1 files changed, 113 insertions, 0 deletions
diff --git a/patches/slock-key-feedback.diff b/patches/slock-key-feedback.diff
new file mode 100644
index 0000000..b479518
--- /dev/null
+++ b/patches/slock-key-feedback.diff
@@ -0,0 +1,113 @@
+diff --git a/config.def.h b/config.def.h
+index 9855e21..29734e2 100644
+--- a/config.def.h
++++ b/config.def.h
+@@ -6,7 +6,23 @@ static const char *colorname[NUMCOLS] = {
+ 	[INIT] =   "black",     /* after initialization */
+ 	[INPUT] =  "#005577",   /* during input */
+ 	[FAILED] = "#CC3333",   /* wrong password */
++	[BLOCKS] = "#ffffff",   /* key feedback block */
+ };
+ 
+ /* treat a cleared input like a wrong password (color) */
+ static const int failonclear = 1;
++
++
++// ### Blocks bar ###
++static short int blocks_enabled = 1; // 0 = don't show blocks
++static const int blocks_width = 0; // 0 = full width
++static const int blocks_height = 16;
++
++// position
++static const int blocks_x = 0;
++static const int blocks_y = 0;
++
++// Number of blocks
++static const int blocks_count = 10;
++// ### \Blocks bar ###
++
+diff --git a/slock.c b/slock.c
+index 5ae738c..cf52710 100644
+--- a/slock.c
++++ b/slock.c
+@@ -13,6 +13,7 @@
+ #include <stdio.h>
+ #include <string.h>
+ #include <unistd.h>
++#include <time.h>
+ #include <sys/types.h>
+ #include <X11/extensions/Xrandr.h>
+ #include <X11/keysym.h>
+@@ -28,7 +29,8 @@ enum {
+ 	INIT,
+ 	INPUT,
+ 	FAILED,
+-	NUMCOLS
++	BLOCKS,
++	NUMCOLS,
+ };
+ 
+ struct lock {
+@@ -83,7 +85,40 @@ dontkillme(void)
+ }
+ #endif
+ 
+-static const char *
++static void
++draw_key_feedback(Display *dpy, struct lock **locks, int screen)
++{
++	XGCValues gr_values;
++
++	Window win = locks[screen]->win;
++	Window root_win;
++
++	gr_values.foreground = locks[screen]->colors[BLOCKS];
++	GC gc = XCreateGC(dpy, win, GCForeground, &gr_values);
++
++	int width = blocks_width,
++			height = blocks_height,
++			x = blocks_x,
++			y = blocks_y;
++
++	if (height == 0 || width == 0) {
++		int _x, _y;
++		unsigned int screen_width, screen_height, _b, _d;
++		XGetGeometry(dpy, win, &root_win, &_x, &_y, &screen_width, &screen_height, &_b, &_d);
++		width = width ? width : screen_width;
++		height = height ? height : screen_height;
++	}
++
++	unsigned int block_width = width / blocks_count;
++	unsigned int position = rand() % blocks_count;
++
++	XClearWindow(dpy, win);
++	XFillRectangle(dpy, win, gc, x + position*block_width, y, block_width, height);
++
++	XFreeGC(dpy, gc);
++}
++
++	static const char *
+ gethash(void)
+ {
+ 	const char *hash;
+@@ -185,6 +220,9 @@ readpw(Display *dpy, struct xrandr *rr, struct lock **locks, int nscreens,
+ 					memcpy(passwd + len, buf, num);
+ 					len += num;
+ 				}
++				if (blocks_enabled)
++					for (screen = 0; screen < nscreens; screen++)
++						draw_key_feedback(dpy, locks, screen);
+ 				break;
+ 			}
+ 			color = len ? INPUT : ((failure || failonclear) ? FAILED : INIT);
+@@ -355,6 +393,10 @@ main(int argc, char **argv) {
+ 	if (setuid(duid) < 0)
+ 		die("slock: setuid: %s\n", strerror(errno));
+ 
++	time_t t;
++	srand((unsigned) time(&t));
++
++
+ 	/* check for Xrandr support */
+ 	rr.active = XRRQueryExtension(dpy, &rr.evbase, &rr.errbase);
+