dwm-meillo

view client.c @ 10:703255003abb

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changed how manage client works
author Anselm R. Garbe <garbeam@wmii.de>
date Tue, 11 Jul 2006 13:02:22 +0200
parents d567f430a81d
children 5cc5e55a132d
line source
1 /*
2 * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
3 * See LICENSE file for license details.
4 */
5
6 #include <stdlib.h>
7 #include <string.h>
8 #include <X11/Xatom.h>
9
10 #include "util.h"
11 #include "wm.h"
12
13 static void
14 update_client_name(Client *c)
15 {
16 XTextProperty name;
17 int n;
18 char **list = NULL;
19
20 name.nitems = 0;
21 c->name[0] = 0;
22 XGetTextProperty(dpy, c->win, &name, net_atom[NetWMName]);
23 if(!name.nitems)
24 XGetWMName(dpy, c->win, &name);
25 if(!name.nitems)
26 return;
27 if(name.encoding == XA_STRING)
28 strncpy(c->name, (char *)name.value, sizeof(c->name));
29 else {
30 if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success
31 && n > 0 && *list)
32 {
33 strncpy(c->name, *list, sizeof(c->name));
34 XFreeStringList(list);
35 }
36 }
37 XFree(name.value);
38 }
39
40 void
41 manage(Window w, XWindowAttributes *wa)
42 {
43 Client *c, **l;
44 XSetWindowAttributes twa;
45 long msize;
46
47 c = emallocz(sizeof(Client));
48 c->win = w;
49 c->r[RFloat].x = wa->x;
50 c->r[RFloat].y = wa->y;
51 c->r[RFloat].width = wa->width;
52 c->r[RFloat].height = wa->height;
53 c->border = wa->border_width;
54 XSetWindowBorderWidth(dpy, c->win, 0);
55 XGetTransientForHint(dpy, c->win, &c->trans);
56 if(!XGetWMNormalHints(dpy, c->win, &c->size, &msize) || !c->size.flags)
57 c->size.flags = PSize;
58 c->fixedsize =
59 (c->size.flags & PMinSize && c->size.flags & PMaxSize
60 && c->size.min_width == c->size.max_width
61 && c->size.min_height == c->size.max_height);
62 update_client_name(c);
63 twa.override_redirect = 1;
64 twa.background_pixmap = ParentRelative;
65 twa.event_mask = ExposureMask;
66
67 c->title = XCreateWindow(dpy, root, c->r[RFloat].x, c->r[RFloat].y,
68 c->r[RFloat].width, barrect.height, 0,
69 DefaultDepth(dpy, screen), CopyFromParent,
70 DefaultVisual(dpy, screen),
71 CWOverrideRedirect | CWBackPixmap | CWEventMask, &twa);
72
73 for(l=&clients; *l; l=&(*l)->next);
74 c->next = *l; /* *l == nil */
75 *l = c;
76 XMapRaised(dpy, c->win);
77 XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);
78 XFlush(dpy);
79 }
80
81 static int
82 dummy_error_handler(Display *dpy, XErrorEvent *error)
83 {
84 return 0;
85 }
86
87 void
88 unmanage(Client *c)
89 {
90 Client **l;
91
92 XGrabServer(dpy);
93 XSetErrorHandler(dummy_error_handler);
94
95 XUnmapWindow(dpy, c->win);
96 XDestroyWindow(dpy, c->title);
97
98 for(l=&clients; *l && *l != c; l=&(*l)->next);
99 eassert(*l == c);
100 *l = c->next;
101 free(c);
102
103 XFlush(dpy);
104 XSetErrorHandler(error_handler);
105 XUngrabServer(dpy);
106 /*flush_masked_events(EnterWindowMask); ? */
107 }
108
109
110 Client *
111 getclient(Window w)
112 {
113 Client *c;
114 for(c = clients; c; c = c->next)
115 if(c->win == w)
116 return c;
117 return NULL;
118 }