C++ source, ASCII text, with very long lines (379)
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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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#include <nlohmann/json.hpp>
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#include <iomanip>
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#include <sstream>
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#include <dlfcn.h>
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#include "external/sqlite_orm/sqlite_orm.h"
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#include "plugin_api.h"
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using plugin_entrypoint_type = void(*)(void);
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std::string url_encode(const std::string &value) {
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// Thanks https://stackoverflow.com/a/17708801
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std::ostringstream escaped;
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escaped.fill('0');
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escaped << std::hex;
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for(char c : value) {
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// Keep alphanumeric and other accepted characters intact
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if (isalnum(c) || c == '-' || c == '_' || c == '.' || c == '~') {
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escaped << c;
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continue;
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}
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// Any other characters are percent-encoded
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escaped << std::uppercase;
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escaped << '%' << std::setw(2) << int((unsigned char) c);
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escaped << std::nouppercase;
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}
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return escaped.str();
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}
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bool starts_with(const Glib::ustring &str, const Glib::ustring &prefix) {
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return str.size() >= prefix.size() && str.compare(0, prefix.size(), prefix) == 0;
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}
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bool ends_with(const Glib::ustring &str, const Glib::ustring &suffix) {
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return str.size() >= suffix.size() && str.compare(str.size() - suffix.size(), suffix.size(), suffix) == 0;
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}
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struct SearchEngine {
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Glib::ustring name;
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Glib::ustring url;
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Glib::ustring get_search_url(const std::string &query) {
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auto pos = url.find("%s");
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if(pos == Glib::ustring::npos) {
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throw std::runtime_error("Invalid search engine URL: missing '%s' placeholder");
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}
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auto new_url = url;
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new_url.replace(pos, 2, url_encode(query));
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return new_url;
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}
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};
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struct HistoryEntry {
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int id;
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std::string url, title;
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int64_t timestamp;
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};
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using StorageType = decltype(sqlite_orm::make_storage("",
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sqlite_orm::make_table("history",
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sqlite_orm::make_column("id", &HistoryEntry::id, sqlite_orm::primary_key()),
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sqlite_orm::make_column("url", &HistoryEntry::url),
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sqlite_orm::make_column("title", &HistoryEntry::title),
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sqlite_orm::make_column("timestamp", &HistoryEntry::timestamp)
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)
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));
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class HistoryManager {
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public:
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static auto make_storage(const std::string& path) {
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return sqlite_orm::make_storage(path,
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sqlite_orm::make_table("history",
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sqlite_orm::make_column("id", &HistoryEntry::id, sqlite_orm::primary_key()),
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sqlite_orm::make_column("url", &HistoryEntry::url),
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sqlite_orm::make_column("title", &HistoryEntry::title),
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sqlite_orm::make_column("timestamp", &HistoryEntry::timestamp)
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)
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);
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}
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StorageType storage;
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explicit HistoryManager(const std::string &db_path) : storage(make_storage(db_path)) {
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storage.sync_schema();
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}
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void log_url(const std::string &url, const std::string title, const int64_t timestamp = Glib::DateTime::create_now_local().to_unix()) {
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storage.insert(HistoryEntry{-1, url, title, timestamp});
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}
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std::vector<HistoryEntry> get_history() {
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return storage.get_all<HistoryEntry>();
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}
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std::vector<HistoryEntry> get_history_between(int64_t start_time, int64_t end_time) {
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using namespace sqlite_orm;
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return storage.get_all<HistoryEntry>(
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where(c(&HistoryEntry::timestamp) >= start_time and c(&HistoryEntry::timestamp) < end_time),
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order_by(&HistoryEntry::timestamp).desc()
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);
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}
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};
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class HistoryViewer : public gPanthera::DockablePane {
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protected:
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std::shared_ptr<HistoryManager> history_manager;
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Gtk::Calendar *calendar;
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Gtk::Label *date_label;
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Gtk::Box *box_place;
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public:
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sigc::signal<void(const std::string &url)> signal_open_url;
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HistoryViewer(std::shared_ptr<gPanthera::LayoutManager> layout_manager, std::shared_ptr<HistoryManager> history_manager) : gPanthera::DockablePane(layout_manager, *Gtk::make_managed<Gtk::Box>(Gtk::Orientation::VERTICAL, 0), "history", "History", Gtk::make_managed<Gtk::Image>(Gio::Icon::create("document-open-recent-symbolic"))), history_manager(std::move(history_manager)) {
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auto history_toolbar = Gtk::make_managed<Gtk::Box>(Gtk::Orientation::HORIZONTAL, 0);
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auto history_button_previous = Gtk::make_managed<Gtk::Button>();
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history_button_previous->set_child(*Gtk::make_managed<Gtk::Image>(Gio::Icon::create("go-previous-symbolic")));
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history_button_previous->set_tooltip_text("Previous day");
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auto history_button_next = Gtk::make_managed<Gtk::Button>();
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history_button_next->set_child(*Gtk::make_managed<Gtk::Image>(Gio::Icon::create("go-next-symbolic")));
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history_button_next->set_tooltip_text("Next day");
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date_label = Gtk::make_managed<Gtk::Label>("");
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auto date_button = Gtk::make_managed<Gtk::MenuButton>();
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date_button->set_child(*date_label);
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date_button->set_tooltip_text("Select date");
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date_button->set_direction(Gtk::ArrowType::NONE);
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auto date_popover = Gtk::make_managed<Gtk::Popover>();
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calendar = Gtk::make_managed<Gtk::Calendar>();
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date_popover->set_child(*calendar);
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date_button->set_popover(*date_popover);
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date_button->set_has_frame(false);
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date_button->set_hexpand(true);
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history_toolbar->append(*history_button_previous);
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history_toolbar->append(*date_button);
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history_toolbar->append(*history_button_next);
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auto box = dynamic_cast<Gtk::Box*>(this->child);
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box->append(*history_toolbar);
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history_button_next->signal_clicked().connect([this]() {
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Glib::DateTime calendar_day = calendar->get_date();
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Glib::DateTime datetime = Glib::DateTime::create_local(
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calendar_day.get_year(),
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calendar_day.get_month(),
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calendar_day.get_day_of_month(),
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0, 0, 0
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);
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auto next_entries = this->history_manager->storage.get_all<HistoryEntry>(
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sqlite_orm::where(sqlite_orm::c(&HistoryEntry::timestamp) >= datetime.to_unix() + 86400),
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sqlite_orm::order_by(&HistoryEntry::timestamp).asc()
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);
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if(next_entries.empty()) {
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return;
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}
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auto last_entry = next_entries.front();
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Glib::DateTime next_day = Glib::DateTime::create_now_local(last_entry.timestamp);
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Glib::DateTime new_date = Glib::DateTime::create_local(
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next_day.get_year(),
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next_day.get_month(),
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next_day.get_day_of_month(),
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0, 0, 0
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);
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calendar->select_day(new_date);
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reload_history();
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});
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history_button_previous->signal_clicked().connect([this]() {
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Glib::DateTime calendar_day = calendar->get_date();
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Glib::DateTime datetime = Glib::DateTime::create_local(
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calendar_day.get_year(),
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calendar_day.get_month(),
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calendar_day.get_day_of_month(),
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0, 0, 0
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);
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auto previous_entries = this->history_manager->storage.get_all<HistoryEntry>(
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sqlite_orm::where(sqlite_orm::c(&HistoryEntry::timestamp) < datetime.to_unix()),
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sqlite_orm::order_by(&HistoryEntry::timestamp).desc()
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);
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if(previous_entries.empty()) {
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return;
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}
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auto last_entry = previous_entries.front();
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Glib::DateTime previous_day = Glib::DateTime::create_now_local(last_entry.timestamp);
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Glib::DateTime new_date = Glib::DateTime::create_local(
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previous_day.get_year(),
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previous_day.get_month(),
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previous_day.get_day_of_month(),
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0, 0, 0
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);
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calendar->select_day(new_date);
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reload_history();
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});
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calendar->signal_day_selected().connect(sigc::mem_fun(*this, &HistoryViewer::reload_history));
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calendar->signal_prev_month().connect(sigc::mem_fun(*this, &HistoryViewer::reload_history));
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calendar->signal_next_month().connect(sigc::mem_fun(*this, &HistoryViewer::reload_history));
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calendar->signal_prev_year().connect(sigc::mem_fun(*this, &HistoryViewer::reload_history));
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calendar->signal_next_year().connect(sigc::mem_fun(*this, &HistoryViewer::reload_history));
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Glib::DateTime datetime = Glib::DateTime::create_now_local();
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calendar->select_day(datetime);
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this->signal_pane_shown.connect([this]() {
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// Load the current date
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reload_history();
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});
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auto scrolled_window = Gtk::make_managed<Gtk::ScrolledWindow>();
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box_place = Gtk::make_managed<Gtk::Box>(Gtk::Orientation::VERTICAL, 0);
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auto viewport = Gtk::make_managed<Gtk::Viewport>(nullptr, nullptr);
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viewport->set_child(*box_place);
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scrolled_window->set_child(*viewport);
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scrolled_window->set_policy(Gtk::PolicyType::AUTOMATIC, Gtk::PolicyType::AUTOMATIC);
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scrolled_window->set_vexpand(true);
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scrolled_window->set_hexpand(true);
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box->append(*scrolled_window);
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// TODO: allow deleting entries
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}
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void reload_history() {
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Glib::DateTime calendar_day = calendar->get_date();
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Glib::DateTime datetime = Glib::DateTime::create_local(
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calendar_day.get_year(),
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calendar_day.get_month(),
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calendar_day.get_day_of_month(),
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0, 0, 0
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);
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date_label->set_text(datetime.format("%x"));
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auto box = Gtk::make_managed<Gtk::ListBox>();
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auto history_entries = history_manager->get_history_between(datetime.to_unix(), datetime.to_unix() + 86400);
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for(const auto &entry : history_entries) {
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auto row = Gtk::make_managed<Gtk::Box>(Gtk::Orientation::VERTICAL, 4);
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auto title = Gtk::make_managed<Gtk::Label>(entry.title.empty() ? "Untitled" : entry.title);
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title->set_halign(Gtk::Align::START);
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title->set_ellipsize(Pango::EllipsizeMode::MIDDLE);
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auto label = Gtk::make_managed<Gtk::Label>(entry.url);
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label->set_halign(Gtk::Align::START);
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label->set_ellipsize(Pango::EllipsizeMode::MIDDLE);
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row->append(*title);
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row->append(*label);
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if(auto time = Glib::DateTime::create_now_local(entry.timestamp)) {
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label->set_tooltip_text(time.format("%c"));
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box->append(*row);
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}
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}
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if(box_place->get_first_child()) {
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box_place->remove(*box_place->get_first_child());
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}
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box->signal_row_activated().connect([this](Gtk::ListBoxRow *row) {
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if(auto box_row = dynamic_cast<Gtk::Box*>(row->get_child())) {
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if(auto label = dynamic_cast<Gtk::Label*>(box_row->get_last_child())) {
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auto url = label->get_text();
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if(!url.empty()) {
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signal_open_url.emit(url);
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}
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}
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}
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});
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box_place->append(*box);
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}
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};
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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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Gtk::Entry *url_bar = nullptr;
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std::string cookie_file = "cookies.txt";
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std::vector<SearchEngine> search_engines;
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SearchEngine *default_search_engine = nullptr;
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std::shared_ptr<HistoryManager> history_manager;
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HistoryViewer *history_viewer = nullptr;
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static void load_change_callback(WebKitWebView *object, WebKitLoadEvent load_event, gpointer data) {
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if(auto self = static_cast<PantheraWww*>(data)) {
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if(load_event == WEBKIT_LOAD_COMMITTED) {
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if(webkit_web_view_get_title(WEBKIT_WEB_VIEW(object)) == nullptr) {
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self->history_manager->log_url(webkit_web_view_get_uri(WEBKIT_WEB_VIEW(object)), "");
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} else {
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self->history_manager->log_url(webkit_web_view_get_uri(WEBKIT_WEB_VIEW(object)),
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webkit_web_view_get_title(WEBKIT_WEB_VIEW(object)));
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}
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if(self->history_viewer->get_visible()) {
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self->history_viewer->reload_history();
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}
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}
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}
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}
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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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if(auto self = static_cast<PantheraWww*>(data)) {
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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->get_last_child())) {
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if(strlen(webkit_web_view_get_title(WEBKIT_WEB_VIEW(object))) == 0) {
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label->set_label("Untitled");
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} else {
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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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} else if(g_strcmp0(pspec->name, "favicon") == 0) {
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// Update favicons
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if(auto image = dynamic_cast<Gtk::Image*>(page->tab_widget->get_first_child())) {
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image->set_from_icon_name("image-loading-symbolic");
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if(auto favicon = webkit_web_view_get_favicon(WEBKIT_WEB_VIEW(object))) {
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gtk_image_set_from_paintable(image->gobj(), GDK_PAINTABLE(favicon));
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}
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}
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}
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}
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}
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}
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static void notify_focused_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 this_ = static_cast<PantheraWww*>(data);
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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, "uri") == 0) {
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this_->url_bar->set_text(webkit_web_view_get_uri(WEBKIT_WEB_VIEW(object)));
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}
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}
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}
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static void on_back_pressed(GtkGestureClick *gesture, int n_press, double x, double y, gpointer user_data) {
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WebKitWebView *webview = WEBKIT_WEB_VIEW(user_data);
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webkit_web_view_go_back(webview);
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}
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static void on_forward_pressed(GtkGestureClick *gesture, int n_press, double x, double y, gpointer user_data) {
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WebKitWebView *webview = WEBKIT_WEB_VIEW(user_data);
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webkit_web_view_go_forward(webview);
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}
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static gboolean on_decide_policy(WebKitWebView *source, WebKitPolicyDecision *decision, WebKitPolicyDecisionType type, gpointer user_data) {
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if(auto self = static_cast<PantheraWww*>(user_data)) {
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if(type == WEBKIT_POLICY_DECISION_TYPE_NAVIGATION_ACTION) {
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auto action = webkit_navigation_policy_decision_get_navigation_action(WEBKIT_NAVIGATION_POLICY_DECISION(decision));
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Glib::ustring url = Glib::ustring(webkit_uri_request_get_uri(webkit_navigation_action_get_request(action)));
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if(!starts_with(url, "about:") && url.find("://") == Glib::ustring::npos) {
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// It is a special scheme (mailto:, tel: etc.)
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try {
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Gio::AppInfo::launch_default_for_uri(url);
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} catch(const Glib::Error &exception) {
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std::cerr << "Failed to launch special URI: " << exception.what() << std::endl;
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}
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webkit_policy_decision_ignore(decision);
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return true;
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}
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if(webkit_navigation_action_get_mouse_button(action) == 2) {
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// Middle-click opens in a new window
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self->on_new_tab(nullptr, url, false);
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webkit_policy_decision_ignore(decision);
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return true;
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}
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} else if(type == WEBKIT_POLICY_DECISION_TYPE_NEW_WINDOW_ACTION) {
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auto action = webkit_navigation_policy_decision_get_navigation_action(WEBKIT_NAVIGATION_POLICY_DECISION(decision));
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self->on_new_tab(nullptr, webkit_uri_request_get_uri(webkit_navigation_action_get_request(action)), false, true);
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return true;
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}
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}
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return false;
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}
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std::string new_tab_page;
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void on_new_tab(gPanthera::ContentStack *stack, const Glib::ustring &url = "", bool focus = true, bool new_window = false) {
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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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Glib::ustring url_ = url;
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if(url.empty()) {
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url_ = new_tab_page;
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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::Box();
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page_tab->set_orientation(Gtk::Orientation::HORIZONTAL);
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auto initial_icon = Gtk::make_managed<Gtk::Image>(Gio::Icon::create("image-loading-symbolic"));
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page_tab->append(*initial_icon);
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page_tab->append(*Gtk::make_managed<Gtk::Label>("Untitled"));
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page_tab->set_spacing(4);
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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), this);
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g_signal_connect(webview, "load-changed", G_CALLBACK(load_change_callback), this);
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g_signal_connect(webview, "decide-policy", G_CALLBACK(on_decide_policy), this);
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webkit_web_view_load_uri(webview, url_.data());
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auto cookie_manager = webkit_network_session_get_cookie_manager(webkit_web_view_get_network_session(webview));
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webkit_cookie_manager_set_persistent_storage(cookie_manager, cookie_file.c_str(), WEBKIT_COOKIE_PERSISTENT_STORAGE_TEXT);
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webkit_cookie_manager_set_accept_policy(cookie_manager, WEBKIT_COOKIE_POLICY_ACCEPT_ALWAYS);
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auto website_data_manager = webkit_network_session_get_website_data_manager(webkit_web_view_get_network_session(webview));
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webkit_website_data_manager_set_favicons_enabled(website_data_manager, true);
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GtkEventController *click_controller_back = GTK_EVENT_CONTROLLER(gtk_gesture_click_new());
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gtk_gesture_single_set_button(GTK_GESTURE_SINGLE(click_controller_back), 8);
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g_signal_connect(click_controller_back, "pressed", G_CALLBACK(on_back_pressed), webview);
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gtk_widget_add_controller(GTK_WIDGET(webview), click_controller_back);
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GtkEventController *click_controller_forward = GTK_EVENT_CONTROLLER(gtk_gesture_click_new());
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gtk_gesture_single_set_button(GTK_GESTURE_SINGLE(click_controller_forward), 9);
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g_signal_connect(click_controller_forward, "pressed", G_CALLBACK(on_forward_pressed), webview);
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gtk_widget_add_controller(GTK_WIDGET(webview), click_controller_forward);
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stack->add_page(*page);
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if(focus) {
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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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if(new_window) {
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bool result = stack->signal_detach.emit(page);
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}
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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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auto print_history_button = Gtk::make_managed<Gtk::Button>("Print history");
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print_history_button->signal_clicked().connect([this]() {
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auto history = history_manager->get_history();
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for(const auto &entry : history) {
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std::cout << "entry " << entry.id << ", url " << entry.url << ", unix time " << entry.timestamp << std::endl;
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// TODO: exclude redirecting URLs
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}
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});
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pane_1_content->append(*debug_button);
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pane_1_content->append(*print_history_button);
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auto pane_1_icon = Gtk::make_managed<Gtk::Image>(Gio::Icon::create("help-about-symbolic"));
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auto pane_1 = Gtk::make_managed<gPanthera::DockablePane>(layout_manager, *pane_1_content, "debug", "Debugging options", pane_1_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, 2, 1, 1);
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outer_grid->attach(*switcher_1, 1, 3, 1, 1);
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auto outer_paned = Gtk::make_managed<Gtk::Paned>(Gtk::Orientation::HORIZONTAL);
470
outer_paned->set_start_child(*dock_stack_2);
471
auto inner_paned = Gtk::make_managed<Gtk::Paned>(Gtk::Orientation::VERTICAL);
472
auto content = Gtk::make_managed<Gtk::Box>(Gtk::Orientation::VERTICAL, 0);
473
content_manager = std::make_shared<gPanthera::ContentManager>();
474
std::function<bool(gPanthera::ContentPage*)> detach_handler;
475
detach_handler = [](gPanthera::ContentPage *widget) {
476
auto new_stack = Gtk::make_managed<gPanthera::ContentStack>(widget->content_manager, widget->get_stack()->get_detach_handler());
477
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());
478
auto new_notebook = Gtk::make_managed<gPanthera::ContentNotebook>(new_stack, new_switcher);
479
auto window = new gPanthera::ContentWindow(new_notebook);
480
widget->redock(new_stack);
481
window->present();
482
new_stack->signal_leave_empty.connect([window]() {
483
window->close();
484
delete window;
485
});
486
return true;
487
};
488
auto return_extra_child = [this](gPanthera::ContentTabBar *switcher) {
490
auto new_tab_button = Gtk::make_managed<Gtk::Button>();
491
new_tab_button->set_child(*Gtk::make_managed<Gtk::Image>(Gio::Icon::create("list-add-symbolic")));
492
new_tab_button->set_tooltip_text("New tab");
493
new_tab_button->signal_clicked().connect([this, switcher]() {
494
on_new_tab(switcher->get_stack());
495
});
496
return new_tab_button;
497
};
498
auto content_stack = Gtk::make_managed<gPanthera::ContentStack>(content_manager, detach_handler);
499
auto content_stack_switcher = Gtk::make_managed<gPanthera::ContentTabBar>(content_stack, Gtk::Orientation::HORIZONTAL, return_extra_child);
500
content_manager->add_stack(content_stack);
501
WebKitWebView *webview = WEBKIT_WEB_VIEW(webkit_web_view_new()); // for some reason, this has to be created
502
content->set_name("content_box");
503
auto content_notebook = Gtk::make_managed<gPanthera::ContentNotebook>(content_stack, content_stack_switcher, Gtk::PositionType::TOP);
504
content->append(*content_notebook);
505
inner_paned->set_start_child(*content);
506
inner_paned->set_end_child(*dock_stack_1);
507
outer_paned->set_end_child(*inner_paned);
508
outer_grid->attach(*outer_paned, 1, 2, 1, 1);
509
// Get search engines
511
std::ifstream search_engines_file_in("search_engines.json");
512
if(search_engines_file_in) {
513
std::string search_engines_json((std::istreambuf_iterator<char>(search_engines_file_in)), std::istreambuf_iterator<char>());
514
search_engines_file_in.close();
515
set_search_engines_from_json(search_engines_json);
516
} else {
517
search_engines_file_in.close();
518
auto empty_json = nlohmann::json::array();
519
std::ofstream search_engines_file_out("search_engines.json");
520
search_engines_file_out << empty_json.dump(4);
521
}
522
// Create the toolbar
524
auto main_toolbar = Gtk::make_managed<Gtk::Box>(Gtk::Orientation::HORIZONTAL, 8);
525
// URL bar
526
url_bar = Gtk::make_managed<Gtk::Entry>();
527
url_bar->set_placeholder_text("Enter URL");
528
url_bar->set_hexpand(true);
529
auto load_url_callback = [this]() {
530
auto page = content_manager->get_last_operated_page();
531
bool has_protocol = url_bar->get_text().find("://") != std::string::npos;
532
if(!has_protocol) {
533
url_bar->set_text("http://" + url_bar->get_text());
534
}
535
if(page) {
536
if(auto webview = WEBKIT_WEB_VIEW(page->get_child()->get_first_child()->gobj())) {
537
webkit_web_view_load_uri(webview, url_bar->get_text().c_str());
538
}
539
}
540
};
541
// Go
542
auto go_button = Gtk::make_managed<Gtk::Button>("Go");
543
go_button->signal_clicked().connect(load_url_callback);
544
url_bar->signal_activate().connect(load_url_callback);
545
content_manager->signal_page_operated.connect([this](gPanthera::ContentPage *page) {
546
if(!page->get_child()) {
547
return;
548
}
549
if(!page->get_child()->get_first_child()) {
550
return;
551
}
552
url_bar->set_text(webkit_web_view_get_uri(WEBKIT_WEB_VIEW(page->get_child()->get_first_child()->gobj())));
553
guint url_update_handler = g_signal_connect(page->get_child()->get_first_child()->gobj(), "notify", G_CALLBACK(notify_focused_callback), this);
554
std::shared_ptr<sigc::connection> control_signal_handler = std::make_shared<sigc::connection>();
555
*control_signal_handler = page->signal_control_status_changed.connect([this, page, control_signal_handler, url_update_handler](bool controlled) {
556
if(!controlled) {
557
control_signal_handler->disconnect();
558
if(page->get_child() && page->get_child()->get_first_child() && WEBKIT_IS_WEB_VIEW(page->get_child()->get_first_child()->gobj())) {
559
g_signal_handler_disconnect(page->get_child()->get_first_child()->gobj(), url_update_handler);
560
}
561
}
562
});
563
});
564
history_manager = std::make_shared<HistoryManager>("history.db");
565
history_viewer = Gtk::make_managed<HistoryViewer>(layout_manager, history_manager);
566
history_viewer->signal_open_url.connect([this](const std::string &url) {
567
on_new_tab(nullptr, url, true);
568
});
569
// Back, forward, reload
570
auto back_button = Gtk::make_managed<Gtk::Button>();
571
back_button->set_child(*Gtk::make_managed<Gtk::Image>(Gio::Icon::create("go-previous-symbolic")));
572
back_button->set_tooltip_text("Back");
573
auto forward_button = Gtk::make_managed<Gtk::Button>();
574
forward_button->set_child(*Gtk::make_managed<Gtk::Image>(Gio::Icon::create("go-next-symbolic")));
575
forward_button->set_tooltip_text("Forward");
576
auto reload_button = Gtk::make_managed<Gtk::Button>();
577
reload_button->set_child(*Gtk::make_managed<Gtk::Image>(Gio::Icon::create("view-refresh-symbolic")));
578
reload_button->set_tooltip_text("Reload");
579
back_button->signal_clicked().connect([this]() {
580
auto page = content_manager->get_last_operated_page();
581
if(page) {
582
if(auto webview = WEBKIT_WEB_VIEW(page->get_child()->get_first_child()->gobj())) {
583
webkit_web_view_go_back(webview);
584
}
585
}
586
});
587
forward_button->signal_clicked().connect([this]() {
588
auto page = content_manager->get_last_operated_page();
589
if(page) {
590
if(auto webview = WEBKIT_WEB_VIEW(page->get_child()->get_first_child()->gobj())) {
591
webkit_web_view_go_forward(webview);
592
}
593
}
594
});
595
reload_button->signal_clicked().connect([this]() {
596
auto page = content_manager->get_last_operated_page();
597
if(page) {
598
if(auto webview = WEBKIT_WEB_VIEW(page->get_child()->get_first_child()->gobj())) {
599
webkit_web_view_reload(webview);
600
}
601
}
602
});
603
// Search bar
604
// TODO: provide history, provide a menu button with the other engines
605
auto search_bar = Gtk::make_managed<Gtk::Entry>();
606
search_bar->set_placeholder_text("Search");
607
search_bar->set_hexpand(true);
608
if(search_engines.empty()) {
609
search_bar->set_sensitive(false);
610
search_bar->set_placeholder_text("No search");
611
}
612
auto search_callback = [this, search_bar, content_stack]() {
613
// Create a new tab with the search results
614
if(content_manager->get_last_operated_page()) {
615
on_new_tab(nullptr);
616
} else {
617
on_new_tab(content_stack);
618
}
619
auto page = content_manager->get_last_operated_page();
620
if(page) {
621
if(auto webview = WEBKIT_WEB_VIEW(page->get_child()->get_first_child()->gobj())) {
622
auto search_url = default_search_engine->get_search_url(search_bar->get_text());
623
webkit_web_view_load_uri(webview, search_url.c_str());
624
}
625
}
626
};
627
if(default_search_engine) {
628
search_bar->signal_activate().connect(search_callback);
629
}
630
// Assemble the toolbar
631
main_toolbar->append(*back_button);
632
main_toolbar->append(*forward_button);
633
main_toolbar->append(*reload_button);
634
main_toolbar->append(*url_bar);
635
main_toolbar->append(*go_button);
636
main_toolbar->append(*search_bar);
637
if(default_search_engine) {
638
auto search_button = Gtk::make_managed<Gtk::Button>(default_search_engine->name);
639
search_button->signal_clicked().connect(search_callback);
640
main_toolbar->append(*search_button);
641
}
642
outer_grid->attach(*main_toolbar, 0, 1, 2, 1);
643
window->set_child(*outer_grid);
644
debug_button->signal_clicked().connect([this]() {
645
if(content_manager->get_last_operated_page()) {
646
std::cout << "Last operated page: " << content_manager->get_last_operated_page()->get_name() << std::endl;
647
} else {
648
std::cout << "No page operated!" << std::endl;
649
}
650
});
651
// TODO: Use the last operated page and allow opening tabs next to the last operated page using certain panes
652
// Load the existing layout, if it exists
653
std::ifstream layout_file_in("layout.json");
654
if(layout_file_in) {
655
std::string layout_json((std::istreambuf_iterator<char>(layout_file_in)), std::istreambuf_iterator<char>());
656
layout_file_in.close();
657
layout_manager->restore_json_layout(layout_json);
658
} else {
659
// Create a new layout if the file doesn't exist
660
layout_file_in.close();
661
dock_stack_1->add_pane(*pane_1);
663
dock_stack_1->add_pane(*history_viewer);
664
std::ofstream layout_file_out("layout.json");
666
layout_file_out << layout_manager->get_layout_as_json();
667
layout_file_out.close();
668
}
669
// Save the layout when changed
670
layout_manager->signal_pane_moved.connect([this](gPanthera::DockablePane *pane) {
671
std::ofstream layout_file_out("layout.json");
672
layout_file_out << layout_manager->get_layout_as_json();
673
layout_file_out.close();
674
std::cout << "Layout changed: " << layout_manager->get_layout_as_json() << std::endl;
675
});
676
auto new_tab_action = Gio::SimpleAction::create("new_tab");
678
new_tab_action->signal_activate().connect([this](const Glib::VariantBase&) {
679
on_new_tab(nullptr);
680
});
681
// Known bug <https://gitlab.gnome.org/GNOME/epiphany/-/issues/2714>:
682
// JS can't veto the application's accelerators using `preventDefault()`. This is
683
// not possible in WebKitGTK, or at least I can't find a way to do it.
684
add_action(new_tab_action);
685
set_accels_for_action("app.new_tab", {"<Primary>T"});
686
auto close_tab_action = Gio::SimpleAction::create("close_tab");
687
close_tab_action->signal_activate().connect([this](const Glib::VariantBase&) {
688
auto page = content_manager->get_last_operated_page();
689
if(page) {
690
page->close();
691
}
692
});
693
add_action(close_tab_action);
694
set_accels_for_action("app.close_tab", {"<Primary>W"});
695
// Load settings
697
new_tab_page = "about:blank";
698
std::ifstream settings_file_in("settings.json");
699
if(settings_file_in) {
700
std::string settings_json((std::istreambuf_iterator<char>(settings_file_in)), std::istreambuf_iterator<char>());
701
settings_file_in.close();
702
auto json = nlohmann::json::parse(settings_json);
703
if(json.contains("ntp")) {
704
new_tab_page = json["ntp"].get<std::string>();
705
}
706
} else {
707
settings_file_in.close();
708
auto empty_json = nlohmann::json::object();
709
empty_json["ntp"] = "about:blank";
710
std::ofstream settings_file_out("settings.json");
711
settings_file_out << empty_json.dump(4);
712
settings_file_out.close();
713
}
714
// Load plugins
716
std::ifstream plugin_file_in("plugins.json");
717
if(plugin_file_in) {
718
std::string plugin_json((std::istreambuf_iterator<char>(plugin_file_in)), std::istreambuf_iterator<char>());
719
plugin_file_in.close();
720
auto json = nlohmann::json::parse(plugin_json);
721
for(auto &plugin : json) {
722
auto plugin_path = plugin["path"].get<std::string>();
723
load_plugin(plugin_path);
724
}
725
} else {
726
plugin_file_in.close();
727
auto empty_json = nlohmann::json::array();
728
std::ofstream plugin_file_out("plugins.json");
729
plugin_file_out << empty_json.dump(4);
730
plugin_file_out.close();
731
}
732
auto menu_bar = Gtk::make_managed<Gtk::PopoverMenuBar>();
734
outer_grid->attach(*menu_bar, 0, 0, 2, 1);
735
}
736
void on_activate() override {
738
window->present();
739
}
740
void set_search_engines_from_json(const std::string &json_string) {
742
auto json = nlohmann::json::parse(json_string);
743
Glib::ustring default_search_engine_name;
744
for(auto &engine : json) {
745
SearchEngine search_engine;
746
search_engine.name = engine["name"].get<std::string>();
747
search_engine.url = engine["url"].get<std::string>();
748
search_engines.push_back(search_engine);
749
if(engine.contains("default") && engine["default"].get<bool>()) {
750
default_search_engine_name = engine["name"].get<std::string>();
751
}
752
}
753
for(auto &search_engine : search_engines) {
754
if(search_engine.name == default_search_engine_name) {
755
default_search_engine = &search_engine;
756
break;
757
}
758
}
759
}
760
public:
761
static Glib::RefPtr<PantheraWww> create() {
762
return Glib::make_refptr_for_instance<PantheraWww>(new PantheraWww());
763
}
764
std::shared_ptr<gPanthera::LayoutManager> get_layout_manager() {
766
return layout_manager;
767
}
768
std::shared_ptr<gPanthera::ContentManager> get_content_manager() {
770
return content_manager;
771
}
772
void load_plugin(const std::string &plugin_path) {
774
void *handle = dlopen(plugin_path.c_str(), RTLD_LAZY | RTLD_GLOBAL);
775
if(!handle) {
776
std::cerr << "Failed to load plugin: " << dlerror() << std::endl;
777
return;
778
}
779
auto entrypoint = (plugin_entrypoint_type)dlsym(handle, "plugin_init");
780
if(!entrypoint) {
781
std::cerr << "Failed to find entrypoint in plugin: " << dlerror() << std::endl;
782
dlclose(handle);
783
return;
784
}
785
entrypoint();
786
}
787
};
788
Glib::RefPtr<PantheraWww> app = nullptr;
790
extern "C" {
792
void panthera_log(const char *message) {
793
std::cerr << message << std::endl;
794
}
795
void panthera_add_pane(const char *id, const char *label, GtkImage *icon, GtkWidget *pane) {
797
auto pane_child = Glib::wrap(pane);
798
auto icon_cc = Glib::wrap(icon);
799
auto label_cc = Glib::ustring(label);
800
auto id_cc = Glib::ustring(id);
801
auto new_pane = Gtk::make_managed<gPanthera::DockablePane>(app->get_layout_manager(), *pane_child, id_cc, label_cc, icon_cc);
802
app->get_layout_manager()->add_pane(new_pane);
803
}
804
}
805
int main(int argc, char *argv[]) {
807
gPanthera::init();
808
app = PantheraWww::create();
809
return app->run(argc, argv);
810
}
811