Prevent touchscreen pointers from selecting text

Author: nicoburns

packages/blitz-dom/src/events/pointer.rs

@@ -240,7 +240,10 @@ pub(crate) fn handle_pointermove<F: FnMut(DomEvent)>(
             .extend_selection_to_point(x as f32, y as f32);
 
         changed = true;
-    } else if buttons != MouseEventButtons::None && doc.extend_text_selection_to_point(x, y) {
+    } else if event.is_mouse()
+        && buttons != MouseEventButtons::None
+        && doc.extend_text_selection_to_point(x, y)
+    {
         changed = true;
     }
 

packages/blitz-shell/src/convert_events.rs

@@ -71,7 +71,7 @@ pub(crate) fn pointer_source_to_blitz(source: &PointerSource) -> BlitzPointerId
         }
 
         // TODO: TabletTool and Unknown events
-        PointerSource::TabletTool { .. } => BlitzPointerId::Mouse,
+        PointerSource::TabletTool { .. } => BlitzPointerId::Pen,
         PointerSource::Unknown => BlitzPointerId::Mouse,
     }
 }

packages/blitz-traits/src/events.rs

@@ -445,6 +445,10 @@ impl BlitzPointerEvent {
         matches!(self.id, BlitzPointerId::Mouse)
     }
     #[inline(always)]
+    pub fn is_pen(&self) -> bool {
+        matches!(self.id, BlitzPointerId::Pen)
+    }
+    #[inline(always)]
     pub fn is_finger(&self) -> bool {
         matches!(self.id, BlitzPointerId::Finger(_))
     }