Changeset - a8a13a36dd17
[Not reviewed]
Hasan Yavuz ÖZDERYA - 9 years ago 2016-12-31 09:37:37
hy@ozderya.net
adding channelinfomodel implemented as a draft
4 files changed with 185 insertions and 0 deletions:
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CMakeLists.txt
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@@ -100,12 +100,13 @@ add_executable(${PROGRAM_NAME} WIN32
 
  src/commandedit.cpp
 
  src/dataformatpanel.cpp
 
  src/plotcontrolpanel.cpp
 
  src/tooltipfilter.cpp
 
  src/sneakylineedit.cpp
 
  src/channelmanager.cpp
 
  src/channelinfomodel.cpp
 
  src/framebufferseries.cpp
 
  src/numberformatbox.cpp
 
  src/endiannessbox.cpp
 
  src/abstractreader.cpp
 
  src/binarystreamreader.cpp
 
  src/binarystreamreadersettings.cpp
src/channelinfomodel.cpp
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new file 100644
 
/*
 
  Copyright © 2017 Hasan Yavuz Özderya
 

	
 
  This file is part of serialplot.
 

	
 
  serialplot 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.
 

	
 
  serialplot 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 serialplot.  If not, see <http://www.gnu.org/licenses/>.
 
*/
 

	
 
#include "channelinfomodel.h"
 

	
 
/// name + visibility
 
enum ChannelInfoColumn
 
{
 
    COLUMN_NAME = 0,
 
    COLUMN_VISIBILITY,
 
    COLUMN_COUNT
 
};
 

	
 
ChannelInfoModel::ChannelInfoModel(unsigned numberOfChannels, QObject* parent) :
 
    QAbstractTableModel(parent)
 
{
 
    _numOfChannels = 0;
 
    setNumOfChannels(numberOfChannels);
 
}
 

	
 
int ChannelInfoModel::rowCount(const QModelIndex &parent) const
 
{
 
    return _numOfChannels;
 
}
 

	
 
int ChannelInfoModel::columnCount(const QModelIndex & parent) const
 
{
 
    return COLUMN_COUNT;
 
}
 

	
 
QVariant ChannelInfoModel::data(const QModelIndex &index, int role) const
 
{
 
    // TODO: check role parameter
 

	
 
    if (index.row() < (int) _numOfChannels)
 
    {
 
        if (index.column() == COLUMN_NAME)
 
        {
 
            return QVariant(infos[index.row()].name);
 
        }
 
        else if (index.column() == COLUMN_VISIBILITY)
 
        {
 
            return QVariant(infos[index.row()].visibility);
 
        }
 
    }
 

	
 
    // invalid index
 
    return QVariant();
 
}
 

	
 
bool ChannelInfoModel::setData(const QModelIndex &index, const QVariant &value, int role)
 
{
 
    // TODO: check role
 

	
 
    if (index.row() < (int) _numOfChannels)
 
    {
 
        if (index.column() == COLUMN_NAME)
 
        {
 
            infos[index.row()].name = value.toString();
 
            return true;
 
        }
 
        else if (index.column() == COLUMN_VISIBILITY)
 
        {
 
            infos[index.row()].visibility = value.toBool();
 
            return true;
 
        }
 
    }
 

	
 
    // invalid index
 
    return false;
 
}
 

	
 
void ChannelInfoModel::setNumOfChannels(unsigned number)
 
{
 
    if (number == _numOfChannels) return;
 

	
 
    // we create channel info but never remove channel info to
 
    // remember user entered info
 
    if ((int) number > infos.length())
 
    {
 
        for (unsigned ci = _numOfChannels; ci < number; ci++)
 
        {
 
            infos.append({QString("Channel %d").arg(ci), true});
 
        }
 
    }
 

	
 
    // make sure newly available channels are visible, we don't
 
    // remember visibility option intentionally so that user doesn't
 
    // get confused
 
    if (number > _numOfChannels)
 
    {
 
        for (unsigned ci = _numOfChannels; ci < number; ci++)
 
        {
 
            infos[ci].visibility = true;
 
        }
 
    }
 

	
 
    _numOfChannels = number;
 
}
src/channelinfomodel.h
Show inline comments
 
new file 100644
 
/*
 
  Copyright © 2017 Hasan Yavuz Özderya
 

	
 
  This file is part of serialplot.
 

	
 
  serialplot 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.
 

	
 
  serialplot 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 serialplot.  If not, see <http://www.gnu.org/licenses/>.
 
*/
 

	
 
#ifndef CHANNELINFOMODEL_H
 
#define CHANNELINFOMODEL_H
 

	
 
#include <QAbstractTableModel>
 
#include <QStringList>
 

	
 
class ChannelInfoModel : public QAbstractTableModel
 
{
 
    Q_OBJECT
 

	
 
public:
 
    explicit ChannelInfoModel(unsigned numberOfChannels, QObject *parent = 0);
 

	
 
    // implemented from QAbstractItemModel
 
    int      rowCount(const QModelIndex &parent = QModelIndex()) const;
 
    int      columnCount(const QModelIndex &parent = QModelIndex()) const;
 
    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
 
    bool     setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole);
 

	
 
    void setNumOfChannels(unsigned number);
 

	
 
private:
 
    struct ChannelInfo
 
    {
 
        QString name;
 
        bool visibility;
 
    };
 

	
 
    unsigned _numOfChannels;     ///< @note this is not necessarily the length of `infos`
 

	
 
    /**
 
     * Channel info is added here but never removed so that we can
 
     * remember user entered names.
 
     */
 
    QList<ChannelInfo> infos;
 
};
 

	
 
#endif // CHANNELINFOMODEL_H
src/main.cpp
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@@ -21,12 +21,15 @@
 
#include <QtGlobal>
 

	
 
#include "mainwindow.h"
 
#include "tooltipfilter.h"
 
#include "version.h"
 

	
 
// test code
 
#include <QTableView>
 
#include "channelinfomodel.h"
 

	
 
MainWindow* pMainWindow;
 

	
 
void messageHandler(QtMsgType type, const QMessageLogContext &context,
 
                    const QString &msg)
 
{
 
@@ -47,8 +50,17 @@ int main(int argc, char *argv[])
 

	
 
    // log application information
 
    qDebug() << "SerialPlot" << VERSION_STRING;
 
    qDebug() << "Revision" << VERSION_REVISION;
 

	
 
    w.show();
 

	
 
    // test code
 
    ChannelInfoModel cim(5, &a);
 
    QTableView tv;
 

	
 
    tv.setModel(&cim);
 

	
 
    tv.show();
 

	
 
    return a.exec();
 
}
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