#include #include #include "net.h" #include "data.h" typedef struct _chat_widget_t { GtkWidget* page; GtkWidget* content; GtkWidget* entry; } chat_widget_t; // the GTK application is available as global variable static GtkApplication* app; // all GTK widgets are accessible in this file via global variables static GtkWidget* window; static GtkWidget* stack; // connector page static GtkStackPage* connector_page; static GtkWidget* connector_box; static GtkWidget* connector_jid_label; static GtkWidget* connector_jid_entry; static GtkWidget* connector_pwd_label; static GtkWidget* connector_pwd_entry; static GtkWidget* connector_button; // roster page static GtkStackPage* roster_page; static GtkWidget* roster_layout_box; static GtkWidget* roster_scrolled; static GtkWidget* roster_content_box; static GtkWidget* roster_button; static void quit_cb(void) { g_application_quit(G_APPLICATION(app)); } static void connect_cb(void) { const char* jid_text = gtk_editable_get_text(GTK_EDITABLE(connector_jid_entry)); const char* pwd_text = gtk_editable_get_text(GTK_EDITABLE(connector_pwd_entry)); gtk_stack_set_visible_child(GTK_STACK(stack), roster_layout_box); // just dummy output fprintf(stderr, "Connecting with:\nJID: %s\nPWD: %s\n", jid_text, pwd_text); net_connect(jid_text, pwd_text); } static void disconnect_cb(void) { gtk_stack_set_visible_child(GTK_STACK(stack), connector_box); // just dummy output fprintf(stderr, "Disconnected!\n"); net_disconnect(); } void send_message(chat_t* chat) { // cast void* to GUI-specific chat_widget_t* chat_widget_t* chat_widget = (chat_widget_t*)chat->widget; // get text of message and own JID const char* text = gtk_editable_get_text(GTK_EDITABLE(chat_widget->entry)); const char* self = gtk_editable_get_text(GTK_EDITABLE(connector_jid_entry)); // add message to datastructure and send it data_add_outgoing_message(self, text, chat); net_send_message(self, text, chat->jid); // clear text input GtkEntryBuffer* buffer; buffer = gtk_entry_get_buffer(GTK_ENTRY(chat_widget->entry)); gtk_entry_buffer_delete_text(buffer, 0, -1); } /* Set credentials from environment variables if given */ static void set_debug_credentials(GtkWidget* user, GtkWidget* pwd) { char* user_str = getenv("LIMOX_USER"); if (user_str != NULL) { GtkEntryBuffer* buffer; buffer = gtk_entry_get_buffer(GTK_ENTRY(user)); gtk_entry_buffer_set_text(buffer, user_str, -1); } char* pwd_str = getenv("LIMOX_PWD"); if (pwd_str != NULL) { gtk_editable_set_text(GTK_EDITABLE(pwd), pwd_str); } } static void build_static_widgets(void) { // main window with stack window = gtk_window_new(); gtk_window_set_title(GTK_WINDOW(window), "LimoX"); gtk_window_set_default_size(GTK_WINDOW(window), 800, 600); stack = gtk_stack_new(); gtk_window_set_child(GTK_WINDOW(window), stack); // connector page connector_box = gtk_box_new(GTK_ORIENTATION_VERTICAL, 20); connector_page = gtk_stack_add_child(GTK_STACK(stack), connector_box); connector_jid_label = gtk_label_new("XMPP address (JID)"); gtk_box_append(GTK_BOX(connector_box), connector_jid_label); connector_jid_entry = gtk_entry_new(); gtk_box_append(GTK_BOX(connector_box), connector_jid_entry); connector_pwd_label = gtk_label_new("Password"); gtk_box_append(GTK_BOX(connector_box), connector_pwd_label); connector_pwd_entry = gtk_password_entry_new(); gtk_box_append(GTK_BOX(connector_box), connector_pwd_entry); connector_button = gtk_button_new_with_label("Connect"); gtk_box_append(GTK_BOX(connector_box), connector_button); set_debug_credentials(connector_jid_entry, connector_pwd_entry); // roster page roster_layout_box = gtk_box_new(GTK_ORIENTATION_VERTICAL, 20); roster_page = gtk_stack_add_child(GTK_STACK(stack), roster_layout_box); roster_button = gtk_button_new_with_label("Disconnect"); gtk_box_append(GTK_BOX(roster_layout_box), roster_button); roster_scrolled = gtk_scrolled_window_new(); gtk_widget_set_vexpand(roster_scrolled, TRUE); roster_content_box = gtk_box_new(GTK_ORIENTATION_VERTICAL, 10); gtk_scrolled_window_set_child(GTK_SCROLLED_WINDOW(roster_scrolled), roster_content_box); gtk_box_append(GTK_BOX(roster_layout_box), roster_scrolled); } static void activate(void) { build_static_widgets(); // configure widgets gtk_window_set_application(GTK_WINDOW(window), app); g_signal_connect_swapped(window, "close-request", G_CALLBACK(quit_cb), app); g_signal_connect_swapped( connector_button, "clicked", G_CALLBACK(connect_cb), NULL); g_signal_connect_swapped( roster_button, "clicked", G_CALLBACK(disconnect_cb), NULL); gtk_widget_show(window); } static void idle_cb(void) { net_run_once(); } void gui_run(void) { #ifdef GTK_SRCDIR g_chdir(GTK_SRCDIR); #endif app = gtk_application_new("eu.xengineering.limox", G_APPLICATION_DEFAULT_FLAGS); g_signal_connect(app, "activate", G_CALLBACK(activate), NULL); g_idle_add(G_SOURCE_FUNC(idle_cb), NULL); g_application_run(G_APPLICATION(app), 0, NULL); g_object_unref(app); } static void to_roster(void) { gtk_stack_set_visible_child(GTK_STACK(stack), roster_layout_box); } void gui_add_chat_widget(chat_t* chat) { // allocate chat_widget_t and save as void* in given chat_t chat_widget_t* chat_widget = malloc(sizeof(chat_widget_t)); chat->widget = (void*)chat_widget; // create chat page (GtkBox) and add it to the stack GtkWidget* chat_layout_box = gtk_box_new(GTK_ORIENTATION_VERTICAL, 20); gtk_stack_add_child(GTK_STACK(stack), chat_layout_box); chat_widget->page = chat_layout_box; // create and add back button GtkWidget* back = gtk_button_new_with_label("back"); gtk_box_append(GTK_BOX(chat_layout_box), back); g_signal_connect_swapped(back, "clicked", G_CALLBACK(to_roster), NULL); // create and add scrolled window GtkWidget* scrolled = gtk_scrolled_window_new(); gtk_widget_set_vexpand(scrolled, TRUE); gtk_box_append(GTK_BOX(chat_layout_box), scrolled); // create and add content box for dynamic message widgets GtkWidget* chat_content_box = gtk_box_new(GTK_ORIENTATION_VERTICAL, 5); gtk_scrolled_window_set_child(GTK_SCROLLED_WINDOW(scrolled), chat_content_box); chat_widget->content = chat_content_box; // create and add text input field GtkWidget* text_entry = gtk_entry_new(); gtk_box_append(GTK_BOX(chat_layout_box), text_entry); chat_widget->entry = text_entry; // create and add send button GtkWidget* send_button = gtk_button_new_with_label("send"); gtk_box_append(GTK_BOX(chat_layout_box), send_button); g_signal_connect_swapped(send_button, "clicked", G_CALLBACK(send_message), chat); } void gui_add_message_widget(message_t* message, chat_t* chat) { const char* connector = "\n"; char* label_content = malloc(sizeof(char)*(strlen(message->sender_jid) + strlen(connector) + strlen(message->content))); sprintf(label_content, "%s%s%s", message->sender_jid, connector, message->content); GtkWidget* label = gtk_label_new(label_content); gtk_label_set_wrap(GTK_LABEL(label), TRUE); gtk_label_set_selectable(GTK_LABEL(label), TRUE); message->widget = (void*)label; chat_widget_t* chat_widget = (chat_widget_t*)chat->widget; gtk_box_append(GTK_BOX(chat_widget->content), label); free(label_content); } static void to_chat(chat_t* chat) { chat_widget_t* chat_widget = (chat_widget_t*)chat->widget; gtk_stack_set_visible_child(GTK_STACK(stack), chat_widget->page); } void gui_add_roster_item_widget(roster_item_t* item) { // print debug message if (item->name) { fprintf(stderr, "roster item: %s, %s, sub:%d\n", item->name, item->jid, item->sub); } else { fprintf(stderr, "roster item: (no name), %s, sub:%d\n", item->jid, item->sub); } // create widget for roster item GtkWidget* roster_item_widget; if (item->name == NULL || strcmp(item->name, "") == 0) { roster_item_widget = gtk_button_new_with_label(item->jid); } else { roster_item_widget = gtk_button_new_with_label(item->name); } // add roster item widget to roster page gtk_box_append(GTK_BOX(roster_content_box), roster_item_widget); g_signal_connect_swapped(roster_item_widget, "clicked", G_CALLBACK(to_chat), item->chat); }