New tooltip API for gtk.

lib/wrappers/gtk/gdk2.nim

@@ -695,7 +695,12 @@ type
   PWindowTypeHint* = ptr TWindowTypeHint
   TWindowTypeHint* = enum 
     WINDOW_TYPE_HINT_NORMAL, WINDOW_TYPE_HINT_DIALOG, WINDOW_TYPE_HINT_MENU, 
-    WINDOW_TYPE_HINT_TOOLBAR
+    WINDOW_TYPE_HINT_TOOLBAR, WINDOW_TYPE_HINT_SPLASHSCREEN,
+    WINDOW_TYPE_HINT_UTILITY, WINDOW_TYPE_HINT_DOCK,
+    WINDOW_TYPE_HINT_DESKTOP, WINDOW_TYPE_HINT_DROPDOWN_MENU,
+    WINDOW_TYPE_HINT_POPUP_MENU, WINDOW_TYPE_HINT_TOOLTIP,
+    WINDOW_TYPE_HINT_NOTIFICATION, WINDOW_TYPE_HINT_COMBO,
+    WINDOW_TYPE_HINT_DND
   PWMDecoration* = ptr TWMDecoration
   TWMDecoration* = int32
   PWMFunction* = ptr TWMFunction

lib/wrappers/gtk/gtk2.nim

@@ -16881,5 +16881,24 @@ proc nimrod_init*() =
     cmdCount{.importc: "cmdCount".}: cint
   init(addr(cmdLine), addr(cmdCount))
 
+type
+  TTooltip* {.pure, final.} = object
+  PTooltip* = ptr TTooltip
+
 proc set_tooltip_text*(w: PWidget, t: cstring){.cdecl,
   dynlib: lib, importc: "gtk_widget_set_tooltip_text".}
+
+proc set_tooltip_column*(w: PTreeview, column: gint){.cdecl,
+  dynlib: lib, importc: "gtk_tree_view_set_tooltip_column".}
+
+proc trigger_tooltip_query*(widg: PWidget){.cdecl, dynlib: lib, 
+  importc: "gtk_widget_trigger_tooltip_query".}
+
+proc trigger_tooltip_query*(widg: PTooltip){.cdecl, dynlib: lib, 
+  importc: "gtk_tooltip_trigger_tooltip_query".}
+
+proc set_has_tooltip*(widget: PWidget, b: gboolean){.cdecl, dynlib: lib, 
+  importc: "gtk_widget_set_has_tooltip".}
+
+proc set_markup*(tp: PTooltip, mk: cstring){.cdecl, dynlib: lib, 
+  importc: "gtk_tooltip_set_markup".}