smartplaylists: Move classes to own files

src/smartplaylists/smartplaylistquerywizardpluginsearchpage.cpp

@@ -0,0 +1,45 @@
+/*
+ * Strawberry Music Player
+ * This file was part of Clementine.
+ * Copyright 2010, David Sansome <me@davidsansome.com>
+ *
+ * Strawberry 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.
+ *
+ * Strawberry 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 Strawberry.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include <algorithm>
+
+#include "smartplaylistquerywizardpluginsearchpage.h"
+#include "smartplaylistsearchtermwidget.h"
+#include "ui_smartplaylistquerysearchpage.h"
+
+SmartPlaylistQueryWizardPluginSearchPage::SmartPlaylistQueryWizardPluginSearchPage(QWidget *parent)
+    : QWizardPage(parent),
+      layout_(nullptr),
+      new_term_(nullptr),
+      preview_(nullptr),
+      ui_(new Ui_SmartPlaylistQuerySearchPage) {
+
+  ui_->setupUi(this);
+
+}
+
+bool SmartPlaylistQueryWizardPluginSearchPage::isComplete() const {
+
+  if (ui_->type->currentIndex() == 2) {  // All songs
+    return true;
+  }
+  return !std::any_of(terms_.begin(), terms_.end(), [](SmartPlaylistSearchTermWidget *widget) { return !widget->Term().is_valid(); });
+
+}