add a list of event handlers to UiObject

diff --git a/ui-java/src/main/java/de/unixwork/ui/EventHandler.java b/ui-java/src/main/java/de/unixwork/ui/EventHandler.java
new file mode 100644 (file)
index 0000000..b76e7ec
--- /dev/null
+++ b/ui-java/src/main/java/de/unixwork/ui/EventHandler.java
@@ -0,0 +1,6 @@
+package de.unixwork.ui;
+
+@FunctionalInterface
+public interface EventHandler {
+    public void callback(Object event);
+}

diff --git a/ui-java/src/main/java/de/unixwork/ui/UiContext.java b/ui-java/src/main/java/de/unixwork/ui/UiContext.java
new file mode 100644 (file)
index 0000000..d6bde18
--- /dev/null
+++ b/ui-java/src/main/java/de/unixwork/ui/UiContext.java
@@ -0,0 +1,10 @@
+package de.unixwork.ui;
+
+import java.lang.foreign.MemorySegment;
+
+public class UiContext {
+    public MemorySegment ctxptr;
+
+
+
+}

diff --git a/ui-java/src/main/java/de/unixwork/ui/UiObject.java b/ui-java/src/main/java/de/unixwork/ui/UiObject.java
index 374f76dac35783f9cfa62d54496a1252e51366be..0bdc6448c1e7cc08de64eaa0cd13b71a7c171875 100644 (file)
--- a/ui-java/src/main/java/de/unixwork/ui/UiObject.java
+++ b/ui-java/src/main/java/de/unixwork/ui/UiObject.java
@@ -1,10 +1,13 @@
 package de.unixwork.ui;
 
 import java.lang.foreign.MemorySegment;
+import java.util.ArrayList;
 
 public class UiObject {
     MemorySegment ptr;
 
+    private ArrayList<EventHandler> eventHandlers = new ArrayList<>();
+
     UiObject(MemorySegment ptr) {
         this.ptr = ptr;
     }