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qgsprojectelevationsettingswidget: Check elevation range values

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Make the widget invalid if the elevation lower value if greater than
the upper one.
This commit is contained in:
Jean Felder 2024-10-26 13:01:16 +02:00 committed by Loïc Bartoletti
parent 936affa860
commit be22822327
1 changed files with 12 additions and 0 deletions
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12
src/app/project/qgsprojectelevationsettingswidget.cpp
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@ -113,6 +113,9 @@ QgsProjectElevationSettingsWidget::QgsProjectElevationSettingsWidget( QWidget *p
else
whileBlocking( mElevationUpperSpin )->clear();
connect( mElevationLowerSpin, qOverload<double>( &QgsDoubleSpinBox::valueChanged ), this, &QgsProjectElevationSettingsWidget::validate );
connect( mElevationUpperSpin, qOverload<double>( &QgsDoubleSpinBox::valueChanged ), this, &QgsProjectElevationSettingsWidget::validate );
updateVerticalCrsOptions();
connect( QgsProject::instance(), &QgsProject::crsChanged, this, &QgsProjectElevationSettingsWidget::updateVerticalCrsOptions );
@ -241,6 +244,15 @@ bool QgsProjectElevationSettingsWidget::validate()
mMessageBar->pushMessage( tr( "An elevation layer must be selected for a mesh terrain" ), Qgis::MessageLevel::Critical );
}
}
// Show an error message if the lower value is greater than the upper one
// However, do not show the error message if one of the values is not set
if ( !mElevationLowerSpin->isCleared() && !mElevationUpperSpin->isCleared() && ( mElevationLowerSpin->value() >= mElevationUpperSpin->value() ) )
{
valid = false;
mMessageBar->pushMessage( tr( "Upper elevation range must be greater than the lower one" ), Qgis::MessageLevel::Critical );
}
return valid;
}