public class EventsListener implements EventListener {
public interface SpecialEvent {
+ /**
+ * The last unbind call triggers the tearDown method.
+ */
boolean tearDown(EventsListener l);
+ /**
+ * When the first event handler is bound for an EventsListener
+ * gQuery executes the setup function.
+ */
boolean setup(EventsListener l);
+ /**
+ * For each unbind call the remove function is called.
+ */
boolean remove(EventsListener l, String nameSpace, Function f);
+ /**
+ * For each bind call the add function is called.
+ */
boolean add(EventsListener l, String nameSpace, Object data, Function f);
- String getDelegateType();
-
+ /**
+ * Return true if there are handlers bound to this special event.
+ */
boolean hasHandlers(EventsListener l);
}
* Used for simulating mouseenter and mouseleave events
*/
public static class MouseSpecialEvent implements SpecialEvent {
- private String originalType;
+ private String type;
private String delegateType;
-
- HashMap<EventListener, MouseSpecialFunction> handlers = new HashMap<EventListener, MouseSpecialFunction>();
-
+
+ HashMap<EventListener, MouseSpecialFunction> registeredHandlers = new HashMap<EventListener, MouseSpecialFunction>();
+
private class MouseSpecialFunction extends Function {
final EventsListener listener;
public MouseSpecialFunction(EventsListener l) {
listener = l;
}
-
+
public boolean f(Event e, Object... arg) {
EventTarget eventTarget = e.getCurrentEventTarget();
Element target = eventTarget != null ? eventTarget.<Element> cast() : null;
if (related == null || (related != target && !GQuery.contains(target, related))) {
for (int i = 0, l = listener.elementEvents.length(); i < l ; i ++) {
BindFunction function = listener.elementEvents.get(i);
- if (function.isTypeOf(originalType) && !function.fire(e, arg)) {
+ if (function.isTypeOf(type) && !function.fire(e, arg)) {
return false;
}
}
return true;
};
}
-
- public MouseSpecialEvent(String originalType, String delegateType) {
- this.originalType = originalType;
+
+ public MouseSpecialEvent(String type, String delegateType) {
+ this.type = type;
this.delegateType = delegateType;
}
@Override
public boolean add(EventsListener l, String nameSpace, Object data, Function f) {
- l.bind(BITLESS, nameSpace, originalType, null, null, f, -1);
+ l.bind(BITLESS, nameSpace, type, null, f, -1);
return false;
}
@Override
public boolean remove(EventsListener l, String nameSpace, Function f) {
- l.elementEvents = unbindFunctions(l.elementEvents, BITLESS, nameSpace, delegateType, null, f);
+ l.elementEvents = unbindFunctions(l.elementEvents, BITLESS, nameSpace, null, f);
return false;
}
-
+
@Override
public boolean setup(EventsListener l) {
MouseSpecialFunction handler = new MouseSpecialFunction(l);
- handlers.put(l, handler);
- int b = Event.getTypeInt(delegateType);
- l.bind(b, null, delegateType, originalType, null, handler, -1);
+ registeredHandlers.put(l, handler);
+ l.bind(Event.getTypeInt(delegateType), null, delegateType, null, handler, -1);
return false;
}
-
+
@Override
public boolean tearDown(EventsListener l) {
- MouseSpecialFunction handler = handlers.remove(l);
+ MouseSpecialFunction handler = registeredHandlers.remove(l);
if (handler != null) {
- int b = Event.getTypeInt(delegateType);
- l.unbind(b, null, delegateType, originalType, handler);
+ l.unbind(Event.getTypeInt(delegateType), null, delegateType, handler);
}
return false;
}
- @Override
- public String getDelegateType() {
- return delegateType;
- }
-
@Override
public boolean hasHandlers(EventsListener l) {
for (int i = 0, j = l.elementEvents.length(); i < j; i++) {
return false;
}
}
-
- private static class BindFunction {
+ private static class BindFunction {
Object data;
Function function;
String nameSpace;
- String originalEventType;
int times;
int type;
String eventName;
- BindFunction(int type, String eventName, String nameSpace, String originalEventType,
- Function function, Object data, int times) {
+ BindFunction(int type, String eventName, String nameSpace, Function function, Object data,
+ int times) {
this.times = times;
this.eventName = eventName;
this.type = type;
this.function = function;
this.data = data;
-// this.originalEventType = originalEventType;
this.nameSpace = nameSpace != null ? nameSpace : "";
}
public boolean hasEventType(int etype) {
return type != BITLESS && etype != BITLESS && (type & etype) != 0;
}
-
+
public boolean isTypeOf(String eName) {
return eventName != null && eventName.equalsIgnoreCase(eName);
assert f != null : "function f cannot be null";
return f.equals(function);
}
-
- public Object getOriginalEventType() {
- return originalEventType;
- }
}
/**
JsNamedArray<JsObjectArray<BindFunction>> bindFunctionBySelector;
LiveBindFunction(String eventName, String namespace, Object data) {
- super(BITLESS, eventName, namespace, null, null, data, -1);
+ super(BITLESS, eventName, namespace, null, data, -1);
clean();
}
LiveBindFunction(int type, String namespace, Object data) {
- super(type, null, namespace, null, null, data, -1);
+ super(type, null, namespace, null, data, -1);
clean();
}
/**
* Remove the BindFunction associated to this cssSelector
*/
- public void removeBindFunctionForSelector(String cssSelector, String nameSpace, String originalEventName) {
- if (nameSpace == null && originalEventName == null) {
+ public void removeBindFunctionForSelector(String cssSelector, String nameSpace) {
+ if (nameSpace == null) {
bindFunctionBySelector.delete(cssSelector);
} else {
JsObjectArray<BindFunction> functions = bindFunctionBySelector.get(cssSelector);
for (int i = 0; i < functions.length(); i++) {
BindFunction f = functions.get(i);
- boolean matchNamespace = nameSpace == null || nameSpace.equals(f.nameSpace);
- boolean matchOriginalEventName = originalEventName == null || originalEventName.equals(f.originalEventType);
-
- if (!matchNamespace || !matchOriginalEventName) {
+ if (nameSpace != null && !nameSpace.equals(f.nameSpace)) {
newFunctions.add(f);
}
}
}
}
- public void bind(int eventbits, String namespace, String originalEventType, Object data,
- Function function, int times) {
- bind(eventbits, namespace, null, originalEventType, data, function, times);
+ public void bind(int eventbits, String namespace, Object data, Function function, int times) {
+ bind(eventbits, namespace, null, data, function, times);
}
public void bind(String events, final Object data, Function... funcs) {
if (hook == null) {
int b = Event.getTypeInt(eventName);
if (function != null) {
- bind(b, nameSpace, eventName, null, data, function, -1);
+ bind(b, nameSpace, eventName, data, function, -1);
} else {
- unbind(b, nameSpace, eventName, null, null);
+ unbind(b, nameSpace, eventName, null);
}
} else {
if (function != null) {
}
}
- public void bind(int eventbits, String namespace, String eventName, String originalEventType,
- Object data, Function function, int times) {
+ public void bind(int eventbits, String namespace, String eventName, Object data, Function function, int times) {
sink(eventbits, eventName);
- elementEvents.add(new BindFunction(eventbits, eventName, namespace, originalEventType,
- function, data, times));
+ elementEvents.add(new BindFunction(eventbits, eventName, namespace, function, data, times));
}
public void die(String eventNames, String cssSelector) {
return;
}
int b = Event.getTypeInt(eventName);
- die(b, nameSpace, eventName, null, cssSelector);
+ die(b, nameSpace, eventName, cssSelector);
}
}
- public void die(int eventbits, String nameSpace, String eventName, String originalEventName,
- String cssSelector) {
+ public void die(int eventbits, String nameSpace, String eventName, String cssSelector) {
if (eventbits <= 0) {
if (eventName != null && eventName.length() > 0) {
LiveBindFunction liveBindFunction = liveBindFunctionByEventName.get(eventName);
- maybeRemoveLiveBindFunction(liveBindFunction, cssSelector, BITLESS, eventName, nameSpace,
- originalEventName);
+ maybeRemoveLiveBindFunction(liveBindFunction, cssSelector, BITLESS, eventName, nameSpace);
} else {
// if eventbits == -1 and eventName is null, remove all event handlers for this selector
for (String k : liveBindFunctionByEventType.keys()) {
int bits = Integer.parseInt(k);
LiveBindFunction liveBindFunction = liveBindFunctionByEventType.get(bits);
- maybeRemoveLiveBindFunction(liveBindFunction, cssSelector, bits, null, nameSpace, null);
+ maybeRemoveLiveBindFunction(liveBindFunction, cssSelector, bits, null, nameSpace);
}
for (String k : liveBindFunctionByEventName.keys()) {
LiveBindFunction liveBindFunction = liveBindFunctionByEventName.get(realKey);
if (liveBindFunction != null) {
String eName = liveBindFunction.eventName;
- maybeRemoveLiveBindFunction(liveBindFunction, cssSelector, BITLESS, eName,
- nameSpace, originalEventName);
+ maybeRemoveLiveBindFunction(liveBindFunction, cssSelector, BITLESS, eName, nameSpace);
}
}
}
} else {
LiveBindFunction liveBindFunction = liveBindFunctionByEventType.get(eventbits);
- maybeRemoveLiveBindFunction(liveBindFunction, cssSelector, eventbits, null, nameSpace,
- originalEventName);
+ maybeRemoveLiveBindFunction(liveBindFunction, cssSelector, eventbits, null, nameSpace);
}
}
private void maybeRemoveLiveBindFunction(LiveBindFunction liveBindFunction, String cssSelector,
- int eventbits, String eventName, String nameSpace, String originalEventName) {
+ int eventbits, String eventName, String nameSpace) {
if (liveBindFunction != null) {
- liveBindFunction.removeBindFunctionForSelector(cssSelector, nameSpace, originalEventName);
+ liveBindFunction.removeBindFunctionForSelector(cssSelector, nameSpace);
if (liveBindFunction.isEmpty()){
if (eventbits != BITLESS) {
liveBindFunctionByEventType.remove(eventbits);
//handle special event like mouseenter or mouseleave
SpecialEvent hook = special.get(eventName);
if (hook != null) {
-// eventName = hook != null ? hook.getDelegateType() : eventName;
-// String originalEventName = hook != null ? hook.getOriginalType() : null;
// FIXME: MCM handle live
return;
}
int b = Event.getTypeInt(eventName);
for (Function function : funcs) {
- live(b, nameSpace, eventName, null, cssSelector, data, function);
+ live(b, nameSpace, eventName, cssSelector, data, function);
}
}
}
- public void live(int eventbits, String nameSpace, String eventName, String originalEventName,
- String cssSelector, Object data, Function... funcs) {
+ public void live(int eventbits, String nameSpace, String eventName, String cssSelector,
+ Object data, Function... funcs) {
if (eventbits != BITLESS) {
- liveBitEvent(eventbits, nameSpace, originalEventName, cssSelector, data, funcs);
+ liveBitEvent(eventbits, nameSpace, cssSelector, data, funcs);
} else {
- liveBitlessEvent(eventName, nameSpace, originalEventName, cssSelector, data, funcs);
+ liveBitlessEvent(eventName, nameSpace, cssSelector, data, funcs);
}
}
- private void liveBitlessEvent(String eventName, String nameSpace, String originalEventName,
- String cssSelector, Object data, Function... funcs) {
+ private void liveBitlessEvent(String eventName, String nameSpace, String cssSelector,
+ Object data, Function... funcs) {
LiveBindFunction liveBindFunction = liveBindFunctionByEventName.get(eventName);
if (liveBindFunction == null) {
for (Function f : funcs) {
liveBindFunction.addBindFunctionForSelector(cssSelector, new BindFunction(BITLESS, eventName,
- nameSpace, originalEventName, f, data, -1));
+ nameSpace, f, data, -1));
}
}
- private void liveBitEvent(int eventbits, String nameSpace, String originalEventName,
- String cssSelector, Object data, Function... funcs) {
+ private void liveBitEvent(int eventbits, String nameSpace, String cssSelector, Object data,
+ Function... funcs) {
for (int i = 0; i < 28; i++) {
int event = (int) Math.pow(2, i);
if ((eventbits & event) == event) {
for (Function f : funcs) {
liveBindFunction.addBindFunctionForSelector(cssSelector, new BindFunction(event,
- null, nameSpace, originalEventName, f, data, -1));
+ null, nameSpace, f, data, -1));
}
}
}
}
public void unbind(int eventbits) {
- unbind(eventbits, null, null, null, null);
+ unbind(eventbits, null, null, null);
}
-
- public void unbind(int eventbits, String namespace, String eventName, String originalEventType,
- Function f) {
- elementEvents = unbindFunctions(elementEvents, eventbits, namespace, eventName, originalEventType, f);
+
+ public void unbind(int eventbits, String namespace, String eventName, Function f) {
+ elementEvents = unbindFunctions(elementEvents, eventbits, namespace, eventName, f);
}
public static JsObjectArray<BindFunction> unbindFunctions(JsObjectArray<BindFunction> list,
- int eventbits, String namespace, String eventName, String originalEventType, Function f) {
+ int eventbits, String namespace, String eventName, Function f) {
JsObjectArray<BindFunction> newList = JsObjectArray.createArray().cast();
for (int i = 0; i < list.length(); i++) {
BindFunction listener = list.get(i);
boolean matchNS = isNullOrEmpty(namespace) || listener.nameSpace.equals(namespace);
boolean matchEV = eventbits <= 0 || listener.hasEventType(eventbits);
boolean matchEVN = matchEV || listener.isTypeOf(eventName);
- boolean matchOEVT = (isNullOrEmpty(eventName) && !isNullOrEmpty(namespace) && matchNS)
- || (originalEventType == null && listener.getOriginalEventType() == null)
- || (originalEventType != null && originalEventType.equals(listener.getOriginalEventType()));
boolean matchFC = f == null || listener.isEquals(f);
- if (matchNS && matchEV && matchEVN && matchFC && matchOEVT) {
+ if (matchNS && matchEV && matchEVN && matchFC) {
int currentEventbits = listener.unsink(eventbits);
if (currentEventbits == 0) {
// the BindFunction doesn't listen anymore on any events
return;
}
}
-
+
int b = Event.getTypeInt(eventName);
- unbind(b, nameSpace, eventName, null, f);
+ unbind(b, nameSpace, eventName, f);
}
}