Initial commit.

.gitignore

+.idea
+*.pyc
+*.pyo
+*.apk

dialing.py

+from kivy.utils import platform
+
+from jnius import autoclass
+
+
+def dial(phone_number):
+    if platform != 'android':
+        raise NotImplementedError('Dialing is only supported on Android')
+    # noinspection PyPep8Naming
+    Dialer = autoclass('edu.unl.cse.soft161.Dialer')
+    success = Dialer.dial(phone_number)
+    if not success:
+        raise NotImplementedError('Unable to find phone app')

edu/unl/cse/soft161/Dialer.java

+/*
+ * This file and the enclosing package folders must be symlinked into the p4a dist's src folder.
+ *
+ * For example, if you are building for x86, you might run
+ *
+ * $ ln -s ~/PycharmProjects/intents/edu ~/.local/share/python-for-android/dists/x86/src/edu
+ *
+ */
+
+package edu.unl.cse.soft161;
+
+import org.kivy.android.PythonActivity;
+import android.content.Intent;
+import android.net.Uri;
+import android.app.Activity;
+
+public class Dialer {
+    public static boolean dial(String phoneNumber) {
+        Intent intent = new Intent();
+        intent.setAction(Intent.ACTION_DIAL);
+        intent.setData(Uri.parse("tel:" + phoneNumber));
+
+        Activity activity = PythonActivity.mActivity;
+        if (intent.resolveActivity(activity.getPackageManager()) != null) {
+            activity.startActivity(intent);
+            return true;
+        }
+        return false;
+    }
+}

intent.kv

+BoxLayout:
+    orientation: 'vertical'
+    Label:
+        id: error
+    Button:
+        text: 'Call Clinic'
+        on_press: app.call_clinic()

main.py

+from kivy.app import App
+
+from dialing import dial
+
+
+__app_package__ = 'edu.unl.cse.soft161.intents'
+__app__ = 'Intents'
+__version__ = '0.1'
+__flags__ = ['--bootstrap=sdl2', '--requirements=python2,kivy,pyjnius', '--orientation=landscape']
+
+
+class IntentApp(App):
+    def call_clinic(self):
+        try:
+            dial('5555555555')
+        except NotImplementedError as exception:
+            self.root.ids.error.text = 'Cannot dial: {exception}'.format(exception=exception)
+
+
+if __name__ == "__main__":
+    app = IntentApp()
+    app.run()