/* demo-Gtk.c --- implements the interactive demo-mode and options dialogs.
- * xscreensaver, Copyright (c) 1993-2002 Jamie Zawinski <jwz@jwz.org>
+ * xscreensaver, Copyright (c) 1993-2003 Jamie Zawinski <jwz@jwz.org>
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
# include <unistd.h>
#endif
+# ifdef __GNUC__
+# define STFU __extension__ /* ignore gcc -pendantic warnings in next sexp */
+# else
+# define STFU /* */
+# endif
+
+
#ifdef ENABLE_NLS
# include <locale.h>
#endif /* ENABLE_NLS */
# define DEFAULT_ICONDIR GLADE_DIR
#endif
+#ifndef HAVE_XML
+ /* Kludge: this is defined in demo-Gtk-conf.c when HAVE_XML.
+ It is unused otherwise, so in that case, stub it out. */
+ static const char *hack_configuration_path = 0;
+#endif
+
+
#include "version.h"
#include "prefs.h"
/* from exec.c */
extern void exec_command (const char *shell, const char *command, int nice);
+static void hack_subproc_environment (Window preview_window_id, Bool debug_p);
+
#undef countof
#define countof(x) (sizeof((x))/sizeof((*x)))
int *list_elt_to_hack_number; /* table for sorting the hack list */
int *hack_number_to_list_elt; /* the inverse table */
+ Bool *hacks_available_p; /* whether hacks are on $PATH */
+ int list_count; /* how many items are in the list: this may be
+ less than p->screenhacks_count, if some are
+ suppressed. */
int _selected_list_element; /* don't use this: call
selected_list_element() instead */
#ifdef HAVE_GTK2
if (!s->glade_ui)
{
- s->glade_ui = glade_xml_new (GLADE_DIR "/xscreensaver-demo.glade2",
- NULL, NULL);
+ /* First try to load the Glade file from the current directory;
+ if there isn't one there, check the installed directory.
+ */
+# define GLADE_FILE_NAME "xscreensaver-demo.glade2"
+ const char * const files[] = { GLADE_FILE_NAME,
+ GLADE_DIR "/" GLADE_FILE_NAME };
+ int i;
+ for (i = 0; i < countof (files); i++)
+ {
+ struct stat st;
+ if (!stat (files[i], &st))
+ {
+ s->glade_ui = glade_xml_new (files[i], NULL, NULL);
+ break;
+ }
+ }
if (!s->glade_ui)
{
fprintf (stderr,
- "%s: could not load glade file"
- " \"%s/xscreensaver-demo.glade2\"\n",
- blurb(), GLADE_DIR);
+ "%s: could not load \"" GLADE_FILE_NAME "\"\n"
+ "\tfrom " GLADE_DIR "/ or current directory.\n",
+ blurb());
exit (-1);
}
+# undef GLADE_FILE_NAME
+
glade_xml_signal_autoconnect (s->glade_ui);
}
ensure_selected_item_visible (GtkWidget *widget)
{
#ifdef HAVE_GTK2
+ GtkTreePath *path;
+ GtkTreeSelection *selection;
+ GtkTreeIter iter;
+ GtkTreeModel *model;
+
+ selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (widget));
+ if (!gtk_tree_selection_get_selected (selection, &model, &iter))
+ path = gtk_tree_path_new_first ();
+ else
+ path = gtk_tree_model_get_path (model, &iter);
+
+ gtk_tree_view_set_cursor (GTK_TREE_VIEW (widget), path, NULL, FALSE);
+
+ gtk_tree_path_free (path);
#else /* !HAVE_GTK2 */
while (parent && !parent->window)
parent = parent->parent;
- if (!GTK_WIDGET (parent)->window) /* too early to pop up transient dialogs */
+ if (!parent ||
+ !GTK_WIDGET (parent)->window) /* too early to pop up transient dialogs */
{
fprintf (stderr, "%s: too early for dialog?\n", progname);
return;
gtk_window_set_position (GTK_WINDOW (dialog), GTK_WIN_POS_CENTER);
gtk_container_set_border_width (GTK_CONTAINER (dialog), 10);
gtk_window_set_title (GTK_WINDOW (dialog), progclass);
- GTK_WIDGET_SET_FLAGS (ok, GTK_CAN_DEFAULT);
+ STFU GTK_WIDGET_SET_FLAGS (ok, GTK_CAN_DEFAULT);
gtk_widget_show (ok);
gtk_widget_grab_focus (ok);
if (cancel)
{
- GTK_WIDGET_SET_FLAGS (cancel, GTK_CAN_DEFAULT);
+ STFU GTK_WIDGET_SET_FLAGS (cancel, GTK_CAN_DEFAULT);
gtk_widget_show (cancel);
}
gtk_widget_show (label);
gtk_main_quit ();
}
-static void
+static gboolean
wm_toplevel_close_cb (GtkWidget *widget, GdkEvent *event, gpointer data)
{
state *s = (state *) data;
flush_dialog_changes_and_save (s);
gtk_main_quit ();
+ return TRUE;
}
*s = 0;
s += 2;
+ /* Ole Laursen <olau@hardworking.dk> says "don't use _() here because
+ non-ASCII characters aren't allowed in localizable string keys."
+ (I don't want to just use (c) instead of © because that doesn't
+ look as good in the plain-old default Latin1 "C" locale.)
+ */
#ifdef HAVE_GTK2
- sprintf(copy, _("Copyright \xC2\xA9 1991-2002 %s"), s);
+ sprintf(copy, ("Copyright \xC2\xA9 1991-2003 %s"), s);
#else /* !HAVE_GTK2 */
- sprintf(copy, _("Copyright \251 1991-2002 %s"), s);
+ sprintf(copy, ("Copyright \251 1991-2003 %s"), s);
#endif /* !HAVE_GTK2 */
sprintf (msg, "%s\n\n%s", copy, desc);
"\n"));
if (root_p)
+
+# ifdef __GNUC__
+ __extension__ /* don't warn about "string length is greater than
+ the length ISO C89 compilers are required to
+ support" in the following expression... */
+# endif
strcat (buf,
_("You are running as root. This usually means that xscreensaver\n"
"was unable to contact your X server because access control is\n"
{
state *s = global_state_kludge; /* I hate C so much... */
saver_preferences *p = &s->prefs;
- GtkList *list_widget = GTK_LIST (name_to_widget (s, "list"));
+ GtkWidget *list_widget = name_to_widget (s, "list");
int list_elt = selected_list_element (s);
int hack_number;
char *name, *name2, *cmd, *str;
hack_number = s->list_elt_to_hack_number[list_elt];
flush_dialog_changes_and_save (s);
- ensure_selected_item_visible (GTK_WIDGET (list_widget));
+ ensure_selected_item_visible (list_widget);
name = strdup (p->screenhacks[hack_number]->command);
name2 = name;
if (!was) gtk_widget_set_sensitive (parent, True);
#ifdef HAVE_GTK2
model = gtk_tree_view_get_model (GTK_TREE_VIEW (list));
- g_assert (model);
+ STFU g_assert (model);
gtk_tree_model_iter_nth_child (model, &iter, NULL, list_elt);
selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (list));
gtk_tree_selection_select_iter (selection, &iter);
run_next_cb (GtkButton *button, gpointer user_data)
{
state *s = global_state_kludge; /* I hate C so much... */
- saver_preferences *p = &s->prefs;
+ /* saver_preferences *p = &s->prefs; */
Bool ops = s->preview_suppressed_p;
GtkWidget *list_widget = name_to_widget (s, "list");
else
list_elt++;
- if (list_elt >= p->screenhacks_count)
+ if (list_elt >= s->list_count)
list_elt = 0;
s->preview_suppressed_p = True;
run_prev_cb (GtkButton *button, gpointer user_data)
{
state *s = global_state_kludge; /* I hate C so much... */
- saver_preferences *p = &s->prefs;
+ /* saver_preferences *p = &s->prefs; */
Bool ops = s->preview_suppressed_p;
GtkWidget *list_widget = name_to_widget (s, "list");
int list_elt = selected_list_element (s);
if (list_elt < 0)
- list_elt = p->screenhacks_count - 1;
+ list_elt = s->list_count - 1;
else
list_elt--;
if (list_elt < 0)
- list_elt = p->screenhacks_count - 1;
+ list_elt = s->list_count - 1;
s->preview_suppressed_p = True;
Bool changed = False;
screenhack *hack;
int hack_number;
- if (list_elt < 0 || list_elt >= p->screenhacks_count)
+ if (list_elt < 0 || list_elt >= s->list_count)
abort();
hack_number = s->list_elt_to_hack_number[list_elt];
else
{
char c;
- if (sscanf (line, "%u%c", &value, &c) != 1)
+ if (sscanf (line, "%d%c", &value, &c) != 1)
value = -1;
if (!sec_p)
value *= 60;
{
int L;
char *p2, *s;
- if (!path) return 0;
- L = strlen (path);;
+ if (!path || !*path) return 0;
+ L = strlen (path);
p2 = (char *) malloc (L + 2);
strcpy (p2, path);
if (p2[L-1] == '/') /* remove trailing slash */
if (p->field != p2->field) { \
changed = True; \
if (s->debug_p) \
- fprintf (stderr, "%s: %s => %d\n", blurb(), name, p2->field); \
+ fprintf (stderr, "%s: %s => %d\n", blurb(), name, (int) p2->field); \
} \
p->field = p2->field
else if (!strcasecmp (visual, "greyscale")) visual = "GrayScale";
else if (!strcasecmp (visual, "pseudocolor")) visual = "PseudoColor";
else if (!strcasecmp (visual, "directcolor")) visual = "DirectColor";
- else if (1 == sscanf (visual, " %ld %c", &id, &c)) ;
+ else if (1 == sscanf (visual, " %lu %c", &id, &c)) ;
else if (1 == sscanf (visual, " 0x%lx %c", &id, &c)) ;
else
{
GList *menu_items = gtk_container_children (GTK_CONTAINER (widget->parent));
int menu_index = 0;
saver_mode new_mode;
- int old_selected = p->selected_hack;
while (menu_items)
{
new_mode = mode_menu_order[menu_index];
/* Keep the same list element displayed as before; except if we're
- switching *to* "one screensaver" mode from any other mode, scroll
- to and select "the one".
+ switching *to* "one screensaver" mode from any other mode, set
+ "the one" to be that which is currently selected.
*/
- list_elt = -1;
+ list_elt = selected_list_element (s);
if (new_mode == ONE_HACK)
- list_elt = (p->selected_hack >= 0
- ? s->hack_number_to_list_elt[p->selected_hack]
- : -1);
-
- if (list_elt < 0)
- list_elt = selected_list_element (s);
+ p->selected_hack = s->list_elt_to_hack_number[list_elt];
{
saver_mode old_mode = p->mode;
}
pref_changed_cb (widget, user_data);
-
- if (old_selected != p->selected_hack)
- abort(); /* dammit, not again... */
}
char *str;
int list_elt;
- g_return_if_fail (!gdk_pointer_is_grabbed ());
+ STFU g_return_if_fail (!gdk_pointer_is_grabbed ());
str = gtk_tree_path_to_string (path);
list_elt = strtol (str, NULL, 10);
GtkList *list = GTK_LIST (GTK_WIDGET (line)->parent);
GtkViewport *vp = GTK_VIEWPORT (GTK_WIDGET (list)->parent);
GtkScrolledWindow *scroller = GTK_SCROLLED_WINDOW (GTK_WIDGET (vp)->parent);
-#endif /* ~HAVE_GTK2 */
+#endif /* !HAVE_GTK2 */
GtkAdjustment *adj;
double scroll_top;
gtk_widget_hide (s->popup_widget);
}
-static void
+static gboolean
wm_popup_close_cb (GtkWidget *widget, GdkEvent *event, gpointer data)
{
state *s = (state *) data;
settings_cancel_cb (0, (gpointer) s);
+ return TRUE;
}
}
+static Bool
+on_path_p (const char *program)
+{
+ int result = False;
+ struct stat st;
+ char *cmd = strdup (program);
+ char *token = strchr (cmd, ' ');
+ char *path = 0;
+ int L;
+
+ if (token) *token = 0;
+ token = 0;
+
+ if (strchr (cmd, '/'))
+ {
+ result = (0 == stat (cmd, &st));
+ goto DONE;
+ }
+
+ path = getenv("PATH");
+ if (!path || !*path)
+ goto DONE;
+
+ L = strlen (cmd);
+ path = strdup (path);
+ token = strtok (path, ":");
+
+ while (token)
+ {
+ char *p2 = (char *) malloc (strlen (token) + L + 3);
+ strcpy (p2, token);
+ strcat (p2, "/");
+ strcat (p2, cmd);
+ result = (0 == stat (p2, &st));
+ if (result)
+ goto DONE;
+ token = strtok (0, ":");
+ }
+
+ DONE:
+ free (cmd);
+ if (path) free (path);
+ return result;
+}
+
+
static void
populate_hack_list (state *s)
{
ren = gtk_cell_renderer_text_new ();
gtk_tree_view_insert_column_with_attributes (list, COL_NAME,
_("Screen Saver"), ren,
- "text", COL_NAME,
+ "markup", COL_NAME,
NULL);
g_signal_connect_after (list, "row_activated",
}
- for (i = 0; i < p->screenhacks_count; i++)
+ for (i = 0; i < s->list_count; i++)
{
- screenhack *hack = p->screenhacks[s->list_elt_to_hack_number[i]];
+ int hack_number = s->list_elt_to_hack_number[i];
+ screenhack *hack = (hack_number < 0 ? 0 : p->screenhacks[hack_number]);
+ char *pretty_name;
+ Bool available_p = (hack && s->hacks_available_p [hack_number]);
+
+ if (!hack) continue;
+
+ /* If we're to suppress uninstalled hacks, check $PATH now. */
+ if (p->ignore_uninstalled_p && !available_p)
+ continue;
- char *pretty_name = (hack->name
- ? strdup (hack->name)
- : make_hack_name (hack->command));
+ pretty_name = (hack->name
+ ? strdup (hack->name)
+ : make_hack_name (hack->command));
+
+ if (!available_p)
+ {
+ /* Make the text foreground be the color of insensitive widgets
+ (but don't actually make it be insensitive, since we still
+ want to be able to click on it.)
+ */
+ GtkStyle *style = GTK_WIDGET (list)->style;
+ GdkColor *fg = &style->fg[GTK_STATE_INSENSITIVE];
+ /* GdkColor *bg = &style->bg[GTK_STATE_INSENSITIVE]; */
+ char *buf = (char *) malloc (strlen (pretty_name) + 100);
+
+ sprintf (buf, "<span foreground=\"#%02X%02X%02X\""
+ /* " background=\"#%02X%02X%02X\"" */
+ ">%s</span>",
+ fg->red >> 8, fg->green >> 8, fg->blue >> 8,
+ /* bg->red >> 8, bg->green >> 8, bg->blue >> 8, */
+ pretty_name);
+ free (pretty_name);
+ pretty_name = buf;
+ }
gtk_list_store_append (model, &iter);
gtk_list_store_set (model, &iter,
COL_ENABLED, hack->enabled_p,
COL_NAME, pretty_name,
-1);
-
free (pretty_name);
}
saver_preferences *p = &s->prefs;
GtkList *list = GTK_LIST (name_to_widget (s, "list"));
int i;
- for (i = 0; i < p->screenhacks_count; i++)
+ for (i = 0; i < s->list_count; i++)
{
- screenhack *hack = p->screenhacks[s->list_elt_to_hack_number[i]];
+ int hack_number = s->list_elt_to_hack_number[i];
+ screenhack *hack = (hack_number < 0 ? 0 : p->screenhacks[hack_number]);
/* A GtkList must contain only GtkListItems, but those can contain
an arbitrary widget. We add an Hbox, and inside that, a Checkbox
GtkWidget *line_hbox;
GtkWidget *line_check;
GtkWidget *line_label;
+ char *pretty_name;
+ Bool available_p = (hack && s->hacks_available_p [hack_number]);
+
+ if (!hack) continue;
- char *pretty_name = (hack->name
- ? strdup (hack->name)
- : make_hack_name (hack->command));
+ /* If we're to suppress uninstalled hacks, check $PATH now. */
+ if (p->ignore_uninstalled_p && !available_p)
+ continue;
+
+ pretty_name = (hack->name
+ ? strdup (hack->name)
+ : make_hack_name (hack->command));
line = gtk_list_item_new ();
line_hbox = gtk_hbox_new (FALSE, 0);
GTK_SIGNAL_FUNC (list_checkbox_cb),
(gpointer) s);
-#if 0 /* #### */
- GTK_WIDGET (GTK_BIN(line)->child)->style =
- gtk_style_copy (GTK_WIDGET (text_line)->style);
-#endif
gtk_widget_show (line);
+
+ if (!available_p)
+ {
+ /* Make the widget be colored like insensitive widgets
+ (but don't actually make it be insensitive, since we
+ still want to be able to click on it.)
+ */
+ GtkRcStyle *rc_style;
+ GdkColor fg, bg;
+
+ gtk_widget_realize (GTK_WIDGET (line_label));
+
+ fg = GTK_WIDGET (line_label)->style->fg[GTK_STATE_INSENSITIVE];
+ bg = GTK_WIDGET (line_label)->style->bg[GTK_STATE_INSENSITIVE];
+
+ rc_style = gtk_rc_style_new ();
+ rc_style->fg[GTK_STATE_NORMAL] = fg;
+ rc_style->bg[GTK_STATE_NORMAL] = bg;
+ rc_style->color_flags[GTK_STATE_NORMAL] |= GTK_RC_FG|GTK_RC_BG;
+
+ gtk_widget_modify_style (GTK_WIDGET (line_label), rc_style);
+ gtk_rc_style_unref (rc_style);
+ }
}
gtk_signal_connect (GTK_OBJECT (list), "select_child",
{
saver_preferences *p = &s->prefs;
+ Bool can_lock_p = True;
+
+ /* Disable all the "lock" controls if locking support was not provided
+ at compile-time, or if running on MacOS. */
+# if defined(NO_LOCKING) || defined(__APPLE__)
+ can_lock_p = False;
+# endif
+
+
/* The file supports timeouts of less than a minute, but the GUI does
not, so throttle the values to be at least one minute (since "0" is
a bad rounding choice...)
# define THROTTLE(NAME) if (p->NAME != 0 && p->NAME < 60000) p->NAME = 60000
THROTTLE (timeout);
THROTTLE (cycle);
- THROTTLE (passwd_timeout);
+ /* THROTTLE (passwd_timeout); */ /* GUI doesn't set this; leave it alone */
# undef THROTTLE
# define FMT_MINUTES(NAME,N) \
/* Blanking and Locking
*/
- SENSITIZE ("lock_spinbutton", p->lock_p);
- SENSITIZE ("lock_mlabel", p->lock_p);
+ SENSITIZE ("lock_button", can_lock_p);
+ SENSITIZE ("lock_spinbutton", can_lock_p && p->lock_p);
+ SENSITIZE ("lock_mlabel", can_lock_p && p->lock_p);
/* DPMS
*/
static void
populate_popup_window (state *s)
{
- saver_preferences *p = &s->prefs;
- GtkWidget *parent = name_to_widget (s, "settings_vbox");
GtkLabel *doc = GTK_LABEL (name_to_widget (s, "doc"));
- int list_elt = selected_list_element (s);
- int hack_number = (list_elt >= 0 && list_elt < p->screenhacks_count
- ? s->list_elt_to_hack_number[list_elt]
- : -1);
- screenhack *hack = (hack_number >= 0 ? p->screenhacks[hack_number] : 0);
char *doc_string = 0;
/* #### not in Gtk 1.2
s->cdata = 0;
}
- if (hack)
- {
- GtkWidget *cmd = GTK_WIDGET (name_to_widget (s, "cmd_text"));
- const char *cmd_line = gtk_entry_get_text (GTK_ENTRY (cmd));
- s->cdata = load_configurator (cmd_line, s->debug_p);
- if (s->cdata && s->cdata->widget)
- gtk_box_pack_start (GTK_BOX (parent), s->cdata->widget, TRUE, TRUE, 0);
- }
+ {
+ saver_preferences *p = &s->prefs;
+ int list_elt = selected_list_element (s);
+ int hack_number = (list_elt >= 0 && list_elt < s->list_count
+ ? s->list_elt_to_hack_number[list_elt]
+ : -1);
+ screenhack *hack = (hack_number >= 0 ? p->screenhacks[hack_number] : 0);
+ if (hack)
+ {
+ GtkWidget *parent = name_to_widget (s, "settings_vbox");
+ GtkWidget *cmd = GTK_WIDGET (name_to_widget (s, "cmd_text"));
+ const char *cmd_line = gtk_entry_get_text (GTK_ENTRY (cmd));
+ s->cdata = load_configurator (cmd_line, s->debug_p);
+ if (s->cdata && s->cdata->widget)
+ gtk_box_pack_start (GTK_BOX (parent), s->cdata->widget,
+ TRUE, TRUE, 0);
+ }
+ }
doc_string = (s->cdata
? s->cdata->description
static void
fix_text_entry_sizes (state *s)
{
-#ifdef FIXME
+ GtkWidget *w;
+
+# if 0 /* appears no longer necessary with Gtk 1.2.10 */
const char * const spinbuttons[] = {
"timeout_spinbutton", "cycle_spinbutton", "lock_spinbutton",
"dpms_standby_spinbutton", "dpms_suspend_spinbutton",
"-fade_spinbutton" };
int i;
int width = 0;
- GtkWidget *w;
for (i = 0; i < countof(spinbuttons); i++)
{
width = gdk_string_width (w->style->font, "mmmmmmmmmmmmmmmmmmmm");
gtk_widget_set_usize (w, width, -2);
- /* Now fix the height of the list.
+# endif /* 0 */
+
+ /* Now fix the height of the list widget:
+ make it default to being around 10 text-lines high instead of 4.
*/
+ w = GTK_WIDGET (name_to_widget (s, "list"));
{
int lines = 10;
int height;
int leading = 3; /* approximate is ok... */
int border = 2;
- w = GTK_WIDGET (name_to_widget (s, "list"));
+
+#ifdef HAVE_GTK2
+ PangoFontMetrics *pain =
+ pango_context_get_metrics (gtk_widget_get_pango_context (w),
+ w->style->font_desc,
+ gtk_get_default_language ());
+ height = PANGO_PIXELS (pango_font_metrics_get_ascent (pain) +
+ pango_font_metrics_get_descent (pain));
+#else /* !HAVE_GTK2 */
height = w->style->font->ascent + w->style->font->descent;
+#endif /* !HAVE_GTK2 */
+
height += leading;
height *= lines;
height += border * 2;
w = GTK_WIDGET (name_to_widget (s, "scroller"));
gtk_widget_set_usize (w, -2, height);
}
-#endif
}
}
else
{
- int hack_number = (list_elt >= 0 && list_elt < p->screenhacks_count
+ int hack_number = (list_elt >= 0 && list_elt < s->list_count
? s->list_elt_to_hack_number[list_elt]
: -1);
hack = (hack_number >= 0 ? p->screenhacks[hack_number] : 0);
if (a == b)
return 0;
else
- return strcmp (sort_hack_cmp_names_kludge[*(int *) a],
- sort_hack_cmp_names_kludge[*(int *) b]);
+ {
+ int aa = *(int *) a;
+ int bb = *(int *) b;
+ const char last[] = "\377\377\377\377\377\377\377\377\377\377\377";
+ return strcmp ((aa < 0 ? last : sort_hack_cmp_names_kludge[aa]),
+ (bb < 0 ? last : sort_hack_cmp_names_kludge[bb]));
+ }
}
initialize_sort_map (state *s)
{
saver_preferences *p = &s->prefs;
- int i;
+ int i, j;
if (s->list_elt_to_hack_number) free (s->list_elt_to_hack_number);
if (s->hack_number_to_list_elt) free (s->hack_number_to_list_elt);
+ if (s->hacks_available_p) free (s->hacks_available_p);
s->list_elt_to_hack_number = (int *)
calloc (sizeof(int), p->screenhacks_count + 1);
s->hack_number_to_list_elt = (int *)
calloc (sizeof(int), p->screenhacks_count + 1);
+ s->hacks_available_p = (Bool *)
+ calloc (sizeof(Bool), p->screenhacks_count + 1);
+
+ /* Check which hacks actually exist on $PATH
+ */
+ for (i = 0; i < p->screenhacks_count; i++)
+ {
+ screenhack *hack = p->screenhacks[i];
+ s->hacks_available_p[i] = on_path_p (hack->command);
+ }
- /* Initialize table to 1:1 mapping */
+ /* Initialize list->hack table to unsorted mapping, omitting nonexistent
+ hacks, if desired.
+ */
+ j = 0;
for (i = 0; i < p->screenhacks_count; i++)
- s->list_elt_to_hack_number[i] = i;
+ {
+ if (!p->ignore_uninstalled_p ||
+ s->hacks_available_p[i])
+ s->list_elt_to_hack_number[j++] = i;
+ }
+ s->list_count = j;
+
+ for (; j < p->screenhacks_count; j++)
+ s->list_elt_to_hack_number[j] = -1;
- /* Generate list of names (once)
+
+ /* Generate list of sortable names (once)
*/
sort_hack_cmp_names_kludge = (char **)
calloc (sizeof(char *), p->screenhacks_count);
sort_hack_cmp_names_kludge[i] = name;
}
- /* Sort alphabetically
+ /* Sort list->hack map alphabetically
*/
qsort (s->list_elt_to_hack_number,
p->screenhacks_count,
gdk_window_set_background (window, &p->style->bg[GTK_STATE_NORMAL]);
gdk_window_clear (window);
-#ifdef HAVE_GTK2
{
- GtkWidget *notebook;
-
- notebook = name_to_widget (s, "preview_notebook");
+ int list_elt = selected_list_element (s);
+ int hack_number = (list_elt >= 0
+ ? s->list_elt_to_hack_number[list_elt]
+ : -1);
+ Bool available_p = (hack_number >= 0
+ ? s->hacks_available_p [hack_number]
+ : True);
+#ifdef HAVE_GTK2
+ GtkWidget *notebook = name_to_widget (s, "preview_notebook");
gtk_notebook_set_page (GTK_NOTEBOOK (notebook),
- s->running_preview_error_p
- ? 1 : 0);
- }
+ (s->running_preview_error_p
+ ? (available_p ? 1 : 2)
+ : 0));
#else /* !HAVE_GTK2 */
- if (s->running_preview_error_p)
- {
- const char * const lines[] = { N_("No Preview"), N_("Available") };
- int lh = p->style->font->ascent + p->style->font->descent;
- int y, i;
- gint w, h;
- gdk_window_get_size (window, &w, &h);
- y = (h - (lh * countof(lines))) / 2;
- y += p->style->font->ascent;
- for (i = 0; i < countof(lines); i++)
- {
- int sw = gdk_string_width (p->style->font, _(lines[i]));
- int x = (w - sw) / 2;
- gdk_draw_string (window, p->style->font,
- p->style->fg_gc[GTK_STATE_NORMAL],
- x, y, _(lines[i]));
- y += lh;
- }
- }
+ if (s->running_preview_error_p)
+ {
+ const char * const lines1[] = { N_("No Preview"), N_("Available") };
+ const char * const lines2[] = { N_("Not"), N_("Installed") };
+ int nlines = countof(lines1);
+ int lh = p->style->font->ascent + p->style->font->descent;
+ int y, i;
+ gint w, h;
+
+ const char * const *lines = (available_p ? lines1 : lines2);
+
+ gdk_window_get_size (window, &w, &h);
+ y = (h - (lh * nlines)) / 2;
+ y += p->style->font->ascent;
+ for (i = 0; i < nlines; i++)
+ {
+ int sw = gdk_string_width (p->style->font, _(lines[i]));
+ int x = (w - sw) / 2;
+ gdk_draw_string (window, p->style->font,
+ p->style->fg_gc[GTK_STATE_NORMAL],
+ x, y, _(lines[i]));
+ y += lh;
+ }
+ }
#endif /* !HAVE_GTK2 */
+ }
gdk_flush ();
}
style->fg_gc[GTK_STATE_NORMAL] = fgc;
style->bg_gc[GTK_STATE_NORMAL] = fgc;
gtk_widget_set_style (widget, style);
+
+ /* For debugging purposes, put a title on the window (so that
+ it can be easily found in the output of "xwininfo -tree".)
+ */
+ gdk_window_set_title (window, "Preview");
}
gtk_widget_show (widget);
char *ss = strchr (ps, ' ');
if (ss) *ss = 0;
ss = strrchr (ps, '/');
- if (ss) *ss = 0;
- else ss = ps;
+ if (!ss)
+ ss = ps;
+ else
+ {
+ ss = strdup (ss+1);
+ free (ps);
+ }
return ss;
}
else
if (pid == s->running_preview_pid)
{
char *ss = subproc_pretty_name (s);
- fprintf (stderr, "%s: pid %lu (%s) died\n", blurb(), pid, ss);
+ fprintf (stderr, "%s: pid %lu (%s) died\n", blurb(),
+ (unsigned long) pid, ss);
free (ss);
}
else
- fprintf (stderr, "%s: pid %lu died\n", blurb(), pid);
+ fprintf (stderr, "%s: pid %lu died\n", blurb(),
+ (unsigned long) pid);
}
}
}
sprintf (buf, "%s: running %s", blurb(), av[0]);
perror (buf);
}
- exit (1); /* exits fork */
+
+ /* Note that one must use _exit() instead of exit() in procs forked
+ off of Gtk programs -- Gtk installs an atexit handler that has a
+ copy of the X connection (which we've already closed, for safety.)
+ If one uses exit() instead of _exit(), then one sometimes gets a
+ spurious "Gdk-ERROR: Fatal IO error on X server" error message.
+ */
+ _exit (1); /* exits fork */
break;
}
default:
int wait_status = 0;
FILE *f = fdopen (in, "r");
- unsigned long v = 0;
+ unsigned int v = 0;
char c;
close (out); /* don't need this one */
{
if (s->debug_p)
fprintf (stderr, "%s: pid %lu (%s) was already dead.\n",
- blurb(), s->running_preview_pid, ss);
+ blurb(), (unsigned long) s->running_preview_pid, ss);
}
else
{
char buf [1024];
sprintf (buf, "%s: couldn't kill pid %lu (%s)",
- blurb(), s->running_preview_pid, ss);
+ blurb(), (unsigned long) s->running_preview_pid, ss);
perror (buf);
}
}
else if (s->debug_p)
fprintf (stderr, "%s: killed pid %lu (%s)\n", blurb(),
- s->running_preview_pid, ss);
+ (unsigned long) s->running_preview_pid, ss);
free (ss);
s->running_preview_pid = 0;
else
{
strcpy (new_cmd, cmd);
- sprintf (new_cmd + strlen (new_cmd), " -window-id 0x%X", id);
+ sprintf (new_cmd + strlen (new_cmd), " -window-id 0x%X",
+ (unsigned int) id);
}
kill_preview_subproc (s);
{
close (ConnectionNumber (GDK_DISPLAY()));
+ hack_subproc_environment (id, s->debug_p);
+
usleep (250000); /* pause for 1/4th second before launching, to give
the previous program time to die and flush its X
buffer, so we don't get leftover turds on the
exec_command (p->shell, new_cmd, p->nice_inferior);
/* Don't bother printing an error message when we are unable to
- exec subprocesses; we handle that by polling the pid later. */
- exit (1); /* exits child fork */
+ exec subprocesses; we handle that by polling the pid later.
+
+ Note that one must use _exit() instead of exit() in procs forked
+ off of Gtk programs -- Gtk installs an atexit handler that has a
+ copy of the X connection (which we've already closed, for safety.)
+ If one uses exit() instead of _exit(), then one sometimes gets a
+ spurious "Gdk-ERROR: Fatal IO error on X server" error message.
+ */
+ _exit (1); /* exits child fork */
break;
default:
if (s->debug_p)
{
char *ss = subproc_pretty_name (s);
- fprintf (stderr, "%s: forked %lu (%s)\n", blurb(), forked, ss);
+ fprintf (stderr, "%s: forked %lu (%s)\n", blurb(),
+ (unsigned long) forked, ss);
free (ss);
}
break;
}
+static void
+hack_subproc_environment (Window preview_window_id, Bool debug_p)
+{
+ /* Store a window ID in $XSCREENSAVER_WINDOW -- this isn't strictly
+ necessary yet, but it will make programs work if we had invoked
+ them with "-root" and not with "-window-id" -- which, of course,
+ doesn't happen.
+ */
+ char *nssw = (char *) malloc (40);
+ sprintf (nssw, "XSCREENSAVER_WINDOW=0x%X", (unsigned int) preview_window_id);
+
+ /* Allegedly, BSD 4.3 didn't have putenv(), but nobody runs such systems
+ any more, right? It's not Posix, but everyone seems to have it. */
+ if (putenv (nssw))
+ abort ();
+
+ if (debug_p)
+ fprintf (stderr, "%s: %s\n", blurb(), nssw);
+
+ /* do not free(nssw) -- see above */
+}
+
+
/* Called from a timer:
Launches the currently-chosen subprocess, if it's not already running.
If there's a different process running, kills it.
{
char *ss = subproc_pretty_name (s);
fprintf (stderr, "%s: timer: pid %lu (%s) is %s\n", blurb(),
- s->running_preview_pid, ss,
+ (unsigned long) s->running_preview_pid, ss,
(s->running_preview_error_p ? "dead" : "alive"));
free (ss);
}
"xscreensaver as \"%s\".\n"
"\n"
"Restart the xscreensaver daemon now?\n"),
- blurb(), luser, lhost,
+ progname, luser, lhost,
d,
(ruser ? ruser : "???"), (rhost ? rhost : "???"),
- blurb(),
- blurb(), (ruser ? ruser : "???"),
+ progname,
+ progname, (ruser ? ruser : "???"),
luser);
}
else if (rhost && *rhost && !!strcmp (rhost, lhost))
"%s won't work right.\n"
"\n"
"Restart the daemon on \"%s\" as \"%s\" now?\n"),
- blurb(), luser, lhost,
+ progname, luser, lhost,
d,
(ruser ? ruser : "???"), (rhost ? rhost : "???"),
luser,
- blurb(),
+ progname,
lhost, luser);
}
else if (!!strcmp (rversion, s->short_version))
}
+#ifdef __GNUC__
+ __extension__ /* shut up about "string length is greater than the length
+ ISO C89 compilers are required to support" when including
+ the .ad file... */
+#endif
+
static char *defaults[] = {
#include "XScreenSaver_ad.h"
0
# ifdef HAVE_CRAPPLET
" [--crapplet]"
# endif
- "\n\t\t [--debug] [--sync] [--no-xshm]";
+ "\n\t\t [--debug] [--sync] [--no-xshm] [--configdir dir]";
static void
map_popup_window_cb (GtkWidget *w, gpointer user_data)
Display *dpy;
Widget toplevel_shell;
char *real_progname = argv[0];
- char window_title[255];
+ char *window_title;
+ char *geom = 0;
Bool crapplet_p = False;
char *str;
/* We need to parse this arg really early... Sigh. */
for (i = 1; i < argc; i++)
- if (argv[i] &&
- (!strcmp(argv[i], "--crapplet") ||
- !strcmp(argv[i], "--capplet")))
- {
+ {
+ if (argv[i] &&
+ (!strcmp(argv[i], "--crapplet") ||
+ !strcmp(argv[i], "--capplet")))
+ {
# if defined(HAVE_CRAPPLET) || defined(HAVE_GTK2)
- int j;
- crapplet_p = True;
- for (j = i; j < argc; j++) /* remove it from the list */
- argv[j] = argv[j+1];
- argc--;
+ int j;
+ crapplet_p = True;
+ for (j = i; j < argc; j++) /* remove it from the list */
+ argv[j] = argv[j+1];
+ argc--;
# else /* !HAVE_CRAPPLET && !HAVE_GTK2 */
- fprintf (stderr, "%s: not compiled with --crapplet support\n",
- real_progname);
- fprintf (stderr, "%s: %s\n", real_progname, usage);
- exit (1);
+ fprintf (stderr, "%s: not compiled with --crapplet support\n",
+ real_progname);
+ fprintf (stderr, "%s: %s\n", real_progname, usage);
+ exit (1);
# endif /* !HAVE_CRAPPLET && !HAVE_GTK2 */
- }
- else if (argv[i] &&
- (!strcmp(argv[i], "--debug") ||
- !strcmp(argv[i], "-debug") ||
- !strcmp(argv[i], "-d")))
- {
- int j;
- s->debug_p = True;
- for (j = i; j < argc; j++) /* remove it from the list */
- argv[j] = argv[j+1];
- argc--;
+ }
+ else if (argv[i] &&
+ (!strcmp(argv[i], "--debug") ||
+ !strcmp(argv[i], "-debug") ||
+ !strcmp(argv[i], "-d")))
+ {
+ int j;
+ s->debug_p = True;
+ for (j = i; j < argc; j++) /* remove it from the list */
+ argv[j] = argv[j+1];
+ argc--;
+ i--;
+ }
+ else if (argv[i] &&
+ argc > i+1 &&
+ *argv[i+1] &&
+ (!strcmp(argv[i], "-geometry") ||
+ !strcmp(argv[i], "-geom") ||
+ !strcmp(argv[i], "-geo") ||
+ !strcmp(argv[i], "-g")))
+ {
+ int j;
+ geom = argv[i+1];
+ for (j = i; j < argc; j++) /* remove them from the list */
+ argv[j] = argv[j+2];
+ argc -= 2;
+ i -= 2;
+ }
+ else if (argv[i] &&
+ argc > i+1 &&
+ *argv[i+1] &&
+ (!strcmp(argv[i], "--configdir")))
+ {
+ int j;
+ struct stat st;
+ hack_configuration_path = argv[i+1];
+ for (j = i; j < argc; j++) /* remove them from the list */
+ argv[j] = argv[j+2];
+ argc -= 2;
+ i -= 2;
+
+ if (0 != stat (hack_configuration_path, &st))
+ {
+ char buf[255];
+ sprintf (buf, "%s: %.200s", blurb(), hack_configuration_path);
+ perror (buf);
+ exit (1);
+ }
+ else if (!S_ISDIR (st.st_mode))
+ {
+ fprintf (stderr, "%s: not a directory: %s\n",
+ blurb(), hack_configuration_path);
+ exit (1);
+ }
+ }
}
+
+ if (s->debug_p)
+ fprintf (stderr, "%s: using config directory \"%s\"\n",
+ progname, hack_configuration_path);
+
+
/* Let Gtk open the X connection, then initialize Xt to use that
same connection. Doctor Frankenstein would be proud.
*/
;
else
{
- fprintf (stderr, _("%s: unknown option: %s\n"), real_progname, argv[i]);
+ fprintf (stderr, _("%s: unknown option: %s\n"), real_progname,
+ argv[i]);
fprintf (stderr, "%s: %s\n", real_progname, usage);
exit (1);
}
was in argv[0].
*/
p->db = db;
+
+ hack_environment (s); /* must be before initialize_sort_map() */
+
load_init_file (p);
initialize_sort_map (s);
/* Set the main window's title. */
{
+ char *base_title = _("Screensaver Preferences");
char *v = (char *) strdup(strchr(screensaver_id, ' '));
char *s1, *s2, *s3, *s4;
s1 = (char *) strchr(v, ' '); s1++;
s4 = (char *) strchr(s3, ')');
*s2 = 0;
*s4 = 0;
- sprintf (window_title, "%.50s %.50s, %.50s", progclass, s1, s3);
+
+ window_title = (char *) malloc (strlen (base_title) +
+ strlen (progclass) +
+ strlen (s1) + strlen (s3) +
+ 100);
+ sprintf (window_title, "%s (%s %s, %s)", base_title, progclass, s1, s3);
gtk_window_set_title (GTK_WINDOW (s->toplevel_widget), window_title);
gtk_window_set_title (GTK_WINDOW (s->popup_widget), window_title);
free (v);
# ifdef HAVE_CRAPPLET_IMMEDIATE
capplet_widget_changes_are_immediate (CAPPLET_WIDGET (capplet));
# endif /* HAVE_CRAPPLET_IMMEDIATE */
-
/* In crapplet-mode, take off the menubar. */
gtk_widget_hide (name_to_widget (s, "menubar"));
gtk_widget_ref (outer_vbox);
gtk_container_remove (GTK_CONTAINER (s->toplevel_widget),
outer_vbox);
- GTK_OBJECT_SET_FLAGS (outer_vbox, GTK_FLOATING);
+ STFU GTK_OBJECT_SET_FLAGS (outer_vbox, GTK_FLOATING);
gtk_container_add (GTK_CONTAINER (capplet), outer_vbox);
/* Find the window above us, and set the title and close handler. */
# endif /* HAVE_CRAPPLET */
+ /* The Gnome folks hate the menubar. I think it's important to have access
+ to the commands on the File menu (Restart Daemon, etc.) and to the
+ About and Documentation commands on the Help menu.
+ */
+#if 0
+#ifdef HAVE_GTK2
+ gtk_widget_hide (name_to_widget (s, "menubar"));
+#endif
+#endif
+
+ free (window_title);
+ window_title = 0;
+
+#ifdef HAVE_GTK2
+ /* After picking the default size, allow -geometry to override it. */
+ if (geom)
+ gtk_window_parse_geometry (GTK_WINDOW (s->toplevel_widget), geom);
+#endif
+
gtk_widget_show (s->toplevel_widget);
init_icon (GTK_WIDGET (s->toplevel_widget)->window); /* after `show' */
- hack_environment (s);
fix_preview_visual (s);
/* Realize page zero, so that we can diddle the scrollbar when the
int i;
for (i = 0; i < p->screenhacks_count; i++)
{
- screenhack *hack = p->screenhacks[s->hack_number_to_list_elt[i]];
+ screenhack *hack = p->screenhacks[i];
conf_data *d = load_configurator (hack->command, False);
if (d) free_conf_data (d);
}