sample-curses_demo.adb [plain text]
with Terminal_Interface.Curses; use Terminal_Interface.Curses;
with Terminal_Interface.Curses.Menus; use Terminal_Interface.Curses.Menus;
with Terminal_Interface.Curses.Mouse; use Terminal_Interface.Curses.Mouse;
with Terminal_Interface.Curses.Panels; use Terminal_Interface.Curses.Panels;
with Terminal_Interface.Curses.Panels.User_Data;
with Sample.Manifest; use Sample.Manifest;
with Sample.Helpers; use Sample.Helpers;
with Sample.Function_Key_Setting; use Sample.Function_Key_Setting;
with Sample.Explanation; use Sample.Explanation;
with Sample.Menu_Demo.Handler;
with Sample.Curses_Demo.Mouse;
with Sample.Curses_Demo.Attributes;
package body Sample.Curses_Demo is
type User_Data is new Integer;
type User_Data_Access is access all User_Data;
package PUD is new Panels.User_Data (User_Data, User_Data_Access);
procedure Demo
is
function My_Driver (M : Menu;
K : Key_Code;
Pan : Panel) return Boolean;
package Mh is new Sample.Menu_Demo.Handler (My_Driver);
Itm : Item_Array_Access := new Item_Array'
(New_Item ("Attributes Demo"),
New_Item ("Mouse Demo"),
Null_Item);
M : Menu := New_Menu (Itm);
U1 : constant User_Data_Access := new User_Data'(4711);
U2 : User_Data_Access;
function My_Driver (M : Menu;
K : Key_Code;
Pan : Panel) return Boolean
is
Idx : constant Positive := Get_Index (Current (M));
Result : Boolean := False;
begin
PUD.Set_User_Data (Pan, U1); if K in User_Key_Code'Range then
if K = QUIT then
Result := True;
elsif K = SELECT_ITEM then
if Idx in Itm'Range then
Hide (Pan);
Update_Panels;
end if;
case Idx is
when 1 => Sample.Curses_Demo.Attributes.Demo;
when 2 => Sample.Curses_Demo.Mouse.Demo;
when others => Not_Implemented;
end case;
if Idx in Itm'Range then
Top (Pan);
Show (Pan);
Update_Panels;
Update_Screen;
end if;
end if;
end if;
PUD.Get_User_Data (Pan, U2); pragma Assert (U1.all = U2.all and then U1 = U2);
return Result;
end My_Driver;
begin
if (1 + Item_Count (M)) /= Itm'Length then
raise Constraint_Error;
end if;
if not Has_Mouse then
declare
O : Item_Option_Set;
begin
Get_Options (Itm (2), O);
O.Selectable := False;
Set_Options (Itm (2), O);
end;
end if;
Push_Environment ("CURSES00");
Notepad ("CURSES-PAD00");
Default_Labels;
Refresh_Soft_Label_Keys_Without_Update;
Mh.Drive_Me (M, " Demo ");
Pop_Environment;
Delete (M);
Free (Itm, True);
end Demo;
end Sample.Curses_Demo;