X-Git-Url: https://ncurses.scripts.mit.edu/?a=blobdiff_plain;ds=sidebyside;f=doc%2Fhtml%2Fada%2Fterminal_interface-curses-forms-field_types__adb.htm;h=35cc0dfc06ecb788a735597cff5cffb4c13d7c27;hb=95bcbd4bb8e933c86e6fc4aba9ea1c7fd3d30e3d;hp=e12eab6b3d7cfe981a8cce6f4ae6dbcdc07b4e8f;hpb=761e4f0825b330e970558e82a4bd638383914429;p=ncurses.git
diff --git a/doc/html/ada/terminal_interface-curses-forms-field_types__adb.htm b/doc/html/ada/terminal_interface-curses-forms-field_types__adb.htm
index e12eab6b..35cc0dfc 100644
--- a/doc/html/ada/terminal_interface-curses-forms-field_types__adb.htm
+++ b/doc/html/ada/terminal_interface-curses-forms-field_types__adb.htm
@@ -24,7 +24,8 @@
-
+
+
@@ -52,11 +53,11 @@
-
-
+
+
-with Terminal_Interface.Curses.Aux; use Terminal_Interface.Curses.Aux;
+with Terminal_Interface.Curses.Aux; use Terminal_Interface.Curses.Aux;
with Ada.Unchecked_Deallocation;
with System.Address_To_Access_Conversions;
@@ -65,17 +66,17 @@
-package body Terminal_Interface.Curses.Forms.Field_Types is
+package body Terminal_Interface.Curses.Forms.Field_Types is
use type System.Address;
package Argument_Conversions is
- new System.Address_To_Access_Conversions (Argument);
+ new System.Address_To_Access_Conversions (Argument);
- function Get_Fieldtype (F : Field) return C_Field_Type;
+ function Get_Fieldtype (F : Field) return C_Field_Type;
pragma Import (C, Get_Fieldtype, "field_type");
- function Get_Arg (F : Field) return System.Address;
+ function Get_Arg (F : Field) return System.Address;
pragma Import (C, Get_Arg, "field_arg");
@@ -84,218 +85,204 @@
- function Get_Type (Fld : Field) return Field_Type_Access
+ function Get_Type (Fld : Field) return Field_Type_Access
is
- Low_Level : constant C_Field_Type := Get_Fieldtype (Fld);
- Arg : Argument_Access;
+ Low_Level : constant C_Field_Type := Get_Fieldtype (Fld);
+ Arg : Argument_Access;
begin
- if Low_Level = Null_Field_Type then
+ if Low_Level = Null_Field_Type then
return null;
else
- if Low_Level = M_Builtin_Router or else
- Low_Level = M_Generic_Type or else
- Low_Level = M_Choice_Router or else
- Low_Level = M_Generic_Choice then
- Arg := Argument_Access
- (Argument_Conversions.To_Pointer (Get_Arg (Fld)));
- if Arg = null then
+ if Low_Level = M_Builtin_Router or else
+ Low_Level = M_Generic_Type or else
+ Low_Level = M_Choice_Router or else
+ Low_Level = M_Generic_Choice
+ then
+ Arg := Argument_Access
+ (Argument_Conversions.To_Pointer (Get_Arg (Fld)));
+ if Arg = null then
raise Form_Exception;
else
- return Arg.all.Typ;
+ return Arg.all.Typ;
end if;
else
raise Form_Exception;
end if;
end if;
- end Get_Type;
+ end Get_Type;
- function Copy_Arg (Usr : System.Address) return System.Address
+ function Copy_Arg (Usr : System.Address) return System.Address
is
begin
- return Usr;
- end Copy_Arg;
+ return Usr;
+ end Copy_Arg;
- procedure Free_Arg (Usr : System.Address)
+ procedure Free_Arg (Usr : System.Address)
is
procedure Free_Type is new Ada.Unchecked_Deallocation
- (Field_Type'Class, Field_Type_Access);
+ (Field_Type'Class, Field_Type_Access);
procedure Freeargs is new Ada.Unchecked_Deallocation
- (Argument, Argument_Access);
+ (Argument, Argument_Access);
- To_Be_Free : Argument_Access
- := Argument_Access (Argument_Conversions.To_Pointer (Usr));
- Low_Level : C_Field_Type;
+ To_Be_Free : Argument_Access
+ := Argument_Access (Argument_Conversions.To_Pointer (Usr));
+ Low_Level : C_Field_Type;
begin
- if To_Be_Free /= null then
- if To_Be_Free.all.Usr /= System.Null_Address then
- Low_Level := To_Be_Free.all.Cft;
- if Low_Level.all.Freearg /= null then
- Low_Level.all.Freearg (To_Be_Free.all.Usr);
+ if To_Be_Free /= null then
+ if To_Be_Free.all.Usr /= System.Null_Address then
+ Low_Level := To_Be_Free.all.Cft;
+ if Low_Level.all.Freearg /= null then
+ Low_Level.all.Freearg (To_Be_Free.all.Usr);
end if;
end if;
- if To_Be_Free.all.Typ /= null then
- Free_Type (To_Be_Free.all.Typ);
+ if To_Be_Free.all.Typ /= null then
+ Free_Type (To_Be_Free.all.Typ);
end if;
- Freeargs (To_Be_Free);
+ Freeargs (To_Be_Free);
end if;
- end Free_Arg;
+ end Free_Arg;
- procedure Wrap_Builtin (Fld : Field;
- Typ : Field_Type'Class;
- Cft : C_Field_Type := C_Builtin_Router)
+ procedure Wrap_Builtin (Fld : Field;
+ Typ : Field_Type'Class;
+ Cft : C_Field_Type := C_Builtin_Router)
is
- Usr_Arg : constant System.Address := Get_Arg (Fld);
- Low_Level : constant C_Field_Type := Get_Fieldtype (Fld);
- Arg : Argument_Access;
- Res : Eti_Error;
- function Set_Fld_Type (F : Field := Fld;
- Cf : C_Field_Type := Cft;
- Arg1 : Argument_Access) return C_Int;
+ Usr_Arg : constant System.Address := Get_Arg (Fld);
+ Low_Level : constant C_Field_Type := Get_Fieldtype (Fld);
+ Arg : Argument_Access;
+ function Set_Fld_Type (F : Field := Fld;
+ Cf : C_Field_Type := Cft;
+ Arg1 : Argument_Access) return Eti_Error;
pragma Import (C, Set_Fld_Type, "set_field_type_user");
begin
- pragma Assert (Low_Level /= Null_Field_Type);
- if Cft /= C_Builtin_Router and then Cft /= C_Choice_Router then
+ pragma Assert (Low_Level /= Null_Field_Type);
+ if Cft /= C_Builtin_Router and then Cft /= C_Choice_Router then
raise Form_Exception;
else
- Arg := new Argument'(Usr => System.Null_Address,
- Typ => new Field_Type'Class'(Typ),
- Cft => Get_Fieldtype (Fld));
- if Usr_Arg /= System.Null_Address then
- if Low_Level.all.Copyarg /= null then
- Arg.all.Usr := Low_Level.all.Copyarg (Usr_Arg);
+ Arg := new Argument'(Usr => System.Null_Address,
+ Typ => new Field_Type'Class'(Typ),
+ Cft => Get_Fieldtype (Fld));
+ if Usr_Arg /= System.Null_Address then
+ if Low_Level.all.Copyarg /= null then
+ Arg.all.Usr := Low_Level.all.Copyarg (Usr_Arg);
else
- Arg.all.Usr := Usr_Arg;
+ Arg.all.Usr := Usr_Arg;
end if;
end if;
- Res := Set_Fld_Type (Arg1 => Arg);
- if Res /= E_Ok then
- Eti_Exception (Res);
- end if;
+ Eti_Exception (Set_Fld_Type (Arg1 => Arg));
end if;
- end Wrap_Builtin;
+ end Wrap_Builtin;
- function Field_Check_Router (Fld : Field;
- Usr : System.Address) return Curses_Bool
+ function Field_Check_Router (Fld : Field;
+ Usr : System.Address) return Curses_Bool
is
- Arg : constant Argument_Access
- := Argument_Access (Argument_Conversions.To_Pointer (Usr));
+ Arg : constant Argument_Access
+ := Argument_Access (Argument_Conversions.To_Pointer (Usr));
begin
- pragma Assert (Arg /= null and then Arg.all.Cft /= Null_Field_Type
- and then Arg.all.Typ /= null);
- if Arg.all.Cft.all.Fcheck /= null then
- return Arg.all.Cft.all.Fcheck (Fld, Arg.all.Usr);
+ pragma Assert (Arg /= null and then Arg.all.Cft /= Null_Field_Type
+ and then Arg.all.Typ /= null);
+ if Arg.all.Cft.all.Fcheck /= null then
+ return Arg.all.Cft.all.Fcheck (Fld, Arg.all.Usr);
else
return 1;
end if;
- end Field_Check_Router;
+ end Field_Check_Router;
- function Char_Check_Router (Ch : C_Int;
- Usr : System.Address) return Curses_Bool
+ function Char_Check_Router (Ch : C_Int;
+ Usr : System.Address) return Curses_Bool
is
- Arg : constant Argument_Access
- := Argument_Access (Argument_Conversions.To_Pointer (Usr));
+ Arg : constant Argument_Access
+ := Argument_Access (Argument_Conversions.To_Pointer (Usr));
begin
- pragma Assert (Arg /= null and then Arg.all.Cft /= Null_Field_Type
- and then Arg.all.Typ /= null);
- if Arg.all.Cft.all.Ccheck /= null then
- return Arg.all.Cft.all.Ccheck (Ch, Arg.all.Usr);
+ pragma Assert (Arg /= null and then Arg.all.Cft /= Null_Field_Type
+ and then Arg.all.Typ /= null);
+ if Arg.all.Cft.all.Ccheck /= null then
+ return Arg.all.Cft.all.Ccheck (Ch, Arg.all.Usr);
else
return 1;
end if;
- end Char_Check_Router;
+ end Char_Check_Router;
- function Next_Router (Fld : Field;
- Usr : System.Address) return Curses_Bool
+ function Next_Router (Fld : Field;
+ Usr : System.Address) return Curses_Bool
is
- Arg : constant Argument_Access
- := Argument_Access (Argument_Conversions.To_Pointer (Usr));
+ Arg : constant Argument_Access
+ := Argument_Access (Argument_Conversions.To_Pointer (Usr));
begin
- pragma Assert (Arg /= null and then Arg.all.Cft /= Null_Field_Type
- and then Arg.all.Typ /= null);
- if Arg.all.Cft.all.Next /= null then
- return Arg.all.Cft.all.Next (Fld, Arg.all.Usr);
+ pragma Assert (Arg /= null and then Arg.all.Cft /= Null_Field_Type
+ and then Arg.all.Typ /= null);
+ if Arg.all.Cft.all.Next /= null then
+ return Arg.all.Cft.all.Next (Fld, Arg.all.Usr);
else
return 1;
end if;
- end Next_Router;
+ end Next_Router;
- function Prev_Router (Fld : Field;
- Usr : System.Address) return Curses_Bool
+ function Prev_Router (Fld : Field;
+ Usr : System.Address) return Curses_Bool
is
- Arg : constant Argument_Access :=
- Argument_Access (Argument_Conversions.To_Pointer (Usr));
+ Arg : constant Argument_Access :=
+ Argument_Access (Argument_Conversions.To_Pointer (Usr));
begin
- pragma Assert (Arg /= null and then Arg.all.Cft /= Null_Field_Type
- and then Arg.all.Typ /= null);
- if Arg.all.Cft.all.Prev /= null then
- return Arg.all.Cft.all.Prev (Fld, Arg.all.Usr);
+ pragma Assert (Arg /= null and then Arg.all.Cft /= Null_Field_Type
+ and then Arg.all.Typ /= null);
+ if Arg.all.Cft.all.Prev /= null then
+ return Arg.all.Cft.all.Prev (Fld, Arg.all.Usr);
else
return 1;
end if;
- end Prev_Router;
+ end Prev_Router;
- function C_Builtin_Router return C_Field_Type
+ function C_Builtin_Router return C_Field_Type
is
- Res : Eti_Error;
- T : C_Field_Type;
+ T : C_Field_Type;
begin
- if M_Builtin_Router = Null_Field_Type then
- T := New_Fieldtype (Field_Check_Router'Access,
- Char_Check_Router'Access);
- if T = Null_Field_Type then
+ if M_Builtin_Router = Null_Field_Type then
+ T := New_Fieldtype (Field_Check_Router'Access,
+ Char_Check_Router'Access);
+ if T = Null_Field_Type then
raise Form_Exception;
else
- Res := Set_Fieldtype_Arg (T,
- Make_Arg'Access,
- Copy_Arg'Access,
- Free_Arg'Access);
- if Res /= E_Ok then
- Eti_Exception (Res);
- end if;
+ Eti_Exception (Set_Fieldtype_Arg (T,
+ Make_Arg'Access,
+ Copy_Arg'Access,
+ Free_Arg'Access));
end if;
- M_Builtin_Router := T;
+ M_Builtin_Router := T;
end if;
- pragma Assert (M_Builtin_Router /= Null_Field_Type);
- return M_Builtin_Router;
- end C_Builtin_Router;
+ pragma Assert (M_Builtin_Router /= Null_Field_Type);
+ return M_Builtin_Router;
+ end C_Builtin_Router;
- function C_Choice_Router return C_Field_Type
+ function C_Choice_Router return C_Field_Type
is
- Res : Eti_Error;
- T : C_Field_Type;
+ T : C_Field_Type;
begin
- if M_Choice_Router = Null_Field_Type then
- T := New_Fieldtype (Field_Check_Router'Access,
- Char_Check_Router'Access);
- if T = Null_Field_Type then
+ if M_Choice_Router = Null_Field_Type then
+ T := New_Fieldtype (Field_Check_Router'Access,
+ Char_Check_Router'Access);
+ if T = Null_Field_Type then
raise Form_Exception;
else
- Res := Set_Fieldtype_Arg (T,
- Make_Arg'Access,
- Copy_Arg'Access,
- Free_Arg'Access);
- if Res /= E_Ok then
- Eti_Exception (Res);
- end if;
+ Eti_Exception (Set_Fieldtype_Arg (T,
+ Make_Arg'Access,
+ Copy_Arg'Access,
+ Free_Arg'Access));
- Res := Set_Fieldtype_Choice (T,
- Next_Router'Access,
- Prev_Router'Access);
- if Res /= E_Ok then
- Eti_Exception (Res);
- end if;
+ Eti_Exception (Set_Fieldtype_Choice (T,
+ Next_Router'Access,
+ Prev_Router'Access));
end if;
- M_Choice_Router := T;
+ M_Choice_Router := T;
end if;
- pragma Assert (M_Choice_Router /= Null_Field_Type);
- return M_Choice_Router;
- end C_Choice_Router;
+ pragma Assert (M_Choice_Router /= Null_Field_Type);
+ return M_Choice_Router;
+ end C_Choice_Router;
-end Terminal_Interface.Curses.Forms.Field_Types;
+end Terminal_Interface.Curses.Forms.Field_Types;