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Diffstat (limited to 'dwm.c')
-rw-r--r--dwm.c290
1 files changed, 143 insertions, 147 deletions
diff --git a/dwm.c b/dwm.c
index b6659ae..9932974 100644
--- a/dwm.c
+++ b/dwm.c
@@ -112,14 +112,14 @@ typedef struct {
regex_t *tagregex;
} Regs;
-/* functions */
-
+/* forward declarations */
static void applyrules(Client *c);
static void arrange(void);
static void attach(Client *c);
static void attachstack(Client *c);
static void ban(Client *c);
static void buttonpress(XEvent *e);
+static void checkotherwm(void);
static void cleanup(void);
static void compileregs(void);
static void configure(Client *c);
@@ -140,17 +140,13 @@ static void focus(Client *c);
static void focusnext(const char *arg);
static void focusprev(const char *arg);
static Client *getclient(Window w);
+static unsigned long getcolor(const char *colstr);
static long getstate(Window w);
static Bool gettextprop(Window w, Atom atom, char *text, unsigned int size);
static void grabbuttons(Client *c, Bool focused);
static unsigned int idxoftag(const char *tag);
-static void initbar(void);
-static unsigned long initcolor(const char *colstr);
static void initfont(const char *fontstr);
-static void initlayouts(void);
-static void initstyle(void);
static Bool isarrange(void (*func)());
-static Bool isfloating(void);
static Bool isoccupied(unsigned int t);
static Bool isprotodel(Client *c);
static Bool isvisible(Client *c);
@@ -167,6 +163,7 @@ static void quit(const char *arg);
static void resize(Client *c, int x, int y, int w, int h, Bool sizehints);
static void resizemouse(Client *c);
static void restack(void);
+static void run(void);
static void scan(void);
static void setclientstate(Client *c, long state);
static void setlayout(const char *arg);
@@ -236,7 +233,7 @@ static Regs *regs = NULL;
/* configuration, allows nested code to access above variables */
#include "config.h"
-/* implementation */
+/* functions*/
static void
applyrules(Client *c) {
static char buf[512];
@@ -338,14 +335,14 @@ buttonpress(XEvent *e) {
focus(c);
if(CLEANMASK(ev->state) != MODKEY)
return;
- if(ev->button == Button1 && (isfloating() || c->isfloating)) {
+ if(ev->button == Button1 && (isarrange(floating) || c->isfloating)) {
restack();
movemouse(c);
}
else if(ev->button == Button2)
zoom(NULL);
else if(ev->button == Button3
- && (isfloating() || c->isfloating) && !c->isfixed)
+ && (isarrange(floating) || c->isfloating) && !c->isfixed)
{
restack();
resizemouse(c);
@@ -354,6 +351,22 @@ buttonpress(XEvent *e) {
}
static void
+checkotherwm(void) {
+ otherwm = False;
+ XSetErrorHandler(xerrorstart);
+
+ /* this causes an error if some other window manager is running */
+ XSelectInput(dpy, root, SubstructureRedirectMask);
+ XSync(dpy, False);
+ if(otherwm)
+ eprint("dwm: another window manager is already running\n");
+ XSync(dpy, False);
+ XSetErrorHandler(NULL);
+ xerrorxlib = XSetErrorHandler(xerror);
+ XSync(dpy, False);
+}
+
+static void
cleanup(void) {
close(STDIN_FILENO);
while(stack) {
@@ -446,7 +459,7 @@ configurerequest(XEvent *e) {
c->ismax = False;
if(ev->value_mask & CWBorderWidth)
c->border = ev->border_width;
- if(c->isfixed || c->isfloating || isfloating()) {
+ if(c->isfixed || c->isfloating || isarrange(floating)) {
if(ev->value_mask & CWX)
c->x = ev->x;
if(ev->value_mask & CWY)
@@ -728,6 +741,16 @@ getclient(Window w) {
return c;
}
+static unsigned long
+getcolor(const char *colstr) {
+ Colormap cmap = DefaultColormap(dpy, screen);
+ XColor color;
+
+ if(!XAllocNamedColor(dpy, cmap, colstr, &color, &color))
+ eprint("error, cannot allocate color '%s'\n", colstr);
+ return color.pixel;
+}
+
static long
getstate(Window w) {
int format, status;
@@ -821,37 +844,6 @@ idxoftag(const char *tag) {
}
static void
-initbar(void) {
- XSetWindowAttributes wa;
-
- wa.override_redirect = 1;
- wa.background_pixmap = ParentRelative;
- wa.event_mask = ButtonPressMask | ExposureMask;
- barwin = XCreateWindow(dpy, root, sx, sy, sw, bh, 0,
- DefaultDepth(dpy, screen), CopyFromParent, DefaultVisual(dpy, screen),
- CWOverrideRedirect | CWBackPixmap | CWEventMask, &wa);
- XDefineCursor(dpy, barwin, cursor[CurNormal]);
- updatebarpos();
- XMapRaised(dpy, barwin);
- strcpy(stext, "dwm-"VERSION);
- dc.drawable = XCreatePixmap(dpy, root, sw, bh, DefaultDepth(dpy, screen));
- dc.gc = XCreateGC(dpy, root, 0, 0);
- XSetLineAttributes(dpy, dc.gc, 1, LineSolid, CapButt, JoinMiter);
- if(!dc.font.set)
- XSetFont(dpy, dc.gc, dc.font.xfont->fid);
-}
-
-static unsigned long
-initcolor(const char *colstr) {
- Colormap cmap = DefaultColormap(dpy, screen);
- XColor color;
-
- if(!XAllocNamedColor(dpy, cmap, colstr, &color, &color))
- eprint("error, cannot allocate color '%s'\n", colstr);
- return color.pixel;
-}
-
-static void
initfont(const char *fontstr) {
char *def, **missing;
int i, n;
@@ -893,30 +885,6 @@ initfont(const char *fontstr) {
dc.font.height = dc.font.ascent + dc.font.descent;
}
-static void
-initlayouts(void) {
- unsigned int i, w;
-
- nlayouts = sizeof layouts / sizeof layouts[0];
- for(blw = i = 0; i < nlayouts; i++) {
- w = textw(layouts[i].symbol);
- if(w > blw)
- blw = w;
- }
-}
-
-static void
-initstyle(void) {
- dc.norm[ColBorder] = initcolor(NORMBORDERCOLOR);
- dc.norm[ColBG] = initcolor(NORMBGCOLOR);
- dc.norm[ColFG] = initcolor(NORMFGCOLOR);
- dc.sel[ColBorder] = initcolor(SELBORDERCOLOR);
- dc.sel[ColBG] = initcolor(SELBGCOLOR);
- dc.sel[ColFG] = initcolor(SELFGCOLOR);
- initfont(FONT);
- dc.h = bh = dc.font.height + 2;
-}
-
static Bool
isarrange(void (*func)())
{
@@ -924,11 +892,6 @@ isarrange(void (*func)())
}
static Bool
-isfloating(void) {
- return layouts[ltidx].arrange == floating;
-}
-
-static Bool
isoccupied(unsigned int t) {
Client *c;
@@ -1300,9 +1263,9 @@ restack(void) {
drawbar();
if(!sel)
return;
- if(sel->isfloating || isfloating())
+ if(sel->isfloating || isarrange(floating))
XRaiseWindow(dpy, sel->win);
- if(!isfloating()) {
+ if(!isarrange(floating)) {
wc.stack_mode = Below;
wc.sibling = barwin;
if(!sel->isfloating) {
@@ -1321,6 +1284,54 @@ restack(void) {
}
static void
+run(void) {
+ char *p;
+ int r, xfd;
+ fd_set rd;
+ XEvent ev;
+
+ /* main event loop, also reads status text from stdin */
+ XSync(dpy, False);
+ xfd = ConnectionNumber(dpy);
+ readin = True;
+ while(running) {
+ FD_ZERO(&rd);
+ if(readin)
+ FD_SET(STDIN_FILENO, &rd);
+ FD_SET(xfd, &rd);
+ if(select(xfd + 1, &rd, NULL, NULL, NULL) == -1) {
+ if(errno == EINTR)
+ continue;
+ eprint("select failed\n");
+ }
+ if(FD_ISSET(STDIN_FILENO, &rd)) {
+ switch(r = read(STDIN_FILENO, stext, sizeof stext - 1)) {
+ case -1:
+ strncpy(stext, strerror(errno), sizeof stext - 1);
+ stext[sizeof stext - 1] = '\0';
+ readin = False;
+ break;
+ case 0:
+ strncpy(stext, "EOF", 4);
+ readin = False;
+ break;
+ default:
+ for(stext[r] = '\0', p = stext + strlen(stext) - 1; p >= stext && *p == '\n'; *p-- = '\0');
+ for(; p >= stext && *p != '\n'; --p);
+ if(p > stext)
+ strncpy(stext, p + 1, sizeof stext);
+ }
+ drawbar();
+ }
+ while(XPending(dpy)) {
+ XNextEvent(dpy, &ev);
+ if(handler[ev.type])
+ (handler[ev.type])(&ev); /* call handler */
+ }
+ }
+}
+
+static void
scan(void) {
unsigned int i, num;
Window *wins, d1, d2;
@@ -1401,8 +1412,7 @@ setmwfact(const char *arg) {
static void
setup(void) {
- int i, j;
- unsigned int mask;
+ unsigned int i, j, mask;
Window w;
XModifierKeymap *modmap;
XSetWindowAttributes wa;
@@ -1416,37 +1426,80 @@ setup(void) {
netatom[NetWMName] = XInternAtom(dpy, "_NET_WM_NAME", False);
XChangeProperty(dpy, root, netatom[NetSupported], XA_ATOM, 32,
PropModeReplace, (unsigned char *) netatom, NetLast);
+
/* init cursors */
cursor[CurNormal] = XCreateFontCursor(dpy, XC_left_ptr);
cursor[CurResize] = XCreateFontCursor(dpy, XC_sizing);
cursor[CurMove] = XCreateFontCursor(dpy, XC_fleur);
+
+ /* init geometry */
+ sx = sy = 0;
+ sw = DisplayWidth(dpy, screen);
+ sh = DisplayHeight(dpy, screen);
+
/* init modifier map */
modmap = XGetModifierMapping(dpy);
- for (i = 0; i < 8; i++)
- for (j = 0; j < modmap->max_keypermod; j++) {
+ 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))
+ == XKeysymToKeycode(dpy, XK_Num_Lock))
numlockmask = (1 << i);
}
XFreeModifiermap(modmap);
+
/* select for events */
wa.event_mask = SubstructureRedirectMask | SubstructureNotifyMask
| EnterWindowMask | LeaveWindowMask | StructureNotifyMask;
wa.cursor = cursor[CurNormal];
XChangeWindowAttributes(dpy, root, CWEventMask | CWCursor, &wa);
XSelectInput(dpy, root, wa.event_mask);
- keypress(NULL); /* grabkeys */
+
+ /* grab keys */
+ keypress(NULL);
+
+ /* init tags */
compileregs();
for(ntags = 0; tags[ntags]; ntags++);
seltags = emallocz(sizeof(Bool) * ntags);
seltags[0] = True;
- /* geometry */
- sx = sy = 0;
- sw = DisplayWidth(dpy, screen);
- sh = DisplayHeight(dpy, screen);
- initstyle();
- initlayouts();
- initbar();
+
+ /* init appearance */
+ dc.norm[ColBorder] = getcolor(NORMBORDERCOLOR);
+ dc.norm[ColBG] = getcolor(NORMBGCOLOR);
+ dc.norm[ColFG] = getcolor(NORMFGCOLOR);
+ dc.sel[ColBorder] = getcolor(SELBORDERCOLOR);
+ dc.sel[ColBG] = getcolor(SELBGCOLOR);
+ dc.sel[ColFG] = getcolor(SELFGCOLOR);
+ initfont(FONT);
+ dc.h = bh = dc.font.height + 2;
+
+ /* init layouts */
+ mwfact = MWFACT;
+ nlayouts = sizeof layouts / sizeof layouts[0];
+ for(blw = i = 0; i < nlayouts; i++) {
+ j = textw(layouts[i].symbol);
+ if(j > blw)
+ blw = j;
+ }
+
+ /* init bar */
+ bpos = BARPOS;
+ wa.override_redirect = 1;
+ wa.background_pixmap = ParentRelative;
+ wa.event_mask = ButtonPressMask | ExposureMask;
+ barwin = XCreateWindow(dpy, root, sx, sy, sw, bh, 0,
+ DefaultDepth(dpy, screen), CopyFromParent, DefaultVisual(dpy, screen),
+ CWOverrideRedirect | CWBackPixmap | CWEventMask, &wa);
+ XDefineCursor(dpy, barwin, cursor[CurNormal]);
+ updatebarpos();
+ XMapRaised(dpy, barwin);
+ strcpy(stext, "dwm-"VERSION);
+ dc.drawable = XCreatePixmap(dpy, root, sw, bh, DefaultDepth(dpy, screen));
+ dc.gc = XCreateGC(dpy, root, 0, 0);
+ XSetLineAttributes(dpy, dc.gc, 1, LineSolid, CapButt, JoinMiter);
+ if(!dc.font.set)
+ XSetFont(dpy, dc.gc, dc.font.xfont->fid);
+
/* multihead support */
selscreen = XQueryPointer(dpy, root, &w, &w, &i, &i, &i, &i, &mask);
}
@@ -1568,7 +1621,7 @@ static void
togglemax(const char *arg) {
XEvent ev;
- if(!sel || (!isfloating() && !sel->isfloating) || sel->isfixed)
+ if(!sel || (!isarrange(floating) && !sel->isfloating) || sel->isfixed)
return;
if((sel->ismax = !sel->ismax)) {
sel->rx = sel->x;
@@ -1794,81 +1847,24 @@ zoom(const char *arg) {
int
main(int argc, char *argv[]) {
- char *p;
- int r, xfd;
- fd_set rd;
- XEvent ev;
-
if(argc == 2 && !strcmp("-v", argv[1]))
eprint("dwm-"VERSION", © 2006-2007 A. R. Garbe, S. van Dijk, J. Salmi, P. Hruby, S. Nagy\n");
else if(argc != 1)
eprint("usage: dwm [-v]\n");
- /* macros from config.h can be used at function level only */
- mwfact = MWFACT;
- bpos = BARPOS;
-
setlocale(LC_CTYPE, "");
if(!(dpy = XOpenDisplay(0)))
eprint("dwm: cannot open display\n");
- xfd = ConnectionNumber(dpy);
screen = DefaultScreen(dpy);
root = RootWindow(dpy, screen);
- otherwm = False;
- XSetErrorHandler(xerrorstart);
- /* this causes an error if some other window manager is running */
- XSelectInput(dpy, root, SubstructureRedirectMask);
- XSync(dpy, False);
- if(otherwm)
- eprint("dwm: another window manager is already running\n");
- XSync(dpy, False);
- XSetErrorHandler(NULL);
- xerrorxlib = XSetErrorHandler(xerror);
- XSync(dpy, False);
+ checkotherwm();
setup();
drawbar();
scan();
-
- /* main event loop, also reads status text from stdin */
- XSync(dpy, False);
- readin = True;
- while(running) {
- FD_ZERO(&rd);
- if(readin)
- FD_SET(STDIN_FILENO, &rd);
- FD_SET(xfd, &rd);
- if(select(xfd + 1, &rd, NULL, NULL, NULL) == -1) {
- if(errno == EINTR)
- continue;
- eprint("select failed\n");
- }
- if(FD_ISSET(STDIN_FILENO, &rd)) {
- switch(r = read(STDIN_FILENO, stext, sizeof stext - 1)) {
- case -1:
- strncpy(stext, strerror(errno), sizeof stext - 1);
- stext[sizeof stext - 1] = '\0';
- readin = False;
- break;
- case 0:
- strncpy(stext, "EOF", 4);
- readin = False;
- break;
- default:
- for(stext[r] = '\0', p = stext + strlen(stext) - 1; p >= stext && *p == '\n'; *p-- = '\0');
- for(; p >= stext && *p != '\n'; --p);
- if(p > stext)
- strncpy(stext, p + 1, sizeof stext);
- }
- drawbar();
- }
- while(XPending(dpy)) {
- XNextEvent(dpy, &ev);
- if(handler[ev.type])
- (handler[ev.type])(&ev); /* call handler */
- }
- }
+ run();
cleanup();
+
XCloseDisplay(dpy);
return 0;
}
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