Focus changes, which also fixes blinking caret

- add Qt::NoFocus QListWidget of autocomplete (to prevent focus)
- and force the focus on the TextEditorWidget after opening the popup (fix caret)

The focus-lost on the TextEditorWidget was triggerable by pressing
the up-arrow in the first element in the list

CHANGELOG.md

@@ -5,6 +5,7 @@ edbee.lib:
 - fix, Autocomplete Improvements
   - autocomplete is now really canceled with the escape key. It only appears again if the word becomes blank
   - add Qt::NoFocus focus policy to TextEditorAutocompleteComponent, to hopefully solve focus issue (https://github.com/Mudlet/Mudlet/issues/5310)
+	- add Qt::NoFocus focus policy to QListWidget of autocomplete, and force the focus on the TextEditorWidget after opening the popup
 - fix #140, Fix Array index out of bounds assertion loading with TextDocumentSerializer
 - fix #136, BREAKING CHANGE: return type TextEditorController::executeCommand changed to void.
   - changed TextEditorController slot arguments to fully-qualified types.

edbee-lib/edbee/views/components/texteditorautocompletecomponent.cpp

@@ -45,6 +45,7 @@ TextEditorAutoCompleteComponent::TextEditorAutoCompleteComponent(TextEditorContr
 
     menuRef_ = new QMenu(this);
     listWidgetRef_ = new QListWidget(menuRef_);
+    listWidgetRef_->setFocusPolicy(Qt::NoFocus);
     listWidgetRef_->installEventFilter(this);
     menuRef_->installEventFilter(this);
     menuRef_->setStyleSheet("QMenu { border: 1px solid black; }");
@@ -404,6 +405,8 @@ void TextEditorAutoCompleteComponent::updateList()
     if( fillAutoCompleteList(doc, range, currentWord_)) {
         menuRef_->popup(menuRef_->pos());
 
+        editorComponentRef_->setFocus();
+
         // position the widget
         showInfoTip();
     } else {