X-Git-Url: https://jasonwoof.com/gitweb/?p=dwm.git;a=blobdiff_plain;f=dwm.c;h=a6e4fc04debc727c811ab3fe20427ffa15a71e6f;hp=f896170c043fcccefe0d11330ca49f379bf29650;hb=749901f7f7bee4b62424701d6088dde4caa64c51;hpb=3d1090ba896319368c4771b88d325fcee368a608

diff --git a/dwm.c b/dwm.c
index f896170..a6e4fc0 100644
--- a/dwm.c
+++ b/dwm.c
@@ -60,7 +60,7 @@
 enum { CurNormal, CurResize, CurMove, CurLast }; /* cursor */
 enum { SchemeNorm, SchemeSel, SchemeLast }; /* color schemes */
 enum { NetSupported, NetWMName, NetWMState,
-       NetWMFullscreen, NetActiveWindow, NetWMWindowType,
+       NetWMFullscreen, NetWMWindowOpacity, NetActiveWindow, NetWMWindowType,
        NetWMWindowTypeDialog, NetClientList, NetLast }; /* EWMH atoms */
 enum { WMProtocols, WMDelete, WMState, WMTakeFocus, WMLast }; /* default atoms */
 enum { ClkTagBar, ClkLtSymbol, ClkStatusText, ClkWinTitle,
@@ -145,6 +145,7 @@ static void applyrules(Client *c);
 static Bool applysizehints(Client *c, int *x, int *y, int *w, int *h, Bool interact);
 static void arrange(Monitor *m);
 static void arrangemon(Monitor *m);
+static void attach_as_master(Client *c);
 static void attach(Client *c);
 static void attachstack(Client *c);
 static void buttonpress(XEvent *e);
@@ -184,6 +185,7 @@ static void monocle(Monitor *m);
 static void motionnotify(XEvent *e);
 static void movemouse(const Arg *arg);
 static Client *nexttiled(Client *c);
+static Client *nextvisible(Client *c);
 static void pop(Client *);
 static void propertynotify(XEvent *e);
 static void quit(const Arg *arg);
@@ -267,6 +269,20 @@ static Fnt *fnt;
 static Monitor *mons, *selmon;
 static Window root;
 
+// unfocused windows get transparent (feature)
+static const unsigned long unfocused_opacity[] = { 0xbfffffff };
+static void window_set_opaque(Client *c);
+static void window_set_translucent(Client *c);
+void
+window_set_opaque(Client *c) {
+	XDeleteProperty(dpy, c->win, netatom[NetWMWindowOpacity]);
+}
+void
+window_set_translucent(Client *c) {
+	XChangeProperty(dpy, c->win, netatom[NetWMWindowOpacity], XA_CARDINAL, 32, PropModeReplace, (unsigned char *)unfocused_opacity, 1);
+}
+
+
 /* configuration, allows nested code to access above variables */
 #include "config.h"
 
@@ -395,10 +411,19 @@ arrangemon(Monitor *m) {
 }
 
 void
-attach(Client *c) {
+attach_as_master(Client *c) {
 	c->next = c->mon->clients;
 	c->mon->clients = c;
 }
+void
+attach(Client *c) {
+	if (c->mon->sel) {
+		c->next = c->mon->sel->next;
+		c->mon->sel->next = c;
+	} else {
+		attach_as_master(c);
+	}
+}
 
 void
 attachstack(Client *c) {
@@ -527,6 +552,7 @@ clientmessage(XEvent *e) {
 			              || (cme->data.l[0] == 2 /* _NET_WM_STATE_TOGGLE */ && !c->isfullscreen)));
 	}
 	else if(cme->message_type == netatom[NetActiveWindow]) {
+		return;
 		if(!ISVISIBLE(c)) {
 			c->mon->seltags ^= 1;
 			c->mon->tagset[c->mon->seltags] = c->tags;
@@ -662,16 +688,30 @@ detach(Client *c) {
 	*tc = c->next;
 }
 
+// NOTE: the stack is for z-order and most-recently-focused
+// only mon->clients determines position in visible layout
 void
 detachstack(Client *c) {
-	Client **tc, *t;
-
-	for(tc = &c->mon->stack; *tc && *tc != c; tc = &(*tc)->snext);
-	*tc = c->snext;
-
+	Client *prev = NULL, *next_sel = NULL, *i;
+	for(i = c->mon->stack; i && i != c; i = i->snext) {
+		prev = i;
+	}
 	if(c == c->mon->sel) {
-		for(t = c->mon->stack; t && !ISVISIBLE(t); t = t->snext);
-		c->mon->sel = t;
+		// find last visible window before c
+		// WARNING if you detach() before detachstack() this will select last visible window
+		for(i = nextvisible(c->mon->clients); i && i != c; i = nextvisible(i->next))
+			next_sel = i;
+		// failing that, find first visible window (besides c)
+		if (!next_sel)
+			for(i = nextvisible(c->mon->clients); i && i == c; i = nextvisible(i->next));
+			if (i != c)
+				next_sel = i;
+		c->mon->sel = next_sel;
+	}
+	if (prev) {
+		prev->snext = c->snext;
+	} else {
+		c->mon->stack = c->snext;
 	}
 }
 
@@ -801,6 +841,8 @@ focus(Client *c) {
 	}
 	selmon->sel = c;
 	drawbars();
+	if(c && (!root || (c->win!=root)) )
+		window_set_opaque(c);
 }
 
 void
@@ -831,7 +873,14 @@ focusstack(const Arg *arg) {
 
 	if(!selmon->sel)
 		return;
-	if(arg->i > 0) {
+	if(arg->i == 0) {
+		for(i = selmon->clients; i != selmon->sel; i = i->next) {
+			if(ISVISIBLE(i)) {
+				c = i;
+				break;
+			}
+		}
+	} else if(arg->i > 0) {
 		for(c = selmon->sel->next; c && !ISVISIBLE(c); c = c->next);
 		if(!c)
 			for(c = selmon->clients; c && !ISVISIBLE(c); c = c->next);
@@ -1062,7 +1111,7 @@ manage(Window w, XWindowAttributes *wa) {
 	c->mon->sel = c;
 	arrange(c->mon);
 	XMapWindow(dpy, c->win);
-	focus(NULL);
+	focus(c);
 }
 
 void
@@ -1185,10 +1234,16 @@ nexttiled(Client *c) {
 	return c;
 }
 
+Client *
+nextvisible(Client *c) {
+	for(; c && !ISVISIBLE(c); c = c->next);
+	return c;
+}
+
 void
 pop(Client *c) {
 	detach(c);
-	attach(c);
+	attach_as_master(c);
 	focus(c);
 	arrange(c->mon);
 }
@@ -1388,8 +1443,8 @@ sendmon(Client *c, Monitor *m) {
 	if(c->mon == m)
 		return;
 	unfocus(c, True);
-	detach(c);
 	detachstack(c);
+	detach(c);
 	c->mon = m;
 	c->tags = m->tagset[m->seltags]; /* assign tags of target monitor */
 	attach(c);
@@ -1523,6 +1578,7 @@ setup(void) {
 	netatom[NetWMName] = XInternAtom(dpy, "_NET_WM_NAME", False);
 	netatom[NetWMState] = XInternAtom(dpy, "_NET_WM_STATE", False);
 	netatom[NetWMFullscreen] = XInternAtom(dpy, "_NET_WM_STATE_FULLSCREEN", False);
+	netatom[NetWMWindowOpacity] = XInternAtom(dpy, "_NET_WM_WINDOW_OPACITY", False);
 	netatom[NetWMWindowType] = XInternAtom(dpy, "_NET_WM_WINDOW_TYPE", False);
 	netatom[NetWMWindowTypeDialog] = XInternAtom(dpy, "_NET_WM_WINDOW_TYPE_DIALOG", False);
 	netatom[NetClientList] = XInternAtom(dpy, "_NET_CLIENT_LIST", False);
@@ -1579,6 +1635,17 @@ sigchld(int unused) {
 
 void
 spawn(const Arg *arg) {
+	int tag = 0, i;
+	if(arg->v == termcmd) {
+		for(i = 0; i < 32; ++i) {
+			if(selmon->tagset[selmon->seltags] & (1 << i)) {
+				tag = i;
+				break;
+			}
+		}
+		_SWM_WS[8] = swm_tags[tag][0];
+		_SWM_WS[9] = swm_tags[tag][1];
+	}
 	if(arg->v == dmenucmd)
 		dmenumon[0] = '0' + selmon->num;
 	if(fork() == 0) {
@@ -1684,6 +1751,8 @@ void
 unfocus(Client *c, Bool setfocus) {
 	if(!c)
 		return;
+	if(!root || c->win!=root)
+		window_set_translucent(c);
 	grabbuttons(c, False);
 	XSetWindowBorder(dpy, c->win, scheme[SchemeNorm].border->rgb);
 	if(setfocus) {
@@ -1698,8 +1767,8 @@ unmanage(Client *c, Bool destroyed) {
 	XWindowChanges wc;
 
 	/* The server grab construct avoids race conditions. */
-	detach(c);
 	detachstack(c);
+	detach(c);
 	if(!destroyed) {
 		wc.border_width = c->oldbw;
 		XGrabServer(dpy);
@@ -1712,7 +1781,7 @@ unmanage(Client *c, Bool destroyed) {
 		XUngrabServer(dpy);
 	}
 	free(c);
-	focus(NULL);
+	focus(selmon ? selmon->sel : NULL);
 	updateclientlist();
 	arrange(m);
 }