X-Git-Url: https://jasonwoof.com/gitweb/?a=blobdiff_plain;ds=sidebyside;f=dwm.c;h=421db610bed5a750ce16fc88ffb9a3bea8a10e8b;hb=da1b3fa4379acc7431eaee1331e755ef5335011b;hp=f4778476eb4ad19ba81f91f1b9df71eb5334645c;hpb=d5178292edebb0db2cf9f22aaf1a8effe7529aae;p=dwm.git

diff --git a/dwm.c b/dwm.c
index f477847..421db61 100644
--- a/dwm.c
+++ b/dwm.c
@@ -67,10 +67,10 @@ struct Client {
 	int x, y, w, h;
 	int basew, baseh, incw, inch, maxw, maxh, minw, minh;
 	int minax, maxax, minay, maxay;
-	int *tags;
 	long flags;
 	unsigned int border, oldborder;
 	Bool isbanned, isfixed, isfloating, isurgent;
+	Bool *tags;
 	Client *next;
 	Client *prev;
 	Client *snext;
@@ -111,7 +111,7 @@ typedef struct {
 } Rule;
 
 struct View {
-	int id;
+	unsigned int id;
 	int x, y, w, h, wax, way, wah, waw;
 	double mwfact;
 	Layout *layout;
@@ -130,16 +130,18 @@ void cleanup(void);
 void configure(Client *c);
 void configurenotify(XEvent *e);
 void configurerequest(XEvent *e);
+Bool conflicts(Client *c, unsigned int tidx);
 void destroynotify(XEvent *e);
 void detach(Client *c);
 void detachstack(Client *c);
 void drawbar(View *v);
-void drawsquare(View *v, Bool filled, Bool empty, Bool invert, unsigned long col[ColLast]);
-void drawtext(View *v, const char *text, unsigned long col[ColLast], Bool invert);
+void drawsquare(Bool filled, Bool empty, Bool invert, unsigned long col[ColLast]);
+void drawtext(const char *text, unsigned long col[ColLast], Bool invert);
 void *emallocz(unsigned int size);
 void enternotify(XEvent *e);
 void eprint(const char *errstr, ...);
 void expose(XEvent *e);
+unsigned int firstag(View *v);
 void floating(View *v); /* default floating layout */
 void focus(Client *c);
 void focusin(XEvent *e);
@@ -147,13 +149,13 @@ void focusnext(const char *arg);
 void focusprev(const char *arg);
 Client *getclient(Window w);
 unsigned long getcolor(const char *colstr);
-View *getviewbar(Window barwin);
 View *getview(Client *c);
+View *getviewbar(Window barwin);
 long getstate(Window w);
 Bool gettextprop(Window w, Atom atom, char *text, unsigned int size);
 void grabbuttons(Client *c, Bool focused);
 void grabkeys(void);
-unsigned int idxoftag(const char *tag);
+unsigned int idxoftag(const char *t);
 void initfont(const char *fontstr);
 Bool isoccupied(unsigned int t);
 Bool isprotodel(Client *c);
@@ -206,10 +208,7 @@ void selectview(const char *arg);
 /* variables */
 char stext[256], buf[256];
 int nviews = 1;
-View *selview;
 int screen;
-int *seltags;
-int *prevtags;
 int (*xerrorxlib)(Display *, XErrorEvent *);
 unsigned int bh, bpos;
 unsigned int blw = 0;
@@ -229,11 +228,12 @@ void (*handler[LASTEvent]) (XEvent *) = {
 	[UnmapNotify] = unmapnotify
 };
 Atom wmatom[WMLast], netatom[NetLast];
-Bool isxinerama = False;
 Bool domwfact = True;
 Bool dozoom = True;
 Bool otherwm, readin;
 Bool running = True;
+Bool *prevtags;
+Bool *seltags;
 Client *clients = NULL;
 Client *sel = NULL;
 Client *stack = NULL;
@@ -241,24 +241,24 @@ Cursor cursor[CurLast];
 Display *dpy;
 DC dc = {0};
 View *views;
+View *selview;
 Window root;
 
 /* configuration, allows nested code to access above variables */
 #include "config.h"
+#define TAGSZ (LENGTH(tags) * sizeof(Bool))
 
 /* function implementations */
+
 void
 applyrules(Client *c) {
-	unsigned int i;
-	Bool matched_tag = False;
+	unsigned int i, idx;
+	Bool matched = False;
 	Rule *r;
 	XClassHint ch = { 0 };
 
 	/* rule matching */
 	XGetClassHint(dpy, c->win, &ch);
-	snprintf(buf, sizeof buf, "%s:%s:%s",
-			ch.res_class ? ch.res_class : "",
-			ch.res_name ? ch.res_name : "", c->name);
 	for(i = 0; i < LENGTH(rules); i++) {
 		r = &rules[i];
 		if(strstr(c->name, r->prop)
@@ -266,9 +266,9 @@ applyrules(Client *c) {
 		|| (ch.res_name && strstr(ch.res_name, r->prop)))
 		{
 			c->isfloating = r->isfloating;
-			if(r->tag) {
-				matched_tag = True;
-				c->tags[idxoftag(r->tag)] = selview->id;
+			if(r->tag && !conflicts(c, (idx = idxoftag(r->tag)))) {
+				c->tags[idx] = True;
+				matched = True;
 			}
 		}
 	}
@@ -276,12 +276,13 @@ applyrules(Client *c) {
 		XFree(ch.res_class);
 	if(ch.res_name)
 		XFree(ch.res_name);
-	if(!matched_tag)
-		memcpy(c->tags, seltags, sizeof initags);
+	if(!matched) {
+		for(i = 0; i < LENGTH(tags); i++)
+			if(seltags[i] && vtags[i] == selview->id)
+				c->tags[i] = True;
+	}
 }
 
-
-
 void
 arrange(void) {
 	unsigned int i;
@@ -293,11 +294,11 @@ arrange(void) {
 		else
 			ban(c);
 
+	focus(NULL);
 	for(i = 0; i < nviews; i++) {
 		views[i].layout->arrange(&views[i]);
 		restack(&views[i]);
 	}
-	focus(NULL);
 }
 
 void
@@ -328,11 +329,11 @@ buttonpress(XEvent *e) {
 	Client *c;
 	XButtonPressedEvent *ev = &e->xbutton;
 
-	View *v = selview;
-
-	if(ev->window == v->barwin) {
+	if(ev->window == selview->barwin) {
 		x = 0;
 		for(i = 0; i < LENGTH(tags); i++) {
+			if(&views[vtags[i]] != selview)
+				continue;
 			x += textw(tags[i]);
 			if(ev->x < x) {
 				if(ev->button == Button1) {
@@ -362,7 +363,7 @@ buttonpress(XEvent *e) {
 			movemouse(c);
 		}
 		else if(ev->button == Button2) {
-			if((floating != v->layout->arrange) && c->isfloating)
+			if((floating != getview(c)->layout->arrange) && c->isfloating)
 				togglefloating(NULL);
 			else
 				zoom(NULL);
@@ -393,6 +394,7 @@ checkotherwm(void) {
 void
 cleanup(void) {
 	unsigned int i;
+
 	close(STDIN_FILENO);
 	while(stack) {
 		unban(stack);
@@ -445,7 +447,7 @@ configurenotify(XEvent *e) {
 		XFreePixmap(dpy, dc.drawable);
 		dc.drawable = XCreatePixmap(dpy, root, DisplayWidth(root, screen), bh, DefaultDepth(dpy, screen));
 		XResizeWindow(dpy, v->barwin, v->w, bh);
-		updatebarpos(v);
+		updatebarpos(selview);
 		arrange();
 	}
 }
@@ -495,6 +497,16 @@ configurerequest(XEvent *e) {
 	XSync(dpy, False);
 }
 
+Bool
+conflicts(Client *c, unsigned int tidx) {
+	unsigned int i;
+
+	for(i = 0; i < LENGTH(tags); i++)
+		if(c->tags[i] && vtags[i] != vtags[tidx])
+			return True; /* conflict */
+	return False;
+}
+
 void
 destroynotify(XEvent *e) {
 	Client *c;
@@ -531,19 +543,21 @@ drawbar(View *v) {
 	dc.x = 0;
 	for(c = stack; c && (!isvisible(c) || getview(c) != v); c = c->snext);
 	for(i = 0; i < LENGTH(tags); i++) {
+		if(&views[vtags[i]] != v)
+			continue;
 		dc.w = textw(tags[i]);
-		if(seltags[i] && seltags[i] == v->id) {
-			drawtext(v, tags[i], dc.sel, isurgent(i));
-			drawsquare(v, c && c->tags[i], isoccupied(i), isurgent(i), dc.sel);
+		if(seltags[i]) {
+			drawtext(tags[i], dc.sel, isurgent(i));
+			drawsquare(c && c->tags[i], isoccupied(i), isurgent(i), dc.sel);
 		}
 		else {
-			drawtext(v, tags[i], dc.norm, isurgent(i));
-			drawsquare(v, c && c->tags[i], isoccupied(i), isurgent(i), dc.norm);
+			drawtext(tags[i], dc.norm, isurgent(i));
+			drawsquare(c && c->tags[i], isoccupied(i), isurgent(i), dc.norm);
 		}
 		dc.x += dc.w;
 	}
 	dc.w = blw;
-	drawtext(v, v->layout->symbol, dc.norm, False);
+	drawtext(v->layout->symbol, dc.norm, False);
 	x = dc.x + dc.w;
 	if(v == selview) {
 		dc.w = textw(stext);
@@ -552,25 +566,25 @@ drawbar(View *v) {
 			dc.x = x;
 			dc.w = v->w - x;
 		}
-		drawtext(v, stext, dc.norm, False);
+		drawtext(stext, dc.norm, False);
 	}
 	else
 		dc.x = v->w;
 	if((dc.w = dc.x - x) > bh) {
 		dc.x = x;
 		if(c) {
-			drawtext(v, c->name, dc.sel, False);
-			drawsquare(v, False, c->isfloating, False, dc.sel);
+			drawtext(c->name, dc.sel, False);
+			drawsquare(False, c->isfloating, False, dc.sel);
 		}
 		else
-			drawtext(v, NULL, dc.norm, False);
+			drawtext(NULL, dc.norm, False);
 	}
 	XCopyArea(dpy, dc.drawable, v->barwin, dc.gc, 0, 0, v->w, bh, 0, 0);
 	XSync(dpy, False);
 }
 
 void
-drawsquare(View *v, Bool filled, Bool empty, Bool invert, unsigned long col[ColLast]) {
+drawsquare(Bool filled, Bool empty, Bool invert, unsigned long col[ColLast]) {
 	int x;
 	XGCValues gcv;
 	XRectangle r = { dc.x, dc.y, dc.w, dc.h };
@@ -591,7 +605,7 @@ drawsquare(View *v, Bool filled, Bool empty, Bool invert, unsigned long col[ColL
 }
 
 void
-drawtext(View *v, const char *text, unsigned long col[ColLast], Bool invert) {
+drawtext(const char *text, unsigned long col[ColLast], Bool invert) {
 	int x, y, w, h;
 	unsigned int len, olen;
 	XRectangle r = { dc.x, dc.y, dc.w, dc.h };
@@ -643,10 +657,8 @@ enternotify(XEvent *e) {
 	Client *c;
 	XCrossingEvent *ev = &e->xcrossing;
 
-	if(ev->mode != NotifyNormal || ev->detail == NotifyInferior) {
-		if(!isxinerama || ev->window != root)
-			return;
-	}
+	if((ev->mode != NotifyNormal || ev->detail == NotifyInferior) && ev->window != root)
+		return;
 	if((c = getclient(ev->window)))
 		focus(c);
 	else
@@ -668,10 +680,20 @@ expose(XEvent *e) {
 	View *v;
 	XExposeEvent *ev = &e->xexpose;
 
-	if(ev->count == 0 && (v = getviewbar(ev->window)))
+	if(ev->count == 0 && ((v = getviewbar(ev->window))))
 		drawbar(v);
 }
 
+unsigned int
+firstag(View *v) {
+	unsigned int i;
+
+	for(i = 0; i < LENGTH(tags); i++)
+		if(vtags[i] == v->id)
+			return i;
+	return 0; /* safe fallback */
+}
+
 void
 floating(View *v) { /* default floating layout */
 	Client *c;
@@ -685,13 +707,13 @@ floating(View *v) { /* default floating layout */
 void
 focus(Client *c) {
 	View *v = selview;
+
 	if(c)
 		selview = getview(c);
-	else
-		selview = viewat();
 	if(selview != v)
 		drawbar(v);
 	if(!c || (c && !isvisible(c)))
+		/* TODO: isvisible might take getview(c) as constraint? */
 		for(c = stack; c && (!isvisible(c) || getview(c) != selview); c = c->snext);
 	if(sel && sel != c) {
 		grabbuttons(sel, False);
@@ -772,23 +794,23 @@ getcolor(const char *colstr) {
 }
 
 View *
-getviewbar(Window barwin) {
+getview(Client *c) {
 	unsigned int i;
 
-	for(i = 0; i < nviews; i++)
-		if(views[i].barwin == barwin)
-			return &views[i];
+	for(i = 0; i < LENGTH(tags); i++)
+		if(c->tags[i])
+			return &views[vtags[i]];
 	return NULL;
 }
 
 View *
-getview(Client *c) {
+getviewbar(Window barwin) {
 	unsigned int i;
 
-	for(i = 0; i < LENGTH(tags); i++)
-		if(c->tags[i])
-			return &views[c->tags[i] - 1];
-	return &views[0]; /* fallback */
+	for(i = 0; i < nviews; i++)
+		if(views[i].barwin == barwin)
+			return &views[i];
+	return NULL;
 }
 
 long
@@ -902,11 +924,11 @@ grabkeys(void)  {
 }
 
 unsigned int
-idxoftag(const char *tag) {
+idxoftag(const char *t) {
 	unsigned int i;
 
-	for(i = 0; (i < LENGTH(tags)) && (tags[i] != tag); i++);
-	return (i < LENGTH(tags)) ? i : 0;
+	for(i = 0; (i < LENGTH(tags)) && (tags[i] != t); i++);
+	return (i < LENGTH(tags)) ? i : firstag(selview);
 }
 
 void
@@ -1041,7 +1063,7 @@ manage(Window w, XWindowAttributes *wa) {
 	XWindowChanges wc;
 
 	c = emallocz(sizeof(Client));
-	c->tags = emallocz(sizeof initags);
+	c->tags = emallocz(TAGSZ);
 	c->win = w;
 
 	applyrules(c);
@@ -1081,7 +1103,7 @@ manage(Window w, XWindowAttributes *wa) {
 	if((rettrans = XGetTransientForHint(dpy, w, &trans) == Success))
 		for(t = clients; t && t->win != trans; t = t->next);
 	if(t)
-		memcpy(c->tags, t->tags, sizeof initags);
+		memcpy(c->tags, t->tags, TAGSZ);
 	if(!c->isfloating)
 		c->isfloating = (rettrans == Success) || c->isfixed;
 	attach(c);
@@ -1472,13 +1494,12 @@ setlayout(const char *arg) {
 	if(sel)
 		arrange();
 	else
-		drawbar(v);
+		drawbar(selview);
 }
 
 void
 setmwfact(const char *arg) {
 	double delta;
-
 	View *v = selview;
 
 	if(!domwfact)
@@ -1501,7 +1522,7 @@ setmwfact(const char *arg) {
 
 void
 setup(void) {
-	unsigned int i;
+	unsigned int i, j;
 	View *v;
 	XSetWindowAttributes wa;
 	XineramaScreenInfo *info = NULL;
@@ -1519,13 +1540,13 @@ setup(void) {
 	cursor[CurResize] = XCreateFontCursor(dpy, XC_sizing);
 	cursor[CurMove] = XCreateFontCursor(dpy, XC_fleur);
 
-	if((isxinerama = XineramaIsActive(dpy)))
+	if(XineramaIsActive(dpy))
 		info = XineramaQueryScreens(dpy, &nviews);
+
 #if defined(AIM_XINERAMA)
-isxinerama = True;
 nviews = 2; /* aim Xinerama */
 #endif
-	selview = views = emallocz(nviews * sizeof(View));
+	views = emallocz(nviews * sizeof(View));
 
 	screen = DefaultScreen(dpy);
 	root = RootWindow(dpy, screen);
@@ -1551,17 +1572,24 @@ nviews = 2; /* aim Xinerama */
 			blw = i;
 	}
 
-	seltags = emallocz(sizeof initags);
-	prevtags = emallocz(sizeof initags);
-	memcpy(seltags, initags, sizeof initags);
-	memcpy(prevtags, initags, sizeof initags);
+	seltags = emallocz(TAGSZ);
+	prevtags = emallocz(TAGSZ);
+
+	/* check, if vtags need assistance, because there is only 1 view */
+	if(nviews == 1)
+		for(i = 0; i < LENGTH(tags); i++)
+			vtags[i] = 0;
 
 	for(i = 0; i < nviews; i++) {
 		/* init geometry */
 		v = &views[i];
-		v->id = i + 1;
+		v->id = i;
+
+		/* select first tag of view */
+		j = firstag(v);
+		seltags[j] = prevtags[j] = True; 
 
-		if(nviews != 1 && isxinerama) {
+		if(info) {
 
 #if defined(AIM_XINERAMA)
 v->w = DisplayWidth(dpy, screen) / 2;
@@ -1616,10 +1644,10 @@ v->h = DisplayHeight(dpy, screen);
 	if(info)
 		XFree(info);
 
+	selview = viewat();
+
 	/* grab keys */
 	grabkeys();
-
-	selview = &views[0];
 }
 
 void
@@ -1653,8 +1681,10 @@ tag(const char *arg) {
 	if(!sel)
 		return;
 	for(i = 0; i < LENGTH(tags); i++)
-		sel->tags[i] = (NULL == arg) ? selview->id : 0;
-	sel->tags[idxoftag(arg)] = selview->id;
+		sel->tags[i] = (NULL == arg) && (vtags[i] == getview(sel)->id);
+	i = idxoftag(arg);
+	if(!conflicts(sel, i))
+		sel->tags[idxoftag(arg)] = True;
 	arrange();
 }
 
@@ -1694,8 +1724,6 @@ tile(View *v) {
 
 	for(i = 0, c = mc = nexttiled(clients, v); c; c = nexttiled(c->next, v)) {
 		if(i == 0) { /* master */
-			nx = v->wax;
-			ny = v->way;
 			nw = mw - 2 * c->border;
 			nh = v->wah - 2 * c->border;
 		}
@@ -1747,10 +1775,12 @@ toggletag(const char *arg) {
 	if(!sel)
 		return;
 	i = idxoftag(arg);
+	if(conflicts(sel, i))
+		return;
 	sel->tags[i] = !sel->tags[i];
 	for(j = 0; j < LENGTH(tags) && !sel->tags[j]; j++);
 	if(j == LENGTH(tags))
-		sel->tags[i] = selview->id; /* at least one tag must be enabled */
+		sel->tags[i] = True; /* at least one tag must be enabled */
 	arrange();
 }
 
@@ -1762,7 +1792,7 @@ toggleview(const char *arg) {
 	seltags[i] = !seltags[i];
 	for(j = 0; j < LENGTH(tags) && !seltags[j]; j++);
 	if(j == LENGTH(tags))
-		seltags[i] = selview->id; /* at least one tag must be viewed */
+		seltags[i] = True; /* at least one tag must be viewed */
 	arrange();
 }
 
@@ -1902,15 +1932,33 @@ updatewmhints(Client *c) {
 
 void
 view(const char *arg) {
-	unsigned int i;
-	int tmp[LENGTH(tags)];
+	unsigned int i, j;
+	Bool tmp[LENGTH(tags)];
 
-	for(i = 0; i < LENGTH(tags); i++)
-		tmp[i] = (NULL == arg) ? selview->id : 0;
-	tmp[idxoftag(arg)] = selview->id;
-	if(memcmp(seltags, tmp, sizeof initags) != 0) {
-		memcpy(prevtags, seltags, sizeof initags);
-		memcpy(seltags, tmp, sizeof initags);
+	memcpy(tmp, seltags, TAGSZ);
+	if(arg == NULL) {
+		for(i = 0; i < LENGTH(tags); i++)
+			tmp[i] = (vtags[i] == selview->id);
+	}
+	else {
+		i = idxoftag(arg);
+		for(j = 0; j < LENGTH(tags); j++)
+			if(selview->id == vtags[i]) {
+				/* view tag of selview */
+				if(selview->id == vtags[j])
+					tmp[j] = False;
+			}
+			else {
+				/* only touch the view the focus should go */
+				if(vtags[j] == vtags[i])
+					tmp[j] = False;
+			}
+		selview = &views[vtags[i]];
+		tmp[i] = True;
+	}
+	if(memcmp(seltags, tmp, TAGSZ) != 0) {
+		memcpy(prevtags, seltags, TAGSZ);
+		memcpy(seltags, tmp, TAGSZ);
 		arrange();
 	}
 }
@@ -1934,9 +1982,9 @@ void
 viewprevtag(const char *arg) {
 	static Bool tmp[LENGTH(tags)];
 
-	memcpy(tmp, seltags, sizeof initags);
-	memcpy(seltags, prevtags, sizeof initags);
-	memcpy(prevtags, tmp, sizeof initags);
+	memcpy(tmp, seltags, TAGSZ);
+	memcpy(seltags, prevtags, TAGSZ);
+	memcpy(prevtags, tmp, TAGSZ);
 	arrange();
 }