#include #include static void show_about_dialog(GtkWidget *widget, gpointer data) { GtkWidget *dialog = gtk_about_dialog_new(); gtk_about_dialog_set_program_name(GTK_ABOUT_DIALOG(dialog), "Simple Browser"); gtk_about_dialog_set_version(GTK_ABOUT_DIALOG(dialog), "1.0"); gtk_about_dialog_set_comments(GTK_ABOUT_DIALOG(dialog), "A simple GTK3 WebKit2 based browser"); gtk_dialog_run(GTK_DIALOG(dialog)); gtk_widget_destroy(dialog); } static void go_back(GtkWidget *widget, WebKitWebView *web_view) { g_print("Back button clicked\n"); if (webkit_web_view_can_go_back(web_view)) { g_print("Going back\n"); webkit_web_view_go_back(web_view); } else { g_print("Cannot go back\n"); } } static void go_forward(GtkWidget *widget, WebKitWebView *web_view) { g_print("Forward button clicked\n"); if (webkit_web_view_can_go_forward(web_view)) { g_print("Going forward\n"); webkit_web_view_go_forward(web_view); } else { g_print("Cannot go forward\n"); } } static void zoom_in(GtkWidget *widget, WebKitWebView *web_view) { gdouble zoom_level = webkit_web_view_get_zoom_level(web_view); zoom_level += 0.1; webkit_web_view_set_zoom_level(web_view, zoom_level); g_print("Zoomed in. New zoom level: %.1f\n", zoom_level); } static void zoom_out(GtkWidget *widget, WebKitWebView *web_view) { gdouble zoom_level = webkit_web_view_get_zoom_level(web_view); zoom_level -= 0.1; webkit_web_view_set_zoom_level(web_view, zoom_level); g_print("Zoomed out. New zoom level: %.1f\n", zoom_level); } static void print_web_view(GtkWidget *widget, WebKitWebView *web_view) { WebKitPrintOperation *print_operation = webkit_print_operation_new(web_view); webkit_print_operation_run_dialog(print_operation, GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(web_view)))); g_object_unref(print_operation); } static void save_web_view_callback(GObject *source_object, GAsyncResult *res, gpointer user_data) { WebKitJavascriptResult *js_result; GError *error = NULL; js_result = webkit_web_view_run_javascript_finish(WEBKIT_WEB_VIEW(source_object), res, &error); if (!js_result) { g_print("Error running JavaScript: %s\n", error->message); g_error_free(error); return; } JSCValue *value = webkit_javascript_result_get_js_value(js_result); if (jsc_value_is_string(value)) { gchar *str_value = jsc_value_to_string(value); gchar *filename = (gchar *)user_data; if (g_file_set_contents(filename, str_value, -1, &error)) { g_print("File saved successfully: %s\n", filename); } else { g_print("Error saving file: %s\n", error->message); g_error_free(error); } g_free(str_value); g_free(filename); } webkit_javascript_result_unref(js_result); } static void save_web_view(GtkWidget *widget, WebKitWebView *web_view) { g_print("Save function called\n"); GtkWidget *dialog; GtkFileChooser *chooser; GtkFileChooserAction action = GTK_FILE_CHOOSER_ACTION_SAVE; gint res; dialog = gtk_file_chooser_dialog_new("Save File", GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(web_view))), action, "_Cancel", GTK_RESPONSE_CANCEL, "_Save", GTK_RESPONSE_ACCEPT, NULL); chooser = GTK_FILE_CHOOSER(dialog); gtk_file_chooser_set_do_overwrite_confirmation(chooser, TRUE); gtk_file_chooser_set_current_name(chooser, "webpage.html"); g_print("File chooser dialog created\n"); res = gtk_dialog_run(GTK_DIALOG(dialog)); if (res == GTK_RESPONSE_ACCEPT) { char *filename; filename = gtk_file_chooser_get_filename(chooser); g_print("Selected filename: %s\n", filename); const char *script = "document.documentElement.outerHTML;"; webkit_web_view_run_javascript(web_view, script, NULL, save_web_view_callback, g_strdup(filename)); g_print("Save operation initiated\n"); } else { g_print("Save operation cancelled\n"); } gtk_widget_destroy(dialog); g_print("Save function completed\n"); } static void update_address_bar(WebKitWebView *web_view, GtkWidget *address_bar) { const gchar *uri = webkit_web_view_get_uri(web_view); if (uri) { gtk_entry_set_text(GTK_ENTRY(address_bar), uri); } } static void web_view_load_changed(WebKitWebView *web_view, WebKitLoadEvent load_event, gpointer user_data) { if (load_event == WEBKIT_LOAD_FINISHED) { update_address_bar(web_view, GTK_WIDGET(user_data)); } } static void load_url(GtkEntry *entry, gpointer user_data) { const gchar *url = gtk_entry_get_text(entry); g_print("Loading URL: %s\n", url); if (g_str_has_prefix(url, "http://") || g_str_has_prefix(url, "https://")) { webkit_web_view_load_uri(WEBKIT_WEB_VIEW(user_data), url); } else { gchar *search_url = g_strdup_printf("https://www.google.com/search?q=%s", url); webkit_web_view_load_uri(WEBKIT_WEB_VIEW(user_data), search_url); g_free(search_url); } } int main(int argc, char *argv[]) { gtk_init(&argc, &argv); GtkWidget *window; GtkWidget *vbox; GtkWidget *menubar; GtkWidget *filemenu; GtkWidget *file; GtkWidget *save; GtkWidget *print; GtkWidget *quit; GtkWidget *helpmenu; GtkWidget *help; GtkWidget *about; GtkWidget *toolbar; GtkToolItem *back_button; GtkToolItem *forward_button; GtkToolItem *zoom_in_button; GtkToolItem *zoom_out_button; GtkWidget *address_bar; GtkWidget *web_view; window = gtk_window_new(GTK_WINDOW_TOPLEVEL); gtk_window_set_default_size(GTK_WINDOW(window), 800, 600); gtk_window_set_title(GTK_WINDOW(window), "Simple Browser"); vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0); gtk_container_add(GTK_CONTAINER(window), vbox); menubar = gtk_menu_bar_new(); filemenu = gtk_menu_new(); helpmenu = gtk_menu_new(); file = gtk_menu_item_new_with_label("File"); save = gtk_menu_item_new_with_label("Save"); print = gtk_menu_item_new_with_label("Print"); quit = gtk_menu_item_new_with_label("Quit"); help = gtk_menu_item_new_with_label("Help"); about = gtk_menu_item_new_with_label("About"); gtk_menu_item_set_submenu(GTK_MENU_ITEM(file), filemenu); gtk_menu_shell_append(GTK_MENU_SHELL(filemenu), save); gtk_menu_shell_append(GTK_MENU_SHELL(filemenu), print); gtk_menu_shell_append(GTK_MENU_SHELL(filemenu), quit); gtk_menu_shell_append(GTK_MENU_SHELL(menubar), file); gtk_menu_item_set_submenu(GTK_MENU_ITEM(help), helpmenu); gtk_menu_shell_append(GTK_MENU_SHELL(helpmenu), about); gtk_menu_shell_append(GTK_MENU_SHELL(menubar), help); gtk_box_pack_start(GTK_BOX(vbox), menubar, FALSE, FALSE, 0); toolbar = gtk_toolbar_new(); gtk_toolbar_set_style(GTK_TOOLBAR(toolbar), GTK_TOOLBAR_ICONS); back_button = gtk_tool_button_new(gtk_image_new_from_icon_name("go-previous", GTK_ICON_SIZE_SMALL_TOOLBAR), "Back"); gtk_toolbar_insert(GTK_TOOLBAR(toolbar), back_button, -1); forward_button = gtk_tool_button_new(gtk_image_new_from_icon_name("go-next", GTK_ICON_SIZE_SMALL_TOOLBAR), "Forward"); gtk_toolbar_insert(GTK_TOOLBAR(toolbar), forward_button, -1); zoom_in_button = gtk_tool_button_new(gtk_image_new_from_icon_name("zoom-in", GTK_ICON_SIZE_SMALL_TOOLBAR), "Zoom In"); gtk_toolbar_insert(GTK_TOOLBAR(toolbar), zoom_in_button, -1); zoom_out_button = gtk_tool_button_new(gtk_image_new_from_icon_name("zoom-out", GTK_ICON_SIZE_SMALL_TOOLBAR), "Zoom Out"); gtk_toolbar_insert(GTK_TOOLBAR(toolbar), zoom_out_button, -1); address_bar = gtk_entry_new(); GtkToolItem *address_item = gtk_tool_item_new(); gtk_container_add(GTK_CONTAINER(address_item), address_bar); gtk_tool_item_set_expand(address_item, TRUE); gtk_toolbar_insert(GTK_TOOLBAR(toolbar), address_item, -1); gtk_box_pack_start(GTK_BOX(vbox), toolbar, FALSE, FALSE, 0); web_view = webkit_web_view_new(); gtk_box_pack_start(GTK_BOX(vbox), web_view, TRUE, TRUE, 0); g_signal_connect(back_button, "clicked", G_CALLBACK(go_back), web_view); g_signal_connect(forward_button, "clicked", G_CALLBACK(go_forward), web_view); g_signal_connect(zoom_in_button, "clicked", G_CALLBACK(zoom_in), web_view); g_signal_connect(zoom_out_button, "clicked", G_CALLBACK(zoom_out), web_view); g_signal_connect(address_bar, "activate", G_CALLBACK(load_url), web_view); g_signal_connect(about, "activate", G_CALLBACK(show_about_dialog), NULL); g_signal_connect(print, "activate", G_CALLBACK(print_web_view), web_view); g_signal_connect(save, "activate", G_CALLBACK(save_web_view), web_view); g_signal_connect(quit, "activate", G_CALLBACK(gtk_main_quit), NULL); g_signal_connect(window, "destroy", G_CALLBACK(gtk_main_quit), NULL); g_signal_connect(web_view, "load-changed", G_CALLBACK(web_view_load_changed), address_bar); webkit_web_view_load_uri(WEBKIT_WEB_VIEW(web_view), "https://www.google.com"); update_address_bar(WEBKIT_WEB_VIEW(web_view), address_bar); gtk_widget_show_all(window); g_print("Starting GTK main loop\n"); gtk_main(); return 0; }