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annotate client.c @ 690:399f08187c27

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removed drawclient and drawall (they performed useless operations/consumed useless cpu cycles)
author Anselm R. Garbe <arg@suckless.org>
date Mon, 15 Jan 2007 12:04:25 +0100
parents a76799907854
children a2d568a5cdb8
rev   line source
arg@644 1 /* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com>
garbeam@5 2 * See LICENSE file for license details.
garbeam@5 3 */
garbeam@76 4 #include "dwm.h"
garbeam@10 5 #include <stdlib.h>
garbeam@5 6 #include <string.h>
garbeam@5 7 #include <X11/Xatom.h>
garbeam@32 8 #include <X11/Xutil.h>
garbeam@5 9
garbeam@76 10 /* static functions */
garbeam@50 11
garbeam@26 12 static void
arg@461 13 detachstack(Client *c) {
arg@446 14 Client **tc;
arg@446 15 for(tc=&stack; *tc && *tc != c; tc=&(*tc)->snext);
arg@446 16 *tc = c->snext;
arg@446 17 }
arg@446 18
arg@446 19 static void
arg@461 20 grabbuttons(Client *c, Bool focused) {
arg@372 21 XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
arg@372 22
arg@452 23 if(focused) {
arg@372 24 XGrabButton(dpy, Button1, MODKEY, c->win, False, BUTTONMASK,
arg@372 25 GrabModeAsync, GrabModeSync, None, None);
arg@372 26 XGrabButton(dpy, Button1, MODKEY | LockMask, c->win, False, BUTTONMASK,
arg@372 27 GrabModeAsync, GrabModeSync, None, None);
arg@372 28 XGrabButton(dpy, Button1, MODKEY | numlockmask, c->win, False, BUTTONMASK,
arg@372 29 GrabModeAsync, GrabModeSync, None, None);
arg@372 30 XGrabButton(dpy, Button1, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
arg@372 31 GrabModeAsync, GrabModeSync, None, None);
arg@372 32
arg@372 33 XGrabButton(dpy, Button2, MODKEY, c->win, False, BUTTONMASK,
arg@372 34 GrabModeAsync, GrabModeSync, None, None);
arg@372 35 XGrabButton(dpy, Button2, MODKEY | LockMask, c->win, False, BUTTONMASK,
arg@372 36 GrabModeAsync, GrabModeSync, None, None);
arg@372 37 XGrabButton(dpy, Button2, MODKEY | numlockmask, c->win, False, BUTTONMASK,
arg@372 38 GrabModeAsync, GrabModeSync, None, None);
arg@372 39 XGrabButton(dpy, Button2, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
arg@372 40 GrabModeAsync, GrabModeSync, None, None);
arg@372 41
arg@372 42 XGrabButton(dpy, Button3, MODKEY, c->win, False, BUTTONMASK,
arg@372 43 GrabModeAsync, GrabModeSync, None, None);
arg@372 44 XGrabButton(dpy, Button3, MODKEY | LockMask, c->win, False, BUTTONMASK,
arg@372 45 GrabModeAsync, GrabModeSync, None, None);
arg@372 46 XGrabButton(dpy, Button3, MODKEY | numlockmask, c->win, False, BUTTONMASK,
arg@372 47 GrabModeAsync, GrabModeSync, None, None);
arg@372 48 XGrabButton(dpy, Button3, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK,
arg@372 49 GrabModeAsync, GrabModeSync, None, None);
arg@372 50 }
arg@372 51 else
arg@372 52 XGrabButton(dpy, AnyButton, AnyModifier, c->win, False, BUTTONMASK,
arg@372 53 GrabModeAsync, GrabModeSync, None, None);
arg@318 54 }
arg@318 55
garbeam@76 56 static int
arg@461 57 xerrordummy(Display *dsply, XErrorEvent *ee) {
garbeam@76 58 return 0;
garbeam@5 59 }
garbeam@5 60
garbeam@76 61 /* extern functions */
garbeam@20 62
garbeam@20 63 void
arg@491 64 configure(Client *c) {
arg@491 65 XEvent synev;
arg@491 66
arg@491 67 synev.type = ConfigureNotify;
arg@491 68 synev.xconfigure.display = dpy;
arg@491 69 synev.xconfigure.event = c->win;
arg@491 70 synev.xconfigure.window = c->win;
arg@491 71 synev.xconfigure.x = c->x;
arg@491 72 synev.xconfigure.y = c->y;
arg@491 73 synev.xconfigure.width = c->w;
arg@491 74 synev.xconfigure.height = c->h;
arg@491 75 synev.xconfigure.border_width = c->border;
arg@491 76 synev.xconfigure.above = None;
arg@491 77 XSendEvent(dpy, c->win, True, NoEventMask, &synev);
arg@491 78 }
arg@491 79
arg@491 80 void
arg@461 81 focus(Client *c) {
arg@400 82 Client *old;
arg@286 83
arg@464 84 if(!issel || (c && !isvisible(c)))
arg@239 85 return;
arg@319 86 if(!sel)
arg@319 87 sel = c;
arg@319 88 else if(sel != c) {
arg@400 89 old = sel;
arg@319 90 sel = c;
arg@400 91 if(old) {
arg@400 92 grabbuttons(old, False);
arg@690 93 XSetWindowBorder(dpy, old->win, dc.norm[ColBorder]);
arg@400 94 }
arg@318 95 }
arg@400 96 if(c) {
arg@446 97 detachstack(c);
arg@446 98 c->snext = stack;
arg@446 99 stack = c;
arg@400 100 grabbuttons(c, True);
arg@690 101 XSetWindowBorder(dpy, c->win, dc.sel[ColBorder]);
arg@400 102 XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);
arg@400 103 }
arg@400 104 else
arg@400 105 XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
arg@690 106 drawstatus();
garbeam@13 107 }
garbeam@13 108
garbeam@76 109 Client *
arg@461 110 getclient(Window w) {
garbeam@76 111 Client *c;
arg@123 112
garbeam@76 113 for(c = clients; c; c = c->next)
garbeam@76 114 if(c->win == w)
garbeam@76 115 return c;
garbeam@76 116 return NULL;
garbeam@76 117 }
garbeam@76 118
garbeam@76 119 void
arg@461 120 killclient(Arg *arg) {
garbeam@76 121 if(!sel)
garbeam@76 122 return;
arg@157 123 if(sel->proto & PROTODELWIN)
garbeam@77 124 sendevent(sel->win, wmatom[WMProtocols], wmatom[WMDelete]);
garbeam@76 125 else
garbeam@76 126 XKillClient(dpy, sel->win);
garbeam@76 127 }
garbeam@76 128
garbeam@76 129 void
arg@461 130 manage(Window w, XWindowAttributes *wa) {
arg@431 131 Client *c;
arg@123 132 Window trans;
garbeam@5 133
garbeam@5 134 c = emallocz(sizeof(Client));
arg@178 135 c->tags = emallocz(ntags * sizeof(Bool));
garbeam@5 136 c->win = w;
arg@546 137 c->border = 0;
arg@687 138 c->x = wa->x;
arg@687 139 c->y = wa->y;
arg@687 140 c->w = wa->width;
arg@115 141 c->h = wa->height;
arg@639 142 updatesizehints(c);
arg@502 143 if(c->x + c->w + 2 * BORDERPX > sw)
arg@502 144 c->x = sw - c->w - 2 * BORDERPX;
arg@517 145 if(c->x < sx)
arg@517 146 c->x = sx;
arg@502 147 if(c->y + c->h + 2 * BORDERPX > sh)
arg@517 148 c->y = sh - c->h - 2 * BORDERPX;
arg@163 149 if(c->h != sh && c->y < bh)
arg@314 150 c->y = bh;
garbeam@75 151 c->proto = getproto(c->win);
garbeam@26 152 XSelectInput(dpy, c->win,
arg@127 153 StructureNotifyMask | PropertyChangeMask | EnterWindowMask);
garbeam@53 154 XGetTransientForHint(dpy, c->win, &trans);
arg@372 155 grabbuttons(c, False);
arg@500 156 updatetitle(c);
arg@431 157 settags(c, getclient(trans));
garbeam@80 158 if(!c->isfloat)
arg@549 159 c->isfloat = trans || c->isfixed;
arg@381 160 if(clients)
arg@381 161 clients->prev = c;
arg@381 162 c->next = clients;
arg@446 163 c->snext = stack;
arg@446 164 stack = clients = c;
arg@687 165 XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
arg@270 166 XMapWindow(dpy, c->win);
arg@261 167 if(isvisible(c))
garbeam@51 168 focus(c);
arg@533 169 arrange();
garbeam@94 170 }
garbeam@94 171
garbeam@94 172 void
arg@461 173 resize(Client *c, Bool sizehints, Corner sticky) {
arg@123 174 int bottom = c->y + c->h;
arg@123 175 int right = c->x + c->w;
arg@163 176 XWindowChanges wc;
garbeam@18 177
arg@129 178 if(sizehints) {
garbeam@52 179 if(c->incw)
arg@115 180 c->w -= (c->w - c->basew) % c->incw;
garbeam@52 181 if(c->inch)
arg@115 182 c->h -= (c->h - c->baseh) % c->inch;
arg@129 183 if(c->minw && c->w < c->minw)
arg@129 184 c->w = c->minw;
arg@129 185 if(c->minh && c->h < c->minh)
arg@129 186 c->h = c->minh;
arg@129 187 if(c->maxw && c->w > c->maxw)
arg@129 188 c->w = c->maxw;
arg@129 189 if(c->maxh && c->h > c->maxh)
arg@129 190 c->h = c->maxh;
garbeam@52 191 }
arg@105 192 if(sticky == TopRight || sticky == BotRight)
arg@115 193 c->x = right - c->w;
arg@105 194 if(sticky == BotLeft || sticky == BotRight)
arg@115 195 c->y = bottom - c->h;
arg@465 196 /* offscreen appearance fixes */
arg@517 197 if(c->x + c->w < sx)
arg@517 198 c->x = sx;
arg@465 199 if(c->y + c->h < bh)
arg@465 200 c->y = bh;
arg@465 201 if(c->x > sw)
arg@465 202 c->x = sw - c->w;
arg@465 203 if(c->y > sh)
arg@465 204 c->y = sh - c->h;
arg@163 205 wc.x = c->x;
arg@163 206 wc.y = c->y;
arg@163 207 wc.width = c->w;
arg@163 208 wc.height = c->h;
arg@164 209 if(c->w == sw && c->h == sh)
arg@164 210 wc.border_width = 0;
arg@164 211 else
arg@502 212 wc.border_width = BORDERPX;
arg@452 213 XConfigureWindow(dpy, c->win, CWX | CWY | CWWidth | CWHeight | CWBorderWidth, &wc);
arg@630 214 configure(c);
garbeam@79 215 XSync(dpy, False);
garbeam@18 216 }
garbeam@18 217
garbeam@76 218 void
arg@639 219 updatesizehints(Client *c) {
arg@123 220 long msize;
garbeam@76 221 XSizeHints size;
arg@123 222
garbeam@76 223 if(!XGetWMNormalHints(dpy, c->win, &size, &msize) || !size.flags)
garbeam@76 224 size.flags = PSize;
garbeam@76 225 c->flags = size.flags;
garbeam@76 226 if(c->flags & PBaseSize) {
garbeam@76 227 c->basew = size.base_width;
garbeam@76 228 c->baseh = size.base_height;
garbeam@76 229 }
garbeam@76 230 else
garbeam@76 231 c->basew = c->baseh = 0;
garbeam@76 232 if(c->flags & PResizeInc) {
garbeam@76 233 c->incw = size.width_inc;
garbeam@76 234 c->inch = size.height_inc;
garbeam@76 235 }
garbeam@76 236 else
garbeam@76 237 c->incw = c->inch = 0;
garbeam@76 238 if(c->flags & PMaxSize) {
garbeam@76 239 c->maxw = size.max_width;
garbeam@76 240 c->maxh = size.max_height;
garbeam@76 241 }
garbeam@76 242 else
garbeam@76 243 c->maxw = c->maxh = 0;
garbeam@76 244 if(c->flags & PMinSize) {
garbeam@76 245 c->minw = size.min_width;
garbeam@76 246 c->minh = size.min_height;
garbeam@76 247 }
garbeam@76 248 else
garbeam@76 249 c->minw = c->minh = 0;
arg@550 250 c->isfixed = (c->maxw && c->minw && c->maxh && c->minh &&
arg@550 251 c->maxw == c->minw && c->maxh == c->minh);
garbeam@76 252 }
garbeam@76 253
garbeam@76 254 void
arg@461 255 updatetitle(Client *c) {
arg@123 256 char **list = NULL;
arg@377 257 int n;
garbeam@76 258 XTextProperty name;
garbeam@76 259
garbeam@76 260 name.nitems = 0;
garbeam@76 261 c->name[0] = 0;
garbeam@77 262 XGetTextProperty(dpy, c->win, &name, netatom[NetWMName]);
garbeam@76 263 if(!name.nitems)
garbeam@76 264 XGetWMName(dpy, c->win, &name);
garbeam@76 265 if(!name.nitems)
garbeam@76 266 return;
garbeam@76 267 if(name.encoding == XA_STRING)
arg@581 268 strncpy(c->name, (char *)name.value, sizeof c->name);
garbeam@76 269 else {
garbeam@76 270 if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success
garbeam@76 271 && n > 0 && *list)
garbeam@76 272 {
arg@581 273 strncpy(c->name, *list, sizeof c->name);
garbeam@76 274 XFreeStringList(list);
garbeam@76 275 }
garbeam@76 276 }
garbeam@76 277 XFree(name.value);
garbeam@10 278 }
garbeam@10 279
garbeam@10 280 void
arg@461 281 unmanage(Client *c) {
arg@450 282 Client *nc;
arg@450 283
arg@472 284 /* The server grab construct avoids race conditions. */
garbeam@10 285 XGrabServer(dpy);
garbeam@75 286 XSetErrorHandler(xerrordummy);
arg@400 287 detach(c);
arg@448 288 detachstack(c);
arg@400 289 if(sel == c) {
arg@450 290 for(nc = stack; nc && !isvisible(nc); nc = nc->snext);
arg@450 291 focus(nc);
arg@400 292 }
garbeam@18 293 XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
arg@178 294 free(c->tags);
garbeam@10 295 free(c);
garbeam@79 296 XSync(dpy, False);
garbeam@74 297 XSetErrorHandler(xerror);
garbeam@10 298 XUngrabServer(dpy);
arg@533 299 arrange();
garbeam@10 300 }