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Diffstat (limited to 'ncurses-5.3/Ada95/src/terminal_interface-curses.adb')
| -rw-r--r-- | ncurses-5.3/Ada95/src/terminal_interface-curses.adb | 2561 |
1 files changed, 0 insertions, 2561 deletions
diff --git a/ncurses-5.3/Ada95/src/terminal_interface-curses.adb b/ncurses-5.3/Ada95/src/terminal_interface-curses.adb deleted file mode 100644 index 359cced..0000000 --- a/ncurses-5.3/Ada95/src/terminal_interface-curses.adb +++ /dev/null @@ -1,2561 +0,0 @@ ------------------------------------------------------------------------------- --- -- --- GNAT ncurses Binding -- --- -- --- Terminal_Interface.Curses -- --- -- --- B O D Y -- --- -- ------------------------------------------------------------------------------- --- Copyright (c) 1998 Free Software Foundation, Inc. -- --- -- --- Permission is hereby granted, free of charge, to any person obtaining a -- --- copy of this software and associated documentation files (the -- --- "Software"), to deal in the Software without restriction, including -- --- without limitation the rights to use, copy, modify, merge, publish, -- --- distribute, distribute with modifications, sublicense, and/or sell -- --- copies of the Software, and to permit persons to whom the Software is -- --- furnished to do so, subject to the following conditions: -- --- -- --- The above copyright notice and this permission notice shall be included -- --- in all copies or substantial portions of the Software. -- --- -- --- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS -- --- OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -- --- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. -- --- IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, -- --- DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR -- --- OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR -- --- THE USE OR OTHER DEALINGS IN THE SOFTWARE. -- --- -- --- Except as contained in this notice, the name(s) of the above copyright -- --- holders shall not be used in advertising or otherwise to promote the -- --- sale, use or other dealings in this Software without prior written -- --- authorization. -- ------------------------------------------------------------------------------- --- Author: Juergen Pfeifer, 1996 --- Contact: http://www.familiepfeifer.de/Contact.aspx?Lang=en --- Version Control: --- $Revision$ --- Binding Version 01.00 ------------------------------------------------------------------------------- -with System; - -with Terminal_Interface.Curses.Aux; -with Interfaces.C; use Interfaces.C; -with Interfaces.C.Strings; use Interfaces.C.Strings; -with Interfaces.C.Pointers; -with Ada.Characters.Handling; use Ada.Characters.Handling; -with Ada.Strings.Fixed; -with Ada.Unchecked_Conversion; - -package body Terminal_Interface.Curses is - - use Aux; - use type System.Bit_Order; - - package ASF renames Ada.Strings.Fixed; - - type chtype_array is array (size_t range <>) - of aliased Attributed_Character; - pragma Convention (C, chtype_array); - ------------------------------------------------------------------------------- - generic - type Element is (<>); - function W_Get_Element (Win : in Window; - Offset : in Natural) return Element; - - function W_Get_Element (Win : in Window; - Offset : in Natural) return Element is - type E_Array is array (Natural range <>) of aliased Element; - package C_E_Array is new - Interfaces.C.Pointers (Natural, Element, E_Array, Element'Val (0)); - use C_E_Array; - - function To_Pointer is new - Ada.Unchecked_Conversion (Window, Pointer); - - P : Pointer := To_Pointer (Win); - begin - if Win = Null_Window then - raise Curses_Exception; - else - P := P + ptrdiff_t (Offset); - return P.all; - end if; - end W_Get_Element; - - function W_Get_Int is new W_Get_Element (C_Int); - function W_Get_Short is new W_Get_Element (C_Short); - function W_Get_Byte is new W_Get_Element (Interfaces.C.unsigned_char); - - function Get_Flag (Win : Window; - Offset : Natural) return Boolean; - - function Get_Flag (Win : Window; - Offset : Natural) return Boolean - is - Res : C_Int; - begin - case Sizeof_bool is - when 1 => Res := C_Int (W_Get_Byte (Win, Offset)); - when 2 => Res := C_Int (W_Get_Short (Win, Offset)); - when 4 => Res := C_Int (W_Get_Int (Win, Offset)); - when others => raise Curses_Exception; - end case; - - case Res is - when 0 => return False; - when others => return True; - end case; - end Get_Flag; - ------------------------------------------------------------------------------- - function Key_Name (Key : in Real_Key_Code) return String - is - function Keyname (K : C_Int) return chars_ptr; - pragma Import (C, Keyname, "keyname"); - - Ch : Character; - begin - if Key <= Character'Pos (Character'Last) then - Ch := Character'Val (Key); - if Is_Control (Ch) then - return Un_Control (Attributed_Character'(Ch => Ch, - Color => Color_Pair'First, - Attr => Normal_Video)); - elsif Is_Graphic (Ch) then - declare - S : String (1 .. 1); - begin - S (1) := Ch; - return S; - end; - else - return ""; - end if; - else - return Fill_String (Keyname (C_Int (Key))); - end if; - end Key_Name; - - procedure Key_Name (Key : in Real_Key_Code; - Name : out String) - is - begin - ASF.Move (Key_Name (Key), Name); - end Key_Name; - ------------------------------------------------------------------------------- - procedure Init_Screen - is - function Initscr return Window; - pragma Import (C, Initscr, "initscr"); - - W : Window; - begin - W := Initscr; - if W = Null_Window then - raise Curses_Exception; - end if; - end Init_Screen; - - procedure End_Windows - is - function Endwin return C_Int; - pragma Import (C, Endwin, "endwin"); - begin - if Endwin = Curses_Err then - raise Curses_Exception; - end if; - end End_Windows; - - function Is_End_Window return Boolean - is - function Isendwin return Curses_Bool; - pragma Import (C, Isendwin, "isendwin"); - begin - if Isendwin = Curses_Bool_False then - return False; - else - return True; - end if; - end Is_End_Window; ------------------------------------------------------------------------------- - procedure Move_Cursor (Win : in Window := Standard_Window; - Line : in Line_Position; - Column : in Column_Position) - is - function Wmove (Win : Window; - Line : C_Int; - Column : C_Int - ) return C_Int; - pragma Import (C, Wmove, "wmove"); - begin - if Wmove (Win, C_Int (Line), C_Int (Column)) = Curses_Err then - raise Curses_Exception; - end if; - end Move_Cursor; ------------------------------------------------------------------------------- - procedure Add (Win : in Window := Standard_Window; - Ch : in Attributed_Character) - is - function Waddch (W : Window; - Ch : C_Chtype) return C_Int; - pragma Import (C, Waddch, "waddch"); - begin - if Waddch (Win, AttrChar_To_Chtype (Ch)) = Curses_Err then - raise Curses_Exception; - end if; - end Add; - - procedure Add (Win : in Window := Standard_Window; - Ch : in Character) - is - begin - Add (Win, - Attributed_Character'(Ch => Ch, - Color => Color_Pair'First, - Attr => Normal_Video)); - end Add; - - procedure Add - (Win : in Window := Standard_Window; - Line : in Line_Position; - Column : in Column_Position; - Ch : in Attributed_Character) - is - function mvwaddch (W : Window; - Y : C_Int; - X : C_Int; - Ch : C_Chtype) return C_Int; - pragma Import (C, mvwaddch, "mvwaddch"); - begin - if mvwaddch (Win, C_Int (Line), - C_Int (Column), - AttrChar_To_Chtype (Ch)) = Curses_Err then - raise Curses_Exception; - end if; - end Add; - - procedure Add - (Win : in Window := Standard_Window; - Line : in Line_Position; - Column : in Column_Position; - Ch : in Character) - is - begin - Add (Win, - Line, - Column, - Attributed_Character'(Ch => Ch, - Color => Color_Pair'First, - Attr => Normal_Video)); - end Add; - - procedure Add_With_Immediate_Echo - (Win : in Window := Standard_Window; - Ch : in Attributed_Character) - is - function Wechochar (W : Window; - Ch : C_Chtype) return C_Int; - pragma Import (C, Wechochar, "wechochar"); - begin - if Wechochar (Win, AttrChar_To_Chtype (Ch)) = Curses_Err then - raise Curses_Exception; - end if; - end Add_With_Immediate_Echo; - - procedure Add_With_Immediate_Echo - (Win : in Window := Standard_Window; - Ch : in Character) - is - begin - Add_With_Immediate_Echo - (Win, - Attributed_Character'(Ch => Ch, - Color => Color_Pair'First, - Attr => Normal_Video)); - end Add_With_Immediate_Echo; ------------------------------------------------------------------------------- - function Create (Number_Of_Lines : Line_Count; - Number_Of_Columns : Column_Count; - First_Line_Position : Line_Position; - First_Column_Position : Column_Position) return Window - is - function Newwin (Number_Of_Lines : C_Int; - Number_Of_Columns : C_Int; - First_Line_Position : C_Int; - First_Column_Position : C_Int) return Window; - pragma Import (C, Newwin, "newwin"); - - W : Window; - begin - W := Newwin (C_Int (Number_Of_Lines), - C_Int (Number_Of_Columns), - C_Int (First_Line_Position), - C_Int (First_Column_Position)); - if W = Null_Window then - raise Curses_Exception; - end if; - return W; - end Create; - - procedure Delete (Win : in out Window) - is - function Wdelwin (W : Window) return C_Int; - pragma Import (C, Wdelwin, "delwin"); - begin - if Wdelwin (Win) = Curses_Err then - raise Curses_Exception; - end if; - Win := Null_Window; - end Delete; - - function Sub_Window - (Win : Window := Standard_Window; - Number_Of_Lines : Line_Count; - Number_Of_Columns : Column_Count; - First_Line_Position : Line_Position; - First_Column_Position : Column_Position) return Window - is - function Subwin - (Win : Window; - Number_Of_Lines : C_Int; - Number_Of_Columns : C_Int; - First_Line_Position : C_Int; - First_Column_Position : C_Int) return Window; - pragma Import (C, Subwin, "subwin"); - - W : Window; - begin - W := Subwin (Win, - C_Int (Number_Of_Lines), - C_Int (Number_Of_Columns), - C_Int (First_Line_Position), - C_Int (First_Column_Position)); - if W = Null_Window then - raise Curses_Exception; - end if; - return W; - end Sub_Window; - - function Derived_Window - (Win : Window := Standard_Window; - Number_Of_Lines : Line_Count; - Number_Of_Columns : Column_Count; - First_Line_Position : Line_Position; - First_Column_Position : Column_Position) return Window - is - function Derwin - (Win : Window; - Number_Of_Lines : C_Int; - Number_Of_Columns : C_Int; - First_Line_Position : C_Int; - First_Column_Position : C_Int) return Window; - pragma Import (C, Derwin, "derwin"); - - W : Window; - begin - W := Derwin (Win, - C_Int (Number_Of_Lines), - C_Int (Number_Of_Columns), - C_Int (First_Line_Position), - C_Int (First_Column_Position)); - if W = Null_Window then - raise Curses_Exception; - end if; - return W; - end Derived_Window; - - function Duplicate (Win : Window) return Window - is - function Dupwin (Win : Window) return Window; - pragma Import (C, Dupwin, "dupwin"); - - W : Window := Dupwin (Win); - begin - if W = Null_Window then - raise Curses_Exception; - end if; - return W; - end Duplicate; - - procedure Move_Window (Win : in Window; - Line : in Line_Position; - Column : in Column_Position) - is - function Mvwin (Win : Window; - Line : C_Int; - Column : C_Int) return C_Int; - pragma Import (C, Mvwin, "mvwin"); - begin - if Mvwin (Win, C_Int (Line), C_Int (Column)) = Curses_Err then - raise Curses_Exception; - end if; - end Move_Window; - - procedure Move_Derived_Window (Win : in Window; - Line : in Line_Position; - Column : in Column_Position) - is - function Mvderwin (Win : Window; - Line : C_Int; - Column : C_Int) return C_Int; - pragma Import (C, Mvderwin, "mvderwin"); - begin - if Mvderwin (Win, C_Int (Line), C_Int (Column)) = Curses_Err then - raise Curses_Exception; - end if; - end Move_Derived_Window; - - procedure Set_Synch_Mode (Win : in Window := Standard_Window; - Mode : in Boolean := False) - is - function Syncok (Win : Window; - Mode : Curses_Bool) return C_Int; - pragma Import (C, Syncok, "syncok"); - begin - if Syncok (Win, Curses_Bool (Boolean'Pos (Mode))) = Curses_Err then - raise Curses_Exception; - end if; - end Set_Synch_Mode; ------------------------------------------------------------------------------- - procedure Add (Win : in Window := Standard_Window; - Str : in String; - Len : in Integer := -1) - is - function Waddnstr (Win : Window; - Str : char_array; - Len : C_Int := -1) return C_Int; - pragma Import (C, Waddnstr, "waddnstr"); - - Txt : char_array (0 .. Str'Length); - Length : size_t; - begin - To_C (Str, Txt, Length); - if Waddnstr (Win, Txt, C_Int (Len)) = Curses_Err then - raise Curses_Exception; - end if; - end Add; - - procedure Add - (Win : in Window := Standard_Window; - Line : in Line_Position; - Column : in Column_Position; - Str : in String; - Len : in Integer := -1) - is - begin - Move_Cursor (Win, Line, Column); - Add (Win, Str, Len); - end Add; ------------------------------------------------------------------------------- - procedure Add - (Win : in Window := Standard_Window; - Str : in Attributed_String; - Len : in Integer := -1) - is - function Waddchnstr (Win : Window; - Str : chtype_array; - Len : C_Int := -1) return C_Int; - pragma Import (C, Waddchnstr, "waddchnstr"); - - Txt : chtype_array (0 .. Str'Length); - begin - for Length in 1 .. size_t (Str'Length) loop - Txt (Length - 1) := Str (Natural (Length)); - end loop; - Txt (Str'Length) := Default_Character; - if Waddchnstr (Win, - Txt, - C_Int (Len)) = Curses_Err then - raise Curses_Exception; - end if; - end Add; - - procedure Add - (Win : in Window := Standard_Window; - Line : in Line_Position; - Column : in Column_Position; - Str : in Attributed_String; - Len : in Integer := -1) - is - begin - Move_Cursor (Win, Line, Column); - Add (Win, Str, Len); - end Add; ------------------------------------------------------------------------------- - procedure Border - (Win : in Window := Standard_Window; - Left_Side_Symbol : in Attributed_Character := Default_Character; - Right_Side_Symbol : in Attributed_Character := Default_Character; - Top_Side_Symbol : in Attributed_Character := Default_Character; - Bottom_Side_Symbol : in Attributed_Character := Default_Character; - Upper_Left_Corner_Symbol : in Attributed_Character := Default_Character; - Upper_Right_Corner_Symbol : in Attributed_Character := Default_Character; - Lower_Left_Corner_Symbol : in Attributed_Character := Default_Character; - Lower_Right_Corner_Symbol : in Attributed_Character := Default_Character) - is - function Wborder (W : Window; - LS : C_Chtype; - RS : C_Chtype; - TS : C_Chtype; - BS : C_Chtype; - ULC : C_Chtype; - URC : C_Chtype; - LLC : C_Chtype; - LRC : C_Chtype) return C_Int; - pragma Import (C, Wborder, "wborder"); - begin - if Wborder (Win, - AttrChar_To_Chtype (Left_Side_Symbol), - AttrChar_To_Chtype (Right_Side_Symbol), - AttrChar_To_Chtype (Top_Side_Symbol), - AttrChar_To_Chtype (Bottom_Side_Symbol), - AttrChar_To_Chtype (Upper_Left_Corner_Symbol), - AttrChar_To_Chtype (Upper_Right_Corner_Symbol), - AttrChar_To_Chtype (Lower_Left_Corner_Symbol), - AttrChar_To_Chtype (Lower_Right_Corner_Symbol) - ) = Curses_Err - then - raise Curses_Exception; - end if; - end Border; - - procedure Box - (Win : in Window := Standard_Window; - Vertical_Symbol : in Attributed_Character := Default_Character; - Horizontal_Symbol : in Attributed_Character := Default_Character) - is - begin - Border (Win, - Vertical_Symbol, Vertical_Symbol, - Horizontal_Symbol, Horizontal_Symbol); - end Box; - - procedure Horizontal_Line - (Win : in Window := Standard_Window; - Line_Size : in Natural; - Line_Symbol : in Attributed_Character := Default_Character) - is - function Whline (W : Window; - Ch : C_Chtype; - Len : C_Int) return C_Int; - pragma Import (C, Whline, "whline"); - begin - if Whline (Win, - AttrChar_To_Chtype (Line_Symbol), - C_Int (Line_Size)) = Curses_Err then - raise Curses_Exception; - end if; - end Horizontal_Line; - - procedure Vertical_Line - (Win : in Window := Standard_Window; - Line_Size : in Natural; - Line_Symbol : in Attributed_Character := Default_Character) - is - function Wvline (W : Window; - Ch : C_Chtype; - Len : C_Int) return C_Int; - pragma Import (C, Wvline, "wvline"); - begin - if Wvline (Win, - AttrChar_To_Chtype (Line_Symbol), - C_Int (Line_Size)) = Curses_Err then - raise Curses_Exception; - end if; - end Vertical_Line; - ------------------------------------------------------------------------------- - function Get_Keystroke (Win : Window := Standard_Window) - return Real_Key_Code - is - function Wgetch (W : Window) return C_Int; - pragma Import (C, Wgetch, "wgetch"); - - C : constant C_Int := Wgetch (Win); - begin - if C = Curses_Err then - return Key_None; - else - return Real_Key_Code (C); - end if; - end Get_Keystroke; - - procedure Undo_Keystroke (Key : in Real_Key_Code) - is - function Ungetch (Ch : C_Int) return C_Int; - pragma Import (C, Ungetch, "ungetch"); - begin - if Ungetch (C_Int (Key)) = Curses_Err then - raise Curses_Exception; - end if; - end Undo_Keystroke; - - function Has_Key (Key : Special_Key_Code) return Boolean - is - function Haskey (Key : C_Int) return C_Int; - pragma Import (C, Haskey, "has_key"); - begin - if Haskey (C_Int (Key)) = Curses_False then - return False; - else - return True; - end if; - end Has_Key; - - function Is_Function_Key (Key : Special_Key_Code) return Boolean - is - L : constant Special_Key_Code := Special_Key_Code (Natural (Key_F0) + - Natural (Function_Key_Number'Last)); - begin - if (Key >= Key_F0) and then (Key <= L) then - return True; - else - return False; - end if; - end Is_Function_Key; - - function Function_Key (Key : Real_Key_Code) - return Function_Key_Number - is - begin - if Is_Function_Key (Key) then - return Function_Key_Number (Key - Key_F0); - else - raise Constraint_Error; - end if; - end Function_Key; - - function Function_Key_Code (Key : Function_Key_Number) return Real_Key_Code - is - begin - return Real_Key_Code (Natural (Key_F0) + Natural (Key)); - end Function_Key_Code; ------------------------------------------------------------------------------- - procedure Standout (Win : Window := Standard_Window; - On : Boolean := True) - is - function wstandout (Win : Window) return C_Int; - pragma Import (C, wstandout, "wstandout"); - function wstandend (Win : Window) return C_Int; - pragma Import (C, wstandend, "wstandend"); - - Err : C_Int; - begin - if On then - Err := wstandout (Win); - else - Err := wstandend (Win); - end if; - if Err = Curses_Err then - raise Curses_Exception; - end if; - end Standout; - - procedure Switch_Character_Attribute - (Win : in Window := Standard_Window; - Attr : in Character_Attribute_Set := Normal_Video; - On : in Boolean := True) - is - function Wattron (Win : Window; - C_Attr : C_AttrType) return C_Int; - pragma Import (C, Wattron, "wattr_on"); - function Wattroff (Win : Window; - C_Attr : C_AttrType) return C_Int; - pragma Import (C, Wattroff, "wattr_off"); - -- In Ada we use the On Boolean to control whether or not we want to - -- switch on or off the attributes in the set. - Err : C_Int; - AC : constant Attributed_Character := (Ch => Character'First, - Color => Color_Pair'First, - Attr => Attr); - begin - if On then - Err := Wattron (Win, AttrChar_To_AttrType (AC)); - else - Err := Wattroff (Win, AttrChar_To_AttrType (AC)); - end if; - if Err = Curses_Err then - raise Curses_Exception; - end if; - end Switch_Character_Attribute; - - procedure Set_Character_Attributes - (Win : in Window := Standard_Window; - Attr : in Character_Attribute_Set := Normal_Video; - Color : in Color_Pair := Color_Pair'First) - is - function Wattrset (Win : Window; - C_Attr : C_AttrType) return C_Int; - pragma Import (C, Wattrset, "wattrset"); -- ??? wattr_set - begin - if Wattrset (Win, - AttrChar_To_AttrType (Attributed_Character' - (Ch => Character'First, - Color => Color, - Attr => Attr))) = Curses_Err then - raise Curses_Exception; - end if; - end Set_Character_Attributes; - - function Get_Character_Attribute (Win : Window := Standard_Window) - return Character_Attribute_Set - is - function Wattrget (Win : Window; - Atr : access C_AttrType; - Col : access C_Short; - Opt : System.Address) return C_Int; - pragma Import (C, Wattrget, "wattr_get"); - - Attr : aliased C_AttrType; - Col : aliased C_Short; - Res : constant C_Int := Wattrget (Win, Attr'Access, Col'Access, - System.Null_Address); - Ch : Attributed_Character; - begin - if Res = Curses_Ok then - Ch := AttrType_To_AttrChar (Attr); - return Ch.Attr; - else - raise Curses_Exception; - end if; - end Get_Character_Attribute; - - function Get_Character_Attribute (Win : Window := Standard_Window) - return Color_Pair - is - function Wattrget (Win : Window; - Atr : access C_AttrType; - Col : access C_Short; - Opt : System.Address) return C_Int; - pragma Import (C, Wattrget, "wattr_get"); - - Attr : aliased C_AttrType; - Col : aliased C_Short; - Res : constant C_Int := Wattrget (Win, Attr'Access, Col'Access, - System.Null_Address); - Ch : Attributed_Character; - begin - if Res = Curses_Ok then - Ch := AttrType_To_AttrChar (Attr); - return Ch.Color; - else - raise Curses_Exception; - end if; - end Get_Character_Attribute; - - procedure Set_Color (Win : in Window := Standard_Window; - Pair : in Color_Pair) - is - function Wset_Color (Win : Window; - Color : C_Short; - Opts : C_Void_Ptr) return C_Int; - pragma Import (C, Wset_Color, "wcolor_set"); - begin - if Wset_Color (Win, - C_Short (Pair), - C_Void_Ptr (System.Null_Address)) = Curses_Err then - raise Curses_Exception; - end if; - end Set_Color; - - procedure Change_Attributes - (Win : in Window := Standard_Window; - Count : in Integer := -1; - Attr : in Character_Attribute_Set := Normal_Video; - Color : in Color_Pair := Color_Pair'First) - is - function Wchgat (Win : Window; - Cnt : C_Int; - Attr : C_AttrType; - Color : C_Short; - Opts : System.Address := System.Null_Address) - return C_Int; - pragma Import (C, Wchgat, "wchgat"); - - Ch : constant Attributed_Character := - (Ch => Character'First, Color => Color_Pair'First, Attr => Attr); - begin - if Wchgat (Win, C_Int (Count), AttrChar_To_AttrType (Ch), - C_Short (Color)) = Curses_Err then - raise Curses_Exception; - end if; - end Change_Attributes; - - procedure Change_Attributes - (Win : in Window := Standard_Window; - Line : in Line_Position := Line_Position'First; - Column : in Column_Position := Column_Position'First; - Count : in Integer := -1; - Attr : in Character_Attribute_Set := Normal_Video; - Color : in Color_Pair := Color_Pair'First) - is - begin - Move_Cursor (Win, Line, Column); - Change_Attributes (Win, Count, Attr, Color); - end Change_Attributes; ------------------------------------------------------------------------------- - procedure Beep - is - function Beeper return C_Int; - pragma Import (C, Beeper, "beep"); - begin - if Beeper = Curses_Err then - raise Curses_Exception; - end if; - end Beep; - - procedure Flash_Screen - is - function Flash return C_Int; - pragma Import (C, Flash, "flash"); - begin - if Flash = Curses_Err then - raise Curses_Exception; - end if; - end Flash_Screen; ------------------------------------------------------------------------------- - procedure Set_Cbreak_Mode (SwitchOn : in Boolean := True) - is - function Cbreak return C_Int; - pragma Import (C, Cbreak, "cbreak"); - function NoCbreak return C_Int; - pragma Import (C, NoCbreak, "nocbreak"); - - Err : C_Int; - begin - if SwitchOn then - Err := Cbreak; - else - Err := NoCbreak; - end if; - if Err = Curses_Err then - raise Curses_Exception; - end if; - end Set_Cbreak_Mode; - - procedure Set_Raw_Mode (SwitchOn : in Boolean := True) - is - function Raw return C_Int; - pragma Import (C, Raw, "raw"); - function NoRaw return C_Int; - pragma Import (C, NoRaw, "noraw"); - - Err : C_Int; - begin - if SwitchOn then - Err := Raw; - else - Err := NoRaw; - end if; - if Err = Curses_Err then - raise Curses_Exception; - end if; - end Set_Raw_Mode; - - procedure Set_Echo_Mode (SwitchOn : in Boolean := True) - is - function Echo return C_Int; - pragma Import (C, Echo, "echo"); - function NoEcho return C_Int; - pragma Import (C, NoEcho, "noecho"); - - Err : C_Int; - begin - if SwitchOn then - Err := Echo; - else - Err := NoEcho; - end if; - if Err = Curses_Err then - raise Curses_Exception; - end if; - end Set_Echo_Mode; - - procedure Set_Meta_Mode (Win : in Window := Standard_Window; - SwitchOn : in Boolean := True) - is - function Meta (W : Window; Mode : Curses_Bool) return C_Int; - pragma Import (C, Meta, "meta"); - begin - if Meta (Win, Curses_Bool (Boolean'Pos (SwitchOn))) = Curses_Err then - raise Curses_Exception; - end if; - end Set_Meta_Mode; - - procedure Set_KeyPad_Mode (Win : in Window := Standard_Window; - SwitchOn : in Boolean := True) - is - function Keypad (W : Window; Mode : Curses_Bool) return C_Int; - pragma Import (C, Keypad, "keypad"); - begin - if Keypad (Win, Curses_Bool (Boolean'Pos (SwitchOn))) = Curses_Err then - raise Curses_Exception; - end if; - end Set_KeyPad_Mode; - - function Get_KeyPad_Mode (Win : in Window := Standard_Window) - return Boolean - is - begin - return Get_Flag (Win, Offset_use_keypad); - end Get_KeyPad_Mode; - - procedure Half_Delay (Amount : in Half_Delay_Amount) - is - function Halfdelay (Amount : C_Int) return C_Int; - pragma Import (C, Halfdelay, "halfdelay"); - begin - if Halfdelay (C_Int (Amount)) = Curses_Err then - raise Curses_Exception; - end if; - end Half_Delay; - - procedure Set_Flush_On_Interrupt_Mode - (Win : in Window := Standard_Window; - Mode : in Boolean := True) - is - function Intrflush (Win : Window; Mode : Curses_Bool) return C_Int; - pragma Import (C, Intrflush, "intrflush"); - begin - if Intrflush (Win, Curses_Bool (Boolean'Pos (Mode))) = Curses_Err then - raise Curses_Exception; - end if; - end Set_Flush_On_Interrupt_Mode; - - procedure Set_Queue_Interrupt_Mode - (Win : in Window := Standard_Window; - Flush : in Boolean := True) - is - procedure Qiflush; - pragma Import (C, Qiflush, "qiflush"); - procedure No_Qiflush; - pragma Import (C, No_Qiflush, "noqiflush"); - begin - if Flush then - Qiflush; - else - No_Qiflush; - end if; - end Set_Queue_Interrupt_Mode; - - procedure Set_NoDelay_Mode - (Win : in Window := Standard_Window; - Mode : in Boolean := False) - is - function Nodelay (Win : Window; Mode : Curses_Bool) return C_Int; - pragma Import (C, Nodelay, "nodelay"); - begin - if Nodelay (Win, Curses_Bool (Boolean'Pos (Mode))) = Curses_Err then - raise Curses_Exception; - end if; - end Set_NoDelay_Mode; - - procedure Set_Timeout_Mode (Win : in Window := Standard_Window; - Mode : in Timeout_Mode; - Amount : in Natural) - is - function Wtimeout (Win : Window; Amount : C_Int) return C_Int; - pragma Import (C, Wtimeout, "wtimeout"); - - Time : C_Int; - begin - case Mode is - when Blocking => Time := -1; - when Non_Blocking => Time := 0; - when Delayed => - if Amount = 0 then - raise Constraint_Error; - end if; - Time := C_Int (Amount); - end case; - if Wtimeout (Win, Time) = Curses_Err then - raise Curses_Exception; - end if; - end Set_Timeout_Mode; - - procedure Set_Escape_Timer_Mode - (Win : in Window := Standard_Window; - Timer_Off : in Boolean := False) - is - function Notimeout (Win : Window; Mode : Curses_Bool) return C_Int; - pragma Import (C, Notimeout, "notimeout"); - begin - if Notimeout (Win, Curses_Bool (Boolean'Pos (Timer_Off))) - = Curses_Err then - raise Curses_Exception; - end if; - end Set_Escape_Timer_Mode; - ------------------------------------------------------------------------------- - procedure Set_NL_Mode (SwitchOn : in Boolean := True) - is - function NL return C_Int; - pragma Import (C, NL, "nl"); - function NoNL return C_Int; - pragma Import (C, NoNL, "nonl"); - - Err : C_Int; - begin - if SwitchOn then - Err := NL; - else - Err := NoNL; - end if; - if Err = Curses_Err then - raise Curses_Exception; - end if; - end Set_NL_Mode; - - procedure Clear_On_Next_Update - (Win : in Window := Standard_Window; - Do_Clear : in Boolean := True) - is - function Clear_Ok (W : Window; Flag : Curses_Bool) return C_Int; - pragma Import (C, Clear_Ok, "clearok"); - begin - if Clear_Ok (Win, Curses_Bool (Boolean'Pos (Do_Clear))) = Curses_Err then - raise Curses_Exception; - end if; - end Clear_On_Next_Update; - - procedure Use_Insert_Delete_Line - (Win : in Window := Standard_Window; - Do_Idl : in Boolean := True) - is - function IDL_Ok (W : Window; Flag : Curses_Bool) return C_Int; - pragma Import (C, IDL_Ok, "idlok"); - begin - if IDL_Ok (Win, Curses_Bool (Boolean'Pos (Do_Idl))) = Curses_Err then - raise Curses_Exception; - end if; - end Use_Insert_Delete_Line; - - procedure Use_Insert_Delete_Character - (Win : in Window := Standard_Window; - Do_Idc : in Boolean := True) - is - function IDC_Ok (W : Window; Flag : Curses_Bool) return C_Int; - pragma Import (C, IDC_Ok, "idcok"); - begin - if IDC_Ok (Win, Curses_Bool (Boolean'Pos (Do_Idc))) = Curses_Err then - raise Curses_Exception; - end if; - end Use_Insert_Delete_Character; - - procedure Leave_Cursor_After_Update - (Win : in Window := Standard_Window; - Do_Leave : in Boolean := True) - is - function Leave_Ok (W : Window; Flag : Curses_Bool) return C_Int; - pragma Import (C, Leave_Ok, "leaveok"); - begin - if Leave_Ok (Win, Curses_Bool (Boolean'Pos (Do_Leave))) = Curses_Err then - raise Curses_Exception; - end if; - end Leave_Cursor_After_Update; - - procedure Immediate_Update_Mode - (Win : in Window := Standard_Window; - Mode : in Boolean := False) - is - function Immedok (Win : Window; Mode : Curses_Bool) return C_Int; - pragma Import (C, Immedok, "immedok"); - begin - if Immedok (Win, Curses_Bool (Boolean'Pos (Mode))) = Curses_Err then - raise Curses_Exception; - end if; - end Immediate_Update_Mode; - - procedure Allow_Scrolling - (Win : in Window := Standard_Window; - Mode : in Boolean := False) - is - function Scrollok (Win : Window; Mode : Curses_Bool) return C_Int; - pragma Import (C, Scrollok, "scrollok"); - begin - if Scrollok (Win, Curses_Bool (Boolean'Pos (Mode))) = Curses_Err then - raise Curses_Exception; - end if; - end Allow_Scrolling; - - function Scrolling_Allowed (Win : Window := Standard_Window) - return Boolean - is - begin - return Get_Flag (Win, Offset_scroll); - end Scrolling_Allowed; - - procedure Set_Scroll_Region - (Win : in Window := Standard_Window; - Top_Line : in Line_Position; - Bottom_Line : in Line_Position) - is - function Wsetscrreg (Win : Window; - Lin : C_Int; - Col : C_Int) return C_Int; - pragma Import (C, Wsetscrreg, "wsetscrreg"); - begin - if Wsetscrreg (Win, C_Int (Top_Line), C_Int (Bottom_Line)) - = Curses_Err then - raise Curses_Exception; - end if; - end Set_Scroll_Region; ------------------------------------------------------------------------------- - procedure Update_Screen - is - function Do_Update return C_Int; - pragma Import (C, Do_Update, "doupdate"); - begin - if Do_Update = Curses_Err then - raise Curses_Exception; - end if; - end Update_Screen; - - procedure Refresh (Win : in Window := Standard_Window) - is - function Wrefresh (W : Window) return C_Int; - pragma Import (C, Wrefresh, "wrefresh"); - begin - if Wrefresh (Win) = Curses_Err then - raise Curses_Exception; - end if; - end Refresh; - - procedure Refresh_Without_Update - (Win : in Window := Standard_Window) - is - function Wnoutrefresh (W : Window) return C_Int; - pragma Import (C, Wnoutrefresh, "wnoutrefresh"); - begin - if Wnoutrefresh (Win) = Curses_Err then - raise Curses_Exception; - end if; - end Refresh_Without_Update; - - procedure Redraw (Win : in Window := Standard_Window) - is - function Redrawwin (Win : Window) return C_Int; - pragma Import (C, Redrawwin, "redrawwin"); - begin - if Redrawwin (Win) = Curses_Err then - raise Curses_Exception; - end if; - end Redraw; - - procedure Redraw - (Win : in Window := Standard_Window; - Begin_Line : in Line_Position; - Line_Count : in Positive) - is - function Wredrawln (Win : Window; First : C_Int; Cnt : C_Int) - return C_Int; - pragma Import (C, Wredrawln, "wredrawln"); - begin - if Wredrawln (Win, - C_Int (Begin_Line), - C_Int (Line_Count)) = Curses_Err then - raise Curses_Exception; - end if; - end Redraw; - ------------------------------------------------------------------------------- - procedure Erase (Win : in Window := Standard_Window) - is - function Werase (W : Window) return C_Int; - pragma Import (C, Werase, "werase"); - begin - if Werase (Win) = Curses_Err then - raise Curses_Exception; - end if; - end Erase; - - procedure Clear (Win : in Window := Standard_Window) - is - function Wclear (W : Window) return C_Int; - pragma Import (C, Wclear, "wclear"); - begin - if Wclear (Win) = Curses_Err then - raise Curses_Exception; - end if; - end Clear; - - procedure Clear_To_End_Of_Screen (Win : in Window := Standard_Window) - is - function Wclearbot (W : Window) return C_Int; - pragma Import (C, Wclearbot, "wclrtobot"); - begin - if Wclearbot (Win) = Curses_Err then - raise Curses_Exception; - end if; - end Clear_To_End_Of_Screen; - - procedure Clear_To_End_Of_Line (Win : in Window := Standard_Window) - is - function Wcleareol (W : Window) return C_Int; - pragma Import (C, Wcleareol, "wclrtoeol"); - begin - if Wcleareol (Win) = Curses_Err then - raise Curses_Exception; - end if; - end Clear_To_End_Of_Line; ------------------------------------------------------------------------------- - procedure Set_Background - (Win : in Window := Standard_Window; - Ch : in Attributed_Character) - is - procedure WBackground (W : in Window; Ch : in C_Chtype); - pragma Import (C, WBackground, "wbkgdset"); - begin - WBackground (Win, AttrChar_To_Chtype (Ch)); - end Set_Background; - - procedure Change_Background - (Win : in Window := Standard_Window; - Ch : in Attributed_Character) - is - function WChangeBkgd (W : Window; Ch : C_Chtype) return C_Int; - pragma Import (C, WChangeBkgd, "wbkgd"); - begin - if WChangeBkgd (Win, AttrChar_To_Chtype (Ch)) = Curses_Err then - raise Curses_Exception; - end if; - end Change_Background; - - function Get_Background (Win : Window := Standard_Window) - return Attributed_Character - is - function Wgetbkgd (Win : Window) return C_Chtype; - pragma Import (C, Wgetbkgd, "getbkgd"); - begin - return Chtype_To_AttrChar (Wgetbkgd (Win)); - end Get_Background; ------------------------------------------------------------------------------- - procedure Change_Lines_Status (Win : in Window := Standard_Window; - Start : in Line_Position; - Count : in Positive; - State : in Boolean) - is - function Wtouchln (Win : Window; - Sta : C_Int; - Cnt : C_Int; - Chg : C_Int) return C_Int; - pragma Import (C, Wtouchln, "wtouchln"); - begin - if Wtouchln (Win, C_Int (Start), C_Int (Count), - C_Int (Boolean'Pos (State))) = Curses_Err then - raise Curses_Exception; - end if; - end Change_Lines_Status; - - procedure Touch (Win : in Window := Standard_Window) - is - Y : Line_Position; - X : Column_Position; - begin - Get_Size (Win, Y, X); - Change_Lines_Status (Win, 0, Positive (Y), True); - end Touch; - - procedure Untouch (Win : in Window := Standard_Window) - is - Y : Line_Position; - X : Column_Position; - begin - Get_Size (Win, Y, X); - Change_Lines_Status (Win, 0, Positive (Y), False); - end Untouch; - - procedure Touch (Win : in Window := Standard_Window; - Start : in Line_Position; - Count : in Positive) - is - begin - Change_Lines_Status (Win, Start, Count, True); - end Touch; - - function Is_Touched - (Win : Window := Standard_Window; - Line : Line_Position) return Boolean - is - function WLineTouched (W : Window; L : C_Int) return Curses_Bool; - pragma Import (C, WLineTouched, "is_linetouched"); - begin - if WLineTouched (Win, C_Int (Line)) = Curses_Bool_False then - return False; - else - return True; - end if; - end Is_Touched; - - function Is_Touched - (Win : Window := Standard_Window) return Boolean - is - function WWinTouched (W : Window) return Curses_Bool; - pragma Import (C, WWinTouched, "is_wintouched"); - begin - if WWinTouched (Win) = Curses_Bool_False then - return False; - else - return True; - end if; - end Is_Touched; ------------------------------------------------------------------------------- - procedure Copy - (Source_Window : in Window; - Destination_Window : in Window; - Source_Top_Row : in Line_Position; - Source_Left_Column : in Column_Position; - Destination_Top_Row : in Line_Position; - Destination_Left_Column : in Column_Position; - Destination_Bottom_Row : in Line_Position; - Destination_Right_Column : in Column_Position; - Non_Destructive_Mode : in Boolean := True) - is - function Copywin (Src : Window; - Dst : Window; - Str : C_Int; - Slc : C_Int; - Dtr : C_Int; - Dlc : C_Int; - Dbr : C_Int; - Drc : C_Int; - Ndm : C_Int) return C_Int; - pragma Import (C, Copywin, "copywin"); - begin - if Copywin (Source_Window, - Destination_Window, - C_Int (Source_Top_Row), - C_Int (Source_Left_Column), - C_Int (Destination_Top_Row), - C_Int (Destination_Left_Column), - C_Int (Destination_Bottom_Row), - C_Int (Destination_Right_Column), - Boolean'Pos (Non_Destructive_Mode) - ) = Curses_Err then - raise Curses_Exception; - end if; - end Copy; - - procedure Overwrite - (Source_Window : in Window; - Destination_Window : in Window) - is - function Overwrite (Src : Window; Dst : Window) return C_Int; - pragma Import (C, Overwrite, "overwrite"); - begin - if Overwrite (Source_Window, Destination_Window) = Curses_Err then - raise Curses_Exception; - end if; - end Overwrite; - - procedure Overlay - (Source_Window : in Window; - Destination_Window : in Window) - is - function Overlay (Src : Window; Dst : Window) return C_Int; - pragma Import (C, Overlay, "overlay"); - begin - if Overlay (Source_Window, Destination_Window) = Curses_Err then - raise Curses_Exception; - end if; - end Overlay; - ------------------------------------------------------------------------------- - procedure Insert_Delete_Lines - (Win : in Window := Standard_Window; - Lines : in Integer := 1) -- default is to insert one line above - is - function Winsdelln (W : Window; N : C_Int) return C_Int; - pragma Import (C, Winsdelln, "winsdelln"); - begin - if Winsdelln (Win, C_Int (Lines)) = Curses_Err then - raise Curses_Exception; - end if; - end Insert_Delete_Lines; - - procedure Delete_Line (Win : in Window := Standard_Window) - is - begin - Insert_Delete_Lines (Win, -1); - end Delete_Line; - - procedure Insert_Line (Win : in Window := Standard_Window) - is - begin - Insert_Delete_Lines (Win, 1); - end Insert_Line; ------------------------------------------------------------------------------- - - - procedure Get_Size - (Win : in Window := Standard_Window; - Number_Of_Lines : out Line_Count; - Number_Of_Columns : out Column_Count) - is - -- Please note: in ncurses they are one off. - -- This might be different in other implementations of curses - Y : C_Int := C_Int (W_Get_Short (Win, Offset_maxy)) + C_Int (Offset_XY); - X : C_Int := C_Int (W_Get_Short (Win, Offset_maxx)) + C_Int (Offset_XY); - begin - Number_Of_Lines := Line_Count (Y); - Number_Of_Columns := Column_Count (X); - end Get_Size; - - procedure Get_Window_Position - (Win : in Window := Standard_Window; - Top_Left_Line : out Line_Position; - Top_Left_Column : out Column_Position) - is - Y : C_Short := W_Get_Short (Win, Offset_begy); - X : C_Short := W_Get_Short (Win, Offset_begx); - begin - Top_Left_Line := Line_Position (Y); - Top_Left_Column := Column_Position (X); - end Get_Window_Position; - - procedure Get_Cursor_Position - (Win : in Window := Standard_Window; - Line : out Line_Position; - Column : out Column_Position) - is - Y : C_Short := W_Get_Short (Win, Offset_cury); - X : C_Short := W_Get_Short (Win, Offset_curx); - begin - Line := Line_Position (Y); - Column := Column_Position (X); - end Get_Cursor_Position; - - procedure Get_Origin_Relative_To_Parent - (Win : in Window; - Top_Left_Line : out Line_Position; - Top_Left_Column : out Column_Position; - Is_Not_A_Subwindow : out Boolean) - is - Y : C_Int := W_Get_Int (Win, Offset_pary); - X : C_Int := W_Get_Int (Win, Offset_parx); - begin - if Y = -1 then - Top_Left_Line := Line_Position'Last; - Top_Left_Column := Column_Position'Last; - Is_Not_A_Subwindow := True; - else - Top_Left_Line := Line_Position (Y); - Top_Left_Column := Column_Position (X); - Is_Not_A_Subwindow := False; - end if; - end Get_Origin_Relative_To_Parent; ------------------------------------------------------------------------------- - function New_Pad (Lines : Line_Count; - Columns : Column_Count) return Window - is - function Newpad (Lines : C_Int; Columns : C_Int) return Window; - pragma Import (C, Newpad, "newpad"); - - W : Window; - begin - W := Newpad (C_Int (Lines), C_Int (Columns)); - if W = Null_Window then - raise Curses_Exception; - end if; - return W; - end New_Pad; - - function Sub_Pad - (Pad : Window; - Number_Of_Lines : Line_Count; - Number_Of_Columns : Column_Count; - First_Line_Position : Line_Position; - First_Column_Position : Column_Position) return Window - is - function Subpad - (Pad : Window; - Number_Of_Lines : C_Int; - Number_Of_Columns : C_Int; - First_Line_Position : C_Int; - First_Column_Position : C_Int) return Window; - pragma Import (C, Subpad, "subpad"); - - W : Window; - begin - W := Subpad (Pad, - C_Int (Number_Of_Lines), - C_Int (Number_Of_Columns), - C_Int (First_Line_Position), - C_Int (First_Column_Position)); - if W = Null_Window then - raise Curses_Exception; - end if; - return W; - end Sub_Pad; - - procedure Refresh - (Pad : in Window; - Source_Top_Row : in Line_Position; - Source_Left_Column : in Column_Position; - Destination_Top_Row : in Line_Position; - Destination_Left_Column : in Column_Position; - Destination_Bottom_Row : in Line_Position; - Destination_Right_Column : in Column_Position) - is - function Prefresh - (Pad : Window; - Source_Top_Row : C_Int; - Source_Left_Column : C_Int; - Destination_Top_Row : C_Int; - Destination_Left_Column : C_Int; - Destination_Bottom_Row : C_Int; - Destination_Right_Column : C_Int) return C_Int; - pragma Import (C, Prefresh, "prefresh"); - begin - if Prefresh (Pad, - C_Int (Source_Top_Row), - C_Int (Source_Left_Column), - C_Int (Destination_Top_Row), - C_Int (Destination_Left_Column), - C_Int (Destination_Bottom_Row), - C_Int (Destination_Right_Column)) = Curses_Err then - raise Curses_Exception; - end if; - end Refresh; - - procedure Refresh_Without_Update - (Pad : in Window; - Source_Top_Row : in Line_Position; - Source_Left_Column : in Column_Position; - Destination_Top_Row : in Line_Position; - Destination_Left_Column : in Column_Position; - Destination_Bottom_Row : in Line_Position; - Destination_Right_Column : in Column_Position) - is - function Pnoutrefresh - (Pad : Window; - Source_Top_Row : C_Int; - Source_Left_Column : C_Int; - Destination_Top_Row : C_Int; - Destination_Left_Column : C_Int; - Destination_Bottom_Row : C_Int; - Destination_Right_Column : C_Int) return C_Int; - pragma Import (C, Pnoutrefresh, "pnoutrefresh"); - begin - if Pnoutrefresh (Pad, - C_Int (Source_Top_Row), - C_Int (Source_Left_Column), - C_Int (Destination_Top_Row), - C_Int (Destination_Left_Column), - C_Int (Destination_Bottom_Row), - C_Int (Destination_Right_Column)) = Curses_Err then - raise Curses_Exception; - end if; - end Refresh_Without_Update; - - procedure Add_Character_To_Pad_And_Echo_It - (Pad : in Window; - Ch : in Attributed_Character) - is - function Pechochar (Pad : Window; Ch : C_Chtype) - return C_Int; - pragma Import (C, Pechochar, "pechochar"); - begin - if Pechochar (Pad, AttrChar_To_Chtype (Ch)) = Curses_Err then - raise Curses_Exception; - end if; - end Add_Character_To_Pad_And_Echo_It; - - procedure Add_Character_To_Pad_And_Echo_It - (Pad : in Window; - Ch : in Character) - is - begin - Add_Character_To_Pad_And_Echo_It - (Pad, - Attributed_Character'(Ch => Ch, - Color => Color_Pair'First, - Attr => Normal_Video)); - end Add_Character_To_Pad_And_Echo_It; ------------------------------------------------------------------------------- - procedure Scroll (Win : in Window := Standard_Window; - Amount : in Integer := 1) - is - function Wscrl (Win : Window; N : C_Int) return C_Int; - pragma Import (C, Wscrl, "wscrl"); - - begin - if Wscrl (Win, C_Int (Amount)) = Curses_Err then - raise Curses_Exception; - end if; - end Scroll; - ------------------------------------------------------------------------------- - procedure Delete_Character (Win : in Window := Standard_Window) - is - function Wdelch (Win : Window) return C_Int; - pragma Import (C, Wdelch, "wdelch"); - begin - if Wdelch (Win) = Curses_Err then - raise Curses_Exception; - end if; - end Delete_Character; - - procedure Delete_Character - (Win : in Window := Standard_Window; - Line : in Line_Position; - Column : in Column_Position) - is - function Mvwdelch (Win : Window; - Lin : C_Int; - Col : C_Int) return C_Int; - pragma Import (C, Mvwdelch, "mvwdelch"); - begin - if Mvwdelch (Win, C_Int (Line), C_Int (Column)) = Curses_Err then - raise Curses_Exception; - end if; - end Delete_Character; ------------------------------------------------------------------------------- - function Peek (Win : Window := Standard_Window) - return Attributed_Character - is - function Winch (Win : Window) return C_Chtype; - pragma Import (C, Winch, "winch"); - begin - return Chtype_To_AttrChar (Winch (Win)); - end Peek; - - function Peek - (Win : Window := Standard_Window; - Line : Line_Position; - Column : Column_Position) return Attributed_Character - is - function Mvwinch (Win : Window; - Lin : C_Int; - Col : C_Int) return C_Chtype; - pragma Import (C, Mvwinch, "mvwinch"); - begin - return Chtype_To_AttrChar (Mvwinch (Win, C_Int (Line), C_Int (Column))); - end Peek; ------------------------------------------------------------------------------- - procedure Insert (Win : in Window := Standard_Window; - Ch : in Attributed_Character) - is - function Winsch (Win : Window; Ch : C_Chtype) return C_Int; - pragma Import (C, Winsch, "winsch"); - begin - if Winsch (Win, AttrChar_To_Chtype (Ch)) = Curses_Err then - raise Curses_Exception; - end if; - end Insert; - - procedure Insert - (Win : in Window := Standard_Window; - Line : in Line_Position; - Column : in Column_Position; - Ch : in Attributed_Character) - is - function Mvwinsch (Win : Window; - Lin : C_Int; - Col : C_Int; - Ch : C_Chtype) return C_Int; - pragma Import (C, Mvwinsch, "mvwinsch"); - begin - if Mvwinsch (Win, - C_Int (Line), - C_Int (Column), - AttrChar_To_Chtype (Ch)) = Curses_Err then - raise Curses_Exception; - end if; - end Insert; ------------------------------------------------------------------------------- - procedure Insert (Win : in Window := Standard_Window; - Str : in String; - Len : in Integer := -1) - is - function Winsnstr (Win : Window; - Str : char_array; - Len : Integer := -1) return C_Int; - pragma Import (C, Winsnstr, "winsnstr"); - - Txt : char_array (0 .. Str'Length); - Length : size_t; - begin - To_C (Str, Txt, Length); - if Winsnstr (Win, Txt, Len) = Curses_Err then - raise Curses_Exception; - end if; - end Insert; - - procedure Insert - (Win : in Window := Standard_Window; - Line : in Line_Position; - Column : in Column_Position; - Str : in String; - Len : in Integer := -1) - is - function Mvwinsnstr (Win : Window; - Line : C_Int; - Column : C_Int; - Str : char_array; - Len : C_Int) return C_Int; - pragma Import (C, Mvwinsnstr, "mvwinsnstr"); - - Txt : char_array (0 .. Str'Length); - Length : size_t; - begin - To_C (Str, Txt, Length); - if Mvwinsnstr (Win, C_Int (Line), C_Int (Column), Txt, C_Int (Len)) - = Curses_Err then - raise Curses_Exception; - end if; - end Insert; ------------------------------------------------------------------------------- - procedure Peek (Win : in Window := Standard_Window; - Str : out String; - Len : in Integer := -1) - is - function Winnstr (Win : Window; - Str : char_array; - Len : C_Int) return C_Int; - pragma Import (C, Winnstr, "winnstr"); - - N : Integer := Len; - Txt : char_array (0 .. Str'Length); - Cnt : Natural; - begin - if N < 0 then - N := Str'Length; - end if; - if N > Str'Length then - raise Constraint_Error; - end if; - Txt (0) := Interfaces.C.char'First; - if Winnstr (Win, Txt, C_Int (N)) = Curses_Err then - raise Curses_Exception; - end if; - To_Ada (Txt, Str, Cnt, True); - if Cnt < Str'Length then - Str ((Str'First + Cnt) .. Str'Last) := (others => ' '); - end if; - end Peek; - - procedure Peek - (Win : in Window := Standard_Window; - Line : in Line_Position; - Column : in Column_Position; - Str : out String; - Len : in Integer := -1) - is - begin - Move_Cursor (Win, Line, Column); - Peek (Win, Str, Len); - end Peek; ------------------------------------------------------------------------------- - procedure Peek - (Win : in Window := Standard_Window; - Str : out Attributed_String; - Len : in Integer := -1) - is - function Winchnstr (Win : Window; - Str : chtype_array; -- out - Len : C_Int) return C_Int; - pragma Import (C, Winchnstr, "winchnstr"); - - N : Integer := Len; - Txt : chtype_array (0 .. Str'Length) := (0 => Default_Character); - Cnt : Natural := 0; - begin - if N < 0 then - N := Str'Length; - end if; - if N > Str'Length then - raise Constraint_Error; - end if; - if Winchnstr (Win, Txt, C_Int (N)) = Curses_Err then - raise Curses_Exception; - end if; - for To in Str'Range loop - exit when Txt (size_t (Cnt)) = Default_Character; - Str (To) := Txt (size_t (Cnt)); - Cnt := Cnt + 1; - end loop; - if Cnt < Str'Length then - Str ((Str'First + Cnt) .. Str'Last) := - (others => (Ch => ' ', - Color => Color_Pair'First, - Attr => Normal_Video)); - end if; - end Peek; - - procedure Peek - (Win : in Window := Standard_Window; - Line : in Line_Position; - Column : in Column_Position; - Str : out Attributed_String; - Len : in Integer := -1) - is - begin - Move_Cursor (Win, Line, Column); - Peek (Win, Str, Len); - end Peek; ------------------------------------------------------------------------------- - procedure Get (Win : in Window := Standard_Window; - Str : out String; - Len : in Integer := -1) - is - function Wgetnstr (Win : Window; - Str : char_array; - Len : C_Int) return C_Int; - pragma Import (C, Wgetnstr, "wgetnstr"); - - N : Integer := Len; - Txt : char_array (0 .. Str'Length); - Cnt : Natural; - begin - if N < 0 then - N := Str'Length; - end if; - if N > Str'Length then - raise Constraint_Error; - end if; - Txt (0) := Interfaces.C.char'First; - if Wgetnstr (Win, Txt, C_Int (N)) = Curses_Err then - raise Curses_Exception; - end if; - To_Ada (Txt, Str, Cnt, True); - if Cnt < Str'Length then - Str ((Str'First + Cnt) .. Str'Last) := (others => ' '); - end if; - end Get; - - procedure Get - (Win : in Window := Standard_Window; - Line : in Line_Position; - Column : in Column_Position; - Str : out String; - Len : in Integer := -1) - is - begin - Move_Cursor (Win, Line, Column); - Get (Win, Str, Len); - end Get; ------------------------------------------------------------------------------- - procedure Init_Soft_Label_Keys - (Format : in Soft_Label_Key_Format := Three_Two_Three) - is - function Slk_Init (Fmt : C_Int) return C_Int; - pragma Import (C, Slk_Init, "slk_init"); - begin - if Slk_Init (Soft_Label_Key_Format'Pos (Format)) = Curses_Err then - raise Curses_Exception; - end if; - end Init_Soft_Label_Keys; - - procedure Set_Soft_Label_Key (Label : in Label_Number; - Text : in String; - Fmt : in Label_Justification := Left) - is - function Slk_Set (Label : C_Int; - Txt : char_array; - Fmt : C_Int) return C_Int; - pragma Import (C, Slk_Set, "slk_set"); - - Txt : char_array (0 .. Text'Length); - Len : size_t; - begin - To_C (Text, Txt, Len); - if Slk_Set (C_Int (Label), Txt, - C_Int (Label_Justification'Pos (Fmt))) = Curses_Err then - raise Curses_Exception; - end if; - end Set_Soft_Label_Key; - - procedure Refresh_Soft_Label_Keys - is - function Slk_Refresh return C_Int; - pragma Import (C, Slk_Refresh, "slk_refresh"); - begin - if Slk_Refresh = Curses_Err then - raise Curses_Exception; - end if; - end Refresh_Soft_Label_Keys; - - procedure Refresh_Soft_Label_Keys_Without_Update - is - function Slk_Noutrefresh return C_Int; - pragma Import (C, Slk_Noutrefresh, "slk_noutrefresh"); - begin - if Slk_Noutrefresh = Curses_Err then - raise Curses_Exception; - end if; - end Refresh_Soft_Label_Keys_Without_Update; - - procedure Get_Soft_Label_Key (Label : in Label_Number; - Text : out String) - is - function Slk_Label (Label : C_Int) return chars_ptr; - pragma Import (C, Slk_Label, "slk_label"); - begin - Fill_String (Slk_Label (C_Int (Label)), Text); - end Get_Soft_Label_Key; - - function Get_Soft_Label_Key (Label : in Label_Number) return String - is - function Slk_Label (Label : C_Int) return chars_ptr; - pragma Import (C, Slk_Label, "slk_label"); - begin - return Fill_String (Slk_Label (C_Int (Label))); - end Get_Soft_Label_Key; - - procedure Clear_Soft_Label_Keys - is - function Slk_Clear return C_Int; - pragma Import (C, Slk_Clear, "slk_clear"); - begin - if Slk_Clear = Curses_Err then - raise Curses_Exception; - end if; - end Clear_Soft_Label_Keys; - - procedure Restore_Soft_Label_Keys - is - function Slk_Restore return C_Int; - pragma Import (C, Slk_Restore, "slk_restore"); - begin - if Slk_Restore = Curses_Err then - raise Curses_Exception; - end if; - end Restore_Soft_Label_Keys; - - procedure Touch_Soft_Label_Keys - is - function Slk_Touch return C_Int; - pragma Import (C, Slk_Touch, "slk_touch"); - begin - if Slk_Touch = Curses_Err then - raise Curses_Exception; - end if; - end Touch_Soft_Label_Keys; - - procedure Switch_Soft_Label_Key_Attributes - (Attr : in Character_Attribute_Set; - On : in Boolean := True) - is - function Slk_Attron (Ch : C_Chtype) return C_Int; - pragma Import (C, Slk_Attron, "slk_attron"); - function Slk_Attroff (Ch : C_Chtype) return C_Int; - pragma Import (C, Slk_Attroff, "slk_attroff"); - - Err : C_Int; - Ch : constant Attributed_Character := (Ch => Character'First, - Attr => Attr, - Color => Color_Pair'First); - begin - if On then - Err := Slk_Attron (AttrChar_To_Chtype (Ch)); - else - Err := Slk_Attroff (AttrChar_To_Chtype (Ch)); - end if; - if Err = Curses_Err then - raise Curses_Exception; - end if; - end Switch_Soft_Label_Key_Attributes; - - procedure Set_Soft_Label_Key_Attributes - (Attr : in Character_Attribute_Set := Normal_Video; - Color : in Color_Pair := Color_Pair'First) - is - function Slk_Attrset (Ch : C_Chtype) return C_Int; - pragma Import (C, Slk_Attrset, "slk_attrset"); - - Ch : constant Attributed_Character := (Ch => Character'First, - Attr => Attr, - Color => Color); - begin - if Slk_Attrset (AttrChar_To_Chtype (Ch)) = Curses_Err then - raise Curses_Exception; - end if; - end Set_Soft_Label_Key_Attributes; - - function Get_Soft_Label_Key_Attributes return Character_Attribute_Set - is - function Slk_Attr return C_Chtype; - pragma Import (C, Slk_Attr, "slk_attr"); - - Attr : constant C_Chtype := Slk_Attr; - begin - return Chtype_To_AttrChar (Attr).Attr; - end Get_Soft_Label_Key_Attributes; - - function Get_Soft_Label_Key_Attributes return Color_Pair - is - function Slk_Attr return C_Chtype; - pragma Import (C, Slk_Attr, "slk_attr"); - - Attr : constant C_Chtype := Slk_Attr; - begin - return Chtype_To_AttrChar (Attr).Color; - end Get_Soft_Label_Key_Attributes; - - procedure Set_Soft_Label_Key_Color (Pair : in Color_Pair) - is - function Slk_Color (Color : in C_Short) return C_Int; - pragma Import (C, Slk_Color, "slk_color"); - begin - if Slk_Color (C_Short (Pair)) = Curses_Err then - raise Curses_Exception; - end if; - end Set_Soft_Label_Key_Color; - ------------------------------------------------------------------------------- - procedure Enable_Key (Key : in Special_Key_Code; - Enable : in Boolean := True) - is - function Keyok (Keycode : C_Int; - On_Off : Curses_Bool) return C_Int; - pragma Import (C, Keyok, "keyok"); - begin - if Keyok (C_Int (Key), Curses_Bool (Boolean'Pos (Enable))) - = Curses_Err then - raise Curses_Exception; - end if; - end Enable_Key; ------------------------------------------------------------------------------- - procedure Define_Key (Definition : in String; - Key : in Special_Key_Code) - is - function Defkey (Def : char_array; - Key : C_Int) return C_Int; - pragma Import (C, Defkey, "define_key"); - - Txt : char_array (0 .. Definition'Length); - Length : size_t; - begin - To_C (Definition, Txt, Length); - if Defkey (Txt, C_Int (Key)) = Curses_Err then - raise Curses_Exception; - end if; - end Define_Key; ------------------------------------------------------------------------------- - procedure Un_Control (Ch : in Attributed_Character; - Str : out String) - is - function Unctrl (Ch : C_Chtype) return chars_ptr; - pragma Import (C, Unctrl, "unctrl"); - begin - Fill_String (Unctrl (AttrChar_To_Chtype (Ch)), Str); - end Un_Control; - - function Un_Control (Ch : in Attributed_Character) return String - is - function Unctrl (Ch : C_Chtype) return chars_ptr; - pragma Import (C, Unctrl, "unctrl"); - begin - return Fill_String (Unctrl (AttrChar_To_Chtype (Ch))); - end Un_Control; - - procedure Delay_Output (Msecs : in Natural) - is - function Delayoutput (Msecs : C_Int) return C_Int; - pragma Import (C, Delayoutput, "delay_output"); - begin - if Delayoutput (C_Int (Msecs)) = Curses_Err then - raise Curses_Exception; - end if; - end Delay_Output; - - procedure Flush_Input - is - function Flushinp return C_Int; - pragma Import (C, Flushinp, "flushinp"); - begin - if Flushinp = Curses_Err then -- docu says that never happens, but... - raise Curses_Exception; - end if; - end Flush_Input; ------------------------------------------------------------------------------- - function Baudrate return Natural - is - function Baud return C_Int; - pragma Import (C, Baud, "baudrate"); - begin - return Natural (Baud); - end Baudrate; - - function Erase_Character return Character - is - function Erasechar return C_Int; - pragma Import (C, Erasechar, "erasechar"); - begin - return Character'Val (Erasechar); - end Erase_Character; - - function Kill_Character return Character - is - function Killchar return C_Int; - pragma Import (C, Killchar, "killchar"); - begin - return Character'Val (Killchar); - end Kill_Character; - - function Has_Insert_Character return Boolean - is - function Has_Ic return Curses_Bool; - pragma Import (C, Has_Ic, "has_ic"); - begin - if Has_Ic = Curses_Bool_False then - return False; - else - return True; - end if; - end Has_Insert_Character; - - function Has_Insert_Line return Boolean - is - function Has_Il return Curses_Bool; - pragma Import (C, Has_Il, "has_il"); - begin - if Has_Il = Curses_Bool_False then - return False; - else - return True; - end if; - end Has_Insert_Line; - - function Supported_Attributes return Character_Attribute_Set - is - function Termattrs return C_Chtype; - pragma Import (C, Termattrs, "termattrs"); - - Ch : constant Attributed_Character := Chtype_To_AttrChar (Termattrs); - begin - return Ch.Attr; - end Supported_Attributes; - - procedure Long_Name (Name : out String) - is - function Longname return chars_ptr; - pragma Import (C, Longname, "longname"); - begin - Fill_String (Longname, Name); - end Long_Name; - - function Long_Name return String - is - function Longname return chars_ptr; - pragma Import (C, Longname, "longname"); - begin - return Fill_String (Longname); - end Long_Name; - - procedure Terminal_Name (Name : out String) - is - function Termname return chars_ptr; - pragma Import (C, Termname, "termname"); - begin - Fill_String (Termname, Name); - end Terminal_Name; - - function Terminal_Name return String - is - function Termname return chars_ptr; - pragma Import (C, Termname, "termname"); - begin - return Fill_String (Termname); - end Terminal_Name; ------------------------------------------------------------------------------- - procedure Init_Pair (Pair : in Redefinable_Color_Pair; - Fore : in Color_Number; - Back : in Color_Number) - is - function Initpair (Pair : C_Short; - Fore : C_Short; - Back : C_Short) return C_Int; - pragma Import (C, Initpair, "init_pair"); - begin - if Integer (Pair) >= Number_Of_Color_Pairs then - raise Constraint_Error; - end if; - if Integer (Fore) >= Number_Of_Colors or else - Integer (Back) >= Number_Of_Colors then raise Constraint_Error; - end if; - if Initpair (C_Short (Pair), C_Short (Fore), C_Short (Back)) - = Curses_Err then - raise Curses_Exception; - end if; - end Init_Pair; - - procedure Pair_Content (Pair : in Color_Pair; - Fore : out Color_Number; - Back : out Color_Number) - is - type C_Short_Access is access all C_Short; - function Paircontent (Pair : C_Short; - Fp : C_Short_Access; - Bp : C_Short_Access) return C_Int; - pragma Import (C, Paircontent, "pair_content"); - - F, B : aliased C_Short; - begin - if Paircontent (C_Short (Pair), F'Access, B'Access) = Curses_Err then - raise Curses_Exception; - else - Fore := Color_Number (F); - Back := Color_Number (B); - end if; - end Pair_Content; - - function Has_Colors return Boolean - is - function Hascolors return Curses_Bool; - pragma Import (C, Hascolors, "has_colors"); - begin - if Hascolors = Curses_Bool_False then - return False; - else - return True; - end if; - end Has_Colors; - - procedure Init_Color (Color : in Color_Number; - Red : in RGB_Value; - Green : in RGB_Value; - Blue : in RGB_Value) - is - function Initcolor (Col : C_Short; - Red : C_Short; - Green : C_Short; - Blue : C_Short) return C_Int; - pragma Import (C, Initcolor, "init_color"); - begin - if Initcolor (C_Short (Color), C_Short (Red), C_Short (Green), - C_Short (Blue)) = Curses_Err then - raise Curses_Exception; - end if; - end Init_Color; - - function Can_Change_Color return Boolean - is - function Canchangecolor return Curses_Bool; - pragma Import (C, Canchangecolor, "can_change_color"); - begin - if Canchangecolor = Curses_Bool_False then - return False; - else - return True; - end if; - end Can_Change_Color; - - procedure Color_Content (Color : in Color_Number; - Red : out RGB_Value; - Green : out RGB_Value; - Blue : out RGB_Value) - is - type C_Short_Access is access all C_Short; - - function Colorcontent (Color : C_Short; R, G, B : C_Short_Access) - return C_Int; - pragma Import (C, Colorcontent, "color_content"); - - R, G, B : aliased C_Short; - begin - if Colorcontent (C_Short (Color), R'Access, G'Access, B'Access) = - Curses_Err then - raise Curses_Exception; - else - Red := RGB_Value (R); - Green := RGB_Value (G); - Blue := RGB_Value (B); - end if; - end Color_Content; - ------------------------------------------------------------------------------- - procedure Save_Curses_Mode (Mode : in Curses_Mode) - is - function Def_Prog_Mode return C_Int; - pragma Import (C, Def_Prog_Mode, "def_prog_mode"); - function Def_Shell_Mode return C_Int; - pragma Import (C, Def_Shell_Mode, "def_shell_mode"); - - Err : C_Int; - begin - case Mode is - when Curses => Err := Def_Prog_Mode; - when Shell => Err := Def_Shell_Mode; - end case; - if Err = Curses_Err then - raise Curses_Exception; - end if; - end Save_Curses_Mode; - - procedure Reset_Curses_Mode (Mode : in Curses_Mode) - is - function Reset_Prog_Mode return C_Int; - pragma Import (C, Reset_Prog_Mode, "reset_prog_mode"); - function Reset_Shell_Mode return C_Int; - pragma Import (C, Reset_Shell_Mode, "reset_shell_mode"); - - Err : C_Int; - begin - case Mode is - when Curses => Err := Reset_Prog_Mode; - when Shell => Err := Reset_Shell_Mode; - end case; - if Err = Curses_Err then - raise Curses_Exception; - end if; - end Reset_Curses_Mode; - - procedure Save_Terminal_State - is - function Savetty return C_Int; - pragma Import (C, Savetty, "savetty"); - begin - if Savetty = Curses_Err then - raise Curses_Exception; - end if; - end Save_Terminal_State; - - procedure Reset_Terminal_State - is - function Resetty return C_Int; - pragma Import (C, Resetty, "resetty"); - begin - if Resetty = Curses_Err then - raise Curses_Exception; - end if; - end Reset_Terminal_State; - - procedure Rip_Off_Lines (Lines : in Integer; - Proc : in Stdscr_Init_Proc) - is - function Ripoffline (Lines : C_Int; - Proc : Stdscr_Init_Proc) return C_Int; - pragma Import (C, Ripoffline, "_nc_ripoffline"); - begin - if Ripoffline (C_Int (Lines), Proc) = Curses_Err then - raise Curses_Exception; - end if; - end Rip_Off_Lines; - - procedure Set_Cursor_Visibility (Visibility : in out Cursor_Visibility) - is - function Curs_Set (Curs : C_Int) return C_Int; - pragma Import (C, Curs_Set, "curs_set"); - - Res : C_Int; - begin - Res := Curs_Set (Cursor_Visibility'Pos (Visibility)); - if Res /= Curses_Err then - Visibility := Cursor_Visibility'Val (Res); - end if; - end Set_Cursor_Visibility; - - procedure Nap_Milli_Seconds (Ms : in Natural) - is - function Napms (Ms : C_Int) return C_Int; - pragma Import (C, Napms, "napms"); - begin - if Napms (C_Int (Ms)) = Curses_Err then - raise Curses_Exception; - end if; - end Nap_Milli_Seconds; ------------------------------------------------------------------------------- - - function Standard_Window return Window - is - Stdscr : Window; - pragma Import (C, Stdscr, "stdscr"); - begin - return Stdscr; - end Standard_Window; - - function Lines return Line_Count - is - C_Lines : C_Int; - pragma Import (C, C_Lines, "LINES"); - begin - return Line_Count (C_Lines); - end Lines; - - function Columns return Column_Count - is - C_Columns : C_Int; - pragma Import (C, C_Columns, "COLS"); - begin - return Column_Count (C_Columns); - end Columns; - - function Tab_Size return Natural - is - C_Tab_Size : C_Int; - pragma Import (C, C_Tab_Size, "TABSIZE"); - begin - return Natural (C_Tab_Size); - end Tab_Size; - - function Number_Of_Colors return Natural - is - C_Number_Of_Colors : C_Int; - pragma Import (C, C_Number_Of_Colors, "COLORS"); - begin - return Natural (C_Number_Of_Colors); - end Number_Of_Colors; - - function Number_Of_Color_Pairs return Natural - is - C_Number_Of_Color_Pairs : C_Int; - pragma Import (C, C_Number_Of_Color_Pairs, "COLOR_PAIRS"); - begin - return Natural (C_Number_Of_Color_Pairs); - end Number_Of_Color_Pairs; ------------------------------------------------------------------------------- - procedure Transform_Coordinates - (W : in Window := Standard_Window; - Line : in out Line_Position; - Column : in out Column_Position; - Dir : in Transform_Direction := From_Screen) - is - type Int_Access is access all C_Int; - function Transform (W : Window; - Y, X : Int_Access; - Dir : Curses_Bool) return C_Int; - pragma Import (C, Transform, "wmouse_trafo"); - - X : aliased C_Int := C_Int (Column); - Y : aliased C_Int := C_Int (Line); - D : Curses_Bool := Curses_Bool_False; - R : C_Int; - begin - if Dir = To_Screen then - D := 1; - end if; - R := Transform (W, Y'Access, X'Access, D); - if R = Curses_False then - raise Curses_Exception; - else - Line := Line_Position (Y); - Column := Column_Position (X); - end if; - end Transform_Coordinates; ------------------------------------------------------------------------------- - procedure Use_Default_Colors is - function C_Use_Default_Colors return C_Int; - pragma Import (C, C_Use_Default_Colors, "use_default_colors"); - Err : constant C_Int := C_Use_Default_Colors; - begin - if Err = Curses_Err then - raise Curses_Exception; - end if; - end Use_Default_Colors; - - procedure Assume_Default_Colors (Fore : Color_Number := Default_Color; - Back : Color_Number := Default_Color) - is - function C_Assume_Default_Colors (Fore : C_Int; - Back : C_Int) return C_Int; - pragma Import (C, C_Assume_Default_Colors, "assume_default_colors"); - - Err : constant C_Int := C_Assume_Default_Colors (C_Int (Fore), - C_Int (Black)); - begin - if Err = Curses_Err then - raise Curses_Exception; - end if; - end Assume_Default_Colors; ------------------------------------------------------------------------------- - function Curses_Version return String - is - function curses_versionC return chars_ptr; - pragma Import (C, curses_versionC, "curses_version"); - Result : constant chars_ptr := curses_versionC; - begin - return Fill_String (Result); - end Curses_Version; ------------------------------------------------------------------------------- - function Use_Extended_Names (Enable : Boolean) return Boolean - is - function use_extended_namesC (e : Curses_Bool) return C_Int; - pragma Import (C, use_extended_namesC, "use_extended_names"); - - Res : constant C_Int := - use_extended_namesC (Curses_Bool (Boolean'Pos (Enable))); - begin - if Res = C_Int (Curses_Bool_False) then - return False; - else - return True; - end if; - end Use_Extended_Names; ------------------------------------------------------------------------------- - procedure Screen_Dump_To_File (Filename : in String) - is - function scr_dump (f : char_array) return C_Int; - pragma Import (C, scr_dump, "scr_dump"); - Txt : char_array (0 .. Filename'Length); - Length : size_t; - begin - To_C (Filename, Txt, Length); - if Curses_Err = scr_dump (Txt) then - raise Curses_Exception; - end if; - end Screen_Dump_To_File; - - procedure Screen_Restore_From_File (Filename : in String) - is - function scr_restore (f : char_array) return C_Int; - pragma Import (C, scr_restore, "scr_restore"); - Txt : char_array (0 .. Filename'Length); - Length : size_t; - begin - To_C (Filename, Txt, Length); - if Curses_Err = scr_restore (Txt) then - raise Curses_Exception; - end if; - end Screen_Restore_From_File; - - procedure Screen_Init_From_File (Filename : in String) - is - function scr_init (f : char_array) return C_Int; - pragma Import (C, scr_init, "scr_init"); - Txt : char_array (0 .. Filename'Length); - Length : size_t; - begin - To_C (Filename, Txt, Length); - if Curses_Err = scr_init (Txt) then - raise Curses_Exception; - end if; - end Screen_Init_From_File; - - procedure Screen_Set_File (Filename : in String) - is - function scr_set (f : char_array) return C_Int; - pragma Import (C, scr_set, "scr_set"); - Txt : char_array (0 .. Filename'Length); - Length : size_t; - begin - To_C (Filename, Txt, Length); - if Curses_Err = scr_set (Txt) then - raise Curses_Exception; - end if; - end Screen_Set_File; ------------------------------------------------------------------------------- - procedure Resize (Win : Window := Standard_Window; - Number_Of_Lines : Line_Count; - Number_Of_Columns : Column_Count) is - function wresize (win : Window; - lines : C_Int; - columns : C_Int) return C_Int; - pragma Import (C, wresize); - begin - if wresize (Win, - C_Int (Number_Of_Lines), - C_Int (Number_Of_Columns)) = Curses_Err then - raise Curses_Exception; - end if; - end Resize; ------------------------------------------------------------------------------- - -end Terminal_Interface.Curses; - |