plectrum

commit 83e3fe5afcba5434f6e975c2a486bbc2ebfdd339
parent 234d1ba82f83e577b6ebc286cae7fbc83cca5960
Author: gstraube <gstraube@mailbox.org>
Date:   Thu, 24 Aug 2017 16:29:22 +0200

Ask for permission at runtime

Diffstat:
M
app/build.gradle
 | 
4
++--
M
app/src/main/java/com/github/cythara/MainActivity.java
 | 
68
++++++++++++++++++++++++++++++++++++++++++++++++++++++++------------

2 files changed, 58 insertions(+), 14 deletions(-)
diff --git a/app/build.gradle b/app/build.gradle
@@ -9,8 +9,8 @@ android {
         applicationId "com.github.cythara"
         minSdkVersion 15
         targetSdkVersion 26
-        versionCode 1
-        versionName "1.0"
+        versionCode 2
+        versionName "1.1"
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
     }
     buildTypes {
diff --git a/app/src/main/java/com/github/cythara/MainActivity.java b/app/src/main/java/com/github/cythara/MainActivity.java
@@ -1,29 +1,34 @@
 package com.github.cythara;
 
+import android.Manifest;
+import android.app.AlertDialog;
 import android.app.FragmentManager;
+import android.content.DialogInterface;
+import android.content.pm.PackageManager;
+import android.os.Build;
 import android.os.Bundle;
+import android.support.annotation.NonNull;
+import android.support.v4.app.ActivityCompat;
+import android.support.v4.content.ContextCompat;
 import android.support.v7.app.AppCompatActivity;
 
 public class MainActivity extends AppCompatActivity implements ListenerFragment.TaskCallbacks {
 
+    public static final int RECORD_AUDIO_PERMISSION = 0;
     private static final String TAG_LISTENER_FRAGMENT = "listener_fragment";
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        setContentView(R.layout.activity_main);
-
-        FragmentManager fragmentManager = getFragmentManager();
-        ListenerFragment listenerFragment = (ListenerFragment)
-                fragmentManager.findFragmentByTag(TAG_LISTENER_FRAGMENT);
+        int permissionCheck = ContextCompat.checkSelfPermission(this,
+                Manifest.permission.RECORD_AUDIO);
 
-        if (listenerFragment == null) {
-            listenerFragment = new ListenerFragment();
-            fragmentManager
-                    .beginTransaction()
-                    .add(listenerFragment, TAG_LISTENER_FRAGMENT)
-                    .commit();
+        if (permissionCheck != PackageManager.PERMISSION_GRANTED) {
+            ActivityCompat.requestPermissions(this,
+                    new String[]{Manifest.permission.RECORD_AUDIO}, RECORD_AUDIO_PERMISSION);
         }
+
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_main);
     }
 
     @Override
@@ -38,4 +43,43 @@ public class MainActivity extends AppCompatActivity implements ListenerFragment.
     public void onBackPressed() {
         moveTaskToBack(true);
     }
+
+    @Override
+    public void onRequestPermissionsResult(int requestCode, @NonNull String permissions[],
+                                           @NonNull int[] grantResults) {
+        switch (requestCode) {
+            case RECORD_AUDIO_PERMISSION: {
+                if (grantResults.length > 0
+                        && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
+                    FragmentManager fragmentManager = getFragmentManager();
+                    ListenerFragment listenerFragment = (ListenerFragment)
+                            fragmentManager.findFragmentByTag(TAG_LISTENER_FRAGMENT);
+
+                    if (listenerFragment == null) {
+                        listenerFragment = new ListenerFragment();
+                        fragmentManager
+                                .beginTransaction()
+                                .add(listenerFragment, TAG_LISTENER_FRAGMENT)
+                                .commit();
+                    }
+                } else {
+                    AlertDialog alertDialog = new AlertDialog.Builder(MainActivity.this).create();
+                    alertDialog.setTitle("Permission required");
+                    alertDialog.setMessage("Microphone permission is required. App will be closed");
+                    alertDialog.setButton(AlertDialog.BUTTON_NEUTRAL, "OK",
+                            new DialogInterface.OnClickListener() {
+                                public void onClick(DialogInterface dialog, int which) {
+                                    dialog.dismiss();
+                                    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
+                                        finishAffinity();
+                                    } else {
+                                        finish();
+                                    }
+                                }
+                            });
+                    alertDialog.show();
+                }
+            }
+        }
+    }
 }