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core/settings: make qPrefUnit accesable from QML

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Use string literals to communicate with QML.

Instead of passing arounds enum/int value, it seems easier to pass string literals to QML and have that code respond to those

Signed-off-by: Jan Iversen <jani@apache.org>
This commit is contained in:
jan Iversen 2019-01-18 08:07:00 +01:00 • committed by Dirk Hohndel
parent 573a4a5e2d
commit fc7aec5402
3 changed files with 151 additions and 49 deletions
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51
core/settings/qPrefUnit.h
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@ -9,15 +9,15 @@
class qPrefUnits : public QObject {
Q_OBJECT
Q_PROPERTY(bool coordinates_traditional READ coordinates_traditional WRITE set_coordinates_traditional NOTIFY coordinates_traditionalChanged)
Q_PROPERTY(units::DURATION duration_units READ duration_units WRITE set_duration_units NOTIFY duration_unitsChanged)
Q_PROPERTY(units::LENGTH length READ length WRITE set_length NOTIFY lengthChanged)
Q_PROPERTY(units::PRESSURE pressure READ pressure WRITE set_pressure NOTIFY pressureChanged)
Q_PROPERTY(QString duration_units READ duration_units WRITE set_duration_units NOTIFY duration_unitsStringChanged)
Q_PROPERTY(QString length READ length WRITE set_length NOTIFY lengthStringChanged)
Q_PROPERTY(QString pressure READ pressure WRITE set_pressure NOTIFY pressureStringChanged)
Q_PROPERTY(bool show_units_table READ show_units_table WRITE set_show_units_table NOTIFY show_units_tableChanged)
Q_PROPERTY(units::TEMPERATURE temperature READ temperature WRITE set_temperature NOTIFY temperatureChanged)
Q_PROPERTY(QString temperature READ temperature WRITE set_temperature NOTIFY temperatureStringChanged)
Q_PROPERTY(QString unit_system READ unit_system WRITE set_unit_system NOTIFY unit_systemChanged)
Q_PROPERTY(units::TIME vertical_speed_time READ vertical_speed_time WRITE set_vertical_speed_time NOTIFY vertical_speed_timeChanged)
Q_PROPERTY(units::VOLUME volume READ volume WRITE set_volume NOTIFY volumeChanged)
Q_PROPERTY(units::WEIGHT weight READ weight WRITE set_weight NOTIFY weightChanged)
Q_PROPERTY(QString vertical_speed_time READ vertical_speed_time WRITE set_vertical_speed_time NOTIFY vertical_speed_timeStringChanged)
Q_PROPERTY(QString volume READ volume WRITE set_volume NOTIFY volumeStringChanged)
Q_PROPERTY(QString weight READ weight WRITE set_weight NOTIFY weightStringChanged)
public:
static qPrefUnits *instance();
@ -29,40 +29,61 @@ public:
public:
static bool coordinates_traditional() { return prefs.coordinates_traditional; }
static units::DURATION duration_units() { return prefs.units.duration_units; }
static units::LENGTH length() { return prefs.units.length; }
static units::PRESSURE pressure() { return prefs.units.pressure; }
static QString duration_units();
static QString length();
static QString pressure();
static bool show_units_table() { return prefs.units.show_units_table; }
static units::TEMPERATURE temperature() { return prefs.units.temperature; }
static QString temperature();
static QString unit_system();
static units::TIME vertical_speed_time() { return prefs.units.vertical_speed_time; }
static units::VOLUME volume() { return prefs.units.volume; }
static units::WEIGHT weight() { return prefs.units.weight; }
static QString vertical_speed_time();
static QString volume();
static QString weight();
public slots:
static void set_coordinates_traditional(bool value);
static void set_duration_units(units::DURATION value);
static void set_duration_units(const QString& value);
static void set_length(units::LENGTH value);
static void set_length(const QString& value);
static void set_pressure(units::PRESSURE value);
static void set_pressure(const QString& value);
static void set_show_units_table(bool value);
static void set_temperature(units::TEMPERATURE value);
static void set_temperature(const QString& value);
static void set_unit_system(const QString& value);
static void set_vertical_speed_time(units::TIME value);
static void set_vertical_speed_time(const QString& value);
static void set_volume(units::VOLUME value);
static void set_volume(const QString& value);
static void set_weight(units::WEIGHT value);
static void set_weight(const QString& value);
signals:
// Normally the same signal name are used with different parameters:
// void weightChanged(int value);
// void weightChanged(const QString& value);
// This works perfect, however connect() cannot automatically determine
// which signal to catch, for that purpose SIGNAL() / SLOT() macros are used,
// since they include the parameter type.
// However there is a design decision, not to use the macros, so
// signal must have unique names.
void coordinates_traditionalChanged(bool value);
void duration_unitsChanged(int value);
void duration_unitsStringChanged(const QString& value);
void lengthChanged(int value);
void lengthStringChanged(const QString& value);
void pressureChanged(int value);
void pressureStringChanged(const QString& value);
void show_units_tableChanged(bool value);
void temperatureChanged(int value);
void temperatureStringChanged(const QString& value);
void unit_systemChanged(const QString& value);
void vertical_speed_timeChanged(int value);
void vertical_speed_timeStringChanged(const QString& value);
void volumeChanged(int value);
void volumeStringChanged(const QString& value);
void weightChanged(int value);
void weightStringChanged(const QString& value);
private:
qPrefUnits() {}