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             const ObClientIcon *icon;
  62
  63             empty = FALSE;
  64
  65             if (c->iconic) {
  66                 gchar *title = g_strdup_printf("(%s)", c->icon_title);
  67                 e = menu_add_normal(menu, d->desktop, title, NULL, FALSE);
  68                 g_free(title);
  69             } else {
  70                 onlyiconic = FALSE;
  71                 e = menu_add_normal(menu, d->desktop, c->title, NULL, FALSE);
  72             }
  73
  74             if (config_menu_client_list_icons
  75                 && (icon = client_icon(c, 32, 32))) {
  76                 e->data.normal.icon_width = icon->width;
  77                 e->data.normal.icon_height = icon->height;
  78                 e->data.normal.icon_data = icon->data;
  79                 e->data.normal.icon_alpha = c->iconic ? OB_ICONIC_ALPHA : 0xff;
  80             }
  81
  82             e->data.normal.data = c;
  83         }
  84     }
  85
  86     if (empty || onlyiconic) {
  87         ObMenuEntry *e;
  88
  89         /* no entries or only iconified windows, so add a
  90          * way to go to this desktop without uniconifying a window */
  91         if (!empty)
  92             menu_add_separator(menu, SEPARATOR, NULL);
  93
  94         e = menu_add_normal(menu, d->desktop, _("Go there..."), NULL, TRUE);
  95         if (d->desktop == screen_desktop)
  96             e->data.normal.enabled = FALSE;
  97     }
  98
  99     return TRUE; /* always show */
 100 }
 101
 102 static void desk_menu_execute(ObMenuEntry *self, ObMenuFrame *f,
 103                               ObClient *c, guint state, gpointer data)
 104 {
 105     ObClient *t = self->data.normal.data;
 106     if (t) { /* it's set to NULL if its destroyed */
 107         client_activate(t, FALSE, TRUE, TRUE, TRUE);
 108         /* if the window is omnipresent then we need to go to its
 109            desktop */
 110         if (t->desktop == DESKTOP_ALL)
 111             screen_set_desktop(self->id, FALSE);
 112     }
 113     else
 114         screen_set_desktop(self->id, TRUE);
 115 }
 116
 117 static void desk_menu_destroy(ObMenu *menu, gpointer data)
 118 {
 119     DesktopData *d = data;
 120
 121     g_free(d);
 122
 123     desktop_menus = g_slist_remove(desktop_menus, menu);
 124 }
 125
 126 static gboolean self_update(ObMenuFrame *frame, gpointer data)
 127 {
 128     ObMenu *menu = frame->menu;
 129     guint i;
 130
 131     menu_clear_entries(menu);
 132
 133     while (desktop_menus) {
 134         menu_free(desktop_menus->data);
 135         desktop_menus = g_slist_delete_link(desktop_menus, desktop_menus);
 136     }
 137
 138     for (i = 0; i < screen_num_desktops; ++i) {
 139         ObMenu *submenu;
 140         gchar *name = g_strdup_printf("%s-%u", MENU_NAME, i);
 141         DesktopData *ddata = g_new(DesktopData, 1);
 142
 143         ddata->desktop = i;
 144         submenu = menu_new(name, screen_desktop_names[i], FALSE, ddata);
 145         menu_set_update_func(submenu, desk_menu_update);
 146         menu_set_execute_func(submenu, desk_menu_execute);
 147         menu_set_destroy_func(submenu, desk_menu_destroy);
 148
 149         menu_add_submenu(menu, i, name);
 150
 151         g_free(name);
 152
 153         desktop_menus = g_slist_append(desktop_menus, submenu);
 154     }
 155
 156     if (config_menu_manage_desktops) {
 157         menu_add_separator(menu, SEPARATOR, NULL);
 158         menu_add_normal(menu, ADD_DESKTOP, _("_Add new desktop"), NULL, TRUE);
 159         menu_add_normal(menu, REMOVE_DESKTOP, _("_Remove last desktop"),
 160                         NULL, TRUE);
 161     }
 162
 163     return TRUE; /* always show */
 164 }
 165
 166 static void self_execute(ObMenuEntry *self, ObMenuFrame *f,
 167                          ObClient *c, guint state, gpointer data)
 168 {
 169     if (self->id == ADD_DESKTOP) {
 170         screen_add_desktop(FALSE);
 171         menu_frame_hide_all();
 172     }
 173     else if (self->id == REMOVE_DESKTOP) {
 174         screen_remove_desktop(FALSE);
 175         menu_frame_hide_all();
 176     }
 177 }
 178
 179 static void client_dest(ObClient *client, gpointer data)
 180 {
 181     /* This concise function removes all references to a closed
 182      * client in the client_list_menu, so we don't have to check
 183      * in client.c */
 184     GSList *it;
 185     for (it = desktop_menus; it; it = g_slist_next(it)) {
 186         ObMenu *mit = it->data;
 187         GList *eit;
 188         for (eit = mit->entries; eit; eit = g_list_next(eit)) {
 189             ObMenuEntry *meit = eit->data;
 190             if (meit->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 191                 meit->data.normal.data == client)
 192             {
 193                     meit->data.normal.data = NULL;
 194             }
 195         }
 196     }
 197 }
 198
 199 void client_list_menu_startup(gboolean reconfig)
 200 {
 201     ObMenu *menu;
 202
 203     if (!reconfig)
 204         client_add_destroy_notify(client_dest, NULL);
 205
 206     menu = menu_new(MENU_NAME, _("Desktops"), TRUE, NULL);
 207     menu_set_update_func(menu, self_update);
 208     menu_set_execute_func(menu, self_execute);
 209 }
 210
 211 void client_list_menu_shutdown(gboolean reconfig)
 212 {
 213     if (!reconfig)
 214         client_remove_destroy_notify(client_dest);
 215 }