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Diffstat (limited to 'ncurses-5.3/Ada95/src/terminal_interface-curses-text_io-aux.adb')
| -rw-r--r-- | ncurses-5.3/Ada95/src/terminal_interface-curses-text_io-aux.adb | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/ncurses-5.3/Ada95/src/terminal_interface-curses-text_io-aux.adb b/ncurses-5.3/Ada95/src/terminal_interface-curses-text_io-aux.adb new file mode 100644 index 0000000..eddbc31 --- /dev/null +++ b/ncurses-5.3/Ada95/src/terminal_interface-curses-text_io-aux.adb @@ -0,0 +1,129 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT ncurses Binding -- +-- -- +-- Terminal_Interface.Curses.Text_IO.Aux -- +-- -- +-- 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 +------------------------------------------------------------------------------ +package body Terminal_Interface.Curses.Text_IO.Aux is + + procedure Put_Buf + (Win : in Window; + Buf : in String; + Width : in Field; + Signal : in Boolean := True; + Ljust : in Boolean := False) + is + L : Field; + Len : Field; + W : Field := Width; + LC : Line_Count; + CC : Column_Count; + Y : Line_Position; + X : Column_Position; + + procedure Output (From, To : Field); + + procedure Output (From, To : Field) + is + begin + if Len > 0 then + if W = 0 then + W := Len; + end if; + if Len > W then + -- LRM A10.6 (7) says this + W := Len; + end if; + + pragma Assert (Len <= W); + Get_Size (Win, LC, CC); + if Column_Count (Len) > CC then + if Signal then + raise Layout_Error; + else + return; + end if; + else + if Len < W and then not Ljust then + declare + Filler : constant String (1 .. (W - Len)) + := (others => ' '); + begin + Put (Win, Filler); + end; + end if; + Get_Cursor_Position (Win, Y, X); + if (X + Column_Position (Len)) > CC then + New_Line (Win); + end if; + Put (Win, Buf (From .. To)); + if Len < W and then Ljust then + declare + Filler : constant String (1 .. (W - Len)) + := (others => ' '); + begin + Put (Win, Filler); + end; + end if; + end if; + end if; + end Output; + + begin + pragma Assert (Win /= Null_Window); + if Ljust then + L := 1; + for I in 1 .. Buf'Length loop + exit when Buf (L) = ' '; + L := L + 1; + end loop; + Len := L - 1; + Output (1, Len); + else -- input buffer is not left justified + L := Buf'Length; + for I in 1 .. Buf'Length loop + exit when Buf (L) = ' '; + L := L - 1; + end loop; + Len := Buf'Length - L; + Output (L + 1, Buf'Length); + end if; + end Put_Buf; + +end Terminal_Interface.Curses.Text_IO.Aux; + |