loading input data - UI changes

[landam]

Tasks:

• add push buttons to load raster and vector data (use standardized open dialog from QGIS API)

Raster: | QgsMapLayerComboBox | PushButton
Track: | QgsMapLayerComboBox | PushButton

[landam]

Possible options:

• find in QGIS API custom class for FileDialog
• or to use QFileDialog with customized filter (.shp, .gml) based on GDAL installation (all formats which GDAL supports in read mode)

[landam]

Task:

• check if loaded layer has linestring type otherwise show message bar

[landam]

Must be solved before closing this ticket:

• check all added layers (datasource with more layers, like KML or SQLite)

[landam]

To be done:

• combobox for raster layer units

nanoSv/h
microSv/h
nanoGy/h
microGy/h