Getting Started

Getting Started Creating your first Fyne app Run Fyne Demo Application and RunLoop Updating Content in your GUI Window Handling Testing Graphical Apps Packaging for Desktop Mobile Packaging Run in a Browser App Metadata Distributing to App Stores Compiling for different platforms

Exploring Fyne

Canvas and CanvasObject Container and Layouts Widget List Layout List Dialog List Theme Icons Adding Shortcuts to an App Using the Preferences API Adding app translations System Tray Menu Data Binding Compile Options

Drawing and Animation

Rectangle Text Line Circle Image Raster Gradient Animation

Containers and Layout

Box Grid Grid Wrap Border Form Center Max AppTabs

Widgets

Label Button Entry Choices Form ProgressBar Toolbar

Collections

List Table Tree

Data Binding

Data Binding Binding Simple Widgets Two-Way Binding Data Conversion List Data

Extending Fyne

Building a Custom Layout Writing a Custom Widget Bundling resources Creating a Custom Theme Extending Widgets Numerical Entry

Architecture

Geometry Scaling Widgets Organisation and Packages

Frequently Asked Questions

Layout and Widget Size Theme and Customisation Troubleshooting

API Documentation

Upgrade to v2.5 Fyne API v2.5 app canvas container data/binding data/validation dialog driver driver/desktop driver/mobile driver/software lang layout storage

package storage ExtensionFileFilter FileFilter MimeTypeFileFilter

storage/repository

package repository CopyableRepository CustomURIRepository HierarchicalRepository ListableRepository MovableRepository Repository WritableRepository

test theme widget

List My App

Fyne API "storage.ExtensionFileFilter"

storage.ExtensionFileFilter

import "fyne.io/fyne/v2/storage"

Usage

type ExtensionFileFilter

type ExtensionFileFilter struct {
	Extensions []string
}

ExtensionFileFilter represents a file filter based on the ending of file names, for example “.txt” and “.png”.

func (*ExtensionFileFilter) Matches

func (e *ExtensionFileFilter) Matches(uri fyne.URI) bool

Matches returns true if a file URI has one of the filtered extensions.

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