QGIS API Documentation 3.99.0-Master (26c88405ac0)
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QgsLayoutUnitsComboBox Class Reference

A custom combo box for selecting units for layout settings. More...

#include <qgslayoutunitscombobox.h>

Inheritance diagram for QgsLayoutUnitsComboBox:

Signals

void changed (int unit)
 Emitted when the unit is changed.
void unitChanged (Qgis::LayoutUnit unit)
 Emitted when the unit is changed.

Public Member Functions

 QgsLayoutUnitsComboBox (QWidget *parent=nullptr)
 Constructor for QgsLayoutUnitsComboBox.
QgsLayoutMeasurementConverterconverter () const
 Returns the converter used when automatically converting units for linked widgets.
void linkToWidget (QDoubleSpinBox *widget)
 Registers a spin box widget as linked with the combo box.
void setConverter (QgsLayoutMeasurementConverter *converter)
 Sets a converter to use when automatically converting units for linked widgets.
void setUnit (Qgis::LayoutUnit unit)
 Sets the unit currently selected in the combo box.
Qgis::LayoutUnit unit () const
 Returns the unit currently selected in the combo box.

Properties

Qgis::LayoutUnit unit

Detailed Description

A custom combo box for selecting units for layout settings.

Definition at line 33 of file qgslayoutunitscombobox.h.

Constructor & Destructor Documentation

◆ QgsLayoutUnitsComboBox()

QgsLayoutUnitsComboBox::QgsLayoutUnitsComboBox ( QWidget * parent = nullptr)

Constructor for QgsLayoutUnitsComboBox.

Definition at line 24 of file qgslayoutunitscombobox.cpp.

Member Function Documentation

◆ changed

void QgsLayoutUnitsComboBox::changed ( int unit)
signal

Emitted when the unit is changed.

◆ converter()

QgsLayoutMeasurementConverter * QgsLayoutUnitsComboBox::converter ( ) const

Returns the converter used when automatically converting units for linked widgets.

See also
setConverter()

Definition at line 78 of file qgslayoutunitscombobox.cpp.

◆ linkToWidget()

void QgsLayoutUnitsComboBox::linkToWidget ( QDoubleSpinBox * widget)

Registers a spin box widget as linked with the combo box.

Registered spin boxes will automatically be upodated whenever the unit is changed. I.e. a spin box with a value of 100 will be set to 1 when the unit is changed from centimeters to meters.

A measurement converter() must be set in order for the automatic unit conversion to occur.

See also
setConverter()

Definition at line 56 of file qgslayoutunitscombobox.cpp.

◆ setConverter()

void QgsLayoutUnitsComboBox::setConverter ( QgsLayoutMeasurementConverter * converter)

Sets a converter to use when automatically converting units for linked widgets.

The ownership of converter is not transferred, and converter must exist for the life of the combo box.

See also
converter()

Definition at line 83 of file qgslayoutunitscombobox.cpp.

◆ setUnit()

void QgsLayoutUnitsComboBox::setUnit ( Qgis::LayoutUnit unit)

Sets the unit currently selected in the combo box.

See also
unit()

Definition at line 51 of file qgslayoutunitscombobox.cpp.

◆ unit()

Qgis::LayoutUnit QgsLayoutUnitsComboBox::unit ( ) const

Returns the unit currently selected in the combo box.

See also
setUnit()

Definition at line 46 of file qgslayoutunitscombobox.cpp.

◆ unitChanged

void QgsLayoutUnitsComboBox::unitChanged ( Qgis::LayoutUnit unit)
signal

Emitted when the unit is changed.

Property Documentation

◆ unit

Qgis::LayoutUnit QgsLayoutUnitsComboBox::unit
readwrite

Definition at line 36 of file qgslayoutunitscombobox.h.


The documentation for this class was generated from the following files: