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Can a field have a default value in qfield?
Fields can have default values configured. Default values are inserted into the attribute form when digitizing a new feature. They are visible to the user and can be modified as long as the field is editable. They can be based on the geometry or expression variables.
How to create a value relation in qfield?
The widget “Value Relation” offers values from a related table in a combobox. You can select layer, key column and value column. Several options are available to change the standard behaviors: allow null value, order by value and allow multiple selections. The widget will display a drop-down or multiple-select list of the referenced features.
What can you do with QGIS and qfield?
QField functionality includes feature digitizing, geometry and attributes editing, attribute search, forms customizable through QGIS, GPS support, and camera integration. QField supports creating and editing points, lines and polygons. You can also configure snapping in QGIS and use that in QField.
Is the suppress attribute form the same as QGIS?
QField creates forms similar to, but not equal to QGIS. The setting “suppress attribute form” is directly applied to the QField form. The field widgets from QGIS are supported on a best effort basis. Numerical input is enforced based on the type. This field is combined with camera integration.
How are sub menus in input form for qfield?
In the documentation and the demo project, that follows when downloading Qfield from Play store (offline_bees.qgs), the input is split up into sub-menus which you can reach by scrolling sideways (see image). This is much more effective than having everything on one page and having to scroll downwards.
How to save positioning information in qfield?
When the value list is very long it would be very helpful if you could enter only a part of the value In QField it is possible to save positioning information in point features through expression variables like @position_horizontal_accuracy or @position_number_of_used_satellites.
How does qfield work on top of QGIS?
QField is built on top of the professional QGIS open source project, allowing users to setup maps and forms in QGIS on their workstation, and deploy those in the field through QField. Supports a wide variety of data formats Leveraging QGIS’ data providers – OGR, GDAL, PostGIS, and more – QField supports a wide variety of vector and raster formats.
How to create a qfield project for land use?
I use Value Maps with long lists (+500 diff values) all the time, but it is tedious to scroll through the list if I need a value from the bottom of the list. I’m creating a QField project to field inventory land use. I want to be able to see the old value and then update a new value in two columns in a form. Is there some way?
How do you update a picture in qfield?
In QField the picture is displayed. By clicking the camera symbol the camera is started to update the picture with a new photo. On synchronization the sub-directory with the pictures, pdf and docs has to be copied as well.
Is there a way of auto increment for the ID column in QGIS 3?
In QGIS 3 there is now a native tool which can be used to do this exact job and it is called “Add autoincremental field” No need to use an expression in the field calculator or do any coding but nevertheless these are all still very useful and good to know.
Where are pictures and Docs stored in qfield?
The widget type “Attachment” is used with fields that store the path to files. The path should be set to relative. The pictures, pdf and docs are stored then in a sub-directory of the project, where the link stored in the textfield is pointing to.
https://www.youtube.com/watch?v=h58EzJR7XwI