Dogcows Code - chaz/openbox/blob - openbox/client_list_menu.c

   1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
   2
   3    client_list_menu.c for the Openbox window manager
   4    Copyright (c) 2006        Mikael Magnusson
   5    Copyright (c) 2003        Ben Jansens
   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 "openbox.h"
  21 #include "menu.h"
  22 #include "menuframe.h"
  23 #include "action.h"
  24 #include "screen.h"
  25 #include "client.h"
  26 #include "focus.h"
  27 #include "config.h"
  28 #include "gettext.h"
  29
  30 #include <glib.h>
  31
  32 #define MENU_NAME "client-list-menu"
  33
  34 static GSList *desktop_menus;
  35
  36 typedef struct
  37 {
  38     guint desktop;
  39 } DesktopData;
  40
  41 static void desk_menu_update(ObMenuFrame *frame, gpointer data)
  42 {
  43     ObMenu *menu = frame->menu;
  44     DesktopData *d = data;
  45     GList *it;
  46     gint i;
  47     gboolean icons = FALSE;
  48     gboolean empty = TRUE;
  49
  50     menu_clear_entries(menu);
  51
  52     for (it = focus_order[d->desktop], i = 0; it; it = g_list_next(it), ++i) {
  53         ObClient *c = it->data;
  54         if (client_normal(c) && (!c->skip_taskbar || c->iconic)) {
  55             GSList *acts = NULL;
  56             ObAction* act;
  57             ObMenuEntry *e;
  58             const ObClientIcon *icon;
  59
  60             empty = FALSE;
  61
  62             if (!icons && c->iconic) {
  63                 icons = TRUE;
  64                 menu_add_separator(menu, -1);
  65             }
  66
  67             act = action_from_string("Activate",
  68                                      OB_USER_ACTION_MENU_SELECTION);
  69             act->data.activate.any.c = c;
  70             acts = g_slist_append(acts, act);
  71             act = action_from_string("Desktop",
  72                                      OB_USER_ACTION_MENU_SELECTION);
  73             act->data.desktop.desk = d->desktop;
  74             acts = g_slist_append(acts, act);
  75             e = menu_add_normal(menu, i,
  76                                 (c->iconic ? c->icon_title : c->title), acts);
  77
  78             if (config_menu_client_list_icons
  79                 && (icon = client_icon(c, 32, 32))) {
  80                 e->data.normal.icon_width = icon->width;
  81                 e->data.normal.icon_height = icon->height;
  82                 e->data.normal.icon_data = icon->data;
  83             }
  84         }
  85     }
  86
  87     if (empty) {
  88         /* no entries */
  89
  90         GSList *acts = NULL;
  91         ObAction* act;
  92         ObMenuEntry *e;
  93
  94         act = action_from_string("Desktop", OB_USER_ACTION_MENU_SELECTION);
  95         act->data.desktop.desk = d->desktop;
  96         acts = g_slist_append(acts, act);
  97         e = menu_add_normal(menu, 0, _("Go there..."), acts);
  98         if (d->desktop == screen_desktop)
  99             e->data.normal.enabled = FALSE;
 100     }
 101 }
 102
 103 /* executes it using the client in the actions, since we set that
 104    when we make the actions! */
 105 static void desk_menu_execute(ObMenuEntry *self, guint state, gpointer data)
 106 {
 107     ObAction *a;
 108
 109     if (self->data.normal.actions) {
 110         a = self->data.normal.actions->data;
 111         action_run(self->data.normal.actions, a->data.any.c, state);
 112     }
 113 }
 114
 115 static void desk_menu_destroy(ObMenu *menu, gpointer data)
 116 {
 117     DesktopData *d = data;
 118
 119     g_free(d);
 120
 121     desktop_menus = g_slist_remove(desktop_menus, menu);
 122 }
 123
 124 static void self_update(ObMenuFrame *frame, gpointer data)
 125 {
 126     ObMenu *menu = frame->menu;
 127     guint i;
 128     GSList *it, *next;
 129
 130     it = desktop_menus;
 131     for (i = 0; i < screen_num_desktops; ++i) {
 132         if (!it) {
 133             ObMenu *submenu;
 134             gchar *name = g_strdup_printf("%s-%u", MENU_NAME, i);
 135             DesktopData *data = g_new(DesktopData, 1);
 136
 137             data->desktop = i;
 138             submenu = menu_new(name, screen_desktop_names[i], data);
 139             menu_set_update_func(submenu, desk_menu_update);
 140             menu_set_execute_func(submenu, desk_menu_execute);
 141             menu_set_destroy_func(submenu, desk_menu_destroy);
 142
 143             menu_add_submenu(menu, i, name);
 144
 145             g_free(name);
 146
 147             desktop_menus = g_slist_append(desktop_menus, submenu);
 148         } else
 149             it = g_slist_next(it);
 150     }
 151     for (; it; it = next, ++i) {
 152         next = g_slist_next(it);
 153         menu_free(it->data);
 154         desktop_menus = g_slist_delete_link(desktop_menus, it);
 155         menu_entry_remove(menu_find_entry_id(menu, i));
 156     }
 157 }
 158
 159 static void client_dest(ObClient *client, gpointer data)
 160 {
 161     /* This concise function removes all references to a closed
 162      * client in the client_list_menu, so we don't have to check
 163      * in client.c */
 164     GSList *it;
 165     for (it = desktop_menus; it; it = g_slist_next(it)) {
 166         ObMenu *mit = it->data;
 167         GList *eit;
 168         for (eit = mit->entries; eit; eit = g_list_next(eit)) {
 169             ObMenuEntry *meit = eit->data;
 170             if (meit->type == OB_MENU_ENTRY_TYPE_NORMAL) {
 171                 ObAction *a = meit->data.normal.actions->data;
 172                 ObClient *c = a->data.any.c;
 173                 if (c == client)
 174                     a->data.any.c = NULL;
 175             }
 176         }
 177     }
 178 }
 179
 180 void client_list_menu_startup(gboolean reconfig)
 181 {
 182     ObMenu *menu;
 183
 184     if (!reconfig)
 185         client_add_destructor(client_dest, NULL);
 186
 187     menu = menu_new(MENU_NAME, _("Desktops"), NULL);
 188     menu_set_update_func(menu, self_update);
 189 }
 190
 191 void client_list_menu_shutdown(gboolean reconfig)
 192 {
 193     if (!reconfig)
 194         client_remove_destructor(client_dest);
 195 }