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edit new frequency table fields inline; refresh filter periodically;

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This commit is contained in:
Brian Moran
2022-09-29 08:44:31 -07:00
parent 923de0ef38
commit 85cb05a812
6 changed files with 238 additions and 153 deletions
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models/Bands.hpp
+1 -1
View File
@@ -24,7 +24,7 @@
//
// Implements the QAbstractTableModel interface as an immutable table
// where rows are bands and columns are band name, lower frequency
// limit and, upper ferquency limit respectively.
// limit and, upper frequency limit respectively.
//
class Bands final
: public QAbstractTableModel
models/FrequencyList.cpp
+173 -61
View File
@@ -23,11 +23,13 @@
#include <QJsonArray>
#include <QCoreApplication>
#include <QFile>
#include <QException>
#include "Radio.hpp"
#include "Bands.hpp"
#include "pimpl_impl.hpp"
#include "revision_utils.hpp"
#include "Logger.hpp"
#include "moc_FrequencyList.cpp"
@@ -378,7 +380,6 @@ QString FrequencyList_v2::Item::toString () const
<< end_time_.toString(Qt::ISODate) << ", "
<< description_ << ", "
<< source_ << ')';
return string;
}
@@ -423,6 +424,7 @@ public:
, bands_ {bands}
, region_filter_ {IARURegions::ALL}
, mode_filter_ {Modes::ALL}
, filter_on_time_ {false}
{
}
@@ -449,6 +451,7 @@ public:
FrequencyItems frequency_list_;
Region region_filter_;
Mode mode_filter_;
bool filter_on_time_;
};
FrequencyList_v2::FrequencyList_v2 (Bands const * bands, QObject * parent)
@@ -564,7 +567,7 @@ bool FrequencyList_v2::removeDisjointRows (QModelIndexList rows)
// We must work with source model indexes because we don't want row
// removes to invalidate model indexes we haven't yet processed. We
// achieve that by processing them in decending row order.
// achieve that by processing them in descending row order.
for (int r = 0; r < rows.size (); ++r)
{
rows[r] = mapToSource (rows[r]);
@@ -585,10 +588,16 @@ bool FrequencyList_v2::removeDisjointRows (QModelIndexList rows)
return result;
}
void FrequencyList_v2::filter (Region region, Mode mode)
void FrequencyList_v2::filter (Region region, Mode mode, bool filter_on_time)
{
m_->region_filter_ = region;
m_->mode_filter_ = mode;
m_->filter_on_time_ = filter_on_time;
invalidateFilter ();
}
void FrequencyList_v2::filter_refresh ()
{
invalidateFilter ();
}
@@ -606,6 +615,11 @@ bool FrequencyList_v2::filterAcceptsRow (int source_row, QModelIndex const& /* p
result = (Modes::ALL == item.mode_ && m_->mode_filter_ != Modes::FreqCal)
|| m_->mode_filter_ == item.mode_;
}
if (result && m_->filter_on_time_)
{
result = (!item.start_time_.isValid() || item.start_time_ <= QDateTime::currentDateTimeUtc ()) &&
(!item.end_time_.isValid() || item.end_time_ >= QDateTime::currentDateTimeUtc ());
}
return result;
}
@@ -796,7 +810,7 @@ QVariant FrequencyList_v2::impl::data (QModelIndex const& index, int role) const
item = Qt::AlignRight + Qt::AlignVCenter;
break;
}
break;
break;
case description_column:
switch (role)
@@ -810,14 +824,14 @@ QVariant FrequencyList_v2::impl::data (QModelIndex const& index, int role) const
case Qt::ToolTipRole:
case Qt::AccessibleDescriptionRole:
item = tr ("Description");
item = tr("Description");
break;
case Qt::TextAlignmentRole:
item = Qt::AlignLeft + Qt::AlignVCenter;
break;
}
break;
break;
case source_column:
switch (role)
@@ -826,9 +840,6 @@ QVariant FrequencyList_v2::impl::data (QModelIndex const& index, int role) const
case Qt::DisplayRole:
case Qt::EditRole:
case Qt::AccessibleTextRole:
item = frequency_item.start_time_ == frequency_item.end_time_
? tr ("Equal")
: tr ("NOTEQUAL");
item = frequency_item.source_;
break;
@@ -847,6 +858,8 @@ QVariant FrequencyList_v2::impl::data (QModelIndex const& index, int role) const
switch (role)
{
case SortRole:
item = frequency_item.start_time_;
break;
case Qt::DisplayRole:
case Qt::EditRole:
case Qt::AccessibleTextRole:
@@ -868,6 +881,8 @@ QVariant FrequencyList_v2::impl::data (QModelIndex const& index, int role) const
switch (role)
{
case SortRole:
item = frequency_item.end_time_;
break;
case Qt::DisplayRole:
case Qt::EditRole:
case Qt::AccessibleTextRole:
@@ -902,45 +917,111 @@ bool FrequencyList_v2::impl::setData (QModelIndex const& model_index, QVariant c
roles << role;
auto& item = frequency_list_[row];
switch (model_index.column ())
switch (model_index.column())
{
case region_column:
{
auto region = IARURegions::value (value.toString ());
if (region != item.region_)
{
item.region_ = region;
Q_EMIT dataChanged (model_index, model_index, roles);
changed = true;
}
}
break;
case mode_column:
{
auto mode = Modes::value (value.toString ());
if (mode != item.mode_)
{
item.mode_ = mode;
Q_EMIT dataChanged (model_index, model_index, roles);
changed = true;
}
}
break;
case frequency_column:
if (value.canConvert<Frequency> ())
case region_column:
{
Radio::Frequency frequency {qvariant_cast <Radio::Frequency> (value)};
if (frequency != item.frequency_)
auto region = IARURegions::value(value.toString());
if (region != item.region_)
{
item.frequency_ = frequency;
// mark derived column (1) changed as well
Q_EMIT dataChanged (index (model_index.row (), 1), model_index, roles);
item.region_ = region;
Q_EMIT dataChanged(model_index, model_index, roles);
changed = true;
}
}
break;
case mode_column:
{
auto mode = Modes::value(value.toString());
if (mode != item.mode_)
{
item.mode_ = mode;
Q_EMIT dataChanged(model_index, model_index, roles);
changed = true;
}
}
break;
case frequency_column:
{
if (value.canConvert<Frequency>())
{
Radio::Frequency frequency{qvariant_cast<Radio::Frequency>(value)};
if (frequency != item.frequency_)
{
item.frequency_ = frequency;
// mark derived column (1) changed as well
Q_EMIT dataChanged(index(model_index.row(), 1), model_index, roles);
changed = true;
}
}
}
break;
case description_column:
{
if (value.toString() != item.description_)
{
item.description_ = value.toString();
Q_EMIT dataChanged(model_index, model_index, roles);
changed = true;
}
}
break;
case source_column:
{
if (value.toString() != item.source_)
{
item.source_ = value.toString();
Q_EMIT dataChanged(model_index, model_index, roles);
changed = true;
}
}
break;
case start_time_column:
{
QDateTime start_time = QDateTime::fromString(value.toString(), Qt::ISODate);
LOG_INFO(QString{"start_time = %1 - isEmpty %2"}.arg(value.toString()).arg(value.toString().isEmpty()));
if (value.toString().isEmpty())
{ // empty string is valid
start_time = QDateTime();
}
if (start_time.isValid() || start_time.isNull())
{
item.start_time_ = start_time;
if (item.end_time_.isValid() && !item.start_time_.isNull() && item.end_time_ < item.start_time_)
{
item.end_time_ = item.start_time_;
}
Q_EMIT dataChanged(model_index, index(model_index.row(), end_time_column), roles);
changed = true;
}
}
break;
case end_time_column:
{
QDateTime end_time = QDateTime::fromString(value.toString(), Qt::ISODate);
if (value.toString().isEmpty())
{ // empty string is valid
end_time = QDateTime();
}
if (end_time.isValid() || end_time.isNull())
{
item.end_time_ = end_time;
if (item.start_time_.isValid() && !item.end_time_.isNull() && end_time <= item.start_time_)
{
item.start_time_ = end_time;
}
Q_EMIT dataChanged(index(model_index.row(), start_time_column), model_index, roles);
changed = true;
}
}
break;
}
}
@@ -1104,8 +1185,57 @@ auto FrequencyList_v2::all_bands (Region region, Mode mode) const -> BandSet
return result;
}
FrequencyList_v2::FrequencyItems FrequencyList_v2::from_json_file(QFile *input_file)
{
FrequencyList_v2::FrequencyItems list;
QJsonDocument doc = QJsonDocument::fromJson(input_file->readAll());
if (doc.isNull())
{
throw ReadFileException {tr ("Failed to parse JSON file")};
}
QJsonObject obj = doc.object();
if (obj.isEmpty())
{
throw ReadFileException{tr("Information Missing")};
}
QJsonArray arr = obj["frequencies"].toArray();
if (arr.isEmpty())
{
throw ReadFileException{tr ("No Frequencies were found")};
}
int valid_entry_count = 0;
int skipped_entry_count = 0;
for (auto const &item: arr)
{
QString mode_s, region_s;
QJsonObject obj = item.toObject();
FrequencyList_v2::Item freq;
region_s = obj["region"].toString();
mode_s = obj["mode"].toString();
freq.frequency_ = obj["frequency"].toString().toDouble() * 1e6;
freq.region_ = IARURegions::value(region_s);
freq.mode_ = Modes::value(mode_s);
freq.description_ = obj["description"].toString();
freq.source_ = obj["source"].toString();
freq.start_time_ = QDateTime::fromString(obj["start_time"].toString(), Qt::ISODate);
freq.end_time_ = QDateTime::fromString(obj["end_time"].toString(), Qt::ISODate);
if ((freq.mode_ != Modes::ALL || QString::compare("ALL", mode_s)) &&
(freq.region_ != IARURegions::ALL || QString::compare("ALL", region_s, Qt::CaseInsensitive)) &&
freq.isSane())
{
list.push_back(freq);
valid_entry_count++;
} else
skipped_entry_count++;
}
//MessageBox::information_message(this, tr("Loaded Frequencies from %1").arg(file_name),
// tr("Entries Valid/Skipped %1").arg(QString::number(valid_entry_count) + "/" +
// QString::number(skipped_entry_count)));
return list;
}
// write JSON format to a file
void FrequencyList_v2::to_json_stream(QDataStream *ods, QString magic_s, QString version_s,
void FrequencyList_v2::to_json_file(QFile *output_file, QString magic_s, QString version_s,
FrequencyItems const &frequency_items)
{
QJsonObject jobject{
@@ -1122,25 +1252,7 @@ void FrequencyList_v2::to_json_stream(QDataStream *ods, QString magic_s, QString
jobject["frequencies"] = array;
QJsonDocument d = QJsonDocument(jobject);
ods->writeRawData(d.toJson().data(), d.toJson().size());
}
QTextStream& qStdOut()
{
static QTextStream ts( stdout );
return ts;
}
FrequencyList_v2::FrequencyItems FrequencyList_v2::from_json_file(QFile *input_file)
{
// attempt to read the file as JSON
FrequencyList_v2::FrequencyItems list;
QByteArray jsonData = input_file->readAll();
QJsonDocument jsonDoc(QJsonDocument::fromJson(jsonData));
QJsonArray array = jsonDoc.object().value("frequencies").toArray();
qStdOut() << "Frequencies read";
qStdOut() << array.count();
return list;
output_file->write(d.toJson());
}
// previous version 100 of the FrequencyList_v2 class
models/FrequencyList.hpp
+30 -9
View File
@@ -9,6 +9,7 @@
#include <QJsonObject>
#include <QJsonDocument>
#include <QFile>
#include <QException>
#include "Radio.hpp"
#include "IARURegions.hpp"
@@ -56,19 +57,19 @@ public:
Frequency frequency_;
Mode mode_;
Region region_;
QString toString () const;
bool isSane() const;
QJsonObject toJson () const;
QString description_;
QString source_;
QDateTime start_time_;
QDateTime end_time_;
QString toString () const;
bool isSane() const;
QJsonObject toJson () const;
};
using FrequencyItems = QList<Item>;
using BandSet = QSet<QString>;
enum Column {region_column, mode_column, frequency_column, frequency_mhz_column, description_column, start_time_column, end_time_column, source_column, SENTINAL};
enum Column {region_column, mode_column, frequency_column, frequency_mhz_column, description_column, start_time_column, end_time_column, source_column, SENTINAL};
// an iterator that meets the requirements of the C++ for range statement
class const_iterator
@@ -89,7 +90,6 @@ public:
private:
FrequencyList_v2 const * parent_;
int row_;
//qint32 qrg_version_;
};
explicit FrequencyList_v2 (Bands const *, QObject * parent = nullptr);
@@ -101,8 +101,8 @@ public:
FrequencyItems const& frequency_list () const;
FrequencyItems frequency_list (QModelIndexList const&) const;
void frequency_list_merge (FrequencyItems const&);
void to_json_stream(QDataStream *, QString, QString, FrequencyItems const&);
FrequencyList_v2::FrequencyItems from_json_file(QFile *);
void to_json_file(QFile *, QString, QString, FrequencyItems const&);
static FrequencyItems from_json_file(QFile *);
// Iterators for the sorted and filtered items
//
@@ -131,7 +131,7 @@ public:
int best_working_frequency (QString const& band) const;
// Set filter
Q_SLOT void filter (Region, Mode);
Q_SLOT void filter (Region, Mode, bool);
// Reset
Q_SLOT void reset_to_defaults ();
@@ -144,6 +144,9 @@ public:
// Proxy API
bool filterAcceptsRow (int source_row, QModelIndex const& parent) const override;
// Refresh the filter based on the current filter settings (underlying data may have changed)
void filter_refresh ();
// Custom roles.
static int constexpr SortRole = Qt::UserRole;
@@ -158,7 +161,11 @@ bool operator == (FrequencyList_v2::Item const& lhs, FrequencyList_v2::Item cons
return
lhs.frequency_ == rhs.frequency_
&& lhs.region_ == rhs.region_
&& lhs.mode_ == rhs.mode_;
&& lhs.mode_ == rhs.mode_
&& lhs.description_ == rhs.description_
&& lhs.source_ == rhs.source_
&& lhs.start_time_ == rhs.start_time_
&& lhs.end_time_ == rhs.end_time_;
}
QDataStream& operator << (QDataStream&, FrequencyList_v2::Item const&);
@@ -224,4 +231,18 @@ QDataStream& operator >> (QDataStream&, FrequencyList::Item&);
Q_DECLARE_METATYPE (FrequencyList::Item);
Q_DECLARE_METATYPE (FrequencyList::FrequencyItems);
class ReadFileException : public QException {
public:
ReadFileException (QString const& message)
: message_ {message}
{
}
void raise () const override { throw *this; }
ReadFileException * clone () const override { return new ReadFileException {*this}; }
QString filename_;
QString message_;
};
#endif