction This action renders all characters of the next word to lowercase.
static class	EmacsKeyBindings.KillLineAction This actin kills text up to the end of the current line and stores it in the killring.
static class	EmacsKeyBindings.KillRegionAction This action Kills the marked region and stores it in the killring.
static class	EmacsKeyBindings.KillRing Manages all killed (cut) text pieces in a ring which is accessible through EmacsKeyBindings.YankPopAction.
static class	EmacsKeyBindings.KillRingSaveAction This action copies the marked region and stores it in the killring.
static class	EmacsKeyBindings.KillWordAction This action kills the next word.
static class	EmacsKeyBindings.SetMarkCommandAction This action sets a beginning mark for a selection.
static class	EmacsKeyBindings.UpcaseWordAction This action renders all characters of the next word to upppercase.
static class	EmacsKeyBindings.YankAction This action pastes text from the killring.
static class	EmacsKeyBindings.YankPopAction This action pastes an element from the killring cycling through it.

Field Summary

static String	backwardKillWordAction
static String	capitalizeWordAction
static String	downcaseWordAction
static JTextComponent.KeyBinding[]	EMACS_KEY_BINDINGS
static String	killLineAction
static String	killRegionAction
static String	killRingSaveAction
static String	killWordAction
static String	setMarkCommandAction
static String	upcaseWordAction
static String	yankAction
static String	yankPopAction

Constructor Summary

EmacsKeyBindings()

Method Summary

static void	load() Loads the emacs keybindings for all common JTextComponents.
static void	unload() Restores the original keybindings for the concrete subclasses of JTextComponent.

Methods inherited from class java.lang.Object

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

Field Detail

killLineAction

public static final String killLineAction

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Constant Field Values

killRingSaveAction

public static final String killRingSaveAction

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Constant Field Values

killRegionAction

public static final String killRegionAction

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Constant Field Values

backwardKillWordAction

public static final String backwardKillWordAction

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Constant Field Values

capitalizeWordAction

public static final String capitalizeWordAction

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Constant Field Values

downcaseWordAction

public static final String downcaseWordAction

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Constant Field Values

killWordAction

public static final String killWordAction

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Constant Field Values

setMarkCommandAction

public static final String setMarkCommandAction

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Constant Field Values

yankAction

public static final String yankAction

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Constant Field Values

yankPopAction

public static final String yankPopAction

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Constant Field Values

upcaseWordAction

public static final String upcaseWordAction

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Constant Field Values

EMACS_KEY_BINDINGS

public static final JTextComponent.KeyBinding[] EMACS_KEY_BINDINGS

Constructor Detail

EmacsKeyBindings

public EmacsKeyBindings()

Method Detail

load

public static void load()

Loads the emacs keybindings for all common JTextComponents. The shared keymap instances of the concrete subclasses of JTextComponent are fed with the keybindings. The original keybindings are stored in a backup array.

unload

public static void unload()

Restores the original keybindings for the concrete subclasses of JTextComponent.