/* demo-Gtk.c --- implements the interactive demo-mode and options dialogs.
- * xscreensaver, Copyright (c) 1993-2001 Jamie Zawinski <jwz@jwz.org>
+ * xscreensaver, Copyright (c) 1993-2002 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 <stdio.h>
#include <sys/stat.h>
+
+#include <signal.h>
+#include <errno.h>
+#ifdef HAVE_SYS_WAIT_H
+# include <sys/wait.h> /* for waitpid() and associated macros */
+#endif
+
+
#include <X11/Xproto.h> /* for CARD32 */
#include <X11/Xatom.h> /* for XA_INTEGER */
#include <X11/Intrinsic.h>
#include "logo-180.xpm"
#include "demo-Gtk-widgets.h"
+#include "demo-Gtk-support.h"
+#include "demo-Gtk-conf.h"
#include <stdio.h>
#include <string.h>
char *progclass = "XScreenSaver";
XrmDatabase db;
-static Bool crapplet_p = False;
-static Bool initializing_p;
-static GtkWidget *toplevel_widget;
+/* The order of the items in the mode menu. */
+static int mode_menu_order[] = {
+ DONT_BLANK, BLANK_ONLY, ONE_HACK, RANDOM_HACKS };
+
typedef struct {
- saver_preferences *a, *b;
-} prefs_pair;
-static void *global_prefs_pair; /* I hate C so much... */
+ char *short_version; /* version number of this xscreensaver build */
+
+ GtkWidget *toplevel_widget; /* the main window */
+ GtkWidget *base_widget; /* root of our hierarchy (for name lookups) */
+ GtkWidget *popup_widget; /* the "Settings" dialog */
+ conf_data *cdata; /* private data for per-hack configuration */
+
+ Bool debug_p; /* whether to print diagnostics */
+ Bool initializing_p; /* flag for breaking recursion loops */
+ Bool saving_p; /* flag for breaking recursion loops */
+
+ char *desired_preview_cmd; /* subprocess we intend to run */
+ char *running_preview_cmd; /* subprocess we are currently running */
+ pid_t running_preview_pid; /* pid of forked subproc (might be dead) */
+ Bool running_preview_error_p; /* whether the pid died abnormally */
-char *blurb (void) { return progname; }
+ Bool preview_suppressed_p; /* flag meaning "don't launch subproc" */
+ int subproc_timer_id; /* timer to delay subproc launch */
+ int subproc_check_timer_id; /* timer to check whether it started up */
+ int subproc_check_countdown; /* how many more checks left */
+ int preview_nice_level;
-static char *short_version = 0;
+ int *list_elt_to_hack_number; /* table for sorting the hack list */
+ int *hack_number_to_list_elt; /* the inverse table */
+
+ int _selected_list_element; /* don't use this: call
+ selected_list_element() instead */
+
+ saver_preferences prefs;
+
+} state;
+
+
+/* Total fucking evilness due to the fact that it's rocket science to get
+ a closure object of our own down into the various widget callbacks. */
+static state *global_state_kludge;
Atom XA_VROOT;
Atom XA_SCREENSAVER, XA_SCREENSAVER_RESPONSE, XA_SCREENSAVER_VERSION;
Atom XA_ACTIVATE, XA_BLANK, XA_LOCK, XA_RESTART, XA_EXIT;
-static void populate_demo_window (GtkWidget *toplevel,
- int which, prefs_pair *pair);
-static void populate_prefs_page (GtkWidget *top, prefs_pair *pair);
-static int apply_changes_and_save (GtkWidget *widget);
-static int maybe_reload_init_file (GtkWidget *widget, prefs_pair *pair);
-static void await_xscreensaver (GtkWidget *widget);
+static void populate_demo_window (state *, int list_elt);
+static void populate_prefs_page (state *);
+static void populate_popup_window (state *);
+
+static Bool flush_dialog_changes_and_save (state *);
+static Bool flush_popup_changes_and_save (state *);
+
+static int maybe_reload_init_file (state *);
+static void await_xscreensaver (state *);
+
+static void schedule_preview (state *, const char *cmd);
+static void kill_preview_subproc (state *);
+static void schedule_preview_check (state *);
+
\f
/* Some random utility functions
*/
+const char *
+blurb (void)
+{
+ time_t now = time ((time_t *) 0);
+ char *ct = (char *) ctime (&now);
+ static char buf[255];
+ int n = strlen(progname);
+ if (n > 100) n = 99;
+ strncpy(buf, progname, n);
+ buf[n++] = ':';
+ buf[n++] = ' ';
+ strncpy(buf+n, ct+11, 8);
+ strcpy(buf+n+9, ": ");
+ return buf;
+}
+
+
static GtkWidget *
-name_to_widget (GtkWidget *widget, const char *name)
+name_to_widget (state *s, const char *name)
{
- return (GtkWidget *) gtk_object_get_data (GTK_OBJECT(toplevel_widget), name);
+ GtkWidget *w;
+ if (!s) abort();
+ if (!name) abort();
+ if (!*name) abort();
+
+ w = (GtkWidget *) gtk_object_get_data (GTK_OBJECT (s->base_widget),
+ name);
+ if (w) return w;
+ w = (GtkWidget *) gtk_object_get_data (GTK_OBJECT (s->popup_widget),
+ name);
+ if (w) return w;
+
+ fprintf (stderr, "%s: no widget \"%s\"\n", blurb(), name);
+ abort();
}
GList *kids;
int nkids = 0;
GtkWidget *selected = 0;
- int which = -1;
+ int list_elt = -1;
GtkAdjustment *adj;
gint parent_h, child_y, child_h, children_h, ignore;
double ratio_t, ratio_b;
if (!selected)
return;
- which = gtk_list_child_position (list_widget, GTK_WIDGET (selected));
+ list_elt = gtk_list_child_position (list_widget, GTK_WIDGET (selected));
for (kids = gtk_container_children (GTK_CONTAINER (list_widget));
kids; kids = kids->next)
GtkWidget *cancel = 0;
int i = 0;
- while (parent->parent)
+ while (parent && !parent->window)
parent = parent->parent;
if (!GTK_WIDGET (parent)->window) /* too early to pop up transient dialogs */
- return;
+ {
+ fprintf (stderr, "%s: too early for dialog?\n", progname);
+ return;
+ }
head = msg;
while (head)
static void
-run_cmd (GtkWidget *widget, Atom command, int arg)
+run_cmd (state *s, Atom command, int arg)
{
char *err = 0;
int status;
- apply_changes_and_save (widget);
+ flush_dialog_changes_and_save (s);
status = xscreensaver_command (GDK_DISPLAY(), command, arg, False, &err);
if (status < 0)
{
sprintf (buf, "Error:\n\n%s", err);
else
strcpy (buf, "Unknown error!");
- warning_dialog (widget, buf, False, 100);
+ warning_dialog (s->toplevel_widget, buf, False, 100);
}
if (err) free (err);
}
static void
-run_hack (GtkWidget *widget, int which, Bool report_errors_p)
+run_hack (state *s, int list_elt, Bool report_errors_p)
{
- if (which < 0) return;
- apply_changes_and_save (widget);
+ int hack_number;
+ if (list_elt < 0) return;
+ hack_number = s->list_elt_to_hack_number[list_elt];
+
+ flush_dialog_changes_and_save (s);
+ schedule_preview (s, 0);
if (report_errors_p)
- run_cmd (widget, XA_DEMO, which + 1);
+ run_cmd (s, XA_DEMO, hack_number + 1);
else
{
char *s = 0;
- xscreensaver_command (GDK_DISPLAY(), XA_DEMO, which + 1, False, &s);
+ xscreensaver_command (GDK_DISPLAY(), XA_DEMO, hack_number + 1,
+ False, &s);
if (s) free (s);
}
}
void
exit_menu_cb (GtkMenuItem *menuitem, gpointer user_data)
{
- apply_changes_and_save (GTK_WIDGET (menuitem));
+ state *s = global_state_kludge; /* I hate C so much... */
+ flush_dialog_changes_and_save (s);
+ kill_preview_subproc (s);
gtk_main_quit ();
}
static void
-wm_close_cb (GtkWidget *widget, GdkEvent *event, gpointer data)
+wm_toplevel_close_cb (GtkWidget *widget, GdkEvent *event, gpointer data)
{
- apply_changes_and_save (widget);
+ state *s = (state *) data;
+ flush_dialog_changes_and_save (s);
gtk_main_quit ();
}
-void
-cut_menu_cb (GtkMenuItem *menuitem, gpointer user_data)
-{
- /* #### */
- warning_dialog (GTK_WIDGET (menuitem),
- "Error:\n\n"
- "cut unimplemented\n", False, 1);
-}
-
-
-void
-copy_menu_cb (GtkMenuItem *menuitem, gpointer user_data)
-{
- /* #### */
- warning_dialog (GTK_WIDGET (menuitem),
- "Error:\n\n"
- "copy unimplemented\n", False, 1);
-}
-
-
-void
-paste_menu_cb (GtkMenuItem *menuitem, gpointer user_data)
-{
- /* #### */
- warning_dialog (GTK_WIDGET (menuitem),
- "Error:\n\n"
- "paste unimplemented\n", False, 1);
-}
-
-
void
about_menu_cb (GtkMenuItem *menuitem, gpointer user_data)
{
*s = 0;
s += 2;
- sprintf(copy, "Copyright \251 1991-2001 %s", s);
+ sprintf(copy, "Copyright \251 1991-2002 %s", s);
sprintf (msg, "%s\n\n%s", copy, desc);
void
doc_menu_cb (GtkMenuItem *menuitem, gpointer user_data)
{
- /* prefs_pair *pair = (prefs_pair *) client_data; */
- prefs_pair *pair = global_prefs_pair; /* I hate C so much... */
-
- saver_preferences *p = pair->a;
+ state *s = global_state_kludge; /* I hate C so much... */
+ saver_preferences *p = &s->prefs;
char *help_command;
if (!p->help_url || !*p->help_url)
{
- warning_dialog (GTK_WIDGET (menuitem),
+ warning_dialog (s->toplevel_widget,
"Error:\n\n"
"No Help URL has been specified.\n", False, 100);
return;
void
activate_menu_cb (GtkMenuItem *menuitem, gpointer user_data)
{
- run_cmd (GTK_WIDGET (menuitem), XA_ACTIVATE, 0);
+ state *s = global_state_kludge; /* I hate C so much... */
+ run_cmd (s, XA_ACTIVATE, 0);
}
void
lock_menu_cb (GtkMenuItem *menuitem, gpointer user_data)
{
- run_cmd (GTK_WIDGET (menuitem), XA_LOCK, 0);
+ state *s = global_state_kludge; /* I hate C so much... */
+ run_cmd (s, XA_LOCK, 0);
}
void
kill_menu_cb (GtkMenuItem *menuitem, gpointer user_data)
{
- run_cmd (GTK_WIDGET (menuitem), XA_EXIT, 0);
+ state *s = global_state_kludge; /* I hate C so much... */
+ run_cmd (s, XA_EXIT, 0);
}
void
restart_menu_cb (GtkWidget *widget, gpointer user_data)
{
-#if 0
- run_cmd (GTK_WIDGET (widget), XA_RESTART, 0);
-#else
- apply_changes_and_save (GTK_WIDGET (widget));
+ state *s = global_state_kludge; /* I hate C so much... */
+ flush_dialog_changes_and_save (s);
xscreensaver_command (GDK_DISPLAY(), XA_EXIT, 0, False, NULL);
sleep (1);
system ("xscreensaver -nosplash &");
-#endif
- await_xscreensaver (GTK_WIDGET (widget));
+ await_xscreensaver (s);
}
static void
-await_xscreensaver (GtkWidget *widget)
+await_xscreensaver (state *s)
{
int countdown = 5;
server_xscreensaver_version (dpy, &rversion, 0, 0);
/* If it's not there yet, wait a second... */
- sleep (1);
+ if (!rversion)
+ sleep (1);
}
/* if (dialog) gtk_widget_destroy (dialog);*/
else
strcat (buf, "Please check your $PATH and permissions.");
- warning_dialog (widget, buf, False, 1);
+ warning_dialog (s->toplevel_widget, buf, False, 1);
}
}
-static int _selected_hack_number = -1;
-
static int
-selected_hack_number (GtkWidget *toplevel)
+selected_list_element (state *s)
{
-#if 0
- GtkViewport *vp = GTK_VIEWPORT (name_to_widget (toplevel, "viewport"));
- GtkList *list_widget = GTK_LIST (GTK_BIN(vp)->child);
- GList *slist = list_widget->selection;
- GtkWidget *selected = (slist ? GTK_WIDGET (slist->data) : 0);
- int which = (selected
- ? gtk_list_child_position (list_widget, GTK_WIDGET (selected))
- : -1);
- return which;
-#else
- return _selected_hack_number;
-#endif
+ return s->_selected_list_element;
}
static int
-demo_write_init_file (GtkWidget *widget, saver_preferences *p)
+demo_write_init_file (state *s, saver_preferences *p)
{
- if (!write_init_file (p, short_version, False))
- return 0;
+
+#if 0
+ /* #### try to figure out why shit keeps getting reordered... */
+ if (strcmp (s->prefs.screenhacks[0]->name, "DNA Lounge Slideshow"))
+ abort();
+#endif
+
+ if (!write_init_file (p, s->short_version, False))
+ {
+ if (s->debug_p)
+ fprintf (stderr, "%s: wrote %s\n", blurb(), init_file_name());
+ return 0;
+ }
else
{
const char *f = init_file_name();
if (!f || !*f)
- warning_dialog (widget,
+ warning_dialog (s->toplevel_widget,
"Error:\n\nCouldn't determine init file name!\n",
False, 100);
else
{
char *b = (char *) malloc (strlen(f) + 1024);
sprintf (b, "Error:\n\nCouldn't write %s\n", f);
- warning_dialog (widget, b, False, 100);
+ warning_dialog (s->toplevel_widget, b, False, 100);
free (b);
}
return -1;
}
-static int
-apply_changes_and_save_1 (GtkWidget *widget)
-{
- /* prefs_pair *pair = (prefs_pair *) client_data; */
- prefs_pair *pair = global_prefs_pair; /* I hate C so much... */
- saver_preferences *p = pair->a;
- GtkList *list_widget =
- GTK_LIST (name_to_widget (widget, "list"));
- int which = selected_hack_number (widget);
-
- GtkEntry *cmd = GTK_ENTRY (name_to_widget (widget, "cmd_text"));
- GtkToggleButton *enabled =
- GTK_TOGGLE_BUTTON (name_to_widget (widget, "enabled"));
- GtkCombo *vis = GTK_COMBO (name_to_widget (widget, "visual_combo"));
-
- Bool enabled_p = gtk_toggle_button_get_active (enabled);
- const char *visual = gtk_entry_get_text (GTK_ENTRY (GTK_COMBO (vis)->entry));
- const char *command = gtk_entry_get_text (cmd);
-
- char c;
- unsigned long id;
-
- if (which < 0) return -1;
-
- if (maybe_reload_init_file (widget, pair) != 0)
- return 1;
-
- /* Sanity-check and canonicalize whatever the user typed into the combo box.
- */
- if (!strcasecmp (visual, "")) visual = "";
- else if (!strcasecmp (visual, "any")) visual = "";
- else if (!strcasecmp (visual, "default")) visual = "Default";
- else if (!strcasecmp (visual, "default-n")) visual = "Default-N";
- else if (!strcasecmp (visual, "default-i")) visual = "Default-I";
- else if (!strcasecmp (visual, "best")) visual = "Best";
- else if (!strcasecmp (visual, "mono")) visual = "Mono";
- else if (!strcasecmp (visual, "monochrome")) visual = "Mono";
- else if (!strcasecmp (visual, "gray")) visual = "Gray";
- else if (!strcasecmp (visual, "grey")) visual = "Gray";
- else if (!strcasecmp (visual, "color")) visual = "Color";
- else if (!strcasecmp (visual, "gl")) visual = "GL";
- else if (!strcasecmp (visual, "staticgray")) visual = "StaticGray";
- else if (!strcasecmp (visual, "staticcolor")) visual = "StaticColor";
- else if (!strcasecmp (visual, "truecolor")) visual = "TrueColor";
- else if (!strcasecmp (visual, "grayscale")) visual = "GrayScale";
- 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, " 0x%lx %c", &id, &c)) ;
- else
- {
- gdk_beep (); /* unparsable */
- visual = "";
- gtk_entry_set_text (GTK_ENTRY (GTK_COMBO (vis)->entry), "Any");
- }
-
- ensure_selected_item_visible (GTK_WIDGET (list_widget));
-
- if (!p->screenhacks[which]->visual)
- p->screenhacks[which]->visual = strdup ("");
- if (!p->screenhacks[which]->command)
- p->screenhacks[which]->command = strdup ("");
-
- if (p->screenhacks[which]->enabled_p != enabled_p ||
- !!strcasecmp (p->screenhacks[which]->visual, visual) ||
- !!strcasecmp (p->screenhacks[which]->command, command))
- {
- /* Something was changed -- store results into the struct,
- and write the file.
- */
- free (p->screenhacks[which]->visual);
- free (p->screenhacks[which]->command);
- p->screenhacks[which]->visual = strdup (visual);
- p->screenhacks[which]->command = strdup (command);
- p->screenhacks[which]->enabled_p = enabled_p;
-
- return demo_write_init_file (widget, p);
- }
-
- /* No changes made */
- return 0;
-}
-
-void prefs_ok_cb (GtkButton *button, gpointer user_data);
-
-static int
-apply_changes_and_save (GtkWidget *widget)
-{
- prefs_ok_cb ((GtkButton *) widget, 0);
- return apply_changes_and_save_1 (widget);
-}
-
-
void
run_this_cb (GtkButton *button, gpointer user_data)
{
- int which = selected_hack_number (GTK_WIDGET (button));
- if (which < 0) return;
- if (0 == apply_changes_and_save (GTK_WIDGET (button)))
- run_hack (GTK_WIDGET (button), which, True);
+ state *s = global_state_kludge; /* I hate C so much... */
+ int list_elt = selected_list_element (s);
+ if (list_elt < 0) return;
+ if (!flush_dialog_changes_and_save (s))
+ run_hack (s, list_elt, True);
}
void
manual_cb (GtkButton *button, gpointer user_data)
{
- /* prefs_pair *pair = (prefs_pair *) client_data; */
- prefs_pair *pair = global_prefs_pair; /* I hate C so much... */
- saver_preferences *p = pair->a;
- GtkList *list_widget =
- GTK_LIST (name_to_widget (GTK_WIDGET (button), "list"));
- int which = selected_hack_number (GTK_WIDGET (button));
- char *name, *name2, *cmd, *s;
- if (which < 0) return;
- apply_changes_and_save (GTK_WIDGET (button));
+ 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"));
+ int list_elt = selected_list_element (s);
+ int hack_number;
+ char *name, *name2, *cmd, *str;
+ if (list_elt < 0) return;
+ hack_number = s->list_elt_to_hack_number[list_elt];
+
+ flush_dialog_changes_and_save (s);
ensure_selected_item_visible (GTK_WIDGET (list_widget));
- name = strdup (p->screenhacks[which]->command);
+ name = strdup (p->screenhacks[hack_number]->command);
name2 = name;
while (isspace (*name2)) name2++;
- s = name2;
- while (*s && !isspace (*s)) s++;
- *s = 0;
- s = strrchr (name2, '/');
- if (s) name = s+1;
+ str = name2;
+ while (*str && !isspace (*str)) str++;
+ *str = 0;
+ str = strrchr (name2, '/');
+ if (str) name = str+1;
cmd = get_string_resource ("manualCommand", "ManualCommand");
if (cmd)
}
+static void
+force_list_select_item (state *s, GtkList *list, int list_elt, Bool scroll_p)
+{
+ GtkWidget *parent = name_to_widget (s, "scroller");
+ Bool was = GTK_WIDGET_IS_SENSITIVE (parent);
+
+ if (!was) gtk_widget_set_sensitive (parent, True);
+ gtk_list_select_item (GTK_LIST (list), list_elt);
+ if (scroll_p) ensure_selected_item_visible (GTK_WIDGET (list));
+ if (!was) gtk_widget_set_sensitive (parent, False);
+}
+
+
void
run_next_cb (GtkButton *button, gpointer user_data)
{
- /* prefs_pair *pair = (prefs_pair *) client_data; */
- prefs_pair *pair = global_prefs_pair; /* I hate C so much... */
- saver_preferences *p = pair->a;
+ state *s = global_state_kludge; /* I hate C so much... */
+ saver_preferences *p = &s->prefs;
+ Bool ops = s->preview_suppressed_p;
GtkList *list_widget =
- GTK_LIST (name_to_widget (GTK_WIDGET (button), "list"));
- int which = selected_hack_number (GTK_WIDGET (button));
+ GTK_LIST (name_to_widget (s, "list"));
+ int list_elt = selected_list_element (s);
- if (which < 0)
- which = 0;
+ if (list_elt < 0)
+ list_elt = 0;
else
- which++;
+ list_elt++;
- if (which >= p->screenhacks_count)
- which = 0;
+ if (list_elt >= p->screenhacks_count)
+ list_elt = 0;
- apply_changes_and_save (GTK_WIDGET (button));
- gtk_list_select_item (GTK_LIST (list_widget), which);
- ensure_selected_item_visible (GTK_WIDGET (list_widget));
- populate_demo_window (GTK_WIDGET (button), which, pair);
- run_hack (GTK_WIDGET (button), which, False);
+ s->preview_suppressed_p = True;
+
+ flush_dialog_changes_and_save (s);
+ force_list_select_item (s, GTK_LIST (list_widget), list_elt, True);
+ populate_demo_window (s, list_elt);
+ run_hack (s, list_elt, False);
+
+ s->preview_suppressed_p = ops;
}
void
run_prev_cb (GtkButton *button, gpointer user_data)
{
- /* prefs_pair *pair = (prefs_pair *) client_data; */
- prefs_pair *pair = global_prefs_pair; /* I hate C so much... */
- saver_preferences *p = pair->a;
+ state *s = global_state_kludge; /* I hate C so much... */
+ saver_preferences *p = &s->prefs;
+ Bool ops = s->preview_suppressed_p;
GtkList *list_widget =
- GTK_LIST (name_to_widget (GTK_WIDGET (button), "list"));
- int which = selected_hack_number (GTK_WIDGET (button));
+ GTK_LIST (name_to_widget (s, "list"));
+ int list_elt = selected_list_element (s);
- if (which < 0)
- which = p->screenhacks_count - 1;
+ if (list_elt < 0)
+ list_elt = p->screenhacks_count - 1;
else
- which--;
+ list_elt--;
- if (which < 0)
- which = p->screenhacks_count - 1;
+ if (list_elt < 0)
+ list_elt = p->screenhacks_count - 1;
- apply_changes_and_save (GTK_WIDGET (button));
- gtk_list_select_item (GTK_LIST (list_widget), which);
- ensure_selected_item_visible (GTK_WIDGET (list_widget));
- populate_demo_window (GTK_WIDGET (button), which, pair);
- run_hack (GTK_WIDGET (button), which, False);
+ s->preview_suppressed_p = True;
+
+ flush_dialog_changes_and_save (s);
+ force_list_select_item (s, GTK_LIST (list_widget), list_elt, True);
+ populate_demo_window (s, list_elt);
+ run_hack (s, list_elt, False);
+
+ s->preview_suppressed_p = ops;
+}
+
+
+/* Writes the given settings into prefs.
+ Returns true if there was a change, False otherwise.
+ command and/or visual may be 0, or enabled_p may be -1, meaning "no change".
+ */
+static Bool
+flush_changes (state *s,
+ int list_elt,
+ int enabled_p,
+ const char *command,
+ const char *visual)
+{
+ saver_preferences *p = &s->prefs;
+ Bool changed = False;
+ screenhack *hack;
+ int hack_number;
+ if (list_elt < 0 || list_elt >= p->screenhacks_count)
+ abort();
+
+ hack_number = s->list_elt_to_hack_number[list_elt];
+ hack = p->screenhacks[hack_number];
+
+ if (enabled_p != -1 &&
+ enabled_p != hack->enabled_p)
+ {
+ hack->enabled_p = enabled_p;
+ changed = True;
+ if (s->debug_p)
+ fprintf (stderr, "%s: \"%s\": enabled => %d\n",
+ blurb(), hack->name, enabled_p);
+ }
+
+ if (command)
+ {
+ if (!hack->command || !!strcmp (command, hack->command))
+ {
+ if (hack->command) free (hack->command);
+ hack->command = strdup (command);
+ changed = True;
+ if (s->debug_p)
+ fprintf (stderr, "%s: \"%s\": command => \"%s\"\n",
+ blurb(), hack->name, command);
+ }
+ }
+
+ if (visual)
+ {
+ const char *ov = hack->visual;
+ if (!ov || !*ov) ov = "any";
+ if (!*visual) visual = "any";
+ if (!!strcasecmp (visual, ov))
+ {
+ if (hack->visual) free (hack->visual);
+ hack->visual = strdup (visual);
+ changed = True;
+ if (s->debug_p)
+ fprintf (stderr, "%s: \"%s\": visual => \"%s\"\n",
+ blurb(), hack->name, visual);
+ }
+ }
+
+ return changed;
}
this parses the text, and does error checking.
*/
static void
-hack_time_text (GtkWidget *widget, const char *line, Time *store, Bool sec_p)
+hack_time_text (state *s, const char *line, Time *store, Bool sec_p)
{
if (*line)
{
int value;
- value = parse_time ((char *) line, sec_p, True);
+ if (!sec_p || strchr (line, ':'))
+ value = parse_time ((char *) line, sec_p, True);
+ else
+ {
+ char c;
+ if (sscanf (line, "%u%c", &value, &c) != 1)
+ value = -1;
+ if (!sec_p)
+ value *= 60;
+ }
+
value *= 1000; /* Time measures in microseconds */
if (value < 0)
{
"Error:\n\n"
"Unparsable time format: \"%s\"\n",
line);
- warning_dialog (widget, b, False, 100);
+ warning_dialog (s->toplevel_widget, b, False, 100);
}
else
*store = value;
while (s[0] == '/' && s[1] == '/')
strcpy (s, s+1);
+ /* and strip trailing whitespace for good measure. */
+ L = strlen(p2);
+ while (isspace(p2[L-1]))
+ p2[--L] = 0;
+
return p2;
}
-void
-prefs_ok_cb (GtkButton *button, gpointer user_data)
+/* Flush out any changes made in the main dialog window (where changes
+ take place immediately: clicking on a checkbox causes the init file
+ to be written right away.)
+ */
+static Bool
+flush_dialog_changes_and_save (state *s)
{
- /* prefs_pair *pair = (prefs_pair *) client_data; */
- prefs_pair *pair = global_prefs_pair; /* I hate C so much... */
-
- saver_preferences *p = pair->a;
- saver_preferences *p2 = pair->b;
+ saver_preferences *p = &s->prefs;
+ saver_preferences P2, *p2 = &P2;
+ GtkList *list_widget = GTK_LIST (name_to_widget (s, "list"));
+ GList *kids = gtk_container_children (GTK_CONTAINER (list_widget));
Bool changed = False;
+ GtkWidget *w;
+ int i;
+
+ if (s->saving_p) return False;
+ s->saving_p = True;
+
+ *p2 = *p;
+
+ /* Flush any checkbox changes in the list down into the prefs struct.
+ */
+ for (i = 0; kids; kids = kids->next, i++)
+ {
+ GtkWidget *line = GTK_WIDGET (kids->data);
+ GtkWidget *line_hbox = GTK_WIDGET (GTK_BIN (line)->child);
+ GtkWidget *line_check =
+ GTK_WIDGET (gtk_container_children (GTK_CONTAINER (line_hbox))->data);
+ Bool checked =
+ gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (line_check));
+
+ if (flush_changes (s, i, (checked ? 1 : 0), 0, 0))
+ changed = True;
+ }
+
+
+ /* Flush the non-hack-specific settings down into the prefs struct.
+ */
-# define SECONDS(field, name) \
- hack_time_text (GTK_WIDGET(button), gtk_entry_get_text (\
- GTK_ENTRY (name_to_widget (GTK_WIDGET(button), (name)))), \
- (field), \
- True)
-
-# define MINUTES(field, name) \
- hack_time_text (GTK_WIDGET(button), gtk_entry_get_text (\
- GTK_ENTRY (name_to_widget (GTK_WIDGET(button), (name)))), \
- (field), \
- False)
-
-# define INTEGER(field, name) do { \
- char *line = gtk_entry_get_text (\
- GTK_ENTRY (name_to_widget (GTK_WIDGET(button), (name)))); \
- unsigned int value; \
- char c; \
- if (! *line) \
- ; \
- else if (sscanf (line, "%u%c", &value, &c) != 1) \
- { \
- char b[255]; \
- sprintf (b, "Error:\n\n" "Not an integer: \"%s\"\n", line); \
- warning_dialog (GTK_WIDGET (button), b, False, 100); \
- } \
- else \
- *(field) = value; \
- } while(0)
-
-# define PATHNAME(field, name) do { \
- char *line = gtk_entry_get_text (\
- GTK_ENTRY (name_to_widget (GTK_WIDGET(button), (name)))); \
- if (! *line) \
- ; \
- else if (!directory_p (line)) \
- { \
- char b[255]; \
- sprintf (b, "Error:\n\n" "Directory does not exist: \"%s\"\n", line); \
- warning_dialog (GTK_WIDGET (button), b, False, 100); \
- if ((field)) free ((field)); \
- (field) = strdup(line); \
- } \
- else { \
- if ((field)) free ((field)); \
- (field) = strdup(line); \
- } \
- } while(0)
-
-# define CHECKBOX(field, name) \
- field = gtk_toggle_button_get_active (\
- GTK_TOGGLE_BUTTON (name_to_widget (GTK_WIDGET(button), (name))))
-
- MINUTES (&p2->timeout, "timeout_text");
- MINUTES (&p2->cycle, "cycle_text");
+# define SECONDS(FIELD,NAME) \
+ w = name_to_widget (s, (NAME)); \
+ hack_time_text (s, gtk_entry_get_text (GTK_ENTRY (w)), (FIELD), True)
+
+# define MINUTES(FIELD,NAME) \
+ w = name_to_widget (s, (NAME)); \
+ hack_time_text (s, gtk_entry_get_text (GTK_ENTRY (w)), (FIELD), False)
+
+# define CHECKBOX(FIELD,NAME) \
+ w = name_to_widget (s, (NAME)); \
+ (FIELD) = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (w))
+
+# define PATHNAME(FIELD,NAME) \
+ w = name_to_widget (s, (NAME)); \
+ (FIELD) = normalize_directory (gtk_entry_get_text (GTK_ENTRY (w)))
+
+ MINUTES (&p2->timeout, "timeout_spinbutton");
+ MINUTES (&p2->cycle, "cycle_spinbutton");
CHECKBOX (p2->lock_p, "lock_button");
- MINUTES (&p2->lock_timeout, "lock_text");
+ MINUTES (&p2->lock_timeout, "lock_spinbutton");
- CHECKBOX (p2->dpms_enabled_p, "dpms_button");
- MINUTES (&p2->dpms_standby, "dpms_standby_text");
- MINUTES (&p2->dpms_suspend, "dpms_suspend_text");
- MINUTES (&p2->dpms_off, "dpms_off_text");
+ CHECKBOX (p2->dpms_enabled_p, "dpms_button");
+ MINUTES (&p2->dpms_standby, "dpms_standby_spinbutton");
+ MINUTES (&p2->dpms_suspend, "dpms_suspend_spinbutton");
+ MINUTES (&p2->dpms_off, "dpms_off_spinbutton");
CHECKBOX (p2->grab_desktop_p, "grab_desk_button");
CHECKBOX (p2->grab_video_p, "grab_video_button");
CHECKBOX (p2->install_cmap_p, "install_button");
CHECKBOX (p2->fade_p, "fade_button");
CHECKBOX (p2->unfade_p, "unfade_button");
- SECONDS (&p2->fade_seconds, "fade_text");
+ SECONDS (&p2->fade_seconds, "fade_spinbutton");
# undef SECONDS
# undef MINUTES
-# undef INTEGER
-# undef PATHNAME
# undef CHECKBOX
+# undef PATHNAME
+
+ /* Warn if the image directory doesn't exist.
+ */
+ if (p2->image_directory &&
+ *p2->image_directory &&
+ !directory_p (p2->image_directory))
+ {
+ char b[255];
+ sprintf (b, "Error:\n\n" "Directory does not exist: \"%s\"\n",
+ p2->image_directory);
+ warning_dialog (s->toplevel_widget, b, False, 100);
+ }
+
+
+ /* Map the mode menu to `saver_mode' enum values. */
+ {
+ GtkOptionMenu *opt = GTK_OPTION_MENU (name_to_widget (s, "mode_menu"));
+ GtkMenu *menu = GTK_MENU (gtk_option_menu_get_menu (opt));
+ GtkWidget *selected = gtk_menu_get_active (menu);
+ GList *kids = gtk_container_children (GTK_CONTAINER (menu));
+ int menu_elt = g_list_index (kids, (gpointer) selected);
+ if (menu_elt < 0 || menu_elt >= countof(mode_menu_order)) abort();
+ p2->mode = mode_menu_order[menu_elt];
+ }
+
+ if (p2->mode == ONE_HACK)
+ {
+ int list_elt = selected_list_element (s);
+ p2->selected_hack = (list_elt >= 0
+ ? s->list_elt_to_hack_number[list_elt]
+ : -1);
+ }
-# define COPY(field) \
- if (p->field != p2->field) changed = True; \
+# define COPY(field, name) \
+ if (p->field != p2->field) { \
+ changed = True; \
+ if (s->debug_p) \
+ fprintf (stderr, "%s: %s => %d\n", blurb(), name, p2->field); \
+ } \
p->field = p2->field
- COPY(timeout);
- COPY(cycle);
- COPY(lock_p);
- COPY(lock_timeout);
+ COPY(mode, "mode");
+ COPY(selected_hack, "selected_hack");
+
+ COPY(timeout, "timeout");
+ COPY(cycle, "cycle");
+ COPY(lock_p, "lock_p");
+ COPY(lock_timeout, "lock_timeout");
+
+ COPY(dpms_enabled_p, "dpms_enabled_p");
+ COPY(dpms_standby, "dpms_standby");
+ COPY(dpms_suspend, "dpms_suspend");
+ COPY(dpms_off, "dpms_off");
- COPY(dpms_enabled_p);
- COPY(dpms_standby);
- COPY(dpms_suspend);
- COPY(dpms_off);
+ COPY(verbose_p, "verbose_p");
+ COPY(capture_stderr_p, "capture_stderr_p");
+ COPY(splash_p, "splash_p");
- COPY (grab_desktop_p);
- COPY (grab_video_p);
- COPY (random_image_p);
+ COPY(install_cmap_p, "install_cmap_p");
+ COPY(fade_p, "fade_p");
+ COPY(unfade_p, "unfade_p");
+ COPY(fade_seconds, "fade_seconds");
+
+ COPY(grab_desktop_p, "grab_desktop_p");
+ COPY(grab_video_p, "grab_video_p");
+ COPY(random_image_p, "random_image_p");
+
+# undef COPY
if (!p->image_directory ||
!p2->image_directory ||
strcmp(p->image_directory, p2->image_directory))
- changed = True;
+ {
+ changed = True;
+ if (s->debug_p)
+ fprintf (stderr, "%s: image_directory => \"%s\"\n",
+ blurb(), p2->image_directory);
+ }
if (p->image_directory && p->image_directory != p2->image_directory)
free (p->image_directory);
- p->image_directory = normalize_directory (p2->image_directory);
- if (p2->image_directory) free (p2->image_directory);
+ p->image_directory = p2->image_directory;
p2->image_directory = 0;
- COPY(verbose_p);
- COPY(capture_stderr_p);
- COPY(splash_p);
-
- COPY(install_cmap_p);
- COPY(fade_p);
- COPY(unfade_p);
- COPY(fade_seconds);
-# undef COPY
-
- populate_prefs_page (GTK_WIDGET (button), pair);
+ populate_prefs_page (s);
if (changed)
{
Display *dpy = GDK_DISPLAY();
- sync_server_dpms_settings (dpy, p->dpms_enabled_p,
+ Bool enabled_p = (p->dpms_enabled_p && p->mode != DONT_BLANK);
+ sync_server_dpms_settings (dpy, enabled_p,
p->dpms_standby / 1000,
p->dpms_suspend / 1000,
p->dpms_off / 1000,
False);
- demo_write_init_file (GTK_WIDGET (button), p);
- }
-}
-
-
-void
-prefs_cancel_cb (GtkButton *button, gpointer user_data)
-{
- /* prefs_pair *pair = (prefs_pair *) client_data; */
- prefs_pair *pair = global_prefs_pair; /* I hate C so much... */
-
- *pair->b = *pair->a;
- populate_prefs_page (GTK_WIDGET (button), pair);
-}
-
-
-void
-pref_changed_cb (GtkButton *button, gpointer user_data)
-{
- if (! initializing_p)
- apply_changes_and_save (GTK_WIDGET (button));
-}
-
-
-static gint
-list_doubleclick_cb (GtkWidget *button, GdkEventButton *event,
- gpointer client_data)
-{
- if (event->type == GDK_2BUTTON_PRESS)
- {
- GtkList *list = GTK_LIST (name_to_widget (button, "list"));
- int which = gtk_list_child_position (list, GTK_WIDGET (button));
-
- if (which >= 0)
- run_hack (GTK_WIDGET (button), which, True);
+ changed = demo_write_init_file (s, p);
}
- return FALSE;
+ s->saving_p = False;
+ return changed;
}
-static void
-list_select_cb (GtkList *list, GtkWidget *child)
+/* Flush out any changes made in the popup dialog box (where changes
+ take place only when the OK button is clicked.)
+ */
+static Bool
+flush_popup_changes_and_save (state *s)
{
- /* prefs_pair *pair = (prefs_pair *) client_data; */
- prefs_pair *pair = global_prefs_pair; /* I hate C so much... */
+ Bool changed = False;
+ saver_preferences *p = &s->prefs;
+ int list_elt = selected_list_element (s);
- int which = gtk_list_child_position (list, GTK_WIDGET (child));
- apply_changes_and_save (GTK_WIDGET (list));
- populate_demo_window (GTK_WIDGET (list), which, pair);
-}
+ GtkEntry *cmd = GTK_ENTRY (name_to_widget (s, "cmd_text"));
+ GtkCombo *vis = GTK_COMBO (name_to_widget (s, "visual_combo"));
-static void
-list_unselect_cb (GtkList *list, GtkWidget *child)
-{
- /* prefs_pair *pair = (prefs_pair *) client_data; */
- prefs_pair *pair = global_prefs_pair; /* I hate C so much... */
+ const char *visual = gtk_entry_get_text (GTK_ENTRY (GTK_COMBO (vis)->entry));
+ const char *command = gtk_entry_get_text (cmd);
- apply_changes_and_save (GTK_WIDGET (list));
- populate_demo_window (GTK_WIDGET (list), -1, pair);
-}
+ char c;
+ unsigned long id;
+ if (s->saving_p) return False;
+ s->saving_p = True;
-static int updating_enabled_cb = 0; /* kludge to make sure that enabled_cb
- is only run by user action, not by
- program action. */
+ if (list_elt < 0)
+ goto DONE;
-/* Called when the checkboxes that are in the left column of the
- scrolling list are clicked. This both populates the right pane
- (just as clicking on the label (really, listitem) does) and
- also syncs this checkbox with the right pane Enabled checkbox.
- */
-static void
-list_checkbox_cb (GtkWidget *cb, gpointer client_data)
-{
- prefs_pair *pair = (prefs_pair *) client_data;
+ if (maybe_reload_init_file (s) != 0)
+ {
+ changed = True;
+ goto DONE;
+ }
- GtkWidget *line_hbox = GTK_WIDGET (cb)->parent;
- GtkWidget *line = GTK_WIDGET (line_hbox)->parent;
+ /* Sanity-check and canonicalize whatever the user typed into the combo box.
+ */
+ if (!strcasecmp (visual, "")) visual = "";
+ else if (!strcasecmp (visual, "any")) visual = "";
+ else if (!strcasecmp (visual, "default")) visual = "Default";
+ else if (!strcasecmp (visual, "default-n")) visual = "Default-N";
+ else if (!strcasecmp (visual, "default-i")) visual = "Default-I";
+ else if (!strcasecmp (visual, "best")) visual = "Best";
+ else if (!strcasecmp (visual, "mono")) visual = "Mono";
+ else if (!strcasecmp (visual, "monochrome")) visual = "Mono";
+ else if (!strcasecmp (visual, "gray")) visual = "Gray";
+ else if (!strcasecmp (visual, "grey")) visual = "Gray";
+ else if (!strcasecmp (visual, "color")) visual = "Color";
+ else if (!strcasecmp (visual, "gl")) visual = "GL";
+ else if (!strcasecmp (visual, "staticgray")) visual = "StaticGray";
+ else if (!strcasecmp (visual, "staticcolor")) visual = "StaticColor";
+ else if (!strcasecmp (visual, "truecolor")) visual = "TrueColor";
+ else if (!strcasecmp (visual, "grayscale")) visual = "GrayScale";
+ 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, " 0x%lx %c", &id, &c)) ;
+ else
+ {
+ gdk_beep (); /* unparsable */
+ visual = "";
+ gtk_entry_set_text (GTK_ENTRY (GTK_COMBO (vis)->entry), "Any");
+ }
- 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);
- GtkAdjustment *adj;
- double scroll_top;
+ changed = flush_changes (s, list_elt, -1, command, visual);
+ if (changed)
+ {
+ changed = demo_write_init_file (s, p);
- GtkToggleButton *enabled =
- GTK_TOGGLE_BUTTON (name_to_widget (cb, "enabled"));
+ /* Do this to re-launch the hack if (and only if) the command line
+ has changed. */
+ populate_demo_window (s, selected_list_element (s));
+ }
- int which = gtk_list_child_position (list, line);
+ DONE:
+ s->saving_p = False;
+ return changed;
+}
- /* remember previous scroll position of the top of the list */
- adj = gtk_scrolled_window_get_vadjustment (scroller);
- scroll_top = adj->value;
- apply_changes_and_save (GTK_WIDGET (list));
- gtk_list_select_item (list, which);
- /* ensure_selected_item_visible (GTK_WIDGET (list)); */
- populate_demo_window (GTK_WIDGET (list), which, pair);
-
- updating_enabled_cb++;
- gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (enabled),
- GTK_TOGGLE_BUTTON (cb)->active);
- updating_enabled_cb--;
- /* restore the previous scroll position of the top of the list.
- this is weak, but I don't really know why it's moving... */
- gtk_adjustment_set_value (adj, scroll_top);
+
+void
+pref_changed_cb (GtkWidget *widget, gpointer user_data)
+{
+ state *s = global_state_kludge; /* I hate C so much... */
+ if (! s->initializing_p)
+ {
+ s->initializing_p = True;
+ flush_dialog_changes_and_save (s);
+ s->initializing_p = False;
+ }
}
-/* Called when the right pane Enabled checkbox is clicked. This syncs
- the corresponding checkbox inside the scrolling list to the state
- of this checkbox.
+/* Callback on menu items in the "mode" options menu.
*/
void
-enabled_cb (GtkWidget *cb, gpointer client_data)
+mode_menu_item_cb (GtkWidget *widget, gpointer user_data)
{
- int which = selected_hack_number (cb);
-
- if (updating_enabled_cb) return;
+ state *s = (state *) user_data;
+ saver_preferences *p = &s->prefs;
+ GtkList *list = GTK_LIST (name_to_widget (s, "list"));
+ int list_elt;
- if (which != -1)
+ 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)
{
- GtkList *list = GTK_LIST (name_to_widget (cb, "list"));
- GList *kids = GTK_LIST (list)->children;
- GtkWidget *line = GTK_WIDGET (g_list_nth_data (kids, which));
- GtkWidget *line_hbox = GTK_WIDGET (GTK_BIN (line)->child);
- GtkWidget *line_check =
- GTK_WIDGET (gtk_container_children (GTK_CONTAINER (line_hbox))->data);
+ if (menu_items->data == widget)
+ break;
+ menu_index++;
+ menu_items = menu_items->next;
+ }
+ if (!menu_items) abort();
- gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (line_check),
- GTK_TOGGLE_BUTTON (cb)->active);
+ 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".
+ */
+ list_elt = -1;
+ 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);
+
+ {
+ saver_mode old_mode = p->mode;
+ p->mode = new_mode;
+ populate_demo_window (s, list_elt);
+ force_list_select_item (s, list, list_elt, True);
+ p->mode = old_mode; /* put it back, so the init file gets written */
+ }
+
+ pref_changed_cb (widget, user_data);
+
+ if (old_selected != p->selected_hack)
+ abort(); /* dammit, not again... */
+}
+
+
+void
+switch_page_cb (GtkNotebook *notebook, GtkNotebookPage *page,
+ gint page_num, gpointer user_data)
+{
+ state *s = global_state_kludge; /* I hate C so much... */
+ pref_changed_cb (GTK_WIDGET (notebook), user_data);
+
+ /* If we're switching to page 0, schedule the current hack to be run.
+ Otherwise, schedule it to stop. */
+ if (page_num == 0)
+ populate_demo_window (s, selected_list_element (s));
+ else
+ schedule_preview (s, 0);
+}
+
+
+static time_t last_doubleclick_time = 0; /* FMH! This is to suppress the
+ list_select_cb that comes in
+ *after* we've double-clicked.
+ */
+
+static gint
+list_doubleclick_cb (GtkWidget *button, GdkEventButton *event,
+ gpointer data)
+{
+ state *s = (state *) data;
+ if (event->type == GDK_2BUTTON_PRESS)
+ {
+ GtkList *list = GTK_LIST (name_to_widget (s, "list"));
+ int list_elt = gtk_list_child_position (list, GTK_WIDGET (button));
+
+ last_doubleclick_time = time ((time_t *) 0);
+
+ if (list_elt >= 0)
+ run_hack (s, list_elt, True);
+ }
+
+ return FALSE;
+}
+
+
+static void
+list_select_cb (GtkList *list, GtkWidget *child, gpointer data)
+{
+ state *s = (state *) data;
+ time_t now = time ((time_t *) 0);
+
+ if (now >= last_doubleclick_time + 2)
+ {
+ int list_elt = gtk_list_child_position (list, GTK_WIDGET (child));
+ populate_demo_window (s, list_elt);
+ flush_dialog_changes_and_save (s);
}
}
+static void
+list_unselect_cb (GtkList *list, GtkWidget *child, gpointer data)
+{
+ state *s = (state *) data;
+ populate_demo_window (s, -1);
+ flush_dialog_changes_and_save (s);
+}
+
+
+/* Called when the checkboxes that are in the left column of the
+ scrolling list are clicked. This both populates the right pane
+ (just as clicking on the label (really, listitem) does) and
+ also syncs this checkbox with the right pane Enabled checkbox.
+ */
+static void
+list_checkbox_cb (GtkWidget *cb, gpointer data)
+{
+ state *s = (state *) data;
+
+ GtkWidget *line_hbox = GTK_WIDGET (cb)->parent;
+ GtkWidget *line = GTK_WIDGET (line_hbox)->parent;
+
+ 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);
+ GtkAdjustment *adj;
+ double scroll_top;
+
+ int list_elt = gtk_list_child_position (list, line);
+
+ /* remember previous scroll position of the top of the list */
+ adj = gtk_scrolled_window_get_vadjustment (scroller);
+ scroll_top = adj->value;
+
+ flush_dialog_changes_and_save (s);
+ force_list_select_item (s, list, list_elt, False);
+ populate_demo_window (s, list_elt);
+
+ /* restore the previous scroll position of the top of the list.
+ this is weak, but I don't really know why it's moving... */
+ gtk_adjustment_set_value (adj, scroll_top);
+}
typedef struct {
- prefs_pair *pair;
+ state *state;
GtkFileSelection *widget;
} file_selection_data;
store_image_directory (GtkWidget *button, gpointer user_data)
{
file_selection_data *fsd = (file_selection_data *) user_data;
- prefs_pair *pair = fsd->pair;
+ state *s = fsd->state;
GtkFileSelection *selector = fsd->widget;
- GtkWidget *top = toplevel_widget;
- saver_preferences *p = pair->a;
+ GtkWidget *top = s->toplevel_widget;
+ saver_preferences *p = &s->prefs;
char *path = gtk_file_selection_get_filename (selector);
if (p->image_directory && !strcmp(p->image_directory, path))
if (p->image_directory) free (p->image_directory);
p->image_directory = normalize_directory (path);
- gtk_entry_set_text (GTK_ENTRY (name_to_widget (top, "image_text")),
+ gtk_entry_set_text (GTK_ENTRY (name_to_widget (s, "image_text")),
(p->image_directory ? p->image_directory : ""));
- demo_write_init_file (GTK_WIDGET (top), p);
+ demo_write_init_file (s, p);
}
void
browse_image_dir_cb (GtkButton *button, gpointer user_data)
{
- /* prefs_pair *pair = (prefs_pair *) client_data; */
- prefs_pair *pair = global_prefs_pair; /* I hate C so much... */
- saver_preferences *p = pair->a;
+ state *s = global_state_kludge; /* I hate C so much... */
+ saver_preferences *p = &s->prefs;
static file_selection_data *fsd = 0;
GtkFileSelection *selector = GTK_FILE_SELECTION(
fsd = (file_selection_data *) malloc (sizeof (*fsd));
fsd->widget = selector;
- fsd->pair = pair;
+ fsd->state = s;
if (p->image_directory && *p->image_directory)
gtk_file_selection_set_filename (selector, p->image_directory);
}
-\f
-/* Populating the various widgets
- */
+void
+settings_cb (GtkButton *button, gpointer user_data)
+{
+ state *s = global_state_kludge; /* I hate C so much... */
+ int list_elt = selected_list_element (s);
+ populate_demo_window (s, list_elt); /* reset the widget */
+ populate_popup_window (s); /* create UI on popup window */
+ gtk_widget_show (s->popup_widget);
+}
-/* Formats a `Time' into "H:MM:SS". (Time is microseconds.)
- */
static void
-format_time (char *buf, Time time)
+settings_sync_cmd_text (state *s)
+{
+# ifdef HAVE_XML
+ GtkWidget *cmd = GTK_WIDGET (name_to_widget (s, "cmd_text"));
+ char *cmd_line = get_configurator_command_line (s->cdata);
+ gtk_entry_set_text (GTK_ENTRY (cmd), cmd_line);
+ gtk_entry_set_position (GTK_ENTRY (cmd), strlen (cmd_line));
+ free (cmd_line);
+# endif /* HAVE_XML */
+}
+
+void
+settings_adv_cb (GtkButton *button, gpointer user_data)
+{
+ state *s = global_state_kludge; /* I hate C so much... */
+ GtkNotebook *notebook =
+ GTK_NOTEBOOK (name_to_widget (s, "opt_notebook"));
+
+ settings_sync_cmd_text (s);
+ gtk_notebook_set_page (notebook, 1);
+}
+
+void
+settings_std_cb (GtkButton *button, gpointer user_data)
{
- int s = time / 1000;
- unsigned int h = 0, m = 0;
- if (s >= 60)
+ state *s = global_state_kludge; /* I hate C so much... */
+ GtkNotebook *notebook =
+ GTK_NOTEBOOK (name_to_widget (s, "opt_notebook"));
+
+ /* Re-create UI to reflect the in-progress command-line settings. */
+ populate_popup_window (s);
+
+ gtk_notebook_set_page (notebook, 0);
+}
+
+void
+settings_switch_page_cb (GtkNotebook *notebook, GtkNotebookPage *page,
+ gint page_num, gpointer user_data)
+{
+ state *s = global_state_kludge; /* I hate C so much... */
+ GtkWidget *adv = name_to_widget (s, "adv_button");
+ GtkWidget *std = name_to_widget (s, "std_button");
+
+ if (page_num == 0)
{
- m += (s / 60);
- s %= 60;
+ gtk_widget_show (adv);
+ gtk_widget_hide (std);
}
- if (m >= 60)
+ else if (page_num == 1)
{
- h += (m / 60);
- m %= 60;
+ gtk_widget_hide (adv);
+ gtk_widget_show (std);
}
- sprintf (buf, "%u:%02u:%02u", h, m, s);
+ else
+ abort();
}
-/* Finds the number of the last hack to run, and makes that item be
- selected by default.
- */
+
+void
+settings_cancel_cb (GtkButton *button, gpointer user_data)
+{
+ state *s = global_state_kludge; /* I hate C so much... */
+ gtk_widget_hide (s->popup_widget);
+}
+
+void
+settings_ok_cb (GtkButton *button, gpointer user_data)
+{
+ state *s = global_state_kludge; /* I hate C so much... */
+ GtkNotebook *notebook = GTK_NOTEBOOK (name_to_widget (s, "opt_notebook"));
+ int page = gtk_notebook_get_current_page (notebook);
+
+ if (page == 0)
+ /* Regenerate the command-line from the widget contents before saving.
+ But don't do this if we're looking at the command-line page already,
+ or we will blow away what they typed... */
+ settings_sync_cmd_text (s);
+
+ flush_popup_changes_and_save (s);
+ gtk_widget_hide (s->popup_widget);
+}
+
static void
-scroll_to_current_hack (GtkWidget *toplevel, prefs_pair *pair)
+wm_popup_close_cb (GtkWidget *widget, GdkEvent *event, gpointer data)
+{
+ state *s = (state *) data;
+ settings_cancel_cb (0, (gpointer) s);
+}
+
+
+\f
+/* Populating the various widgets
+ */
+
+
+/* Returns the number of the last hack run by the server.
+ */
+static int
+server_current_hack (void)
{
- saver_preferences *p = pair->a;
Atom type;
int format;
unsigned long nitems, bytesafter;
CARD32 *data = 0;
Display *dpy = GDK_DISPLAY();
- int which = 0;
- GtkList *list;
+ int hack_number = -1;
if (XGetWindowProperty (dpy, RootWindow (dpy, 0), /* always screen #0 */
XA_SCREENSAVER_STATUS,
&& type == XA_INTEGER
&& nitems >= 3
&& data)
- which = (int) data[2] - 1;
+ hack_number = (int) data[2] - 1;
if (data) free (data);
- if (which < 0)
- return;
+ return hack_number;
+}
+
+
+/* Finds the number of the last hack to run, and makes that item be
+ selected by default.
+ */
+static void
+scroll_to_current_hack (state *s)
+{
+ saver_preferences *p = &s->prefs;
+ int hack_number;
- list = GTK_LIST (name_to_widget (toplevel, "list"));
- apply_changes_and_save (toplevel);
- if (which < p->screenhacks_count)
+ if (p->mode == ONE_HACK)
+ hack_number = p->selected_hack;
+ else
+ hack_number = server_current_hack ();
+
+ if (hack_number >= 0 && hack_number < p->screenhacks_count)
{
- gtk_list_select_item (list, which);
- ensure_selected_item_visible (GTK_WIDGET (list));
- populate_demo_window (toplevel, which, pair);
+ int list_elt = s->hack_number_to_list_elt[hack_number];
+ GtkList *list = GTK_LIST (name_to_widget (s, "list"));
+ force_list_select_item (s, list, list_elt, True);
+ populate_demo_window (s, list_elt);
}
}
-
static void
-populate_hack_list (GtkWidget *toplevel, prefs_pair *pair)
+populate_hack_list (state *s)
{
- saver_preferences *p = pair->a;
- GtkList *list = GTK_LIST (name_to_widget (toplevel, "list"));
- screenhack **hacks = p->screenhacks;
- screenhack **h;
-
- for (h = hacks; h && *h; h++)
+ saver_preferences *p = &s->prefs;
+ GtkList *list = GTK_LIST (name_to_widget (s, "list"));
+ int i;
+ for (i = 0; i < p->screenhacks_count; i++)
{
+ screenhack *hack = p->screenhacks[s->list_elt_to_hack_number[i]];
+
/* A GtkList must contain only GtkListItems, but those can contain
an arbitrary widget. We add an Hbox, and inside that, a Checkbox
and a Label. We handle single and double click events on the
GtkWidget *line_check;
GtkWidget *line_label;
- char *pretty_name = (h[0]->name
- ? strdup (h[0]->name)
- : make_hack_name (h[0]->command));
+ char *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_box_pack_start (GTK_BOX (line_hbox), line_label, FALSE, FALSE, 0);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (line_check),
- h[0]->enabled_p);
+ hack->enabled_p);
gtk_label_set_justify (GTK_LABEL (line_label), GTK_JUSTIFY_LEFT);
gtk_widget_show (line_check);
gtk_container_add (GTK_CONTAINER (list), line);
gtk_signal_connect (GTK_OBJECT (line), "button_press_event",
GTK_SIGNAL_FUNC (list_doubleclick_cb),
- (gpointer) pair);
+ (gpointer) s);
gtk_signal_connect (GTK_OBJECT (line_check), "toggled",
GTK_SIGNAL_FUNC (list_checkbox_cb),
- (gpointer) pair);
+ (gpointer) s);
#if 0 /* #### */
GTK_WIDGET (GTK_BIN(line)->child)->style =
gtk_signal_connect (GTK_OBJECT (list), "select_child",
GTK_SIGNAL_FUNC (list_select_cb),
- (gpointer) pair);
+ (gpointer) s);
gtk_signal_connect (GTK_OBJECT (list), "unselect_child",
GTK_SIGNAL_FUNC (list_unselect_cb),
- (gpointer) pair);
+ (gpointer) s);
+}
+
+
+static void
+update_list_sensitivity (state *s)
+{
+ saver_preferences *p = &s->prefs;
+ Bool sensitive = (p->mode == RANDOM_HACKS || p->mode == ONE_HACK);
+ Bool checkable = (p->mode == RANDOM_HACKS);
+ Bool blankable = (p->mode != DONT_BLANK);
+
+ GtkWidget *head = name_to_widget (s, "col_head_hbox");
+ GtkWidget *use = name_to_widget (s, "use_col_frame");
+ GtkWidget *scroller = name_to_widget (s, "scroller");
+ GtkWidget *buttons = name_to_widget (s, "next_prev_hbox");
+ GtkWidget *blanker = name_to_widget (s, "blanking_table");
+
+ GtkList *list = GTK_LIST (name_to_widget (s, "list"));
+ GList *kids = gtk_container_children (GTK_CONTAINER (list));
+
+ gtk_widget_set_sensitive (GTK_WIDGET (head), sensitive);
+ gtk_widget_set_sensitive (GTK_WIDGET (scroller), sensitive);
+ gtk_widget_set_sensitive (GTK_WIDGET (buttons), sensitive);
+
+ gtk_widget_set_sensitive (GTK_WIDGET (blanker), blankable);
+
+ if (checkable)
+ gtk_widget_show (use); /* the "Use" column header */
+ else
+ gtk_widget_hide (use);
+
+ while (kids)
+ {
+ GtkBin *line = GTK_BIN (kids->data);
+ GtkContainer *line_hbox = GTK_CONTAINER (line->child);
+ GtkWidget *line_check =
+ GTK_WIDGET (gtk_container_children (line_hbox)->data);
+
+ if (checkable)
+ gtk_widget_show (line_check);
+ else
+ gtk_widget_hide (line_check);
+
+ kids = kids->next;
+ }
}
static void
-populate_prefs_page (GtkWidget *top, prefs_pair *pair)
-{
- saver_preferences *p = pair->a;
- char s[100];
-
- format_time (s, p->timeout);
- gtk_entry_set_text (GTK_ENTRY (name_to_widget (top, "timeout_text")), s);
- format_time (s, p->cycle);
- gtk_entry_set_text (GTK_ENTRY (name_to_widget (top, "cycle_text")), s);
- format_time (s, p->lock_timeout);
- gtk_entry_set_text (GTK_ENTRY (name_to_widget (top, "lock_text")), s);
-
- format_time (s, p->dpms_standby);
- gtk_entry_set_text (GTK_ENTRY (name_to_widget (top, "dpms_standby_text")),s);
- format_time (s, p->dpms_suspend);
- gtk_entry_set_text (GTK_ENTRY (name_to_widget (top, "dpms_suspend_text")),s);
- format_time (s, p->dpms_off);
- gtk_entry_set_text (GTK_ENTRY (name_to_widget (top, "dpms_off_text")), s);
-
- format_time (s, p->fade_seconds);
- gtk_entry_set_text (GTK_ENTRY (name_to_widget (top, "fade_text")), s);
-
- gtk_toggle_button_set_active (
- GTK_TOGGLE_BUTTON (name_to_widget (top, "lock_button")),
- p->lock_p);
- gtk_toggle_button_set_active (
- GTK_TOGGLE_BUTTON (name_to_widget (top, "verbose_button")),
- p->verbose_p);
- gtk_toggle_button_set_active (
- GTK_TOGGLE_BUTTON (name_to_widget (top, "capture_button")),
- p->capture_stderr_p);
- gtk_toggle_button_set_active (
- GTK_TOGGLE_BUTTON (name_to_widget (top, "splash_button")),
- p->splash_p);
-
- gtk_toggle_button_set_active (
- GTK_TOGGLE_BUTTON (name_to_widget (top, "dpms_button")),
- p->dpms_enabled_p);
-
- gtk_toggle_button_set_active (
- GTK_TOGGLE_BUTTON (name_to_widget (top,"grab_desk_button")),
- p->grab_desktop_p);
- gtk_toggle_button_set_active (
- GTK_TOGGLE_BUTTON (name_to_widget(top,"grab_video_button")),
- p->grab_video_p);
- gtk_toggle_button_set_active (
- GTK_TOGGLE_BUTTON (name_to_widget(top,"grab_image_button")),
- p->random_image_p);
- gtk_entry_set_text (GTK_ENTRY (name_to_widget (top, "image_text")),
+populate_prefs_page (state *s)
+{
+ saver_preferences *p = &s->prefs;
+ char str[100];
+
+# define FMT_MINUTES(NAME,N) \
+ sprintf (str, "%d", ((N) + 59) / (60 * 1000)); \
+ gtk_entry_set_text (GTK_ENTRY (name_to_widget (s, (NAME))), str)
+
+# define FMT_SECONDS(NAME,N) \
+ sprintf (str, "%d", ((N) / 1000)); \
+ gtk_entry_set_text (GTK_ENTRY (name_to_widget (s, (NAME))), str)
+
+ FMT_MINUTES ("timeout_spinbutton", p->timeout);
+ FMT_MINUTES ("cycle_spinbutton", p->cycle);
+ FMT_MINUTES ("lock_spinbutton", p->lock_timeout);
+ FMT_MINUTES ("dpms_standby_spinbutton", p->dpms_standby);
+ FMT_MINUTES ("dpms_suspend_spinbutton", p->dpms_suspend);
+ FMT_MINUTES ("dpms_off_spinbutton", p->dpms_off);
+ FMT_SECONDS ("fade_spinbutton", p->fade_seconds);
+
+# undef FMT_MINUTES
+# undef FMT_SECONDS
+
+# define TOGGLE_ACTIVE(NAME,ACTIVEP) \
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (name_to_widget (s,(NAME))),\
+ (ACTIVEP))
+
+ TOGGLE_ACTIVE ("lock_button", p->lock_p);
+ TOGGLE_ACTIVE ("verbose_button", p->verbose_p);
+ TOGGLE_ACTIVE ("capture_button", p->capture_stderr_p);
+ TOGGLE_ACTIVE ("splash_button", p->splash_p);
+ TOGGLE_ACTIVE ("dpms_button", p->dpms_enabled_p);
+ TOGGLE_ACTIVE ("grab_desk_button", p->grab_desktop_p);
+ TOGGLE_ACTIVE ("grab_video_button", p->grab_video_p);
+ TOGGLE_ACTIVE ("grab_image_button", p->random_image_p);
+ TOGGLE_ACTIVE ("install_button", p->install_cmap_p);
+ TOGGLE_ACTIVE ("fade_button", p->fade_p);
+ TOGGLE_ACTIVE ("unfade_button", p->unfade_p);
+
+# undef TOGGLE_ACTIVE
+
+ gtk_entry_set_text (GTK_ENTRY (name_to_widget (s, "image_text")),
(p->image_directory ? p->image_directory : ""));
- gtk_widget_set_sensitive (GTK_WIDGET (name_to_widget (top, "image_text")),
+ gtk_widget_set_sensitive (name_to_widget (s, "image_text"),
p->random_image_p);
- gtk_widget_set_sensitive (
- GTK_WIDGET (name_to_widget (top,"image_browse_button")),
+ gtk_widget_set_sensitive (name_to_widget (s, "image_browse_button"),
p->random_image_p);
- gtk_toggle_button_set_active (
- GTK_TOGGLE_BUTTON (name_to_widget (top, "install_button")),
- p->install_cmap_p);
- gtk_toggle_button_set_active (
- GTK_TOGGLE_BUTTON (name_to_widget (top, "fade_button")),
- p->fade_p);
- gtk_toggle_button_set_active (
- GTK_TOGGLE_BUTTON (name_to_widget (top, "unfade_button")),
- p->unfade_p);
+ /* Map the `saver_mode' enum to mode menu to values. */
+ {
+ GtkOptionMenu *opt = GTK_OPTION_MENU (name_to_widget (s, "mode_menu"));
+ int i;
+ for (i = 0; i < countof(mode_menu_order); i++)
+ if (mode_menu_order[i] == p->mode)
+ break;
+ gtk_option_menu_set_history (opt, i);
+ update_list_sensitivity (s);
+ }
{
Bool found_any_writable_cells = False;
#endif /* HAVE_DPMS_EXTENSION */
+# define SENSITIZE(NAME,SENSITIVEP) \
+ gtk_widget_set_sensitive (name_to_widget (s, (NAME)), (SENSITIVEP))
+
/* Blanking and Locking
*/
- gtk_widget_set_sensitive (
- GTK_WIDGET (name_to_widget (top, "lock_label")),
- p->lock_p);
- gtk_widget_set_sensitive (
- GTK_WIDGET (name_to_widget (top, "lock_text")),
- p->lock_p);
+ SENSITIZE ("lock_spinbutton", p->lock_p);
+ SENSITIZE ("lock_mlabel", p->lock_p);
/* DPMS
*/
- gtk_widget_set_sensitive (
- GTK_WIDGET (name_to_widget (top, "dpms_frame")),
- dpms_supported);
- gtk_widget_set_sensitive (
- GTK_WIDGET (name_to_widget (top, "dpms_button")),
- dpms_supported);
- gtk_widget_set_sensitive (
- GTK_WIDGET (name_to_widget (top, "dpms_standby_label")),
- dpms_supported && p->dpms_enabled_p);
- gtk_widget_set_sensitive (
- GTK_WIDGET (name_to_widget (top, "dpms_standby_text")),
- dpms_supported && p->dpms_enabled_p);
- gtk_widget_set_sensitive (
- GTK_WIDGET (name_to_widget (top, "dpms_suspend_label")),
- dpms_supported && p->dpms_enabled_p);
- gtk_widget_set_sensitive (
- GTK_WIDGET (name_to_widget (top, "dpms_suspend_text")),
- dpms_supported && p->dpms_enabled_p);
- gtk_widget_set_sensitive (
- GTK_WIDGET (name_to_widget (top, "dpms_off_label")),
- dpms_supported && p->dpms_enabled_p);
- gtk_widget_set_sensitive (
- GTK_WIDGET (name_to_widget (top, "dpms_off_text")),
- dpms_supported && p->dpms_enabled_p);
+ SENSITIZE ("dpms_frame", dpms_supported);
+ SENSITIZE ("dpms_button", dpms_supported);
+ SENSITIZE ("dpms_standby_label", dpms_supported && p->dpms_enabled_p);
+ SENSITIZE ("dpms_standby_mlabel", dpms_supported && p->dpms_enabled_p);
+ SENSITIZE ("dpms_standby_spinbutton", dpms_supported && p->dpms_enabled_p);
+ SENSITIZE ("dpms_suspend_label", dpms_supported && p->dpms_enabled_p);
+ SENSITIZE ("dpms_suspend_mlabel", dpms_supported && p->dpms_enabled_p);
+ SENSITIZE ("dpms_suspend_spinbutton", dpms_supported && p->dpms_enabled_p);
+ SENSITIZE ("dpms_off_label", dpms_supported && p->dpms_enabled_p);
+ SENSITIZE ("dpms_off_mlabel", dpms_supported && p->dpms_enabled_p);
+ SENSITIZE ("dpms_off_spinbutton", dpms_supported && p->dpms_enabled_p);
/* Colormaps
*/
- gtk_widget_set_sensitive (
- GTK_WIDGET (name_to_widget (top, "cmap_frame")),
- found_any_writable_cells);
- gtk_widget_set_sensitive (
- GTK_WIDGET (name_to_widget (top, "install_button")),
- found_any_writable_cells);
- gtk_widget_set_sensitive (
- GTK_WIDGET (name_to_widget (top, "fade_button")),
- found_any_writable_cells);
- gtk_widget_set_sensitive (
- GTK_WIDGET (name_to_widget (top, "unfade_button")),
- found_any_writable_cells);
-
- gtk_widget_set_sensitive (
- GTK_WIDGET (name_to_widget (top, "fade_label")),
- (found_any_writable_cells &&
- (p->fade_p || p->unfade_p)));
- gtk_widget_set_sensitive (
- GTK_WIDGET (name_to_widget (top, "fade_text")),
- (found_any_writable_cells &&
- (p->fade_p || p->unfade_p)));
+ SENSITIZE ("cmap_frame", found_any_writable_cells);
+ SENSITIZE ("install_button", found_any_writable_cells);
+ SENSITIZE ("fade_button", found_any_writable_cells);
+ SENSITIZE ("unfade_button", found_any_writable_cells);
+
+ SENSITIZE ("fade_label", (found_any_writable_cells &&
+ (p->fade_p || p->unfade_p)));
+ SENSITIZE ("fade_spinbutton", (found_any_writable_cells &&
+ (p->fade_p || p->unfade_p)));
+
+# undef SENSITIZE
}
+}
+
+
+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;
+
+# ifdef HAVE_XML
+ if (s->cdata)
+ {
+ free_conf_data (s->cdata);
+ 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);
+ }
+
+ doc_string = (s->cdata
+ ? s->cdata->description
+ : 0);
+# else /* !HAVE_XML */
+ doc_string = "Descriptions not available: no XML support compiled in.";
+# endif /* !HAVE_XML */
+ gtk_label_set_text (doc, (doc_string
+ ? doc_string
+ : "No description available."));
}
static void
-sensitize_demo_widgets (GtkWidget *toplevel, Bool sensitive_p)
+sensitize_demo_widgets (state *s, Bool sensitive_p)
{
- const char *names[] = { "cmd_label", "cmd_text", "enabled",
- "visual", "visual_combo",
- "demo", "manual" };
+ const char *names1[] = { "demo", "settings" };
+ const char *names2[] = { "cmd_label", "cmd_text", "manual",
+ "visual", "visual_combo" };
int i;
- for (i = 0; i < countof(names); i++)
+ for (i = 0; i < countof(names1); i++)
{
- GtkWidget *w = name_to_widget (toplevel, names[i]);
+ GtkWidget *w = name_to_widget (s, names1[i]);
+ gtk_widget_set_sensitive (GTK_WIDGET(w), sensitive_p);
+ }
+ for (i = 0; i < countof(names2); i++)
+ {
+ GtkWidget *w = name_to_widget (s, names2[i]);
gtk_widget_set_sensitive (GTK_WIDGET(w), sensitive_p);
}
-
- /* I don't know how to handle these yet... */
- {
- const char *names2[] = { "cut_menu", "copy_menu", "paste_menu" };
- for (i = 0; i < countof(names2); i++)
- {
- GtkWidget *w = name_to_widget (toplevel, names2[i]);
- gtk_widget_set_sensitive (GTK_WIDGET(w), False);
- }
- }
}
a string in their font, and resize them to just fit that.
*/
static void
-fix_text_entry_sizes (GtkWidget *toplevel)
+fix_text_entry_sizes (state *s)
{
- const char *names[] = { "timeout_text", "cycle_text", "lock_text",
- "dpms_standby_text", "dpms_suspend_text",
- "dpms_off_text", "fade_text" };
+ const char * const spinbuttons[] = {
+ "timeout_spinbutton", "cycle_spinbutton", "lock_spinbutton",
+ "dpms_standby_spinbutton", "dpms_suspend_spinbutton",
+ "dpms_off_spinbutton",
+ "-fade_spinbutton" };
int i;
int width = 0;
GtkWidget *w;
- for (i = 0; i < countof(names); i++)
+ for (i = 0; i < countof(spinbuttons); i++)
{
- w = GTK_WIDGET (name_to_widget (toplevel, names[i]));
- if (width == 0)
- width = gdk_text_width (w->style->font, "00:00:00_", 9);
+ const char *n = spinbuttons[i];
+ int cols = 4;
+ while (*n == '-') n++, cols--;
+ w = GTK_WIDGET (name_to_widget (s, n));
+ width = gdk_text_width (w->style->font, "MMMMMMMM", cols);
gtk_widget_set_usize (w, width, -2);
}
- /* Now fix the size of the combo box.
+ /* Now fix the width of the combo box.
*/
- w = GTK_WIDGET (name_to_widget (GTK_WIDGET (toplevel), "visual_combo"));
+ w = GTK_WIDGET (name_to_widget (s, "visual_combo"));
w = GTK_COMBO (w)->entry;
- width = gdk_text_width (w->style->font, "PseudoColor___", 14);
+ width = gdk_string_width (w->style->font, "PseudoColor___");
gtk_widget_set_usize (w, width, -2);
- /* Now fix the size of the file entry text.
+ /* Now fix the width of the file entry text.
*/
- w = GTK_WIDGET (name_to_widget (GTK_WIDGET (toplevel), "image_text"));
- width = gdk_text_width (w->style->font, "MMMMMMMMMMMMMM", 14);
+ w = GTK_WIDGET (name_to_widget (s, "image_text"));
+ width = gdk_string_width (w->style->font, "mmmmmmmmmmmmmm");
gtk_widget_set_usize (w, width, -2);
-#if 0
- /* Now fix the size of the list.
+ /* Now fix the width of the command line text.
*/
- w = GTK_WIDGET (name_to_widget (GTK_WIDGET (toplevel), "list"));
- width = gdk_text_width (w->style->font, "nnnnnnnnnnnnnnnnnnnnnn", 22);
+ w = GTK_WIDGET (name_to_widget (s, "cmd_text"));
+ width = gdk_string_width (w->style->font, "mmmmmmmmmmmmmmmmmmmm");
gtk_widget_set_usize (w, width, -2);
-#endif
+
+ /* Now fix the height of the list.
+ */
+ {
+ int lines = 10;
+ int height;
+ int leading = 3; /* approximate is ok... */
+ int border = 2;
+ w = GTK_WIDGET (name_to_widget (s, "list"));
+ height = w->style->font->ascent + w->style->font->descent;
+ height += leading;
+ height *= lines;
+ height += border * 2;
+ w = GTK_WIDGET (name_to_widget (s, "scroller"));
+ gtk_widget_set_usize (w, -2, height);
+ }
}
};
static void
-pixmapify_button (GtkWidget *toplevel, int down_p)
+pixmapify_button (state *s, int down_p)
{
GdkPixmap *pixmap;
GdkBitmap *mask;
GtkStyle *style;
GtkWidget *w;
- w = GTK_WIDGET (name_to_widget (GTK_WIDGET (toplevel),
- (down_p ? "next" : "prev")));
+ w = GTK_WIDGET (name_to_widget (s, (down_p ? "next" : "prev")));
style = gtk_widget_get_style (w);
mask = 0;
pixmap = gdk_pixmap_create_from_xpm_d (w->window, &mask,
static void
map_next_button_cb (GtkWidget *w, gpointer user_data)
{
- pixmapify_button (w, 1);
+ state *s = (state *) user_data;
+ pixmapify_button (s, 1);
}
static void
map_prev_button_cb (GtkWidget *w, gpointer user_data)
{
- pixmapify_button (w, 0);
+ state *s = (state *) user_data;
+ pixmapify_button (s, 0);
}
*/
static void
-you_are_not_a_unique_or_beautiful_snowflake (GtkWidget *label,
- GtkAllocation *allocation,
- void *foo)
+you_are_not_a_unique_or_beautiful_snowflake (GtkWidget *label,
+ GtkAllocation *allocation,
+ void *foo)
+{
+ GtkRequisition req;
+ GtkWidgetAuxInfo *aux_info;
+
+ aux_info = gtk_object_get_data (GTK_OBJECT (label), "gtk-aux-info");
+
+ aux_info->width = allocation->width;
+ aux_info->height = -2;
+ aux_info->x = -1;
+ aux_info->y = -1;
+
+ gtk_widget_size_request (label, &req);
+}
+
+
+/* Feel the love. Thanks to Nat Friedman for finding this workaround.
+ */
+static void
+eschew_gtk_lossage (GtkLabel *label)
+{
+ GtkWidgetAuxInfo *aux_info = g_new0 (GtkWidgetAuxInfo, 1);
+ aux_info->width = GTK_WIDGET (label)->allocation.width;
+ aux_info->height = -2;
+ aux_info->x = -1;
+ aux_info->y = -1;
+
+ gtk_object_set_data (GTK_OBJECT (label), "gtk-aux-info", aux_info);
+
+ gtk_signal_connect (GTK_OBJECT (label), "size_allocate",
+ you_are_not_a_unique_or_beautiful_snowflake,
+ 0);
+
+ gtk_widget_set_usize (GTK_WIDGET (label), -2, -2);
+
+ gtk_widget_queue_resize (GTK_WIDGET (label));
+}
+
+
+static void
+populate_demo_window (state *s, int list_elt)
+{
+ saver_preferences *p = &s->prefs;
+ screenhack *hack;
+ char *pretty_name;
+ GtkFrame *frame1 = GTK_FRAME (name_to_widget (s, "preview_frame"));
+ GtkFrame *frame2 = GTK_FRAME (name_to_widget (s, "doc_frame"));
+ GtkEntry *cmd = GTK_ENTRY (name_to_widget (s, "cmd_text"));
+ GtkCombo *vis = GTK_COMBO (name_to_widget (s, "visual_combo"));
+ GtkWidget *list = GTK_WIDGET (name_to_widget (s, "list"));
+
+ if (p->mode == BLANK_ONLY)
+ {
+ hack = 0;
+ pretty_name = strdup ("Blank Screen");
+ schedule_preview (s, 0);
+ }
+ else if (p->mode == DONT_BLANK)
+ {
+ hack = 0;
+ pretty_name = strdup ("Screen Saver Disabled");
+ schedule_preview (s, 0);
+ }
+ else
+ {
+ int hack_number = (list_elt >= 0 && list_elt < p->screenhacks_count
+ ? s->list_elt_to_hack_number[list_elt]
+ : -1);
+ hack = (hack_number >= 0 ? p->screenhacks[hack_number] : 0);
+
+ pretty_name = (hack
+ ? (hack->name
+ ? strdup (hack->name)
+ : make_hack_name (hack->command))
+ : 0);
+
+ if (hack)
+ schedule_preview (s, hack->command);
+ else
+ schedule_preview (s, 0);
+ }
+
+ if (!pretty_name)
+ pretty_name = strdup ("Preview");
+
+ gtk_frame_set_label (frame1, pretty_name);
+ gtk_frame_set_label (frame2, pretty_name);
+
+ gtk_entry_set_text (cmd, (hack ? hack->command : ""));
+ gtk_entry_set_position (cmd, 0);
+
+ {
+ char title[255];
+ sprintf (title, "%s: %.100s Settings",
+ progclass, (pretty_name ? pretty_name : "???"));
+ gtk_window_set_title (GTK_WINDOW (s->popup_widget), title);
+ }
+
+ gtk_entry_set_text (GTK_ENTRY (GTK_COMBO (vis)->entry),
+ (hack
+ ? (hack->visual && *hack->visual
+ ? hack->visual
+ : "Any")
+ : ""));
+
+ sensitize_demo_widgets (s, (hack ? True : False));
+
+ if (pretty_name) free (pretty_name);
+
+ ensure_selected_item_visible (list);
+
+ s->_selected_list_element = list_elt;
+}
+
+
+static void
+widget_deleter (GtkWidget *widget, gpointer data)
+{
+ /* #### Well, I want to destroy these widgets, but if I do that, they get
+ referenced again, and eventually I get a SEGV. So instead of
+ destroying them, I'll just hide them, and leak a bunch of memory
+ every time the disk file changes. Go go go Gtk!
+
+ #### Ok, that's a lie, I get a crash even if I just hide the widget
+ and don't ever delete it. Fuck!
+ */
+#if 0
+ gtk_widget_destroy (widget);
+#else
+ gtk_widget_hide (widget);
+#endif
+}
+
+
+static char **sort_hack_cmp_names_kludge;
+static int
+sort_hack_cmp (const void *a, const void *b)
+{
+ if (a == b)
+ return 0;
+ else
+ return strcmp (sort_hack_cmp_names_kludge[*(int *) a],
+ sort_hack_cmp_names_kludge[*(int *) b]);
+}
+
+
+static void
+initialize_sort_map (state *s)
+{
+ saver_preferences *p = &s->prefs;
+ int i;
+
+ 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);
+
+ 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);
+
+ /* Initialize table to 1:1 mapping */
+ for (i = 0; i < p->screenhacks_count; i++)
+ s->list_elt_to_hack_number[i] = i;
+
+ /* Generate list of names (once)
+ */
+ sort_hack_cmp_names_kludge = (char **)
+ calloc (sizeof(char *), p->screenhacks_count);
+ for (i = 0; i < p->screenhacks_count; i++)
+ {
+ screenhack *hack = p->screenhacks[i];
+ char *name = (hack->name && *hack->name
+ ? strdup (hack->name)
+ : make_hack_name (hack->command));
+ char *str;
+ for (str = name; *str; str++)
+ *str = tolower(*str);
+ sort_hack_cmp_names_kludge[i] = name;
+ }
+
+ /* Sort alphabetically
+ */
+ qsort (s->list_elt_to_hack_number,
+ p->screenhacks_count,
+ sizeof(*s->list_elt_to_hack_number),
+ sort_hack_cmp);
+
+ /* Free names
+ */
+ for (i = 0; i < p->screenhacks_count; i++)
+ free (sort_hack_cmp_names_kludge[i]);
+ free (sort_hack_cmp_names_kludge);
+ sort_hack_cmp_names_kludge = 0;
+
+ /* Build inverse table */
+ for (i = 0; i < p->screenhacks_count; i++)
+ s->hack_number_to_list_elt[s->list_elt_to_hack_number[i]] = i;
+}
+
+
+static int
+maybe_reload_init_file (state *s)
+{
+ saver_preferences *p = &s->prefs;
+ int status = 0;
+
+ static Bool reentrant_lock = False;
+ if (reentrant_lock) return 0;
+ reentrant_lock = True;
+
+ if (init_file_changed_p (p))
+ {
+ const char *f = init_file_name();
+ char *b;
+ int list_elt;
+ GtkList *list;
+
+ if (!f || !*f) return 0;
+ b = (char *) malloc (strlen(f) + 1024);
+ sprintf (b,
+ "Warning:\n\n"
+ "file \"%s\" has changed, reloading.\n",
+ f);
+ warning_dialog (s->toplevel_widget, b, False, 100);
+ free (b);
+
+ load_init_file (p);
+ initialize_sort_map (s);
+
+ list_elt = selected_list_element (s);
+ list = GTK_LIST (name_to_widget (s, "list"));
+ gtk_container_foreach (GTK_CONTAINER (list), widget_deleter, NULL);
+ populate_hack_list (s);
+ force_list_select_item (s, list, list_elt, True);
+ populate_prefs_page (s);
+ populate_demo_window (s, list_elt);
+ ensure_selected_item_visible (GTK_WIDGET (list));
+
+ status = 1;
+ }
+
+ reentrant_lock = False;
+ return status;
+}
+
+
+\f
+/* Making the preview window have the right X visual (so that GL works.)
+ */
+
+static Visual *get_best_gl_visual (state *);
+
+static GdkVisual *
+x_visual_to_gdk_visual (Visual *xv)
+{
+ GList *gvs = gdk_list_visuals();
+ if (!xv) return gdk_visual_get_system();
+ for (; gvs; gvs = gvs->next)
+ {
+ GdkVisual *gv = (GdkVisual *) gvs->data;
+ if (xv == GDK_VISUAL_XVISUAL (gv))
+ return gv;
+ }
+ fprintf (stderr, "%s: couldn't convert X Visual 0x%lx to a GdkVisual\n",
+ blurb(), (unsigned long) xv->visualid);
+ abort();
+}
+
+static void
+clear_preview_window (state *s)
+{
+ GtkWidget *p;
+ GdkWindow *window;
+
+ if (!s->toplevel_widget) return; /* very early */
+ p = name_to_widget (s, "preview");
+ window = p->window;
+
+ if (!window) return;
+
+ /* Flush the widget background down into the window, in case a subproc
+ has changed it. */
+ gdk_window_set_background (window, &p->style->bg[GTK_STATE_NORMAL]);
+ gdk_window_clear (window);
+
+ if (s->running_preview_error_p)
+ {
+ const char * const lines[] = { "No Preview", "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;
+ }
+ }
+
+ gdk_flush ();
+
+ /* Is there a GDK way of doing this? */
+ XSync (GDK_DISPLAY(), False);
+}
+
+
+static void
+fix_preview_visual (state *s)
+{
+ GtkWidget *widget = name_to_widget (s, "preview");
+ Visual *xvisual = get_best_gl_visual (s);
+ GdkVisual *visual = x_visual_to_gdk_visual (xvisual);
+ GdkVisual *dvisual = gdk_visual_get_system();
+ GdkColormap *cmap = (visual == dvisual
+ ? gdk_colormap_get_system ()
+ : gdk_colormap_new (visual, False));
+
+ if (s->debug_p)
+ fprintf (stderr, "%s: using %s visual 0x%lx\n", blurb(),
+ (visual == dvisual ? "default" : "non-default"),
+ (xvisual ? (unsigned long) xvisual->visualid : 0L));
+
+ if (!GTK_WIDGET_REALIZED (widget) ||
+ gtk_widget_get_visual (widget) != visual)
+ {
+ gtk_widget_unrealize (widget);
+ gtk_widget_set_visual (widget, visual);
+ gtk_widget_set_colormap (widget, cmap);
+ gtk_widget_realize (widget);
+ }
+
+ /* Set the Widget colors to be white-on-black. */
+ {
+ GdkWindow *window = widget->window;
+ GtkStyle *style = gtk_style_copy (widget->style);
+ GdkColormap *cmap = gtk_widget_get_colormap (widget);
+ GdkColor *fg = &style->fg[GTK_STATE_NORMAL];
+ GdkColor *bg = &style->bg[GTK_STATE_NORMAL];
+ GdkGC *fgc = gdk_gc_new(window);
+ GdkGC *bgc = gdk_gc_new(window);
+ if (!gdk_color_white (cmap, fg)) abort();
+ if (!gdk_color_black (cmap, bg)) abort();
+ gdk_gc_set_foreground (fgc, fg);
+ gdk_gc_set_background (fgc, bg);
+ gdk_gc_set_foreground (bgc, bg);
+ gdk_gc_set_background (bgc, fg);
+ style->fg_gc[GTK_STATE_NORMAL] = fgc;
+ style->bg_gc[GTK_STATE_NORMAL] = fgc;
+ gtk_widget_set_style (widget, style);
+ }
+
+ gtk_widget_show (widget);
+}
+
+\f
+/* Subprocesses
+ */
+
+static char *
+subproc_pretty_name (state *s)
+{
+ if (s->running_preview_cmd)
+ {
+ char *ps = strdup (s->running_preview_cmd);
+ char *ss = strchr (ps, ' ');
+ if (ss) *ss = 0;
+ ss = strrchr (ps, '/');
+ if (ss) *ss = 0;
+ else ss = ps;
+ return ss;
+ }
+ else
+ return strdup ("???");
+}
+
+
+static void
+reap_zombies (state *s)
+{
+ int wait_status = 0;
+ pid_t pid;
+ while ((pid = waitpid (-1, &wait_status, WNOHANG|WUNTRACED)) > 0)
+ {
+ if (s->debug_p)
+ {
+ if (pid == s->running_preview_pid)
+ {
+ char *ss = subproc_pretty_name (s);
+ fprintf (stderr, "%s: pid %lu (%s) died\n", blurb(), pid, ss);
+ free (ss);
+ }
+ else
+ fprintf (stderr, "%s: pid %lu died\n", blurb(), pid);
+ }
+ }
+}
+
+
+/* Mostly lifted from driver/subprocs.c */
+static Visual *
+get_best_gl_visual (state *s)
+{
+ Display *dpy = GDK_DISPLAY();
+ pid_t forked;
+ int fds [2];
+ int in, out;
+ char buf[1024];
+
+ char *av[10];
+ int ac = 0;
+
+ av[ac++] = "xscreensaver-gl-helper";
+ av[ac] = 0;
+
+ if (pipe (fds))
+ {
+ perror ("error creating pipe:");
+ return 0;
+ }
+
+ in = fds [0];
+ out = fds [1];
+
+ switch ((int) (forked = fork ()))
+ {
+ case -1:
+ {
+ sprintf (buf, "%s: couldn't fork", blurb());
+ perror (buf);
+ exit (1);
+ }
+ case 0:
+ {
+ int stdout_fd = 1;
+
+ close (in); /* don't need this one */
+ close (ConnectionNumber (dpy)); /* close display fd */
+
+ if (dup2 (out, stdout_fd) < 0) /* pipe stdout */
+ {
+ perror ("could not dup() a new stdout:");
+ return 0;
+ }
+
+ execvp (av[0], av); /* shouldn't return. */
+
+ if (errno != ENOENT)
+ {
+ /* Ignore "no such file or directory" errors, unless verbose.
+ Issue all other exec errors, though. */
+ sprintf (buf, "%s: running %s", blurb(), av[0]);
+ perror (buf);
+ }
+ exit (1); /* exits fork */
+ break;
+ }
+ default:
+ {
+ int result = 0;
+ int wait_status = 0;
+
+ FILE *f = fdopen (in, "r");
+ unsigned long v = 0;
+ char c;
+
+ close (out); /* don't need this one */
+
+ *buf = 0;
+ fgets (buf, sizeof(buf)-1, f);
+ fclose (f);
+
+ /* Wait for the child to die. */
+ waitpid (-1, &wait_status, 0);
+
+ if (1 == sscanf (buf, "0x%x %c", &v, &c))
+ result = (int) v;
+
+ if (result == 0)
+ {
+ if (s->debug_p)
+ fprintf (stderr, "%s: %s did not report a GL visual!\n",
+ blurb(), av[0]);
+ return 0;
+ }
+ else
+ {
+ Visual *v = id_to_visual (DefaultScreenOfDisplay (dpy), result);
+ if (s->debug_p)
+ fprintf (stderr, "%s: %s says the GL visual is 0x%X.\n",
+ blurb(), av[0], result);
+ if (!v) abort();
+ return v;
+ }
+ }
+ }
+
+ abort();
+}
+
+
+static void
+kill_preview_subproc (state *s)
{
- GtkRequisition req;
- GtkWidgetAuxInfo *aux_info;
+ s->running_preview_error_p = False;
- aux_info = gtk_object_get_data (GTK_OBJECT (label), "gtk-aux-info");
+ reap_zombies (s);
+ clear_preview_window (s);
- aux_info->width = allocation->width;
- aux_info->height = -2;
- aux_info->x = -1;
- aux_info->y = -1;
+ if (s->subproc_check_timer_id)
+ {
+ gtk_timeout_remove (s->subproc_check_timer_id);
+ s->subproc_check_timer_id = 0;
+ s->subproc_check_countdown = 0;
+ }
- gtk_widget_size_request (label, &req);
+ if (s->running_preview_pid)
+ {
+ int status = kill (s->running_preview_pid, SIGTERM);
+ char *ss = subproc_pretty_name (s);
+
+ if (status < 0)
+ {
+ if (errno == ESRCH)
+ {
+ if (s->debug_p)
+ fprintf (stderr, "%s: pid %lu (%s) was already dead.\n",
+ blurb(), s->running_preview_pid, ss);
+ }
+ else
+ {
+ char buf [1024];
+ sprintf (buf, "%s: couldn't kill pid %lu (%s)",
+ blurb(), 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);
+
+ free (ss);
+ s->running_preview_pid = 0;
+ if (s->running_preview_cmd) free (s->running_preview_cmd);
+ s->running_preview_cmd = 0;
+ }
+
+ reap_zombies (s);
}
-/* Feel the love. Thanks to Nat Friedman for finding this workaround.
- */
static void
-eschew_gtk_lossage (GtkWidget *toplevel)
+exec_program (const char *cmd, int nice_level)
{
- GtkWidgetAuxInfo *aux_info;
- GtkWidget *label = GTK_WIDGET (name_to_widget (toplevel, "doc"));
+ char *av[1024];
+ int ac = 0;
+ char *token = strtok (strdup(cmd), " \t");
+ while (token)
+ {
+ av[ac++] = token;
+ token = strtok(0, " \t");
+ }
+ av[ac] = 0;
- aux_info = g_new0 (GtkWidgetAuxInfo, 1);
- aux_info->width = label->allocation.width;
- aux_info->height = -2;
- aux_info->x = -1;
- aux_info->y = -1;
+ nice (nice_level - nice (0));
- gtk_object_set_data (GTK_OBJECT (label), "gtk-aux-info", aux_info);
+ 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 window. */
- gtk_signal_connect (GTK_OBJECT (label), "size_allocate",
- you_are_not_a_unique_or_beautiful_snowflake, NULL);
+ execvp (av[0], av); /* shouldn't return. */
- gtk_widget_queue_resize (label);
+ {
+ char buf [512];
+ sprintf (buf, "%s: could not execute \"%s\"", blurb(), av[0]);
+ perror (buf);
+ }
+ fflush(stderr);
+ fflush(stdout);
+ exit (1); /* Note that this only exits a child fork. */
}
-char *
-get_hack_blurb (screenhack *hack)
+/* Immediately and unconditionally launches the given process,
+ after appending the -window-id option; sets running_preview_pid.
+ */
+static void
+launch_preview_subproc (state *s)
{
- char *doc_string;
- char *prog_name = strdup (hack->command);
- char *pretty_name = (hack->name
- ? strdup (hack->name)
- : make_hack_name (hack->command));
- char doc_name[255], doc_class[255];
- char *s, *s2;
+ saver_preferences *p = &s->prefs;
+ Window id;
+ Bool hairy_p;
+ char *new_cmd;
+ pid_t forked;
+ int nice_level = nice (0) - p->nice_inferior;
+ const char *cmd = s->desired_preview_cmd;
- for (s = prog_name; *s && !isspace(*s); s++)
- ;
- *s = 0;
- s = strrchr (prog_name, '/');
- if (s) strcpy (prog_name, s+1);
+ GtkWidget *pr = name_to_widget (s, "preview");
+ GdkWindow *window = pr->window;
- sprintf (doc_name, "hacks.%s.documentation", pretty_name);
- sprintf (doc_class, "hacks.%s.documentation", prog_name);
- free (prog_name);
- free (pretty_name);
+ s->running_preview_error_p = False;
- doc_string = get_string_resource (doc_name, doc_class);
- if (doc_string)
+ if (s->preview_suppressed_p)
{
- for (s = doc_string; *s; s++)
- {
- if (*s == '\n')
- {
- /* skip over whitespace at beginning of line */
- s++;
- while (*s && (*s == ' ' || *s == '\t'))
- s++;
- }
- else if (*s == ' ' || *s == '\t')
- {
- /* compress all other horizontal whitespace. */
- *s = ' ';
- s++;
- for (s2 = s; *s2 && (*s2 == ' ' || *s2 == '\t'); s2++)
- ;
- if (s2 > s) strcpy (s, s2);
- s--;
- }
- }
+ kill_preview_subproc (s);
+ return;
+ }
- while (*s && isspace (*s)) /* Strip trailing whitespace */
- *(--s) = 0;
+ new_cmd = malloc (strlen (cmd) + 40);
- /* Delete whitespace at end of each line. */
- for (; s > doc_string; s--)
- if (*s == '\n' && (s[-1] == ' ' || s[-1] == '\t'))
- {
- for (s2 = s-1;
- s2 > doc_string && (*s2 == ' ' || *s2 == '\t');
- s2--)
- ;
- s2++;
- if (s2 < s) strcpy (s2, s);
- s = s2;
- }
-
- /* Delete leading blank lines. */
- for (s = doc_string; *s == '\n'; s++)
- ;
- if (s > doc_string) strcpy (doc_string, s);
+ id = (window ? GDK_WINDOW_XWINDOW (window) : 0);
+ if (id == 0)
+ {
+ /* No window id? No command to run. */
+ free (new_cmd);
+ new_cmd = 0;
}
else
{
- static int doc_installed = 0;
- if (doc_installed == 0)
- {
- if (get_boolean_resource ("hacks.documentation.isInstalled",
- "hacks.documentation.isInstalled"))
- doc_installed = 1;
- else
- doc_installed = -1;
- }
+ strcpy (new_cmd, cmd);
+ sprintf (new_cmd + strlen (new_cmd), " -window-id 0x%X", id);
+ }
- if (doc_installed < 0)
- doc_string =
- strdup ("Error:\n\n"
- "The documentation strings do not appear to be "
- "installed. This is probably because there is "
- "an \"XScreenSaver\" app-defaults file installed "
- "that is from an older version of the program. "
- "To fix this problem, delete that file, or "
- "install a current version (either will work.)");
- else
- doc_string = strdup ("");
+ hairy_p = (new_cmd && !!strpbrk (new_cmd, "*?$&!<>[];`'\\\"="));
+ if (hairy_p)
+ {
+ /* Command requires a full shell? Forget it. */
+ free (new_cmd);
+ new_cmd = 0;
+ if (s->debug_p)
+ fprintf (stderr, "%s: command is hairy: not previewing\n", blurb());
+ }
+
+ kill_preview_subproc (s);
+ if (! new_cmd)
+ {
+ s->running_preview_error_p = True;
+ clear_preview_window (s);
+ return;
}
- return doc_string;
+ switch ((int) (forked = fork ()))
+ {
+ case -1:
+ {
+ char buf[255];
+ sprintf (buf, "%s: couldn't fork", blurb());
+ perror (buf);
+ s->running_preview_error_p = True;
+ return;
+ }
+ case 0:
+ {
+ close (ConnectionNumber (GDK_DISPLAY()));
+ exec_program (new_cmd, nice_level);
+ abort();
+ break;
+
+ default:
+
+ if (s->running_preview_cmd) free (s->running_preview_cmd);
+ s->running_preview_cmd = strdup (s->desired_preview_cmd);
+ s->running_preview_pid = forked;
+
+ if (s->debug_p)
+ {
+ char *ss = subproc_pretty_name (s);
+ fprintf (stderr, "%s: forked %lu (%s)\n", blurb(), forked, ss);
+ free (ss);
+ }
+ break;
+ }
+ }
+
+ schedule_preview_check (s);
}
+/* Modify $DISPLAY and $PATH for the benefit of subprocesses.
+ */
static void
-populate_demo_window (GtkWidget *toplevel, int which, prefs_pair *pair)
-{
- saver_preferences *p = pair->a;
- screenhack *hack = (which >= 0 && which < p->screenhacks_count
- ? p->screenhacks[which] : 0);
- GtkFrame *frame = GTK_FRAME (name_to_widget (toplevel, "frame"));
- GtkLabel *doc = GTK_LABEL (name_to_widget (toplevel, "doc"));
- GtkEntry *cmd = GTK_ENTRY (name_to_widget (toplevel, "cmd_text"));
- GtkToggleButton *enabled =
- GTK_TOGGLE_BUTTON (name_to_widget (toplevel, "enabled"));
- GtkCombo *vis = GTK_COMBO (name_to_widget (toplevel, "visual_combo"));
-
- char *pretty_name = (hack
- ? (hack->name
- ? strdup (hack->name)
- : make_hack_name (hack->command))
- : 0);
- char *doc_string = hack ? get_hack_blurb (hack) : 0;
-
- gtk_frame_set_label (frame, (pretty_name ? pretty_name : ""));
- gtk_label_set_text (doc, (doc_string ? doc_string : ""));
- gtk_entry_set_text (cmd, (hack ? hack->command : ""));
- gtk_entry_set_position (cmd, 0);
+hack_environment (state *s)
+{
+ static const char *def_path =
+# ifdef DEFAULT_PATH_PREFIX
+ DEFAULT_PATH_PREFIX;
+# else
+ "";
+# endif
- updating_enabled_cb++;
- gtk_toggle_button_set_active (enabled, (hack ? hack->enabled_p : False));
- updating_enabled_cb--;
+ Display *dpy = GDK_DISPLAY();
+ const char *odpy = DisplayString (dpy);
+ char *ndpy = (char *) malloc(strlen(odpy) + 20);
+ strcpy (ndpy, "DISPLAY=");
+ strcat (ndpy, odpy);
+ if (putenv (ndpy))
+ abort ();
- gtk_entry_set_text (GTK_ENTRY (GTK_COMBO (vis)->entry),
- (hack
- ? (hack->visual && *hack->visual
- ? hack->visual
- : "Any")
- : ""));
+ if (s->debug_p)
+ fprintf (stderr, "%s: %s\n", blurb(), ndpy);
- gtk_container_resize_children (GTK_CONTAINER (GTK_WIDGET (doc)->parent));
+ if (def_path && *def_path)
+ {
+ const char *opath = getenv("PATH");
+ char *npath = (char *) malloc(strlen(def_path) + strlen(opath) + 20);
+ strcpy (npath, "PATH=");
+ strcat (npath, def_path);
+ strcat (npath, ":");
+ strcat (npath, opath);
+
+ if (putenv (npath))
+ abort ();
+
+ if (s->debug_p)
+ fprintf (stderr, "%s: added \"%s\" to $PATH\n", blurb(), def_path);
+ }
+}
- sensitize_demo_widgets (toplevel, (hack ? True : False));
- if (pretty_name) free (pretty_name);
- if (doc_string) free (doc_string);
+/* Called from a timer:
+ Launches the currently-chosen subprocess, if it's not already running.
+ If there's a different process running, kills it.
+ */
+static int
+update_subproc_timer (gpointer data)
+{
+ state *s = (state *) data;
+ if (! s->desired_preview_cmd)
+ kill_preview_subproc (s);
+ else if (!s->running_preview_cmd ||
+ !!strcmp (s->desired_preview_cmd, s->running_preview_cmd))
+ launch_preview_subproc (s);
- _selected_hack_number = which;
+ s->subproc_timer_id = 0;
+ return FALSE; /* do not re-execute timer */
}
+/* Call this when you think you might want a preview process running.
+ It will set a timer that will actually launch that program a second
+ from now, if you haven't changed your mind (to avoid double-click
+ spazzing, etc.) `cmd' may be null meaning "no process".
+ */
static void
-widget_deleter (GtkWidget *widget, gpointer data)
+schedule_preview (state *s, const char *cmd)
{
- /* #### Well, I want to destroy these widgets, but if I do that, they get
- referenced again, and eventually I get a SEGV. So instead of
- destroying them, I'll just hide them, and leak a bunch of memory
- every time the disk file changes. Go go go Gtk!
+ int delay = 1000 * 0.5; /* 1/2 second hysteresis */
- #### Ok, that's a lie, I get a crash even if I just hide the widget
- and don't ever delete it. Fuck!
- */
-#if 0
- gtk_widget_destroy (widget);
-#else
- gtk_widget_hide (widget);
-#endif
+ if (s->debug_p)
+ {
+ if (cmd)
+ fprintf (stderr, "%s: scheduling preview \"%s\"\n", blurb(), cmd);
+ else
+ fprintf (stderr, "%s: scheduling preview death\n", blurb());
+ }
+
+ if (s->desired_preview_cmd) free (s->desired_preview_cmd);
+ s->desired_preview_cmd = (cmd ? strdup (cmd) : 0);
+
+ if (s->subproc_timer_id)
+ gtk_timeout_remove (s->subproc_timer_id);
+ s->subproc_timer_id = gtk_timeout_add (delay, update_subproc_timer, s);
}
+/* Called from a timer:
+ Checks to see if the subproc that should be running, actually is.
+ */
static int
-maybe_reload_init_file (GtkWidget *widget, prefs_pair *pair)
+check_subproc_timer (gpointer data)
{
- int status = 0;
- saver_preferences *p = pair->a;
-
- static Bool reentrant_lock = False;
- if (reentrant_lock) return 0;
- reentrant_lock = True;
+ state *s = (state *) data;
+ Bool again_p = True;
- if (init_file_changed_p (p))
+ if (s->running_preview_error_p || /* already dead */
+ s->running_preview_pid <= 0)
{
- const char *f = init_file_name();
- char *b;
- int which;
- GtkList *list;
+ again_p = False;
+ }
+ else
+ {
+ int status;
+ reap_zombies (s);
+ status = kill (s->running_preview_pid, 0);
+ if (status < 0 && errno == ESRCH)
+ s->running_preview_error_p = True;
- if (!f || !*f) return 0;
- b = (char *) malloc (strlen(f) + 1024);
- sprintf (b,
- "Warning:\n\n"
- "file \"%s\" has changed, reloading.\n",
- f);
- warning_dialog (widget, b, False, 100);
- free (b);
+ if (s->debug_p)
+ {
+ char *ss = subproc_pretty_name (s);
+ fprintf (stderr, "%s: timer: pid %lu (%s) is %s\n", blurb(),
+ s->running_preview_pid, ss,
+ (s->running_preview_error_p ? "dead" : "alive"));
+ free (ss);
+ }
- load_init_file (p);
+ if (s->running_preview_error_p)
+ {
+ clear_preview_window (s);
+ again_p = False;
+ }
+ }
- which = selected_hack_number (widget);
- list = GTK_LIST (name_to_widget (widget, "list"));
- gtk_container_foreach (GTK_CONTAINER (list), widget_deleter, NULL);
- populate_hack_list (widget, pair);
- gtk_list_select_item (list, which);
- populate_prefs_page (widget, pair);
- populate_demo_window (widget, which, pair);
- ensure_selected_item_visible (GTK_WIDGET (list));
+ /* Otherwise, it's currently alive. We might be checking again, or we
+ might be satisfied. */
- status = 1;
+ if (--s->subproc_check_countdown <= 0)
+ again_p = False;
+
+ if (again_p)
+ return TRUE; /* re-execute timer */
+ else
+ {
+ s->subproc_check_timer_id = 0;
+ s->subproc_check_countdown = 0;
+ return FALSE; /* do not re-execute timer */
}
+}
- reentrant_lock = False;
- return status;
+
+/* Call this just after launching a subprocess.
+ This sets a timer that will, five times a second for two seconds,
+ check whether the program is still running. The assumption here
+ is that if the process didn't stay up for more than a couple of
+ seconds, then either the program doesn't exist, or it doesn't
+ take a -window-id argument.
+ */
+static void
+schedule_preview_check (state *s)
+{
+ int seconds = 2;
+ int ticks = 5;
+
+ if (s->debug_p)
+ fprintf (stderr, "%s: scheduling check\n", blurb());
+
+ if (s->subproc_check_timer_id)
+ gtk_timeout_remove (s->subproc_check_timer_id);
+ s->subproc_check_timer_id =
+ gtk_timeout_add (1000 / ticks,
+ check_subproc_timer, (gpointer) s);
+ s->subproc_check_countdown = ticks * seconds;
+}
+
+
+static Bool
+screen_blanked_p (void)
+{
+ Atom type;
+ int format;
+ unsigned long nitems, bytesafter;
+ CARD32 *data = 0;
+ Display *dpy = GDK_DISPLAY();
+ Bool blanked_p = False;
+
+ if (XGetWindowProperty (dpy, RootWindow (dpy, 0), /* always screen #0 */
+ XA_SCREENSAVER_STATUS,
+ 0, 3, False, XA_INTEGER,
+ &type, &format, &nitems, &bytesafter,
+ (unsigned char **) &data)
+ == Success
+ && type == XA_INTEGER
+ && nitems >= 3
+ && data)
+ blanked_p = (data[0] == XA_BLANK || data[0] == XA_LOCK);
+
+ if (data) free (data);
+
+ return blanked_p;
}
+/* Wake up every now and then and see if the screen is blanked.
+ If it is, kill off the small-window demo -- no point in wasting
+ cycles by running two screensavers at once...
+ */
+static int
+check_blanked_timer (gpointer data)
+{
+ state *s = (state *) data;
+ Bool blanked_p = screen_blanked_p ();
+ if (blanked_p && s->running_preview_pid)
+ {
+ if (s->debug_p)
+ fprintf (stderr, "%s: screen is blanked: killing preview\n", blurb());
+ kill_preview_subproc (s);
+ }
+
+ return True; /* re-execute timer */
+}
\f
/* Setting window manager icon
static void
-the_network_is_not_the_computer (GtkWidget *parent)
+the_network_is_not_the_computer (state *s)
{
Display *dpy = GDK_DISPLAY();
char *rversion, *ruser, *rhost;
"xscreensaver as \"%s\".\n"
"\n"
"Restart the xscreensaver daemon now?\n",
- progname, luser, lhost,
+ blurb(), luser, lhost,
d,
(ruser ? ruser : "???"), (rhost ? rhost : "???"),
- progname,
- progname, (ruser ? ruser : "???"),
+ blurb(),
+ blurb(), (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",
- progname, luser, lhost,
+ blurb(), luser, lhost,
d,
(ruser ? ruser : "???"), (rhost ? rhost : "???"),
luser,
- progname,
+ blurb(),
lhost, luser);
}
- else if (!!strcmp (rversion, short_version))
+ else if (!!strcmp (rversion, s->short_version))
{
/* Warn that the version numbers don't match.
*/
"is version %s. This could cause problems.\n"
"\n"
"Restart the xscreensaver daemon now?\n",
- progname, short_version,
+ blurb(), s->short_version,
d,
rversion);
}
if (*msg)
- warning_dialog (parent, msg, True, 1);
+ warning_dialog (s->toplevel_widget, msg, True, 1);
free (msg);
}
static int
demo_ehandler (Display *dpy, XErrorEvent *error)
{
- fprintf (stderr, "\nX error in %s:\n", progname);
+ state *s = global_state_kludge; /* I hate C so much... */
+ fprintf (stderr, "\nX error in %s:\n", blurb());
if (XmuPrintDefaultErrorMessage (dpy, error, stderr))
- exit (-1);
+ {
+ kill_preview_subproc (s);
+ exit (-1);
+ }
else
fprintf (stderr, " (nonfatal.)\n");
return 0;
if (strstr (message, "unknown window"))
return;
- fprintf (stderr, "%s: %s-%s: %s%s", blurb(), log_domain,
+ fprintf (stderr, "%s: %s-%s: %s%s", blurb(),
+ (log_domain ? log_domain : progclass),
(log_level == G_LOG_LEVEL_ERROR ? "error" :
log_level == G_LOG_LEVEL_CRITICAL ? "critical" :
log_level == G_LOG_LEVEL_WARNING ? "warning" :
#endif /* HAVE_CRAPPLET */
#endif /* 0 */
-#define USAGE() \
- fprintf (stderr, "usage: %s [ -display dpy-string ] [ -prefs ]\n", \
- real_progname)
+const char *usage = "[--display dpy] [--prefs]"
+# ifdef HAVE_CRAPPLET
+ " [--crapplet]"
+# endif
+ " [--debug]";
+
+
+static void
+map_popup_window_cb (GtkWidget *w, gpointer user_data)
+{
+ state *s = (state *) user_data;
+ Boolean oi = s->initializing_p;
+ GtkLabel *label = GTK_LABEL (name_to_widget (s, "doc"));
+ s->initializing_p = True;
+ eschew_gtk_lossage (label);
+ s->initializing_p = oi;
+}
+#if 0
static void
-map_window_cb (GtkWidget *w, gpointer user_data)
+print_widget_tree (GtkWidget *w, int depth)
+{
+ int i;
+ for (i = 0; i < depth; i++)
+ fprintf (stderr, " ");
+ fprintf (stderr, "%s\n", gtk_widget_get_name (w));
+
+ if (GTK_IS_LIST (w))
+ {
+ for (i = 0; i < depth+1; i++)
+ fprintf (stderr, " ");
+ fprintf (stderr, "...list kids...\n");
+ }
+ else if (GTK_IS_CONTAINER (w))
+ {
+ GList *kids = gtk_container_children (GTK_CONTAINER (w));
+ while (kids)
+ {
+ print_widget_tree (GTK_WIDGET (kids->data), depth+1);
+ kids = kids->next;
+ }
+ }
+}
+#endif /* 0 */
+
+static int
+delayed_scroll_kludge (gpointer data)
{
- Boolean oi = initializing_p;
- initializing_p = True;
- eschew_gtk_lossage (w);
- ensure_selected_item_visible (GTK_WIDGET(name_to_widget(w, "list")));
- initializing_p = oi;
+ state *s = (state *) data;
+ GtkWidget *w = GTK_WIDGET (name_to_widget (s, "list"));
+ ensure_selected_item_visible (w);
+
+ /* Oh, this is just fucking lovely, too. */
+ w = GTK_WIDGET (name_to_widget (s, "preview"));
+ gtk_widget_hide (w);
+ gtk_widget_show (w);
+
+ return FALSE; /* do not re-execute timer */
}
main (int argc, char **argv)
{
XtAppContext app;
- prefs_pair Pair, *pair;
- saver_preferences P, P2, *p, *p2;
+ state S, *s;
+ saver_preferences *p;
Bool prefs = False;
int i;
Display *dpy;
Widget toplevel_shell;
- GtkWidget *gtk_window;
char *real_progname = argv[0];
- char *s;
-
- initializing_p = True;
+ char window_title[255];
+ Bool crapplet_p = False;
+ char *str;
- s = strrchr (real_progname, '/');
- if (s) real_progname = s+1;
+ str = strrchr (real_progname, '/');
+ if (str) real_progname = str+1;
- p = &P;
- p2 = &P2;
- pair = &Pair;
- pair->a = p;
- pair->b = p2;
- memset (p, 0, sizeof (*p));
- memset (p2, 0, sizeof (*p2));
+ s = &S;
+ memset (s, 0, sizeof(*s));
+ s->initializing_p = True;
+ p = &s->prefs;
- global_prefs_pair = pair; /* I hate C so much... */
+ global_state_kludge = s; /* I hate C so much... */
progname = real_progname;
- short_version = (char *) malloc (5);
- memcpy (short_version, screensaver_id + 17, 4);
- short_version [4] = 0;
+ s->short_version = (char *) malloc (5);
+ memcpy (s->short_version, screensaver_id + 17, 4);
+ s->short_version [4] = 0;
/* Register our error message logger for every ``log domain'' known.
for all of the domains that seem to be in use.
*/
{
- const char * const domains[] = { "Gtk", "Gdk", "GLib", "GModule",
- "GThread", "Gnome", "GnomeUI", 0 };
- for (i = 0; domains[i]; i++)
+ const char * const domains[] = { 0,
+ "Gtk", "Gdk", "GLib", "GModule",
+ "GThread", "Gnome", "GnomeUI" };
+ for (i = 0; i < countof(domains); i++)
g_log_set_handler (domains[i], G_LOG_LEVEL_MASK, g_log_handler, 0);
}
+#ifdef DEFAULT_ICONDIR /* from -D on compile line */
+ add_pixmap_directory (DEFAULT_ICONDIR);
+#endif
+
/* This is gross, but Gtk understands --display and not -display...
*/
for (i = 1; i < argc; i++)
# else /* !HAVE_CRAPPLET */
fprintf (stderr, "%s: not compiled with --crapplet support\n",
real_progname);
- USAGE ();
+ fprintf (stderr, "%s: %s\n", real_progname, usage);
exit (1);
# endif /* !HAVE_CRAPPLET */
}
+ 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--;
+ }
/* Let Gtk open the X connection, then initialize Xt to use that
same connection. Doctor Frankenstein would be proud.
GnomeClientFlags flags = 0;
int init_results = gnome_capplet_init ("screensaver-properties",
- short_version,
+ s->short_version,
argc, argv, NULL, 0, NULL);
/* init_results is:
0 upon successful initialization;
XtGetApplicationNameAndClass (dpy, &progname, &progclass);
XSetErrorHandler (demo_ehandler);
+ /* Let's just ignore these. They seem to confuse Irix Gtk... */
+ signal (SIGPIPE, SIG_IGN);
/* After doing Xt-style command-line processing, complain about any
unrecognized command-line arguments.
*/
for (i = 1; i < argc; i++)
{
- char *s = argv[i];
- if (s[0] == '-' && s[1] == '-')
- s++;
- if (!strcmp (s, "-prefs"))
+ char *str = argv[i];
+ if (str[0] == '-' && str[1] == '-')
+ str++;
+ if (!strcmp (str, "-prefs"))
prefs = True;
else if (crapplet_p)
/* There are lots of random args that we don't care about when we're
else
{
fprintf (stderr, "%s: unknown option: %s\n", real_progname, argv[i]);
- USAGE ();
+ fprintf (stderr, "%s: %s\n", real_progname, usage);
exit (1);
}
}
*/
p->db = db;
load_init_file (p);
- *p2 = *p;
+ initialize_sort_map (s);
/* Now that Xt has been initialized, and the resources have been read,
we can set our `progname' variable to something more in line with
/* Create the window and all its widgets.
*/
- gtk_window = create_xscreensaver_demo ();
- toplevel_widget = gtk_window;
+ s->base_widget = create_xscreensaver_demo ();
+ s->popup_widget = create_xscreensaver_settings_dialog ();
+ s->toplevel_widget = s->base_widget;
+
- /* Set the window's title. */
+ /* Set the main window's title. */
{
- char title[255];
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 (title, "%.50s %.50s, %.50s", progclass, s1, s3);
- gtk_window_set_title (GTK_WINDOW (gtk_window), title);
+ sprintf (window_title, "%.50s %.50s, %.50s", 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);
}
+ /* Adjust the (invisible) notebooks on the popup dialog... */
+ {
+ GtkNotebook *notebook =
+ GTK_NOTEBOOK (name_to_widget (s, "opt_notebook"));
+ GtkWidget *std = GTK_WIDGET (name_to_widget (s, "std_button"));
+ int page = 0;
+
+# ifdef HAVE_XML
+ gtk_widget_hide (std);
+# else /* !HAVE_XML */
+ /* Make the advanced page be the only one available. */
+ gtk_widget_set_sensitive (std, False);
+ std = GTK_WIDGET (name_to_widget (s, "adv_button"));
+ gtk_widget_hide (std);
+ page = 1;
+# endif /* !HAVE_XML */
+
+ gtk_notebook_set_page (notebook, page);
+ gtk_notebook_set_show_tabs (notebook, False);
+ }
+
/* Various other widget initializations...
*/
- gtk_signal_connect (GTK_OBJECT (gtk_window), "delete_event",
- GTK_SIGNAL_FUNC (wm_close_cb), NULL);
-
- populate_hack_list (gtk_window, pair);
- populate_prefs_page (gtk_window, pair);
- sensitize_demo_widgets (gtk_window, False);
- fix_text_entry_sizes (gtk_window);
- scroll_to_current_hack (gtk_window, pair);
-
- gtk_signal_connect (
- GTK_OBJECT (name_to_widget (GTK_WIDGET (gtk_window), "list")),
- "map", GTK_SIGNAL_FUNC(map_window_cb), 0);
- gtk_signal_connect (
- GTK_OBJECT (name_to_widget (GTK_WIDGET (gtk_window), "prev")),
- "map", GTK_SIGNAL_FUNC(map_prev_button_cb), 0);
- gtk_signal_connect (
- GTK_OBJECT (name_to_widget (GTK_WIDGET (gtk_window), "next")),
- "map", GTK_SIGNAL_FUNC(map_next_button_cb), 0);
+ gtk_signal_connect (GTK_OBJECT (s->toplevel_widget), "delete_event",
+ GTK_SIGNAL_FUNC (wm_toplevel_close_cb),
+ (gpointer) s);
+ gtk_signal_connect (GTK_OBJECT (s->popup_widget), "delete_event",
+ GTK_SIGNAL_FUNC (wm_popup_close_cb),
+ (gpointer) s);
+
+ populate_hack_list (s);
+ populate_prefs_page (s);
+ sensitize_demo_widgets (s, False);
+ fix_text_entry_sizes (s);
+ scroll_to_current_hack (s);
+
+ gtk_signal_connect (GTK_OBJECT (name_to_widget (s, "cancel_button")),
+ "map", GTK_SIGNAL_FUNC(map_popup_window_cb),
+ (gpointer) s);
+
+ gtk_signal_connect (GTK_OBJECT (name_to_widget (s, "prev")),
+ "map", GTK_SIGNAL_FUNC(map_prev_button_cb),
+ (gpointer) s);
+ gtk_signal_connect (GTK_OBJECT (name_to_widget (s, "next")),
+ "map", GTK_SIGNAL_FUNC(map_next_button_cb),
+ (gpointer) s);
+
+
+ /* Hook up callbacks to the items on the mode menu. */
+ {
+ GtkOptionMenu *opt = GTK_OPTION_MENU (name_to_widget (s, "mode_menu"));
+ GtkMenu *menu = GTK_MENU (gtk_option_menu_get_menu (opt));
+ GList *kids = gtk_container_children (GTK_CONTAINER (menu));
+ for (; kids; kids = kids->next)
+ gtk_signal_connect (GTK_OBJECT (kids->data), "activate",
+ GTK_SIGNAL_FUNC (mode_menu_item_cb),
+ (gpointer) s);
+ }
/* Handle the -prefs command-line argument. */
if (prefs)
{
GtkNotebook *notebook =
- GTK_NOTEBOOK (name_to_widget (gtk_window, "notebook"));
+ GTK_NOTEBOOK (name_to_widget (s, "notebook"));
gtk_notebook_set_page (notebook, 1);
}
if (crapplet_p)
{
GtkWidget *capplet;
- GtkWidget *top_vbox;
+ GtkWidget *outer_vbox;
- capplet = capplet_widget_new ();
-
- top_vbox = GTK_BIN (gtk_window)->child;
+ gtk_widget_hide (s->toplevel_widget);
- gtk_widget_ref (top_vbox);
- gtk_container_remove (GTK_CONTAINER (gtk_window), top_vbox);
- GTK_OBJECT_SET_FLAGS (top_vbox, GTK_FLOATING);
+ capplet = capplet_widget_new ();
- /* In crapplet-mode, take off the menubar. */
- gtk_widget_hide (name_to_widget (gtk_window, "menubar"));
+ /* Make there be a "Close" button instead of "OK" and "Cancel" */
+ capplet_widget_changes_are_immediate (CAPPLET_WIDGET (capplet));
- gtk_container_add (GTK_CONTAINER (capplet), top_vbox);
- gtk_widget_show (capplet);
- gtk_widget_hide (gtk_window);
+# if 1
+ /* In crapplet-mode, take off the menubar. */
+ gtk_widget_hide (name_to_widget (s, "menubar"));
+# endif
- /* Hook up the Control Center's redundant Help button, too. */
- gtk_signal_connect (GTK_OBJECT (capplet), "help",
- GTK_SIGNAL_FUNC (doc_menu_cb), 0);
+ /* Reparent our top-level container to be a child of the capplet
+ window.
+ */
+ outer_vbox = GTK_BIN (s->toplevel_widget)->child;
+ gtk_widget_ref (outer_vbox);
+ gtk_container_remove (GTK_CONTAINER (s->toplevel_widget),
+ outer_vbox);
+ 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. */
+ {
+ GtkWidget *window = capplet;
+ while (window && !GTK_IS_WINDOW (window))
+ window = window->parent;
+ if (window)
+ {
+ gtk_window_set_title (GTK_WINDOW (window), window_title);
+ gtk_signal_connect (GTK_OBJECT (window), "delete_event",
+ GTK_SIGNAL_FUNC (wm_toplevel_close_cb),
+ (gpointer) s);
+ }
+ }
- /* Issue any warnings about the running xscreensaver daemon. */
- the_network_is_not_the_computer (top_vbox);
+ s->toplevel_widget = capplet;
}
- else
# endif /* HAVE_CRAPPLET */
- {
- gtk_widget_show (gtk_window);
- init_icon (GTK_WIDGET(gtk_window)->window);
- /* Issue any warnings about the running xscreensaver daemon. */
- the_network_is_not_the_computer (gtk_window);
- }
+
+ 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
+ user tabs back to it -- otherwise, the current hack isn't scrolled
+ to the first time they tab back there, when started with "-prefs".
+ (Though it is if they then tab away, and back again.)
+
+ #### Bah! This doesn't work. Gtk eats my ass! Someone who
+ #### understands this crap, explain to me how to make this work.
+ */
+ gtk_widget_realize (name_to_widget (s, "demos_table"));
+
+
+ gtk_timeout_add (60 * 1000, check_blanked_timer, s);
+
+
+ /* Issue any warnings about the running xscreensaver daemon. */
+ the_network_is_not_the_computer (s);
+
/* Run the Gtk event loop, and not the Xt event loop. This means that
if there were Xt timers or fds registered, they would never get serviced,
Xt so that we could process the command line and use the X resource
manager.
*/
- initializing_p = False;
+ s->initializing_p = False;
+
+ /* This totally sucks -- set a timer that whacks the scrollbar 0.5 seconds
+ after we start up. Otherwise, it always appears scrolled to the top
+ when in crapplet-mode. */
+ gtk_timeout_add (500, delayed_scroll_kludge, s);
+
+
+#if 0
+ /* Load every configurator in turn, to scan them for errors all at once. */
+ {
+ int i;
+ for (i = 0; i < p->screenhacks_count; i++)
+ {
+ screenhack *hack = p->screenhacks[s->hack_number_to_list_elt[i]];
+ conf_data *d = load_configurator (hack->command, False);
+ if (d) free_conf_data (d);
+ }
+ }
+#endif
+
# ifdef HAVE_CRAPPLET
if (crapplet_p)
# endif /* HAVE_CRAPPLET */
gtk_main ();
+ kill_preview_subproc (s);
exit (0);
}
projects / xscreensaver / blobdiff