dwm-meillo
view view.c @ 446:a2e587651c79
using a global stack for focus recovery on arrange() - seems to work great
| author | Anselm R. Garbe <arg@10kloc.org> |
|---|---|
| date | Thu, 07 Sep 2006 17:53:40 +0200 |
| parents | 548084f8d92e |
| children | 728c9089b079 |
line source
1 /*
2 * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
3 * See LICENSE file for license details.
4 */
5 #include "dwm.h"
6 #include <stdio.h>
8 /* static */
10 static Client *
11 minclient()
12 {
13 Client *c, *min;
15 if((clients && clients->isfloat) || arrange == dofloat)
16 return clients; /* don't touch floating order */
17 for(min = c = clients; c; c = c->next)
18 if(c->weight < min->weight)
19 min = c;
20 return min;
21 }
23 static void
24 reorder()
25 {
26 Client *c, *newclients, *tail;
28 newclients = tail = NULL;
29 while((c = minclient())) {
30 detach(c);
31 if(tail) {
32 c->prev = tail;
33 tail->next = c;
34 tail = c;
35 }
36 else
37 tail = newclients = c;
38 }
39 clients = newclients;
40 }
42 static Client *
43 nexttiled(Client *c)
44 {
45 for(c = getnext(c); c && c->isfloat; c = getnext(c->next));
46 return c;
47 }
49 /* extern */
51 void (*arrange)(Arg *) = DEFMODE;
53 void
54 detach(Client *c)
55 {
56 if(c->prev)
57 c->prev->next = c->next;
58 if(c->next)
59 c->next->prev = c->prev;
60 if(c == clients)
61 clients = c->next;
62 c->next = c->prev = NULL;
63 }
65 void
66 dofloat(Arg *arg)
67 {
68 Client *c;
70 maximized = False;
72 for(c = clients; c; c = c->next) {
73 if(isvisible(c)) {
74 resize(c, True, TopLeft);
75 }
76 else
77 ban(c);
78 }
79 if(!sel || !isvisible(sel)) {
80 for(sel = stack; sel && !isvisible(sel); sel = sel->snext);
81 focus(sel);
82 }
83 restack();
84 }
86 void
87 dotile(Arg *arg)
88 {
89 int h, i, n, w;
90 Client *c;
92 maximized = False;
94 w = sw - mw;
95 for(n = 0, c = clients; c; c = c->next)
96 if(isvisible(c) && !c->isfloat)
97 n++;
99 if(n > 1)
100 h = (sh - bh) / (n - 1);
101 else
102 h = sh - bh;
104 for(i = 0, c = clients; c; c = c->next) {
105 if(isvisible(c)) {
106 if(c->isfloat) {
107 resize(c, True, TopLeft);
108 continue;
109 }
110 if(n == 1) {
111 c->x = sx;
112 c->y = sy + bh;
113 c->w = sw - 2;
114 c->h = sh - 2 - bh;
115 }
116 else if(i == 0) {
117 c->x = sx;
118 c->y = sy + bh;
119 c->w = mw - 2;
120 c->h = sh - 2 - bh;
121 }
122 else if(h > bh) {
123 c->x = sx + mw;
124 c->y = sy + (i - 1) * h + bh;
125 c->w = w - 2;
126 if(i + 1 == n)
127 c->h = sh - c->y - 2;
128 else
129 c->h = h - 2;
130 }
131 else { /* fallback if h < bh */
132 c->x = sx + mw;
133 c->y = sy + bh;
134 c->w = w - 2;
135 c->h = sh - 2 - bh;
136 }
137 resize(c, False, TopLeft);
138 i++;
139 }
140 else
141 ban(c);
142 }
143 if(!sel || !isvisible(sel)) {
144 for(sel = stack; sel && !isvisible(sel); sel = sel->snext);
145 focus(sel);
146 }
147 restack();
148 }
150 void
151 focusnext(Arg *arg)
152 {
153 Client *c;
155 if(!sel)
156 return;
158 if(!(c = getnext(sel->next)))
159 c = getnext(clients);
160 if(c) {
161 focus(c);
162 restack();
163 }
164 }
166 void
167 focusprev(Arg *arg)
168 {
169 Client *c;
171 if(!sel)
172 return;
174 if(!(c = getprev(sel->prev))) {
175 for(c = clients; c && c->next; c = c->next);
176 c = getprev(c);
177 }
178 if(c) {
179 focus(c);
180 restack();
181 }
182 }
184 Bool
185 isvisible(Client *c)
186 {
187 unsigned int i;
189 for(i = 0; i < ntags; i++)
190 if(c->tags[i] && seltag[i])
191 return True;
192 return False;
193 }
195 void
196 resizecol(Arg *arg)
197 {
198 unsigned int n;
199 Client *c;
201 for(n = 0, c = clients; c; c = c->next)
202 if(isvisible(c) && !c->isfloat)
203 n++;
204 if(!sel || sel->isfloat || n < 2 || (arrange != dotile) || maximized)
205 return;
207 if(sel == getnext(clients)) {
208 if(mw + arg->i > sw - 100 || mw + arg->i < 100)
209 return;
210 mw += arg->i;
211 }
212 else {
213 if(mw - arg->i > sw - 100 || mw - arg->i < 100)
214 return;
215 mw -= arg->i;
216 }
217 arrange(NULL);
218 }
220 void
221 restack()
222 {
223 Client *c;
224 XEvent ev;
226 if(!sel) {
227 drawstatus();
228 return;
229 }
230 if(sel->isfloat || arrange == dofloat) {
231 XRaiseWindow(dpy, sel->win);
232 XRaiseWindow(dpy, sel->twin);
233 }
234 if(arrange != dofloat)
235 for(c = nexttiled(clients); c; c = nexttiled(c->next)) {
236 XLowerWindow(dpy, c->twin);
237 XLowerWindow(dpy, c->win);
238 }
239 drawall();
240 XSync(dpy, False);
241 while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
242 }
244 void
245 togglemode(Arg *arg)
246 {
247 arrange = (arrange == dofloat) ? dotile : dofloat;
248 if(sel)
249 arrange(NULL);
250 else
251 drawstatus();
252 }
254 void
255 toggleview(Arg *arg)
256 {
257 unsigned int i;
259 seltag[arg->i] = !seltag[arg->i];
260 for(i = 0; i < ntags && !seltag[i]; i++);
261 if(i == ntags)
262 seltag[arg->i] = True; /* cannot toggle last view */
263 reorder();
264 arrange(NULL);
265 }
267 void
268 view(Arg *arg)
269 {
270 unsigned int i;
272 for(i = 0; i < ntags; i++)
273 seltag[i] = False;
274 seltag[arg->i] = True;
275 reorder();
276 arrange(NULL);
277 }
279 void
280 viewall(Arg *arg)
281 {
282 unsigned int i;
284 for(i = 0; i < ntags; i++)
285 seltag[i] = True;
286 reorder();
287 arrange(NULL);
288 }
290 void
291 zoom(Arg *arg)
292 {
293 unsigned int n;
294 Client *c;
296 for(n = 0, c = clients; c; c = c->next)
297 if(isvisible(c) && !c->isfloat)
298 n++;
299 if(!sel || sel->isfloat || n < 2 || (arrange != dotile) || maximized)
300 return;
302 if((c = sel) == nexttiled(clients))
303 if(!(c = nexttiled(c->next)))
304 return;
305 detach(c);
306 if(clients)
307 clients->prev = c;
308 c->next = clients;
309 clients = c;
310 focus(c);
311 arrange(NULL);
312 }