[hackers] [dwm] split screen.c into layout.c and tag.c (because the view is an implicit mixture of both)

changeset: 790:48e7c3b45250
tag: tip
user: Anselm R. Garbe <arg_AT_suckless.org>
date: Tue Feb 20 10:49:53 2007 +0100
summary: split screen.c into layout.c and tag.c (because the view is an implicit mixture of both)

diff -r 3edec0a35000 -r 48e7c3b45250 Makefile
--- a/Makefile Mon Feb 19 21:17:54 2007 +0100
+++ b/Makefile Tue Feb 20 10:49:53 2007 +0100
@@ -3,7 +3,7 @@
 
 include config.mk
 
-SRC = client.c event.c main.c screen.c util.c
+SRC = client.c event.c layout.c main.c tag.c util.c
 OBJ = ${SRC:.c=.o}
 
 all: options dwm
diff -r 3edec0a35000 -r 48e7c3b45250 dwm.h
--- a/dwm.h Mon Feb 19 21:17:54 2007 +0100
+++ b/dwm.h Tue Feb 20 10:49:53 2007 +0100
@@ -120,6 +120,15 @@ extern void zoom(Arg *arg); /* zooms t
 /* event.c */
 extern void grabkeys(void); /* grab all keys defined in config.h */
 
+/* layout.c */
+extern void incnmaster(Arg *arg); /* increments nmaster with arg's index value */
+extern void initlayouts(void); /* initialize layout array */
+extern void resizemaster(Arg *arg); /* resizes the master percent with arg's index value */
+extern void restack(void); /* restores z layers of all clients */
+extern void setlayout(Arg *arg); /* sets layout, -1 toggles */
+extern void toggleversatile(Arg *arg); /* toggles focusesd client between versatile/and non-versatile state */
+extern void versatile(void); /* arranges all windows versatile */
+
 /* main.c */
 extern void drawstatus(void); /* draw the bar */
 extern unsigned int textw(const char *text); /* return the width of text in px*/
@@ -127,20 +136,13 @@ extern void sendevent(Window w, Atom a,
 extern void sendevent(Window w, Atom a, long value); /* send synthetic event to w */
 extern int xerror(Display *dsply, XErrorEvent *ee); /* dwm's X error handler */
 
-/* screen.c */
+/* tag.c */
 extern void compileregs(void); /* initialize regexps of rules defined in config.h */
-extern void incnmaster(Arg *arg); /* increments nmaster with arg's index value */
-extern void initlayouts(void); /* initialize layout array */
 extern Bool isvisible(Client *c); /* returns True if client is visible */
-extern void resizemaster(Arg *arg); /* resizes the master percent with arg's index value */
-extern void restack(void); /* restores z layers of all clients */
-extern void setlayout(Arg *arg); /* sets layout, -1 toggles */
 extern void settags(Client *c, Client *trans); /* sets tags of c */
 extern void tag(Arg *arg); /* tags c with arg's index */
-extern void toggleversatile(Arg *arg); /* toggles focusesd client between versatile/and non-versatile state */
 extern void toggletag(Arg *arg); /* toggles c tags with arg's index */
 extern void toggleview(Arg *arg); /* toggles the tag with arg's index (in)visible */
-extern void versatile(void); /* arranges all windows versatile */
 extern void view(Arg *arg); /* views the tag with arg's index */
 
 /* util.c */
diff -r 3edec0a35000 -r 48e7c3b45250 layout.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/layout.c Tue Feb 20 10:49:53 2007 +0100
@@ -0,0 +1,185 @@
+/* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com>
+ * See LICENSE file for license details.
+ */
+#include "dwm.h"
+
+unsigned int master = MASTER;
+unsigned int nmaster = NMASTER;
+unsigned int blw = 0;
+Layout *lt = NULL;
+
+/* static */
+
+static unsigned int nlayouts = 0;
+
+static void
+tile(void) {
+ unsigned int i, n, nx, ny, nw, nh, mw, mh, tw, th;
+ Client *c;
+
+ for(n = 0, c = nexttiled(clients); c; c = nexttiled(c->next))
+ n++;
+ /* window geoms */
+ mh = (n > nmaster) ? wah / nmaster : wah / (n > 0 ? n : 1);
+ mw = (n > nmaster) ? (waw * master) / 1000 : waw;
+ th = (n > nmaster) ? wah / (n - nmaster) : 0;
+ tw = waw - mw;
+
+ for(i = 0, c = clients; c; c = c->next)
+ if(isvisible(c)) {
+ if(c->isbanned)
+ XMoveWindow(dpy, c->win, c->x, c->y);
+ c->isbanned = False;
+ if(c->isversatile)
+ continue;
+ c->ismax = False;
+ nx = wax;
+ ny = way;
+ if(i < nmaster) {
+ ny += i * mh;
+ nw = mw - 2 * BORDERPX;
+ nh = mh - 2 * BORDERPX;
+ }
+ else { /* tile window */
+ nx += mw;
+ nw = tw - 2 * BORDERPX;
+ if(th > 2 * BORDERPX) {
+ ny += (i - nmaster) * th;
+ nh = th - 2 * BORDERPX;
+ }
+ else /* fallback if th <= 2 * BORDERPX */
+ nh = wah - 2 * BORDERPX;
+ }
+ resize(c, nx, ny, nw, nh, False);
+ i++;
+ }
+ else {
+ c->isbanned = True;
+ XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
+ }
+ if(!sel || !isvisible(sel)) {
+ for(c = stack; c && !isvisible(c); c = c->snext);
+ focus(c);
+ }
+ restack();
+}
+
+LAYOUTS
+
+/* extern */
+
+void
+incnmaster(Arg *arg) {
+ if((lt->arrange != tile) || (nmaster + arg->i < 1)
+ || (wah / (nmaster + arg->i) <= 2 * BORDERPX))
+ return;
+ nmaster += arg->i;
+ if(sel)
+ lt->arrange();
+ else
+ drawstatus();
+}
+
+void
+initlayouts(void) {
+ unsigned int i, w;
+
+ lt = &layout[0];
+ nlayouts = sizeof layout / sizeof layout[0];
+ for(blw = i = 0; i < nlayouts; i++) {
+ w = textw(layout[i].symbol);
+ if(w > blw)
+ blw = w;
+ }
+}
+
+void
+resizemaster(Arg *arg) {
+ if(lt->arrange != tile)
+ return;
+ if(arg->i == 0)
+ master = MASTER;
+ else {
+ if(waw * (master + arg->i) / 1000 >= waw - 2 * BORDERPX
+ || waw * (master + arg->i) / 1000 <= 2 * BORDERPX)
+ return;
+ master += arg->i;
+ }
+ lt->arrange();
+}
+
+void
+restack(void) {
+ Client *c;
+ XEvent ev;
+
+ drawstatus();
+ if(!sel)
+ return;
+ if(sel->isversatile || lt->arrange == versatile)
+ XRaiseWindow(dpy, sel->win);
+ if(lt->arrange != versatile) {
+ if(!sel->isversatile)
+ XLowerWindow(dpy, sel->win);
+ for(c = nexttiled(clients); c; c = nexttiled(c->next)) {
+ if(c == sel)
+ continue;
+ XLowerWindow(dpy, c->win);
+ }
+ }
+ XSync(dpy, False);
+ while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
+}
+
+void
+setlayout(Arg *arg) {
+ unsigned int i;
+
+ if(arg->i == -1) {
+ for(i = 0; i < nlayouts && lt != &layout[i]; i++);
+ if(i == nlayouts - 1)
+ lt = &layout[0];
+ else
+ lt = &layout[++i];
+ }
+ else {
+ if(arg->i < 0 || arg->i >= nlayouts)
+ return;
+ lt = &layout[arg->i];
+ }
+ if(sel)
+ lt->arrange();
+ else
+ drawstatus();
+}
+
+void
+toggleversatile(Arg *arg) {
+ if(!sel || lt->arrange == versatile)
+ return;
+ sel->isversatile = !sel->isversatile;
+ lt->arrange();
+}
+
+void
+versatile(void) {
+ Client *c;
+
+ for(c = clients; c; c = c->next) {
+ if(isvisible(c)) {
+ if(c->isbanned)
+ XMoveWindow(dpy, c->win, c->x, c->y);
+ c->isbanned = False;
+ resize(c, c->x, c->y, c->w, c->h, True);
+ }
+ else {
+ c->isbanned = True;
+ XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
+ }
+ }
+ if(!sel || !isvisible(sel)) {
+ for(c = stack; c && !isvisible(c); c = c->snext);
+ focus(c);
+ }
+ restack();
+}
diff -r 3edec0a35000 -r 48e7c3b45250 screen.c
--- a/screen.c Mon Feb 19 21:17:54 2007 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,328 +0,0 @@
-/* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com>
- * See LICENSE file for license details.
- */
-#include "dwm.h"
-#include <regex.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/types.h>
-#include <X11/Xutil.h>
-
-unsigned int master = MASTER;
-unsigned int nmaster = NMASTER;
-unsigned int blw = 0;
-Layout *lt = NULL;
-
-/* static */
-
-typedef struct {
- const char *prop;
- const char *tags;
- Bool isversatile;
-} Rule;
-
-typedef struct {
- regex_t *propregex;
- regex_t *tagregex;
-} Regs;
-
-TAGS
-RULES
-
-static Regs *regs = NULL;
-static unsigned int nrules = 0;
-static unsigned int nlayouts = 0;
-
-static void
-tile(void) {
- unsigned int i, n, nx, ny, nw, nh, mw, mh, tw, th;
- Client *c;
-
- for(n = 0, c = nexttiled(clients); c; c = nexttiled(c->next))
- n++;
- /* window geoms */
- mh = (n > nmaster) ? wah / nmaster : wah / (n > 0 ? n : 1);
- mw = (n > nmaster) ? (waw * master) / 1000 : waw;
- th = (n > nmaster) ? wah / (n - nmaster) : 0;
- tw = waw - mw;
-
- for(i = 0, c = clients; c; c = c->next)
- if(isvisible(c)) {
- if(c->isbanned)
- XMoveWindow(dpy, c->win, c->x, c->y);
- c->isbanned = False;
- if(c->isversatile)
- continue;
- c->ismax = False;
- nx = wax;
- ny = way;
- if(i < nmaster) {
- ny += i * mh;
- nw = mw - 2 * BORDERPX;
- nh = mh - 2 * BORDERPX;
- }
- else { /* tile window */
- nx += mw;
- nw = tw - 2 * BORDERPX;
- if(th > 2 * BORDERPX) {
- ny += (i - nmaster) * th;
- nh = th - 2 * BORDERPX;
- }
- else /* fallback if th <= 2 * BORDERPX */
- nh = wah - 2 * BORDERPX;
- }
- resize(c, nx, ny, nw, nh, False);
- i++;
- }
- else {
- c->isbanned = True;
- XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
- }
- if(!sel || !isvisible(sel)) {
- for(c = stack; c && !isvisible(c); c = c->snext);
- focus(c);
- }
- restack();
-}
-
-LAYOUTS
-
-/* extern */
-
-void
-compileregs(void) {
- unsigned int i;
- regex_t *reg;
-
- if(regs)
- return;
- nrules = sizeof rule / sizeof rule[0];
- regs = emallocz(nrules * sizeof(Regs));
- for(i = 0; i < nrules; i++) {
- if(rule[i].prop) {
- reg = emallocz(sizeof(regex_t));
- if(regcomp(reg, rule[i].prop, REG_EXTENDED))
- free(reg);
- else
- regs[i].propregex = reg;
- }
- if(rule[i].tags) {
- reg = emallocz(sizeof(regex_t));
- if(regcomp(reg, rule[i].tags, REG_EXTENDED))
- free(reg);
- else
- regs[i].tagregex = reg;
- }
- }
-}
-
-void
-incnmaster(Arg *arg) {
- if((lt->arrange != tile) || (nmaster + arg->i < 1)
- || (wah / (nmaster + arg->i) <= 2 * BORDERPX))
- return;
- nmaster += arg->i;
- if(sel)
- lt->arrange();
- else
- drawstatus();
-}
-
-void
-initlayouts(void) {
- unsigned int i, w;
-
- lt = &layout[0];
- nlayouts = sizeof layout / sizeof layout[0];
- for(blw = i = 0; i < nlayouts; i++) {
- w = textw(layout[i].symbol);
- if(w > blw)
- blw = w;
- }
-}
-
-Bool
-isvisible(Client *c) {
- unsigned int i;
-
- for(i = 0; i < ntags; i++)
- if(c->tags[i] && seltag[i])
- return True;
- return False;
-}
-
-void
-resizemaster(Arg *arg) {
- if(lt->arrange != tile)
- return;
- if(arg->i == 0)
- master = MASTER;
- else {
- if(waw * (master + arg->i) / 1000 >= waw - 2 * BORDERPX
- || waw * (master + arg->i) / 1000 <= 2 * BORDERPX)
- return;
- master += arg->i;
- }
- lt->arrange();
-}
-
-void
-restack(void) {
- Client *c;
- XEvent ev;
-
- drawstatus();
- if(!sel)
- return;
- if(sel->isversatile || lt->arrange == versatile)
- XRaiseWindow(dpy, sel->win);
- if(lt->arrange != versatile) {
- if(!sel->isversatile)
- XLowerWindow(dpy, sel->win);
- for(c = nexttiled(clients); c; c = nexttiled(c->next)) {
- if(c == sel)
- continue;
- XLowerWindow(dpy, c->win);
- }
- }
- XSync(dpy, False);
- while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
-}
-
-void
-setlayout(Arg *arg) {
- unsigned int i;
-
- if(arg->i == -1) {
- for(i = 0; i < nlayouts && lt != &layout[i]; i++);
- if(i == nlayouts - 1)
- lt = &layout[0];
- else
- lt = &layout[++i];
- }
- else {
- if(arg->i < 0 || arg->i >= nlayouts)
- return;
- lt = &layout[arg->i];
- }
- if(sel)
- lt->arrange();
- else
- drawstatus();
-}
-
-void
-settags(Client *c, Client *trans) {
- char prop[512];
- unsigned int i, j;
- regmatch_t tmp;
- Bool matched = trans != NULL;
- XClassHint ch = { 0 };
-
- if(matched)
- for(i = 0; i < ntags; i++)
- c->tags[i] = trans->tags[i];
- else {
- XGetClassHint(dpy, c->win, &ch);
- snprintf(prop, sizeof prop, "%s:%s:%s",
- ch.res_class ? ch.res_class : "",
- ch.res_name ? ch.res_name : "", c->name);
- for(i = 0; i < nrules; i++)
- if(regs[i].propregex && !regexec(regs[i].propregex, prop, 1, &tmp, 0)) {
- c->isversatile = rule[i].isversatile;
- for(j = 0; regs[i].tagregex && j < ntags; j++) {
- if(!regexec(regs[i].tagregex, tags[j], 1, &tmp, 0)) {
- matched = True;
- c->tags[j] = True;
- }
- }
- }
- if(ch.res_class)
- XFree(ch.res_class);
- if(ch.res_name)
- XFree(ch.res_name);
- }
- if(!matched)
- for(i = 0; i < ntags; i++)
- c->tags[i] = seltag[i];
-}
-
-void
-tag(Arg *arg) {
- unsigned int i;
-
- if(!sel)
- return;
- for(i = 0; i < ntags; i++)
- sel->tags[i] = (arg->i == -1) ? True : False;
- if(arg->i >= 0 && arg->i < ntags)
- sel->tags[arg->i] = True;
- lt->arrange();
-}
-
-void
-toggletag(Arg *arg) {
- unsigned int i;
-
- if(!sel)
- return;
- sel->tags[arg->i] = !sel->tags[arg->i];
- for(i = 0; i < ntags && !sel->tags[i]; i++);
- if(i == ntags)
- sel->tags[arg->i] = True;
- lt->arrange();
-}
-
-void
-toggleversatile(Arg *arg) {
- if(!sel || lt->arrange == versatile)
- return;
- sel->isversatile = !sel->isversatile;
- lt->arrange();
-}
-
-void
-toggleview(Arg *arg) {
- unsigned int i;
-
- seltag[arg->i] = !seltag[arg->i];
- for(i = 0; i < ntags && !seltag[i]; i++);
- if(i == ntags)
- seltag[arg->i] = True; /* cannot toggle last view */
- lt->arrange();
-}
-
-void
-versatile(void) {
- Client *c;
-
- for(c = clients; c; c = c->next) {
- if(isvisible(c)) {
- if(c->isbanned)
- XMoveWindow(dpy, c->win, c->x, c->y);
- c->isbanned = False;
- resize(c, c->x, c->y, c->w, c->h, True);
- }
- else {
- c->isbanned = True;
- XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
- }
- }
- if(!sel || !isvisible(sel)) {
- for(c = stack; c && !isvisible(c); c = c->snext);
- focus(c);
- }
- restack();
-}
-
-void
-view(Arg *arg) {
- unsigned int i;
-
- for(i = 0; i < ntags; i++)
- seltag[i] = (arg->i == -1) ? True : False;
- if(arg->i >= 0 && arg->i < ntags)
- seltag[arg->i] = True;
- lt->arrange();
-}
diff -r 3edec0a35000 -r 48e7c3b45250 tag.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/tag.c Tue Feb 20 10:49:53 2007 +0100
@@ -0,0 +1,149 @@
+/* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com>
+ * See LICENSE file for license details.
+ */
+#include "dwm.h"
+#include <regex.h>
+#include <stdio.h>
+#include <X11/Xutil.h>
+
+/* static */
+
+typedef struct {
+ const char *prop;
+ const char *tags;
+ Bool isversatile;
+} Rule;
+
+typedef struct {
+ regex_t *propregex;
+ regex_t *tagregex;
+} Regs;
+
+TAGS
+RULES
+
+static Regs *regs = NULL;
+static unsigned int nrules = 0;
+
+/* extern */
+
+void
+compileregs(void) {
+ unsigned int i;
+ regex_t *reg;
+
+ if(regs)
+ return;
+ nrules = sizeof rule / sizeof rule[0];
+ regs = emallocz(nrules * sizeof(Regs));
+ for(i = 0; i < nrules; i++) {
+ if(rule[i].prop) {
+ reg = emallocz(sizeof(regex_t));
+ if(regcomp(reg, rule[i].prop, REG_EXTENDED))
+ free(reg);
+ else
+ regs[i].propregex = reg;
+ }
+ if(rule[i].tags) {
+ reg = emallocz(sizeof(regex_t));
+ if(regcomp(reg, rule[i].tags, REG_EXTENDED))
+ free(reg);
+ else
+ regs[i].tagregex = reg;
+ }
+ }
+}
+
+Bool
+isvisible(Client *c) {
+ unsigned int i;
+
+ for(i = 0; i < ntags; i++)
+ if(c->tags[i] && seltag[i])
+ return True;
+ return False;
+}
+
+void
+settags(Client *c, Client *trans) {
+ char prop[512];
+ unsigned int i, j;
+ regmatch_t tmp;
+ Bool matched = trans != NULL;
+ XClassHint ch = { 0 };
+
+ if(matched)
+ for(i = 0; i < ntags; i++)
+ c->tags[i] = trans->tags[i];
+ else {
+ XGetClassHint(dpy, c->win, &ch);
+ snprintf(prop, sizeof prop, "%s:%s:%s",
+ ch.res_class ? ch.res_class : "",
+ ch.res_name ? ch.res_name : "", c->name);
+ for(i = 0; i < nrules; i++)
+ if(regs[i].propregex && !regexec(regs[i].propregex, prop, 1, &tmp, 0)) {
+ c->isversatile = rule[i].isversatile;
+ for(j = 0; regs[i].tagregex && j < ntags; j++) {
+ if(!regexec(regs[i].tagregex, tags[j], 1, &tmp, 0)) {
+ matched = True;
+ c->tags[j] = True;
+ }
+ }
+ }
+ if(ch.res_class)
+ XFree(ch.res_class);
+ if(ch.res_name)
+ XFree(ch.res_name);
+ }
+ if(!matched)
+ for(i = 0; i < ntags; i++)
+ c->tags[i] = seltag[i];
+}
+
+void
+tag(Arg *arg) {
+ unsigned int i;
+
+ if(!sel)
+ return;
+ for(i = 0; i < ntags; i++)
+ sel->tags[i] = (arg->i == -1) ? True : False;
+ if(arg->i >= 0 && arg->i < ntags)
+ sel->tags[arg->i] = True;
+ lt->arrange();
+}
+
+void
+toggletag(Arg *arg) {
+ unsigned int i;
+
+ if(!sel)
+ return;
+ sel->tags[arg->i] = !sel->tags[arg->i];
+ for(i = 0; i < ntags && !sel->tags[i]; i++);
+ if(i == ntags)
+ sel->tags[arg->i] = True;
+ lt->arrange();
+}
+
+void
+toggleview(Arg *arg) {
+ unsigned int i;
+
+ seltag[arg->i] = !seltag[arg->i];
+ for(i = 0; i < ntags && !seltag[i]; i++);
+ if(i == ntags)
+ seltag[arg->i] = True; /* cannot toggle last view */
+ lt->arrange();
+}
+
+void
+view(Arg *arg) {
+ unsigned int i;
+
+ for(i = 0; i < ntags; i++)
+ seltag[i] = (arg->i == -1) ? True : False;
+ if(arg->i >= 0 && arg->i < ntags)
+ seltag[arg->i] = True;
+ lt->arrange();
+}
Received on Tue Feb 20 2007 - 10:53:27 UTC