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