-/* xscreensaver, Copyright (c) 1992-2008 Jamie Zawinski <jwz@jwz.org>
+/* xscreensaver, Copyright (c) 1992-2012 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 "utils.h"
#include "grabscreen.h"
#include "resources.h"
+#include "yarandom.h"
#ifdef HAVE_COCOA
# include "jwxyz.h"
# include <X11/Intrinsic.h> /* for XtInputId, etc */
#endif /* !HAVE_COCOA */
+#include <sys/stat.h>
+
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
if (putenv (ndpy))
abort ();
#endif /* HAVE_PUTENV */
+
+ /* don't free (ndpy) -- some implementations of putenv (BSD 4.4,
+ glibc 2.0) copy the argument, but some (libc4,5, glibc 2.1.2, MacOS)
+ do not. So we must leak it (and/or the previous setting). Yay.
+ */
}
#else /* HAVE_COCOA */
+struct pipe_closure {
+ FILE *pipe;
+ XtInputId id;
+ Screen *screen;
+ Window xwindow;
+ Drawable drawable;
+ char *directory;
+ void (*callback) (Screen *, Window, Drawable,
+ const char *name, XRectangle *geom,
+ void *closure);
+ void *closure;
+};
+
+# ifndef USE_IPHONE
+
/* Gets the name of an image file to load by running xscreensaver-getimage-file
at the end of a pipe. This can be very slow!
*/
}
-struct pipe_closure {
- FILE *pipe;
- XtInputId id;
- Screen *screen;
- Window xwindow;
- Drawable drawable;
- void (*callback) (Screen *, Window, Drawable,
- const char *name, XRectangle *geom,
- void *closure);
- void *closure;
-};
-
-
static void
pipe_cb (XtPointer closure, int *source, XtInputId *id)
{
*/
struct pipe_closure *clo2 = (struct pipe_closure *) closure;
char buf[10240];
+ const char *dir = clo2->directory;
+ char *absfile = 0;
fgets (buf, sizeof(buf)-1, clo2->pipe);
pclose (clo2->pipe);
clo2->pipe = 0;
Display *dpy = DisplayOfScreen (clo2->screen);
XRectangle geom;
+ if (*buf && *buf != '/') /* pathname is relative to dir. */
+ {
+ absfile = malloc (strlen(dir) + strlen(buf) + 10);
+ strcpy (absfile, dir);
+ if (dir[strlen(dir)-1] != '/')
+ strcat (absfile, "/");
+ strcat (absfile, buf);
+ }
+
if (! osx_load_image_file (clo2->screen, clo2->xwindow, clo2->drawable,
- buf, &geom)) {
+ (absfile ? absfile : buf), &geom)) {
/* unable to load image - draw colorbars
*/
XWindowAttributes xgwa;
Window r;
int x, y;
unsigned int w, h, bbw, d;
+ struct stat st;
+
+ /* Log something to syslog so we can tell the difference between
+ corrupted images and broken symlinks. */
+ if (!*buf)
+ fprintf (stderr, "%s: no image filename found\n", progname);
+ else if (! stat (buf, &st))
+ fprintf (stderr, "%s: %s: unparsable\n", progname, buf);
+ else
+ {
+ char buf2[2048];
+ sprintf (buf2, "%.255s: %.1024s", progname, buf);
+ perror (buf2);
+ }
+
XGetGeometry (dpy, clo2->drawable, &r, &x, &y, &w, &h, &bbw, &d);
draw_colorbars (clo2->screen, xgwa.visual, clo2->drawable, xgwa.colormap,
0, 0, w, h);
geom.height = h;
}
+ if (absfile) free (absfile);
clo2->callback (clo2->screen, clo2->xwindow, clo2->drawable, buf, &geom,
clo2->closure);
clo2->callback = 0;
+ free (clo2->directory);
free (clo2);
}
+# else /* USE_IPHONE */
+
+/* Callback for ios_load_random_image(), called after we have loaded an
+ image from the iOS device's Photo Library. See iosgrabimage.m.
+ */
+static void
+ios_load_random_image_cb (void *uiimage, const char *filename, void *closure)
+{
+ struct pipe_closure *clo2 = (struct pipe_closure *) closure;
+ Display *dpy = DisplayOfScreen (clo2->screen);
+ XRectangle geom;
+
+ if (uiimage)
+ {
+ jwxyz_draw_NSImage_or_CGImage (DisplayOfScreen (clo2->screen),
+ clo2->drawable,
+ True, uiimage, &geom,
+ 0);
+ }
+ else /* Probably means no images in the gallery. */
+ {
+ XWindowAttributes xgwa;
+ Window r;
+ int x, y;
+ unsigned int w, h, bbw, d;
+ XGetWindowAttributes (dpy, clo2->xwindow, &xgwa);
+ XGetGeometry (dpy, clo2->drawable, &r, &x, &y, &w, &h, &bbw, &d);
+ draw_colorbars (clo2->screen, xgwa.visual, clo2->drawable, xgwa.colormap,
+ 0, 0, w, h);
+ geom.x = geom.y = 0;
+ geom.width = w;
+ geom.height = h;
+ filename = 0;
+ }
+
+ clo2->callback (clo2->screen, clo2->xwindow, clo2->drawable,
+ filename, &geom, clo2->closure);
+ clo2->callback = 0;
+ if (clo2->directory) free (clo2->directory);
+ free (clo2);
+}
+
+# endif /* USE_IPHONE */
+
+
static void
osx_load_image_file_async (Screen *screen, Window xwindow, Drawable drawable,
const char *dir,
void *closure),
void *closure)
{
-#if 0 /* do it synchronously */
+# if 0 /* do it synchronously */
FILE *pipe = open_image_name_pipe (dir);
char buf[10240];
}
callback (screen, xwindow, drawable, buf, &geom, closure);
-#else /* do it asynchronously */
+# else /* do it asynchronously */
- Display *dpy = DisplayOfScreen (screen);
struct pipe_closure *clo2 = (struct pipe_closure *) calloc (1, sizeof(*clo2));
- clo2->pipe = open_image_name_pipe (dir);
- clo2->id = XtAppAddInput (XtDisplayToApplicationContext (dpy),
- fileno (clo2->pipe),
- (XtPointer) (XtInputReadMask | XtInputExceptMask),
- pipe_cb, (XtPointer) clo2);
+
clo2->screen = screen;
clo2->xwindow = xwindow;
clo2->drawable = drawable;
clo2->callback = callback;
clo2->closure = closure;
-#endif
+
+# ifndef USE_IPHONE
+ clo2->directory = strdup (dir);
+ clo2->pipe = open_image_name_pipe (dir);
+ clo2->id = XtAppAddInput (XtDisplayToApplicationContext (
+ DisplayOfScreen (screen)),
+ fileno (clo2->pipe),
+ (XtPointer) (XtInputReadMask | XtInputExceptMask),
+ pipe_cb, (XtPointer) clo2);
+# else /* USE_IPHONE */
+ ios_load_random_image (ios_load_random_image_cb, clo2);
+# endif /* USE_IPHONE */
+
+# endif
}
Bool done = False;
XRectangle geom_ret_2;
char *name_ret_2 = 0;
-
+
if (!drawable) abort();
if (callback) {
geom_ret->height = xgwa.height;
}
+# ifndef USE_IPHONE
if (filep)
dir = get_string_resource (dpy, "imageDirectory", "ImageDirectory");
if (!dir || !*dir)
filep = False;
+# endif /* ! USE_IPHONE */
if (deskp && filep) {
deskp = !(random() & 5); /* if both, desktop 1/5th of the time */
}
if (deskp && !done) {
- osx_grab_desktop_image (screen, window, drawable);
- if (name_ret)
- *name_ret = strdup ("desktop");
- done = True;
+ if (osx_grab_desktop_image (screen, window, drawable, &geom_ret_2)) {
+ if (name_ret)
+ *name_ret = strdup ("desktop");
+ done = True;
+ }
}
- if (! done) {
+ if (! done)
draw_colorbars (screen, xgwa.visual, drawable, xgwa.colormap,
0, 0, xgwa.width, xgwa.height);
- done = True;
- }
if (callback) {
/* If we got here, we loaded synchronously even though they wanted async.