public DropdownButtonFormField(
Key key = null,
T value = null,
List <DropdownMenuItem <T> > items = null,
ValueChanged <T> onChanged = null,
InputDecoration decoration = null,
FormFieldSetter <T> onSaved = null,
FormFieldValidator <T> validator = null,
Widget hint = null
) : base(
key: key,
onSaved: onSaved,
initialValue: value,
validator: validator,
builder: (FormFieldState <T> field) => {
InputDecoration effectiveDecoration = (decoration ?? new InputDecoration())
.applyDefaults(Theme.of(field.context).inputDecorationTheme);
return(new InputDecorator(
decoration: effectiveDecoration.copyWith(errorText: field.errorText),
isEmpty: value == null,
child: new DropdownButtonHideUnderline(
child: new DropdownButton <T>(
isDense: true,
value: value,
items: items,
hint: hint,
onChanged: field.didChange
)
)
));
}
) {
this.onChanged = onChanged;
}
public FormField(
Key key = null,
FormFieldBuilder <T> builder = null,
FormFieldSetter <T> onSaved = null,
FormFieldValidator <T> validator = null,
T initialValue = null,
bool autovalidate = false,
bool enabled = true
) : base(key: key)
{
D.assert(builder != null);
this.onSaved = onSaved;
this.validator = validator;
this.builder = builder;
this.initialValue = initialValue;
this.autovalidate = autovalidate;
this.enabled = enabled;
}
public PasswordField(
Key fieldKey = null,
string hintText = null,
string labelText = null,
string helperText = null,
FormFieldSetter <string> onSaved = null,
FormFieldValidator <string> validator = null,
ValueChanged <string> onFieldSubmitted = null
)
{
this.fieldKey = fieldKey;
this.hintText = hintText;
this.labelText = labelText;
this.helperText = helperText;
this.onSaved = onSaved;
this.validator = validator;
this.onFieldSubmitted = onFieldSubmitted;
}
public TextFormField(
Key key = null,
TextEditingController controller = null,
string initialValue = null,
FocusNode focusNode = null,
InputDecoration decoration = null,
TextInputType keyboardType = null,
TextCapitalization textCapitalization = TextCapitalization.none,
TextInputAction?textInputAction = null,
TextStyle style = null,
TextDirection?textDirection = null,
TextAlign textAlign = TextAlign.left,
bool autofocus = false,
bool obscureText = false,
bool autocorrect = true,
bool autovalidate = false,
bool maxLengthEnforced = true,
int maxLines = 1,
int?maxLength = null,
VoidCallback onEditingComplete = null,
ValueChanged <string> onFieldSubmitted = null,
FormFieldSetter <string> onSaved = null,
FormFieldValidator <string> validator = null,
List <TextInputFormatter> inputFormatters = null,
bool enabled = true,
float cursorWidth = 2.0f,
Radius cursorRadius = null,
Color cursorColor = null,
Brightness?keyboardAppearance = null,
EdgeInsets scrollPadding = null,
bool enableInteractiveSelection = true,
InputCounterWidgetBuilder buildCounter = null
) : base(
key: key,
initialValue: controller != null ? controller.text : (initialValue ?? ""),
onSaved: onSaved,
validator: validator,
autovalidate: autovalidate,
enabled: enabled,
builder: (FormFieldState <string> field) => {
_TextFormFieldState state = (_TextFormFieldState)field;
InputDecoration effectiveDecoration = (decoration ?? new InputDecoration())
.applyDefaults(Theme.of(field.context).inputDecorationTheme);
return(new TextField(
controller: state._effectiveController,
focusNode: focusNode,
decoration: effectiveDecoration.copyWith(errorText: field.errorText),
keyboardType: keyboardType,
textInputAction: textInputAction,
style: style,
textAlign: textAlign,
textDirection: textDirection ?? TextDirection.ltr,
textCapitalization: textCapitalization,
autofocus: autofocus,
obscureText: obscureText,
autocorrect: autocorrect,
maxLengthEnforced: maxLengthEnforced,
maxLines: maxLines,
maxLength: maxLength,
onChanged: field.didChange,
onEditingComplete: onEditingComplete,
onSubmitted: onFieldSubmitted,
inputFormatters: inputFormatters,
enabled: enabled,
cursorWidth: cursorWidth,
cursorRadius: cursorRadius,
cursorColor: cursorColor,
scrollPadding: scrollPadding ?? EdgeInsets.all(20.0f),
keyboardAppearance: keyboardAppearance,
enableInteractiveSelection: enableInteractiveSelection,
buildCounter: buildCounter
));
}
) {
D.assert(initialValue == null || controller == null);
D.assert(maxLines > 0);
D.assert(maxLength == null || maxLength > 0);
this.controller = controller;
}
public FileFormFiled(
string title,
string lead,
string ext = "",
FormFieldSetter <string> onSaved = null,
string initialValue = "",
bool autovalidate = false,
bool enabled = true
) : base(
onSaved: onSaved,
initialValue: initialValue,
autovalidate: autovalidate,
enabled: enabled,
builder: state => new Column(
crossAxisAlignment: CrossAxisAlignment.start,
mainAxisSize: MainAxisSize.max,
children: new List <Widget> {
new Container(
margin: EdgeInsets.only(top: 8f),
child: new Text(
title
)
),
new Row(
children: new List <Widget> {
new Container(
padding: EdgeInsets.all(8f),
child: new RaisedButton(
child: new Text("Select"),
onPressed: () => {
var ret = DataUploader.OpenFile(
lead,
"",
ext
);
state.didChange(ret);
}
)
),
new Flexible(
child: new Container(
padding: EdgeInsets.all(4f),
width: float.MaxValue,
decoration: new BoxDecoration(
border: new Border(
bottom: new BorderSide(
width: 1f,
color: Theme
.of(state.context)
.primaryColorDark
)
)
),
child: new Text(
data: state.value ?? "",
overflow: TextOverflow.ellipsis,
maxLines: 1
)
)
)
}
),
new Container(
height: string.IsNullOrEmpty(state.errorText) ? new float?(0f) : null,
padding: EdgeInsets.only(top: 4f),
child: new Text(
state.errorText ?? "",
style: new TextStyle(
color: Theme.of(state.context).errorColor
)
)
)
}
),
validator: value => {
if (string.IsNullOrEmpty(value))
{
return("Please select a file.");
}
return(null);
}
) {}
public ImageFileFormSetField(
string title = null,
string lead = "",
FormFieldSetter <List <string> > onSaved = null,
List <string> initialValue = null,
bool autovalidate = false,
bool enabled = true
) : base(
onSaved: onSaved,
initialValue: initialValue,
autovalidate: autovalidate,
enabled: enabled,
builder: state =>
{
var list = new List <Widget> {
new Card(
child: new Container(
width: 64f,
height: 64f,
child: new ConstrainedBox(
constraints: BoxConstraints.expand(),
child: new FlatButton(
onPressed: () => {
var ret = DataUploader.OpenFile(
lead,
"",
"png, jpg"
);
if (state.value == null)
{
state.didChange(new List <string> { ret });
}
else
{
state.value.Add(ret);
state.didChange(state.value);
}
},
padding: EdgeInsets.all(0f),
child: new Icon(Icons.add)
)
)
)
)
};
if (state.value != null)
{
list.AddRange(
state
.value
.Select((path, i) => new Card(
child: new Container(
width: 64f,
height: 64f,
child: new ConstrainedBox(
constraints: BoxConstraints.expand(),
child: new FlatButton(
onPressed: () => {
var ret = DataUploader.OpenFile(
lead,
"",
"png, jpg"
);
state.value[i] = ret;
state.didChange(state.value);
},
padding: EdgeInsets.all(0f),
child: Image.file(path)
)
)
)
)
)
);
}
return(new Column(
crossAxisAlignment: CrossAxisAlignment.start,
mainAxisSize: MainAxisSize.max,
children: new List <Widget> {
new Container(
margin: EdgeInsets.only(top: 8f),
height: string.IsNullOrEmpty(title) ? new float?(0f) : null,
width: float.MaxValue,
child: string.IsNullOrEmpty(title) ? null : new Text(title)
),
new Container(
height: 72f,
child: new ListView(
scrollDirection: Axis.horizontal,
children: list
)
)
}
));
},
validator: value => {
return(null);
}
) {}
public ImageFileFormField(
string title = null,
string lead = "",
FormFieldSetter <string> onSaved = null,
string initialValue = "",
bool autovalidate = false,
bool enabled = true
) : base(
onSaved: onSaved,
initialValue: initialValue,
autovalidate: autovalidate,
enabled: enabled,
builder: state => new Column(
crossAxisAlignment: CrossAxisAlignment.start,
mainAxisSize: MainAxisSize.max,
children: new List <Widget> {
new Container(
margin: EdgeInsets.only(top: 8f),
height: string.IsNullOrEmpty(title) ? new float?(0f) : null,
child: string.IsNullOrEmpty(title) ? null : new Text(title)
),
new Card(
child: new Container(
width: 128,
height: 128,
child: new ConstrainedBox(
constraints: BoxConstraints.expand(),
child: new FlatButton(
onPressed: () => {
var ret = DataUploader.OpenFile(
lead,
"",
"png, jpg"
);
state.didChange(ret);
},
padding: EdgeInsets.all(0f),
child: string.IsNullOrEmpty(state.value) ?
(Widget)(new Icon(Icons.add)) :
(Widget)Image.file(state.value)
)
)
)
),
new Container(
height: string.IsNullOrEmpty(state.errorText) ? new float?(0f) : null,
padding: EdgeInsets.only(top: 4f),
child: new Text(
state.errorText ?? "",
style: new TextStyle(
color: Theme.of(state.context).errorColor
)
)
)
}
),
validator: value => {
if (string.IsNullOrEmpty(value))
{
return("Please select an image.");
}
return(null);
}
) {}
public TextFormField(
Key key = null,
TextEditingController controller = null,
string initialValue = null,
FocusNode focusNode = null,
InputDecoration decoration = null,
TextInputType keyboardType = null,
TextCapitalization textCapitalization = TextCapitalization.none,
TextInputAction?textInputAction = null,
TextStyle style = null,
StrutStyle strutStyle = null,
TextDirection?textDirection = null,
TextAlign textAlign = TextAlign.left,
TextAlignVertical textAlignVertical = null,
bool autofocus = false,
bool readOnly = false,
ToolbarOptions toolbarOptions = null,
bool?showCursor = null,
bool obscureText = false,
bool autocorrect = true,
SmartDashesType?smartDashesType = null,
SmartQuotesType?smartQuotesType = null,
bool enableSuggestions = true,
bool autovalidate = false,
bool maxLengthEnforced = true,
int?maxLines = 1,
int?minLines = null,
bool expands = false,
int?maxLength = null,
ValueChanged <string> onChanged = null,
GestureTapCallback onTap = null,
VoidCallback onEditingComplete = null,
ValueChanged <string> onFieldSubmitted = null,
FormFieldSetter <string> onSaved = null,
FormFieldValidator <string> validator = null,
List <TextInputFormatter> inputFormatters = null,
bool enabled = true,
float cursorWidth = 2.0f,
Radius cursorRadius = null,
Color cursorColor = null,
Brightness?keyboardAppearance = null,
EdgeInsets scrollPadding = null,
bool enableInteractiveSelection = true,
InputCounterWidgetBuilder buildCounter = null,
ScrollPhysics scrollPhysics = null
) : base(
key: key,
initialValue: controller != null ? controller.text : (initialValue ?? ""),
onSaved: onSaved,
validator: validator,
autovalidate: autovalidate,
enabled: enabled,
builder: (FormFieldState <string> field) => {
_TextFormFieldState state = (_TextFormFieldState)field;
InputDecoration effectiveDecoration = (decoration ?? new InputDecoration())
.applyDefaults(Theme.of(field.context).inputDecorationTheme);
void onChangedHandler(string value)
{
if (onChanged != null)
{
onChanged(value);
}
field.didChange(value);
}
return(new TextField(
controller: state._effectiveController,
focusNode: focusNode,
decoration: effectiveDecoration.copyWith(errorText: field.errorText),
keyboardType: keyboardType,
textInputAction: textInputAction,
style: style,
strutStyle: strutStyle,
textAlign: textAlign,
textAlignVertical: textAlignVertical,
textDirection: textDirection ?? TextDirection.ltr,
textCapitalization: textCapitalization,
autofocus: autofocus,
toolbarOptions: toolbarOptions,
readOnly: readOnly,
showCursor: showCursor,
obscureText: obscureText,
autocorrect: autocorrect,
smartDashesType: smartDashesType ??
(obscureText ? SmartDashesType.disabled : SmartDashesType.enabled),
smartQuotesType: smartQuotesType ??
(obscureText ? SmartQuotesType.disabled : SmartQuotesType.enabled),
enableSuggestions: enableSuggestions,
maxLengthEnforced: maxLengthEnforced,
maxLines: maxLines,
minLines: minLines,
expands: expands,
maxLength: maxLength,
onChanged: onChangedHandler,
onTap: onTap,
onEditingComplete: onEditingComplete,
onSubmitted: onFieldSubmitted,
inputFormatters: inputFormatters,
enabled: enabled,
cursorWidth: cursorWidth,
cursorRadius: cursorRadius,
cursorColor: cursorColor,
scrollPadding: scrollPadding ?? EdgeInsets.all(20.0f),
scrollPhysics: scrollPhysics,
keyboardAppearance: keyboardAppearance,
enableInteractiveSelection: enableInteractiveSelection,
buildCounter: buildCounter
));
}
) {
D.assert(initialValue == null || controller == null);
D.assert(maxLines > 0);
D.assert(maxLines == null || maxLines > 0);
D.assert(minLines == null || minLines > 0);
D.assert((maxLines == null) || (minLines == null) || (maxLines >= minLines),
() => "minLines can't be greater than maxLines");
D.assert(!expands || (maxLines == null && minLines == null),
() => "minLines and maxLines must be null when expands is true.");
D.assert(!obscureText || maxLines == 1, () => "Obscured fields cannot be multiline.");
D.assert(maxLength == null || maxLength > 0);
this.controller = controller;
}
