Add Android ButtonClickListener

owenthcarey · owenthcarey · commit 1235b0969246 · 2023-06-20T16:07:45.000-07:00
diff --git a/apps/android_pythonnative_3/app/src/main/java/com/pythonnative/pythonnative/MainActivity.kt b/apps/android_pythonnative_3/app/src/main/java/com/pythonnative/pythonnative/MainActivity.kt
@@ -36,14 +36,14 @@ class MainActivity : AppCompatActivity() {
 //        val pyButton = createButtonModule.callAttr("create_button", this).toJava(Button::class.java)
 //        layoutMain.addView(pyButton)
 
-//        val createWidgetsModule = py.getModule("create_widgets")
-//        val pyLayout = createWidgetsModule.callAttr("create_widgets", this).toJava(LinearLayout::class.java)
-//        layoutMain.addView(pyLayout)
-
-        val createLayoutModule = py.getModule("create_pn_layout")
-        val pyLayout = createLayoutModule.callAttr("create_pn_layout", this).toJava(LinearLayout::class.java)
+        val createWidgetsModule = py.getModule("create_widgets")
+        val pyLayout = createWidgetsModule.callAttr("create_widgets", this).toJava(LinearLayout::class.java)
         layoutMain.addView(pyLayout)
 
+//        val createLayoutModule = py.getModule("create_pn_layout")
+//        val pyLayout = createLayoutModule.callAttr("create_pn_layout", this).toJava(LinearLayout::class.java)
+//        layoutMain.addView(pyLayout)
+
 //        val createConstraintLayoutModule = py.getModule("create_constraint_layout")
 //        val pyLayout = createConstraintLayoutModule.callAttr("create_constraint_layout", this).toJava(ConstraintLayout::class.java)
 //        layoutMain.addView(pyLayout)
diff --git a/apps/android_pythonnative_3/app/src/main/python/create_widgets.py b/apps/android_pythonnative_3/app/src/main/python/create_widgets.py
@@ -1,4 +1,26 @@
-from java import jclass
+from java import dynamic_proxy, jclass, static_proxy
+import random
+
+# Import View class which contains OnClickListener
+View = jclass('android.view.View')
+Color = jclass('android.graphics.Color')
+
+
+class ButtonClickListener(dynamic_proxy(View.OnClickListener)):
+    def __init__(self, button):
+        super().__init__()
+        self.button = button
+
+    def onClick(self, view):
+        # Generate a random hex color.
+        color = "#" + "".join(
+            [random.choice("0123456789ABCDEF") for _ in range(6)])
+
+        # Set the button's background color.
+        self.button.setBackgroundColor(Color.parseColor(color))
+
+        # Print something to the console.
+        print("Button clicked! New color is " + color)
 
 
 def create_widgets(context):
@@ -62,6 +84,7 @@ def create_widgets(context):
     # Create Button
     button = Button(context)
     button.setText("Button created in Python")
+    button.setOnClickListener(ButtonClickListener(button))
     layout.addView(button)
 
     # Create TextView
