marcothms/slock
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Add missing file

Browse Source
This commit is contained in:
Marco Thomas
2021-04-12 12:24:34 +02:00
parent 4d24c88de6
commit c084057e42
1 changed files with 77 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

87
slock.c
View File

@@ -1,5 +1,6 @@
/* See LICENSE file for license details. */
#define _XOPEN_SOURCE 500
#define _XOPEN_SOURCE 500
#define LENGTH(X) (sizeof X / sizeof X[0])
#if HAVE_SHADOW_H
#include <shadow.h>
#endif
@@ -15,9 +16,13 @@
#include <unistd.h>
#include <sys/types.h>
#include <X11/extensions/Xrandr.h>
#ifdef XINERAMA
#include <X11/extensions/Xinerama.h>
#endif
#include <X11/keysym.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/Xft/Xft.h>
#include "arg.h"
#include "util.h"
@@ -25,17 +30,25 @@
char *argv0;
enum {
BACKGROUND,
INIT,
INPUT,
FAILED,
NUMCOLS
};
#include "config.h"
struct lock {
int screen;
Window root, win;
Pixmap pmap;
unsigned long colors[NUMCOLS];
unsigned int x, y;
unsigned int xoff, yoff, mw, mh;
Drawable drawable;
GC gc;
XRectangle rectangles[LENGTH(rectangles)];
};
struct xrandr {
@@ -44,8 +57,6 @@ struct xrandr {
int errbase;
};
#include "config.h"
static void
die(const char *errstr, ...)
{
@@ -124,6 +135,32 @@ gethash(void)
return hash;
}
static void
resizerectangles(struct lock *lock)
{
int i;
for (i = 0; i < LENGTH(rectangles); i++){
lock->rectangles[i].x = (rectangles[i].x * logosize)
+ lock->xoff + ((lock->mw) / 2) - (logow / 2 * logosize);
lock->rectangles[i].y = (rectangles[i].y * logosize)
+ lock->yoff + ((lock->mh) / 2) - (logoh / 2 * logosize);
lock->rectangles[i].width = rectangles[i].width * logosize;
lock->rectangles[i].height = rectangles[i].height * logosize;
}
}
static void
drawlogo(Display *dpy, struct lock *lock, int color)
{
XSetForeground(dpy, lock->gc, lock->colors[BACKGROUND]);
XFillRectangle(dpy, lock->drawable, lock->gc, 0, 0, lock->x, lock->y);
XSetForeground(dpy, lock->gc, lock->colors[color]);
XFillRectangles(dpy, lock->drawable, lock->gc, lock->rectangles, LENGTH(rectangles));
XCopyArea(dpy, lock->drawable, lock->win, lock->gc, 0, 0, lock->x, lock->y, 0, 0);
XSync(dpy, False);
}
static void
readpw(Display *dpy, struct xrandr *rr, struct lock **locks, int nscreens,
const char *hash)
@@ -190,10 +227,7 @@ readpw(Display *dpy, struct xrandr *rr, struct lock **locks, int nscreens,
color = len ? INPUT : ((failure || failonclear) ? FAILED : INIT);
if (running && oldc != color) {
for (screen = 0; screen < nscreens; screen++) {
XSetWindowBackground(dpy,
locks[screen]->win,
locks[screen]->colors[color]);
XClearWindow(dpy, locks[screen]->win);
drawlogo(dpy, locks[screen], color);
}
oldc = color;
}
@@ -228,6 +262,10 @@ lockscreen(Display *dpy, struct xrandr *rr, int screen)
XColor color, dummy;
XSetWindowAttributes wa;
Cursor invisible;
#ifdef XINERAMA
XineramaScreenInfo *info;
int n;
#endif
if (dpy == NULL || screen < 0 || !(lock = malloc(sizeof(struct lock))))
return NULL;
@@ -241,12 +279,31 @@ lockscreen(Display *dpy, struct xrandr *rr, int screen)
lock->colors[i] = color.pixel;
}
lock->x = DisplayWidth(dpy, lock->screen);
lock->y = DisplayHeight(dpy, lock->screen);
#ifdef XINERAMA
if ((info = XineramaQueryScreens(dpy, &n))) {
lock->xoff = info[0].x_org;
lock->yoff = info[0].y_org;
lock->mw = info[0].width;
lock->mh = info[0].height;
} else
#endif
{
lock->xoff = lock->yoff = 0;
lock->mw = lock->x;
lock->mh = lock->y;
}
lock->drawable = XCreatePixmap(dpy, lock->root,
lock->x, lock->y, DefaultDepth(dpy, screen));
lock->gc = XCreateGC(dpy, lock->root, 0, NULL);
XSetLineAttributes(dpy, lock->gc, 1, LineSolid, CapButt, JoinMiter);
/* init */
wa.override_redirect = 1;
wa.background_pixel = lock->colors[INIT];
wa.background_pixel = lock->colors[BACKGROUND];
lock->win = XCreateWindow(dpy, lock->root, 0, 0,
DisplayWidth(dpy, lock->screen),
DisplayHeight(dpy, lock->screen),
lock->x, lock->y,
0, DefaultDepth(dpy, lock->screen),
CopyFromParent,
DefaultVisual(dpy, lock->screen),
@@ -256,6 +313,8 @@ lockscreen(Display *dpy, struct xrandr *rr, int screen)
&color, &color, 0, 0);
XDefineCursor(dpy, lock->win, invisible);
resizerectangles(lock);
/* Try to grab mouse pointer *and* keyboard for 600ms, else fail the lock */
for (i = 0, ptgrab = kbgrab = -1; i < 6; i++) {
if (ptgrab != GrabSuccess) {
@@ -276,6 +335,7 @@ lockscreen(Display *dpy, struct xrandr *rr, int screen)
XRRSelectInput(dpy, lock->win, RRScreenChangeNotifyMask);
XSelectInput(dpy, lock->root, SubstructureNotifyMask);
drawlogo(dpy, lock, INIT);
return lock;
}
@@ -391,5 +451,12 @@ main(int argc, char **argv) {
/* everything is now blank. Wait for the correct password */
readpw(dpy, &rr, locks, nscreens, hash);
for (nlocks = 0, s = 0; s < nscreens; s++) {
XFreePixmap(dpy, locks[s]->drawable);
XFreeGC(dpy, locks[s]->gc);
}
XSync(dpy, 0);
XCloseDisplay(dpy);
return 0;
}