ncurses 5.8 - patch 20110326
[ncurses.git] / doc / html / ada / terminal_interface-curses-forms-field_types-user-choice__adb.htm
index 9fccc4f54e4020335464a721885cb22029766303..018a19ddfa645b406f0fa1c9beab06b4a99e3c3d 100644 (file)
 <FONT COLOR=green><EM>------------------------------------------------------------------------------</EM></FONT>
 <FONT COLOR=green><EM>--  Author:  Juergen Pfeifer, 1996</EM></FONT>
 <FONT COLOR=green><EM>--  Version Control:</EM></FONT>
-<FONT COLOR=green><EM>--  @Revision: 1.16 @</EM></FONT>
-<FONT COLOR=green><EM>--  @Date: 2011/03/08 01:16:49 @</EM></FONT>
+<FONT COLOR=green><EM>--  @Revision: 1.17 @</EM></FONT>
+<FONT COLOR=green><EM>--  @Date: 2011/03/22 10:53:37 @</EM></FONT>
 <FONT COLOR=green><EM>--  Binding Version 01.00</EM></FONT>
 <FONT COLOR=green><EM>------------------------------------------------------------------------------</EM></FONT>
-<b>with</b> Ada.Unchecked_Conversion;
+<b>with</b> System.Address_To_Access_Conversions;
 <b>with</b> <A HREF="terminal_interface__ads.htm#ref_42_9">Terminal_Interface</A>.<A HREF="terminal_interface-curses__ads.htm#ref_49_28">Curses</A>.<A HREF="terminal_interface-curses-aux__ads.htm#ref_50_35">Aux</A>; <b>use</b> <A HREF="terminal_interface__ads.htm#ref_42_9">Terminal_Interface</A>.<A HREF="terminal_interface-curses__ads.htm#ref_49_28">Curses</A>.<A HREF="terminal_interface-curses-aux__ads.htm#ref_50_35">Aux</A>;
 
 <b>package</b> <b>body</b> <A HREF="terminal_interface__ads.htm#ref_42_9">Terminal_Interface</A>.<A HREF="terminal_interface-curses__ads.htm#ref_49_28">Curses</A>.<A HREF="terminal_interface-curses-forms__ads.htm#ref_49_35">Forms</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_43_41">Field_Types</A>.<A HREF="terminal_interface-curses-forms-field_types-user__ads.htm#ref_44_53">User</A>.<FONT COLOR=red><A NAME="ref_45_63" HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_44_58">Choice</A></FONT> <b>is</b>
 
-   <b>pragma</b> Warnings (Off);
-   <b>function</b> To_Argument_Access <b>is</b> <b>new</b> Ada.Unchecked_Conversion
-     (System.Address, <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_216_9">Argument_Access</A>);
-   <b>pragma</b> Warnings (On);
+   <b>package</b> Argument_Conversions <b>is</b>
+      <b>new</b> System.Address_To_Access_Conversions (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_211_9">Argument</A>);
 
-   <b>function</b> <FONT COLOR=red><A NAME="ref_52_13" HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_80_13">Generic_Next</A></FONT> (<FONT COLOR=red><A NAME="ref_52_27" HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_80_27">Fld</A></FONT> : <A HREF="terminal_interface-curses-forms__ads.htm#ref_56_9">Field</A>;
-                          <FONT COLOR=red><A NAME="ref_53_27" HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_81_27">Usr</A></FONT> : System.Address) <b>return</b> <A HREF="terminal_interface-curses__ads.htm#ref_1926_9">Curses_Bool</A>
+   <b>function</b> <FONT COLOR=red><A NAME="ref_50_13" HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_80_13">Generic_Next</A></FONT> (<FONT COLOR=red><A NAME="ref_50_27" HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_80_27">Fld</A></FONT> : <A HREF="terminal_interface-curses-forms__ads.htm#ref_56_9">Field</A>;
+                          <FONT COLOR=red><A NAME="ref_51_27" HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_81_27">Usr</A></FONT> : System.Address) <b>return</b> <A HREF="terminal_interface-curses__ads.htm#ref_1926_9">Curses_Bool</A>
    <b>is</b>
-      <FONT COLOR=red><A NAME="ref_55_7">Result</A></FONT> : Boolean;
-      <FONT COLOR=red><A NAME="ref_56_7">Udf</A></FONT>    : <b>constant</b> <A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_57_9">User_Defined_Field_Type_With_Choice_Access</A> :=
+      <FONT COLOR=red><A NAME="ref_53_7">Result</A></FONT> : Boolean;
+      <FONT COLOR=red><A NAME="ref_54_7">Udf</A></FONT>    : <b>constant</b> <A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_57_9">User_Defined_Field_Type_With_Choice_Access</A> :=
         <A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_57_9">User_Defined_Field_Type_With_Choice_Access</A>
-        (To_Argument_Access (<A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_81_27">Usr</A>).<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_212_7">Typ</A>);
+        (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_216_9">Argument_Access</A> (Argument_Conversions.To_Pointer (<A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_81_27">Usr</A>)).<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_212_7">Typ</A>);
    <b>begin</b>
-      <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_55_7">Result</A> := <A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_60_13">Next</A> (<A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_80_27">Fld</A>, <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_56_7">Udf</A>.<b>all</b>);
-      <b>return</b> <A HREF="terminal_interface-curses__ads.htm#ref_1926_9">Curses_Bool</A> (Boolean'Pos (<A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_55_7">Result</A>));
+      <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_53_7">Result</A> := <A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_60_13">Next</A> (<A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_80_27">Fld</A>, <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_54_7">Udf</A>.<b>all</b>);
+      <b>return</b> <A HREF="terminal_interface-curses__ads.htm#ref_1926_9">Curses_Bool</A> (Boolean'Pos (<A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_53_7">Result</A>));
    <b>end</b> <A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_80_13">Generic_Next</A>;
 
-   <b>function</b> <FONT COLOR=red><A NAME="ref_64_13" HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_87_13">Generic_Prev</A></FONT> (<FONT COLOR=red><A NAME="ref_64_27" HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_87_27">Fld</A></FONT> : <A HREF="terminal_interface-curses-forms__ads.htm#ref_56_9">Field</A>;
-                          <FONT COLOR=red><A NAME="ref_65_27" HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_88_27">Usr</A></FONT> : System.Address) <b>return</b> <A HREF="terminal_interface-curses__ads.htm#ref_1926_9">Curses_Bool</A>
+   <b>function</b> <FONT COLOR=red><A NAME="ref_62_13" HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_87_13">Generic_Prev</A></FONT> (<FONT COLOR=red><A NAME="ref_62_27" HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_87_27">Fld</A></FONT> : <A HREF="terminal_interface-curses-forms__ads.htm#ref_56_9">Field</A>;
+                          <FONT COLOR=red><A NAME="ref_63_27" HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_88_27">Usr</A></FONT> : System.Address) <b>return</b> <A HREF="terminal_interface-curses__ads.htm#ref_1926_9">Curses_Bool</A>
    <b>is</b>
-      <FONT COLOR=red><A NAME="ref_67_7">Result</A></FONT> : Boolean;
-      <FONT COLOR=red><A NAME="ref_68_7">Udf</A></FONT>    : <b>constant</b> <A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_57_9">User_Defined_Field_Type_With_Choice_Access</A> :=
+      <FONT COLOR=red><A NAME="ref_65_7">Result</A></FONT> : Boolean;
+      <FONT COLOR=red><A NAME="ref_66_7">Udf</A></FONT>    : <b>constant</b> <A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_57_9">User_Defined_Field_Type_With_Choice_Access</A> :=
         <A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_57_9">User_Defined_Field_Type_With_Choice_Access</A>
-        (To_Argument_Access (<A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_88_27">Usr</A>).<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_212_7">Typ</A>);
+        (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_216_9">Argument_Access</A> (Argument_Conversions.To_Pointer (<A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_88_27">Usr</A>)).<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_212_7">Typ</A>);
    <b>begin</b>
-      <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_67_7">Result</A> := <A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_67_13">Previous</A> (<A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_87_27">Fld</A>, <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_68_7">Udf</A>.<b>all</b>);
-      <b>return</b> <A HREF="terminal_interface-curses__ads.htm#ref_1926_9">Curses_Bool</A> (Boolean'Pos (<A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_67_7">Result</A>));
+      <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_65_7">Result</A> := <A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_67_13">Previous</A> (<A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_87_27">Fld</A>, <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_66_7">Udf</A>.<b>all</b>);
+      <b>return</b> <A HREF="terminal_interface-curses__ads.htm#ref_1926_9">Curses_Bool</A> (Boolean'Pos (<A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_65_7">Result</A>));
    <b>end</b> <A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_87_13">Generic_Prev</A>;
 
    <FONT COLOR=green><EM>--  -----------------------------------------------------------------------</EM></FONT>
    <FONT COLOR=green><EM>--</EM></FONT>
-   <b>function</b> <FONT COLOR=red><A NAME="ref_78_13" HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_78_13">C_Generic_Choice</A></FONT> <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_132_9">C_Field_Type</A>
+   <b>function</b> <FONT COLOR=red><A NAME="ref_76_13" HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_78_13">C_Generic_Choice</A></FONT> <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_132_9">C_Field_Type</A>
    <b>is</b>
-      <FONT COLOR=red><A NAME="ref_80_7">Res</A></FONT> : <A HREF="terminal_interface-curses-aux__ads.htm#ref_78_12">Eti_Error</A>;
-      <FONT COLOR=red><A NAME="ref_81_7">T</A></FONT>   : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_132_9">C_Field_Type</A>;
+      <FONT COLOR=red><A NAME="ref_78_7">Res</A></FONT> : <A HREF="terminal_interface-curses-aux__ads.htm#ref_78_12">Eti_Error</A>;
+      <FONT COLOR=red><A NAME="ref_79_7">T</A></FONT>   : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_132_9">C_Field_Type</A>;
    <b>begin</b>
       <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_142_4">M_Generic_Choice</A> = <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_134_4">Null_Field_Type</A> <b>then</b>
-         <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_81_7">T</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_222_13">New_Fieldtype</A> (<A HREF="terminal_interface-curses-forms-field_types-user__ads.htm#ref_81_13">Generic_Field_Check</A>'<b>Access</b>,
+         <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_79_7">T</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_222_13">New_Fieldtype</A> (<A HREF="terminal_interface-curses-forms-field_types-user__ads.htm#ref_81_13">Generic_Field_Check</A>'<b>Access</b>,
                              <A HREF="terminal_interface-curses-forms-field_types-user__ads.htm#ref_88_13">Generic_Char_Check</A>'<b>Access</b>);
-         <b>if</b> <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_81_7">T</A> = <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_134_4">Null_Field_Type</A> <b>then</b>
+         <b>if</b> <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_79_7">T</A> = <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_134_4">Null_Field_Type</A> <b>then</b>
             <b>raise</b> <A HREF="terminal_interface-curses-forms__ads.htm#ref_290_4">Form_Exception</A>;
          <b>else</b>
-            <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_80_7">Res</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_227_13">Set_Fieldtype_Arg</A> (<A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_81_7">T</A>,
+            <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_78_7">Res</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_227_13">Set_Fieldtype_Arg</A> (<A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_79_7">T</A>,
                                       <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_162_13">Make_Arg</A>'<b>Access</b>,
                                       <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_167_13">Copy_Arg</A>'<b>Access</b>,
                                       <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_172_14">Free_Arg</A>'<b>Access</b>);
-            <b>if</b> <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_80_7">Res</A> /= <A HREF="terminal_interface-curses-aux__ads.htm#ref_80_4">E_Ok</A> <b>then</b>
-               <A HREF="terminal_interface-curses-aux__ads.htm#ref_96_14">Eti_Exception</A> (<A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_80_7">Res</A>);
+            <b>if</b> <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_78_7">Res</A> /= <A HREF="terminal_interface-curses-aux__ads.htm#ref_80_4">E_Ok</A> <b>then</b>
+               <A HREF="terminal_interface-curses-aux__ads.htm#ref_96_14">Eti_Exception</A> (<A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_78_7">Res</A>);
             <b>end</b> <b>if</b>;
 
-            <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_80_7">Res</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_234_13">Set_Fieldtype_Choice</A> (<A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_81_7">T</A>,
+            <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_78_7">Res</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_234_13">Set_Fieldtype_Choice</A> (<A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_79_7">T</A>,
                                          <A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_80_13">Generic_Next</A>'<b>Access</b>,
                                          <A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#ref_87_13">Generic_Prev</A>'<b>Access</b>);
-            <b>if</b> <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_80_7">Res</A> /= <A HREF="terminal_interface-curses-aux__ads.htm#ref_80_4">E_Ok</A> <b>then</b>
-               <A HREF="terminal_interface-curses-aux__ads.htm#ref_96_14">Eti_Exception</A> (<A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_80_7">Res</A>);
+            <b>if</b> <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_78_7">Res</A> /= <A HREF="terminal_interface-curses-aux__ads.htm#ref_80_4">E_Ok</A> <b>then</b>
+               <A HREF="terminal_interface-curses-aux__ads.htm#ref_96_14">Eti_Exception</A> (<A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_78_7">Res</A>);
             <b>end</b> <b>if</b>;
          <b>end</b> <b>if</b>;
-         <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_142_4">M_Generic_Choice</A> := <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_81_7">T</A>;
+         <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_142_4">M_Generic_Choice</A> := <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#ref_79_7">T</A>;
       <b>end</b> <b>if</b>;
       <b>pragma</b> Assert (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_142_4">M_Generic_Choice</A> /= <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_134_4">Null_Field_Type</A>);
       <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_142_4">M_Generic_Choice</A>;