/
preference.go
228 lines (196 loc) · 4.88 KB
/
preference.go
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// auto-generated
// **** THIS FILE IS AUTO-GENERATED, PLEASE DO NOT EDIT IT **** //
package binding
import (
"sync/atomic"
"fyne.io/fyne/v2"
)
const keyTypeMismatchError = "A previous preference binding exists with different type for key: "
type prefBoundBool struct {
base
key string
p fyne.Preferences
cache atomic.Value // bool
}
// BindPreferenceBool returns a bindable bool value that is managed by the application preferences.
// Changes to this value will be saved to application storage and when the app starts the previous values will be read.
//
// Since: 2.0
func BindPreferenceBool(key string, p fyne.Preferences) Bool {
binds := prefBinds.getBindings(p)
if binds != nil {
if listen := binds.getItem(key); listen != nil {
if l, ok := listen.(Bool); ok {
return l
}
fyne.LogError(keyTypeMismatchError+key, nil)
}
}
listen := &prefBoundBool{key: key, p: p}
binds = prefBinds.ensurePreferencesAttached(p)
binds.setItem(key, listen)
return listen
}
func (b *prefBoundBool) Get() (bool, error) {
cache := b.p.Bool(b.key)
b.cache.Store(cache)
return cache, nil
}
func (b *prefBoundBool) Set(v bool) error {
b.p.SetBool(b.key, v)
b.lock.RLock()
defer b.lock.RUnlock()
b.trigger()
return nil
}
func (b *prefBoundBool) checkForChange() {
val := b.cache.Load()
if val != nil {
cache := val.(bool)
if b.p.Bool(b.key) == cache {
return
}
}
b.trigger()
}
type prefBoundFloat struct {
base
key string
p fyne.Preferences
cache atomic.Value // float64
}
// BindPreferenceFloat returns a bindable float64 value that is managed by the application preferences.
// Changes to this value will be saved to application storage and when the app starts the previous values will be read.
//
// Since: 2.0
func BindPreferenceFloat(key string, p fyne.Preferences) Float {
binds := prefBinds.getBindings(p)
if binds != nil {
if listen := binds.getItem(key); listen != nil {
if l, ok := listen.(Float); ok {
return l
}
fyne.LogError(keyTypeMismatchError+key, nil)
}
}
listen := &prefBoundFloat{key: key, p: p}
binds = prefBinds.ensurePreferencesAttached(p)
binds.setItem(key, listen)
return listen
}
func (b *prefBoundFloat) Get() (float64, error) {
cache := b.p.Float(b.key)
b.cache.Store(cache)
return cache, nil
}
func (b *prefBoundFloat) Set(v float64) error {
b.p.SetFloat(b.key, v)
b.lock.RLock()
defer b.lock.RUnlock()
b.trigger()
return nil
}
func (b *prefBoundFloat) checkForChange() {
val := b.cache.Load()
if val != nil {
cache := val.(float64)
if b.p.Float(b.key) == cache {
return
}
}
b.trigger()
}
type prefBoundInt struct {
base
key string
p fyne.Preferences
cache atomic.Value // int
}
// BindPreferenceInt returns a bindable int value that is managed by the application preferences.
// Changes to this value will be saved to application storage and when the app starts the previous values will be read.
//
// Since: 2.0
func BindPreferenceInt(key string, p fyne.Preferences) Int {
binds := prefBinds.getBindings(p)
if binds != nil {
if listen := binds.getItem(key); listen != nil {
if l, ok := listen.(Int); ok {
return l
}
fyne.LogError(keyTypeMismatchError+key, nil)
}
}
listen := &prefBoundInt{key: key, p: p}
binds = prefBinds.ensurePreferencesAttached(p)
binds.setItem(key, listen)
return listen
}
func (b *prefBoundInt) Get() (int, error) {
cache := b.p.Int(b.key)
b.cache.Store(cache)
return cache, nil
}
func (b *prefBoundInt) Set(v int) error {
b.p.SetInt(b.key, v)
b.lock.RLock()
defer b.lock.RUnlock()
b.trigger()
return nil
}
func (b *prefBoundInt) checkForChange() {
val := b.cache.Load()
if val != nil {
cache := val.(int)
if b.p.Int(b.key) == cache {
return
}
}
b.trigger()
}
type prefBoundString struct {
base
key string
p fyne.Preferences
cache atomic.Value // string
}
// BindPreferenceString returns a bindable string value that is managed by the application preferences.
// Changes to this value will be saved to application storage and when the app starts the previous values will be read.
//
// Since: 2.0
func BindPreferenceString(key string, p fyne.Preferences) String {
binds := prefBinds.getBindings(p)
if binds != nil {
if listen := binds.getItem(key); listen != nil {
if l, ok := listen.(String); ok {
return l
}
fyne.LogError(keyTypeMismatchError+key, nil)
}
}
listen := &prefBoundString{key: key, p: p}
binds = prefBinds.ensurePreferencesAttached(p)
binds.setItem(key, listen)
return listen
}
func (b *prefBoundString) Get() (string, error) {
cache := b.p.String(b.key)
b.cache.Store(cache)
return cache, nil
}
func (b *prefBoundString) Set(v string) error {
b.p.SetString(b.key, v)
b.lock.RLock()
defer b.lock.RUnlock()
b.trigger()
return nil
}
func (b *prefBoundString) checkForChange() {
val := b.cache.Load()
if val != nil {
cache := val.(string)
if b.p.String(b.key) == cache {
return
}
}
b.trigger()
}