finish selection options

options.js

@@ -133,7 +133,7 @@ function defaults()
         id: "only_selection",
         kind: "checkbox",
         default: false,
-        label: "Only look up text when mousing over selection"
+        label: "Only look up text when mousing over selection (only when something is selected, setting ignored otherwise)"
     });
     
     // display

texthook.js

@@ -1407,6 +1407,22 @@ function selection_filter_enabled(selection)
     return true;
 }
 
+function selection_rejects_node(selection, textNode, offset)
+{
+    if(!selection)
+        return false;
+    if(selection + "" == "")
+        return false;
+    let range = selection.getRangeAt(0);
+    try
+    {
+        if(!range.isPointInRange(textNode, offset) || !range.isPointInRange(textNode, offset+1))
+            return true;
+    }
+    catch(e){}
+    return false;
+}
+
 function selection_clip_node_with_offsets(node, selection)
 {
     if (!selection_filter_enabled(selection))
@@ -1580,6 +1596,9 @@ function grab_text(textNode, offset, elemental)
 {
     let selection = window.getSelection();
     
+    if(selection_filter_enabled(selection) && selection_rejects_node(selection, textNode, offset))
+        selection = undefined;
+    
     let text = "";
     let moreText = "";
     if(elemental)
@@ -1797,26 +1816,9 @@ function update(event)
         catch (err){}
     }
     
-    function selection_rejects_node(textNode, offset)
-    {
-        let selection = window.getSelection();
-        if(!selection)
-            return false;
-        if(selection + "" == "")
-            return false;
-        let range = selection.getRangeAt(0);
-        try
-        {
-            if(!range.isPointInRange(textNode, offset) || !range.isPointInRange(textNode, offset+1))
-                return true;
-        }
-        catch(e){}
-        return false;
-    }
-    
     if (settings.only_selection)
     {
-        if(selection_rejects_node(textNode, offset))
+        if(selection_rejects_node(window.getSelection(), textNode, offset))
         {
             lookup_cancel();
             return;