Set folder default from context menu

Telegram/Resources/langs/lang.strings

@@ -2461,5 +2461,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "ktg_settings_recent_stickers_limit_none" = "Recent stickers: hide all";
 
 "ktg_filters_default" = "Default folder";
+"ktg_filters_context_edit_all" = "Edit folders";
+"ktg_filters_context_make_default" = "Make folder default";
 
 // Keys finished

Telegram/Resources/langs/rewrites/ru.json

@@ -98,5 +98,7 @@
 		"other": "Недавние стикеры: показывать {count} стикеров"
 	},
 	"ktg_settings_recent_stickers_limit_none": "Недавние стикеры: скрыть все",
-	"ktg_filters_default": "Папка по умолчанию"
+	"ktg_filters_default": "Папка по умолчанию",
+	"ktg_filters_context_edit_all": "Изменить папки",
+	"ktg_filters_context_make_default": "Сделать папкой по умолчанию"
 }

Telegram/SourceFiles/window/window_filters_menu.cpp

@@ -241,12 +241,16 @@ base::unique_qptr<Ui::SideBarButton> FiltersMenu::prepareButton(
 			}
 		}
 	});
-	if (id > 0) {
+	if (id >= 0) {
 		raw->events(
 		) | rpl::filter([=](not_null<QEvent*> e) {
 			return e->type() == QEvent::ContextMenu;
 		}) | rpl::start_with_next([=] {
-			showMenu(QCursor::pos(), id);
+			if (id){
+				showMenu(QCursor::pos(), id);
+			} else {
+				showAllMenu(QCursor::pos());
+			}
 		}, raw->lifetime());
 	}
 	return button;
@@ -265,12 +269,42 @@ void FiltersMenu::showMenu(QPoint position, FilterId id) {
 	_popupMenu->addAction(
 		tr::lng_filters_context_edit(tr::now),
 		crl::guard(&_outer, [=] { showEditBox(id); }));
+	if (cDefaultFilterId() != id) {
+		_popupMenu->addAction(
+			tr::ktg_filters_context_make_default(tr::now),
+			crl::guard(&_outer, [=] { setDefaultFilter(id); }));
+	}
 	_popupMenu->addAction(
 		tr::lng_filters_context_remove(tr::now),
 		crl::guard(&_outer, [=] { showRemoveBox(id); }));
 	_popupMenu->popup(position);
 }
 
+void FiltersMenu::showAllMenu(QPoint position) {
+	if (_popupMenu) {
+		_popupMenu = nullptr;
+		return;
+	}
+	_popupMenu = base::make_unique_q<Ui::PopupMenu>(_all);
+	_popupMenu->addAction(
+		tr::ktg_filters_context_edit_all(tr::now),
+		crl::guard(&_outer, [=] { _session->showSettings(Settings::Type::Folders); }));
+	if (cDefaultFilterId() != 0) {
+		_popupMenu->addAction(
+			tr::ktg_filters_context_make_default(tr::now),
+			crl::guard(&_outer, [=] { setDefaultFilter(0); }));
+	}
+	
+	_popupMenu->popup(position);
+}
+
+void FiltersMenu::setDefaultFilter(FilterId id) {
+	if (cDefaultFilterId() != id) {
+		cSetDefaultFilterId(id);
+		KotatoSettings::Write();
+	}
+}
+
 void FiltersMenu::showEditBox(FilterId id) {
 	EditExistingFilter(_session, id);
 }

Telegram/SourceFiles/window/window_filters_menu.h

@@ -46,6 +46,8 @@ private:
 		const QString &title,
 		Ui::FilterIcon icon);
 	void showMenu(QPoint position, FilterId id);
+	void showAllMenu(QPoint position);
+	void setDefaultFilter(FilterId id);
 	void showEditBox(FilterId id);
 	void showRemoveBox(FilterId id);
 	void remove(FilterId id);