Fix #1147 by implementing decoder selector subwindow

[pulseview.git] / pv / subwindows / decoder_selector / item.cpp

diff --git a/pv/subwindows/decoder_selector/item.cpp b/pv/subwindows/decoder_selector/item.cpp
new file mode 100644 (file)
index 0000000..00c469e
--- /dev/null
+++ b/pv/subwindows/decoder_selector/item.cpp
@@ -0,0 +1,95 @@
+/*
+ * This file is part of the PulseView project.
+ *
+ * Copyright (C) 2018 Soeren Apel <soeren@apelpie.net>
+ *
+ * This program 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 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "subwindow.hpp"
+
+using std::out_of_range;
+
+namespace pv {
+namespace subwindows {
+namespace decoder_selector {
+
+DecoderCollectionItem::DecoderCollectionItem(const vector<QVariant>& data,
+       shared_ptr<DecoderCollectionItem> parent) :
+       data_(data),
+       parent_(parent)
+{
+}
+
+void DecoderCollectionItem::appendSubItem(shared_ptr<DecoderCollectionItem> item)
+{
+       subItems_.push_back(item);
+}
+
+shared_ptr<DecoderCollectionItem> DecoderCollectionItem::subItem(int row) const
+{
+       try {
+               return subItems_.at(row);
+       } catch (out_of_range) {
+               return nullptr;
+       }
+}
+
+shared_ptr<DecoderCollectionItem> DecoderCollectionItem::parent() const
+{
+       return parent_;
+}
+
+shared_ptr<DecoderCollectionItem> DecoderCollectionItem::findSubItem(
+       const QVariant& value, int column)
+{
+       for (shared_ptr<DecoderCollectionItem> item : subItems_)
+               if (item->data(column) == value)
+                       return item;
+
+       return nullptr;
+}
+
+int DecoderCollectionItem::subItemCount() const
+{
+       return subItems_.size();
+}
+
+int DecoderCollectionItem::columnCount() const
+{
+       return data_.size();
+}
+
+int DecoderCollectionItem::row() const
+{
+       if (parent_)
+               for (uint i = 0; i < parent_->subItems_.size(); i++)
+                       if (parent_->subItems_.at(i).get() == const_cast<DecoderCollectionItem*>(this))
+                               return i;
+
+       return 0;
+}
+
+QVariant DecoderCollectionItem::data(int column) const
+{
+       try {
+               return data_.at(column);
+       } catch (out_of_range) {
+               return QVariant();
+       }
+}
+
+} // namespace decoder_selector
+} // namespace subwindows
+} // namespace pv