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 "client_list_menu.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 #define SEPARATOR -1
  42 #define ADD_DESKTOP -2
  43 #define REMOVE_DESKTOP -3
  44
  45 static gboolean desk_menu_update(ObMenuFrame *frame, gpointer data)
  46 {
  47     ObMenu *menu = frame->menu;
  48     DesktopData *d = data;
  49     GList *it;
  50     gboolean empty = TRUE;
  51     gboolean onlyiconic = TRUE;
  52
  53     menu_clear_entries(menu);
  54
  55     for (it = focus_order; it; it = g_list_next(it)) {
  56         ObClient *c = it->data;
  57         if (client_normal(c) && (!c->skip_taskbar || c->iconic) &&
  58             (c->desktop == d->desktop || c->desktop == DESKTOP_ALL))
  59         {
  60             ObMenuEntry *e;
  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, d->desktop, title, NULL, FALSE);
  67                 g_free(title);
  68             } else {
  69                 onlyiconic = FALSE;
  70                 e = menu_add_normal(menu, d->desktop, c->title, NULL, FALSE);
  71             }
  72
  73             if (config_menu_client_list_icons) {
  74                 e->data.normal.icon = client_icon(c);
  75                 RrImageRef(e->data.normal.icon);
  76                 e->data.normal.icon_alpha = c->iconic ? OB_ICONIC_ALPHA : 0xff;
  77             }
  78
  79             e->data.normal.data = c;
  80         }
  81     }
  82
  83     if (empty || onlyiconic) {
  84         ObMenuEntry *e;
  85
  86         /* no entries or only iconified windows, so add a
  87          * way to go to this desktop without uniconifying a window */
  88         if (!empty)
  89             menu_add_separator(menu, SEPARATOR, NULL);
  90
  91         e = menu_add_normal(menu, d->desktop, _("Go there..."), NULL, TRUE);
  92         if (d->desktop == screen_desktop)
  93             e->data.normal.enabled = FALSE;
  94     }
  95
  96     return TRUE; /* always show */
  97 }
  98
  99 static void desk_menu_execute(ObMenuEntry *self, ObMenuFrame *f,
 100                               ObClient *c, guint state, gpointer data)
 101 {
 102     ObClient *t = self->data.normal.data;
 103     if (t) { /* it's set to NULL if its destroyed */
 104         client_activate(t, FALSE, TRUE, TRUE, TRUE);
 105         /* if the window is omnipresent then we need to go to its
 106            desktop */
 107         if (t->desktop == DESKTOP_ALL)
 108             screen_set_desktop(self->id, FALSE);
 109     }
 110     else
 111         screen_set_desktop(self->id, TRUE);
 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 gboolean self_update(ObMenuFrame *frame, gpointer data)
 124 {
 125     ObMenu *menu = frame->menu;
 126     guint i;
 127
 128     menu_clear_entries(menu);
 129
 130     while (desktop_menus) {
 131         menu_free(desktop_menus->data);
 132         desktop_menus = g_slist_delete_link(desktop_menus, desktop_menus);
 133     }
 134
 135     for (i = 0; i < screen_num_desktops; ++i) {
 136         ObMenu *submenu;
 137         gchar *name = g_strdup_printf("%s-%u", MENU_NAME, i);
 138         DesktopData *ddata = g_new(DesktopData, 1);
 139
 140         ddata->desktop = i;
 141         submenu = menu_new(name, screen_desktop_names[i], FALSE, ddata);
 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     }
 152
 153     if (config_menu_manage_desktops) {
 154         menu_add_separator(menu, SEPARATOR, NULL);
 155         menu_add_normal(menu, ADD_DESKTOP, _("_Add new desktop"), NULL, TRUE);
 156         menu_add_normal(menu, REMOVE_DESKTOP, _("_Remove last desktop"),
 157                         NULL, TRUE);
 158     }
 159
 160     return TRUE; /* always show */
 161 }
 162
 163 static void self_execute(ObMenuEntry *self, ObMenuFrame *f,
 164                          ObClient *c, guint state, gpointer data)
 165 {
 166     if (self->id == ADD_DESKTOP) {
 167         screen_add_desktop(FALSE);
 168         menu_frame_hide_all();
 169     }
 170     else if (self->id == REMOVE_DESKTOP) {
 171         screen_remove_desktop(FALSE);
 172         menu_frame_hide_all();
 173     }
 174 }
 175
 176 static void client_dest(ObClient *client, gpointer data)
 177 {
 178     /* This concise function removes all references to a closed
 179      * client in the client_list_menu, so we don't have to check
 180      * in client.c */
 181     GSList *it;
 182     for (it = desktop_menus; it; it = g_slist_next(it)) {
 183         ObMenu *mit = it->data;
 184         GList *eit;
 185         for (eit = mit->entries; eit; eit = g_list_next(eit)) {
 186             ObMenuEntry *meit = eit->data;
 187             if (meit->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 188                 meit->data.normal.data == client)
 189             {
 190                     meit->data.normal.data = NULL;
 191             }
 192         }
 193     }
 194 }
 195
 196 void client_list_menu_startup(gboolean reconfig)
 197 {
 198     ObMenu *menu;
 199
 200     if (!reconfig)
 201         client_add_destroy_notify(client_dest, NULL);
 202
 203     menu = menu_new(MENU_NAME, _("Desktops"), TRUE, NULL);
 204     menu_set_update_func(menu, self_update);
 205     menu_set_execute_func(menu, self_execute);
 206 }
 207
 208 void client_list_menu_shutdown(gboolean reconfig)
 209 {
 210     if (!reconfig)
 211         client_remove_destroy_notify(client_dest);
 212 }