chiark - git - mdw - disorder/blob - disobedience/menu.c

   1 /*
   2  * This file is part of DisOrder.
   3  * Copyright (C) 2006-2008 Richard Kettlewell
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful, but
  11  * WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  18  * USA
  19  */
  20 /** @file disobedience/menu.c
  21  * @brief Main menu
  22  */
  23
  24 #include "disobedience.h"
  25
  26 static GtkWidget *selectall_widget;
  27 static GtkWidget *selectnone_widget;
  28 static GtkWidget *properties_widget;
  29 static GtkWidget *playlists_widget;
  30 static GtkWidget *playlists_menu;
  31
  32 /** @brief Main menu widgets */
  33 GtkItemFactory *mainmenufactory;
  34
  35 static void about_popup_got_version(void *v,
  36                                     const char *err,
  37                                     const char *value);
  38
  39 /** @brief Called when the quit option is activated
  40  *
  41  * Just exits.
  42  */
  43 static void quit_program(gpointer attribute((unused)) callback_data,
  44                          guint attribute((unused)) callback_action,
  45                          GtkWidget attribute((unused)) *menu_item) {
  46   D(("quit_program"));
  47   exit(0);
  48 }
  49
  50 /** @brief Called when an edit menu item is selected
  51  *
  52  * Shared by several menu items; callback_action is expected to be the offset
  53  * of the activate member of struct tabtype.
  54  */
  55 static void menu_tab_action(gpointer attribute((unused)) callback_data,
  56                             guint callback_action,
  57                             GtkWidget attribute((unused)) *menu_item) {
  58   GtkWidget *tab = gtk_notebook_get_nth_page
  59     (GTK_NOTEBOOK(tabs), gtk_notebook_current_page(GTK_NOTEBOOK(tabs)));
  60   const struct tabtype *t = g_object_get_data(G_OBJECT(tab), "type");
  61
  62   void (**activatep)(GtkMenuItem *, gpointer)
  63     = (void *)((const char *)t + callback_action);
  64   void (*activate)(GtkMenuItem *, gpointer) = *activatep;
  65
  66   if(activate)
  67     activate(NULL, t->extra);
  68 }
  69
  70 /** @brief Called when the login option is activated */
  71 static void login(gpointer attribute((unused)) callback_data,
  72                   guint attribute((unused)) callback_action,
  73                   GtkWidget attribute((unused)) *menu_item) {
  74   login_box();
  75 }
  76
  77 /** @brief Called when the login option is activated */
  78 static void users(gpointer attribute((unused)) callback_data,
  79                   guint attribute((unused)) callback_action,
  80                   GtkWidget attribute((unused)) *menu_item) {
  81   manage_users();
  82 }
  83
  84 #if 0
  85 /** @brief Called when the settings option is activated */
  86 static void settings(gpointer attribute((unused)) callback_data,
  87                      guint attribute((unused)) callback_action,
  88                      GtkWidget attribute((unused)) *menu_item) {
  89   popup_settings();
  90 }
  91 #endif
  92
  93 /** @brief Called when edit menu is shown
  94  *
  95  * Determines option sensitivity according to the current tab and adjusts the
  96  * widgets accordingly.  Knows about @ref DISORDER_CONNECTED so the callbacks
  97  * need not.
  98  */
  99 static void edit_menu_show(GtkWidget attribute((unused)) *widget,
 100                            gpointer attribute((unused)) user_data) {
 101   if(tabs) {
 102     GtkWidget *tab = gtk_notebook_get_nth_page
 103       (GTK_NOTEBOOK(tabs),
 104        gtk_notebook_current_page(GTK_NOTEBOOK(tabs)));
 105     const struct tabtype *t = g_object_get_data(G_OBJECT(tab), "type");
 106
 107     assert(t != 0);
 108     gtk_widget_set_sensitive(properties_widget,
 109                              (t->properties_sensitive
 110                               && t->properties_sensitive(t->extra)
 111                               && (disorder_eclient_state(client) & DISORDER_CONNECTED)));
 112     gtk_widget_set_sensitive(selectall_widget,
 113                              t->selectall_sensitive
 114                              && t->selectall_sensitive(t->extra));
 115     gtk_widget_set_sensitive(selectnone_widget,
 116                              t->selectnone_sensitive
 117                              && t->selectnone_sensitive(t->extra));
 118   }
 119 }
 120
 121 /** @brief Fetch version in order to display the about... popup */
 122 static void about_popup(gpointer attribute((unused)) callback_data,
 123                         guint attribute((unused)) callback_action,
 124                         GtkWidget attribute((unused)) *menu_item) {
 125   D(("about_popup"));
 126
 127   gtk_label_set_text(GTK_LABEL(report_label), "getting server version");
 128   disorder_eclient_version(client,
 129                            about_popup_got_version,
 130                            0);
 131 }
 132
 133 static void manual_popup(gpointer attribute((unused)) callback_data,
 134                        guint attribute((unused)) callback_action,
 135                        GtkWidget attribute((unused)) *menu_item) {
 136   D(("manual_popup"));
 137
 138   popup_help();
 139 }
 140
 141 /** @brief Called when version arrives, displays about... popup */
 142 static void about_popup_got_version(void attribute((unused)) *v,
 143                                     const char attribute((unused)) *err,
 144                                     const char *value) {
 145   GtkWidget *w;
 146   char *server_version_string;
 147   char *short_version_string;
 148   GtkWidget *hbox, *vbox, *title;
 149
 150   if(!value)
 151     value = "[error]";
 152   byte_xasprintf(&server_version_string, "Server version %s", value);
 153   byte_xasprintf(&short_version_string, "Disobedience %s",
 154                  disorder_short_version_string);
 155   w = gtk_dialog_new_with_buttons("About Disobedience",
 156                                   GTK_WINDOW(toplevel),
 157                                   (GTK_DIALOG_MODAL
 158                                    |GTK_DIALOG_DESTROY_WITH_PARENT),
 159                                   GTK_STOCK_OK,
 160                                   GTK_RESPONSE_ACCEPT,
 161                                   (char *)NULL);
 162   hbox = gtk_hbox_new(FALSE/*homogeneous*/, 1/*padding*/);
 163   vbox = gtk_vbox_new(FALSE/*homogeneous*/, 1/*padding*/);
 164   gtk_box_pack_start(GTK_BOX(hbox),
 165                      gtk_image_new_from_pixbuf(find_image("duck.png")),
 166                      FALSE/*expand*/,
 167                      FALSE/*fill*/,
 168                      4/*padding*/);
 169   gtk_box_pack_start(GTK_BOX(vbox),
 170                      gtk_label_new(short_version_string),
 171                      FALSE/*expand*/,
 172                      FALSE/*fill*/,
 173                      1/*padding*/);
 174   gtk_box_pack_start(GTK_BOX(vbox),
 175                      gtk_label_new(server_version_string),
 176                      FALSE/*expand*/,
 177                      FALSE/*fill*/,
 178                      1/*padding*/);
 179   gtk_box_pack_start(GTK_BOX(vbox),
 180                      gtk_label_new("\xC2\xA9 2004-2008 Richard Kettlewell"),
 181                      FALSE/*expand*/,
 182                      FALSE/*fill*/,
 183                      1/*padding*/);
 184   gtk_box_pack_end(GTK_BOX(hbox),
 185                    vbox,
 186                    FALSE/*expand*/,
 187                    FALSE/*fill*/,
 188                    0/*padding*/);
 189   title = gtk_label_new(0);
 190   gtk_label_set_markup(GTK_LABEL(title),
 191                        "<span font_desc=\"Sans 36\">Disobedience</span>");
 192   gtk_box_pack_start(GTK_BOX(GTK_DIALOG(w)->vbox), title,
 193                      FALSE/*expand*/,
 194                      FALSE/*fill*/,
 195                      0/*padding*/);
 196   gtk_box_pack_start(GTK_BOX(GTK_DIALOG(w)->vbox), hbox,
 197                      FALSE/*expand*/,
 198                      FALSE/*fill*/,
 199                      0/*padding*/);
 200   set_tool_colors(w);
 201   gtk_widget_show_all(w);
 202   gtk_dialog_run(GTK_DIALOG(w));
 203   gtk_widget_destroy(w);
 204 }
 205
 206 /** @brief Set 'Manage Users' menu item sensitivity */
 207 void users_set_sensitive(int sensitive) {
 208   GtkWidget *w = gtk_item_factory_get_widget(mainmenufactory,
 209                                              "<GdisorderMain>/Server/Manage users");
 210   gtk_widget_set_sensitive(w, sensitive);
 211 }
 212
 213 /** @brief Called when our rights change */
 214 static void menu_rights_changed(const char attribute((unused)) *event,
 215                                 void attribute((unused)) *eventdata,
 216                                 void attribute((unused)) *callbackdata) {
 217   users_set_sensitive(!!(last_rights & RIGHT_ADMIN));
 218 }
 219
 220 /** @brief Called to activate a playlist */
 221 static void menu_activate_playlist(GtkMenuItem *menuitem,
 222                                    gpointer attribute((unused)) user_data) {
 223   GtkLabel *label = GTK_LABEL(GTK_BIN(menuitem)->child);
 224   const char *playlist = gtk_label_get_text(label);
 225
 226   fprintf(stderr, "activate playlist %s\n", playlist); /* TODO */
 227 }
 228
 229 /** @brief Called when the playlists change */
 230 static void menu_playlists_changed(const char attribute((unused)) *event,
 231                                    void attribute((unused)) *eventdata,
 232                                    void attribute((unused)) *callbackdata) {
 233   GtkMenuShell *menu = GTK_MENU_SHELL(playlists_menu);
 234   /* TODO: we could be more sophisticated and only insert/remove widgets as
 235    * needed.  For now that's too much effort. */
 236   while(menu->children)
 237     gtk_container_remove(GTK_CONTAINER(menu), GTK_WIDGET(menu->children->data));
 238   /* NB nplaylists can be -1 as well as 0 */
 239   for(int n = 0; n < nplaylists; ++n) {
 240     GtkWidget *w = gtk_menu_item_new_with_label(playlists[n]);
 241     g_signal_connect(w, "activate", G_CALLBACK(menu_activate_playlist), 0);
 242     gtk_widget_show(w);
 243     gtk_menu_shell_append(menu, w);
 244   }
 245   gtk_widget_set_sensitive(playlists_widget,
 246                            nplaylists > 0);
 247 }
 248
 249 static void edit_playlists(gpointer attribute((unused)) callback_data,
 250                            guint attribute((unused)) callback_action,
 251                            GtkWidget attribute((unused)) *menu_item) {
 252   fprintf(stderr, "edit playlists\n");  /* TODO */
 253 }
 254
 255 /** @brief Create the menu bar widget */
 256 GtkWidget *menubar(GtkWidget *w) {
 257   GtkWidget *m;
 258
 259   static const GtkItemFactoryEntry entries[] = {
 260     {
 261       (char *)"/Server",                /* path */
 262       0,                                /* accelerator */
 263       0,                                /* callback */
 264       0,                                /* callback_action */
 265       (char *)"<Branch>",               /* item_type */
 266       0                                 /* extra_data */
 267     },
 268     {
 269       (char *)"/Server/Login",          /* path */
 270       (char *)"<CTRL>L",                /* accelerator */
 271       login,                            /* callback */
 272       0,                                /* callback_action */
 273       0,                                /* item_type */
 274       0                                 /* extra_data */
 275     },
 276     {
 277       (char *)"/Server/Manage users",   /* path */
 278       0,                                /* accelerator */
 279       users,                            /* callback */
 280       0,                                /* callback_action */
 281       0,                                /* item_type */
 282       0                                 /* extra_data */
 283     },
 284 #if 0
 285     {
 286       (char *)"/Server/Settings",       /* path */
 287       0,                                /* accelerator */
 288       settings,                         /* callback */
 289       0,                                /* callback_action */
 290       0,                                /* item_type */
 291       0                                 /* extra_data */
 292     },
 293 #endif
 294     {
 295       (char *)"/Server/Quit Disobedience", /* path */
 296       (char *)"<CTRL>Q",                /* accelerator */
 297       quit_program,                     /* callback */
 298       0,                                /* callback_action */
 299       (char *)"<StockItem>",            /* item_type */
 300       GTK_STOCK_QUIT                    /* extra_data */
 301     },
 302
 303     {
 304       (char *)"/Edit",                  /* path */
 305       0,                                /* accelerator */
 306       0,                                /* callback */
 307       0,                                /* callback_action */
 308       (char *)"<Branch>",               /* item_type */
 309       0                                 /* extra_data */
 310     },
 311     {
 312       (char *)"/Edit/Select all tracks", /* path */
 313       0,                                /* accelerator */
 314       menu_tab_action,                  /* callback */
 315       offsetof(struct tabtype, selectall_activate), /* callback_action */
 316       0,                                /* item_type */
 317       0                                 /* extra_data */
 318     },
 319     {
 320       (char *)"/Edit/Deselect all tracks", /* path */
 321       0,                                /* accelerator */
 322       menu_tab_action,                  /* callback */
 323       offsetof(struct tabtype, selectnone_activate), /* callback_action */
 324       0,                                /* item_type */
 325       0                                 /* extra_data */
 326     },
 327     {
 328       (char *)"/Edit/Track properties", /* path */
 329       0,                                /* accelerator */
 330       menu_tab_action,                  /* callback */
 331       offsetof(struct tabtype, properties_activate), /* callback_action */
 332       0,                                /* item_type */
 333       0                                 /* extra_data */
 334     },
 335     {
 336       (char *)"/Edit/Edit playlists",   /* path */
 337       0,                                /* accelerator */
 338       edit_playlists,                   /* callback */
 339       0,                                /* callback_action */
 340       0,                                /* item_type */
 341       0                                 /* extra_data */
 342     },
 343
 344
 345     {
 346       (char *)"/Control",               /* path */
 347       0,                                /* accelerator */
 348       0,                                /* callback */
 349       0,                                /* callback_action */
 350       (char *)"<Branch>",               /* item_type */
 351       0                                 /* extra_data */
 352     },
 353     {
 354       (char *)"/Control/Scratch",       /* path */
 355       (char *)"<CTRL>S",                /* accelerator */
 356       0,                                /* callback */
 357       0,                                /* callback_action */
 358       0,                                /* item_type */
 359       0                                 /* extra_data */
 360     },
 361     {
 362       (char *)"/Control/Playing",       /* path */
 363       (char *)"<CTRL>P",                /* accelerator */
 364       0,                                /* callback */
 365       0,                                /* callback_action */
 366       (char *)"<CheckItem>",            /* item_type */
 367       0                                 /* extra_data */
 368     },
 369     {
 370       (char *)"/Control/Random play",   /* path */
 371       (char *)"<CTRL>R",                /* accelerator */
 372       0,                                /* callback */
 373       0,                                /* callback_action */
 374       (char *)"<CheckItem>",            /* item_type */
 375       0                                 /* extra_data */
 376     },
 377     {
 378       (char *)"/Control/Network player", /* path */
 379       (char *)"<CTRL>N",                /* accelerator */
 380       0,                                /* callback */
 381       0,                                /* callback_action */
 382       (char *)"<CheckItem>",            /* item_type */
 383       0                                 /* extra_data */
 384     },
 385     {
 386       (char *)"/Control/Activate playlist", /* path */
 387       0,                                /* accelerator */
 388       0,                                /* callback */
 389       0,                                /* callback_action */
 390       (char *)"<Branch>",               /* item_type */
 391       0                                 /* extra_data */
 392     },
 393
 394     {
 395       (char *)"/Help",                  /* path */
 396       0,                                /* accelerator */
 397       0,                                /* callback */
 398       0,                                /* callback_action */
 399       (char *)"<Branch>",               /* item_type */
 400       0                                 /* extra_data */
 401     },
 402     {
 403       (char *)"/Help/Manual page",      /* path */
 404       0,                                /* accelerator */
 405       manual_popup,                     /* callback */
 406       0,                                /* callback_action */
 407       0,                                /* item_type */
 408       0                                 /* extra_data */
 409     },
 410     {
 411       (char *)"/Help/About DisOrder",   /* path */
 412       0,                                /* accelerator */
 413       about_popup,                      /* callback */
 414       0,                                /* callback_action */
 415       (char *)"<StockItem>",            /* item_type */
 416       GTK_STOCK_ABOUT                   /* extra_data */
 417     },
 418   };
 419
 420   GtkAccelGroup *accel = gtk_accel_group_new();
 421
 422   D(("add_menubar"));
 423   /* TODO: item factories are deprecated in favour of some XML thing */
 424   mainmenufactory = gtk_item_factory_new(GTK_TYPE_MENU_BAR, "<GdisorderMain>",
 425                                          accel);
 426   gtk_item_factory_create_items(mainmenufactory,
 427                                 sizeof entries / sizeof *entries,
 428                                 (GtkItemFactoryEntry *)entries,
 429                                 0);
 430   gtk_window_add_accel_group(GTK_WINDOW(w), accel);
 431   selectall_widget = gtk_item_factory_get_widget(mainmenufactory,
 432                                                  "<GdisorderMain>/Edit/Select all tracks");
 433   selectnone_widget = gtk_item_factory_get_widget(mainmenufactory,
 434                                                  "<GdisorderMain>/Edit/Deselect all tracks");
 435   properties_widget = gtk_item_factory_get_widget(mainmenufactory,
 436                                                   "<GdisorderMain>/Edit/Track properties");
 437   playlists_widget = gtk_item_factory_get_item(mainmenufactory,
 438                                                "<GdisorderMain>/Control/Activate playlist");
 439   playlists_menu = gtk_item_factory_get_widget(mainmenufactory,
 440                                                "<GdisorderMain>/Control/Activate playlist");
 441   assert(selectall_widget != 0);
 442   assert(selectnone_widget != 0);
 443   assert(properties_widget != 0);
 444   assert(playlists_widget != 0);
 445   assert(playlists_menu != 0);
 446
 447   GtkWidget *edit_widget = gtk_item_factory_get_widget(mainmenufactory,
 448                                                        "<GdisorderMain>/Edit");
 449   g_signal_connect(edit_widget, "show", G_CALLBACK(edit_menu_show), 0);
 450
 451   event_register("rights-changed", menu_rights_changed, 0);
 452   event_register("playlists-updated", menu_playlists_changed, 0);
 453   users_set_sensitive(0);
 454   m = gtk_item_factory_get_widget(mainmenufactory,
 455                                   "<GdisorderMain>");
 456   set_tool_colors(m);
 457   return m;
 458 }
 459
 460 /*
 461 Local Variables:
 462 c-basic-offset:2
 463 comment-column:40
 464 fill-column:79
 465 indent-tabs-mode:nil
 466 End:
 467 */