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(*
Tux Commander - UError - Error system functions
Copyright (C) 2009 Tomas Bzatek <tbzatek@users.sourceforge.net>
Check for updates on tuxcmd.sourceforge.net
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*)
unit UError;
interface
uses glib2, gtk2, Classes, SysUtils, ULibc, GTKForms;
// Ported from gioerror.h
type GIOErrorEnum = (G_IO_ERROR_FAILED,
G_IO_ERROR_NOT_FOUND,
G_IO_ERROR_EXISTS,
G_IO_ERROR_IS_DIRECTORY,
G_IO_ERROR_NOT_DIRECTORY,
G_IO_ERROR_NOT_EMPTY,
G_IO_ERROR_NOT_REGULAR_FILE,
G_IO_ERROR_NOT_SYMBOLIC_LINK,
G_IO_ERROR_NOT_MOUNTABLE_FILE,
G_IO_ERROR_FILENAME_TOO_LONG,
G_IO_ERROR_INVALID_FILENAME,
G_IO_ERROR_TOO_MANY_LINKS,
G_IO_ERROR_NO_SPACE,
G_IO_ERROR_INVALID_ARGUMENT,
G_IO_ERROR_PERMISSION_DENIED,
G_IO_ERROR_NOT_SUPPORTED,
G_IO_ERROR_NOT_MOUNTED,
G_IO_ERROR_ALREADY_MOUNTED,
G_IO_ERROR_CLOSED,
G_IO_ERROR_CANCELLED,
G_IO_ERROR_PENDING,
G_IO_ERROR_READ_ONLY,
G_IO_ERROR_CANT_CREATE_BACKUP,
G_IO_ERROR_WRONG_ETAG,
G_IO_ERROR_TIMED_OUT,
G_IO_ERROR_WOULD_RECURSE,
G_IO_ERROR_BUSY,
G_IO_ERROR_WOULD_BLOCK,
G_IO_ERROR_HOST_NOT_FOUND,
G_IO_ERROR_WOULD_MERGE,
G_IO_ERROR_FAILED_HANDLED,
G_IO_ERROR_TOO_MANY_OPEN_FILES,
G_IO_ERROR_NOT_INITIALIZED,
G_IO_ERROR_ADDRESS_IN_USE,
G_IO_ERROR_PARTIAL_INPUT,
G_IO_ERROR_INVALID_DATA);
function g_io_error_quark: TGQuark;
function G_IO_ERROR: TGQuark;
function g_io_error_from_errno(err_no: gint): GIOErrorEnum;
procedure g_set_error_from_exception(Error: PPGError; E: Exception);
procedure ShowError(Parent: TCustomGTKForm; const Text: string; Error: PGError);
implementation
uses UCoreUtils, UGnome;
(********************************************************************************************************************************)
function g_io_error_quark: TGQuark;
begin
Result := g_quark_from_static_string('g-io-error-quark');
end;
function G_IO_ERROR: TGQuark;
begin
Result := g_io_error_quark;
end;
function g_io_error_from_errno(err_no: gint): GIOErrorEnum;
begin
case err_no of
EEXIST: Result := G_IO_ERROR_EXISTS;
EISDIR: Result := G_IO_ERROR_IS_DIRECTORY;
EACCES: Result := G_IO_ERROR_PERMISSION_DENIED;
ENAMETOOLONG: Result := G_IO_ERROR_FILENAME_TOO_LONG;
ENOENT: Result := G_IO_ERROR_NOT_FOUND;
ENOTDIR: Result := G_IO_ERROR_NOT_DIRECTORY;
EROFS: Result := G_IO_ERROR_READ_ONLY;
ELOOP: Result := G_IO_ERROR_TOO_MANY_LINKS;
ENOSPC: Result := G_IO_ERROR_NO_SPACE;
ENOMEM: Result := G_IO_ERROR_NO_SPACE;
EINVAL: Result := G_IO_ERROR_INVALID_ARGUMENT;
EPERM: Result := G_IO_ERROR_PERMISSION_DENIED;
ECANCELED: Result := G_IO_ERROR_CANCELLED;
ENOTEMPTY: Result := G_IO_ERROR_NOT_EMPTY;
ENOTSUP: Result := G_IO_ERROR_NOT_SUPPORTED;
ETIMEDOUT: Result := G_IO_ERROR_TIMED_OUT;
EBUSY: Result := G_IO_ERROR_BUSY;
EAGAIN: Result := G_IO_ERROR_WOULD_BLOCK;
EMFILE: Result := G_IO_ERROR_TOO_MANY_OPEN_FILES;
EADDRINUSE: Result := G_IO_ERROR_ADDRESS_IN_USE;
else Result := G_IO_ERROR_FAILED;
end;
end;
(********************************************************************************************************************************)
procedure g_set_error_from_exception(Error: PPGError; E: Exception);
begin
g_set_error(Error, G_IO_ERROR, integer(G_IO_ERROR_FAILED), 'Exception raised: %s', PChar(E.Message));
end;
(********************************************************************************************************************************)
procedure ShowError(Parent: TCustomGTKForm; const Text: string; Error: PGError);
var Dialog: PGtkWidget;
error_str: PChar;
begin
if Error <> nil then error_str := Error^.message
else error_str := '';
if @gtk_message_dialog_new_with_markup <> nil
then dialog := gtk_message_dialog_new_with_markup (PGtkWindow(Parent.FWidget), GTK_DIALOG_MODAL or GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_MESSAGE_ERROR, GTK_BUTTONS_OK,
'<span size="large" weight="ultrabold">%s</span>'#10#10'%s',
PChar(Text), error_str)
else dialog := gtk_message_dialog_new (PGtkWindow(Parent.FWidget), GTK_DIALOG_MODAL or GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_MESSAGE_ERROR, GTK_BUTTONS_OK,
'%s'#10#10'%s', PChar(Text), error_str);
gtk_window_set_title (PGtkWindow(dialog), '');
gtk_dialog_run (PGtkDialog(Dialog));
gtk_widget_destroy (PGtkWidget(Dialog));
end;
end.
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