RetroZilla/toolkit/mozapps/installer/unix/wizard/nsXIContext.cpp

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Communicator client code, released
* March 31, 1998.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Samir Gehani <sgehani@netscape.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsXIContext.h"
#define __EOT__ "EndOfTable"
nsXIContext::nsXIContext()
{
me = NULL;
ldlg = NULL;
wdlg = NULL;
sdlg = NULL;
cdlg = NULL;
idlg = NULL;
opt = new nsXIOptions();
window = NULL;
back = NULL;
next = NULL;
cancel = NULL;
nextLabel = NULL;
backLabel = NULL;
acceptLabel = NULL;
declineLabel = NULL;
installLabel = NULL;
logo = NULL;
notebook = NULL;
header = NULL;
backID = 0;
nextID = 0;
cancelID = 0;
bDone = FALSE;
reslist = NULL;
}
nsXIContext::~nsXIContext()
{
// NOTE: don't try to delete "me" cause I control thee
ReleaseResources();
XI_IF_DELETE(ldlg);
XI_IF_DELETE(wdlg);
XI_IF_DELETE(sdlg);
XI_IF_DELETE(cdlg);
XI_IF_DELETE(idlg);
XI_IF_DELETE(opt);
}
char *
nsXIContext::itoa(int n)
{
char *s;
int i, j, sign, tmp;
/* check sign and convert to positive to stringify numbers */
if ( (sign = n) < 0)
n = -n;
i = 0;
s = (char*) malloc(sizeof(char));
/* grow string as needed to add numbers from powers of 10
* down till none left
*/
do
{
s = (char*) realloc(s, (i+1)*sizeof(char));
s[i++] = n % 10 + '0'; /* '0' or 30 is where ASCII numbers start */
s[i] = '\0';
}
while( (n /= 10) > 0);
/* tack on minus sign if we found earlier that this was negative */
if (sign < 0)
{
s = (char*) realloc(s, (i+1)*sizeof(char));
s[i++] = '-';
}
s[i] = '\0';
/* pop numbers (and sign) off of string to push back into right direction */
for (i = 0, j = strlen(s) - 1; i < j; i++, j--)
{
tmp = s[i];
s[i] = s[j];
s[j] = tmp;
}
return s;
}
#define MAX_KEY_SIZE 64
#define FIRST_ERR -601
#define LAST_ERR -625
int
nsXIContext::LoadResources()
{
int err = OK;
nsINIParser *parser = NULL;
char *resfile = NULL;
kvpair *currkv = NULL;
char currkey[MAX_KEY_SIZE];
int len, i;
resfile = nsINIParser::ResolveName(RES_FILE);
if (!resfile)
return E_INVALID_PTR;
parser = new nsINIParser(resfile);
if (!parser)
{
XI_IF_FREE(resfile);
return E_MEM;
}
char *strkeys[] =
{
"NEXT",
"BACK",
"CANCEL",
"ACCEPT",
"DECLINE",
"INSTALL",
"PAUSE",
"RESUME",
"DEFAULT_TITLE",
"DEST_DIR",
"BROWSE",
"SELECT_DIR",
"DOESNT_EXIST",
"YES_LABEL",
"NO_LABEL",
"OK_LABEL",
"DELETE_LABEL",
"CANCEL_LABEL",
"ERROR",
"FATAL_ERROR",
"DESCRIPTION",
"WILL_INSTALL",
"TO_LOCATION",
"PREPARING",
"EXTRACTING",
"INSTALLING_XPI",
"PROCESSING_FILE",
"NO_PERMS",
"DL_SETTINGS",
"SAVE_MODULES",
"PROXY_SETTINGS",
"PS_LABEL0",
"PS_LABEL1",
"PS_LABEL2",
"PS_LABEL3",
"ERROR_TITLE",
"DS_AVAIL",
"DS_REQD",
"NO_DISK_SPACE",
"CXN_DROPPED",
"DOWNLOADING",
"FROM",
"TO",
"STATUS",
"DL_STATUS_STR",
"CRC_FAILED",
"CRC_CHECK",
"USAGE_MSG",
"UNKNOWN",
__EOT__
};
/* read in UI strings */
currkv = (kvpair *) malloc(sizeof(kvpair));
reslist = currkv;
for (i = 0; strcmp(strkeys[i], __EOT__) != 0; i++)
{
err = parser->GetStringAlloc(RES_SECT, strkeys[i],
&(currkv->val), &len);
if (err != OK)
goto BAIL;
currkv->key = strdup(strkeys[i]);
currkv->next = (kvpair *) malloc(sizeof(kvpair));
currkv = currkv->next;
if (i > 1024) /* inf loop prevention paranoia */
break;
}
currkv->next = NULL; /* seal off list */
/* read in err strings */
for (i = FIRST_ERR; i >= LAST_ERR; i--)
{
sprintf(currkey, "%d", i);
err = parser->GetStringAlloc(RES_SECT, currkey, &(currkv->val), &len);
if (err != OK)
goto BAIL;
currkv->key = strdup(currkey);
if (i == LAST_ERR)
break;
currkv->next = (kvpair *) malloc(sizeof(kvpair));
currkv = currkv->next;
}
currkv->next = NULL; /* seal off list */
BAIL:
if (err != OK)
{
fprintf(stderr, "FATAL ERROR: Failed to load resources!\n");
}
XI_IF_FREE(resfile);
XI_IF_DELETE(parser);
return err;
}
int
nsXIContext::ReleaseResources()
{
int err = OK;
kvpair *currkv = NULL, *delkv = NULL;
/* empty list -- should never really happen */
if (!reslist)
return E_PARAM;
currkv = reslist;
while (currkv)
{
XI_IF_FREE(currkv->key);
XI_IF_FREE(currkv->val);
delkv = currkv;
currkv = currkv->next;
XI_IF_FREE(delkv);
}
return err;
}
char *
nsXIContext::Res(char *aKey)
{
char *val = NULL;
kvpair *currkv = NULL;
/* param check */
if (!aKey || !reslist)
return NULL;
/* search through linked list */
currkv = reslist;
while (currkv)
{
if (strcmp(aKey, currkv->key) == 0)
{
val = currkv->val;
break;
}
currkv = currkv->next;
}
return val;
}