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transmission/gtk/Utils.cc

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// This file Copyright © Mnemosyne LLC.
// It may be used under GPLv2 (SPDX: GPL-2.0-only), GPLv3 (SPDX: GPL-3.0-only),
// or any future license endorsed by Mnemosyne LLC.
// License text can be found in the licenses/ folder.
#include "Utils.h"
#include "Prefs.h"
#include "PrefsDialog.h"
#include "Session.h"
#include <libtransmission/transmission.h> /* TR_RATIO_NA, TR_RATIO_INF */
#include <libtransmission/error.h>
#include <libtransmission/torrent-metainfo.h>
#include <libtransmission/utils.h> /* tr_strratio() */
#include <libtransmission/values.h>
#include <libtransmission/version.h> /* SHORT_VERSION_STRING */
#include <libtransmission/web-utils.h>
#include <gdkmm/display.h>
#include <giomm/appinfo.h>
#include <giomm/asyncresult.h>
#include <giomm/file.h>
#include <glibmm/error.h>
#include <glibmm/i18n.h>
#include <glibmm/quark.h>
#include <glibmm/spawn.h>
#include <gtkmm/cellrenderertext.h>
#include <gtkmm/eventcontroller.h>
#include <gtkmm/gesture.h>
#include <gtkmm/liststore.h>
#include <gtkmm/messagedialog.h>
#include <gtkmm/treemodel.h>
#include <gtkmm/treemodelcolumn.h>
#if GTKMM_CHECK_VERSION(4, 0, 0)
#include <gdkmm/clipboard.h>
#include <gtkmm/gestureclick.h>
#else
#include <gdkmm/window.h>
#include <gtkmm/clipboard.h>
#endif
#include <fmt/core.h>
#include <functional>
#include <memory>
#include <optional>
#include <stack>
#include <stdexcept>
#include <utility>
#include <gdk/gdk.h>
#include <gtk/gtk.h>
#if GTK_CHECK_VERSION(4, 0, 0) && defined(GDK_WINDOWING_X11)
#include <gdk/x11/gdkx.h>
#endif
using namespace std::literals;
using namespace libtransmission::Values;
/***
****
***/
void gtr_message(std::string const& message)
{
// NOLINTNEXTLINE(*-vararg)
g_message("%s", message.c_str());
}
void gtr_warning(std::string const& message)
{
// NOLINTNEXTLINE(*-vararg)
g_warning("%s", message.c_str());
}
void gtr_error(std::string const& message)
{
// NOLINTNEXTLINE(*-vararg)
g_error("%s", message.c_str());
}
/***
****
***/
Glib::ustring gtr_get_unicode_string(GtrUnicode uni)
{
switch (uni)
{
case GtrUnicode::Up:
return "\xE2\x96\xB4";
case GtrUnicode::Down:
return "\xE2\x96\xBE";
case GtrUnicode::Inf:
return "\xE2\x88\x9E";
case GtrUnicode::Bullet:
return "\xE2\x88\x99";
default:
return "err";
}
}
Glib::ustring tr_strlratio(double ratio)
{
return tr_strratio(ratio, gtr_get_unicode_string(GtrUnicode::Inf).c_str());
}
Glib::ustring tr_strlsize(libtransmission::Values::Storage const& storage)
{
return storage.is_zero() ? Q_("None") : storage.to_string();
}
Glib::ustring tr_strlsize(guint64 n_bytes)
{
return tr_strlsize(Storage{ n_bytes, Storage::Units::Bytes });
}
namespace
{
std::string tr_format_future_time(time_t seconds)
{
if (auto const days_from_now = seconds / 86400U; days_from_now > 0U)
{
return fmt::format(
ngettext("{days_from_now:L} day from now", "{days_from_now:L} days from now", days_from_now),
fmt::arg("days_from_now", days_from_now));
}
if (auto const hours_from_now = (seconds % 86400U) / 3600U; hours_from_now > 0U)
{
return fmt::format(
ngettext("{hours_from_now:L} hour from now", "{hours_from_now:L} hours from now", hours_from_now),
fmt::arg("hours_from_now", hours_from_now));
}
if (auto const minutes_from_now = (seconds % 3600U) / 60U; minutes_from_now > 0U)
{
return fmt::format(
ngettext("{minutes_from_now:L} minute from now", "{minutes_from_now:L} minutes from now", minutes_from_now),
fmt::arg("minutes_from_now", minutes_from_now));
}
if (auto const seconds_from_now = seconds % 60U; seconds_from_now > 0U)
{
return fmt::format(
ngettext("{seconds_from_now:L} second from now", "{seconds_from_now:L} seconds from now", seconds_from_now),
fmt::arg("seconds_from_now", seconds_from_now));
}
return _("now");
}
std::string tr_format_past_time(time_t seconds)
{
if (auto const days_ago = seconds / 86400U; days_ago > 0U)
{
return fmt::format(ngettext("{days_ago:L} day ago", "{days_ago:L} days ago", days_ago), fmt::arg("days_ago", days_ago));
}
if (auto const hours_ago = (seconds % 86400U) / 3600U; hours_ago > 0U)
{
return fmt::format(
ngettext("{hours_ago:L} hour ago", "{hours_ago:L} hours ago", hours_ago),
fmt::arg("hours_ago", hours_ago));
}
if (auto const minutes_ago = (seconds % 3600U) / 60U; minutes_ago > 0U)
{
return fmt::format(
ngettext("{minutes_ago:L} minute ago", "{minutes_ago:L} minutes ago", minutes_ago),
fmt::arg("minutes_ago", minutes_ago));
}
if (auto const seconds_ago = seconds % 60U; seconds_ago > 0U)
{
return fmt::format(
ngettext("{seconds_ago:L} second ago", "{seconds_ago:L} seconds ago", seconds_ago),
fmt::arg("seconds_ago", seconds_ago));
}
return _("now");
}
} // namespace
std::string tr_format_time(time_t timestamp)
{
if (auto const days = timestamp / 86400U; days > 0U)
{
return fmt::format(ngettext("{days:L} day", "{days:L} days", days), fmt::arg("days", days));
}
if (auto const hours = (timestamp % 86400U) / 3600U; hours > 0U)
{
return fmt::format(ngettext("{hours:L} hour", "{hours:L} hours", hours), fmt::arg("hours", hours));
}
if (auto const minutes = (timestamp % 3600U) / 60U; minutes > 0U)
{
return fmt::format(ngettext("{minutes:L} minute", "{minutes:L} minutes", minutes), fmt::arg("minutes", minutes));
}
if (auto const seconds = timestamp % 60U; seconds > 0U)
{
return fmt::format(ngettext("{seconds:L} second", "{seconds:L} seconds", seconds), fmt::arg("seconds", seconds));
}
return _("now");
}
std::string tr_format_time_left(time_t timestamp)
{
if (auto const days_left = timestamp / 86400U; days_left > 0U)
{
return fmt::format(
ngettext("{days_left:L} day left", "{days_left:L} days left", days_left),
fmt::arg("days_left", days_left));
}
if (auto const hours_left = (timestamp % 86400U) / 3600U; hours_left > 0U)
{
return fmt::format(
ngettext("{hours_left:L} hour left", "{hours_left:L} hours left", hours_left),
fmt::arg("hours_left", hours_left));
}
if (auto const minutes_left = (timestamp % 3600U) / 60U; minutes_left > 0U)
{
return fmt::format(
ngettext("{minutes_left:L} minute left", "{minutes_left:L} minutes left", minutes_left),
fmt::arg("minutes_left", minutes_left));
}
if (auto const seconds_left = timestamp % 60U; seconds_left > 0U)
{
return fmt::format(
ngettext("{seconds_left:L} second left", "{seconds_left:L} seconds left", seconds_left),
fmt::arg("seconds_left", seconds_left));
}
return _("now");
}
std::string tr_format_time_relative(time_t timestamp, time_t origin)
{
return timestamp < origin ? tr_format_future_time(origin - timestamp) : tr_format_past_time(timestamp - origin);
}
void gtr_add_torrent_error_dialog(Gtk::Widget& child, tr_torrent* duplicate_torrent, std::string const& filename)
{
Glib::ustring secondary;
if (duplicate_torrent != nullptr)
{
secondary = fmt::format(
_("The torrent file '{path}' is already in use by '{torrent_name}'."),
fmt::arg("path", filename),
fmt::arg("torrent_name", tr_torrentName(duplicate_torrent)));
}
else
{
secondary = fmt::format(_("Couldn't add torrent file '{path}'"), fmt::arg("path", filename));
}
auto w = std::make_shared<Gtk::MessageDialog>(
gtr_widget_get_window(child),
_("Couldn't open torrent"),
false,
TR_GTK_MESSAGE_TYPE(ERROR),
TR_GTK_BUTTONS_TYPE(CLOSE));
w->set_secondary_text(secondary);
w->signal_response().connect([w](int /*response*/) mutable { w.reset(); });
w->show();
}
/* pop up the context menu if a user right-clicks.
if the row they right-click on isn't selected, select it. */
bool on_item_view_button_pressed(
Gtk::TreeView& view,
double event_x,
double event_y,
bool context_menu_requested,
std::function<void(double, double)> const& callback)
{
if (context_menu_requested)
{
Gtk::TreeModel::Path path;
if (auto const selection = view.get_selection();
view.get_path_at_pos(static_cast<int>(event_x), static_cast<int>(event_y), path) && !selection->is_selected(path))
{
selection->unselect_all();
selection->select(path);
}
if (callback)
{
callback(event_x, event_y);
}
return true;
}
return false;
}
#if GTKMM_CHECK_VERSION(4, 0, 0)
namespace
{
// NOTE: Estimated position (`get_position_from_allocation` vfunc is private)
std::optional<guint> get_position_from_allocation(Gtk::ListView& view, double view_x, double view_y)
{
auto* child = view.pick(view_x, view_y);
while (child != nullptr && child->get_css_name() != "row")
{
child = child->get_parent();
}
if (child == nullptr)
{
return {};
}
double top_x = 0;
double top_y = 0;
child->translate_coordinates(view, 0, 0, top_x, top_y);
return static_cast<guint>((top_y + view.get_vadjustment()->get_value()) / child->get_allocated_height());
}
} // namespace
bool on_item_view_button_pressed(
Gtk::ListView& view,
double event_x,
double event_y,
bool context_menu_requested,
std::function<void(double, double)> const& callback)
{
if (context_menu_requested)
{
if (auto const position = get_position_from_allocation(view, event_x, event_y); position.has_value())
{
if (auto const selection_model = view.get_model(); !selection_model->is_selected(position.value()))
{
selection_model->select_item(position.value(), true);
}
}
if (callback)
{
callback(event_x, event_y);
}
return true;
}
return false;
}
#endif
/* if the user clicked in an empty area of the list,
* clear all the selections. */
bool on_item_view_button_released(Gtk::TreeView& view, double event_x, double event_y)
{
if (Gtk::TreeModel::Path path; !view.get_path_at_pos(static_cast<int>(event_x), static_cast<int>(event_y), path))
{
view.get_selection()->unselect_all();
}
return false;
}
#if GTKMM_CHECK_VERSION(4, 0, 0)
bool on_item_view_button_released(Gtk::ListView& view, double event_x, double event_y)
{
if (!get_position_from_allocation(view, event_x, event_y).has_value())
{
view.get_model()->unselect_all();
}
return false;
}
#endif
namespace
{
#if GTKMM_CHECK_VERSION(4, 0, 0)
std::pair<int, int> convert_widget_to_bin_window_coords(Gtk::TreeView const& view, int view_x, int view_y)
{
int event_x = 0;
int event_y = 0;
view.convert_widget_to_bin_window_coords(view_x, view_y, event_x, event_y);
return { event_x, event_y };
}
std::pair<int, int> convert_widget_to_bin_window_coords(Gtk::ListView const& /*view*/, int view_x, int view_y)
{
return { view_x, view_y };
}
#endif
template<typename T>
void setup_item_view_button_event_handling_impl(
T& view,
std::function<bool(guint, TrGdkModifierType, double, double, bool)> const& press_callback,
std::function<bool(double, double)> const& release_callback)
{
#if GTKMM_CHECK_VERSION(4, 0, 0)
auto controller = Gtk::GestureClick::create();
controller->set_button(0);
controller->set_propagation_phase(Gtk::PropagationPhase::CAPTURE);
if (press_callback)
{
controller->signal_pressed().connect(
[&view, press_callback, controller](int /*n_press*/, double view_x, double view_y)
{
auto const [event_x, event_y] = convert_widget_to_bin_window_coords(
view,
static_cast<int>(view_x),
static_cast<int>(view_y));
auto* const sequence = controller->get_current_sequence();
auto const event = controller->get_last_event(sequence);
if (event->get_event_type() == TR_GDK_EVENT_TYPE(BUTTON_PRESS) &&
press_callback(
event->get_button(),
event->get_modifier_state(),
event_x,
event_y,
event->triggers_context_menu()))
{
controller->set_sequence_state(sequence, Gtk::EventSequenceState::CLAIMED);
}
},
false);
}
if (release_callback)
{
controller->signal_released().connect(
[&view, release_callback, controller](int /*n_press*/, double view_x, double view_y)
{
auto const [event_x, event_y] = convert_widget_to_bin_window_coords(
view,
static_cast<int>(view_x),
static_cast<int>(view_y));
auto* const sequence = controller->get_current_sequence();
auto const event = controller->get_last_event(sequence);
if (event->get_event_type() == TR_GDK_EVENT_TYPE(BUTTON_RELEASE) && release_callback(event_x, event_y))
{
controller->set_sequence_state(sequence, Gtk::EventSequenceState::CLAIMED);
}
});
}
view.add_controller(controller);
#else
if (press_callback)
{
view.signal_button_press_event().connect(
[press_callback](GdkEventButton* event)
{ return press_callback(event->button, event->state, event->x, event->y, event->button == GDK_BUTTON_SECONDARY); },
false);
}
if (release_callback)
{
view.signal_button_release_event().connect([release_callback](GdkEventButton* event)
{ return release_callback(event->x, event->y); });
}
#endif
}
} // namespace
void setup_item_view_button_event_handling(
Gtk::TreeView& view,
std::function<bool(guint, TrGdkModifierType, double, double, bool)> const& press_callback,
std::function<bool(double, double)> const& release_callback)
{
setup_item_view_button_event_handling_impl(view, press_callback, release_callback);
}
#if GTKMM_CHECK_VERSION(4, 0, 0)
void setup_item_view_button_event_handling(
Gtk::ListView& view,
std::function<bool(guint, TrGdkModifierType, double, double, bool)> const& press_callback,
std::function<bool(double, double)> const& release_callback)
{
setup_item_view_button_event_handling_impl(view, press_callback, release_callback);
}
#endif
bool gtr_file_trash_or_remove(std::string const& filename, tr_error* error)
{
g_return_val_if_fail(!filename.empty(), false);
auto local_error = tr_error{};
if (error == nullptr)
{
error = &local_error;
}
auto const file = Gio::File::create_for_path(filename);
bool trashed = false;
if (gtr_pref_flag_get(TR_KEY_trash_can_enabled))
{
try
{
trashed = file->trash();
}
catch (Glib::Error const& e)
{
error->set(e.code(), TR_GLIB_EXCEPTION_WHAT(e));
gtr_message(fmt::format(
_("Couldn't move '{path}' to trash: {error} ({error_code})"),
fmt::arg("path", filename),
fmt::arg("error", error->message()),
fmt::arg("error_code", error->code())));
}
}
bool result = true;
if (!trashed)
{
try
{
file->remove();
}
catch (Glib::Error const& e)
{
error->set(e.code(), TR_GLIB_EXCEPTION_WHAT(e));
gtr_message(fmt::format(
_("Couldn't remove '{path}': {error} ({error_code})"),
fmt::arg("path", filename),
fmt::arg("error", error->message()),
fmt::arg("error_code", error->code())));
result = false;
}
}
return result;
}
namespace
{
void object_signal_notify_callback(GObject* object, GParamSpec* /*param_spec*/, gpointer data)
{
if (object != nullptr && data != nullptr)
{
if (auto const* const slot = Glib::SignalProxyBase::data_to_slot(data); slot != nullptr)
{
// NOLINTNEXTLINE(cppcoreguidelines-pro-type-static-cast-downcast)
(*static_cast<sigc::slot<TrObjectSignalNotifyCallback> const*>(slot))(Glib::wrap(object, true));
}
}
}
} // namespace
Glib::SignalProxy<TrObjectSignalNotifyCallback> gtr_object_signal_notify(Glib::ObjectBase& object)
{
static auto const object_signal_notify_info = Glib::SignalProxyInfo{
.signal_name = "notify",
// NOLINTNEXTLINE(cppcoreguidelines-pro-type-reinterpret-cast)
.callback = reinterpret_cast<GCallback>(&object_signal_notify_callback),
// NOLINTNEXTLINE(cppcoreguidelines-pro-type-reinterpret-cast)
.notify_callback = reinterpret_cast<GCallback>(&object_signal_notify_callback),
};
return { &object, &object_signal_notify_info };
}
void gtr_object_notify_emit(Glib::ObjectBase& object)
{
// NOLINTNEXTLINE(*-vararg)
g_signal_emit_by_name(object.gobj(), "notify", nullptr);
}
Glib::ustring gtr_get_help_uri()
{
static auto const uri = fmt::format("https://transmissionbt.com/help/gtk/{}.{}x", MAJOR_VERSION, MINOR_VERSION / 10);
return uri;
}
void gtr_open_file(std::string const& path)
{
gtr_open_uri(Gio::File::create_for_path(path)->get_uri());
}
void gtr_open_uri(Glib::ustring const& uri)
{
if (!uri.empty())
{
bool opened = false;
if (!opened)
{
try
{
opened = Gio::AppInfo::launch_default_for_uri(uri);
}
catch (Glib::Error const&)
{
}
}
if (!opened)
{
try
{
Glib::spawn_async({}, std::vector<std::string>{ "xdg-open", uri }, TR_GLIB_SPAWN_FLAGS(SEARCH_PATH));
opened = true;
}
catch (Glib::SpawnError const&)
{
}
}
if (!opened)
{
gtr_message(fmt::format(_("Couldn't open '{url}'"), fmt::arg("url", uri)));
}
}
}
/***
****
***/
namespace
{
class EnumComboModelColumns : public Gtk::TreeModelColumnRecord
{
public:
EnumComboModelColumns() noexcept
{
add(value);
add(label);
}
Gtk::TreeModelColumn<int> value;
Gtk::TreeModelColumn<Glib::ustring> label;
};
EnumComboModelColumns const enum_combo_cols;
} // namespace
void gtr_combo_box_set_active_enum(Gtk::ComboBox& combo, int value)
{
auto const& column = enum_combo_cols.value;
/* do the value and current value match? */
if (auto const iter = combo.get_active(); iter)
{
if (iter->get_value(column) == value)
{
return;
}
}
/* find the one to select */
for (auto const& row : combo.get_model()->children())
{
if (row.get_value(column) == value)
{
combo.set_active(TR_GTK_TREE_MODEL_CHILD_ITER(row));
return;
}
}
}
void gtr_combo_box_set_enum(Gtk::ComboBox& combo, std::vector<std::pair<Glib::ustring, int>> const& items)
{
auto store = Gtk::ListStore::create(enum_combo_cols);
for (auto const& [label, value] : items)
{
auto const iter = store->append();
(*iter)[enum_combo_cols.value] = value;
(*iter)[enum_combo_cols.label] = label;
}
combo.clear();
combo.set_model(store);
auto* r = Gtk::make_managed<Gtk::CellRendererText>();
combo.pack_start(*r, true);
combo.add_attribute(r->property_text(), enum_combo_cols.label);
}
int gtr_combo_box_get_active_enum(Gtk::ComboBox const& combo)
{
int value = 0;
if (auto const iter = combo.get_active(); iter)
{
iter->get_value(0, value);
}
return value;
}
void gtr_priority_combo_init(Gtk::ComboBox& combo)
{
gtr_combo_box_set_enum(
combo,
{
{ _("High"), TR_PRI_HIGH },
{ _("Normal"), TR_PRI_NORMAL },
{ _("Low"), TR_PRI_LOW },
});
}
/***
****
***/
void gtr_widget_set_visible(Gtk::Widget& widget, bool is_visible)
{
static auto const ChildHiddenKey = Glib::Quark("gtr-child-hidden");
auto* const widget_as_window = dynamic_cast<Gtk::Window*>(&widget);
if (widget_as_window == nullptr)
{
widget.set_visible(is_visible);
return;
}
/* toggle the transient children, too */
auto windows = std::stack<Gtk::Window*>();
windows.push(widget_as_window);
while (!windows.empty())
{
auto* const window = windows.top();
bool transient_child_found = false;
for (auto* const top_level_window : Gtk::Window::list_toplevels())
{
#if !GTKMM_CHECK_VERSION(4, 0, 0)
if (top_level_window->get_window_type() != Gtk::WINDOW_TOPLEVEL)
{
continue;
}
#endif
if (top_level_window->get_transient_for() != window || top_level_window->get_visible() == is_visible)
{
continue;
}
windows.push(top_level_window);
transient_child_found = true;
break;
}
if (transient_child_found)
{
continue;
}
if (is_visible && window->get_data(ChildHiddenKey) != nullptr)
{
window->steal_data(ChildHiddenKey);
window->set_visible(true);
}
else if (!is_visible)
{
window->set_data(ChildHiddenKey, GINT_TO_POINTER(1));
window->set_visible(false);
}
windows.pop();
}
}
Gtk::Window& gtr_widget_get_window(Gtk::Widget& widget)
{
if (auto* const window = dynamic_cast<Gtk::Window*>(TR_GTK_WIDGET_GET_ROOT(widget)); window != nullptr)
{
return *window;
}
#if defined(G_DISABLE_ASSERT)
throw std::logic_error("Supplied widget doesn't have a window");
#else
g_assert_not_reached();
#endif
}
void gtr_window_set_skip_taskbar_hint([[maybe_unused]] Gtk::Window& window, [[maybe_unused]] bool value)
{
#if GTK_CHECK_VERSION(4, 0, 0)
#if defined(GDK_WINDOWING_X11)
if (auto* const surface = Glib::unwrap(window.get_surface()); GDK_IS_X11_SURFACE(surface))
{
gdk_x11_surface_set_skip_taskbar_hint(surface, value ? TRUE : FALSE);
}
#endif
#else
window.set_skip_taskbar_hint(value);
#endif
}
void gtr_window_set_urgency_hint([[maybe_unused]] Gtk::Window& window, [[maybe_unused]] bool value)
{
#if GTK_CHECK_VERSION(4, 0, 0)
#if defined(GDK_WINDOWING_X11)
if (auto* const surface = Glib::unwrap(window.get_surface()); GDK_IS_X11_SURFACE(surface))
{
gdk_x11_surface_set_urgency_hint(surface, value ? TRUE : FALSE);
}
#endif
#else
window.set_urgency_hint(value);
#endif
}
void gtr_window_raise([[maybe_unused]] Gtk::Window& window)
{
#if !GTKMM_CHECK_VERSION(4, 0, 0)
window.get_window()->raise();
#endif
}
/***
****
***/
void gtr_unrecognized_url_dialog(Gtk::Widget& parent, Glib::ustring const& url)
{
Glib::ustring gstr;
auto w = std::make_shared<Gtk::MessageDialog>(
gtr_widget_get_window(parent),
fmt::format(_("Unsupported URL: '{url}'"), fmt::arg("url", url)),
false /*use markup*/,
TR_GTK_MESSAGE_TYPE(ERROR),
TR_GTK_BUTTONS_TYPE(CLOSE),
true /*modal*/);
gstr += fmt::format(_("Transmission doesn't know how to use '{url}'"), fmt::arg("url", url));
if (tr_magnet_metainfo{}.parseMagnet(url.raw()))
{
gstr += "\n \n";
gstr += _("This magnet link appears to be intended for something other than BitTorrent.");
}
w->set_secondary_text(gstr);
w->signal_response().connect([w](int /*response*/) mutable { w.reset(); });
w->show();
}
/***
****
***/
void gtr_paste_clipboard_url_into_entry(Gtk::Entry& entry)
{
auto const process = [&entry](Glib::ustring const& text)
{
if (auto const sv = tr_strv_strip(text.raw());
!sv.empty() && (tr_urlIsValid(sv) || tr_magnet_metainfo{}.parseMagnet(sv)))
{
entry.set_text(text);
return true;
}
return false;
};
#if GTKMM_CHECK_VERSION(4, 0, 0)
auto const request = [](Glib::RefPtr<Gdk::Clipboard> const& clipboard, auto&& callback)
{
clipboard->read_text_async([clipboard, callback](Glib::RefPtr<Gio::AsyncResult>& result)
{ callback(clipboard->read_text_finish(result)); });
};
request(
Gdk::Display::get_default()->get_primary_clipboard(),
[request, process](Glib::ustring const& text)
{
if (!process(text))
{
request(Gdk::Display::get_default()->get_clipboard(), process);
}
});
#else
for (auto const& str : { Gtk::Clipboard::get(GDK_SELECTION_PRIMARY)->wait_for_text(),
Gtk::Clipboard::get(GDK_SELECTION_CLIPBOARD)->wait_for_text() })
{
if (process(str))
{
break;
}
}
#endif
}
/***
****
***/
void gtr_label_set_text(Gtk::Label& lb, Glib::ustring const& text)
{
if (lb.get_text() != text)
{
lb.set_text(text);
}
}
std::string gtr_get_full_resource_path(std::string const& rel_path)
{
static auto const BasePath = "/com/transmissionbt/transmission/"s;
return BasePath + rel_path;
}
/***
****
***/
size_t const max_recent_dirs = size_t{ 4 };
std::list<std::string> gtr_get_recent_dirs(std::string const& pref)
{
std::list<std::string> list;
for (size_t i = 0; i < max_recent_dirs; ++i)
{
auto const key = fmt::format("recent-{}-dir-{}", pref, i + 1);
if (auto const val = gtr_pref_string_get(tr_quark_new(key)); !val.empty())
{
list.push_back(val);
}
}
return list;
}
void gtr_save_recent_dir(std::string const& pref, Glib::RefPtr<Session> const& core, std::string const& dir)
{
if (dir.empty())
{
return;
}
auto list = gtr_get_recent_dirs(pref);
/* if it was already in the list, remove it */
list.remove(dir);
/* add it to the front of the list */
list.push_front(dir);
/* save the first max_recent_dirs directories */
list.resize(max_recent_dirs);
int i = 0;
for (auto const& d : list)
{
auto const key = fmt::format("recent-{}-dir-{}", pref, ++i);
gtr_pref_string_set(tr_quark_new(key), d);
}
gtr_pref_save(core->get_session());
}
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