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) 2003-2007   Dana 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, 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             (c->desktop == d->desktop || c->desktop == DESKTOP_ALL))
  56         {
  57             GSList *acts = NULL;
  58             ObAction* act;
  59             ObMenuEntry *e;
  60             const ObClientIcon *icon;
  61
  62             empty = FALSE;
  63
  64             if (!icons && c->iconic) {
  65                 icons = TRUE;
  66                 menu_add_separator(menu, -1, NULL);
  67             }
  68
  69             act = action_from_string("Activate",
  70                                      OB_USER_ACTION_MENU_SELECTION);
  71             act->data.activate.any.c = c;
  72             acts = g_slist_append(acts, act);
  73             act = action_from_string("Desktop",
  74                                      OB_USER_ACTION_MENU_SELECTION);
  75             act->data.desktop.desk = d->desktop;
  76             acts = g_slist_append(acts, act);
  77             e = menu_add_normal(menu, i,
  78                                 (c->iconic ? c->icon_title : c->title), acts);
  79
  80             if (config_menu_client_list_icons
  81                 && (icon = client_icon(c, 32, 32))) {
  82                 e->data.normal.icon_width = icon->width;
  83                 e->data.normal.icon_height = icon->height;
  84                 e->data.normal.icon_data = icon->data;
  85             }
  86         }
  87     }
  88
  89     if (empty) {
  90         /* no entries */
  91
  92         GSList *acts = NULL;
  93         ObAction* act;
  94         ObMenuEntry *e;
  95
  96         act = action_from_string("Desktop", OB_USER_ACTION_MENU_SELECTION);
  97         act->data.desktop.desk = d->desktop;
  98         acts = g_slist_append(acts, act);
  99         e = menu_add_normal(menu, 0, _("Go there..."), acts);
 100         if (d->desktop == screen_desktop)
 101             e->data.normal.enabled = FALSE;
 102     }
 103 }
 104
 105 /* executes it using the client in the actions, since we set that
 106    when we make the actions! */
 107 static void desk_menu_execute(ObMenuEntry *self, guint state, gpointer data,
 108                               Time time)
 109 {
 110     ObAction *a;
 111
 112     if (self->data.normal.actions) {
 113         a = self->data.normal.actions->data;
 114         action_run(self->data.normal.actions, a->data.any.c, state, time);
 115     }
 116 }
 117
 118 static void desk_menu_destroy(ObMenu *menu, gpointer data)
 119 {
 120     DesktopData *d = data;
 121
 122     g_free(d);
 123
 124     desktop_menus = g_slist_remove(desktop_menus, menu);
 125 }
 126
 127 static void self_update(ObMenuFrame *frame, gpointer data)
 128 {
 129     ObMenu *menu = frame->menu;
 130     guint i;
 131     GSList *it, *next;
 132
 133     it = desktop_menus;
 134     for (i = 0; i < screen_num_desktops; ++i) {
 135         if (!it) {
 136             ObMenu *submenu;
 137             gchar *name = g_strdup_printf("%s-%u", MENU_NAME, i);
 138             DesktopData *data = g_new(DesktopData, 1);
 139
 140             data->desktop = i;
 141             submenu = menu_new(name, screen_desktop_names[i], data);
 142             menu_set_update_func(submenu, desk_menu_update);
 143             menu_set_execute_func(submenu, desk_menu_execute);
 144             menu_set_destroy_func(submenu, desk_menu_destroy);
 145
 146             menu_add_submenu(menu, i, name);
 147
 148             g_free(name);
 149
 150             desktop_menus = g_slist_append(desktop_menus, submenu);
 151         } else
 152             it = g_slist_next(it);
 153     }
 154     for (; it; it = next, ++i) {
 155         next = g_slist_next(it);
 156         menu_free(it->data);
 157         desktop_menus = g_slist_delete_link(desktop_menus, it);
 158         menu_entry_remove(menu_find_entry_id(menu, i));
 159     }
 160 }
 161
 162 static void client_dest(ObClient *client, gpointer data)
 163 {
 164     /* This concise function removes all references to a closed
 165      * client in the client_list_menu, so we don't have to check
 166      * in client.c */
 167     GSList *it;
 168     for (it = desktop_menus; it; it = g_slist_next(it)) {
 169         ObMenu *mit = it->data;
 170         GList *eit;
 171         for (eit = mit->entries; eit; eit = g_list_next(eit)) {
 172             ObMenuEntry *meit = eit->data;
 173             if (meit->type == OB_MENU_ENTRY_TYPE_NORMAL) {
 174                 ObAction *a = meit->data.normal.actions->data;
 175                 ObClient *c = a->data.any.c;
 176                 if (c == client)
 177                     a->data.any.c = NULL;
 178             }
 179         }
 180     }
 181 }
 182
 183 void client_list_menu_startup(gboolean reconfig)
 184 {
 185     ObMenu *menu;
 186
 187     if (!reconfig)
 188         client_add_destructor(client_dest, NULL);
 189
 190     menu = menu_new(MENU_NAME, _("Desktops"), NULL);
 191     menu_set_update_func(menu, self_update);
 192 }
 193
 194 void client_list_menu_shutdown(gboolean reconfig)
 195 {
 196     if (!reconfig)
 197         client_remove_destructor(client_dest);
 198 }