gnome-control-center/control-center/capplet-dir-view-html.c
jacob berkman 22bec884b7 new (temporary) html view and bug fixication
2001-01-24  jacob berkman  <jacob@ximian.com>

	* new-control-center/*.[ch]: new (temporary) html view and bug
	fixication

	* root-manager/*.[ch]: gnomeify dialogs and other cleanups

	* configure.in: flags for root-manager-helper

2001-01-17  jacob berkman  <jacob@ximian.com>

	* root-manager/Makefile.am
	* root-manager/root-manager.h: fix finding the root-manager
2001-01-24 20:26:38 +00:00

292 lines
7.5 KiB
C

/* -*- mode: c; style: linux -*- */
/* capplet-dir-view-html.c
* Copyright (C) 2000 Helix Code, Inc.
*
* Written by Jacob Berkman <jacob@helixcode.com>
*
* 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, 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.
*/
#include <config.h>
#include <gtkhtml/gtkhtml.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <errno.h>
#include "capplet-dir-view.h"
typedef struct {
GtkHTML *top;
GtkHTML *main;
} HtmlViewData;
static void
html_clear (CappletDirView *view)
{
HtmlViewData *data;
data = view->view_data;
gtk_html_load_empty (data->top);
gtk_html_load_empty (data->main);
}
static void
html_clean (CappletDirView *view)
{
/* gtk_widget_unparent (view->view); */
g_free (view->view_data);
view->view_data = NULL;
}
#define BUFLEN 4096
static void
handle_url_cb (GtkHTML *html, const gchar *url, GtkHTMLStream *stream, CappletDirView *view)
{
char buf[BUFLEN];
int fd;
ssize_t s;
fd = open (url, O_RDONLY);
if (fd == -1)
goto loading_error;
while (1) {
s = read (fd, buf, BUFLEN);
switch (s) {
case -1:
if (! (errno == EINTR || errno == EAGAIN) )
goto loading_error;
break;
case 0:
gtk_html_end (html, stream, GTK_HTML_STREAM_OK);
return;
default:
gtk_html_write (html, stream, buf, s);
break;
}
}
return;
loading_error:
gtk_html_end (html, stream, GTK_HTML_STREAM_ERROR);
}
#undef BUFLEN
static void
handle_link_cb (GtkHTML *html, const gchar *url, CappletDirView *view)
{
CappletDirEntry *entry;
g_print ("activating: %s\n", url);
entry = capplet_lookup (url);
if (entry)
capplet_dir_entry_activate (entry, view);
}
static void
write_parent_html (CappletDir *dir, GtkHTML *html, GtkHTMLStream *stream)
{
char *s;
if (!dir)
return;
g_return_if_fail (html != NULL);
g_return_if_fail (stream != NULL);
write_parent_html (dir->entry.dir, html, stream);
s = g_strdup_printf ("%s <a href=\"%s\">%s</a>", dir->entry.dir ? " |" : "",
dir->entry.path, dir->entry.label);
gtk_html_write (html, stream, s, strlen (s));
g_free (s);
}
static void
header_populate (CappletDirView *view)
{
GtkHTMLStream *stream;
HtmlViewData *data;
char *s;
data = view->view_data;
stream = gtk_html_begin (data->top);
#warning this should probably be loaded from a file yo
s =
"<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0 Transitional//EN\">\n"
"<html>\n"
"<head></head>\n"
"<body marginwidth=\"0\" marginheight=\"0\" background=\""ART_DIR"/bgtop.png\">\n"
"<img src=\""ART_DIR"/left_top.png\" alt=\"\" width=\"47\" height=\"139\" />\n"
"<img src=\""ART_DIR"/empty.png\" alt=\"\" width=\"5\" height=\"110\" />\n"
"<img src=\""ART_DIR"/foot.png\" alt=\"Gnome\" />\n"
"<img src=\""ART_DIR"/empty.png\" alt=\"\" width=\"5\" height=\"110\" />\n"
"<FONT face=\"Trebuchet MS CE,Trebuchet MS, Verdana CE, Verdana, Sans-Serif CE, Sans-Serif\" size=\"6\" color=\"white\">Your Gnome</font>\n"
#if 0
"<img src=\""ART_DIR"/yourgnome.png\" alt=\"\" />\n"
#endif
"</body>\n"
"</html>";
gtk_html_write (data->top, stream, s, strlen (s));
gtk_html_end (data->top, stream, GTK_HTML_STREAM_OK);
gtk_widget_set_usize (GTK_WIDGET (data->top), 0, 139);
}
static void
html_populate (CappletDirView *view)
{
HtmlViewData *data;
GtkHTMLStream *stream;
CappletDirEntry *entry;
GSList *item;
int i;
char *s;
header_populate (view);
data = view->view_data;
stream = gtk_html_begin (data->main);
s =
"<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">\n"
"<html>\n"
" <head>\n"
" <title>GNOME Control Center</title>\n"
" </head>\n"
" <body marginheight=\"0\" marginwidth=\"0\" background=\""ART_DIR"/bg.png\">\n"
" <img src=\""ART_DIR"/left.png\" align=\"left\" alt=\"\">\n"
" <p align=\"center\">\n"
#if 0
" <img src=\""ART_DIR"/empty.png\" alt=\"\" width=\"600\" height=\"30\" />\n"
" <table bgcolor=\"#292928\" width=\"100%%\" cellpadding=\"0\" cellspacing=\"0\" border=\"0\" columns=\"2\">\n"
" <tr>\n"
" <td>\n"
" <img src=\"%s\" height=\"24\" width=\"24\"></td>\n"
" <td align=\"right\">\n"
" <font size=\"+3\" color=\"#757575\"><b>%s</b></font>\n"
" </td>\n"
" </tr>\n"
" </table>\n"
#endif
" <table width=\"100%%\" columns=\"4\" cellpadding=\"4\" cellspacing=\"0\" border=\"0\">\n"
#if 0
" <tr height=\"64\">\n"
" <td colspan=\"4\">\n"
" Select something you want to customize.\n"
" </td>\n"
" <\tr>\n"
#endif
" <tr>\n"
" <td colspan=\"4\">\n"
" &nbsp;\n";
gtk_html_write (data->main, stream, s, strlen (s));
/* write_parent_html (view->capplet_dir->entry.dir, data->main, stream); */
for (i = 0, item = view->capplet_dir->entries; item; item = item->next, i++) {
if (!(i%2)) {
s = " <tr>\n";
gtk_html_write (data->main, stream, s, strlen (s));
}
entry = CAPPLET_DIR_ENTRY (item->data);
s = g_strdup_printf (
" <td width=\"36\">\n"
" <a href=\"%s\"><img src=\"%s\" border=\"0\" height=\"36\" width=\"36\"></a></td>\n"
" <td width=\"%%50\">\n"
" <font size=\"+1\"><b><a href=\"%s\">%s</a></b></font><br>\n"
" <font size=\"-1\">%s</font>\n"
" </td>\n"
, entry->path, entry->icon, entry->path, entry->label, entry->entry->comment);
gtk_html_write (data->main, stream, s, strlen (s));
g_free (s);
if (i%2 || !item->next) {
s = " </tr>\n";
gtk_html_write (data->main, stream, s, strlen (s));
}
}
s =
" </table>\n"
" </p>\n"
" </body>\n"
"</html>\n";
gtk_html_write (data->main, stream, s, strlen (s));
gtk_html_end (data->main, stream, GTK_HTML_STREAM_OK);
}
static GtkWidget *
html_create (CappletDirView *view)
{
GtkWidget *vbox;
HtmlViewData *data;
GtkWidget *sw;
data = g_new (HtmlViewData, 1);
view->view_data = data;
vbox = gtk_vbox_new (FALSE, 0);
/* top widget */
data->top = GTK_HTML (gtk_html_new ());
sw = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
GTK_POLICY_NEVER,
GTK_POLICY_NEVER);
gtk_container_add (GTK_CONTAINER (sw), GTK_WIDGET (data->top));
gtk_box_pack_start (GTK_BOX (vbox), sw, FALSE, FALSE, 0);
/* main widget */
data->main = GTK_HTML (gtk_html_new ());
sw = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
GTK_POLICY_NEVER,
GTK_POLICY_AUTOMATIC);
gtk_container_add (GTK_CONTAINER (sw), GTK_WIDGET (data->main));
gtk_box_pack_start (GTK_BOX (vbox), sw, TRUE, TRUE, 0);
gtk_signal_connect (GTK_OBJECT (data->top), "url_requested",
GTK_SIGNAL_FUNC (handle_url_cb), view);
gtk_signal_connect (GTK_OBJECT (data->main), "url_requested",
GTK_SIGNAL_FUNC (handle_url_cb), view);
gtk_signal_connect (GTK_OBJECT (data->main), "link_clicked",
GTK_SIGNAL_FUNC (handle_link_cb), view);
gtk_widget_show_all (vbox);
return vbox;
}
CappletDirViewImpl capplet_dir_view_html = {
html_clear,
html_clean,
html_populate,
html_create
};