X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=gtk2_ardour%2Fmouse_cursors.h;h=da3317dffa5ffcb374b755f3cbfa12129732dc66;hb=69777d600fe2e1e034d24551ac9faec2c2481584;hp=6c5c94b5e917330ed80cb450f7f2efe0c96242b8;hpb=9b1cd13706cae80c3e03c1682b22c9ac2061a351;p=ardour.git

diff --git a/gtk2_ardour/mouse_cursors.h b/gtk2_ardour/mouse_cursors.h
index 6c5c94b5e9..da3317dffa 100644
--- a/gtk2_ardour/mouse_cursors.h
+++ b/gtk2_ardour/mouse_cursors.h
@@ -29,6 +29,7 @@ class MouseCursors
 {
 public:
 	MouseCursors ();
+	~MouseCursors ();
 
 	void set_cursor_set (const std::string& name);
 	std::string cursor_set() const { return _cursor_set; }
@@ -47,7 +48,6 @@ public:
 	Gdk::Cursor* selector;
 	Gdk::Cursor* grabber;
 	Gdk::Cursor* grabber_note;
-	Gdk::Cursor* grabber_edit_point;
 	Gdk::Cursor* zoom_in;
 	Gdk::Cursor* zoom_out;
 	Gdk::Cursor* time_fx;
@@ -73,11 +73,23 @@ public:
 	Gdk::Cursor* expand_left_right;
 	Gdk::Cursor* expand_up_down;
 
+	/* This cursor is not intended to be used directly, it just
+	   serves as an out-of-bounds value when we need to indicate
+	   "no cursor". NULL/0 doesn't work for this, because it
+	   is actually a valid value for a Gdk::Cursor - it indicates
+	   "use the parent window's cursor"
+	*/
+
+	static bool is_invalid (Gdk::Cursor* c) { if (!_invalid) { create_invalid(); } return c == _invalid; }
+	static Gdk::Cursor* invalid_cursor() { if (!_invalid) { create_invalid(); } return _invalid; }
+
     private:
 	std::string _cursor_set;
 	void drop_all ();
 
 	Gdk::Cursor* make_cursor (const char* name, int hotspot_x = 0, int hotspot_y = 0);
+	static Gdk::Cursor* _invalid;
+	static void create_invalid ();
 };
 
 #endif /* __gtk2_ardour_mouse_cursors__ */