84 lines
2.0 KiB
Go
84 lines
2.0 KiB
Go
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package widget
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import (
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"fyne.io/fyne/v2"
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"fyne.io/fyne/v2/canvas"
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"fyne.io/fyne/v2/driver/desktop"
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"fyne.io/fyne/v2/theme"
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)
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var _ desktop.Cursorable = (*passwordRevealer)(nil)
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var _ fyne.Tappable = (*passwordRevealer)(nil)
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var _ fyne.Widget = (*passwordRevealer)(nil)
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type passwordRevealer struct {
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BaseWidget
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icon *canvas.Image
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entry *Entry
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}
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func newPasswordRevealer(e *Entry) *passwordRevealer {
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pr := &passwordRevealer{
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icon: canvas.NewImageFromResource(theme.VisibilityOffIcon()),
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entry: e,
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}
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pr.ExtendBaseWidget(pr)
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return pr
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}
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func (r *passwordRevealer) CreateRenderer() fyne.WidgetRenderer {
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return &passwordRevealerRenderer{
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WidgetRenderer: NewSimpleRenderer(r.icon),
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icon: r.icon,
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entry: r.entry,
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}
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}
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func (r *passwordRevealer) Cursor() desktop.Cursor {
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return desktop.DefaultCursor
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}
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func (r *passwordRevealer) Tapped(*fyne.PointEvent) {
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if r.entry.Disabled() {
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return
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}
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r.entry.setFieldsAndRefresh(func() {
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r.entry.Password = !r.entry.Password
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})
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fyne.CurrentApp().Driver().CanvasForObject(r).Focus(r.entry.super().(fyne.Focusable))
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}
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var _ fyne.WidgetRenderer = (*passwordRevealerRenderer)(nil)
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type passwordRevealerRenderer struct {
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fyne.WidgetRenderer
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entry *Entry
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icon *canvas.Image
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}
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func (r *passwordRevealerRenderer) Layout(size fyne.Size) {
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r.icon.Resize(fyne.NewSize(theme.IconInlineSize(), theme.IconInlineSize()))
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r.icon.Move(fyne.NewPos((size.Width-theme.IconInlineSize())/2, (size.Height-theme.IconInlineSize())/2))
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}
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func (r *passwordRevealerRenderer) MinSize() fyne.Size {
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return fyne.NewSize(theme.IconInlineSize(), theme.IconInlineSize())
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}
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func (r *passwordRevealerRenderer) Refresh() {
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r.entry.propertyLock.RLock()
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defer r.entry.propertyLock.RUnlock()
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if !r.entry.Password {
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r.icon.Resource = theme.VisibilityIcon()
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} else {
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r.icon.Resource = theme.VisibilityOffIcon()
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}
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if r.entry.disabled {
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r.icon.Resource = theme.NewDisabledResource(r.icon.Resource)
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}
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canvas.Refresh(r.icon)
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}
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