/* * colloquium.c * * Copyright © 2013-2018 Thomas White * * This file is part of Colloquium. * * Colloquium is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see . * */ #ifdef HAVE_CONFIG_H #include #endif #include #include #include #include #include #include #include #include "colloquium.h" #include "presentation.h" #include "narrative_window.h" #include "utils.h" struct _colloquium { GtkApplication parent_instance; char *mydir; int first_run; char *imagestore; int hidepointer; }; typedef GtkApplicationClass ColloquiumClass; G_DEFINE_TYPE(Colloquium, colloquium, GTK_TYPE_APPLICATION) static void colloquium_activate(GApplication *papp) { Colloquium *app = COLLOQUIUM(papp); if ( !app->first_run ) { struct presentation *p; p = new_presentation(app->imagestore); narrative_window_new(p, papp); } } static void new_sig(GSimpleAction *action, GVariant *parameter, gpointer vp) { GApplication *app = vp; g_application_activate(app); } static void about_sig(GSimpleAction *action, GVariant *parameter, gpointer vp) { GtkWidget *window; const gchar *authors[] = { "Thomas White ", NULL }; window = gtk_about_dialog_new(); gtk_about_dialog_set_program_name(GTK_ABOUT_DIALOG(window), "Colloquium"); gtk_about_dialog_set_version(GTK_ABOUT_DIALOG(window), PACKAGE_VERSION); gtk_about_dialog_set_copyright(GTK_ABOUT_DIALOG(window), "© 2017-2018 Thomas White "); gtk_about_dialog_set_comments(GTK_ABOUT_DIALOG(window), "Narrative-based presentation system"); gtk_about_dialog_set_license(GTK_ABOUT_DIALOG(window), "© 2017-2018 Thomas White \n"); gtk_about_dialog_set_website(GTK_ABOUT_DIALOG(window), "https://www.bitwiz.org.uk/"); gtk_about_dialog_set_authors(GTK_ABOUT_DIALOG(window), authors); g_signal_connect(window, "response", G_CALLBACK(gtk_widget_destroy), NULL); gtk_widget_show_all(window); } static void quit_sig(GSimpleAction *action, GVariant *parameter, gpointer vp) { GApplication *app = vp; g_application_quit(app); } static GFile **gslist_to_array(GSList *item, int *n) { int i = 0; int len = g_slist_length(item); GFile **files = malloc(len * sizeof(GFile *)); if ( files == NULL ) return NULL; while ( item != NULL ) { if ( i == len ) { fprintf(stderr, "WTF? Too many files\n"); break; } files[i++] = item->data; item = item->next; } *n = len; return files; } static gint open_response_sig(GtkWidget *d, gint response, GApplication *papp) { if ( response == GTK_RESPONSE_ACCEPT ) { GSList *files; int n_files = 0; GFile **files_array; int i; files = gtk_file_chooser_get_files(GTK_FILE_CHOOSER(d)); files_array = gslist_to_array(files, &n_files); if ( files_array == NULL ) { fprintf(stderr, "Failed to convert file list\n"); return 0; } g_slist_free(files); g_application_open(papp, files_array, n_files, ""); for ( i=0; iimagestore); if ( load_presentation(p, uri) == 0 ) { narrative_window_new(p, papp); } else { fprintf(stderr, "Failed to load '%s'\n", uri); } g_free(uri); } } static void colloquium_finalize(GObject *object) { G_OBJECT_CLASS(colloquium_parent_class)->finalize(object); } static void create_config(const char *filename) { FILE *fh; fh = fopen(filename, "w"); if ( fh == NULL ) { fprintf(stderr, "Failed to create config\n"); return; } fprintf(fh, "imagestore: %s\n", g_get_user_special_dir(G_USER_DIRECTORY_PICTURES)); fprintf(fh, "hidepointer: no\n"); fclose(fh); } static int yesno(const char *a) { if ( a == NULL ) return 0; if ( strcmp(a, "1") == 0 ) return 1; if ( strcasecmp(a, "yes") == 0 ) return 1; if ( strcasecmp(a, "true") == 0 ) return 1; if ( strcasecmp(a, "0") == 0 ) return 0; if ( strcasecmp(a, "no") == 0 ) return 0; if ( strcasecmp(a, "false") == 0 ) return 0; fprintf(stderr, "Don't understand '%s', assuming false\n", a); return 0; } static void read_config(const char *filename, Colloquium *app) { FILE *fh; char line[1024]; fh = fopen(filename, "r"); if ( fh == NULL ) { fprintf(stderr, "Failed to open %s\n", filename); return; } do { if ( fgets(line, 1024, fh) == NULL ) break; chomp(line); if ( strncmp(line, "imagestore: ", 11) == 0 ) { app->imagestore = strdup(line+12); } if ( strncmp(line, "hidepointer: ", 12) == 0 ) { app->hidepointer = yesno(line+13); } } while ( !feof(fh) ); fclose(fh); } const char *colloquium_get_imagestore(Colloquium *app) { return app->imagestore; } int colloquium_get_hidepointer(Colloquium *app) { return app->hidepointer; } static void colloquium_startup(GApplication *papp) { Colloquium *app = COLLOQUIUM(papp); GtkBuilder *builder; GtkSettings *settings; gboolean app_menu_shown; const char *configdir; char *tmp; G_APPLICATION_CLASS(colloquium_parent_class)->startup(papp); g_action_map_add_action_entries(G_ACTION_MAP(app), app_entries, G_N_ELEMENTS(app_entries), app); builder = gtk_builder_new(); gtk_builder_add_from_string(builder, "" " " "
" " " " _New" " app.new" " <Primary>n" " " " " " _Open..." " app.open" " <Primary>o" " " " " " Preferences" " app.prefs" " " "
" "
" " " " _About" " app.about" " " " " " _Quit" " app.quit" " <Primary>q" " " "
" " " " " " " " File" "
" " " " _New" " app.new" " <Primary>n" " " " " " _Open..." " app.open" " <Primary>o" " " "
" "
" " " " _Save" " win.save" " <Primary>s" " " " " " Save As..." " win.saveas" " " "
" "
" " " " Print..." " win.print" " " " " " Export slides as PDF..." " win.exportpdf" " " "
" "
" " " " Load stylesheet..." " win.loadstyle" " " " " " Save stylesheet..." " win.savestyle" " " "
" "
" " " " _Quit" " app.quit" " <Primary>q" " " "
" " " " " " Edit" "
" " " " Undo" " win.undo" " " " " " Redo" " win.redo" " " "
" "
" " " " Cut" " win.cut" " " " " " Copy" " win.copy" " " " " " Paste" " win.paste" " " "
" "
" " " " Delete frame" " win.deleteframe" " " " " " Copy Frame" " win.copyframe" " " " " " Delete slide" " win.deleteslide" " " "
" "
" " " " Edit stylesheet..." " win.stylesheet" " " "
" "
" " " " Preferences" " app.prefs" " " "
" " " " " " Insert" "
" " " " Slide" " win.slide" " " " " " Slide title" " win.slidetitle" " " "
" " " " " " Tools" "
" " " " Start slideshow" " win.startslideshow" " " " " " Start slideshow here" " win.startslideshowhere" " " " " " Start slideshow without slides" " win.startslideshownoslides" " " " " " Presentation clock" " win.clock" " " " " " Test card" " win.testcard" " " "
" " " " " " Help" "
" " " " About" " app.about" " " "
" " " " " "", -1, NULL); gtk_application_set_menubar(GTK_APPLICATION(app), G_MENU_MODEL(gtk_builder_get_object(builder, "menubar"))); g_object_unref(builder); settings = gtk_settings_get_for_screen(gdk_screen_get_default()); g_object_get(G_OBJECT(settings), "gtk-shell-shows-app-menu", &app_menu_shown, NULL); if ( app_menu_shown ) { /* Set the application menu only if it will be shown by the * desktop environment. All the entries are already in the * normal menus, so don't let GTK create a fallback menu in the * menu bar. */ GMenuModel *mmodel = G_MENU_MODEL(gtk_builder_get_object(builder, "app-menu")); gtk_application_set_app_menu(GTK_APPLICATION(app), mmodel); } configdir = g_get_user_config_dir(); app->mydir = malloc(strlen(configdir)+14); strcpy(app->mydir, configdir); strcat(app->mydir, "/colloquium"); if ( !g_file_test(app->mydir, G_FILE_TEST_IS_DIR) ) { /* Folder not created yet */ GFile *file = g_file_new_for_path(DATADIR"/demo.sc"); g_application_open(G_APPLICATION(app), &file, 1, ""); app->first_run = 1; g_object_unref(file); if ( g_mkdir(app->mydir, S_IRUSR | S_IWUSR | S_IXUSR) ) { fprintf(stderr, "Failed to create folder\n"); } } /* Read config file */ tmp = malloc(strlen(app->mydir)+32); if ( tmp != NULL ) { tmp[0] = '\0'; strcat(tmp, app->mydir); strcat(tmp, "/config"); /* Create default config file if it doesn't exist */ if ( !g_file_test(tmp, G_FILE_TEST_EXISTS) ) { create_config(tmp); } read_config(tmp, app); free(tmp); } } static void colloquium_shutdown(GApplication *app) { G_APPLICATION_CLASS(colloquium_parent_class)->shutdown(app); } static void colloquium_class_init(ColloquiumClass *class) { GApplicationClass *app_class = G_APPLICATION_CLASS(class); GObjectClass *object_class = G_OBJECT_CLASS(class); app_class->startup = colloquium_startup; app_class->shutdown = colloquium_shutdown; app_class->activate = colloquium_activate; app_class->open = colloquium_open; object_class->finalize = colloquium_finalize; } static void colloquium_init(Colloquium *app) { app->imagestore = NULL; app->hidepointer = 0; } static Colloquium *colloquium_new() { Colloquium *app; g_set_application_name("Colloquium"); app = g_object_new(colloquium_get_type(), "application-id", "uk.org.bitwiz.Colloquium", "flags", G_APPLICATION_HANDLES_OPEN, "register-session", TRUE, NULL); app->first_run = 0; /* Will be updated at "startup" if appropriate */ return app; } static void show_help(const char *s) { printf("Syntax: %s [options] []\n\n", s); printf( "A tiny presentation program.\n" "\n" " -h, --help Display this help message.\n" "\n"); } int main(int argc, char *argv[]) { int c; int status; Colloquium *app; /* Long options */ const struct option longopts[] = { {"help", 0, NULL, 'h'}, {0, 0, NULL, 0} }; /* Short options */ while ((c = getopt_long(argc, argv, "h", longopts, NULL)) != -1) { switch (c) { case 'h' : show_help(argv[0]); return 0; case 0 : break; default : return 1; } } #if !GLIB_CHECK_VERSION(2,36,0) g_type_init(); #endif app = colloquium_new(); status = g_application_run(G_APPLICATION(app), argc, argv); g_object_unref(app); return status; }