diff options
Diffstat (limited to 'src/fltk-widgets.adb')
| -rw-r--r-- | src/fltk-widgets.adb | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/src/fltk-widgets.adb b/src/fltk-widgets.adb index 40890c4..73d3e17 100644 --- a/src/fltk-widgets.adb +++ b/src/fltk-widgets.adb @@ -11,6 +11,7 @@ use type Interfaces.C.int, Interfaces.C.unsigned, + Interfaces.C.Strings.chars_ptr, System.Address; @@ -844,10 +845,16 @@ package body FLTK.Widgets is function Get_Tooltip (This : in Widget) - return String is + return String + is + Ptr : Interfaces.C.Strings.chars_ptr := fl_widget_tooltip (This.Void_Ptr); begin - -- no need for dealloc - return Interfaces.C.Strings.Value (fl_widget_tooltip (This.Void_Ptr)); + if Ptr = Interfaces.C.Strings.Null_Ptr then + return ""; + else + -- no need for dealloc + return Interfaces.C.Strings.Value (Ptr); + end if; end Get_Tooltip; @@ -863,9 +870,15 @@ package body FLTK.Widgets is function Get_Label (This : in Widget) - return String is + return String + is + Ptr : Interfaces.C.Strings.chars_ptr := fl_widget_get_label (This.Void_Ptr); begin - return Interfaces.C.Strings.Value (fl_widget_get_label (This.Void_Ptr)); + if Ptr = Interfaces.C.Strings.Null_Ptr then + return ""; + else + return Interfaces.C.Strings.Value (Ptr); + end if; end Get_Label; |