diff options
Diffstat (limited to 'xcb.c')
| -rw-r--r-- | xcb.c | 22 |
1 files changed, 22 insertions, 0 deletions
@@ -18,8 +18,10 @@ #include <unistd.h> #include <assert.h> #include <err.h> +#include <time.h> #include "cursors.h" +#include "unlock_indicator.h" xcb_connection_t *conn; xcb_screen_t *screen; @@ -170,6 +172,10 @@ void grab_pointer_and_keyboard(xcb_connection_t *conn, xcb_screen_t *screen, xcb int tries = 10000; + /* Using few variables to trigger a redraw_screen() if too many tries */ + bool redrawn = false; + time_t start = clock(); + while (tries-- > 0) { pcookie = xcb_grab_pointer( conn, @@ -190,6 +196,14 @@ void grab_pointer_and_keyboard(xcb_connection_t *conn, xcb_screen_t *screen, xcb /* Make this quite a bit slower */ usleep(50); + + /* Measure elapsed time and trigger a screen redraw if elapsed > 250000 */ + if (!redrawn && + (tries % 100) == 0 && + (clock() - start) > 250000) { + redraw_screen(); + redrawn = true; + } } while (tries-- > 0) { @@ -209,6 +223,14 @@ void grab_pointer_and_keyboard(xcb_connection_t *conn, xcb_screen_t *screen, xcb /* Make this quite a bit slower */ usleep(50); + + /* Measure elapsed time and trigger a screen redraw if elapsed > 250000 */ + if (!redrawn && + (tries % 100) == 0 && + (clock() - start) > 250000) { + redraw_screen(); + redrawn = true; + } } if (tries <= 0) |