panthera-www.cc
C++ source, ASCII text
1#include "gpanthera.hh" 2#include <gtkmm.h> 3#include <glibmm.h> 4#include <glibmm/ustring.h> 5#include <iostream> 6#include <memory> 7#include <libintl.h> 8#include <locale.h> 9#include <gtk/gtk.h> 10#include <gdk/gdk.h> 11#include <webkit/webkit.h> 12#include <fstream> 13 14class WebPage : public Gtk::Box { 15 16}; 17 18class PantheraWww : public Gtk::Application { 19Gtk::Window *window = Gtk::make_managed<Gtk::Window>(); 20protected: 21std::shared_ptr<gPanthera::LayoutManager> layout_manager; 22std::shared_ptr<gPanthera::ContentManager> content_manager; 23Gtk::Entry *url_bar = nullptr; 24std::string cookie_file = "cookies.txt"; 25 26static void notify_callback(GObject *object, GParamSpec *pspec, gpointer data) { 27if(!gtk_widget_get_parent(GTK_WIDGET(object))) { 28return; 29} 30auto parent = gtk_widget_get_parent(gtk_widget_get_parent(GTK_WIDGET(object))); 31if(auto page = dynamic_cast<gPanthera::ContentPage*>(Glib::wrap(parent))) { 32if(g_strcmp0(pspec->name, "title") == 0) { 33if(auto label = dynamic_cast<Gtk::Label*>(page->tab_widget)) { 34label->set_label(webkit_web_view_get_title(WEBKIT_WEB_VIEW(object))); 35} 36} 37} 38} 39 40static void notify_focused_callback(GObject *object, GParamSpec *pspec, gpointer data) { 41if(!gtk_widget_get_parent(GTK_WIDGET(object))) { 42return; 43} 44auto this_ = static_cast<PantheraWww*>(data); 45auto parent = gtk_widget_get_parent(gtk_widget_get_parent(GTK_WIDGET(object))); 46if(auto page = dynamic_cast<gPanthera::ContentPage*>(Glib::wrap(parent))) { 47if(g_strcmp0(pspec->name, "uri") == 0) { 48this_->url_bar->set_text(webkit_web_view_get_uri(WEBKIT_WEB_VIEW(object))); 49} 50} 51} 52 53static void on_back_pressed(GtkGestureClick *gesture, int n_press, double x, double y, gpointer user_data) { 54WebKitWebView *webview = WEBKIT_WEB_VIEW(user_data); 55webkit_web_view_go_back(webview); 56} 57 58static void on_forward_pressed(GtkGestureClick *gesture, int n_press, double x, double y, gpointer user_data) { 59WebKitWebView *webview = WEBKIT_WEB_VIEW(user_data); 60webkit_web_view_go_forward(webview); 61} 62 63void on_new_tab(gPanthera::ContentStack *stack) { 64if(!stack) { 65// Find the current area 66stack = content_manager->get_last_operated_page()->get_stack(); 67} 68 69WebKitWebView *webview = WEBKIT_WEB_VIEW(webkit_web_view_new()); 70gtk_widget_set_hexpand(GTK_WIDGET(webview), true); 71gtk_widget_set_vexpand(GTK_WIDGET(webview), true); 72auto page_content = Gtk::make_managed<Gtk::Box>(); 73gtk_box_append(page_content->gobj(), GTK_WIDGET(webview)); 74auto page_tab = new Gtk::Label("Untitled"); 75auto page = Gtk::make_managed<gPanthera::ContentPage>(content_manager, stack, page_content, page_tab); 76g_signal_connect(webview, "notify", G_CALLBACK(notify_callback), page->gobj()); 77webkit_web_view_load_uri(webview, "about:blank"); 78auto cookie_manager = webkit_network_session_get_cookie_manager(webkit_web_view_get_network_session(webview)); 79webkit_cookie_manager_set_persistent_storage(cookie_manager, cookie_file.c_str(), WEBKIT_COOKIE_PERSISTENT_STORAGE_TEXT); 80webkit_cookie_manager_set_accept_policy(cookie_manager, WEBKIT_COOKIE_POLICY_ACCEPT_ALWAYS); 81GtkEventController *click_controller_back = GTK_EVENT_CONTROLLER(gtk_gesture_click_new()); 82gtk_gesture_single_set_button(GTK_GESTURE_SINGLE(click_controller_back), 8); 83g_signal_connect(click_controller_back, "pressed", G_CALLBACK(on_back_pressed), webview); 84gtk_widget_add_controller(GTK_WIDGET(webview), click_controller_back); 85 86GtkEventController *click_controller_forward = GTK_EVENT_CONTROLLER(gtk_gesture_click_new()); 87gtk_gesture_single_set_button(GTK_GESTURE_SINGLE(click_controller_forward), 9); 88g_signal_connect(click_controller_forward, "pressed", G_CALLBACK(on_forward_pressed), webview); 89gtk_widget_add_controller(GTK_WIDGET(webview), click_controller_forward); 90 91stack->add_page(*page); 92stack->set_visible_child(*page); 93content_manager->set_last_operated_page(page); 94} 95 96void on_startup() override { 97Gtk::Application::on_startup(); 98add_window(*window); 99window->set_default_size(600, 400); 100layout_manager = std::make_shared<gPanthera::LayoutManager>(); 101auto dock_stack_1 = Gtk::make_managed<gPanthera::DockStack>(layout_manager, "One", "one"); 102auto switcher_1 = Gtk::make_managed<gPanthera::DockStackSwitcher>(dock_stack_1, Gtk::Orientation::HORIZONTAL); 103auto dock_stack_2 = Gtk::make_managed<gPanthera::DockStack>(layout_manager, "Two", "two"); 104auto switcher_2 = Gtk::make_managed<gPanthera::DockStackSwitcher>(dock_stack_2, Gtk::Orientation::VERTICAL); 105auto pane_1_content = Gtk::make_managed<Gtk::Box>(Gtk::Orientation::VERTICAL, 0); 106auto debug_button = Gtk::make_managed<Gtk::Button>("Debug"); 107pane_1_content->append(*debug_button); 108auto pane_2_content = Gtk::make_managed<Gtk::Box>(Gtk::Orientation::VERTICAL, 0); 109pane_2_content->append(*Gtk::make_managed<Gtk::Label>("Pane 2 content")); 110auto pane_3_content = Gtk::make_managed<Gtk::Box>(Gtk::Orientation::VERTICAL, 0); 111pane_3_content->append(*Gtk::make_managed<Gtk::Label>("Pane 3 content")); 112auto pane_1_icon = Gtk::make_managed<Gtk::Image>(); 113pane_1_icon->set_from_icon_name("go-home-symbolic"); 114auto pane_2_icon = Gtk::make_managed<Gtk::Image>(); 115pane_2_icon->set_from_icon_name("folder-symbolic"); 116auto pane_3_icon = Gtk::make_managed<Gtk::Image>(); 117pane_3_icon->set_from_icon_name("network-transmit-receive-symbolic"); 118auto pane_1 = Gtk::make_managed<gPanthera::DockablePane>(layout_manager, *pane_1_content, "pane1", "Pane 1", pane_1_icon); 119auto pane_2 = Gtk::make_managed<gPanthera::DockablePane>(layout_manager, *pane_2_content, "pane2", "Pane 2", pane_2_icon); 120auto pane_3 = Gtk::make_managed<gPanthera::DockablePane>(layout_manager, *pane_3_content, "pane3", "Pane 3", pane_3_icon); 121 122dock_stack_1->set_transition_type(Gtk::StackTransitionType::SLIDE_LEFT_RIGHT); 123dock_stack_1->set_transition_duration(125); 124dock_stack_1->set_expand(true); 125dock_stack_2->set_transition_type(Gtk::StackTransitionType::SLIDE_UP_DOWN); 126dock_stack_2->set_transition_duration(125); 127dock_stack_2->set_expand(true); 128 129auto outer_grid = Gtk::make_managed<Gtk::Grid>(); 130outer_grid->attach(*switcher_2, 0, 1, 1, 1); 131outer_grid->attach(*switcher_1, 1, 2, 1, 1); 132auto outer_paned = Gtk::make_managed<Gtk::Paned>(Gtk::Orientation::HORIZONTAL); 133outer_paned->set_start_child(*dock_stack_2); 134auto inner_paned = Gtk::make_managed<Gtk::Paned>(Gtk::Orientation::VERTICAL); 135auto content = Gtk::make_managed<Gtk::Box>(Gtk::Orientation::VERTICAL, 0); 136content_manager = std::make_shared<gPanthera::ContentManager>(); 137std::function<bool(gPanthera::ContentPage*)> detach_handler; 138detach_handler = [](gPanthera::ContentPage *widget) { 139auto new_stack = Gtk::make_managed<gPanthera::ContentStack>(widget->content_manager, widget->get_stack()->get_detach_handler()); 140auto new_switcher = Gtk::make_managed<gPanthera::ContentTabBar>(new_stack, Gtk::Orientation::HORIZONTAL, dynamic_cast<gPanthera::ContentTabBar*>(widget->get_stack()->get_parent()->get_first_child())->get_extra_child_function()); 141auto new_notebook = Gtk::make_managed<gPanthera::ContentNotebook>(new_stack, new_switcher); 142auto window = new gPanthera::ContentWindow(new_notebook); 143widget->redock(new_stack); 144window->present(); 145new_stack->signal_leave_empty.connect([window]() { 146window->close(); 147delete window; 148}); 149return true; 150}; 151 152auto return_extra_child = [this](gPanthera::ContentTabBar *switcher) { 153auto new_tab_button = Gtk::make_managed<Gtk::Button>(); 154new_tab_button->set_child(*Gtk::make_managed<Gtk::Image>(Gio::Icon::create("list-add-symbolic"))); 155new_tab_button->set_tooltip_text("New tab"); 156new_tab_button->signal_clicked().connect([this, switcher]() { 157on_new_tab(switcher->get_stack()); 158}); 159return new_tab_button; 160}; 161auto content_stack = Gtk::make_managed<gPanthera::ContentStack>(content_manager, detach_handler); 162auto content_stack_switcher = Gtk::make_managed<gPanthera::ContentTabBar>(content_stack, Gtk::Orientation::HORIZONTAL, return_extra_child); 163content_manager->add_stack(content_stack); 164WebKitWebView *webview = WEBKIT_WEB_VIEW(webkit_web_view_new()); // for some reason, this has to be created 165content->set_name("content_box"); 166auto content_notebook = Gtk::make_managed<gPanthera::ContentNotebook>(content_stack, content_stack_switcher, Gtk::PositionType::TOP); 167content->append(*content_notebook); 168inner_paned->set_start_child(*content); 169inner_paned->set_end_child(*dock_stack_1); 170outer_paned->set_end_child(*inner_paned); 171outer_grid->attach(*outer_paned, 1, 1, 1, 1); 172auto main_toolbar = Gtk::make_managed<Gtk::Box>(Gtk::Orientation::HORIZONTAL, 8); 173url_bar = Gtk::make_managed<Gtk::Entry>(); 174url_bar->set_placeholder_text("Enter URL"); 175url_bar->set_hexpand(true); 176auto go_button = Gtk::make_managed<Gtk::Button>("Go"); 177main_toolbar->append(*url_bar); 178main_toolbar->append(*go_button); 179outer_grid->attach(*main_toolbar, 0, 0, 2, 1); 180auto load_url_callback = [this]() { 181auto page = content_manager->get_last_operated_page(); 182if(page) { 183if(auto webview = WEBKIT_WEB_VIEW(page->get_child()->get_first_child()->gobj())) { 184webkit_web_view_load_uri(webview, url_bar->get_text().c_str()); 185} 186} 187}; 188go_button->signal_clicked().connect(load_url_callback); 189url_bar->signal_activate().connect(load_url_callback); 190content_manager->signal_page_operated.connect([this](gPanthera::ContentPage *page) { 191if(!page->get_child()) { 192return; 193} 194if(!page->get_child()->get_first_child()) { 195return; 196} 197url_bar->set_text(webkit_web_view_get_uri(WEBKIT_WEB_VIEW(page->get_child()->get_first_child()->gobj()))); 198guint url_update_handler = g_signal_connect(page->get_child()->get_first_child()->gobj(), "notify", G_CALLBACK(notify_focused_callback), this); 199std::shared_ptr<sigc::connection> control_signal_handler = std::make_shared<sigc::connection>(); 200*control_signal_handler = page->signal_control_status_changed.connect([this, page, control_signal_handler, url_update_handler](bool controlled) { 201if(!controlled) { 202control_signal_handler->disconnect(); 203g_signal_handler_disconnect(page->get_child()->get_first_child()->gobj(), url_update_handler); 204} 205}); 206}); 207window->set_child(*outer_grid); 208debug_button->signal_clicked().connect([this]() { 209if(content_manager->get_last_operated_page()) { 210std::cout << "Last operated page: " << content_manager->get_last_operated_page()->get_name() << std::endl; 211} else { 212std::cout << "No page operated!" << std::endl; 213} 214}); 215// TODO: Use the last operated page and allow opening tabs next to the last operated page using certain panes 216// Load the existing layout, if it exists 217std::ifstream layout_file_in("layout.json"); 218if(layout_file_in) { 219std::string layout_json((std::istreambuf_iterator<char>(layout_file_in)), std::istreambuf_iterator<char>()); 220layout_file_in.close(); 221layout_manager->restore_json_layout(layout_json); 222} else { 223// Create a new layout if the file doesn't exist 224layout_file_in.close(); 225 226dock_stack_1->add_pane(*pane_1); 227dock_stack_1->add_pane(*pane_3); 228dock_stack_2->add_pane(*pane_2); 229 230std::ofstream layout_file_out("layout.json"); 231layout_file_out << layout_manager->get_layout_as_json(); 232layout_file_out.close(); 233} 234// Save the layout when changed 235layout_manager->signal_pane_moved.connect([this](gPanthera::DockablePane *pane) { 236std::ofstream layout_file_out("layout.json"); 237layout_file_out << layout_manager->get_layout_as_json(); 238layout_file_out.close(); 239std::cout << "Layout changed: " << layout_manager->get_layout_as_json() << std::endl; 240}); 241 242auto new_tab_action = Gio::SimpleAction::create("new_tab"); 243new_tab_action->signal_activate().connect([this](const Glib::VariantBase&) { 244on_new_tab(nullptr); 245}); 246add_action(new_tab_action); 247set_accels_for_action("app.new_tab", {"<Primary>T"}); 248auto close_tab_action = Gio::SimpleAction::create("close_tab"); 249close_tab_action->signal_activate().connect([this](const Glib::VariantBase&) { 250auto page = content_manager->get_last_operated_page(); 251if(page) { 252page->close(); 253} 254}); 255add_action(close_tab_action); 256set_accels_for_action("app.close_tab", {"<Primary>W"}); 257} 258 259void on_activate() override { 260window->present(); 261} 262public: 263static Glib::RefPtr<PantheraWww> create() { 264return Glib::make_refptr_for_instance<PantheraWww>(new PantheraWww()); 265} 266}; 267 268int main(int argc, char *argv[]) { 269gPanthera::init(); 270auto app = PantheraWww::create(); 271return app->run(argc, argv); 272} 273