decodeWidgetStatePropertyBool static method
WidgetStateProperty<bool?> ?
decodeWidgetStatePropertyBool(
- dynamic value, {
- bool validate = true,
Decodes a value
into a double based WidgetStateProperty. This
accepts a double or a String which will be resolved for all states.
Alternatively, if the value
is a Map then this expects the following
format:
{
"disabled": "<bool>",
"dragged": "<bool>",
"empty": "<bool>",
"error": "<bool>",
"focused": "<bool>",
"hovered": "<bool>",
"pressed": "<bool>",
"scrolledUnder": "<bool>",
"selected": "<bool>"
}
Implementation
static WidgetStateProperty<bool?>? decodeWidgetStatePropertyBool(
dynamic value, {
bool validate = true,
}) {
WidgetStateProperty<bool?>? result;
if (value is WidgetStateProperty<bool?>) {
result = value;
} else if (value != null) {
if (value is int || value is double || value is bool || value is String) {
result = WidgetStateProperty.all<bool?>(JsonClass.parseBool(value));
} else if (value is Map) {
assert(SchemaValidator.validate(
schemaId: '$_baseSchemaUrl/widget_state_property_bool',
value: value,
validate: validate,
));
result = MapWidgetStateProperty.resolveWith((states) {
bool? result;
if (states.contains(WidgetState.disabled)) {
result = JsonClass.maybeParseBool(value['disabled']);
} else if (states.contains(WidgetState.dragged)) {
result = JsonClass.maybeParseBool(value['dragged']);
} else if (states.contains(WidgetState.error)) {
result = JsonClass.maybeParseBool(value['error']);
} else if (states.contains(WidgetState.focused)) {
result = JsonClass.maybeParseBool(value['focused']);
} else if (states.contains(WidgetState.hovered)) {
result = JsonClass.maybeParseBool(value['hovered']);
} else if (states.contains(WidgetState.pressed)) {
result = JsonClass.maybeParseBool(value['pressed']);
} else if (states.contains(WidgetState.scrolledUnder)) {
result = JsonClass.maybeParseBool(value['scrolledUnder']);
} else if (states.contains(WidgetState.selected)) {
result = JsonClass.maybeParseBool(value['selected']);
} else {
result = JsonClass.maybeParseBool(value['empty']);
}
return result;
});
} else {
result = WidgetStateProperty.all<bool?>(value);
}
}
return result;
}