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[dana/obconf.git] / src / desktops.c
1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
2
3    desktops.c for ObConf, the configuration tool for Openbox
4    Copyright (c) 2003-2007   Dana Jansens
5    Copyright (c) 2003        Tim Riley
6
7    This program is free software; you can redistribute it and/or modify
8    it under the terms of the GNU General Public License as published by
9    the Free Software Foundation; either version 2 of the License, or
10    (at your option) any later version.
11
12    This program is distributed in the hope that it will be useful,
13    but WITHOUT ANY WARRANTY; without even the implied warranty of
14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15    GNU General Public License for more details.
16
17    See the COPYING file for a copy of the GNU General Public License.
18 */
19
20 #include "main.h"
21 #include "tree.h"
22 #include "gettext.h"
23
24 #include <gdk/gdkx.h>
25
26 static gboolean mapping = FALSE;
27
28 static GtkListStore *desktop_store;
29 static int num_desktops;
30 static GList *desktop_names;
31
32 static void reset_desktop_names();
33 static void desktops_set_names();
34 static void desktops_set_number();
35 static void on_desktop_names_cell_edited(GtkCellRendererText *cell,
36                                          const gchar *path_string,
37                                          const gchar *new_text,
38                                          gpointer data);
39
40 void desktops_setup_tab()
41 {
42     GtkWidget *w;
43     GtkCellRenderer *render;
44     GtkTreeViewColumn *column;
45
46     mapping = TRUE;
47
48     w = get_widget("desktop_num");
49     num_desktops = tree_get_int("desktops/number", 4);
50     gtk_spin_button_set_value(GTK_SPIN_BUTTON(w), num_desktops);
51
52     w = get_widget("desktop_names");
53     desktop_store = gtk_list_store_new(2, G_TYPE_STRING, G_TYPE_BOOLEAN);
54     gtk_tree_view_set_model(GTK_TREE_VIEW(w), GTK_TREE_MODEL(desktop_store));
55     g_object_unref (desktop_store);
56
57     gtk_tree_selection_set_mode(gtk_tree_view_get_selection(GTK_TREE_VIEW(w)),
58                                 GTK_SELECTION_SINGLE);
59
60     render = gtk_cell_renderer_text_new();
61     g_signal_connect(render, "edited",
62                      G_CALLBACK (on_desktop_names_cell_edited),
63                      NULL);
64
65     column = gtk_tree_view_column_new_with_attributes
66         ("Name", render, "text", 0, "editable", 1, NULL);
67     gtk_tree_view_append_column(GTK_TREE_VIEW(w), column);
68
69     reset_desktop_names();
70
71     mapping = FALSE;
72 }
73
74 void on_desktop_num_value_changed(GtkSpinButton *w, gpointer data)
75 {
76     if (mapping) return;
77
78     num_desktops = gtk_spin_button_get_value(w);
79
80     desktops_set_number();
81
82     reset_desktop_names();
83 }
84
85 static void on_desktop_names_cell_edited(GtkCellRendererText *cell,
86                                          const gchar *path_string,
87                                          const gchar *new_text,
88                                          gpointer data)
89 {
90     GtkTreePath *path;
91     GtkTreeIter it;
92     gchar *old_text;
93     GList *lit;
94     gint i;
95
96     if (mapping) return;
97
98     path = gtk_tree_path_new_from_string (path_string);
99     gtk_tree_model_get_iter(GTK_TREE_MODEL(desktop_store), &it, path);
100
101     gtk_tree_model_get(GTK_TREE_MODEL(desktop_store), &it, 0, &old_text, -1);
102     g_free(old_text);
103
104     i = gtk_tree_path_get_indices(path)[0];
105     lit = g_list_nth(desktop_names, i);
106
107     g_free(lit->data);
108     lit->data = g_strdup(new_text);
109     if (new_text[0]) /* not empty */
110         gtk_list_store_set(desktop_store, &it, 0, lit->data, -1);
111     else
112         gtk_list_store_set(desktop_store, &it, 0, _("(Unnamed desktop)"), -1);
113
114     desktops_set_names();
115 }
116
117 static void reset_desktop_names()
118 {
119     GtkTreeIter it;
120     xmlNodePtr n;
121     gint i;
122     GList *lit;
123
124     gtk_list_store_clear(desktop_store);
125
126     for (lit = desktop_names; lit; lit = g_list_next(lit))
127         g_free(lit->data);
128     g_list_free(desktop_names);
129     desktop_names = NULL;
130
131     i = 0;
132     n = tree_get_node("desktops/names", NULL)->children;
133     while (n) {
134         gchar *name;
135
136         if (!xmlStrcmp(n->name, (const xmlChar*)"name")) {
137             name = parse_string(doc, n);
138
139             desktop_names = g_list_append(desktop_names, name);
140
141             gtk_list_store_append(desktop_store, &it);
142             gtk_list_store_set(desktop_store, &it,
143                                0, (name[0] ? name : _("(Unnamed desktop)")),
144                                1, TRUE,
145                                -1);
146             ++i;
147         }
148
149         n = n->next;
150     }
151
152     while (i < num_desktops) {
153         gchar *name = g_strdup("");
154
155         desktop_names = g_list_append(desktop_names, name);
156
157         gtk_list_store_append(desktop_store, &it);
158         gtk_list_store_set(desktop_store, &it,
159                            0, _("(Unnamed desktop)"),
160                            1, TRUE,
161                            -1);
162         ++i;
163     }
164 }
165
166 static void desktops_set_names()
167 {
168     gchar **s;
169     GList *lit;
170     xmlNodePtr n, c;
171     gint num = 0, last = -1;
172
173     n = tree_get_node("desktops/names", NULL);
174     while ((c = n->children)) {
175         xmlUnlinkNode(c);
176         xmlFreeNode(c);
177     }
178
179     for (lit = desktop_names; lit; lit = g_list_next(lit)) {
180         if (((gchar*)lit->data)[0]) /* not empty */
181             last = num;
182         ++num;
183     }
184
185     num = 0;
186     for (lit = desktop_names; lit && num <= last; lit = g_list_next(lit)) {
187         xmlNewTextChild(n, NULL, "name", lit->data);
188         ++num;
189     }
190     tree_apply();
191
192     /* make openbox re-set the property */
193     XDeleteProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
194                     XInternAtom(GDK_DISPLAY(), "_NET_DESKTOP_NAMES", FALSE));
195 }
196
197 static void desktops_set_number()
198 {
199     XEvent ce;
200
201     tree_set_int("desktops/number", num_desktops);
202
203     ce.xclient.type = ClientMessage;
204     ce.xclient.message_type = XInternAtom(GDK_DISPLAY(),
205                                           "_NET_NUMBER_OF_DESKTOPS",
206                                           FALSE);
207     ce.xclient.display = GDK_DISPLAY();
208     ce.xclient.window = GDK_ROOT_WINDOW();
209     ce.xclient.format = 32;
210     ce.xclient.data.l[0] = num_desktops;
211     ce.xclient.data.l[1] = 0;
212     ce.xclient.data.l[2] = 0;
213     ce.xclient.data.l[3] = 0;
214     ce.xclient.data.l[4] = 0;
215     XSendEvent(GDK_DISPLAY(), GDK_ROOT_WINDOW(), FALSE,
216                SubstructureNotifyMask | SubstructureRedirectMask,
217                &ce);
218 }