]> Dogcows Code - chaz/openbox/blob - openbox/focus.c
add focus options to the new rc file
[chaz/openbox] / openbox / focus.c
1 #include "event.h"
2 #include "openbox.h"
3 #include "client.h"
4 #include "frame.h"
5 #include "screen.h"
6 #include "prop.h"
7 #include "dispatch.h"
8 #include "focus.h"
9 #include "parse.h"
10
11 #include <X11/Xlib.h>
12 #include <glib.h>
13
14 Client *focus_client = NULL;
15 GList **focus_order = NULL; /* these lists are created when screen_startup
16 sets the number of desktops */
17
18 Window focus_backup = None;
19 gboolean focus_new = TRUE;
20 gboolean focus_follow = TRUE;
21
22 static void parse_assign(char *name, ParseToken *value)
23 {
24 if (!g_ascii_strcasecmp(name, "focusnew")) {
25 if (value->type != TOKEN_BOOL)
26 yyerror("invalid value");
27 else {
28 focus_new = value->data.bool;
29 }
30 } else if (!g_ascii_strcasecmp(name, "followmouse")) {
31 if (value->type != TOKEN_BOOL)
32 yyerror("invalid value");
33 else {
34 focus_follow = value->data.bool;
35 }
36 } else
37 yyerror("invalid option");
38 parse_free_token(value);
39 }
40
41 void focus_startup()
42 {
43 /* create the window which gets focus when no clients get it. Have to
44 make it override-redirect so we don't try manage it, since it is
45 mapped. */
46 XSetWindowAttributes attrib;
47
48 focus_client = NULL;
49 focus_new = TRUE;
50 focus_follow = TRUE;
51
52 attrib.override_redirect = TRUE;
53 focus_backup = XCreateWindow(ob_display, ob_root,
54 -100, -100, 1, 1, 0,
55 CopyFromParent, InputOutput, CopyFromParent,
56 CWOverrideRedirect, &attrib);
57 XMapRaised(ob_display, focus_backup);
58
59 /* start with nothing focused */
60 focus_set_client(NULL);
61
62 parse_reg_section("focus", NULL, parse_assign);
63 }
64
65 void focus_shutdown()
66 {
67 guint i;
68
69 for (i = 0; i < screen_num_desktops; ++i)
70 g_list_free(focus_order[i]);
71 g_free(focus_order);
72 focus_order = NULL;
73
74 XDestroyWindow(ob_display, focus_backup);
75
76 /* reset focus to root */
77 XSetInputFocus(ob_display, PointerRoot, RevertToPointerRoot,
78 event_lasttime);
79 }
80
81 void focus_set_client(Client *client)
82 {
83 Window active;
84 Client *old;
85 guint desktop;
86
87 /* uninstall the old colormap, and install the new one */
88 screen_install_colormap(focus_client, FALSE);
89 screen_install_colormap(client, TRUE);
90
91 if (client == NULL) {
92 /* when nothing will be focused, send focus to the backup target */
93 XSetInputFocus(ob_display, focus_backup, RevertToPointerRoot,
94 event_lasttime);
95 XSync(ob_display, FALSE);
96 }
97
98 old = focus_client;
99 focus_client = client;
100
101 /* move to the top of the list */
102 if (client != NULL) {
103 desktop = client->desktop;
104 if (desktop == DESKTOP_ALL) desktop = screen_desktop;
105 focus_order[desktop] = g_list_remove(focus_order[desktop], client);
106 focus_order[desktop] = g_list_prepend(focus_order[desktop], client);
107 }
108
109 /* set the NET_ACTIVE_WINDOW hint */
110 active = client ? client->window : None;
111 PROP_SET32(ob_root, net_active_window, window, active);
112
113 if (focus_client != NULL)
114 dispatch_client(Event_Client_Focus, focus_client, 0, 0);
115 if (old != NULL)
116 dispatch_client(Event_Client_Unfocus, old, 0, 0);
117 }
118
119 static gboolean focus_under_pointer()
120 {
121 Window w;
122 int i, x, y;
123 guint u;
124 GList *it;
125
126 if (XQueryPointer(ob_display, ob_root, &w, &w, &x, &y, &i, &i, &u)) {
127 for (it = stacking_list; it != NULL; it = it->next) {
128 Client *c = it->data;
129 if (c->desktop == screen_desktop &&
130 RECT_CONTAINS(c->frame->area, x, y))
131 break;
132 }
133 if (it != NULL)
134 return client_normal(it->data) && client_focus(it->data);
135 }
136 return FALSE;
137 }
138
139 void focus_fallback(gboolean switching_desks)
140 {
141 GList *it;
142 gboolean under = FALSE;
143 Client *old = NULL;
144
145 old = focus_client;
146
147 /* unfocus any focused clients.. they can be focused by Pointer events
148 and such, and then when I try focus them, I won't get a FocusIn event
149 at all for them.
150 */
151 focus_set_client(NULL);
152
153 if (switching_desks) {
154 /* don't skip any windows when switching desktops */
155 old = NULL;
156 } else {
157 if (focus_follow)
158 under = focus_under_pointer();
159 }
160
161 if (!under) {
162 for (it = focus_order[screen_desktop]; it != NULL; it = it->next)
163 if (it->data != old && client_normal(it->data))
164 if (client_focus(it->data))
165 break;
166 if (it == NULL) /* nothing to focus */
167 focus_set_client(NULL);
168 }
169 }
This page took 0.046114 seconds and 5 git commands to generate.