com.bugvm.apple.corefoundation.CFNotificationCenter Maven / Gradle / Ivy
The newest version!
/*
* Copyright (C) 2013-2015 RoboVM AB
*
* 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 com.bugvm.apple.corefoundation;
/**/
import java.io.*;
import java.nio.*;
import java.util.*;
import com.bugvm.objc.*;
import com.bugvm.objc.annotation.*;
import com.bugvm.objc.block.*;
import com.bugvm.rt.*;
import com.bugvm.rt.annotation.*;
import com.bugvm.rt.bro.*;
import com.bugvm.rt.bro.annotation.*;
import com.bugvm.rt.bro.ptr.*;
import com.bugvm.apple.foundation.*;
import com.bugvm.apple.dispatch.*;
import com.bugvm.apple.coreservices.*;
import com.bugvm.apple.coremedia.*;
import com.bugvm.apple.uikit.*;
import com.bugvm.apple.coretext.*;
/* */
/**/
/* */
/**/@Library("CoreFoundation")/* */
/**/public/* */ class /**/CFNotificationCenter/* */
extends /**/CFType/* */
/**//* */ {
public interface NotificationCallback {
void invoke(CFNotificationCenter center, CFType observer, String name, CFType object, NSDictionary userInfo);
}
private static final LongMap callbacks = new LongMap<>();
private static final java.lang.reflect.Method cbNotification;
static {
try {
cbNotification = CFNotificationCenter.class.getDeclaredMethod("cbNotification", CFNotificationCenter.class, CFType.class, String.class, CFType.class, NSDictionary.class);
} catch (Throwable e) {
throw new Error(e);
}
}
/**/public static class CFNotificationCenterPtr extends Ptr {}/* */
/**/static { Bro.bind(CFNotificationCenter.class); }/* */
/**//* */
/**/
protected CFNotificationCenter() {}
/* */
/**//* */
/**//* */
@Callback
private static void cbNotification(CFNotificationCenter center, CFType observer, String name, CFType object, NSDictionary userInfo) {
NotificationCallback callback = null;
synchronized (callbacks) {
long id = getCallbackIdForNotification(observer, name, object);
callback = callbacks.get(id);
}
// We don't store observer callbacks for every possible combination of observer, name and object.
// Therefore a callback for the current combination is not registered and will be null.
if (callback != null) {
callback.invoke(center, observer, name, object, userInfo);
}
}
public void addObserver(CFType observer, NotificationCallback callBack, String name, CFType object, CFNotificationSuspensionBehavior suspensionBehavior) {
synchronized(callbacks) {
long id = getCallbackIdForNotification(observer, name, object);
callbacks.put(id, callBack);
}
addObserver(observer, new FunctionPtr(cbNotification), name, object, suspensionBehavior);
}
private static long getCallbackIdForNotification(CFType observer, String name, CFType object) {
final int prime = 31;
long id = name.hashCode();
if (observer != null) {
id = id * prime + observer.hash();
}
if (object != null) {
id = id * prime + object.hash();
}
return id;
}
/**/
@Bridge(symbol="CFNotificationCenterGetTypeID", optional=true)
public static native @MachineSizedUInt long getClassTypeID();
@Bridge(symbol="CFNotificationCenterGetLocalCenter", optional=true)
public static native CFNotificationCenter getLocalCenter();
@Bridge(symbol="CFNotificationCenterGetDarwinNotifyCenter", optional=true)
public static native CFNotificationCenter getDarwinNotifyCenter();
@Bridge(symbol="CFNotificationCenterAddObserver", optional=true)
private native void addObserver(CFType observer, FunctionPtr callBack, String name, CFType object, CFNotificationSuspensionBehavior suspensionBehavior);
@Bridge(symbol="CFNotificationCenterRemoveObserver", optional=true)
public native void removeObserver(CFType observer, String name, CFType object);
@Bridge(symbol="CFNotificationCenterRemoveEveryObserver", optional=true)
public native void removeEveryObserver(CFType observer);
@Bridge(symbol="CFNotificationCenterPostNotification", optional=true)
public native void postNotification(String name, CFType object, NSDictionary userInfo, boolean deliverImmediately);
@Bridge(symbol="CFNotificationCenterPostNotificationWithOptions", optional=true)
public native void postNotification(String name, CFType object, NSDictionary userInfo, CFNotificationPostingOptions options);
/* */
}