diff options
Diffstat (limited to 'dwm.c')
| -rw-r--r-- | dwm.c | 55 |
1 files changed, 53 insertions, 2 deletions
@@ -109,6 +109,11 @@ typedef struct { } Key; typedef struct { + const char * sig; + void (*func)(const Arg *); +} Signal; + +typedef struct { const char *symbol; void (*arrange)(Monitor *); } Layout; @@ -155,6 +160,7 @@ static void arrange(Monitor *m); static void arrangemon(Monitor *m); static void attach(Client *c); static void attachstack(Client *c); +static int fake_signal(void); static void buttonpress(XEvent *e); static void checkotherwm(void); static void cleanup(void); @@ -1135,6 +1141,49 @@ keypress(XEvent *e) keys[i].func(&(keys[i].arg)); } +int +fake_signal(void) +{ + char fsignal[256]; + char indicator[9] = "fsignal:"; + char str_sig[50]; + char param[16]; + int i, len_str_sig, n, paramn; + size_t len_fsignal, len_indicator = strlen(indicator); + Arg arg; + + // Get root name property + if (gettextprop(root, XA_WM_NAME, fsignal, sizeof(fsignal))) { + len_fsignal = strlen(fsignal); + + // Check if this is indeed a fake signal + if (len_indicator > len_fsignal ? 0 : strncmp(indicator, fsignal, len_indicator) == 0) { + paramn = sscanf(fsignal+len_indicator, "%s%n%s%n", str_sig, &len_str_sig, param, &n); + + if (paramn == 1) arg = (Arg) {0}; + else if (paramn > 2) return 1; + else if (strncmp(param, "i", n - len_str_sig) == 0) + sscanf(fsignal + len_indicator + n, "%i", &(arg.i)); + else if (strncmp(param, "ui", n - len_str_sig) == 0) + sscanf(fsignal + len_indicator + n, "%u", &(arg.ui)); + else if (strncmp(param, "f", n - len_str_sig) == 0) + sscanf(fsignal + len_indicator + n, "%f", &(arg.f)); + else return 1; + + // Check if a signal was found, and if so handle it + for (i = 0; i < LENGTH(signals); i++) + if (strncmp(str_sig, signals[i].sig, len_str_sig) == 0 && signals[i].func) + signals[i].func(&(arg)); + + // A fake signal was sent + return 1; + } + } + + // No fake signal was sent, so proceed with update + return 0; +} + void killclient(const Arg *arg) { @@ -1351,8 +1400,10 @@ propertynotify(XEvent *e) Window trans; XPropertyEvent *ev = &e->xproperty; - if ((ev->window == root) && (ev->atom == XA_WM_NAME)) - updatestatus(); + if ((ev->window == root) && (ev->atom == XA_WM_NAME)) { + if (!fake_signal()) + updatestatus(); + } else if (ev->state == PropertyDelete) return; /* ignore */ else if ((c = wintoclient(ev->window))) { |