C++ source, ASCII text
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#include "gpanthera.hh"
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#include <gtkmm.h>
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#include <glibmm.h>
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#include <glibmm/ustring.h>
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#include <iostream>
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#include <memory>
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#include <libintl.h>
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#include <locale.h>
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#include <gtk/gtk.h>
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#include <gdk/gdk.h>
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#include <webkit/webkit.h>
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#include <fstream>
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class PantheraWww : public Gtk::Application {
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Gtk::Window *window = Gtk::make_managed<Gtk::Window>();
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protected:
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std::shared_ptr<gPanthera::LayoutManager> layout_manager;
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std::shared_ptr<gPanthera::ContentManager> content_manager;
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static void notify_callback(GObject *object, GParamSpec *pspec, gpointer data) {
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if(!gtk_widget_get_parent(GTK_WIDGET(object))) {
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return;
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}
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auto parent = gtk_widget_get_parent(gtk_widget_get_parent(GTK_WIDGET(object)));
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if(auto page = dynamic_cast<gPanthera::ContentPage*>(Glib::wrap(parent))) {
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if(g_strcmp0(pspec->name, "title") == 0) {
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if(auto label = dynamic_cast<Gtk::Label*>(page->tab_widget)) {
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label->set_label(webkit_web_view_get_title(WEBKIT_WEB_VIEW(object)));
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}
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}
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}
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}
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void on_new_tab(gPanthera::ContentStack *stack) {
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if(!stack) {
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// Find the current area
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stack = content_manager->get_last_operated_page()->get_stack();
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}
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WebKitWebView *webview = WEBKIT_WEB_VIEW(webkit_web_view_new());
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gtk_widget_set_hexpand(GTK_WIDGET(webview), true);
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gtk_widget_set_vexpand(GTK_WIDGET(webview), true);
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auto page_content = Gtk::make_managed<Gtk::Box>();
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gtk_box_append(page_content->gobj(), GTK_WIDGET(webview));
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auto page_tab = new Gtk::Label("Untitled");
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auto page = Gtk::make_managed<gPanthera::ContentPage>(content_manager, stack, page_content, page_tab);
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g_signal_connect(webview, "notify", G_CALLBACK(notify_callback), page->gobj());
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webkit_web_view_load_uri(webview, "about:blank");
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stack->add_page(*page);
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stack->set_visible_child(*page);
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content_manager->set_last_operated_page(page);
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}
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void on_startup() override {
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Gtk::Application::on_startup();
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add_window(*window);
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window->set_default_size(600, 400);
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layout_manager = std::make_shared<gPanthera::LayoutManager>();
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auto dock_stack_1 = Gtk::make_managed<gPanthera::DockStack>(layout_manager, "One", "one");
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auto switcher_1 = Gtk::make_managed<gPanthera::DockStackSwitcher>(dock_stack_1, Gtk::Orientation::HORIZONTAL);
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auto dock_stack_2 = Gtk::make_managed<gPanthera::DockStack>(layout_manager, "Two", "two");
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auto switcher_2 = Gtk::make_managed<gPanthera::DockStackSwitcher>(dock_stack_2, Gtk::Orientation::VERTICAL);
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auto pane_1_content = Gtk::make_managed<Gtk::Box>(Gtk::Orientation::VERTICAL, 0);
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auto debug_button = Gtk::make_managed<Gtk::Button>("Debug");
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pane_1_content->append(*debug_button);
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auto pane_2_content = Gtk::make_managed<Gtk::Box>(Gtk::Orientation::VERTICAL, 0);
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pane_2_content->append(*Gtk::make_managed<Gtk::Label>("Pane 2 content"));
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auto pane_3_content = Gtk::make_managed<Gtk::Box>(Gtk::Orientation::VERTICAL, 0);
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pane_3_content->append(*Gtk::make_managed<Gtk::Label>("Pane 3 content"));
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auto pane_1_icon = Gtk::make_managed<Gtk::Image>();
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pane_1_icon->set_from_icon_name("go-home-symbolic");
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auto pane_2_icon = Gtk::make_managed<Gtk::Image>();
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pane_2_icon->set_from_icon_name("folder-symbolic");
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auto pane_3_icon = Gtk::make_managed<Gtk::Image>();
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pane_3_icon->set_from_icon_name("network-transmit-receive-symbolic");
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auto pane_1 = Gtk::make_managed<gPanthera::DockablePane>(layout_manager, *pane_1_content, "pane1", "Pane 1", pane_1_icon);
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auto pane_2 = Gtk::make_managed<gPanthera::DockablePane>(layout_manager, *pane_2_content, "pane2", "Pane 2", pane_2_icon);
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auto pane_3 = Gtk::make_managed<gPanthera::DockablePane>(layout_manager, *pane_3_content, "pane3", "Pane 3", pane_3_icon);
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dock_stack_1->set_transition_type(Gtk::StackTransitionType::SLIDE_LEFT_RIGHT);
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dock_stack_1->set_transition_duration(125);
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dock_stack_1->set_expand(true);
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dock_stack_2->set_transition_type(Gtk::StackTransitionType::SLIDE_UP_DOWN);
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dock_stack_2->set_transition_duration(125);
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dock_stack_2->set_expand(true);
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auto outer_grid = Gtk::make_managed<Gtk::Grid>();
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outer_grid->attach(*switcher_2, 0, 1, 1, 1);
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outer_grid->attach(*switcher_1, 1, 2, 1, 1);
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auto outer_paned = Gtk::make_managed<Gtk::Paned>(Gtk::Orientation::HORIZONTAL);
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outer_paned->set_start_child(*dock_stack_2);
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auto inner_paned = Gtk::make_managed<Gtk::Paned>(Gtk::Orientation::VERTICAL);
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auto content = Gtk::make_managed<Gtk::Box>(Gtk::Orientation::VERTICAL, 0);
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content_manager = std::make_shared<gPanthera::ContentManager>();
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std::function<bool(gPanthera::ContentPage*)> detach_handler;
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detach_handler = [](gPanthera::ContentPage *widget) {
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auto new_stack = Gtk::make_managed<gPanthera::ContentStack>(widget->content_manager, widget->get_stack()->get_detach_handler());
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auto 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());
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auto new_notebook = Gtk::make_managed<gPanthera::ContentNotebook>(new_stack, new_switcher);
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auto window = new gPanthera::ContentWindow(new_notebook);
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widget->redock(new_stack);
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window->present();
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new_stack->signal_leave_empty.connect([window]() {
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window->close();
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delete window;
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});
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return true;
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};
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auto return_extra_child = [this](gPanthera::ContentTabBar *switcher) {
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auto new_tab_button = Gtk::make_managed<Gtk::Button>();
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new_tab_button->set_child(*Gtk::make_managed<Gtk::Image>(Gio::Icon::create("list-add-symbolic")));
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new_tab_button->set_tooltip_text("New tab");
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new_tab_button->signal_clicked().connect([this, switcher]() {
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on_new_tab(switcher->get_stack());
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});
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return new_tab_button;
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};
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auto content_stack = Gtk::make_managed<gPanthera::ContentStack>(content_manager, detach_handler);
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auto content_stack_switcher = Gtk::make_managed<gPanthera::ContentTabBar>(content_stack, Gtk::Orientation::HORIZONTAL, return_extra_child);
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content_manager->add_stack(content_stack);
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WebKitWebView *webview = WEBKIT_WEB_VIEW(webkit_web_view_new());
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webkit_web_view_load_uri(webview, "https://www.example.com");
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gtk_widget_set_hexpand(GTK_WIDGET(webview), true);
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gtk_widget_set_vexpand(GTK_WIDGET(webview), true);
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auto page_1_content = Gtk::make_managed<Gtk::Box>();
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gtk_box_append(page_1_content->gobj(), GTK_WIDGET(webview));
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auto page_1_tab = new Gtk::Label("Page 1");
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auto page_1 = Gtk::make_managed<gPanthera::ContentPage>(content_manager, content_stack, page_1_content, page_1_tab);
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auto page_2_content = Gtk::make_managed<Gtk::Label>("Page 2...");
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auto page_2_tab = new Gtk::Label("Page 2");
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auto page_2 = Gtk::make_managed<gPanthera::ContentPage>(content_manager, content_stack, page_2_content, page_2_tab);
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content->set_name("content_box");
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auto content_notebook = Gtk::make_managed<gPanthera::ContentNotebook>(content_stack, content_stack_switcher, Gtk::PositionType::TOP);
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content->append(*content_notebook);
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inner_paned->set_start_child(*content);
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inner_paned->set_end_child(*dock_stack_1);
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outer_paned->set_end_child(*inner_paned);
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outer_grid->attach(*outer_paned, 1, 1, 1, 1);
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window->set_child(*outer_grid);
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debug_button->signal_clicked().connect([this]() {
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if(content_manager->get_last_operated_page()) {
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std::cout << "Last operated page: " << content_manager->get_last_operated_page()->get_name() << std::endl;
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} else {
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std::cout << "No page operated!" << std::endl;
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}
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});
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// TODO: Use the last operated page and allow opening tabs next to the last operated page using certain panes
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// Load the existing layout, if it exists
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std::ifstream layout_file_in("layout.json");
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if(layout_file_in) {
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std::string layout_json((std::istreambuf_iterator<char>(layout_file_in)), std::istreambuf_iterator<char>());
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layout_file_in.close();
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layout_manager->restore_json_layout(layout_json);
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} else {
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// Create a new layout if the file doesn't exist
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layout_file_in.close();
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dock_stack_1->add_pane(*pane_1);
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dock_stack_1->add_pane(*pane_3);
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dock_stack_2->add_pane(*pane_2);
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std::ofstream layout_file_out("layout.json");
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layout_file_out << layout_manager->get_layout_as_json();
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layout_file_out.close();
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}
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// Save the layout when changed
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layout_manager->signal_pane_moved.connect([this](gPanthera::DockablePane *pane) {
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std::ofstream layout_file_out("layout.json");
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layout_file_out << layout_manager->get_layout_as_json();
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layout_file_out.close();
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std::cout << "Layout changed: " << layout_manager->get_layout_as_json() << std::endl;
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});
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auto new_tab_action = Gio::SimpleAction::create("new_tab");
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new_tab_action->signal_activate().connect([this](const Glib::VariantBase&) {
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on_new_tab(nullptr);
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});
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add_action(new_tab_action);
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set_accels_for_action("app.new_tab", {"<Primary>T"});
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auto close_tab_action = Gio::SimpleAction::create("close_tab");
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close_tab_action->signal_activate().connect([this](const Glib::VariantBase&) {
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auto page = content_manager->get_last_operated_page();
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if(page) {
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page->close();
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}
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});
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add_action(close_tab_action);
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set_accels_for_action("app.close_tab", {"<Primary>W"});
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}
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void on_activate() override {
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window->present();
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}
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public:
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static Glib::RefPtr<PantheraWww> create() {
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return Glib::make_refptr_for_instance<PantheraWww>(new PantheraWww());
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}
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};
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int main(int argc, char *argv[]) {
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gPanthera::init();
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auto app = PantheraWww::create();
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return app->run(argc, argv);
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}
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