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/* |
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* Copyright 2008 Google Inc. |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not |
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* use this file except in compliance with the License. You may obtain a copy of |
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* the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
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* License for the specific language governing permissions and limitations under |
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* the License. |
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*/ |
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package com.google.gwt.gen2.event.dom.client; |
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import com.google.gwt.gen2.event.shared.*; |
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import com.google.gwt.gen2.event.shared.AbstractEvent.*; |
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import com.google.gwt.user.client.ui.*; |
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import java.util.*; |
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/** |
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* legacy listener support for dom events. Will eventually be moved into |
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* user.ui. |
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* |
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* @param <ListenerType> listener type |
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*/ |
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abstract class ListenerWrapperImpl<ListenerType> implements EventHandler { |
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static class Click extends ListenerWrapperImpl<ClickListener> implements ClickHandler { |
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public static void removeWrappedListener( HasHandlerManager eventSource, ClickListener listener ) { |
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removeWrappedListene( eventSource, listener, ClickEvent.TYPE ); |
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} |
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protected Click( ClickListener listener ) { |
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super( listener ); |
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} |
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public void onClick( ClickEvent event ) { |
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listener.onClick( source( event ) ); |
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} |
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} |
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/* |
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* Handler wrapper for {@link FocusListener}. |
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*/ |
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static class Focus extends ListenerWrapperImpl<FocusListener> implements FocusHandler, |
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BlurHandler { |
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public Focus( FocusListener listener ) { |
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super( listener ); |
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} |
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public void onBlur( BlurEvent event ) { |
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listener.onLostFocus( source( event ) ); |
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} |
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public void onFocus( FocusEvent event ) { |
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listener.onFocus( source( event ) ); |
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} |
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} |
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static class Keyboard extends ListenerWrapperImpl<KeyboardListener> implements KeyDownHandler, |
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KeyUpHandler, |
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KeyPressHandler { |
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public static void removeWrappedListener( HasHandlerManager eventSource, KeyboardListener listener ) { |
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ListenerWrapperImpl.removeWrappedListene( eventSource, listener, KeyDownEvent.TYPE, KeyUpEvent.TYPE, KeyPressEvent.TYPE ); |
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} |
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public Keyboard( KeyboardListener listener ) { |
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super( listener ); |
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} |
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public void onKeyDown( KeyDownEvent event ) { |
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listener.onKeyDown( source( event ), (char) event.getKeyCode(), event.getKeyModifiers() ); |
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} |
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public void onKeyPress( KeyPressEvent event ) { |
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listener.onKeyPress( source( event ), (char) event.getNativeEvent().getKeyCode(), event.getKeyModifiers() ); |
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} |
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public void onKeyUp( KeyUpEvent event ) { |
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source( event ); |
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listener.onKeyUp( source( event ), (char) event.getKeyCode(), event.getKeyModifiers() ); |
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} |
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} |
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static class Mouse extends ListenerWrapperImpl<MouseListener> implements MouseDownHandler, |
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MouseUpHandler, |
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MouseOutHandler, |
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MouseOverHandler, |
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MouseMoveHandler { |
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public static <EventSourceType extends HasHandlerManager & HasMouseDownHandlers & HasMouseUpHandlers & HasMouseOutHandlers & HasMouseOverHandlers & |
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HasMouseMoveHandlers, HandlerType extends MouseDownHandler & MouseUpHandler & MouseOutHandler & MouseOverHandler & MouseMoveHandler> void |
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addHandlers( |
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EventSourceType source, HandlerType handlers ) { |
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source.addMouseDownHandler( handlers ); |
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source.addMouseUpHandler( handlers ); |
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source.addMouseOutHandler( handlers ); |
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source.addMouseOverHandler( handlers ); |
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source.addMouseMoveHandler( handlers ); |
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} |
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public static void remove( HasHandlerManager eventSource, MouseListener listener ) { |
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removeWrappedListene( eventSource, listener, MouseDownEvent.TYPE, MouseUpEvent.TYPE, MouseOverEvent.TYPE, MouseOutEvent.TYPE ); |
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} |
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protected Mouse( MouseListener listener ) { |
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super( listener ); |
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} |
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public void onMouseDown( MouseDownEvent event ) { |
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listener.onMouseDown( source( event ), event.getClientX(), event.getScreenY() ); |
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} |
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public void onMouseMove( MouseMoveEvent event ) { |
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listener.onMouseMove( source( event ), event.getClientX(), event.getClientY() ); |
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} |
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public void onMouseOut( MouseOutEvent event ) { |
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listener.onMouseLeave( source( event ) ); |
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} |
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public void onMouseOver( MouseOverEvent event ) { |
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listener.onMouseEnter( source( event ) ); |
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} |
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public void onMouseUp( MouseUpEvent event ) { |
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listener.onMouseUp( source( event ), event.getClientX(), event.getClientY() ); |
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} |
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} |
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protected static void removeWrappedListene( HasHandlerManager eventSource, EventListener listener, Type... keys ) { |
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HandlerManager manager = eventSource.getHandlerManager(); |
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for ( Type key : keys ) { |
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int handlerCount = manager.getHandlerCount( key ); |
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for ( int i = 0; i < handlerCount; i++ ) { |
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EventHandler handler = manager.getHandler( key, i ); |
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if ( handler instanceof ListenerWrapperImpl && ((ListenerWrapperImpl) handler).listener.equals( listener ) ) { |
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manager.removeHandler( key, handler ); |
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} |
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} |
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} |
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} |
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protected final ListenerType listener; |
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ListenerWrapperImpl( ListenerType listener ) { |
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this.listener = listener; |
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} |
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Widget source( AbstractEvent e ) { |
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return (Widget) e.getSource(); |
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} |
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} |
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/* |
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* Copyright 2008 Google Inc. |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not |
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* use this file except in compliance with the License. You may obtain a copy of |
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* the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
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* License for the specific language governing permissions and limitations under |
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* the License. |
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*/ |
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package com.google.gwt.gen2.event.dom.client; |
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import com.google.gwt.gen2.event.shared.*; |
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import com.google.gwt.gen2.event.shared.AbstractEvent.*; |
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import com.google.gwt.user.client.ui.*; |
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import java.util.*; |
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/** |
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* legacy listener support for dom events. Will eventually be moved into |
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* user.ui. |
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* |
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* @param <ListenerType> listener type |
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*/ |
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abstract class ListenerWrapperImpl<ListenerType> implements EventHandler { |
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static class Click extends ListenerWrapperImpl<ClickListener> implements ClickHandler { |
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public static void removeWrappedListener( HasHandlerManager eventSource, ClickListener listener ) { |
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removeWrappedListene( eventSource, listener, ClickEvent.TYPE ); |
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} |
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protected Click( ClickListener listener ) { |
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super( listener ); |
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} |
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public void onClick( ClickEvent event ) { |
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listener.onClick( source( event ) ); |
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} |
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} |
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/* |
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* Handler wrapper for {@link FocusListener}. |
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*/ |
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static class Focus extends ListenerWrapperImpl<FocusListener> implements FocusHandler, |
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BlurHandler { |
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public Focus( FocusListener listener ) { |
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super( listener ); |
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} |
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public void onBlur( BlurEvent event ) { |
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listener.onLostFocus( source( event ) ); |
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} |
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public void onFocus( FocusEvent event ) { |
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listener.onFocus( source( event ) ); |
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} |
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} |
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static class Keyboard extends ListenerWrapperImpl<KeyboardListener> implements KeyDownHandler, |
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KeyUpHandler, |
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KeyPressHandler { |
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public static void removeWrappedListener( HasHandlerManager eventSource, KeyboardListener listener ) { |
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ListenerWrapperImpl.removeWrappedListene( eventSource, listener, KeyDownEvent.TYPE, KeyUpEvent.TYPE, KeyPressEvent.TYPE ); |
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} |
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public Keyboard( KeyboardListener listener ) { |
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super( listener ); |
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} |
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public void onKeyDown( KeyDownEvent event ) { |
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listener.onKeyDown( source( event ), (char) event.getKeyCode(), event.getKeyModifiers() ); |
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} |
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public void onKeyPress( KeyPressEvent event ) { |
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listener.onKeyPress( source( event ), (char) event.getNativeEvent().getKeyCode(), event.getKeyModifiers() ); |
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} |
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public void onKeyUp( KeyUpEvent event ) { |
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source( event ); |
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listener.onKeyUp( source( event ), (char) event.getKeyCode(), event.getKeyModifiers() ); |
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} |
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} |
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static class Mouse extends ListenerWrapperImpl<MouseListener> implements MouseDownHandler, |
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MouseUpHandler, |
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MouseOutHandler, |
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MouseOverHandler, |
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MouseMoveHandler { |
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public static <EventSourceType extends HasHandlerManager & HasMouseDownHandlers & HasMouseUpHandlers & HasMouseOutHandlers & HasMouseOverHandlers & |
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HasMouseMoveHandlers, HandlerType extends MouseDownHandler & MouseUpHandler & MouseOutHandler & MouseOverHandler & MouseMoveHandler> void |
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addHandlers( |
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EventSourceType source, HandlerType handlers ) { |
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source.addMouseDownHandler( handlers ); |
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source.addMouseUpHandler( handlers ); |
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source.addMouseOutHandler( handlers ); |
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source.addMouseOverHandler( handlers ); |
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source.addMouseMoveHandler( handlers ); |
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} |
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public static void remove( HasHandlerManager eventSource, MouseListener listener ) { |
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removeWrappedListene( eventSource, listener, MouseDownEvent.TYPE, MouseUpEvent.TYPE, MouseOverEvent.TYPE, MouseOutEvent.TYPE ); |
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} |
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protected Mouse( MouseListener listener ) { |
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super( listener ); |
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} |
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public void onMouseDown( MouseDownEvent event ) { |
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listener.onMouseDown( source( event ), event.getClientX(), event.getScreenY() ); |
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} |
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public void onMouseMove( MouseMoveEvent event ) { |
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listener.onMouseMove( source( event ), event.getClientX(), event.getClientY() ); |
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} |
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public void onMouseOut( MouseOutEvent event ) { |
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listener.onMouseLeave( source( event ) ); |
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} |
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public void onMouseOver( MouseOverEvent event ) { |
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listener.onMouseEnter( source( event ) ); |
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} |
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public void onMouseUp( MouseUpEvent event ) { |
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listener.onMouseUp( source( event ), event.getClientX(), event.getClientY() ); |
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} |
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} |
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protected static void removeWrappedListene( HasHandlerManager eventSource, EventListener listener, Type... keys ) { |
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HandlerManager manager = eventSource.getHandlerManager(); |
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for ( Type key : keys ) { |
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int handlerCount = manager.getHandlerCount( key ); |
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for ( int i = 0; i < handlerCount; i++ ) { |
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EventHandler handler = manager.getHandler( key, i ); |
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if ( handler instanceof ListenerWrapperImpl && ((ListenerWrapperImpl) handler).listener.equals( listener ) ) { |
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manager.removeHandler( key, handler ); |
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} |
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} |
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} |
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} |
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protected final ListenerType listener; |
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ListenerWrapperImpl( ListenerType listener ) { |
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this.listener = listener; |
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} |
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Widget source( AbstractEvent e ) { |
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return (Widget) e.getSource(); |
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} |
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} |