2021-01-26 Fred Gleason <fredg@paravelsystems.com>

* Added 'RDPypadListModel'.
	* Refactored the 'Encoder 'PyPAD Instances' dialog in rdadmin(1)
	to use the model-based API.

Signed-off-by: Fred Gleason <fredg@paravelsystems.com>

lib/rdpypadlistmodel.h

@@ -0,0 +1,80 @@
+// rdpypadlistmodel.h
+//
+// Data model for Rivendell PyPAD instances
+//
+//   (C) Copyright 2021 Fred Gleason <fredg@paravelsystems.com>
+//
+//   This program is free software; you can redistribute it and/or modify
+//   it under the terms of the GNU General Public License version 2 as
+//   published by the Free Software Foundation.
+//
+//   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, write to the Free Software
+//   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+//
+
+#ifndef RDPYPADLISTMODEL_H
+#define RDPYPADLISTMODEL_H
+
+#include <QAbstractTableModel>
+#include <QFont>
+#include <QList>
+#include <QPalette>
+#include <QTimer>
+
+#include <rddb.h>
+#include <rdnotification.h>
+#include <rduser.h>
+
+class RDPypadListModel : public QAbstractTableModel
+{
+  Q_OBJECT
+ public:
+  RDPypadListModel(const QString &hostname,QObject *parent=0);
+  ~RDPypadListModel();
+  QPalette palette();
+  void setPalette(const QPalette &pal);
+  void setFont(const QFont &font);
+  int columnCount(const QModelIndex &parent=QModelIndex()) const;
+  int rowCount(const QModelIndex &parent=QModelIndex()) const;
+  QVariant headerData(int section,Qt::Orientation orient,
+		      int role=Qt::DisplayRole) const;
+  QVariant data(const QModelIndex &index,int role=Qt::DisplayRole) const;
+  int instanceId(const QModelIndex &row) const;
+  QModelIndex addInstance(int id);
+  void removeInstance(const QModelIndex &row);
+  void removeInstance(int id);
+  void refresh(const QModelIndex &row);
+  void refresh(int id);
+  bool isActive(int id) const;
+
+ private slots:
+  void stateTimeoutData();
+
+ protected:
+  void updateModel();
+  void updateRowLine(int line);
+  void updateRow(int row,RDSqlQuery *q);
+  QString sqlFields() const;
+
+ private:
+  QPalette d_palette;
+  QFont d_font;
+  QFont d_bold_font;
+  QList<QVariant> d_headers;
+  QList<QVariant> d_alignments;
+  QList<QList<QVariant> > d_texts;
+  QList<QVariant> d_state_icons;
+  QList<bool> d_states;
+  QList<int> d_ids;
+  QString d_station_name;
+  QTimer *d_state_timer;
+};
+
+
+#endif  // RDPYPADLISTMODEL_H