Prevent alt+letter from writting text in fields

src/qml/Base/HScrollableTextArea.qml

@@ -27,6 +27,11 @@ ScrollView {
             color: theme.controls.textArea.background
         }
 
+        Keys.onPressed: if (
+            event.modifiers & Qt.AltModifier ||
+            event.modifiers & Qt.MetaModifier
+        ) event.accepted = true
+
         Keys.forwardTo: mainUI.shortcuts
     }
 }

src/qml/Base/HTextField.qml

@@ -28,5 +28,11 @@ TextField {
     }
 
     selectByMouse: true
+
+    Keys.onPressed: if (
+        event.modifiers & Qt.AltModifier ||
+        event.modifiers & Qt.MetaModifier
+    ) event.accepted = true
+
     Keys.forwardTo: mainUI.shortcuts
 }

src/qml/Chat/SendBox.qml

@@ -169,13 +169,6 @@ HRectangle {
                 })
 
                 area.Keys.onPressed.connect(event => {
-                    if (event.modifiers == Qt.MetaModifier) {
-                        // Prevent super+key from sending the key as text
-                        // on xwayland
-                        event.accepted = true
-                        return
-                    }
-
                     if (event.modifiers == Qt.NoModifier &&
                         event.key == Qt.Key_Backspace &&
                         ! textArea.selectedText)