patch 8.2.4674: cannot force getting MouseMove events
Problem: Cannot force getting MouseMove events.
Solution: Add the 'mousemoveevent' option with implementaiton for the GUI.
(Ernie Rael, closes #10044)
diff --git a/runtime/doc/gui.txt b/runtime/doc/gui.txt
index d4c24bf..84d6984 100644
--- a/runtime/doc/gui.txt
+++ b/runtime/doc/gui.txt
@@ -261,6 +261,7 @@
'mousefocus' window focus follows mouse pointer |gui-mouse-focus|
'mousemodel' what mouse button does which action
'mousehide' hide mouse pointer while typing text
+'mousemoveevent' enable mouse move events so that <MouseMove> can be mapped
'selectmode' whether to start Select mode or Visual mode
A quick way to set these is with the ":behave" command.
@@ -406,6 +407,9 @@
application, with shift-left mouse allowing for extending the visual area
rather than the right mouse button.
+<MouseMove> may be mapped, but 'mousemoveevent' must be enabled to use the
+mapping.
+
Mouse mapping with modifiers does not work for modeless selection.