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WM_NAME is builtin atom
[dwm.git] / dwm.c
diff --git a/dwm.c b/dwm.c
index ba24d9a..52a3540 100644 (file)
--- a/dwm.c
+++ b/dwm.c
@@ -24,6 +24,7 @@
  * To understand everything else, start reading main().
  */
 #include <errno.h>
+#include <locale.h>
 #include <stdarg.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -59,7 +60,7 @@
 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 { WMProtocols, WMDelete, WMState, WMLast };        /* default atoms */
 enum { ClkTagBar, ClkLtSymbol, ClkStatusText, ClkWinTitle,
        ClkClientWin, ClkRootWin, ClkLast };             /* clicks */
 
@@ -190,6 +191,7 @@ static void unmanage(Client *c);
 static void unmapnotify(XEvent *e);
 static void updatebar(void);
 static void updategeom(void);
+static void updatenumlockmask(void);
 static void updatesizehints(Client *c);
 static void updatetitle(Client *c);
 static void updatewmhints(Client *c);
@@ -734,34 +736,27 @@ gettextprop(Window w, Atom atom, char *text, unsigned int size) {
 
 void
 grabbuttons(Client *c, Bool focused) {
-       unsigned int i, j;
-       unsigned int modifiers[] = { 0, LockMask, numlockmask, numlockmask|LockMask };
-
-       XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
-       if(focused) {
-               for(i = 0; i < LENGTH(buttons); i++)
-                       if(buttons[i].click == ClkClientWin)
-                               for(j = 0; j < LENGTH(modifiers); j++)
-                                       XGrabButton(dpy, buttons[i].button, buttons[i].mask | modifiers[j], c->win, False, BUTTONMASK, GrabModeAsync, GrabModeSync, None, None);
-       } else
-               XGrabButton(dpy, AnyButton, AnyModifier, c->win, False,
-                           BUTTONMASK, GrabModeAsync, GrabModeSync, None, None);
+       updatenumlockmask();
+       {
+               unsigned int i, j;
+               unsigned int modifiers[] = { 0, LockMask, numlockmask, numlockmask|LockMask };
+               XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
+               if(focused) {
+                       for(i = 0; i < LENGTH(buttons); i++)
+                               if(buttons[i].click == ClkClientWin)
+                                       for(j = 0; j < LENGTH(modifiers); j++)
+                                               XGrabButton(dpy, buttons[i].button, buttons[i].mask | modifiers[j], c->win, False, BUTTONMASK, GrabModeAsync, GrabModeSync, None, None);
+               } else
+                       XGrabButton(dpy, AnyButton, AnyModifier, c->win, False,
+                                   BUTTONMASK, GrabModeAsync, GrabModeSync, None, None);
+       }
 }
 
 void
 grabkeys(void) {
-       unsigned int i, j;
-       XModifierKeymap *modmap;
-
-       /* update modifier map */
-       modmap = XGetModifierMapping(dpy);
-       for(i = 0; i < 8; i++)
-               for(j = 0; j < modmap->max_keypermod; j++)
-                       if(modmap->modifiermap[i * modmap->max_keypermod + j] == XKeysymToKeycode(dpy, XK_Num_Lock))
-                               numlockmask = (1 << i);
-       XFreeModifiermap(modmap);
-
+       updatenumlockmask();
        { /* grab keys */
+               unsigned int i, j;
                unsigned int modifiers[] = { 0, LockMask, numlockmask, numlockmask|LockMask };
                KeyCode code;
 
@@ -1049,22 +1044,31 @@ resize(Client *c, int x, int y, int w, int h, Bool sizehints) {
        XWindowChanges wc;
 
        if(sizehints) {
+               /* see last two sentences in ICCCM 4.1.2.3 */
+               Bool baseismin = c->basew == c->minw && c->baseh == c->minh;
+
                /* set minimum possible */
                w = MAX(1, w);
                h = MAX(1, h);
 
-               /* temporarily remove base dimensions */
-               w -= c->basew;
-               h -= c->baseh;
+               if(!baseismin) { /* temporarily remove base dimensions */
+                       w -= c->basew;
+                       h -= c->baseh;
+               }
 
                /* adjust for aspect limits */
                if(c->mina > 0 && c->maxa > 0) {
-                       if(c->maxa < (float) w/h)
+                       if(c->maxa < (float)(w / h))
                                w = h * c->maxa;
-                       else if(c->mina > (float) h/w)
+                       else if(c->mina < (float)(h / w))
                                h = w * c->mina;
                }
 
+               if(baseismin) { /* increment calculation requires this */
+                       w -= c->basew;
+                       h -= c->baseh;
+               }
+
                /* adjust for increment value */
                if(c->incw)
                        w -= w % c->incw;
@@ -1322,7 +1326,6 @@ setup(void) {
        /* init atoms */
        wmatom[WMProtocols] = XInternAtom(dpy, "WM_PROTOCOLS", False);
        wmatom[WMDelete] = XInternAtom(dpy, "WM_DELETE_WINDOW", False);
-       wmatom[WMName] = XInternAtom(dpy, "WM_NAME", False);
        wmatom[WMState] = XInternAtom(dpy, "WM_STATE", False);
        netatom[NetSupported] = XInternAtom(dpy, "_NET_SUPPORTED", False);
        netatom[NetWMName] = XInternAtom(dpy, "_NET_WM_NAME", False);
@@ -1566,6 +1569,20 @@ updategeom(void) {
 }
 
 void
+updatenumlockmask(void) {
+       unsigned int i, j;
+       XModifierKeymap *modmap;
+
+       numlockmask = 0;
+       modmap = XGetModifierMapping(dpy);
+       for(i = 0; i < 8; i++)
+               for(j = 0; j < modmap->max_keypermod; j++)
+                       if(modmap->modifiermap[i * modmap->max_keypermod + j] == XKeysymToKeycode(dpy, XK_Num_Lock))
+                               numlockmask = (1 << i);
+       XFreeModifiermap(modmap);
+}
+
+void
 updatesizehints(Client *c) {
        long msize;
        XSizeHints size;
@@ -1616,7 +1633,7 @@ updatesizehints(Client *c) {
 void
 updatetitle(Client *c) {
        if(!gettextprop(c->win, netatom[NetWMName], c->name, sizeof c->name))
-               gettextprop(c->win, wmatom[WMName], c->name, sizeof c->name);
+               gettextprop(c->win, XA_WM_NAME, c->name, sizeof c->name);
 }
 
 void
@@ -1701,7 +1718,7 @@ main(int argc, char *argv[]) {
        else if(argc != 1)
                die("usage: dwm [-v]\n");
 
-       if(!XSupportsLocale())
+       if(!setlocale(LC_CTYPE, "") || !XSupportsLocale())
                fprintf(stderr, "warning: no locale support\n");
 
        if(!(dpy = XOpenDisplay(0)))