Add hyperlink to style toolbar

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

@@ -264,6 +264,7 @@ public class FragmentCompose extends FragmentBase {
     private View vwAnchor;
     private TextViewAutoCompleteAction etSearch;
     private HorizontalScrollView style_bar;
+    private ImageButton ibLink;
     private BottomNavigationView media_bar;
     private BottomNavigationView bottom_navigation;
     private ContentLoadingProgressBar pbWait;
@@ -395,6 +396,7 @@ public class FragmentCompose extends FragmentBase {
         vwAnchor = view.findViewById(R.id.vwAnchor);
         etSearch = view.findViewById(R.id.etSearch);
         style_bar = view.findViewById(R.id.style_bar);
+        ibLink = view.findViewById(R.id.menu_link);
         media_bar = view.findViewById(R.id.media_bar);
         bottom_navigation = view.findViewById(R.id.bottom_navigation);
 
@@ -885,6 +887,14 @@ public class FragmentCompose extends FragmentBase {
 
         StyleHelper.wire(getViewLifecycleOwner(), view, etBody);
 
+        ibLink.setVisibility(View.VISIBLE);
+        ibLink.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                onActionLink();
+            }
+        });
+
         media_bar.setOnNavigationItemSelectedListener(new BottomNavigationView.OnNavigationItemSelectedListener() {
             @Override
             public boolean onNavigationItemSelected(@NonNull MenuItem item) {

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

@@ -139,6 +139,8 @@ public class StyleHelper {
             else if (id == R.id.menu_style_code)
                 v.setVisibility(BuildConfig.DEBUG ? View.VISIBLE : View.GONE);
         }
+
+        view.findViewById(R.id.menu_link).setVisibility(View.GONE);
     }
 
     static TextWatcher getTextWatcher(EditText etBody) {

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

@@ -59,6 +59,21 @@
             app:srcCompat="@drawable/twotone_format_underlined_24"
             app:tint="@color/action_foreground" />
 
+        <ImageButton
+            android:id="@+id/menu_link"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:background="?android:attr/selectableItemBackgroundBorderless"
+            android:contentDescription="@string/title_style_link"
+            android:paddingHorizontal="12dp"
+            android:paddingVertical="6dp"
+            android:scaleType="fitCenter"
+            android:tooltipText="@string/title_style_link"
+            app:layout_constraintStart_toEndOf="@id/menu_underline"
+            app:layout_constraintTop_toTopOf="parent"
+            app:srcCompat="@drawable/twotone_insert_link_45_24"
+            app:tint="@color/action_foreground" />
+
         <ImageButton
             android:id="@+id/menu_style_size"
             android:layout_width="wrap_content"
@@ -69,7 +84,7 @@
             android:paddingVertical="6dp"
             android:scaleType="fitCenter"
             android:tooltipText="@string/title_style_size"
-            app:layout_constraintStart_toEndOf="@id/menu_underline"
+            app:layout_constraintStart_toEndOf="@id/menu_link"
             app:layout_constraintTop_toTopOf="parent"
             app:srcCompat="@drawable/twotone_format_size_24"
             app:tint="@color/action_foreground" />