kolibrios/programs/develop/cedit/SRC/OpenDlg.ob07

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(*
Copyright 2016, 2018, 2020-2023 Anton Krotov
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*)
MODULE OpenDlg;
IMPORT sys := SYSTEM;
CONST
topen* = 0;
tsave* = 1;
tdir* = 2;
libName = "proc_lib.obj";
TYPE
DRAW_WINDOW = PROCEDURE;
tFilterArea = POINTER TO RECORD
size: INTEGER;
filter: ARRAY 4096 OF CHAR
END;
TDialog = RECORD
_type*,
procinfo,
com_area_name,
com_area,
opendir_path,
dir_default_path,
start_path: INTEGER;
draw_window: DRAW_WINDOW;
status*,
openfile_path,
filename_area: INTEGER;
filter_area: tFilterArea;
X, Y: INTEGER;
procinf: ARRAY 1024 OF CHAR;
s_com_area_name: ARRAY 32 OF CHAR;
s_opendir_path,
s_dir_default_path,
FilePath*,
FileName*: ARRAY 4096 OF CHAR
END;
Dialog* = POINTER TO TDialog;
VAR
filter_area: tFilterArea;
PROCEDURE [stdcall, libName, ""] OpenDialog_init (od: Dialog); END;
PROCEDURE [stdcall, libName, ""] OpenDialog_start (od: Dialog); END;
PROCEDURE Show*(od: Dialog; Width, Height: INTEGER);
BEGIN
IF od # NIL THEN
od.X := Width;
od.Y := Height;
OpenDialog_start(od)
END
END Show;
PROCEDURE replace (VAR str: ARRAY OF CHAR; c1, c2: CHAR);
VAR
i: INTEGER;
BEGIN
i := LENGTH(str) - 1;
WHILE i >= 0 DO
IF str[i] = c1 THEN
str[i] := c2
END;
DEC(i)
END
END replace;
PROCEDURE SetFilter* (dlg: Dialog; filter: ARRAY OF CHAR);
VAR
n, i: INTEGER;
BEGIN
IF filter = "" THEN
dlg.filter_area := NIL
ELSE
dlg.filter_area := filter_area;
filter_area.filter := filter;
n := LENGTH(filter_area.filter);
FOR i := 0 TO 3 DO
filter_area.filter[n + i] := "|"
END;
filter_area.filter[n + 4] := 0X;
filter_area.size := LENGTH(filter_area.filter);
replace(filter_area.filter, "|", 0X)
END
END SetFilter;
PROCEDURE Create*(draw_window: DRAW_WINDOW; _type: INTEGER; def_path, filter: ARRAY OF CHAR): Dialog;
VAR res: Dialog;
BEGIN
NEW(res);
IF res # NIL THEN
NEW(filter_area);
IF filter_area # NIL THEN
res.filter_area := filter_area;
res.s_com_area_name := "FFFFFFFF_open_dialog";
res.com_area := 0;
res._type := _type;
res.draw_window := draw_window;
COPY(def_path, res.s_dir_default_path);
SetFilter(res, filter);
res.X := 0;
res.Y := 0;
res.s_opendir_path := res.s_dir_default_path;
res.FilePath := "";
res.FileName := "";
res.status := 0;
res.procinfo := sys.ADR(res.procinf[0]);
res.com_area_name := sys.ADR(res.s_com_area_name[0]);
res.start_path := sys.SADR("/sys/File managers/opendial");
res.opendir_path := sys.ADR(res.s_opendir_path[0]);
res.dir_default_path := sys.ADR(res.s_dir_default_path[0]);
res.openfile_path := sys.ADR(res.FilePath[0]);
res.filename_area := sys.ADR(res.FileName[0]);
OpenDialog_init(res)
ELSE
DISPOSE(res)
END
END
RETURN res
END Create;
PROCEDURE Destroy*(VAR od: Dialog);
BEGIN
IF od # NIL THEN
DISPOSE(od.filter_area);
DISPOSE(od)
END
END Destroy;
END OpenDlg.