resize lockscreen window after Xrandr resize - slock - simple X display locker utility
(HTM) git clone git://git.suckless.org/slock
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---
(DIR) commit f5ef1b8eb5555da11e81d92d8d05acd4aba1ef40
(DIR) parent f2ea92c3ddf1d9476ef61f85ec3aa26818d094a1
(HTM) Author: Markus Teich <markus.teich@stusta.mhn.de>
Date: Wed, 25 Feb 2015 23:06:45 +0100
resize lockscreen window after Xrandr resize
Diffstat:
M config.mk | 2 +-
M slock.c | 18 ++++++++++++++++--
2 files changed, 17 insertions(+), 3 deletions(-)
---
(DIR) diff --git a/config.mk b/config.mk
@@ -11,7 +11,7 @@ X11LIB = /usr/X11R6/lib
# includes and libs
INCS = -I. -I/usr/include -I${X11INC}
-LIBS = -L/usr/lib -lc -lcrypt -L${X11LIB} -lX11 -lXext
+LIBS = -L/usr/lib -lc -lcrypt -L${X11LIB} -lX11 -lXext -lXrandr
# flags
CPPFLAGS = -DVERSION=\"${VERSION}\" -DHAVE_SHADOW_H
(DIR) diff --git a/slock.c b/slock.c
@@ -13,6 +13,7 @@
#include <string.h>
#include <unistd.h>
#include <sys/types.h>
+#include <X11/extensions/Xrandr.h>
#include <X11/keysym.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
@@ -41,6 +42,9 @@ typedef struct {
static Lock **locks;
static int nscreens;
static Bool running = True;
+static Bool rr;
+static int rrevbase;
+static int rrerrbase;
static void
die(const char *errstr, ...)
@@ -179,8 +183,15 @@ readpw(Display *dpy, const char *pws)
}
}
llen = len;
- }
- else for (screen = 0; screen < nscreens; screen++)
+ } else if (rr && ev.type == rrevbase + RRScreenChangeNotify) {
+ XRRScreenChangeNotifyEvent *rre = (XRRScreenChangeNotifyEvent*)&ev;
+ for (screen = 0; screen < nscreens; screen++) {
+ if (locks[screen]->win == rre->window) {
+ XResizeWindow(dpy, locks[screen]->win, rre->width, rre->height);
+ XClearWindow(dpy, locks[screen]->win);
+ }
+ }
+ } else for (screen = 0; screen < nscreens; screen++)
XRaiseWindow(dpy, locks[screen]->win);
}
}
@@ -236,6 +247,8 @@ lockscreen(Display *dpy, int screen)
invisible = XCreatePixmapCursor(dpy, lock->pmap, lock->pmap, &color, &color, 0, 0);
XDefineCursor(dpy, lock->win, invisible);
XMapRaised(dpy, lock->win);
+ if (rr)
+ XRRSelectInput(dpy, lock->win, RRScreenChangeNotifyMask);
for (len = 1000; len; len--) {
if (XGrabPointer(dpy, lock->root, False, ButtonPressMask | ButtonReleaseMask | PointerMotionMask,
GrabModeAsync, GrabModeAsync, None, invisible, CurrentTime) == GrabSuccess)
@@ -295,6 +308,7 @@ main(int argc, char **argv) {
if (!(dpy = XOpenDisplay(0)))
die("slock: cannot open display\n");
+ rr = XRRQueryExtension(dpy, &rrevbase, &rrerrbase);
/* Get the number of screens in display "dpy" and blank them all. */
nscreens = ScreenCount(dpy);
locks = malloc(sizeof(Lock *) * nscreens);