forme_file_picker

Description:

forme file picker

FormeFileGrid #
this package only provide move,sort,display your picked files. you must implement file picker via file_picker or other packages by yourself
example #
https://www.qyh.me/forme3/index.html
screenshot #

Usage #
FormeFileGrid({
Duration? animateDuration,/// animate duration , default 150ms
int? maximum,/// the maximum number of files can holded , null means unlimited , default is null
required SliverGridDelegate gridDelegate,
InputDecoration? decoration,
bool showFilePickerWhenReadOnly = true,// whether show picker when readOnly ,default true
bool disableFilePicker = false,//disable file picker always , default is false
Color? filePickerColor,// picker color , default is Colors.grey.withOpacity(0.3)
Color? filePickerDisabledColor,/// color when picker disabled ,default is Theme.of(context).disabledColor
Widget? filePickerChild, /// child of file picker , default is Icon(Icons.add)
bool showGridItemRemoveWidget = true,/// whether show remove icon on grid item
Curve? slideCurve,
/// builder display widget when thumbnail create failed or image loading failed
Widget Function(
BuildContext context,
FormeFile item,
VoidCallback retry,
Object error,
StackTrace? stackTrace)? imageLoadingErrorBuilder,
BoxFit imageFit = BoxFit.cover,/// image fit
bool Function(FormeFile, int)? removable,/// whether a file or index can be removed , you can still remove them by [FormeFileGridState]
bool Function(FormeFile, int)? draggable,/// whether a file or index is draggable
Duration? longPressDelayStartDrag,/// long press delay when start drag , default is 500ms
Widget Function(BuildContext, FormeFile, int, Widget)? childWhenDraggingBuilder,/// child builder when dragging
Widget Function(BuildContext, FormeFile, int, Widget, Size?)? feedbackBuilder,/// feedback builder when dragging
bool reOrderable = true, /// whether files is reorderable by drag
Widget Function(
BuildContext context,
FormeFile item,
Widget child,
ImageChunkEvent? loadingProgress,
bool isImageLoaded,
)? imageLoadingBuilder,/// [loadingProgress] still can be null though [isImageLoaded] is false
ValueChanged<FormeFile>? onGridItemTap,
OnFileUploadSuccess? onUploadSuccess,//triggered after successful upload
ONFileUploadFail? onUploadFail,//triggered when upload failed
void Function(FormeFileGridState state, int? maximum) pickFiles,///use [FormeFileGridState.insertFiles] to insert your picked files
Widget Function(FormeFileGridState state)? filePickerBuilder,/// used to build pick widget
/// builder display widget when thumbnail future is working
Widget Function(
BuildContext context,
FormeFile item,
)? thumbnailLoadingBuilder,
/// default is BoxDecoration(color: Colors.black.withOpacity(0.3))
BoxDecoration? uploadBackgroundDecoration,
IconData? uploadErrorIconData,
IconData? uploadIconData,
Color? uploadErrorIconColor,
Color? uploadIconColor,
Widget? gridItemRemoveWidget,
})
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FormeFile #
abstract class FormeFile {
Future<ImageProvider> get thumbnail; /// get file thumbnail
}
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UploadableFormeFile
abstract class UploadableFormeFile<T> extends FormeFile {
Future<T> upload();
/// override this method if your upload is cancellable
void cancelUpload() {}
bool get autoUpload => false;
}
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