зеркало из https://github.com/mozilla/gecko-dev.git
469 строки
10 KiB
C
469 строки
10 KiB
C
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*/
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/**********************************************************************
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e_kit.c
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By Daniel Malmer
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Implementation for client customization.
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**********************************************************************/
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#include "mozilla.h"
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#include "xfe.h"
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#include "xpgetstr.h"
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#include "e_kit.h"
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#include "e_kit_patch.h"
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#include "prefapi.h"
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#include "AnimationType.h"
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/* Messages declared in xfe_err.h */
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extern int XFE_EKIT_LOCK_FILE_NOT_FOUND;
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extern int XFE_EKIT_MODIFIED;
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extern int XFE_EKIT_CANT_OPEN;
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extern int XFE_EKIT_FILESIZE;
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extern int XFE_EKIT_CANT_READ;
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extern int XFE_ANIM_CANT_OPEN;
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extern int XFE_ANIM_READING_SIZES;
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extern int XFE_ANIM_READING_NUM_COLORS;
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extern int XFE_ANIM_READING_COLORS;
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extern int XFE_ANIM_READING_FRAMES;
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extern int XFE_ANIM_NOT_AT_EOF;
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extern int XFE_EKIT_ABOUT_MESSAGE;
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static char* get_database_filename(Widget top_level);
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static XP_Bool read_lock_file(Widget top_level);
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static int ekit_loaded = 0;
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struct fe_icon_data* anim_custom_large = NULL;
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struct fe_icon_data* anim_custom_small = NULL;
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static int ekit_errno = 0;
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/*
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* ekit_error
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* Pops up an error dialog if an ekit error has occured.
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* Error strings are found in 'xfe_err.h'.
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*/
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static void
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ekit_error(void)
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{
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if ( ekit_errno ) {
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FE_Alert(NULL, XP_GetString(ekit_errno));
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}
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}
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/*
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* ekit_Initialize
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*/
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void
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ekit_Initialize(Widget toplevel)
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{
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/* If this is an e-kit version, modify resource database */
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if ( (ekit_loaded = read_lock_file(toplevel)) == False ) {
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if ( ekit_required() ) {
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ekit_error();
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exit(0);
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}
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}
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ekit_LoadCustomAnimation();
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if ( ekit_AutoconfigUrl() ) {
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NET_SetNoProxyFailover();
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}
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}
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#if 0
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/*
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* ekit_LockPrefs
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* First, set resources back to their default values.
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* If this is an Enterprise Kit binary, try to read in
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* the lock file. If it doesn't exist, or has been changed,
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* complain and die.
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*/
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void
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ekit_LockPrefs(void)
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{
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if ( ekit_Enabled() == FALSE || ekit_loaded == FALSE ) return;
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update_preferences();
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if ( ekit_AnimationFile() ) {
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if ( load_animation(ekit_AnimationFile()) == False ) {
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ekit_error();
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}
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}
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if ( ekit_AutoconfigUrl() ) {
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NET_SetNoProxyFailover();
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}
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}
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#endif
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/*
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* ekit_UserAgent
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*/
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char*
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ekit_UserAgent(void)
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{
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char* user_agent = NULL;
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PREF_CopyCharPref("user_agent", &user_agent);
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return user_agent;
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}
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/*
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* ekit_LogoUrl
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*/
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char*
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ekit_LogoUrl(void)
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{
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char* logo_url = NULL;
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PREF_CopyCharPref("toolbar.logo.url", &logo_url);
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return logo_url;
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}
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/*
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* ekit_AnimationFile
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*/
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char*
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ekit_AnimationFile(void)
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{
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char* animation_file = NULL;
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PREF_CopyCharPref("x_animation_file", &animation_file);
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return animation_file;
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}
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/*
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* ekit_Enabled
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*/
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XP_Bool
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ekit_Enabled(void)
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{
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return TRUE;
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}
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/*
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* ekit_AutoconfigUrl
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*/
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char*
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ekit_AutoconfigUrl(void)
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{
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char* autoconfig_url = NULL;
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if ( fe_IsPolarisInstalled() ) {
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PREF_CopyCharPref("autoadmin.global_config_url", &autoconfig_url);
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}
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return autoconfig_url;
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}
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/*
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* get_database_filename
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* Looks for the Netscape.cfg file.
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* "path" represents the search path for the config file.
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* %E is replaced with the root directory that is specified
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* at configure time by the e-kit locker, which is a binary
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* patch program.
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*/
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static char*
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get_database_filename(Widget top_level)
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{
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String filename;
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SubstitutionRec sub = {'E', NULL};
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Cardinal num_substitutions = 1;
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String path = "%E/%L/%T/%N%C%S:"
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"%E/%l/%T/%N%C%S:"
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"%E/%T/%N%C%S:"
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"%E/%L/%T/%N%S:"
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"%E/%l/%T/%N%S:"
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"%E/%T/%N%S";
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sub.substitution = ekit_root();
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filename = XtResolvePathname(XtDisplay(top_level),
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"app-defaults",
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"netscape",
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".cfg",
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path,
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&sub,
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num_substitutions,
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NULL);
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return filename;
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}
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/*
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* read_lock_file
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* If there is a locked resource file 'netscape.cfg', read it in.
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*/
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static XP_Bool
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read_lock_file(Widget top_level)
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{
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String filename;
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if ( (filename = get_database_filename(top_level)) == NULL ) {
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return False;
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}
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return ( PREF_ReadLockFile(filename) == PREF_NOERROR );
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}
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/*
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* ekit_AboutData
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*/
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char*
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ekit_AboutData(void)
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{
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return NULL;
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}
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/*
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* ekit_LoadCustomUrl
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*/
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void
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ekit_LoadCustomUrl(char* prefix, MWContext* context)
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{
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char* url;
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if ( PREF_GetUrl(prefix, &url) ) {
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FE_GetURL(context, NET_CreateURLStruct(url, FALSE));
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}
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}
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/*
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* read_frames
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* Reads animation frames from the animation input file.
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*/
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static int
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read_frames(FILE* file, int num_frames, int width, int height,
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struct fe_icon_data* anim)
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{
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int i;
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int j;
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int n = width*height;
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int bytes_per_line = (width+7)/8;
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int total_bytes = bytes_per_line*height;
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for ( i = 0; i < num_frames; i++ ) {
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anim[i].width = width;
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anim[i].height = height;
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anim[i].mono_bits = (uint8*) malloc(total_bytes);
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anim[i].mask_bits = (uint8*) malloc(total_bytes);
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anim[i].color_bits = (uint8*) malloc(n);
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if ( anim[i].mono_bits == NULL ||
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anim[i].mask_bits == NULL ||
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anim[i].color_bits == NULL ) return -1;
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if ( fread(anim[i].mono_bits, sizeof(uint8), total_bytes, file) !=
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total_bytes ) {
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return -1;
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}
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if ( fread(anim[i].mask_bits, sizeof(uint8), total_bytes, file) !=
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total_bytes ) {
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return -1;
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}
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if ( fread(anim[i].color_bits, sizeof(uint8), n, file) != n ) {
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return -1;
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}
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for ( j = 0; j < width*height; j++ ) {
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anim[i].color_bits[j]+= fe_n_icon_colors;
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}
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}
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return 0;
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}
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/*
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* read_colors
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* Reads color data from the animation data file.
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*/
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static int
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read_colors(FILE* file, int num_colors)
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{
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int i;
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uint16 r;
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uint16 g;
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uint16 b;
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for ( i = 0; i < num_colors; i++ ) {
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if ( fscanf(file, " %hx %hx %hx", &r, &g, &b) != 3 ) {
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return -1;
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}
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fe_icon_colors[fe_n_icon_colors+i][0] = r;
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fe_icon_colors[fe_n_icon_colors+i][1] = g;
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fe_icon_colors[fe_n_icon_colors+i][2] = b;
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}
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if ( getc(file) != '\n' ) {
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return -1;
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}
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return 0;
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}
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/*
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* load_animation
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* Given the name of an animation file, reads in data from
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* that file.
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*/
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static Boolean
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load_animation(char* filename)
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{
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int num_frames_small;
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int width_small;
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int height_small;
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int num_frames_large;
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int width_large;
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int height_large;
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int num_colors;
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FILE* file;
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if ( filename == NULL ) {
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return False;
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}
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if ( (file = fopen(filename, "r")) == NULL ) {
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ekit_errno = XFE_ANIM_CANT_OPEN;
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return False;
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}
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if ( fscanf(file, " %d %d %d ",
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&num_frames_large,
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&width_large,
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&height_large) != 3 ||
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fscanf(file, " %d %d %d ",
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&num_frames_small,
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&width_small,
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&height_small) != 3 ||
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num_frames_large != num_frames_small || num_frames_large == 0 ) {
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ekit_errno = XFE_ANIM_READING_SIZES;
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return False;
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}
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fe_anim_frames[XFE_ANIMATION_CUSTOM*2] = num_frames_large;
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fe_anim_frames[XFE_ANIMATION_CUSTOM*2+1] = num_frames_small;
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if ( fscanf(file, " %d ", &num_colors) != 1 ) {
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ekit_errno = XFE_ANIM_READING_NUM_COLORS;
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return False;
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}
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if ( read_colors(file, num_colors) == -1 ) {
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ekit_errno = XFE_ANIM_READING_COLORS;
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return False;
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}
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if ( num_frames_large ) {
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anim_custom_large = (struct fe_icon_data*)
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malloc(sizeof(struct fe_icon_data) * num_frames_large);
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if ( anim_custom_large == NULL ) return False;
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}
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if ( num_frames_small ) {
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anim_custom_small = (struct fe_icon_data*)
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malloc(sizeof(struct fe_icon_data) * num_frames_small);
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if ( anim_custom_small == NULL ) return False;
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}
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if ( read_frames(file, num_frames_large, width_large, height_large,
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anim_custom_large) == -1 ||
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read_frames(file, num_frames_small, width_small, height_small,
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anim_custom_small) == -1 ) {
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ekit_errno = XFE_ANIM_READING_FRAMES;
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return False;
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}
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fe_n_icon_colors+= num_colors;
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fscanf(file, " ");
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if ( !feof(file) ) {
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ekit_errno = XFE_ANIM_NOT_AT_EOF;
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return False;
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}
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return True;
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}
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static int custom_anim = 0;
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/*
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* ekit_LoadCustomAnimation
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*/
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void
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ekit_LoadCustomAnimation(void)
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{
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char* anim_file = NULL;
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PREF_CopyConfigString("x_animation_file", &anim_file);
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if ( anim_file == NULL || *anim_file == '\0' ) return;
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if ( load_animation(anim_file) == 0 ) {
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ekit_error();
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} else {
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custom_anim = 1;
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}
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}
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/*
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* ekit_CustomAnimation
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*/
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Boolean
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ekit_CustomAnimation(void)
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{
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return custom_anim;
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}
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