[UI] First working mobile version

src/ui/audio/mobile/ArtistSearch.cpp

@@ -0,0 +1,111 @@
+/*
+ * Copyright (C) 2015 Emeric Poupon
+ *
+ * This file is part of LMS.
+ *
+ * LMS is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * LMS is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with LMS.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <Wt/WText>
+#include <Wt/WTemplate>
+#include <Wt/WPushButton>
+
+#include "ArtistSearch.hpp"
+
+namespace UserInterface {
+namespace Mobile {
+
+ArtistSearch::ArtistSearch(Database::Handler& db, Wt::WContainerWidget *parent)
+: Wt::WContainerWidget(parent),
+_db(db),
+_resCount(0)
+{
+	Wt::WTemplate *title = new Wt::WTemplate(this);
+	title->setTemplateText(Wt::WString::tr("mobile-search-title"));
+
+	title->bindWidget("text", new Wt::WText("Artists", Wt::PlainText));
+}
+
+void
+ArtistSearch::clear()
+{
+	while (count() > 1)
+		removeWidget(this->widget(1));
+
+	_resCount = 0;
+}
+
+void
+ArtistSearch::search(Database::SearchFilter filter, size_t nb)
+{
+	clear();
+	addResults(filter, nb);
+}
+
+void
+ArtistSearch::addResults(Database::SearchFilter filter, std::size_t nb)
+{
+
+	std::vector<std::string> artists;
+
+	{
+		Wt::Dbo::Transaction transaction(_db.getSession());
+
+		// Request one more to see if more results are to be expected
+		artists = Database::Track::getArtists(_db.getSession(), filter, _resCount, nb + 1);
+	}
+
+	bool expectMoreResults;
+	if (artists.size() == nb + 1)
+	{
+		expectMoreResults = true;
+		artists.pop_back();
+	}
+	else
+		expectMoreResults = false;
+
+	BOOST_FOREACH(std::string artist, artists)
+	{
+		Wt::WTemplate* res = new Wt::WTemplate(this);
+		res->setTemplateText(Wt::WString::tr("mobile-artist-res"));
+
+		Wt::WText *text = new Wt::WText(Wt::WString::fromUTF8(artist), Wt::PlainText);
+		res->bindWidget("name", text);
+
+		res->clicked().connect(std::bind([=] {
+			_sigArtistSelected(artist);
+		}));
+	}
+
+	_resCount += artists.size();;
+
+	if (expectMoreResults)
+	{
+		Wt::WTemplate* moreRes = new Wt::WTemplate(this);
+		moreRes->setTemplateText(Wt::WString::tr("mobile-search-more"));
+
+		moreRes->bindWidget("text", new Wt::WText("Tap to show more results..."));
+
+		moreRes->clicked().connect(std::bind([=] {
+			_sigMoreArtistsSelected();
+			removeWidget(moreRes);
+
+			addResults(filter, 20);
+		}));
+	}
+
+}
+
+} // namespace Mobile
+} // namespace UserInterface