applied Gottox' ClkTagBar patch

[dwm.git] / dwm.c

diff --git a/dwm.c b/dwm.c
index f1d3641..a5a9de2 100644 (file)
--- a/dwm.c
+++ b/dwm.c
@@ -53,13 +53,14 @@
 #define MOUSEMASK       (BUTTONMASK|PointerMotionMask)
 #define TAGMASK         ((int)((1LL << LENGTH(tags)) - 1))
 #define TEXTW(x)        (textnw(x, strlen(x)) + dc.font.height)
+#define ISVISIBLE(x)    (x->tags & tagset[seltags])
 
 /* enums */
 enum { CurNormal, CurResize, CurMove, CurLast };        /* cursor */
 enum { ColBorder, ColFG, ColBG, ColLast };              /* color */
 enum { NetSupported, NetWMName, NetLast };              /* EWMH atoms */
 enum { WMProtocols, WMDelete, WMName, WMState, WMLast };/* default atoms */
-enum { ClkLtSymbol = 64, ClkStatusText, ClkWinTitle,
+enum { ClkTagBar, ClkLtSymbol, ClkStatusText, ClkWinTitle,
        ClkClientWin, ClkRootWin, ClkLast };             /* clicks */
 
 /* typedefs */
@@ -89,7 +90,7 @@ struct Client {
        int basew, baseh, incw, inch, maxw, maxh, minw, minh;
        int bw, oldbw;
        uint tags;
-       Bool isbanned, isfixed, isfloating, isurgent;
+       Bool isfixed, isfloating, isurgent;
        Client *next;
        Client *snext;
        Window win;
@@ -207,7 +208,7 @@ static void zoom(const Arg *arg);
 static char stext[256];
 static int screen, sx, sy, sw, sh;
 static int by, bh, blw, wx, wy, ww, wh;
-static uint seltags = 0;
+static uint seltags = 0, sellt = 0;
 static int (*xerrorxlib)(Display *, XErrorEvent *);
 static uint numlockmask = 0;
 static void (*handler[LASTEvent]) (XEvent *) = {
@@ -234,7 +235,7 @@ static Client *stack = NULL;
 static Cursor cursor[CurLast];
 static Display *dpy;
 static DC dc = {0};
-static Layout *lt = NULL;
+static Layout *lt[] = { NULL, NULL };
 static Window root, barwin;
 /* configuration, allows nested code to access above variables */
 #include "config.h"
@@ -273,19 +274,18 @@ arrange(void) {
        Client *c;
 
        for(c = clients; c; c = c->next)
-               if(c->tags & tagset[seltags]) { /* is visible */
-                       if(!lt->arrange || c->isfloating)
+               if(ISVISIBLE(c)) {
+                       XMoveWindow(dpy, c->win, c->x, c->y);
+                       if(!lt[sellt]->arrange || c->isfloating)
                                resize(c, c->x, c->y, c->w, c->h, True);
-                       c->isbanned = False;
                }
-               else if(!c->isbanned) {
+               else {
                        XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
-                       c->isbanned = True;
                }
 
        focus(NULL);
-       if(lt->arrange)
-               lt->arrange();
+       if(lt[sellt]->arrange)
+               lt[sellt]->arrange();
        restack();
 }
 
@@ -304,17 +304,18 @@ attachstack(Client *c) {
 void
 buttonpress(XEvent *e) {
        uint i, x, click;
+       Arg arg = {0};
        Client *c;
        XButtonPressedEvent *ev = &e->xbutton;
 
        click = ClkRootWin;
        if(ev->window == barwin) {
-               i = x = 0;
-               do
+               for(i = x = 0; ev->x >= x && ++i < LENGTH(tags); i++)
                        x += TEXTW(tags[i]);
-               while(ev->x >= x && ++i < LENGTH(tags));
-               if(i < LENGTH(tags))
-                       click = i;
+               if(i < LENGTH(tags)) {
+                       click = ClkTagBar;
+                       arg.ui = 1 << i;
+               }
                else if(ev->x < x + blw)
                        click = ClkLtSymbol;
                else if(ev->x > wx + ww - TEXTW(stext))
@@ -330,7 +331,7 @@ buttonpress(XEvent *e) {
        for(i = 0; i < LENGTH(buttons); i++)
                if(click == buttons[i].click && buttons[i].func && buttons[i].button == ev->button
                   && CLEANMASK(buttons[i].mask) == CLEANMASK(ev->state))
-                       buttons[i].func(&buttons[i].arg);
+                       buttons[i].func(click == ClkTagBar ? &arg : &buttons[i].arg);
 }
 
 void
@@ -355,7 +356,7 @@ cleanup(void) {
 
        close(STDIN_FILENO);
        view(&a);
-       lt = &foo;
+       lt[sellt] = &foo;
        while(stack)
                unmanage(stack);
        if(dc.font.set)
@@ -413,7 +414,7 @@ configurerequest(XEvent *e) {
        if((c = getclient(ev->window))) {
                if(ev->value_mask & CWBorderWidth)
                        c->bw = ev->border_width;
-               else if(c->isfloating || !lt->arrange) {
+               else if(c->isfloating || !lt[sellt]->arrange) {
                        if(ev->value_mask & CWX)
                                c->x = sx + ev->x;
                        if(ev->value_mask & CWY)
@@ -426,10 +427,9 @@ configurerequest(XEvent *e) {
                                c->x = sx + (sw / 2 - c->w / 2); /* center in x direction */
                        if((c->y - sy + c->h) > sh && c->isfloating)
                                c->y = sy + (sh / 2 - c->h / 2); /* center in y direction */
-                       if((ev->value_mask & (CWX|CWY))
-                       && !(ev->value_mask & (CWWidth|CWHeight)))
+                       if((ev->value_mask & (CWX|CWY)) && !(ev->value_mask & (CWWidth|CWHeight)))
                                configure(c);
-                       if(!c->isbanned)
+                       if(ISVISIBLE(c))
                                XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h);
                }
                else
@@ -482,25 +482,23 @@ detachstack(Client *c) {
 void
 drawbar(void) {
        int i, x;
-       Client *c;
 
        dc.x = 0;
-       for(c = stack; c && c->isbanned; c = c->snext);
        for(i = 0; i < LENGTH(tags); i++) {
                dc.w = TEXTW(tags[i]);
                if(tagset[seltags] & 1 << i) {
                        drawtext(tags[i], dc.sel, isurgent(i));
-                       drawsquare(c && c->tags & 1 << i, isoccupied(i), isurgent(i), dc.sel);
+                       drawsquare(sel && sel->tags & 1 << i, isoccupied(i), isurgent(i), dc.sel);
                }
                else {
                        drawtext(tags[i], dc.norm, isurgent(i));
-                       drawsquare(c && c->tags & 1 << i, isoccupied(i), isurgent(i), dc.norm);
+                       drawsquare(sel && sel->tags & 1 << i, isoccupied(i), isurgent(i), dc.norm);
                }
                dc.x += dc.w;
        }
        if(blw > 0) {
                dc.w = blw;
-               drawtext(lt->symbol, dc.norm, False);
+               drawtext(lt[sellt]->symbol, dc.norm, False);
                x = dc.x + dc.w;
        }
        else
@@ -514,9 +512,9 @@ drawbar(void) {
        drawtext(stext, dc.norm, False);
        if((dc.w = dc.x - x) > bh) {
                dc.x = x;
-               if(c) {
-                       drawtext(c->name, dc.sel, False);
-                       drawsquare(c->isfixed, c->isfloating, False, dc.sel);
+               if(sel) {
+                       drawtext(sel->name, dc.sel, False);
+                       drawsquare(sel->isfixed, sel->isfloating, False, dc.sel);
                }
                else
                        drawtext(NULL, dc.norm, False);
@@ -608,8 +606,8 @@ expose(XEvent *e) {
 
 void
 focus(Client *c) {
-       if(!c || c->isbanned)
-               for(c = stack; c && c->isbanned; c = c->snext);
+       if(!c || !ISVISIBLE(c))
+               for(c = stack; c && !ISVISIBLE(c); c = c->snext);
        if(sel && sel != c) {
                grabbuttons(sel, False);
                XSetWindowBorder(dpy, sel->win, dc.norm[ColBorder]);
@@ -642,17 +640,17 @@ focusstack(const Arg *arg) {
        if(!sel)
                return;
        if (arg->i > 0) {
-               for(c = sel->next; c && c->isbanned; c = c->next);
+               for(c = sel->next; c && !ISVISIBLE(c); c = c->next);
                if(!c)
-                       for(c = clients; c && c->isbanned; c = c->next);
+                       for(c = clients; c && !ISVISIBLE(c); c = c->next);
        }
        else {
                for(i = clients; i != sel; i = i->next)
-                       if (!i->isbanned)
+                       if(ISVISIBLE(i))
                                c = i;
                if(!c)
                        for(; i; i = i->next)
-                               if (!i->isbanned)
+                               if(ISVISIBLE(i))
                                        c = i;
        }
        if(c) {
@@ -1009,10 +1007,10 @@ movemouse(const Arg *arg) {
                                        ny = wy;
                                else if(abs((wy + wh) - (ny + c->h + 2 * c->bw)) < snap)
                                        ny = wy + wh - c->h - 2 * c->bw;
-                               if(!c->isfloating && lt->arrange && (abs(nx - c->x) > snap || abs(ny - c->y) > snap))
+                               if(!c->isfloating && lt[sellt]->arrange && (abs(nx - c->x) > snap || abs(ny - c->y) > snap))
                                        togglefloating(NULL);
                        }
-                       if(!lt->arrange || c->isfloating)
+                       if(!lt[sellt]->arrange || c->isfloating)
                                resize(c, nx, ny, c->w, c->h, False);
                        break;
                }
@@ -1021,7 +1019,7 @@ movemouse(const Arg *arg) {
 
 Client *
 nexttiled(Client *c) {
-       for(; c && (c->isfloating || c->isbanned); c = c->next);
+       for(; c && (c->isfloating || !ISVISIBLE(c)); c = c->next);
        return c;
 }
 
@@ -1166,11 +1164,11 @@ resizemouse(const Arg *arg) {
 
                        if(snap && nw >= wx && nw <= wx + ww
                                && nh >= wy && nh <= wy + wh) {
-                               if(!c->isfloating && lt->arrange
+                               if(!c->isfloating && lt[sellt]->arrange
                                   && (abs(nw - c->w) > snap || abs(nh - c->h) > snap))
                                        togglefloating(NULL);
                        }
-                       if(!lt->arrange || c->isfloating)
+                       if(!lt[sellt]->arrange || c->isfloating)
                                resize(c, c->x, c->y, nw, nh, True);
                        break;
                }
@@ -1186,13 +1184,13 @@ restack(void) {
        drawbar();
        if(!sel)
                return;
-       if(sel->isfloating || !lt->arrange)
+       if(sel->isfloating || !lt[sellt]->arrange)
                XRaiseWindow(dpy, sel->win);
-       if(lt->arrange) {
+       if(lt[sellt]->arrange) {
                wc.stack_mode = Below;
                wc.sibling = barwin;
                for(c = stack; c; c = c->snext)
-                       if(!c->isfloating && !c->isbanned) {
+                       if(!c->isfloating && ISVISIBLE(c)) {
                                XConfigureWindow(dpy, c->win, CWSibling|CWStackMode, &wc);
                                wc.sibling = c->win;
                        }
@@ -1298,14 +1296,10 @@ setclientstate(Client *c, long state) {
 
 void
 setlayout(const Arg *arg) {
-       static Layout *prevlt = &layouts[1 % LENGTH(layouts)];
-
-       if(!arg || !arg->v || arg->v == lt)
-               lt = prevlt;
-       else {
-               prevlt = lt;
-               lt = (Layout *)arg->v;
-       }
+       if(!arg || !arg->v || arg->v != lt[sellt])
+               sellt ^= 1;
+       if(arg && arg->v)
+               lt[sellt] = (Layout *)arg->v;
        if(sel)
                arrange();
        else
@@ -1317,7 +1311,7 @@ void
 setmfact(const Arg *arg) {
        float f;
 
-       if(!arg || !lt->arrange)
+       if(!arg || !lt[sellt]->arrange)
                return;
        f = arg->f < 1.0 ? arg->f + mfact : arg->f - 1.0;
        if(f < 0.1 || f > 0.9)
@@ -1341,7 +1335,8 @@ setup(void) {
        sw = DisplayWidth(dpy, screen);
        sh = DisplayHeight(dpy, screen);
        bh = dc.h = dc.font.height + 2;
-       lt = layouts;
+       lt[0] = &layouts[0];
+       lt[1] = &layouts[1 % LENGTH(layouts)];
        updategeom();
 
        /* init atoms */
@@ -1691,7 +1686,7 @@ void
 zoom(const Arg *arg) {
        Client *c = sel;
 
-       if(!lt->arrange || lt->arrange == monocle || (sel && sel->isfloating))
+       if(!lt[sellt]->arrange || lt[sellt]->arrange == monocle || (sel && sel->isfloating))
                return;
        if(c == nexttiled(clients))
                if(!c || !(c = nexttiled(c->next)))