Added markwon close button

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

@@ -27,10 +27,12 @@ import android.text.method.LinkMovementMethod;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.WindowManager;
+import android.widget.ImageButton;
 import android.widget.TextView;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
+import androidx.constraintlayout.widget.Group;
 
 import java.io.InputStream;
 
@@ -43,10 +45,19 @@ public class FragmentDialogMarkdown extends FragmentDialogBase {
     public Dialog onCreateDialog(@Nullable Bundle savedInstanceState) {
         final View dview = LayoutInflater.from(getContext()).inflate(R.layout.dialog_markdown, null);
         final TextView tvMarkdown = dview.findViewById(R.id.tvMarkdown);
+        final ImageButton ibCancel = dview.findViewById(R.id.ibCancel);
         final ContentLoadingProgressBar pbWait = dview.findViewById(R.id.pbWait);
+        final Group grpReady = dview.findViewById(R.id.grpReady);
 
         tvMarkdown.setText(null);
 
+        ibCancel.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                dismiss();
+            }
+        });
+
         Dialog dialog = new Dialog(getContext());
         //dialog.requestWindowFeature(Window.FEATURE_NO_TITLE);
         dialog.setContentView(dview);
@@ -57,13 +68,13 @@ public class FragmentDialogMarkdown extends FragmentDialogBase {
         new SimpleTask<Spanned>() {
             @Override
             protected void onPreExecute(Bundle args) {
-                tvMarkdown.setVisibility(View.GONE);
+                grpReady.setVisibility(View.GONE);
                 pbWait.setVisibility(View.VISIBLE);
             }
 
             @Override
             protected void onPostExecute(Bundle args) {
-                tvMarkdown.setVisibility(View.VISIBLE);
+                grpReady.setVisibility(View.VISIBLE);
                 pbWait.setVisibility(View.GONE);
             }
 

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

@@ -7,8 +7,10 @@
     tools:context="eu.faircode.email.ActivityView">
 
     <eu.faircode.email.ScrollViewEx
+        android:id="@+id/scroll"
         android:layout_width="0dp"
         android:layout_height="wrap_content"
+        android:minHeight="120dp"
         android:orientation="vertical"
         android:padding="24dp"
         android:scrollbarStyle="outsideOverlay"
@@ -32,6 +34,18 @@
         </androidx.constraintlayout.widget.ConstraintLayout>
     </eu.faircode.email.ScrollViewEx>
 
+    <ImageButton
+        android:id="@+id/ibCancel"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:background="?android:attr/selectableItemBackgroundBorderless"
+        android:contentDescription="@android:string/no"
+        android:padding="12dp"
+        android:tooltipText="@android:string/no"
+        app:layout_constraintEnd_toEndOf="@+id/scroll"
+        app:layout_constraintTop_toTopOf="@+id/scroll"
+        app:srcCompat="@drawable/twotone_close_24" />
+
     <eu.faircode.email.ContentLoadingProgressBar
         android:id="@+id/pbWait"
         style="@style/Base.Widget.AppCompat.ProgressBar"
@@ -43,4 +57,10 @@
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent" />
+
+    <androidx.constraintlayout.widget.Group
+        android:id="@+id/grpReady"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        app:constraint_referenced_ids="scroll,ibCancel" />
 </androidx.constraintlayout.widget.ConstraintLayout>