496 lines
12 KiB
C
496 lines
12 KiB
C
/* -*- Mode: C ; c-basic-offset: 2 -*- */
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/*
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* LADI Session Handler (ladish)
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*
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* Copyright (C) 2009,2010,2011,2012 Nedko Arnaudov <nedko@arnaudov.name>
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*
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**************************************************************************
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* This file contains implementation of the graph view object
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**************************************************************************
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*
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* LADI Session Handler is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* LADI Session Handler is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with LADI Session Handler. If not, see <http://www.gnu.org/licenses/>
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* or write to the Free Software Foundation, Inc.,
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* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "common.h"
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#include "graph_view.h"
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#include "gtk_builder.h"
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#include "world_tree.h"
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#include "menu.h"
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#include "../proxies/room_proxy.h"
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#include "../common/catdup.h"
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struct graph_view
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{
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struct list_head siblings;
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char * view_name;
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char * project_name;
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char * full_name;
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graph_canvas_handle graph_canvas;
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graph_proxy_handle graph;
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GtkWidget * canvas_widget;
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ladish_app_supervisor_proxy_handle app_supervisor;
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ladish_room_proxy_handle room;
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};
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struct list_head g_views;
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GtkScrolledWindow * g_main_scrolledwin;
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static struct graph_view * g_current_view;
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GtkWidget * g_view_label;
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const char * g_view_label_text = "";
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void view_init(void)
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{
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g_view_label_text = _(
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"If you've started ladish for the first time, you should:\n\n"
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" 1. Create a new studio (in the menu, Studio -> New Studio)\n"
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" 2. Configure JACK (in the menu, Tools -> Configure JACK)\n"
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" 3. Start the studio (in the menu, Studio -> Start Studio)\n"
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" 4. Start apps (in the menu, Application -> Run)\n"
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" 5. Connect their ports by click & drag on canvas\n"
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" 6. Save the studio (in the menu, Studio -> Save Studio)\n");
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g_main_scrolledwin = GTK_SCROLLED_WINDOW(get_gtk_builder_widget("main_scrolledwin"));
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INIT_LIST_HEAD(&g_views);
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g_view_label = gtk_label_new(g_view_label_text);
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g_object_ref(g_view_label);
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gtk_widget_show(g_view_label);
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g_current_view = NULL;
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gtk_scrolled_window_add_with_viewport(g_main_scrolledwin, g_view_label);
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}
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void announce_view_name_change(struct graph_view * view_ptr)
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{
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world_tree_name_changed((graph_view_handle)view_ptr);
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if (g_current_view == view_ptr)
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{
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set_main_window_title((graph_view_handle)view_ptr);
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}
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menu_view_changed();
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}
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static void detach_canvas(struct graph_view * view_ptr)
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{
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GtkWidget * child;
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child = gtk_bin_get_child(GTK_BIN(g_main_scrolledwin));
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if (child == view_ptr->canvas_widget)
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{
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gtk_container_remove(GTK_CONTAINER(g_main_scrolledwin), view_ptr->canvas_widget);
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g_current_view = NULL;
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gtk_widget_show(g_view_label);
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gtk_scrolled_window_add_with_viewport(g_main_scrolledwin, g_view_label);
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}
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}
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#define view_ptr ((struct graph_view *)context)
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static void app_added(void * context, uint64_t id, const char * name, bool running, bool terminal, const char * level)
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{
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//log_info("app added. id=%"PRIu64", name='%s', %srunning, %s, level '%s'", id, name, running ? "" : "not ", terminal ? "terminal" : "shell", level);
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world_tree_add_app(context, id, name, running, terminal, level);
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}
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static void app_state_changed(void * context, uint64_t id, const char * name, bool running, bool terminal, const char * level)
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{
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//log_info("app state changed. id=%"PRIu64", name='%s', %srunning, %s, level '%s'", id, name, running ? "" : "not ", terminal ? "terminal" : "shell", level);
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world_tree_app_state_changed(context, id, name, running, terminal, level);
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}
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static void app_removed(void * context, uint64_t id)
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{
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//log_info("app removed. id=%"PRIu64, id);
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world_tree_remove_app(context, id);
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}
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static
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void
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project_properties_changed(
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void * context,
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const char * project_dir,
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const char * project_name,
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const char * UNUSED(project_description),
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const char * UNUSED(project_notes))
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{
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bool empty;
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char * project_name_buffer;
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char * full_name_buffer;
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log_info("Room '%s' project properties changed. name='%s', dir='%s'", view_ptr->view_name, project_name, project_dir);
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empty = strlen(project_name) == 0;
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if (!empty)
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{
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project_name_buffer = strdup(project_name);
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if (project_name_buffer == NULL)
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{
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return;
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}
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full_name_buffer = catdup4(view_ptr->view_name, " (", project_name, ")");
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if (full_name_buffer == NULL)
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{
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free(project_name_buffer);
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return;
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}
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if (view_ptr->full_name != NULL && view_ptr->full_name != view_ptr->view_name)
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{
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free(view_ptr->full_name);
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}
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if (view_ptr->project_name != NULL)
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{
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free(view_ptr->project_name);
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}
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view_ptr->full_name = full_name_buffer;
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view_ptr->project_name = project_name_buffer;
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}
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else
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{
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if (view_ptr->full_name != NULL && view_ptr->full_name != view_ptr->view_name)
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{
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free(view_ptr->full_name);
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}
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if (view_ptr->project_name != NULL)
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{
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free(view_ptr->project_name);
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}
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view_ptr->full_name = view_ptr->view_name;
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view_ptr->project_name = NULL;
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}
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announce_view_name_change(view_ptr);
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}
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#undef view_ptr
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static void fill_canvas_menu(GtkMenu * menu)
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{
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fill_view_popup_menu(menu, (graph_view_handle)g_current_view);
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}
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bool
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create_view(
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const char * name,
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const char * service,
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const char * object,
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bool graph_dict_supported,
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bool graph_manager_supported,
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bool app_supervisor_supported,
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bool force_activate,
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graph_view_handle * handle_ptr)
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{
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struct graph_view * view_ptr;
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view_ptr = malloc(sizeof(struct graph_view));
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if (view_ptr == NULL)
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{
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log_error("malloc() failed for struct graph_view");
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goto fail;
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}
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view_ptr->view_name = strdup(name);
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if (view_ptr->view_name == NULL)
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{
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log_error("strdup() failed for \"%s\"", name);
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goto free_view;
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}
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view_ptr->app_supervisor = NULL;
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view_ptr->room = NULL;
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view_ptr->full_name = view_ptr->view_name;
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view_ptr->project_name = NULL;
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if (!graph_proxy_create(service, object, graph_dict_supported, graph_manager_supported, &view_ptr->graph))
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{
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goto free_name;
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}
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if (!graph_canvas_create(1600 * 2, 1200 * 2, fill_canvas_menu, &view_ptr->graph_canvas))
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{
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goto destroy_graph;
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}
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if (!graph_canvas_attach(view_ptr->graph_canvas, view_ptr->graph))
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{
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goto destroy_graph_canvas;
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}
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view_ptr->canvas_widget = canvas_get_widget(graph_canvas_get_canvas(view_ptr->graph_canvas));
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list_add_tail(&view_ptr->siblings, &g_views);
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gtk_widget_show(view_ptr->canvas_widget);
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world_tree_add((graph_view_handle)view_ptr, force_activate);
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if (app_supervisor_supported)
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{
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if (!ladish_app_supervisor_proxy_create(service, object, view_ptr, app_added, app_state_changed, app_removed, &view_ptr->app_supervisor))
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{
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goto remove_from_world_tree;
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}
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}
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if (strcmp(object, STUDIO_OBJECT_PATH) != 0 && strcmp(object, JACKDBUS_OBJECT_PATH) != 0) /* TODO: this is a quite lame way to detect room views */
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{
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if (!ladish_room_proxy_create(service, object, view_ptr, project_properties_changed, &view_ptr->room))
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{
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goto free_app_supervisor;
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}
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}
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if (!graph_proxy_activate(view_ptr->graph))
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{
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goto free_room_proxy;
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}
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menu_view_changed();
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*handle_ptr = (graph_view_handle)view_ptr;
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return true;
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free_room_proxy:
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if (view_ptr->room != NULL)
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{
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ladish_room_proxy_destroy(view_ptr->room);
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}
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free_app_supervisor:
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if (view_ptr->app_supervisor != NULL)
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{
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ladish_app_supervisor_proxy_destroy(view_ptr->app_supervisor);
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}
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remove_from_world_tree:
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list_del(&view_ptr->siblings);
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if (!list_empty(&g_views))
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{
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world_tree_activate((graph_view_handle)list_entry(g_views.next, struct graph_view, siblings));
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}
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else
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{
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set_main_window_title(NULL);
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}
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detach_canvas(view_ptr);
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world_tree_remove((graph_view_handle)view_ptr);
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destroy_graph_canvas:
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graph_canvas_destroy(view_ptr->graph_canvas);
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destroy_graph:
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graph_proxy_destroy(view_ptr->graph);
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free_name:
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if (view_ptr->full_name != NULL && view_ptr->full_name != view_ptr->view_name)
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{
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free(view_ptr->full_name);
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}
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if (view_ptr->project_name != NULL)
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{
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free(view_ptr->project_name);
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}
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free(view_ptr->view_name);
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free_view:
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free(view_ptr);
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fail:
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return false;
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}
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static void attach_canvas(struct graph_view * view_ptr)
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{
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GtkWidget * child;
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child = gtk_bin_get_child(GTK_BIN(g_main_scrolledwin));
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if (child == view_ptr->canvas_widget)
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{
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return;
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}
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if (child != NULL)
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{
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gtk_container_remove(GTK_CONTAINER(g_main_scrolledwin), child);
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}
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g_current_view = view_ptr;
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gtk_container_add(GTK_CONTAINER(g_main_scrolledwin), view_ptr->canvas_widget);
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//_main_scrolledwin->property_hadjustment().get_value()->set_step_increment(10);
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//_main_scrolledwin->property_vadjustment().get_value()->set_step_increment(10);
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}
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#define view_ptr ((struct graph_view *)view)
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void destroy_view(graph_view_handle view)
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{
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list_del(&view_ptr->siblings);
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if (!list_empty(&g_views))
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{
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world_tree_activate((graph_view_handle)list_entry(g_views.next, struct graph_view, siblings));
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}
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else
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{
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set_main_window_title(NULL);
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}
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detach_canvas(view_ptr);
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world_tree_remove(view);
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graph_canvas_detach(view_ptr->graph_canvas);
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graph_canvas_destroy(view_ptr->graph_canvas);
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graph_proxy_destroy(view_ptr->graph);
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if (view_ptr->app_supervisor != NULL)
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{
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ladish_app_supervisor_proxy_destroy(view_ptr->app_supervisor);
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}
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if (view_ptr->room != NULL)
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{
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ladish_room_proxy_destroy(view_ptr->room);
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}
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if (view_ptr->full_name != NULL && view_ptr->full_name != view_ptr->view_name)
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{
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free(view_ptr->full_name);
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}
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if (view_ptr->project_name != NULL)
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{
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free(view_ptr->project_name);
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}
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free(view_ptr->view_name);
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free(view_ptr);
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}
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void activate_view(graph_view_handle view)
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{
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attach_canvas(view_ptr);
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set_main_window_title(view);
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menu_view_changed();
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}
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const char * get_view_name(graph_view_handle view)
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{
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return view_ptr->full_name;
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}
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const char * get_view_opath(graph_view_handle view)
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{
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return graph_proxy_get_object(view_ptr->graph);
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}
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bool set_view_name(graph_view_handle view, const char * name)
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{
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char * view_name_buffer;
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char * full_name_buffer;
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view_name_buffer = strdup(name);
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if (view_name_buffer == NULL)
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{
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log_error("strdup() failed for \"%s\"", name);
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return false;
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}
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if (view_ptr->project_name != NULL)
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{
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full_name_buffer = catdup4(view_name_buffer, " (", view_ptr->project_name, ")");
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if (full_name_buffer == NULL)
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{
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free(view_name_buffer);
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return false;
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}
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}
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else
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{
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full_name_buffer = view_name_buffer;
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}
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if (view_ptr->full_name != NULL && view_ptr->full_name != view_ptr->view_name)
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{
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free(view_ptr->full_name);
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}
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free(view_ptr->view_name);
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view_ptr->view_name = view_name_buffer;
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view_ptr->full_name = full_name_buffer;
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announce_view_name_change(view_ptr);
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return true;
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}
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canvas_handle get_current_canvas(void)
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{
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if (g_current_view == NULL)
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{
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return NULL;
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}
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return graph_canvas_get_canvas(g_current_view->graph_canvas);
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}
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const char * get_current_view_room_name(void)
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{
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if (g_current_view == NULL || !is_room_view((graph_view_handle)g_current_view))
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{
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return NULL;
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}
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return g_current_view->view_name;
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}
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graph_view_handle get_current_view(void)
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{
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return (graph_view_handle)g_current_view;
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}
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bool is_room_view(graph_view_handle view)
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{
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return view_ptr->room != NULL;
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}
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bool app_run_custom(graph_view_handle view, const char * command, const char * name, bool run_in_terminal, const char * level)
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{
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return ladish_app_supervisor_proxy_run_custom(view_ptr->app_supervisor, command, name, run_in_terminal, level);
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}
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ladish_app_supervisor_proxy_handle graph_view_get_app_supervisor(graph_view_handle view)
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{
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return view_ptr->app_supervisor;
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}
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ladish_room_proxy_handle graph_view_get_room(graph_view_handle view)
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{
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return view_ptr->room;
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}
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bool room_has_project(graph_view_handle view)
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{
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return view_ptr->project_name != NULL;
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}
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