decodeNavigationDrawerThemeData static method
Decodes the given value
to an NavigationDrawerThemeData. This expects
the given value
to be of the following structure:
{
"backgroundColor": "<Color>",
"elevation": "<double>",
"iconTheme": "<WidgetStateProperty<IconThemeData>>",
"indicatorColor": "<Color>",
"indicatorShape": "<ShapeBorder>",
"indicatorSize": "<Size>",
"labelTextStyle": "<WidgetStateProperty<TextStyle>>",
"shadowColor": "<Color>",
"surfaceTintColor": "<Color>",
"tileHeight": "<double>"
}
See also:
Implementation
static NavigationDrawerThemeData? decodeNavigationDrawerThemeData(
dynamic value, {
bool validate = true,
}) {
NavigationDrawerThemeData? result;
if (value is NavigationDrawerThemeData) {
result = value;
} else if (value != null) {
assert(SchemaValidator.validate(
schemaId: '$_baseSchemaUrl/navigation_drawer_theme_data',
value: value,
validate: validate,
));
result = NavigationDrawerThemeData(
backgroundColor: decodeColor(value['backgroundColor'], validate: false),
elevation: JsonClass.maybeParseDouble(value['elevation']),
iconTheme: decodeWidgetStatePropertyIconThemeData(
value['iconTheme'],
validate: false,
),
indicatorColor: decodeColor(
value['indicatorColor'],
validate: false,
),
indicatorShape: decodeShapeBorder(
value['indicateShape'],
validate: false,
),
indicatorSize: decodeSize(
value['size'],
validate: false,
),
labelTextStyle: decodeWidgetStatePropertyTextStyle(
value['labelTextStyle'],
validate: false,
),
shadowColor: decodeColor(
value['shadowColor'],
validate: false,
),
surfaceTintColor: decodeColor(
value['surfaceTintColor'],
validate: false,
),
tileHeight: JsonClass.maybeParseDouble(value['tileHeight']),
);
}
return result;
}