Added pinning of messages

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

@@ -1458,6 +1458,7 @@ public class ActivityView extends ActivityBilling implements FragmentManager.OnB
         args.putLong("id", intent.getLongExtra("id", -1));
         args.putBoolean("filter_archive", intent.getBooleanExtra("filter_archive", true));
         args.putBoolean("found", found);
+        args.putBoolean("pinned", intent.getBooleanExtra("pinned", false));
 
         FragmentMessages fragment = new FragmentMessages();
         fragment.setArguments(args);

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

@@ -116,6 +116,7 @@ import androidx.core.content.FileProvider;
 import androidx.core.content.pm.ShortcutInfoCompat;
 import androidx.core.content.pm.ShortcutManagerCompat;
 import androidx.core.graphics.ColorUtils;
+import androidx.core.graphics.drawable.IconCompat;
 import androidx.fragment.app.DialogFragment;
 import androidx.fragment.app.Fragment;
 import androidx.lifecycle.Lifecycle;
@@ -4157,6 +4158,7 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
             popupMenu.getMenu().findItem(R.id.menu_manage_keywords).setVisible(message.accountProtocol == EntityAccount.TYPE_IMAP);
 
             popupMenu.getMenu().findItem(R.id.menu_share).setEnabled(message.content);
+            popupMenu.getMenu().findItem(R.id.menu_pin).setVisible(ShortcutManagerCompat.isRequestPinShortcutSupported(context));
             popupMenu.getMenu().findItem(R.id.menu_event).setEnabled(message.content);
             popupMenu.getMenu().findItem(R.id.menu_print).setEnabled(hasWebView && message.content);
             popupMenu.getMenu().findItem(R.id.menu_print).setVisible(Helper.canPrint(context));
@@ -4228,6 +4230,9 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
                     } else if (itemId == R.id.menu_share) {
                         onMenuShare(message, false);
                         return true;
+                    } else if (itemId == R.id.menu_pin) {
+                        onMenuPin(message);
+                        return true;
                     } else if (itemId == R.id.menu_event) {
                         if (ActivityBilling.isPro(context))
                             onMenuShare(message, true);
@@ -4886,6 +4891,65 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
             }.execute(context, owner, args, "message:share");
         }
 
+        private void onMenuPin(TupleMessageEx message) {
+            Bundle args = new Bundle();
+            args.putLong("id", message.id);
+            args.putLong("account", message.account);
+            args.putString("folderType", message.folderType);
+            args.putSerializable("addresses", message.from);
+
+            new SimpleTask<ContactInfo[]>() {
+                @Override
+                protected ContactInfo[] onExecute(Context context, Bundle args) {
+                    long account = args.getLong("account");
+                    String folderType = args.getString("folderType");
+                    Address[] addresses = (Address[]) args.getSerializable("addresses");
+                    return ContactInfo.get(context, account, folderType, addresses);
+                }
+
+                @Override
+                protected void onExecuted(Bundle args, ContactInfo[] contactInfo) {
+                    Intent thread = new Intent(context, ActivityView.class);
+                    thread.setAction("thread:" + message.id);
+                    thread.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+                    thread.putExtra("account", message.account);
+                    thread.putExtra("folder", message.folder);
+                    thread.putExtra("thread", message.thread);
+                    thread.putExtra("filter_archive", true);
+                    thread.putExtra("pinned", true);
+
+                    Bitmap bm;
+                    if (contactInfo[0].hasPhoto())
+                        bm = contactInfo[0].getPhotoBitmap();
+                    else {
+                        int resid = R.drawable.baseline_mail_24;
+                        Drawable d = context.getDrawable(resid);
+                        bm = Bitmap.createBitmap(
+                                d.getIntrinsicWidth(),
+                                d.getIntrinsicHeight(),
+                                Bitmap.Config.ARGB_8888);
+                    }
+
+                    String label = (TextUtils.isEmpty(message.subject) ? context.getString(R.string.app_name) : message.subject);
+
+                    IconCompat icon = IconCompat.createWithBitmap(bm);
+                    String id = "message:" + message.id;
+                    ShortcutInfoCompat.Builder builder = new ShortcutInfoCompat.Builder(context, id)
+                            .setIcon(icon)
+                            .setShortLabel(label)
+                            .setLongLabel(label)
+                            .setIntent(thread);
+
+                    ShortcutManagerCompat.requestPinShortcut(context, builder.build(), null);
+                }
+
+                @Override
+                protected void onException(Bundle args, Throwable ex) {
+                    Log.unexpectedError(parentFragment.getParentFragmentManager(), ex);
+                }
+            }.execute(context, owner, args, "message:pin");
+        }
+
         private void onMenuPrint(TupleMessageEx message) {
             Bundle args = new Bundle();
             args.putLong("id", message.id);

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

@@ -277,6 +277,7 @@ public class FragmentMessages extends FragmentBase implements SharedPreferences.
     private long id;
     private boolean filter_archive;
     private boolean found;
+    private boolean pinned;
     private BoundaryCallbackMessages.SearchCriteria criteria = null;
     private boolean pane;
 
@@ -388,6 +389,7 @@ public class FragmentMessages extends FragmentBase implements SharedPreferences.
         id = args.getLong("id", -1);
         filter_archive = args.getBoolean("filter_archive", true);
         found = args.getBoolean("found", false);
+        pinned = args.getBoolean("pinned", false);
         criteria = (BoundaryCallbackMessages.SearchCriteria) args.getSerializable("criteria");
         pane = args.getBoolean("pane", false);
         primary = args.getLong("primary", -1);
@@ -4836,6 +4838,9 @@ public class FragmentMessages extends FragmentBase implements SharedPreferences.
     private boolean handleThreadActions(
             @NonNull PagedList<TupleMessageEx> messages,
             ArrayList<MessageTarget> targets, List<Long> removed) {
+        if (messages.size() == 0 && pinned)
+            return false;
+
         // Auto close / next
         if (messages.size() == 0 && (autoclose || onclose != null)) {
             handleAutoClose();

app/src/main/res/menu/popup_message_more.xml

@@ -72,6 +72,10 @@
         android:id="@+id/menu_share"
         android:title="@string/title_share" />
 
+    <item
+        android:id="@+id/menu_pin"
+        android:title="@string/title_pin" />
+
     <item
         android:id="@+id/menu_event"
         android:title="@string/title_event" />