@@ -276,11 +276,11 @@
 /*!
  * @brief Performs the specified selector with the specified objects.
  *
  * @param selector The selector to perform
  * @param object1 The first object that is passed to the method specified by the
- *		 selector
+ *		  selector
  * @param object2 The second object that is passed to the method specified by
  *		  the selector
  * @return The object returned by the method specified by the selector
  */
 - (nullable id)performSelector: (SEL)selector
@@ -290,11 +290,11 @@
 /*!
  * @brief Performs the specified selector with the specified objects.
  *
  * @param selector The selector to perform
  * @param object1 The first object that is passed to the method specified by the
- *		 selector
+ *		  selector
  * @param object2 The second object that is passed to the method specified by
  *		  the selector
  * @param object3 The third object that is passed to the method specified by the
  *		  selector
  * @return The object returned by the method specified by the selector
@@ -302,10 +302,30 @@
 - (nullable id)performSelector: (SEL)selector
 		    withObject: (nullable id)object1
 		    withObject: (nullable id)object2
 		    withObject: (nullable id)object3;
 
+/*!
+ * @brief Performs the specified selector with the specified objects.
+ *
+ * @param selector The selector to perform
+ * @param object1 The first object that is passed to the method specified by the
+ *		  selector
+ * @param object2 The second object that is passed to the method specified by
+ *		  the selector
+ * @param object3 The third object that is passed to the method specified by the
+ *		  selector
+ * @param object4 The fourth object that is passed to the method specified by
+ *		  the selector
+ * @return The object returned by the method specified by the selector
+ */
+- (nullable id)performSelector: (SEL)selector
+		    withObject: (nullable id)object1
+		    withObject: (nullable id)object2
+		    withObject: (nullable id)object3
+		    withObject: (nullable id)object4;
+
 /*!
  * @brief Checks two objects for equality.
  *
  * Classes containing data (like strings, arrays, lists etc.) should reimplement
  * this!
@@ -740,37 +760,59 @@
  * @brief Performs the specified selector with the specified objects after the
  *	  specified delay.
  *
  * @param selector The selector to perform
  * @param object1 The first object that is passed to the method specified by the
- *		 selector
+ *		  selector
+ * @param object2 The second object that is passed to the method specified by
+ *		  the selector
+ * @param delay The delay after which the selector will be performed
+ */
+- (void)performSelector: (SEL)selector
+	     withObject: (nullable id)object1
+	     withObject: (nullable id)object2
+	     afterDelay: (of_time_interval_t)delay;
+
+/*!
+ * @brief Performs the specified selector with the specified objects after the
+ *	  specified delay.
+ *
+ * @param selector The selector to perform
+ * @param object1 The first object that is passed to the method specified by the
+ *		  selector
  * @param object2 The second object that is passed to the method specified by
  *		  the selector
+ * @param object3 The third object that is passed to the method specified by the
+ *		  selector
  * @param delay The delay after which the selector will be performed
  */
 - (void)performSelector: (SEL)selector
 	     withObject: (nullable id)object1
 	     withObject: (nullable id)object2
+	     withObject: (nullable id)object3
 	     afterDelay: (of_time_interval_t)delay;
 
 /*!
  * @brief Performs the specified selector with the specified objects after the
  *	  specified delay.
  *
  * @param selector The selector to perform
  * @param object1 The first object that is passed to the method specified by the
- *		 selector
+ *		  selector
  * @param object2 The second object that is passed to the method specified by
  *		  the selector
  * @param object3 The third object that is passed to the method specified by the
  *		  selector
+ * @param object4 The fourth object that is passed to the method specified by
+ *		  the selector
  * @param delay The delay after which the selector will be performed
  */
 - (void)performSelector: (SEL)selector
 	     withObject: (nullable id)object1
 	     withObject: (nullable id)object2
 	     withObject: (nullable id)object3
+	     withObject: (nullable id)object4
 	     afterDelay: (of_time_interval_t)delay;
 
 #ifdef OF_HAVE_THREADS
 /*!
  * @brief Performs the specified selector on the specified thread.
@@ -803,40 +845,64 @@
  *	  specified objects.
  *
  * @param selector The selector to perform
  * @param thread The thread on which to perform the selector
  * @param object1 The first object that is passed to the method specified by the
- *		 selector
+ *		  selector
+ * @param object2 The second object that is passed to the method specified by
+ *		  the selector
+ * @param waitUntilDone Whether to wait until the perform finished
+ */
+- (void)performSelector: (SEL)selector
+	       onThread: (OFThread *)thread
+	     withObject: (nullable id)object1
+	     withObject: (nullable id)object2
+	  waitUntilDone: (bool)waitUntilDone;
+
+/*!
+ * @brief Performs the specified selector on the specified thread with the
+ *	  specified objects.
+ *
+ * @param selector The selector to perform
+ * @param thread The thread on which to perform the selector
+ * @param object1 The first object that is passed to the method specified by the
+ *		  selector
  * @param object2 The second object that is passed to the method specified by
  *		  the selector
+ * @param object3 The third object that is passed to the method specified by the
+ *		  selector
  * @param waitUntilDone Whether to wait until the perform finished
  */
 - (void)performSelector: (SEL)selector
 	       onThread: (OFThread *)thread
 	     withObject: (nullable id)object1
 	     withObject: (nullable id)object2
+	     withObject: (nullable id)object3
 	  waitUntilDone: (bool)waitUntilDone;
 
 /*!
  * @brief Performs the specified selector on the specified thread with the
  *	  specified objects.
  *
  * @param selector The selector to perform
  * @param thread The thread on which to perform the selector
  * @param object1 The first object that is passed to the method specified by the
- *		 selector
+ *		  selector
  * @param object2 The second object that is passed to the method specified by
  *		  the selector
  * @param object3 The third object that is passed to the method specified by the
  *		  selector
+ * @param object4 The fourth object that is passed to the method specified by
+ *		  the selector
  * @param waitUntilDone Whether to wait until the perform finished
  */
 - (void)performSelector: (SEL)selector
 	       onThread: (OFThread *)thread
 	     withObject: (nullable id)object1
 	     withObject: (nullable id)object2
 	     withObject: (nullable id)object3
+	     withObject: (nullable id)object4
 	  waitUntilDone: (bool)waitUntilDone;
 
 /*!
  * @brief Performs the specified selector on the main thread.
  *
@@ -863,37 +929,59 @@
  * @brief Performs the specified selector on the main thread with the specified
  *	  objects.
  *
  * @param selector The selector to perform
  * @param object1 The first object that is passed to the method specified by the
- *		 selector
+ *		  selector
+ * @param object2 The second object that is passed to the method specified by
+ *		  the selector
+ * @param waitUntilDone Whether to wait until the perform finished
+ */
+- (void)performSelectorOnMainThread: (SEL)selector
+			 withObject: (nullable id)object1
+			 withObject: (nullable id)object2
+		      waitUntilDone: (bool)waitUntilDone;
+
+/*!
+ * @brief Performs the specified selector on the main thread with the specified
+ *	  objects.
+ *
+ * @param selector The selector to perform
+ * @param object1 The first object that is passed to the method specified by the
+ *		  selector
  * @param object2 The second object that is passed to the method specified by
  *		  the selector
+ * @param object3 The third object that is passed to the method specified by the
+ *		  selector
  * @param waitUntilDone Whether to wait until the perform finished
  */
 - (void)performSelectorOnMainThread: (SEL)selector
 			 withObject: (nullable id)object1
 			 withObject: (nullable id)object2
+			 withObject: (nullable id)object3
 		      waitUntilDone: (bool)waitUntilDone;
 
 /*!
  * @brief Performs the specified selector on the main thread with the specified
  *	  objects.
  *
  * @param selector The selector to perform
  * @param object1 The first object that is passed to the method specified by the
- *		 selector
+ *		  selector
  * @param object2 The second object that is passed to the method specified by
  *		  the selector
  * @param object3 The third object that is passed to the method specified by the
  *		  selector
+ * @param object4 The fourth object that is passed to the method specified by
+ *		  the selector
  * @param waitUntilDone Whether to wait until the perform finished
  */
 - (void)performSelectorOnMainThread: (SEL)selector
 			 withObject: (nullable id)object1
 			 withObject: (nullable id)object2
 			 withObject: (nullable id)object3
+			 withObject: (nullable id)object4
 		      waitUntilDone: (bool)waitUntilDone;
 
 /*!
  * @brief Performs the specified selector on the specified thread after the
  *	  specified delay.
@@ -926,40 +1014,64 @@
  *	  specified objects after the specified delay.
  *
  * @param selector The selector to perform
  * @param thread The thread on which to perform the selector
  * @param object1 The first object that is passed to the method specified by the
- *		 selector
+ *		  selector
+ * @param object2 The second object that is passed to the method specified by
+ *		  the selector
+ * @param delay The delay after which the selector will be performed
+ */
+- (void)performSelector: (SEL)selector
+	       onThread: (OFThread *)thread
+	     withObject: (nullable id)object1
+	     withObject: (nullable id)object2
+	     afterDelay: (of_time_interval_t)delay;
+
+/*!
+ * @brief Performs the specified selector on the specified thread with the
+ *	  specified objects after the specified delay.
+ *
+ * @param selector The selector to perform
+ * @param thread The thread on which to perform the selector
+ * @param object1 The first object that is passed to the method specified by the
+ *		  selector
  * @param object2 The second object that is passed to the method specified by
  *		  the selector
+ * @param object3 The third object that is passed to the method specified by the
+ *		  selector
  * @param delay The delay after which the selector will be performed
  */
 - (void)performSelector: (SEL)selector
 	       onThread: (OFThread *)thread
 	     withObject: (nullable id)object1
 	     withObject: (nullable id)object2
+	     withObject: (nullable id)object3
 	     afterDelay: (of_time_interval_t)delay;
 
 /*!
  * @brief Performs the specified selector on the specified thread with the
  *	  specified objects after the specified delay.
  *
  * @param selector The selector to perform
  * @param thread The thread on which to perform the selector
  * @param object1 The first object that is passed to the method specified by the
- *		 selector
+ *		  selector
  * @param object2 The second object that is passed to the method specified by
  *		  the selector
  * @param object3 The third object that is passed to the method specified by the
  *		  selector
+ * @param object4 The fourth object that is passed to the method specified by
+ *		  the selector
  * @param delay The delay after which the selector will be performed
  */
 - (void)performSelector: (SEL)selector
 	       onThread: (OFThread *)thread
 	     withObject: (nullable id)object1
 	     withObject: (nullable id)object2
 	     withObject: (nullable id)object3
+	     withObject: (nullable id)object4
 	     afterDelay: (of_time_interval_t)delay;
 #endif
 
 /*!
  * @brief This method is called when @ref resolveClassMethod: or