From 17963c0475565be7019d73e3fc68cb8ee089e198 Mon Sep 17 00:00:00 2001
From: Manolo Gouy <Manolo>
Date: Wed, 1 Dec 2010 23:12:06 +0000
Subject: Fix STR #2462.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@7935 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
---
 src/Fl.cxx | 22 +++++++++++++++++++---
 1 file changed, 19 insertions(+), 3 deletions(-)

(limited to 'src/Fl.cxx')

diff --git a/src/Fl.cxx b/src/Fl.cxx
index 6bd2ef80d..902d09b43 100644
--- a/src/Fl.cxx
+++ b/src/Fl.cxx
@@ -1042,9 +1042,25 @@ int Fl::handle(int e, Fl_Window* window)
     }
     if (modal() && wi != modal()) wi = 0;
     if (grab()) wi = grab();
-    {Fl_Widget* pbm = belowmouse();
-    int ret = (wi && send(e, wi, window));
-    if (pbm != belowmouse()) {
+    { int ret;
+      Fl_Widget* pbm = belowmouse();
+#ifdef __APPLE__
+      if (fl_mac_os_version < 0x1050) {
+        // before 10.5, mouse moved events aren't sent to borderless windows such as tooltips
+	Fl_Window *tooltip = Fl_Tooltip::current_window();
+	int inside = 0;
+	if (tooltip && tooltip->shown() ) { // check if a tooltip window is currently opened
+	  // check if mouse is inside the tooltip
+	  inside = (Fl::event_x_root() >= tooltip->x() && Fl::event_x_root() < tooltip->x() + tooltip->w() &&
+	  Fl::event_y_root() >= tooltip->y() && Fl::event_y_root() < tooltip->y() + tooltip->h() );
+	}
+	// if inside, send event to tooltip window instead of background window
+	if (inside) ret = send(e, tooltip, window);
+	else ret = (wi && send(e, wi, window));
+      } else
+#endif
+      ret = (wi && send(e, wi, window));
+   if (pbm != belowmouse()) {
 #ifdef DEBUG
       printf("Fl::handle(e=%d, window=%p);\n", e, window);
 #endif // DEBUG
-- 
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