add raise on hover

calmwm.h

@@ -314,6 +314,8 @@ struct conf {
 	int			 bwidth;
 	int			 mamount;
 	int			 scalefactor;
+	int			 raiseonhover;
+	int			 raisedelay;
 	int			 snapdist;
 	int			 htile;
 	int			 vtile;

conf.c

@@ -289,6 +289,8 @@ conf_init(struct conf *c)
 	c->bwidth = 1;
 	c->mamount = 1;
 	c->scalefactor = 10;
+	c->raiseonhover = 1;
+	c->raisedelay = 250;
 	c->htile = 50;
 	c->vtile = 50;
 	c->snapdist = 0;

parse.y

@@ -71,7 +71,7 @@ typedef struct {
 %}
 
 %token	BINDKEY UNBINDKEY BINDMOUSE UNBINDMOUSE
-%token	FONTNAME STICKY GAP
+%token	FONTNAME STICKY RAISEONHOVER RAISEONHOVERDELAY GAP
 %token	AUTOGROUP COMMAND IGNORE WM
 %token	YES NO BORDERWIDTH MOVEAMOUNT SCALEFACTOR HTILE VTILE
 %token	COLOR SNAPDIST
@@ -128,6 +128,16 @@ main		: FONTNAME STRING		{
 		| STICKY yesno {
 			conf->stickygroups = $2;
 		}
+		| RAISEONHOVER yesno {
+			conf->raiseonhover = $2;
+		}
+		| RAISEONHOVERDELAY NUMBER {
+			if ($2 < 0 || $2 > INT_MAX) {
+				yyerror("invalid delay");
+				YYERROR;
+			}
+			conf->raisedelay = $2;
+		}
 		| BORDERWIDTH NUMBER {
 			if ($2 < 0 || $2 > INT_MAX) {
 				yyerror("invalid borderwidth");
@@ -357,6 +367,8 @@ lookup(char *s)
 		{ "menufg",		MENUFG},
 		{ "moveamount",		MOVEAMOUNT},
 		{ "no",			NO},
+		{ "raise-delay", 	RAISEONHOVERDELAY},
+		{ "raise-on-hover", 	RAISEONHOVER},
 		{ "scalefactor",	SCALEFACTOR},
 		{ "selfont", 		FONTSELCOLOR},
 		{ "snapdist",		SNAPDIST},

xevents.c

@@ -30,6 +30,7 @@
 #include <err.h>
 #include <errno.h>
 #include <limits.h>
+#include <pthread.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -219,6 +220,31 @@ xev_handle_propertynotify(XEvent *ee)
 	}
 }
 
+static void*
+delay_raise(void* data)
+{
+	struct client_ctx	*cc;
+	Window *w = (Window*)data;
+
+	int delay = Conf.raisedelay * 1000;
+	usleep(delay);
+	if ((cc = client_find(*w)) != NULL) {
+		if (cc->flags & CLIENT_ACTIVE) {
+			client_raise(cc);
+		}
+	}
+	free(w);
+
+	XEvent		 e;
+
+	XNextEvent(X_Dpy, &e);
+	if ((e.type - Conf.xrandr_event_base) == RRScreenChangeNotify)
+		xev_handle_randr(&e);
+	else if ((e.type < LASTEvent) && (xev_handlers[e.type] != NULL))
+		(*xev_handlers[e.type])(&e);
+	pthread_exit(NULL);
+}
+
 static void
 xev_handle_enternotify(XEvent *ee)
 {
@@ -231,6 +257,15 @@ xev_handle_enternotify(XEvent *ee)
 
 	if ((cc = client_find(e->window)) != NULL)
 		client_set_active(cc);
+
+	if (Conf.raiseonhover) {
+		Window *w;
+		w = (Window*)malloc(sizeof(Window));
+		memcpy(w, &e->window, sizeof(Window));
+
+		pthread_t thread_id;
+		pthread_create(&thread_id, NULL, delay_raise, w);
+	}
 }
 
 static void