gui/menu.c

   1 /* -*- Mode: C ; c-basic-offset: 2 -*- */
   2 /*
   3  * LADI Session Handler (ladish)
   4  *
   5  * Copyright (C) 2010,2012 Nedko Arnaudov <nedko@arnaudov.name>
   6  *
   7  **************************************************************************
   8  * This file contains menu related code
   9  **************************************************************************
  10  *
  11  * LADI Session Handler is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation; either version 2 of the License, or
  14  * (at your option) any later version.
  15  *
  16  * LADI Session Handler is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with LADI Session Handler. If not, see <http://www.gnu.org/licenses/>
  23  * or write to the Free Software Foundation, Inc.,
  24  * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  25  */
  26
  27 #include "internal.h"
  28 #include "menu.h"
  29 #include "gtk_builder.h"
  30 #include "studio.h"
  31 #include "dynmenu.h"
  32 #include "project_properties.h"
  33
  34 static GtkWidget * g_menu_item_new_studio;
  35 static GtkWidget * g_menu_item_start_studio;
  36 static GtkWidget * g_menu_item_stop_studio;
  37 static GtkWidget * g_menu_item_save_studio;
  38 static GtkWidget * g_menu_item_save_as_studio;
  39 static GtkWidget * g_menu_item_unload_studio;
  40 static GtkWidget * g_menu_item_rename_studio;
  41 static GtkWidget * g_menu_item_create_room;
  42 static GtkWidget * g_menu_item_destroy_room;
  43 static GtkWidget * g_menu_item_project;
  44 static GtkWidget * g_menu_item_ladishd_exit;
  45 static GtkWidget * g_menu_item_jackdbus_exit;
  46 static GtkWidget * g_menu_item_a2jmidid_exit;
  47 static GtkWidget * g_menu_item_jack_configure;
  48 static GtkWidget * g_menu_item_settings;
  49 static GtkCheckMenuItem * g_menu_item_jack_latency_32;
  50 static GtkCheckMenuItem * g_menu_item_jack_latency_64;
  51 static GtkCheckMenuItem * g_menu_item_jack_latency_128;
  52 static GtkCheckMenuItem * g_menu_item_jack_latency_256;
  53 static GtkCheckMenuItem * g_menu_item_jack_latency_512;
  54 static GtkCheckMenuItem * g_menu_item_jack_latency_1024;
  55 static GtkCheckMenuItem * g_menu_item_jack_latency_2048;
  56 static GtkCheckMenuItem * g_menu_item_jack_latency_4096;
  57 static GtkCheckMenuItem * g_menu_item_jack_latency_8192;
  58 static GtkWidget * g_menu_item_view_toolbar;
  59 static GtkWidget * g_menu_item_view_raw_jack;
  60 static GtkWidget * g_menu_item_start_app;
  61
  62 static bool g_latency_changing;
  63
  64 static ladish_dynmenu_handle g_project_dynmenu;
  65
  66 typedef void (* menu_request_toggle_func)(bool visible);
  67
  68 static void toggled(GtkCheckMenuItem * checkmenuitem, gpointer user_data)
  69 {
  70   ((menu_request_toggle_func)user_data)(gtk_check_menu_item_get_active(checkmenuitem));
  71 }
  72
  73 static void buffer_size_change_request(GtkCheckMenuItem * item_ptr, gpointer user_data)
  74 {
  75   if (g_latency_changing)
  76   { /* skip activations because of gtk_check_menu_item_set_active() called from menu_set_jack_latency() */
  77     return;
  78   }
  79
  80   if (!item_ptr->active)
  81   { /* skip radio button deactivations, we are interested only in activations */
  82     return;
  83   }
  84
  85   menu_request_jack_latency_change((uint32_t)(guintptr)user_data);
  86 }
  87
  88 struct ladish_recent_projects_list_closure
  89 {
  90   void
  91   (* callback)(
  92     void * context,
  93     const char * name,
  94     void * data,
  95     void (* item_activate_callback)(const char * name, void * data),
  96     void (* data_free)());
  97   void * context;
  98 };
  99
 100 static void on_load_project(const char * name, void * data)
 101 {
 102   log_info("Request to load project \"%s\":\"%s\"", name, (const char *)data);
 103   if (!ladish_room_proxy_load_project(graph_view_get_room(get_current_view()), data))
 104   {
 105     error_message_box(_("Project load failed, please inspect logs."));
 106   }
 107 }
 108
 109 #define closure_ptr ((struct ladish_recent_projects_list_closure * )context)
 110
 111 static
 112 void
 113 add_recent_project(
 114   void * context,
 115   const char * project_name,
 116   const char * project_dir)
 117 {
 118   closure_ptr->callback(closure_ptr->context, project_name, strdup(project_dir), NULL, free);
 119 }
 120
 121 static
 122 bool
 123 fill_project_dynmenu(
 124   void (* callback)(
 125     void * context,
 126     const char * name,
 127     void * data,
 128     void (* item_activate_callback)(const char * name, void * data),
 129     void (* data_free)()),
 130   void * context)
 131 {
 132   struct ladish_recent_projects_list_closure closure;
 133   bool has_project;
 134   graph_view_handle view;
 135
 136   closure.callback = callback;
 137   closure.context = context;
 138
 139   view = get_current_view();
 140
 141   if (ladish_room_proxy_get_recent_projects(graph_view_get_room(view), 10, add_recent_project, &closure))
 142   {
 143     callback(context, NULL, NULL, NULL, NULL); /* add separator */
 144   }
 145
 146   callback(context, _("Load Project..."), NULL, (ladish_dynmenu_item_activate_callback)menu_request_load_project, NULL);
 147
 148   has_project = room_has_project(view);
 149
 150   if (!has_project)
 151   {
 152     callback(context, _("Create Project..."), NULL, (ladish_dynmenu_item_activate_callback)menu_request_save_as_project, NULL);
 153   }
 154
 155   callback(context, has_project ? _("Unload Project") : _("Clear Room"), NULL, (ladish_dynmenu_item_activate_callback)menu_request_unload_project, NULL);
 156
 157   if (has_project)
 158   {
 159     callback(context, _("Save Project"), NULL, (ladish_dynmenu_item_activate_callback)menu_request_save_project, NULL);
 160     callback(context, _("Save Project As..."), NULL, (ladish_dynmenu_item_activate_callback)menu_request_save_as_project, NULL);
 161     callback(context, _("Project Properties..."), NULL, (ladish_dynmenu_item_activate_callback)ladish_project_properties_dialog_run, NULL);
 162   }
 163
 164   return true;
 165 }
 166
 167 #undef closure_ptr
 168
 169 bool menu_init(void)
 170 {
 171   g_menu_item_new_studio = get_gtk_builder_widget("menu_item_new_studio");
 172   g_menu_item_start_app = get_gtk_builder_widget("menu_item_start_app");
 173   g_menu_item_start_studio = get_gtk_builder_widget("menu_item_start_studio");
 174   g_menu_item_stop_studio = get_gtk_builder_widget("menu_item_stop_studio");
 175   g_menu_item_save_studio = get_gtk_builder_widget("menu_item_save_studio");
 176   g_menu_item_save_as_studio = get_gtk_builder_widget("menu_item_save_as_studio");
 177   g_menu_item_unload_studio = get_gtk_builder_widget("menu_item_unload_studio");
 178   g_menu_item_rename_studio = get_gtk_builder_widget("menu_item_rename_studio");
 179   g_menu_item_create_room = get_gtk_builder_widget("menu_item_create_room");
 180   g_menu_item_destroy_room = get_gtk_builder_widget("menu_item_destroy_room");
 181   g_menu_item_project = get_gtk_builder_widget("project_menu_item");
 182   g_menu_item_ladishd_exit = get_gtk_builder_widget("menu_item_ladishd_exit");
 183   g_menu_item_jackdbus_exit = get_gtk_builder_widget("menu_item_jackdbus_exit");
 184   g_menu_item_a2jmidid_exit = get_gtk_builder_widget("menu_item_a2jmidid_exit");
 185   g_menu_item_jack_configure = get_gtk_builder_widget("menu_item_jack_configure");
 186   g_menu_item_settings = get_gtk_builder_widget("menu_item_settings");
 187   g_menu_item_view_toolbar = get_gtk_builder_widget("menu_item_view_toolbar");
 188   g_menu_item_view_raw_jack = get_gtk_builder_widget("menu_item_view_raw_jack");
 189
 190   g_menu_item_jack_latency_32   = GTK_CHECK_MENU_ITEM(get_gtk_builder_widget("menu_item_jack_latency_32"));
 191   g_menu_item_jack_latency_64   = GTK_CHECK_MENU_ITEM(get_gtk_builder_widget("menu_item_jack_latency_64"));
 192   g_menu_item_jack_latency_128  = GTK_CHECK_MENU_ITEM(get_gtk_builder_widget("menu_item_jack_latency_128"));
 193   g_menu_item_jack_latency_256  = GTK_CHECK_MENU_ITEM(get_gtk_builder_widget("menu_item_jack_latency_256"));
 194   g_menu_item_jack_latency_512  = GTK_CHECK_MENU_ITEM(get_gtk_builder_widget("menu_item_jack_latency_512"));
 195   g_menu_item_jack_latency_1024 = GTK_CHECK_MENU_ITEM(get_gtk_builder_widget("menu_item_jack_latency_1024"));
 196   g_menu_item_jack_latency_2048 = GTK_CHECK_MENU_ITEM(get_gtk_builder_widget("menu_item_jack_latency_2048"));
 197   g_menu_item_jack_latency_4096 = GTK_CHECK_MENU_ITEM(get_gtk_builder_widget("menu_item_jack_latency_4096"));
 198   g_menu_item_jack_latency_8192 = GTK_CHECK_MENU_ITEM(get_gtk_builder_widget("menu_item_jack_latency_8192"));
 199
 200   g_signal_connect(G_OBJECT(g_menu_item_view_toolbar), "toggled", G_CALLBACK(toggled), menu_request_toggle_toolbar);
 201   g_signal_connect(G_OBJECT(g_menu_item_view_raw_jack), "toggled", G_CALLBACK(toggled), menu_request_toggle_raw_jack);
 202
 203   g_signal_connect(G_OBJECT(g_menu_item_new_studio), "activate", G_CALLBACK(menu_request_new_studio), NULL);
 204   g_signal_connect(G_OBJECT(g_menu_item_start_studio), "activate", G_CALLBACK(menu_request_start_studio), NULL);
 205   g_signal_connect(G_OBJECT(g_menu_item_stop_studio), "activate", G_CALLBACK(menu_request_stop_studio), NULL);
 206   g_signal_connect(G_OBJECT(g_menu_item_unload_studio), "activate", G_CALLBACK(menu_request_unload_studio), NULL);
 207   g_signal_connect(G_OBJECT(g_menu_item_save_studio), "activate", G_CALLBACK(menu_request_save_studio), NULL);
 208   g_signal_connect(G_OBJECT(g_menu_item_save_as_studio), "activate", G_CALLBACK(menu_request_save_as_studio), NULL);
 209   g_signal_connect(G_OBJECT(g_menu_item_rename_studio), "activate", G_CALLBACK(menu_request_rename_studio), NULL);
 210   g_signal_connect(G_OBJECT(g_menu_item_ladishd_exit), "activate", G_CALLBACK(menu_request_ladishd_exit), NULL);
 211   g_signal_connect(G_OBJECT(g_menu_item_jackdbus_exit), "activate", G_CALLBACK(menu_request_jackdbus_exit), NULL);
 212   g_signal_connect(G_OBJECT(g_menu_item_a2jmidid_exit), "activate", G_CALLBACK(menu_request_a2jmidid_exit), NULL);
 213   g_signal_connect(G_OBJECT(g_menu_item_jack_configure), "activate", G_CALLBACK(menu_request_jack_configure), NULL);
 214   g_signal_connect(G_OBJECT(g_menu_item_settings), "activate", G_CALLBACK(menu_request_settings), NULL);
 215   g_signal_connect(G_OBJECT(g_menu_item_start_app), "activate", G_CALLBACK(menu_request_start_app), NULL);
 216   g_signal_connect(G_OBJECT(g_menu_item_create_room), "activate", G_CALLBACK(menu_request_create_room), NULL);
 217   g_signal_connect(G_OBJECT(g_menu_item_destroy_room), "activate", G_CALLBACK(menu_request_destroy_room), NULL);
 218
 219   g_signal_connect(G_OBJECT(g_menu_item_jack_latency_32), "toggled", G_CALLBACK(buffer_size_change_request), (gpointer)32);
 220   g_signal_connect(G_OBJECT(g_menu_item_jack_latency_64), "toggled", G_CALLBACK(buffer_size_change_request), (gpointer)64);
 221   g_signal_connect(G_OBJECT(g_menu_item_jack_latency_128), "toggled", G_CALLBACK(buffer_size_change_request), (gpointer)128);
 222   g_signal_connect(G_OBJECT(g_menu_item_jack_latency_256), "toggled", G_CALLBACK(buffer_size_change_request), (gpointer)256);
 223   g_signal_connect(G_OBJECT(g_menu_item_jack_latency_512), "toggled", G_CALLBACK(buffer_size_change_request), (gpointer)512);
 224   g_signal_connect(G_OBJECT(g_menu_item_jack_latency_1024), "toggled", G_CALLBACK(buffer_size_change_request), (gpointer)1024);
 225   g_signal_connect(G_OBJECT(g_menu_item_jack_latency_2048), "toggled", G_CALLBACK(buffer_size_change_request), (gpointer)2048);
 226   g_signal_connect(G_OBJECT(g_menu_item_jack_latency_4096), "toggled", G_CALLBACK(buffer_size_change_request), (gpointer)4096);
 227   g_signal_connect(G_OBJECT(g_menu_item_jack_latency_8192), "toggled", G_CALLBACK(buffer_size_change_request), (gpointer)8192);
 228
 229   if (!ladish_dynmenu_create(
 230         "project_menu_item",
 231         "project_menu",
 232         fill_project_dynmenu,
 233         "project menu",
 234         on_load_project,
 235         &g_project_dynmenu))
 236   {
 237     return false;
 238   }
 239
 240   return true;
 241 }
 242
 243 void menu_uninit(void)
 244 {
 245   ladish_dynmenu_destroy(g_project_dynmenu);
 246 }
 247
 248 static bool is_new_app_allowed(graph_view_handle view)
 249 {
 250   unsigned int studio_state;
 251
 252   studio_state = get_studio_state();
 253
 254   if (studio_state != STUDIO_STATE_STOPPED && studio_state != STUDIO_STATE_STARTED)
 255   {
 256     return false;
 257   }
 258
 259   if (view == NULL)
 260   {
 261     return false;
 262   }
 263
 264   if (graph_view_get_app_supervisor(view) == NULL)
 265   {
 266     return false;
 267   }
 268
 269   if (!is_room_view(view))
 270   {
 271     /* studio view is currently selected */
 272     return true;
 273   }
 274
 275   return room_has_project(view);
 276 }
 277
 278 void menu_studio_state_changed(unsigned int studio_state)
 279 {
 280   graph_view_handle view;
 281
 282   gtk_widget_set_sensitive(g_menu_item_start_studio, studio_state == STUDIO_STATE_STOPPED);
 283   gtk_widget_set_sensitive(g_menu_item_stop_studio, studio_state == STUDIO_STATE_STARTED);
 284   gtk_widget_set_sensitive(g_menu_item_save_studio, studio_state == STUDIO_STATE_STARTED);
 285   gtk_widget_set_sensitive(g_menu_item_save_as_studio, studio_state == STUDIO_STATE_STARTED);
 286   gtk_widget_set_sensitive(g_menu_item_unload_studio, studio_state != STUDIO_STATE_UNLOADED);
 287   gtk_widget_set_sensitive(g_menu_item_rename_studio, studio_state == STUDIO_STATE_STOPPED || studio_state == STUDIO_STATE_STARTED);
 288   gtk_widget_set_sensitive(g_menu_item_create_room, studio_state == STUDIO_STATE_STOPPED || studio_state == STUDIO_STATE_STARTED);
 289
 290   view = get_current_view();
 291   gtk_widget_set_sensitive(g_menu_item_project, studio_state == STUDIO_STATE_STARTED && view != NULL && is_room_view(view));
 292   gtk_widget_set_sensitive(g_menu_item_start_app, is_new_app_allowed(view));
 293 }
 294
 295 void menu_view_changed(void)
 296 {
 297   graph_view_handle view;
 298
 299   view = get_current_view();
 300
 301   gtk_widget_set_sensitive(g_menu_item_start_app, is_new_app_allowed(view));
 302   gtk_widget_set_sensitive(g_menu_item_destroy_room, is_room_view(view));
 303   gtk_widget_set_sensitive(g_menu_item_project, is_room_view(view) && get_studio_state() == STUDIO_STATE_STARTED);
 304 }
 305
 306 void menu_set_jack_latency_items_sensivity(bool sensitive)
 307 {
 308   gtk_widget_set_sensitive(GTK_WIDGET(g_menu_item_jack_latency_32), sensitive);
 309   gtk_widget_set_sensitive(GTK_WIDGET(g_menu_item_jack_latency_64), sensitive);
 310   gtk_widget_set_sensitive(GTK_WIDGET(g_menu_item_jack_latency_128), sensitive);
 311   gtk_widget_set_sensitive(GTK_WIDGET(g_menu_item_jack_latency_256), sensitive);
 312   gtk_widget_set_sensitive(GTK_WIDGET(g_menu_item_jack_latency_512), sensitive);
 313   gtk_widget_set_sensitive(GTK_WIDGET(g_menu_item_jack_latency_1024), sensitive);
 314   gtk_widget_set_sensitive(GTK_WIDGET(g_menu_item_jack_latency_2048), sensitive);
 315   gtk_widget_set_sensitive(GTK_WIDGET(g_menu_item_jack_latency_4096), sensitive);
 316   gtk_widget_set_sensitive(GTK_WIDGET(g_menu_item_jack_latency_8192), sensitive);
 317 }
 318
 319 bool menu_set_jack_latency(uint32_t buffer_size, bool force)
 320 {
 321   GtkCheckMenuItem * item_ptr;
 322
 323   switch (buffer_size)
 324   {
 325   case 32:
 326     item_ptr = g_menu_item_jack_latency_32;
 327     break;
 328   case 64:
 329     item_ptr = g_menu_item_jack_latency_64;
 330     break;
 331   case 128:
 332     item_ptr = g_menu_item_jack_latency_128;
 333     break;
 334   case 256:
 335     item_ptr = g_menu_item_jack_latency_256;
 336     break;
 337   case 512:
 338     item_ptr = g_menu_item_jack_latency_512;
 339     break;
 340   case 1024:
 341     item_ptr = g_menu_item_jack_latency_1024;
 342     break;
 343   case 2048:
 344     item_ptr = g_menu_item_jack_latency_2048;
 345     break;
 346   case 4096:
 347     item_ptr = g_menu_item_jack_latency_4096;
 348     break;
 349   case 8192:
 350     item_ptr = g_menu_item_jack_latency_8192;
 351     break;
 352   default:
 353     //log_error("unknown jack buffer size %"PRIu32, buffer_size);
 354     return false;
 355   }
 356
 357   if (force || !item_ptr->active)
 358   {
 359     log_info("menu_set_jack_latency() detects change");
 360     g_latency_changing = true;  /* latency has changed externally, don't tell jack to change it again */
 361     gtk_check_menu_item_set_active(item_ptr, TRUE);
 362     g_latency_changing = false;
 363   }
 364
 365   return true;
 366 }
 367
 368 void menu_set_toolbar_visibility(bool visible)
 369 {
 370   gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(g_menu_item_view_toolbar), visible);
 371 }
 372
 373 static void on_popup_menu_action_start_app(GtkWidget * UNUSED(menuitem), gpointer UNUSED(userdata))
 374 {
 375   menu_request_start_app();
 376 }
 377
 378 static void on_popup_menu_action_create_room(GtkWidget * UNUSED(menuitem), gpointer UNUSED(userdata))
 379 {
 380   menu_request_create_room();
 381 }
 382
 383 static void on_popup_menu_action_destroy_room(GtkWidget * UNUSED(menuitem), gpointer UNUSED(userdata))
 384 {
 385   menu_request_destroy_room();
 386 }
 387
 388 void fill_view_popup_menu(GtkMenu * menu, graph_view_handle view)
 389 {
 390   GtkWidget * menuitem;
 391
 392   log_info("filling view menu...");
 393
 394   if (graph_view_get_app_supervisor(view) != NULL && (!is_room_view(view) || room_has_project(view)))
 395   {
 396     menuitem = gtk_menu_item_new_with_label(_("New Application..."));
 397     g_signal_connect(menuitem, "activate", (GCallback)on_popup_menu_action_start_app, NULL);
 398     gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
 399
 400     menuitem = gtk_separator_menu_item_new(); /* separator */
 401     gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
 402   }
 403
 404   if (is_room_view(view))
 405   {
 406     if (get_studio_state() == STUDIO_STATE_STARTED)
 407     {
 408       ladish_dynmenu_fill_external(g_project_dynmenu, menu);
 409     }
 410
 411     menuitem = gtk_separator_menu_item_new(); /* separator */
 412     gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
 413
 414     menuitem = gtk_menu_item_new_with_label(_("Destroy Room"));
 415     g_signal_connect(menuitem, "activate", (GCallback)on_popup_menu_action_destroy_room, NULL);
 416     gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
 417   }
 418   else
 419   {
 420     menuitem = gtk_menu_item_new_with_label(_("Create Room..."));
 421     g_signal_connect(menuitem, "activate", (GCallback)on_popup_menu_action_create_room, NULL);
 422     gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
 423   }
 424 }