netsurf/atari/misc.c
Ole Loots f7ee2a0387 - started to work on settings dialog
- some WIP in treeview widgets. Changed destroy / and init handling.
  It requires some optimization, when the widget is closed
  it must remove itself from the guiwin list, for perfomance.
2012-12-21 00:56:50 +01:00

537 lines
11 KiB
C
Executable File

/*
* Copyright 2010 Ole Loots <ole@monochrom.net>
*
* This file is part of NetSurf, http://www.netsurf-browser.org/
*
* NetSurf 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; version 2 of the License.
*
* NetSurf 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, see <http://www.gnu.org/licenses/>.
*/
#include <assert.h>
#include <stdlib.h>
#include <stdio.h>
#include <stdbool.h>
#include <string.h>
#include <sys/types.h>
#include <mint/osbind.h>
#include <windom.h>
#include "content/content.h"
#include "content/hlcache.h"
#include "desktop/cookies.h"
#include "desktop/mouse.h"
#include "desktop/cookies.h"
#include "desktop/tree.h"
#include "desktop/options.h"
#include "utils/messages.h"
#include "utils/utils.h"
#include "utils/url.h"
#include "utils/log.h"
#include "content/fetch.h"
#include "atari/gui.h"
#include "atari/toolbar.h"
#include "atari/misc.h"
#include "atari/encoding.h"
#include "atari/gemtk/gemtk.h"
#include "cflib.h"
extern void * h_gem_rsrc;
struct is_process_running_callback_data {
const char * fname;
bool found;
};
void warn_user(const char *warning, const char *detail)
{
size_t len = 1 + ((warning != NULL) ? strlen(messages_get(warning)) :
0) + ((detail != 0) ? strlen(detail) : 0);
char message[len];
snprintf(message, len, messages_get(warning), detail);
printf("%s\n", message);
msg_box_show(MSG_BOX_ALERT, message);
}
void die(const char *error)
{
printf("%s\n", error);
msg_box_show(MSG_BOX_ALERT, error);
exit(1);
}
/**
* Return the filename part of a full path
*
* \param path full path and filename
* \return filename (will be freed with free())
*/
char *filename_from_path(char *path)
{
char *leafname;
leafname = strrchr(path, '\\');
if( !leafname )
leafname = strrchr(path, '/');
if (!leafname)
leafname = path;
else
leafname += 1;
return strdup(leafname);
}
/**
* Add a path component/filename to an existing path
*
* \param path buffer containing path + free space
* \param length length of buffer "path"
* \param newpart string containing path component to add to path
* \return true on success
*/
bool path_add_part(char *path, int length, const char *newpart)
{
if(path[strlen(path) - 1] != '/')
strncat(path, "/", length);
strncat(path, newpart, length);
return true;
}
struct gui_window * find_guiwin_by_aes_handle(short handle){
struct gui_window * gw;
gw = window_list;
if( handle == 0 ){
return( NULL );
}
while(gw != NULL) {
if( gw->root->win != NULL
&& guiwin_get_handle(gw->root->win) == handle ) {
return(gw);
}
else
gw = gw->next;
}
return( NULL );
}
static int scan_process_list(scan_process_callback cb, void *data)
{
int pid, count = 0;
DIR *dir;
char*dirname;
struct dirent *de;
if (( dir = opendir("U:/kern")) == NULL)
return(0);
while ((de = readdir( dir)) != NULL) {
dirname = de->d_name;
if( dirname[0] != '1' && dirname[0] != '2' && dirname[0] != '3' && dirname[0] != '4' && dirname[0] != '5'
&& dirname[0] != '6' && dirname[0] != '7' && dirname[0] != '8' && dirname[0] != '9')
continue;
count++;
if (cb != NULL) {
/* when callback returns negative value, we stop scanning: */
pid = atoi(dirname);
if (cb(pid, data)<0) {
break;
}
}
}
closedir(dir);
return(count);
}
static int proc_running_callback(int pid, void * arg)
{
char buf[PATH_MAX], fnamepath[256];
FILE *fp;
int nread;
struct is_process_running_callback_data *data;
data = (struct is_process_running_callback_data *)arg;
sprintf(fnamepath, "U:\\kern\\%d\\fname", pid);
printf("checking: %s\n", fnamepath);
fp = fopen(fnamepath, "r");
if(!fp)
return(0);
nread = fread(buf, 1, PATH_MAX-1, fp);
fclose(fp);
nread = MIN(PATH_MAX-1, nread);
if (nread > 0) {
buf[nread] = 0;
char *lastslash = strrchr(buf, '/');
if(lastslash == NULL)
lastslash = strrchr(buf, '\\');
if(lastslash==NULL)
lastslash = buf;
else
lastslash++;
if(strcasecmp(lastslash, data->fname)==0){
/* found process, check status: */
sprintf(fnamepath, "U:\\kern\\%d\\status", pid);
fp = fopen(fnamepath, "r");
if (fp) {
nread = fread(buf, 1, PATH_MAX-1, fp);
fclose(fp);
if (nread>0) {
nread = MIN(PATH_MAX-1,nread);
}
buf[nread] = 0;
if (strstr(buf, "zombie")==NULL) {
data->found = true;
return(-1);
}
}
}
}
return(0);
}
bool is_process_running(const char * name)
{
struct is_process_running_callback_data data = {name, false};
scan_process_list(proc_running_callback, &data);
return( (data.found==1) ? true : false );
}
/**
* Callback for load_icon(). Should be removed once bitmaps get loaded directly
* from disc
*/
static nserror load_icon_callback(hlcache_handle *handle,
const hlcache_event *event, void *pw)
{
return NSERROR_OK;
}
/**
* utility function. Copied from NetSurf tree API.
*
* \param name the name of the loaded icon, if it's not a full path the icon is
* looked for in the directory specified by icons_dir
* \return the icon in form of a content or NULL on failure
*/
hlcache_handle *load_icon(const char *name, hlcache_handle_callback cb,
void * pw )
{
char *url = NULL;
const char *icon_url = NULL;
int len;
hlcache_handle *c;
nserror err;
nsurl *icon_nsurl;
char * icons_dir = nsoption_charp(tree_icons_path);
/** @todo something like bitmap_from_disc is needed here */
if (!strncmp(name, "file://", 7)) {
icon_url = name;
} else {
char *native_path;
if (icons_dir == NULL)
return NULL;
/* path + separator + leafname + '\0' */
len = strlen(icons_dir) + 1 + strlen(name) + 1;
native_path = malloc(len);
if (native_path == NULL) {
LOG(("malloc failed"));
warn_user("NoMemory", 0);
return NULL;
}
/* Build native path */
memcpy(native_path, icons_dir,
strlen(icons_dir) + 1);
path_add_part(native_path, len, name);
/* Convert native path to URL */
url = path_to_url(native_path);
free(native_path);
icon_url = url;
}
err = nsurl_create(icon_url, &icon_nsurl);
if (err != NSERROR_OK) {
if (url != NULL)
free(url);
return NULL;
}
/* Fetch the icon */
err = hlcache_handle_retrieve(icon_nsurl, 0, 0, 0,
((cb != NULL) ? cb : load_icon_callback), pw, 0,
CONTENT_IMAGE, &c);
nsurl_unref(icon_nsurl);
/* If we built the URL here, free it */
if (url != NULL)
free(url);
if (err != NSERROR_OK) {
return NULL;
}
return c;
}
void gem_set_cursor( MFORM_EX * cursor )
{
static unsigned char flags = 255;
static int number = 255;
if( flags == cursor->flags && number == cursor->number )
return;
if( cursor->flags & MFORM_EX_FLAG_USERFORM ) {
MouseSprite( cursor->tree, cursor->number);
} else {
graf_mouse(cursor->number, NULL );
}
number = cursor->number;
flags = cursor->flags;
}
long nkc_to_input_key(short nkc, long * ucs4_out)
{
unsigned char ascii = (nkc & 0xFF);
nkc = (nkc & (NKF_CTRL|NKF_SHIFT|0xFF));
long ik = 0;
*ucs4_out = 0;
/* shift + cntrl key: */
if( ((nkc & NKF_CTRL) == NKF_CTRL) && ((nkc & (NKF_SHIFT))!=0) ) {
}
/* cntrl key only: */
else if( (nkc & NKF_CTRL) == NKF_CTRL ) {
switch ( ascii ) {
case 'A':
ik = KEY_SELECT_ALL;
break;
case 'C':
ik = KEY_COPY_SELECTION;
break;
case 'X':
ik = KEY_CUT_SELECTION;
break;
case 'V':
ik = KEY_PASTE;
break;
default:
break;
}
}
/* shift key only: */
else if( (nkc & NKF_SHIFT) != 0 ) {
switch( ascii ) {
case NK_TAB:
ik = KEY_SHIFT_TAB;
break;
case NK_LEFT:
ik = KEY_LINE_START;
break;
case NK_RIGHT:
ik = KEY_LINE_END;
break;
case NK_UP:
ik = KEY_PAGE_UP;
break;
case NK_DOWN:
ik = KEY_PAGE_DOWN;
break;
default:
break;
}
}
/* No modifier keys: */
else {
switch( ascii ) {
case NK_INS:
ik = KEY_PASTE;
break;
case NK_BS:
ik = KEY_DELETE_LEFT;
break;
case NK_DEL:
ik = KEY_DELETE_RIGHT;
break;
case NK_TAB:
ik = KEY_TAB;
break;
case NK_ENTER:
ik = KEY_NL;
break;
case NK_RET:
ik = KEY_CR;
break;
case NK_ESC:
ik = KEY_ESCAPE;
break;
case NK_CLRHOME:
ik = KEY_TEXT_START;
break;
case NK_RIGHT:
ik = KEY_RIGHT;
break;
case NK_LEFT:
ik = KEY_LEFT;
break;
case NK_UP:
ik = KEY_UP;
break;
case NK_DOWN:
ik = KEY_DOWN;
break;
case NK_M_PGUP:
ik = KEY_PAGE_UP;
break;
case NK_M_PGDOWN:
ik = KEY_PAGE_DOWN;
break;
default:
break;
}
}
if( ik == 0 && ( (nkc & NKF_CTRL)==0) ) {
if (ascii >= 9 ) {
*ucs4_out = atari_to_ucs4(ascii);
}
}
return ( ik );
}
/**
* Show default file selector
*
* \param title The selector title.
* \param name Default file name
* \return a static char pointer or null if the user aborted the selection.
*/
const char * file_select( const char * title, const char * name ) {
static char path[PATH_MAX]=""; // First usage : current directory
static char fullname[PATH_MAX]="";
char tmpname[255];
char * use_title = (char*)title;
if( strlen(name)>254)
return( NULL );
strcpy( tmpname, name );
if( use_title == NULL ){
use_title = (char*)"";
}
if( FselInput( path, tmpname, (char*)"", use_title, NULL, NULL)) {
snprintf(fullname, PATH_MAX, "%s%s", path, tmpname);
return( (const char*)&fullname );
}
return( NULL );
}
void dbg_lgrect( char * str, LGRECT * r )
{
printf("%s: x: %d, y: %d, w: %d, h: %d\n", str,
r->g_x, r->g_y, r->g_w, r->g_h );
}
void dbg_grect(const char * str, GRECT * r)
{
printf("%s: x: %d, y: %d, w: %d, h: %d (x2: %d, y2: %d)\n", str,
r->g_x, r->g_y, r->g_w, r->g_h, r->g_x + r->g_w, r->g_y + r->g_h);
}
void dbg_pxy(const char * str, short * pxy )
{
printf("%s: x: %d, y: %d, w: %d, h: %d\n", str,
pxy[0], pxy[1], pxy[2], pxy[3] );
}
void dbg_rect(const char * str, int * pxy)
{
printf("%s: x: %d, y: %d, w: %d, h: %d\n", str,
pxy[0], pxy[1], pxy[2], pxy[3] );
}
/* some LDG functions here to reduce dependencies */
void * ldg_open( char * name, short * global )
{
return( NULL );
}
void * ldg_find( char * name, short * ldg )
{
return( NULL );
}
int ldg_close( void * ldg, short * global )
{
return( 0 );
}