Stu Leak
68df790d27
Major improvements to UnifiedPlayer: 1. GetFrameImage() now works when paused for responsive UI updates 2. Play() method properly starts FFmpeg process 3. Frame display loop runs continuously for smooth video display 4. Disabled audio temporarily to fix video playback fundamentals 5. Simplified FFmpeg command to focus on video stream only Player now: - Generates video frames correctly - Shows video when paused - Has responsive progress tracking - Starts playback properly Next steps: Re-enable audio playback once video is stable
137 lines
3.1 KiB
Go
137 lines
3.1 KiB
Go
package widget
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import (
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"errors"
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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/theme"
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)
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var _ fyne.Validatable = (*Entry)(nil)
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// Validate validates the current text in the widget.
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func (e *Entry) Validate() error {
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if e.Validator == nil {
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return nil
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}
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err := e.Validator(e.Text)
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e.SetValidationError(err)
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return err
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}
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// validate works like Validate but only updates the internal state and does not refresh.
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func (e *Entry) validate() {
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if e.Validator == nil {
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return
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}
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err := e.Validator(e.Text)
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e.setValidationError(err)
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}
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// SetOnValidationChanged is intended for parent widgets or containers to hook into the validation.
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// The function might be overwritten by a parent that cares about child validation (e.g. widget.Form).
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func (e *Entry) SetOnValidationChanged(callback func(error)) {
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e.onValidationChanged = callback
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}
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// SetValidationError manually updates the validation status until the next input change.
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func (e *Entry) SetValidationError(err error) {
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if e.Validator == nil && !e.AlwaysShowValidationError {
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return
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}
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if !e.setValidationError(err) {
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return
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}
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e.Refresh()
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}
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// setValidationError sets the validation error and returns a bool to indicate if it changes.
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// It assumes that the widget has a validator.
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func (e *Entry) setValidationError(err error) bool {
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if err == nil && e.validationError == nil {
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return false
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}
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if errors.Is(err, e.validationError) {
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return false
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}
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changed := e.validationError != err
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e.validationError = err
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if e.onValidationChanged != nil && changed {
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e.onValidationChanged(err)
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}
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return true
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}
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var _ fyne.Widget = (*validationStatus)(nil)
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type validationStatus struct {
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BaseWidget
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entry *Entry
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}
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func newValidationStatus(e *Entry) *validationStatus {
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rs := &validationStatus{
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entry: e,
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}
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rs.ExtendBaseWidget(rs)
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return rs
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}
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func (r *validationStatus) CreateRenderer() fyne.WidgetRenderer {
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icon := &canvas.Image{}
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icon.Hide()
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return &validationStatusRenderer{
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WidgetRenderer: NewSimpleRenderer(icon),
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icon: icon,
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entry: r.entry,
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}
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}
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var _ fyne.WidgetRenderer = (*validationStatusRenderer)(nil)
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type validationStatusRenderer 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 *validationStatusRenderer) Layout(size fyne.Size) {
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iconSize := r.entry.Theme().Size(theme.SizeNameInlineIcon)
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r.icon.Resize(fyne.NewSquareSize(iconSize))
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r.icon.Move(fyne.NewPos((size.Width-iconSize)/2, (size.Height-iconSize)/2))
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}
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func (r *validationStatusRenderer) MinSize() fyne.Size {
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iconSize := r.entry.Theme().Size(theme.SizeNameInlineIcon)
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return fyne.NewSquareSize(iconSize)
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}
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func (r *validationStatusRenderer) Refresh() {
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th := r.entry.Theme()
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if r.entry.Disabled() {
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r.icon.Hide()
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return
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}
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if r.entry.validationError == nil && r.entry.Text != "" && r.entry.Validator != nil {
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r.icon.Resource = th.Icon(theme.IconNameConfirm)
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r.icon.Show()
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} else if r.entry.validationError != nil && !r.entry.focused && (r.entry.dirty || r.entry.AlwaysShowValidationError) {
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r.icon.Resource = theme.NewErrorThemedResource(th.Icon(theme.IconNameError))
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r.icon.Show()
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} else {
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r.icon.Hide()
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}
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r.icon.Refresh()
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}
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