X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=doc%2Fhtml%2Fada%2Fterminal_interface-curses-forms-field_types-user__adb.htm;h=bbc6e1f896d741eb549a79594262f8a03156c6d0;hp=95dfeda820a5d21dc3de571440bb76d1d5e77516;hb=46722468f47c2b77b3987729b4bcf2321cccfd01;hpb=c633e5103a29a38532cf1925257b91cea33fd090 diff --git a/doc/html/ada/terminal_interface-curses-forms-field_types-user__adb.htm b/doc/html/ada/terminal_interface-curses-forms-field_types-user__adb.htm index 95dfeda8..bbc6e1f8 100644 --- a/doc/html/ada/terminal_interface-curses-forms-field_types-user__adb.htm +++ b/doc/html/ada/terminal_interface-curses-forms-field_types-user__adb.htm @@ -37,100 +37,101 @@ -- sale, use or other dealings in this Software without prior written -- -- authorization. -- ------------------------------------------------------------------------------ --- Author: Jürgen Pfeifer <<juergen.pfeifer@gmx.net>> 1996 +-- Author: Jürgen Pfeifer, 1996 +-- Contact: www.familiepfeifer.de/Contact.aspx?Lang=en -- Version Control: --- @Revision: 1.8 @ +-- @Revision: 1.9 @ -- Binding Version 01.00 ------------------------------------------------------------------------------ with Ada.Unchecked_Conversion; with Interfaces.C; -with Terminal_Interface.Curses.Aux; use Terminal_Interface.Curses.Aux; +with Terminal_Interface.Curses.Aux; use Terminal_Interface.Curses.Aux; -package body Terminal_Interface.Curses.Forms.Field_Types.User is +package body Terminal_Interface.Curses.Forms.Field_Types.User is use type Interfaces.C.int; - procedure Set_Field_Type (Fld : in Field; - Typ : in User_Defined_Field_Type) + procedure Set_Field_Type (Fld : in Field; + Typ : in User_Defined_Field_Type) is - function Allocate_Arg (T : User_Defined_Field_Type'Class) - return Argument_Access; + function Allocate_Arg (T : User_Defined_Field_Type'Class) + return Argument_Access; - function Set_Fld_Type (F : Field := Fld; - Cft : C_Field_Type := C_Generic_Type; - Arg1 : Argument_Access) - return C_Int; - pragma Import (C, Set_Fld_Type, "set_field_type"); + function Set_Fld_Type (F : Field := Fld; + Cft : C_Field_Type := C_Generic_Type; + Arg1 : Argument_Access) + return C_Int; + pragma Import (C, Set_Fld_Type, "set_field_type"); - Res : Eti_Error; + Res : Eti_Error; - function Allocate_Arg (T : User_Defined_Field_Type'Class) - return Argument_Access + function Allocate_Arg (T : User_Defined_Field_Type'Class) + return Argument_Access is - Ptr : Field_Type_Access := new User_Defined_Field_Type'Class'(T); + Ptr : Field_Type_Access := new User_Defined_Field_Type'Class'(T); begin - return new Argument'(Usr => System.Null_Address, - Typ => Ptr, - Cft => Null_Field_Type); + return new Argument'(Usr => System.Null_Address, + Typ => Ptr, + Cft => Null_Field_Type); end Allocate_Arg; begin - Res := Set_Fld_Type (Arg1 => Allocate_Arg (Typ)); - if Res /= E_Ok then - Eti_Exception (Res); + Res := Set_Fld_Type (Arg1 => Allocate_Arg (Typ)); + if Res /= E_Ok then + Eti_Exception (Res); end if; end Set_Field_Type; - function To_Argument_Access is new Ada.Unchecked_Conversion - (System.Address, Argument_Access); + function To_Argument_Access is new Ada.Unchecked_Conversion + (System.Address, Argument_Access); - function Generic_Field_Check (Fld : Field; - Usr : System.Address) return C_Int + function Generic_Field_Check (Fld : Field; + Usr : System.Address) return C_Int is - Result : Boolean; - Udf : User_Defined_Field_Type_Access := - User_Defined_Field_Type_Access (To_Argument_Access (Usr).Typ); + Result : Boolean; + Udf : User_Defined_Field_Type_Access := + User_Defined_Field_Type_Access (To_Argument_Access (Usr).Typ); begin - Result := Field_Check (Fld, Udf.all); - return C_Int (Boolean'Pos (Result)); + Result := Field_Check (Fld, Udf.all); + return C_Int (Boolean'Pos (Result)); end Generic_Field_Check; - function Generic_Char_Check (Ch : C_Int; - Usr : System.Address) return C_Int + function Generic_Char_Check (Ch : C_Int; + Usr : System.Address) return C_Int is - Result : Boolean; - Udf : User_Defined_Field_Type_Access := - User_Defined_Field_Type_Access (To_Argument_Access (Usr).Typ); + Result : Boolean; + Udf : User_Defined_Field_Type_Access := + User_Defined_Field_Type_Access (To_Argument_Access (Usr).Typ); begin - Result := Character_Check (Character'Val (Ch), Udf.all); - return C_Int (Boolean'Pos (Result)); + Result := Character_Check (Character'Val (Ch), Udf.all); + return C_Int (Boolean'Pos (Result)); end Generic_Char_Check; -- ----------------------------------------------------------------------- -- - function C_Generic_Type return C_Field_Type + function C_Generic_Type return C_Field_Type is - Res : Eti_Error; - T : C_Field_Type; + Res : Eti_Error; + T : C_Field_Type; begin - if M_Generic_Type = Null_Field_Type then - T := New_Fieldtype (Generic_Field_Check'Access, - Generic_Char_Check'Access); - if T = Null_Field_Type then - raise Form_Exception; + if M_Generic_Type = Null_Field_Type then + T := New_Fieldtype (Generic_Field_Check'Access, + Generic_Char_Check'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); + Res := Set_Fieldtype_Arg (T, + Make_Arg'Access, + Copy_Arg'Access, + Free_Arg'Access); + if Res /= E_Ok then + Eti_Exception (Res); end if; end if; - M_Generic_Type := T; + M_Generic_Type := T; end if; - pragma Assert (M_Generic_Type /= Null_Field_Type); - return M_Generic_Type; + pragma Assert (M_Generic_Type /= Null_Field_Type); + return M_Generic_Type; end C_Generic_Type; end Terminal_Interface.Curses.Forms.Field_Types.User;