Added remark about Edge

app/src/main/java/eu/faircode/email/FragmentOAuth.java

@@ -123,6 +123,7 @@ public class FragmentOAuth extends FragmentBase {
     private CheckBox cbPop;
     private CheckBox cbRecent;
     private CheckBox cbUpdate;
+    private TextView tvEdge;
     private TextView tvBrave;
     private Button btnOAuth;
     private ContentLoadingProgressBar pbOAuth;
@@ -185,6 +186,7 @@ public class FragmentOAuth extends FragmentBase {
         cbPop = view.findViewById(R.id.cbPop);
         cbRecent = view.findViewById(R.id.cbRecent);
         cbUpdate = view.findViewById(R.id.cbUpdate);
+        tvEdge = view.findViewById(R.id.tvEdge);
         tvBrave = view.findViewById(R.id.tvBrave);
         btnOAuth = view.findViewById(R.id.btnOAuth);
         pbOAuth = view.findViewById(R.id.pbOAuth);
@@ -259,6 +261,7 @@ public class FragmentOAuth extends FragmentBase {
         }
 
 
+        boolean edge = false;
         boolean brave = false;
         try {
             PackageManager pm = getContext().getPackageManager();
@@ -268,16 +271,17 @@ public class FragmentOAuth extends FragmentBase {
             int flags = (Build.VERSION.SDK_INT < Build.VERSION_CODES.M ? 0 : PackageManager.MATCH_ALL);
             List<ResolveInfo> browsers = pm.queryIntentActivities(intent, flags);
             for (ResolveInfo browser : browsers)
-                if (browser.activityInfo.packageName.startsWith("com.brave.browser")) {
-                    // _beta _nightly
+                if (TextUtils.isEmpty(browser.activityInfo.packageName))
+                    continue;
+                else if (browser.activityInfo.packageName.startsWith("com.brave.browser")) // _beta _nightly
                     brave = true;
-                    break;
-                }
+                else if (browser.activityInfo.packageName.startsWith("com.microsoft.emmx")) // .beta .canary .dev
+                    edge = true;
         } catch (Throwable ex) {
             Log.e(ex);
-            brave = true;
         }
 
+        tvEdge.setVisibility(edge ? View.VISIBLE : View.GONE);
         tvBrave.setVisibility(brave ? View.VISIBLE : View.GONE);
 
         btnOAuth.setOnClickListener(new View.OnClickListener() {
@@ -511,6 +515,11 @@ public class FragmentOAuth extends FragmentBase {
 
             @Override
             public boolean matches(@NonNull BrowserDescriptor descriptor) {
+                if (BuildConfig.DEBUG) {
+                    boolean edge = "com.microsoft.emmx".equals(descriptor.packageName);
+                    Log.i("MMM " + descriptor.packageName + "=" + edge);
+                    return edge;
+                }
                 boolean accept = !(SBROWSER.matches(descriptor) || SBROWSER_TAB.matches(descriptor));
 
                 if (descriptor.useCustomTab && !tabs)

app/src/main/res/layout/fragment_oauth.xml

@@ -145,6 +145,18 @@
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toBottomOf="@id/cbRecent" />
 
+        <TextView
+            android:id="@+id/tvEdge"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="12dp"
+            android:text="@string/title_setup_oauth_edge"
+            android:textAppearance="@style/TextAppearance.AppCompat.Small"
+            android:textColor="?colorWarning"
+            android:textStyle="bold|italic"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@id/cbUpdate" />
+
         <TextView
             android:id="@+id/tvBrave"
             android:layout_width="wrap_content"
@@ -155,7 +167,7 @@
             android:textColor="?colorWarning"
             android:textStyle="bold|italic"
             app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toBottomOf="@id/cbUpdate" />
+            app:layout_constraintTop_toBottomOf="@id/tvEdge" />
 
         <TextView
             android:id="@+id/tvBrowser"

app/src/main/res/values/strings.xml

@@ -257,6 +257,7 @@
     <string name="title_setup_oauth_rationale">Authorize access to your %1$s account</string>
     <string name="title_setup_oauth_update">Authorize an existing account again (otherwise create a new account)</string>
     <string name="title_setup_oauth_updated">Account authorization was updated</string>
+    <string name="title_setup_oauth_edge">When using Edge browser, make sure that \'Block opening external apps\' in the \'Privacy, security and services\' settings is off</string>
     <string name="title_setup_oauth_brave">When using Brave browser, you must enable the option in Brave\'s settings to allow app links to open in apps outside of Brave</string>
     <string name="title_setup_oauth_browser">Authorization requires a working browser</string>
     <string name="title_setup_oauth_authorize">Authorize</string>