#include <gtk/gtk.h>
#include <webkit2/webkit2.h>
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 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(GtkWidget *widget, WebKitWebView *web_view) {
const gchar *url = gtk_entry_get_text(GTK_ENTRY(widget));
g_print("Loading URL: %s\n", url);
webkit_web_view_load_uri(web_view, 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;
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);
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(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;
}
