521 lines
15 KiB
C++
521 lines
15 KiB
C++
// This file Copyright © 2008-2022 Mnemosyne LLC.
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// It may be used under GPLv2 (SPDX: GPL-2.0-only), GPLv3 (SPDX: GPL-3.0-only),
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// or any future license endorsed by Mnemosyne LLC.
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// License text can be found in the licenses/ folder.
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#include <errno.h>
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#include <stdio.h>
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#include <map>
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#include <memory>
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#include <glibmm.h>
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#include <glibmm/i18n.h>
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#include <fmt/core.h>
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#include <libtransmission/transmission.h>
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#include <libtransmission/log.h>
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#include "Actions.h"
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#include "MessageLogWindow.h"
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#include "Prefs.h"
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#include "PrefsDialog.h"
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#include "Session.h"
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#include "Utils.h"
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class MessageLogColumnsModel : public Gtk::TreeModelColumnRecord
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{
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public:
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MessageLogColumnsModel()
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{
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add(sequence);
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add(name);
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add(message);
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add(tr_msg);
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}
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Gtk::TreeModelColumn<unsigned int> sequence;
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Gtk::TreeModelColumn<Glib::ustring> name;
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Gtk::TreeModelColumn<Glib::ustring> message;
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Gtk::TreeModelColumn<tr_log_message*> tr_msg;
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};
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MessageLogColumnsModel const message_log_cols;
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class MessageLogWindow::Impl
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{
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public:
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Impl(MessageLogWindow& window, Glib::RefPtr<Gtk::Builder> const& builder, Glib::RefPtr<Session> const& core);
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~Impl();
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TR_DISABLE_COPY_MOVE(Impl)
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private:
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bool onRefresh();
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void onSaveRequest();
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void onSaveDialogResponse(std::shared_ptr<Gtk::FileChooserDialog>& d, int response);
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void doSave(Gtk::Window& parent, Glib::ustring const& filename);
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void onClearRequest();
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void onPauseToggled(Gio::SimpleAction& action);
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void scroll_to_bottom();
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void level_combo_changed_cb(Gtk::ComboBox* combo_box);
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void level_combo_init(Gtk::ComboBox* level_combo) const;
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bool is_pinned_to_new() const;
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bool isRowVisible(Gtk::TreeModel::const_iterator const& iter) const;
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private:
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MessageLogWindow& window_;
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Glib::RefPtr<Session> const core_;
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Gtk::TreeView* view_ = nullptr;
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Glib::RefPtr<Gtk::ListStore> store_;
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Glib::RefPtr<Gtk::TreeModelFilter> filter_;
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Glib::RefPtr<Gtk::TreeModelSort> sort_;
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tr_log_level maxLevel_ = TR_LOG_INFO;
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bool isPaused_ = false;
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sigc::connection refresh_tag_;
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std::map<tr_log_level, char const*> const level_names_;
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};
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namespace
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{
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tr_log_message* myTail = nullptr;
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tr_log_message* myHead = nullptr;
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} // namespace
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/****
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*****
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****/
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/* is the user looking at the latest messages? */
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bool MessageLogWindow::Impl::is_pinned_to_new() const
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{
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bool pinned_to_new = false;
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if (view_ == nullptr)
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{
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pinned_to_new = true;
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}
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else
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{
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Gtk::TreeModel::Path first_visible;
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Gtk::TreeModel::Path last_visible;
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if (view_->get_visible_range(first_visible, last_visible))
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{
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auto const row_count = sort_->children().size();
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if (auto const iter = sort_->children()[row_count - 1]; iter)
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{
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pinned_to_new = last_visible == sort_->get_path(iter);
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}
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}
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}
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return pinned_to_new;
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}
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void MessageLogWindow::Impl::scroll_to_bottom()
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{
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if (sort_ != nullptr)
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{
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auto const row_count = sort_->children().size();
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if (auto const iter = sort_->children()[row_count - 1]; iter)
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{
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view_->scroll_to_row(sort_->get_path(iter), 1);
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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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void MessageLogWindow::Impl::level_combo_init(Gtk::ComboBox* level_combo) const
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{
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auto items = std::vector<std::pair<Glib::ustring, int>>{};
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for (auto const& [level, name] : level_names_)
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{
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items.emplace_back(name, level);
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}
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gtr_combo_box_set_enum(*level_combo, items);
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gtr_combo_box_set_active_enum(*level_combo, gtr_pref_int_get(TR_KEY_message_level));
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}
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void MessageLogWindow::Impl::level_combo_changed_cb(Gtk::ComboBox* combo_box)
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{
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auto const level = static_cast<tr_log_level>(gtr_combo_box_get_active_enum(*combo_box));
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bool const pinned_to_new = is_pinned_to_new();
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tr_logSetLevel(level);
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core_->set_pref(TR_KEY_message_level, level);
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maxLevel_ = level;
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filter_->refilter();
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if (pinned_to_new)
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{
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scroll_to_bottom();
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}
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}
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namespace
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{
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/* similar to asctime, but is utf8-clean */
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Glib::ustring gtr_asctime(time_t t)
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{
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return Glib::DateTime::create_now_local(t).format("%a %b %e %T %Y"); /* ctime equiv */
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}
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} // namespace
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void MessageLogWindow::Impl::doSave(Gtk::Window& parent, Glib::ustring const& filename)
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{
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auto* fp = fopen(filename.c_str(), "w+");
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if (fp == nullptr)
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{
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auto const errcode = errno;
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auto w = std::make_shared<Gtk::MessageDialog>(
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parent,
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fmt::format(
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_("Couldn't save '{path}': {error} ({error_code})"),
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fmt::arg("path", filename),
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fmt::arg("error", g_strerror(errcode)),
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fmt::arg("error_code", errcode)),
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false,
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TR_GTK_MESSAGE_TYPE(ERROR),
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TR_GTK_BUTTONS_TYPE(CLOSE));
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w->set_secondary_text(Glib::strerror(errno));
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w->signal_response().connect([w](int /*response*/) mutable { w.reset(); });
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w->show();
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}
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else
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{
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for (auto const& row : store_->children())
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{
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auto const* const node = row.get_value(message_log_cols.tr_msg);
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auto const date = gtr_asctime(node->when);
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auto const it = level_names_.find(node->level);
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auto const* const level_str = it != std::end(level_names_) ? it->second : "???";
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fprintf(fp, "%s\t%s\t%s\t%s\n", date.c_str(), level_str, node->name.c_str(), node->message.c_str());
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}
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fclose(fp);
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}
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}
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void MessageLogWindow::Impl::onSaveDialogResponse(std::shared_ptr<Gtk::FileChooserDialog>& d, int response)
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{
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if (response == TR_GTK_RESPONSE_TYPE(ACCEPT))
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{
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doSave(*d, d->get_filename());
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}
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d.reset();
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}
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void MessageLogWindow::Impl::onSaveRequest()
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{
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auto d = std::make_shared<Gtk::FileChooserDialog>(window_, _("Save Log"), TR_GTK_FILE_CHOOSER_ACTION(SAVE));
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d->add_button(_("_Cancel"), TR_GTK_RESPONSE_TYPE(CANCEL));
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d->add_button(_("_Save"), TR_GTK_RESPONSE_TYPE(ACCEPT));
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d->signal_response().connect([this, d](int response) mutable { onSaveDialogResponse(d, response); });
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d->show();
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}
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void MessageLogWindow::Impl::onClearRequest()
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{
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store_->clear();
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tr_logFreeQueue(myHead);
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myHead = myTail = nullptr;
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}
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void MessageLogWindow::Impl::onPauseToggled(Gio::SimpleAction& action)
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{
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bool value = false;
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action.get_state(value);
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action.set_state(Glib::Variant<bool>::create(!value));
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isPaused_ = !value;
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}
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namespace
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{
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void setForegroundColor(Gtk::CellRendererText* renderer, tr_log_level level)
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{
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switch (level)
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{
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case TR_LOG_CRITICAL:
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case TR_LOG_ERROR:
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case TR_LOG_WARN:
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renderer->property_foreground() = "red";
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break;
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case TR_LOG_DEBUG:
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case TR_LOG_TRACE:
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renderer->property_foreground() = "forestgreen";
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break;
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default:
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renderer->property_foreground_set() = false;
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break;
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}
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}
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void renderText(
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Gtk::CellRendererText* renderer,
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Gtk::TreeModel::iterator const& iter,
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Gtk::TreeModelColumn<Glib::ustring> const& col)
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{
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auto const* const node = iter->get_value(message_log_cols.tr_msg);
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renderer->property_text() = iter->get_value(col);
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renderer->property_ellipsize() = TR_PANGO_ELLIPSIZE_MODE(END);
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setForegroundColor(renderer, node->level);
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}
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void renderTime(Gtk::CellRendererText* renderer, Gtk::TreeModel::iterator const& iter)
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{
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auto const* const node = iter->get_value(message_log_cols.tr_msg);
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renderer->property_text() = Glib::DateTime::create_now_local(node->when).format("%T");
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setForegroundColor(renderer, node->level);
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}
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void appendColumn(Gtk::TreeView* view, Gtk::TreeModelColumnBase const& col)
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{
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Gtk::TreeViewColumn* c;
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if (col == message_log_cols.name)
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{
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auto* r = Gtk::make_managed<Gtk::CellRendererText>();
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c = Gtk::make_managed<Gtk::TreeViewColumn>(_("Name"), *r);
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c->set_cell_data_func(*r, [r](auto* /*renderer*/, auto const& iter) { renderText(r, iter, message_log_cols.name); });
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c->set_sizing(TR_GTK_TREE_VIEW_COLUMN_SIZING(FIXED));
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c->set_fixed_width(200);
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c->set_resizable(true);
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}
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else if (col == message_log_cols.message)
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{
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auto* r = Gtk::make_managed<Gtk::CellRendererText>();
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c = Gtk::make_managed<Gtk::TreeViewColumn>(_("Message"), *r);
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c->set_cell_data_func(*r, [r](auto* /*renderer*/, auto const& iter) { renderText(r, iter, message_log_cols.message); });
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c->set_sizing(TR_GTK_TREE_VIEW_COLUMN_SIZING(FIXED));
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c->set_fixed_width(500);
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c->set_resizable(true);
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}
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else if (col == message_log_cols.sequence)
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{
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auto* r = Gtk::make_managed<Gtk::CellRendererText>();
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c = Gtk::make_managed<Gtk::TreeViewColumn>(_("Time"), *r);
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c->set_cell_data_func(*r, [r](auto* /*renderer*/, auto const& iter) { renderTime(r, iter); });
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c->set_resizable(true);
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}
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else
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{
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g_assert_not_reached();
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}
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view->append_column(*c);
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}
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} // namespace
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bool MessageLogWindow::Impl::isRowVisible(Gtk::TreeModel::const_iterator const& iter) const
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{
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auto const* const node = iter->get_value(message_log_cols.tr_msg);
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return node != nullptr && node->level <= maxLevel_;
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}
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MessageLogWindow::Impl::~Impl()
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{
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refresh_tag_.disconnect();
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}
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namespace
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{
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tr_log_message* addMessages(Glib::RefPtr<Gtk::ListStore> const& store, tr_log_message* head)
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{
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tr_log_message* i;
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static unsigned int sequence = 0;
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auto const default_name = Glib::get_application_name();
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for (i = head; i != nullptr && i->next != nullptr; i = i->next)
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{
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char const* name = !std::empty(i->name) ? i->name.c_str() : default_name.c_str();
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auto const row = *store->prepend();
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row[message_log_cols.tr_msg] = i;
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row[message_log_cols.name] = name;
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row[message_log_cols.message] = i->message;
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row[message_log_cols.sequence] = ++sequence;
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/* if it's an error message, dump it to the terminal too */
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if (i->level == TR_LOG_ERROR)
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{
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auto gstr = fmt::format("{}:{} {}", i->file, i->line, i->message);
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if (!std::empty(i->name))
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{
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gstr += fmt::format(" ({})", i->name.c_str());
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}
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g_warning("%s", gstr.c_str());
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}
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}
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return i; /* tail */
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}
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} // namespace
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bool MessageLogWindow::Impl::onRefresh()
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{
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bool const pinned_to_new = is_pinned_to_new();
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if (!isPaused_)
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{
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if (auto* msgs = tr_logGetQueue(); msgs != nullptr)
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{
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/* add the new messages and append them to the end of
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* our persistent list */
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tr_log_message* tail = addMessages(store_, msgs);
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if (myTail != nullptr)
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{
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myTail->next = msgs;
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}
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else
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{
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myHead = msgs;
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}
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myTail = tail;
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}
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if (pinned_to_new)
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{
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scroll_to_bottom();
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}
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}
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return true;
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}
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/**
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*** Public Functions
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**/
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std::unique_ptr<MessageLogWindow> MessageLogWindow::create(Gtk::Window& parent, Glib::RefPtr<Session> const& core)
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{
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auto const builder = Gtk::Builder::create_from_resource(gtr_get_full_resource_path("MessageLogWindow.ui"));
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return std::unique_ptr<MessageLogWindow>(
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gtr_get_widget_derived<MessageLogWindow>(builder, "MessageLogWindow", parent, core));
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}
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MessageLogWindow::MessageLogWindow(
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BaseObjectType* cast_item,
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Glib::RefPtr<Gtk::Builder> const& builder,
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Gtk::Window& parent,
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Glib::RefPtr<Session> const& core)
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: Gtk::Window(cast_item)
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, impl_(std::make_unique<Impl>(*this, builder, core))
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{
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set_transient_for(parent);
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}
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MessageLogWindow::~MessageLogWindow() = default;
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MessageLogWindow::Impl::Impl(
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MessageLogWindow& window,
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Glib::RefPtr<Gtk::Builder> const& builder,
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Glib::RefPtr<Session> const& core)
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: window_(window)
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, core_(core)
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, view_(gtr_get_widget<Gtk::TreeView>(builder, "messages_view"))
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, level_names_{ { { TR_LOG_CRITICAL, _("Critical") },
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{ TR_LOG_ERROR, _("Error") },
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{ TR_LOG_WARN, _("Warning") },
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{ TR_LOG_INFO, _("Information") },
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{ TR_LOG_DEBUG, _("Debug") },
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{ TR_LOG_TRACE, _("Trace") } } }
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{
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/**
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*** toolbar
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**/
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auto const action_group = Gio::SimpleActionGroup::create();
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auto const save_action = Gio::SimpleAction::create("save-message-log");
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save_action->signal_activate().connect([this](auto const& /*value*/) { onSaveRequest(); });
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action_group->add_action(save_action);
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auto const clear_action = Gio::SimpleAction::create("clear-message-log");
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clear_action->signal_activate().connect([this](auto const& /*value*/) { onClearRequest(); });
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action_group->add_action(clear_action);
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auto const pause_action = Gio::SimpleAction::create_bool("pause-message-log");
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pause_action->signal_activate().connect([this, &action = *pause_action.get()](auto const& /*value*/)
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{ onPauseToggled(action); });
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action_group->add_action(pause_action);
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auto* const level_combo = gtr_get_widget<Gtk::ComboBox>(builder, "level_combo");
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level_combo_init(level_combo);
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level_combo->signal_changed().connect([this, level_combo]() { level_combo_changed_cb(level_combo); });
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window_.insert_action_group("win", action_group);
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/**
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*** messages
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**/
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store_ = Gtk::ListStore::create(message_log_cols);
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addMessages(store_, myHead);
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onRefresh(); /* much faster to populate *before* it has listeners */
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filter_ = Gtk::TreeModelFilter::create(store_);
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sort_ = Gtk::TreeModelSort::create(filter_);
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sort_->set_sort_column(message_log_cols.sequence, TR_GTK_SORT_TYPE(ASCENDING));
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maxLevel_ = static_cast<tr_log_level>(gtr_pref_int_get(TR_KEY_message_level));
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filter_->set_visible_func(sigc::mem_fun(*this, &Impl::isRowVisible));
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view_->set_model(sort_);
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view_->signal_button_release_event().connect([this](GdkEventButton* event)
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{ return on_tree_view_button_released(view_, event); });
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appendColumn(view_, message_log_cols.sequence);
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appendColumn(view_, message_log_cols.name);
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appendColumn(view_, message_log_cols.message);
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refresh_tag_ = Glib::signal_timeout().connect_seconds(
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sigc::mem_fun(*this, &Impl::onRefresh),
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SECONDARY_WINDOW_REFRESH_INTERVAL_SECONDS);
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scroll_to_bottom();
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window_.show_all_children();
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}
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void MessageLogWindow::on_show()
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{
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Gtk::Window::on_show();
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gtr_action_set_toggled("toggle-message-log", true);
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}
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void MessageLogWindow::on_hide()
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{
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Gtk::Window::on_hide();
|
|
gtr_action_set_toggled("toggle-message-log", false);
|
|
}
|