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 "screen.h"
  24 #include "client.h"
  25 #include "focus.h"
  26 #include "config.h"
  27 #include "gettext.h"
  28
  29 #include <glib.h>
  30
  31 #define MENU_NAME "client-list-menu"
  32
  33 static GSList *desktop_menus;
  34
  35 typedef struct
  36 {
  37     guint desktop;
  38 } DesktopData;
  39
  40 #define CLIENT -1
  41 #define ADD_DESKTOP -2
  42 #define REMOVE_DESKTOP -3
  43
  44 static gboolean desk_menu_update(ObMenuFrame *frame, gpointer data)
  45 {
  46     ObMenu *menu = frame->menu;
  47     DesktopData *d = data;
  48     GList *it;
  49     gboolean empty = TRUE;
  50     gboolean onlyiconic = TRUE;
  51
  52     menu_clear_entries(menu);
  53
  54     for (it = focus_order; it; it = g_list_next(it)) {
  55         ObClient *c = it->data;
  56         if (client_normal(c) && (!c->skip_taskbar || c->iconic) &&
  57             (c->desktop == d->desktop || c->desktop == DESKTOP_ALL))
  58         {
  59             ObMenuEntry *e;
  60             const ObClientIcon *icon;
  61
  62             empty = FALSE;
  63
  64             if (c->iconic) {
  65                 gchar *title = g_strdup_printf("(%s)", c->icon_title);
  66                 e = menu_add_normal(menu, CLIENT, title, NULL, FALSE);
  67                 g_free(title);
  68             } else {
  69                 onlyiconic = FALSE;
  70                 e = menu_add_normal(menu, CLIENT, c->title, NULL, FALSE);
  71             }
  72
  73             if (config_menu_client_list_icons
  74                 && (icon = client_icon(c, 32, 32))) {
  75                 e->data.normal.icon_width = icon->width;
  76                 e->data.normal.icon_height = icon->height;
  77                 e->data.normal.icon_data = icon->data;
  78                 e->data.normal.icon_alpha = c->iconic ? OB_ICONIC_ALPHA : 0xff;
  79             }
  80
  81             e->data.normal.data = c;
  82         }
  83     }
  84
  85     if (empty || onlyiconic) {
  86         ObMenuEntry *e;
  87
  88         /* no entries or only iconified windows, so add a
  89          * way to go to this desktop without uniconifying a window */
  90         if (!empty)
  91             menu_add_separator(menu, CLIENT, NULL);
  92
  93         e = menu_add_normal(menu, d->desktop, _("Go there..."), NULL, TRUE);
  94         if (d->desktop == screen_desktop)
  95             e->data.normal.enabled = FALSE;
  96     }
  97
  98     return TRUE; /* always show */
  99 }
 100
 101 static void desk_menu_execute(ObMenuEntry *self, ObMenuFrame *f,
 102                               ObClient *c, guint state, gpointer data)
 103 {
 104     if (self->id == CLIENT) {
 105         if (self->data.normal.data) /* it's set to NULL if its destroyed */
 106             client_activate(self->data.normal.data, FALSE, TRUE, TRUE, TRUE);
 107     }
 108     else
 109         screen_set_desktop(self->id, TRUE);
 110 }
 111
 112 static void desk_menu_destroy(ObMenu *menu, gpointer data)
 113 {
 114     DesktopData *d = data;
 115
 116     g_free(d);
 117
 118     desktop_menus = g_slist_remove(desktop_menus, menu);
 119 }
 120
 121 static gboolean self_update(ObMenuFrame *frame, gpointer data)
 122 {
 123     ObMenu *menu = frame->menu;
 124     guint i;
 125
 126     menu_clear_entries(menu);
 127
 128     while (desktop_menus) {
 129         menu_free(desktop_menus->data);
 130         desktop_menus = g_slist_delete_link(desktop_menus, desktop_menus);
 131     }
 132
 133     for (i = 0; i < screen_num_desktops; ++i) {
 134         ObMenu *submenu;
 135         gchar *name = g_strdup_printf("%s-%u", MENU_NAME, i);
 136         DesktopData *data = g_new(DesktopData, 1);
 137
 138         data->desktop = i;
 139         submenu = menu_new(name, screen_desktop_names[i], FALSE, data);
 140         menu_set_update_func(submenu, desk_menu_update);
 141         menu_set_execute_func(submenu, desk_menu_execute);
 142         menu_set_destroy_func(submenu, desk_menu_destroy);
 143
 144         menu_add_submenu(menu, i, name);
 145
 146         g_free(name);
 147
 148         desktop_menus = g_slist_append(desktop_menus, submenu);
 149     }
 150
 151     menu_add_separator(menu, CLIENT, NULL);
 152     menu_add_normal(menu, ADD_DESKTOP, _("&Add new desktop"), NULL, TRUE);
 153     menu_add_normal(menu, REMOVE_DESKTOP, _("&Remove last desktop"),
 154                     NULL, TRUE);
 155
 156     return TRUE; /* always show */
 157 }
 158
 159 static void self_execute(ObMenuEntry *self, ObMenuFrame *f,
 160                          ObClient *c, guint state, gpointer data)
 161 {
 162     if (self->id == ADD_DESKTOP) {
 163         screen_add_desktop(FALSE);
 164         menu_frame_hide_all();
 165     }
 166     else if (self->id == REMOVE_DESKTOP) {
 167         screen_remove_desktop(FALSE);
 168         menu_frame_hide_all();
 169     }
 170 }
 171
 172 static void client_dest(ObClient *client, gpointer data)
 173 {
 174     /* This concise function removes all references to a closed
 175      * client in the client_list_menu, so we don't have to check
 176      * in client.c */
 177     GSList *it;
 178     for (it = desktop_menus; it; it = g_slist_next(it)) {
 179         ObMenu *mit = it->data;
 180         GList *eit;
 181         for (eit = mit->entries; eit; eit = g_list_next(eit)) {
 182             ObMenuEntry *meit = eit->data;
 183             if (meit->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 184                 meit->data.normal.data == client)
 185             {
 186                     meit->data.normal.data = NULL;
 187             }
 188         }
 189     }
 190 }
 191
 192 void client_list_menu_startup(gboolean reconfig)
 193 {
 194     ObMenu *menu;
 195
 196     if (!reconfig)
 197         client_add_destroy_notify(client_dest, NULL);
 198
 199     menu = menu_new(MENU_NAME, _("Desktops"), TRUE, NULL);
 200     menu_set_update_func(menu, self_update);
 201     menu_set_execute_func(menu, self_execute);
 202 }
 203
 204 void client_list_menu_shutdown(gboolean reconfig)
 205 {
 206     if (!reconfig)
 207         client_remove_destroy_notify(client_dest);
 208 }