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 desktops_read_names();
  33 static void desktops_write_names();
  34 static void desktops_write_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     desktops_read_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_write_number();
  81     desktops_read_names();
  82 }
  83
  84 static void on_desktop_names_cell_edited(GtkCellRendererText *cell,
  85                                          const gchar *path_string,
  86                                          const gchar *new_text,
  87                                          gpointer data)
  88 {
  89     GtkTreePath *path;
  90     GtkTreeIter it;
  91     gchar *old_text;
  92     GList *lit;
  93     gint i;
  94
  95     if (mapping) return;
  96
  97     path = gtk_tree_path_new_from_string (path_string);
  98     gtk_tree_model_get_iter(GTK_TREE_MODEL(desktop_store), &it, path);
  99
 100     gtk_tree_model_get(GTK_TREE_MODEL(desktop_store), &it, 0, &old_text, -1);
 101     g_free(old_text);
 102
 103     i = gtk_tree_path_get_indices(path)[0];
 104     lit = g_list_nth(desktop_names, i);
 105
 106     g_free(lit->data);
 107     lit->data = g_strdup(new_text);
 108     if (new_text[0]) /* not empty */
 109         gtk_list_store_set(desktop_store, &it, 0, lit->data, -1);
 110     else
 111         gtk_list_store_set(desktop_store, &it, 0, _("(Unnamed desktop)"), -1);
 112
 113     desktops_write_names();
 114 }
 115
 116 static void desktops_read_names()
 117 {
 118     GtkTreeIter it;
 119     xmlNodePtr n;
 120     gint i;
 121     GList *lit;
 122
 123     gtk_list_store_clear(desktop_store);
 124
 125     for (lit = desktop_names; lit; lit = g_list_next(lit))
 126         g_free(lit->data);
 127     g_list_free(desktop_names);
 128     desktop_names = NULL;
 129
 130     i = 0;
 131     n = tree_get_node("desktops/names", NULL)->children;
 132     while (n) {
 133         gchar *name;
 134
 135         if (!xmlStrcmp(n->name, (const xmlChar*)"name")) {
 136             name = parse_string(doc, n);
 137
 138             desktop_names = g_list_append(desktop_names, name);
 139
 140             gtk_list_store_append(desktop_store, &it);
 141             gtk_list_store_set(desktop_store, &it,
 142                                0, (name[0] ? name : _("(Unnamed desktop)")),
 143                                1, TRUE,
 144                                -1);
 145             ++i;
 146         }
 147
 148         n = n->next;
 149     }
 150
 151     while (i < num_desktops) {
 152         gchar *name = g_strdup("");
 153
 154         desktop_names = g_list_append(desktop_names, name);
 155
 156         gtk_list_store_append(desktop_store, &it);
 157         gtk_list_store_set(desktop_store, &it,
 158                            0, _("(Unnamed desktop)"),
 159                            1, TRUE,
 160                            -1);
 161         ++i;
 162     }
 163 }
 164
 165 static void desktops_write_names()
 166 {
 167     gchar **s;
 168     GList *lit;
 169     xmlNodePtr n, c;
 170     gint num = 0, last = -1;
 171
 172     n = tree_get_node("desktops/names", NULL);
 173     while ((c = n->children)) {
 174         xmlUnlinkNode(c);
 175         xmlFreeNode(c);
 176     }
 177
 178     for (lit = desktop_names; lit; lit = g_list_next(lit)) {
 179         if (((gchar*)lit->data)[0]) /* not empty */
 180             last = num;
 181         ++num;
 182     }
 183
 184     num = 0;
 185     for (lit = desktop_names; lit && num <= last; lit = g_list_next(lit)) {
 186         xmlNewTextChild(n, NULL, "name", lit->data);
 187         ++num;
 188     }
 189     tree_apply();
 190
 191     /* make openbox re-set the property */
 192     XDeleteProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
 193                     XInternAtom(GDK_DISPLAY(), "_NET_DESKTOP_NAMES", FALSE));
 194 }
 195
 196 static void desktops_write_number()
 197 {
 198     XEvent ce;
 199
 200     tree_set_int("desktops/number", num_desktops);
 201
 202     ce.xclient.type = ClientMessage;
 203     ce.xclient.message_type = XInternAtom(GDK_DISPLAY(),
 204                                           "_NET_NUMBER_OF_DESKTOPS",
 205                                           FALSE);
 206     ce.xclient.display = GDK_DISPLAY();
 207     ce.xclient.window = GDK_ROOT_WINDOW();
 208     ce.xclient.format = 32;
 209     ce.xclient.data.l[0] = num_desktops;
 210     ce.xclient.data.l[1] = 0;
 211     ce.xclient.data.l[2] = 0;
 212     ce.xclient.data.l[3] = 0;
 213     ce.xclient.data.l[4] = 0;
 214     XSendEvent(GDK_DISPLAY(), GDK_ROOT_WINDOW(), FALSE,
 215                SubstructureNotifyMask | SubstructureRedirectMask,
 216                &ce);
 217 }