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fix #821 Ability to register open/close listeners for side drawers(le…
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domino-ui/src/main/java/org/dominokit/domino/ui/animations/TransitionListener.java
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/* | ||
* Copyright © 2019 Dominokit | ||
* | ||
* Licensed under the Apache License, Version 2.0 (the "License"); | ||
* you may not use this file except in compliance with the License. | ||
* You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, software | ||
* distributed under the License is distributed on an "AS IS" BASIS, | ||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
* See the License for the specific language governing permissions and | ||
* limitations under the License. | ||
*/ | ||
package org.dominokit.domino.ui.animations; | ||
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public interface TransitionListener<T> { | ||
void onTransitionEvent(T target); | ||
} |
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domino-ui/src/main/java/org/dominokit/domino/ui/animations/TransitionListeners.java
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/* | ||
* Copyright © 2019 Dominokit | ||
* | ||
* Licensed under the Apache License, Version 2.0 (the "License"); | ||
* you may not use this file except in compliance with the License. | ||
* You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, software | ||
* distributed under the License is distributed on an "AS IS" BASIS, | ||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
* See the License for the specific language governing permissions and | ||
* limitations under the License. | ||
*/ | ||
package org.dominokit.domino.ui.animations; | ||
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import static org.dominokit.domino.ui.utils.ElementsFactory.elements; | ||
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import elemental2.dom.Element; | ||
import elemental2.dom.EventListener; | ||
import java.util.HashSet; | ||
import java.util.Set; | ||
import org.dominokit.domino.ui.IsElement; | ||
import org.dominokit.domino.ui.events.EventOptions; | ||
import org.dominokit.domino.ui.utils.LazyInitializer; | ||
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public class TransitionListeners<E extends Element, T extends IsElement<E>> { | ||
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private final T target; | ||
private final Set<TransitionListener<? super T>> startListeners = new HashSet<>(); | ||
private final Set<TransitionListener<? super T>> cancelListeners = new HashSet<>(); | ||
private final Set<TransitionListener<? super T>> endListeners = new HashSet<>(); | ||
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private final LazyInitializer eventsLazyInitializer; | ||
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public static <E extends Element, T extends IsElement<E>> TransitionListeners<E, T> of(T target) { | ||
return new TransitionListeners<>(target); | ||
} | ||
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public TransitionListeners(T target) { | ||
this.target = target; | ||
EventListener startListener = | ||
evt -> { | ||
startListeners.forEach( | ||
listener -> { | ||
if (evt.target.equals(this.target.element())) { | ||
listener.onTransitionEvent(target); | ||
} | ||
}); | ||
}; | ||
EventListener cancelListener = | ||
evt -> { | ||
if (evt.target.equals(this.target.element())) { | ||
cancelListeners.forEach(listener -> listener.onTransitionEvent(target)); | ||
} | ||
}; | ||
EventListener endListener = | ||
evt -> { | ||
if (evt.target.equals(this.target.element())) { | ||
endListeners.forEach(listener -> listener.onTransitionEvent(target)); | ||
} | ||
}; | ||
this.eventsLazyInitializer = | ||
new LazyInitializer( | ||
() -> { | ||
elements | ||
.elementOf(target) | ||
.addEventListener( | ||
"webkitTransitionStart", startListener, EventOptions.of().setCapture(false)); | ||
elements | ||
.elementOf(target) | ||
.addEventListener( | ||
"oTransitionStart", startListener, EventOptions.of().setCapture(false)); | ||
elements | ||
.elementOf(target) | ||
.addEventListener( | ||
"transitionstart", startListener, EventOptions.of().setCapture(false)); | ||
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elements | ||
.elementOf(target) | ||
.addEventListener( | ||
"webkitTransitionCancel", | ||
cancelListener, | ||
EventOptions.of().setCapture(false)); | ||
elements | ||
.elementOf(target) | ||
.addEventListener( | ||
"oTransitionCancel", cancelListener, EventOptions.of().setCapture(false)); | ||
elements | ||
.elementOf(target) | ||
.addEventListener( | ||
"transitioncancel", cancelListener, EventOptions.of().setCapture(false)); | ||
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elements | ||
.elementOf(target) | ||
.addEventListener( | ||
"webkitTransitionEnd", endListener, EventOptions.of().setCapture(false)); | ||
elements | ||
.elementOf(target) | ||
.addEventListener( | ||
"oTransitionEnd", endListener, EventOptions.of().setCapture(false)); | ||
elements | ||
.elementOf(target) | ||
.addEventListener( | ||
"transitionend", endListener, EventOptions.of().setCapture(false)); | ||
}); | ||
} | ||
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public TransitionListeners<E, T> onTransitionStart(TransitionListener<? super T> listener) { | ||
eventsLazyInitializer.apply(); | ||
startListeners.add(listener); | ||
return this; | ||
} | ||
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public TransitionListeners<E, T> removeTransitionStartListener( | ||
TransitionListener<? super T> listener) { | ||
startListeners.remove(listener); | ||
return this; | ||
} | ||
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public TransitionListeners<E, T> onTransitionCancel(TransitionListener<? super T> listener) { | ||
eventsLazyInitializer.apply(); | ||
cancelListeners.add(listener); | ||
return this; | ||
} | ||
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public TransitionListeners<E, T> removeTransitionCancelListener( | ||
TransitionListener<? super T> listener) { | ||
cancelListeners.remove(listener); | ||
return this; | ||
} | ||
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public TransitionListeners<E, T> onTransitionEnd(TransitionListener<? super T> listener) { | ||
eventsLazyInitializer.apply(); | ||
endListeners.add(listener); | ||
return this; | ||
} | ||
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public TransitionListeners<E, T> removeTransitionEndListener( | ||
TransitionListener<? super T> listener) { | ||
endListeners.remove(listener); | ||
return this; | ||
} | ||
} |
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