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package com.google.gwt.gen2.event.dom.client; |
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import com.google.gwt.user.client.DOM; |
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import com.google.gwt.user.client.Event; |
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import com.google.gwt.user.client.*; |
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/** |
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* Base class for Key events. The native keyboard events are somewhat a mess |
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* (http://www.quirksmode.org/js/keys.html), we do some trivial normalization |
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* here, but do not attempt any complex patching, so user be warned. |
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* |
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* |
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* @deprecated use the com.google.gwt.event.dom.client classes instead |
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*/ |
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@Deprecated |
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public abstract class KeyEvent extends DomEvent { |
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public abstract class KeyEvent extends DomEvent |
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{ |
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/** |
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* Alt modifier. |
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*/ |
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public static final int MODIFIER_ALT = 4; |
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/** |
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* Control modifier. |
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*/ |
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public static final int MODIFIER_CTRL = 2; |
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/** |
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* Meta modifier. |
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*/ |
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public static final int MODIFIER_META = 8; |
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/** |
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* Shift modifier. |
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*/ |
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public static final int MODIFIER_SHIFT = 1; |
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/** |
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* Constructor. |
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* |
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* @param nativeEvent the wrapped native event |
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*/ |
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protected KeyEvent(Event nativeEvent) { |
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super(nativeEvent); |
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} |
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/** |
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* Gets the key modifiers associated with this event. |
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* |
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* @return the modifiers as defined in {@link KeyCodeEvent}. |
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*/ |
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public int getKeyModifiers() { |
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Event event = getNativeEvent(); |
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return (DOM.eventGetShiftKey(event) ? MODIFIER_SHIFT : 0) |
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| (DOM.eventGetMetaKey(event) ? MODIFIER_META : 0) |
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| (DOM.eventGetCtrlKey(event) ? MODIFIER_CTRL : 0) |
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| (DOM.eventGetAltKey(event) ? MODIFIER_ALT : 0); |
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} |
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/** |
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* Is the <code>alt</code> key down? |
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* |
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* @return whether the alt key is down |
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*/ |
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public boolean isAltKeyDown() { |
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return getNativeEvent().getAltKey(); |
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} |
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/** |
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* Gets the key-repeat state of this event. |
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* |
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* @return <code>true</code> if this key event was an auto-repeat |
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*/ |
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public boolean isAutoRepeat() { |
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return getNativeEvent().getRepeat(); |
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} |
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/** |
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* Is the <code>control</code> key down? |
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* |
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* @return whether the control key is down |
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*/ |
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public boolean isControlKeyDown() { |
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return getNativeEvent().getCtrlKey(); |
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} |
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/** |
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* Is the <code>shift</code> key down? |
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* |
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* @return whether the shift key is down |
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*/ |
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public boolean isShiftKeyDown() { |
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return getNativeEvent().getShiftKey(); |
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} |
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/** |
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* Alt modifier. |
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*/ |
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public static final int MODIFIER_ALT = 4; |
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/** |
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* Control modifier. |
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*/ |
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public static final int MODIFIER_CTRL = 2; |
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/** |
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* Meta modifier. |
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*/ |
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public static final int MODIFIER_META = 8; |
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/** |
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* Shift modifier. |
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*/ |
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public static final int MODIFIER_SHIFT = 1; |
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/** |
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* Constructor. |
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* |
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* @param nativeEvent the wrapped native event |
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*/ |
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protected KeyEvent( Event nativeEvent ) |
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{ |
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super( nativeEvent ); |
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} |
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/** |
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* Gets the key modifiers associated with this event. |
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* |
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* @return the modifiers as defined in {@link KeyCodeEvent}. |
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*/ |
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public int getKeyModifiers() |
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{ |
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Event event = getNativeEvent(); |
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return (DOM.eventGetShiftKey( event ) ? MODIFIER_SHIFT : 0) | (DOM.eventGetMetaKey( event ) ? MODIFIER_META : 0) | (DOM.eventGetCtrlKey( event ) ? MODIFIER_CTRL : 0) | (DOM.eventGetAltKey( event ) ? MODIFIER_ALT : 0); |
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} |
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/** |
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* Is the <code>alt</code> key down? |
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* |
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* @return whether the alt key is down |
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*/ |
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public boolean isAltKeyDown() |
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{ |
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return getNativeEvent().getAltKey(); |
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} |
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/** |
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* Gets the key-repeat state of this event. |
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* |
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* @return <code>true</code> if this key event was an auto-repeat |
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*/ |
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public boolean isAutoRepeat() |
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{ |
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return getNativeEvent().getRepeat(); |
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} |
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/** |
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* Is the <code>control</code> key down? |
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* |
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* @return whether the control key is down |
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*/ |
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public boolean isControlKeyDown() |
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{ |
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return getNativeEvent().getCtrlKey(); |
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} |
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/** |
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* Is the <code>shift</code> key down? |
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* |
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* @return whether the shift key is down |
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*/ |
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public boolean isShiftKeyDown() |
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{ |
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return getNativeEvent().getShiftKey(); |
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} |
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} |