Remove selectability from pointer preferences.

Fix: 379840620
Fix: 374902522
Fix: 374902467
Fix: 374898232
Fix: 374894728
Fix: 374894804
Test: Manual. Talkback, switch access, voice access.
Flag: EXEMPT BugFix.
Change-Id: I550bd78893124b453d49f98d51dab2f49bee84f7

src/com/android/settings/inputmethod/PointerFillStylePreference.java

@@ -47,6 +47,7 @@ public class PointerFillStylePreference extends Preference {
     public PointerFillStylePreference(@NonNull Context context, @Nullable AttributeSet attrs) {
         super(context, attrs);
         setLayoutResource(R.layout.pointer_icon_fill_style_layout);
+        setSelectable(false);
     }
 
     @Override

src/com/android/settings/inputmethod/PointerStrokeStylePreference.java

@@ -38,6 +38,7 @@ public class PointerStrokeStylePreference extends Preference {
     public PointerStrokeStylePreference(@NonNull Context context, @Nullable AttributeSet attrs) {
         super(context, attrs);
         setLayoutResource(R.layout.pointer_icon_stroke_style_layout);
+        setSelectable(false);
     }
 
     @Override

src/com/android/settings/inputmethod/TouchpadThreeFingerTapSelector.java

@@ -45,6 +45,7 @@ public class TouchpadThreeFingerTapSelector extends Preference {
         super(context, attrs);
         setLayoutResource(R.layout.touchpad_three_finger_tap_layout);
         mInputManager = context.getSystemService(InputManager.class);
+        setSelectable(false);
     }
 
     @Override