276 lines
6.9 KiB
Go
276 lines
6.9 KiB
Go
package widgets
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import (
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"image"
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"strconv"
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"sync"
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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/container"
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"fyne.io/fyne/v2/driver/desktop"
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"fyne.io/fyne/v2/layout"
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"fyne.io/fyne/v2/theme"
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"fyne.io/fyne/v2/widget"
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"github.com/dweymouth/supersonic/backend"
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"github.com/dweymouth/supersonic/backend/mediaprovider"
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"github.com/dweymouth/supersonic/ui/layouts"
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"github.com/dweymouth/supersonic/ui/os"
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myTheme "github.com/dweymouth/supersonic/ui/theme"
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"github.com/dweymouth/supersonic/ui/util"
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)
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const thumbnailSize = 52
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type PlayQueueList struct {
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widget.BaseWidget
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list *FocusList
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OnShowArtistPage func(artistID string)
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OnPlayTrackAt func(idx int)
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nowPlayingID string
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colLayout *layouts.ColumnsLayout
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tracksMutex sync.RWMutex
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tracks []*util.TrackListModel
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}
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func NewPlayQueueList(im *backend.ImageManager) *PlayQueueList {
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p := &PlayQueueList{}
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p.ExtendBaseWidget(p)
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// #, Cover, Title/Artist, Time
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coverWidth := NewPlayQueueListRow(p, im, layout.NewSpacer()).cover.MinSize().Width
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p.colLayout = layouts.NewColumnsLayout([]float32{40, coverWidth, -1, 60})
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playIconResource := theme.NewThemedResource(theme.MediaPlayIcon())
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playIconResource.ColorName = theme.ColorNamePrimary
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playIconImg := canvas.NewImageFromResource(playIconResource)
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playIconImg.FillMode = canvas.ImageFillContain
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playIconImg.SetMinSize(fyne.NewSquareSize(theme.IconInlineSize() * 1.5))
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playingIcon := container.NewCenter(playIconImg)
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p.list = NewFocusList(
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p.lenTracks,
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func() fyne.CanvasObject {
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return NewPlayQueueListRow(p, im, playingIcon)
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},
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func(itemID widget.ListItemID, item fyne.CanvasObject) {
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p.tracksMutex.RLock()
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// we could have removed tracks from the list in between
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// Fyne calling the length callback and this update callback
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// so the itemID may be out of bounds. if so, do nothing.
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if itemID >= len(p.tracks) {
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p.tracksMutex.RUnlock()
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return
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}
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model := p.tracks[itemID]
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p.tracksMutex.RUnlock()
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tr := item.(*PlayQueueListRow)
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p.list.SetItemForID(itemID, tr)
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if tr.trackID != model.Track.ID || tr.ListItemID != itemID {
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tr.ListItemID = itemID
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}
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tr.Update(model, itemID+1)
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},
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)
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return p
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}
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func (p *PlayQueueList) SetTracks(trs []*mediaprovider.Track) {
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p.tracksMutex.Lock()
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p.list.ClearItemForIDMap()
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p.tracks = util.ToTrackListModels(trs)
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p.tracksMutex.Unlock()
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p.Refresh()
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}
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// Sets the currently playing track ID and updates the list rendering
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func (p *PlayQueueList) SetNowPlaying(trackID string) {
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prevNowPlaying := p.nowPlayingID
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p.tracksMutex.RLock()
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trPrev, idxPrev := util.FindTrackByID(p.tracks, prevNowPlaying)
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tr, idx := util.FindTrackByID(p.tracks, trackID)
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p.tracksMutex.RUnlock()
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p.nowPlayingID = trackID
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if trPrev != nil {
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p.list.RefreshItem(idxPrev)
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}
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if tr != nil {
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p.list.RefreshItem(idx)
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}
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}
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func (p *PlayQueueList) lenTracks() int {
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p.tracksMutex.RLock()
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defer p.tracksMutex.RUnlock()
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return len(p.tracks)
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}
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func (t *PlayQueueList) onArtistTapped(artistID string) {
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if t.OnShowArtistPage != nil {
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t.OnShowArtistPage(artistID)
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}
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}
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func (p *PlayQueueList) onPlayTrackAt(idx int) {
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if p.OnPlayTrackAt != nil {
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p.OnPlayTrackAt(idx)
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}
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}
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func (p *PlayQueueList) onSelectTrack(idx int) {
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if d, ok := fyne.CurrentApp().Driver().(desktop.Driver); ok {
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mod := d.CurrentKeyModifiers()
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if mod&os.ControlModifier != 0 {
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p.selectAddOrRemove(idx)
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} else if mod&fyne.KeyModifierShift != 0 {
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p.selectRange(idx)
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} else {
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p.selectTrack(idx)
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}
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} else {
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p.selectTrack(idx)
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}
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p.Refresh()
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}
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func (p *PlayQueueList) selectTrack(idx int) {
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p.tracksMutex.RLock()
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defer p.tracksMutex.RUnlock()
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util.SelectTrack(p.tracks, idx)
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}
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func (p *PlayQueueList) selectAddOrRemove(idx int) {
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p.tracksMutex.RLock()
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defer p.tracksMutex.RUnlock()
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p.tracks[idx].Selected = !p.tracks[idx].Selected
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}
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func (p *PlayQueueList) selectRange(idx int) {
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p.tracksMutex.RLock()
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defer p.tracksMutex.RUnlock()
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util.SelectTrackRange(p.tracks, idx)
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}
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func (p *PlayQueueList) onShowContextMenu(e *fyne.PointEvent, trackIdx int) {
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}
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func (p *PlayQueueList) CreateRenderer() fyne.WidgetRenderer {
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return widget.NewSimpleRenderer(p.list)
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}
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type PlayQueueListRow struct {
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FocusListRowBase
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OnTappedSecondary func(e *fyne.PointEvent, trackIdx int)
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imageLoader util.ThumbnailLoader
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playQueueList *PlayQueueList
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trackID string
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isPlaying bool
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playingIcon fyne.CanvasObject
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num *widget.Label
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cover *ImagePlaceholder
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title *widget.Label
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artist *MultiHyperlink
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time *widget.Label
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}
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func NewPlayQueueListRow(playQueueList *PlayQueueList, im *backend.ImageManager, playingIcon fyne.CanvasObject) *PlayQueueListRow {
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p := &PlayQueueListRow{
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playingIcon: playingIcon,
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playQueueList: playQueueList,
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num: widget.NewLabel(""),
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cover: NewImagePlaceholder(myTheme.TracksIcon, thumbnailSize),
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title: util.NewTruncatingLabel(),
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artist: NewMultiHyperlink(),
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time: util.NewTrailingAlignLabel(),
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}
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p.ExtendBaseWidget(p)
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p.artist.OnTapped = playQueueList.onArtistTapped
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p.OnDoubleTapped = func() {
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playQueueList.onPlayTrackAt(p.ItemID())
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}
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p.OnTapped = func() {
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playQueueList.onSelectTrack(p.ItemID())
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}
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p.OnTappedSecondary = playQueueList.onShowContextMenu
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p.OnFocusNeighbor = func(up bool) {
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playQueueList.list.FocusNeighbor(p.ItemID(), up)
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}
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p.imageLoader = util.NewThumbnailLoader(im, func(i image.Image) {
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p.cover.SetImage(i, false)
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})
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p.imageLoader.OnBeforeLoad = func() {
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p.cover.SetImage(nil, false)
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}
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p.Content = container.New(playQueueList.colLayout,
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container.NewCenter(p.num),
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container.NewPadded(p.cover),
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container.New(&layouts.VboxCustomPadding{ExtraPad: -15},
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p.title, p.artist),
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container.NewCenter(p.time),
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)
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return p
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}
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func (p *PlayQueueListRow) TappedSecondary(e *fyne.PointEvent) {
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if p.OnTappedSecondary != nil {
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p.OnTappedSecondary(e, p.ListItemID)
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}
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}
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func (p *PlayQueueListRow) Update(tm *util.TrackListModel, rowNum int) {
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changed := false
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if tm.Selected != p.Selected {
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p.Selected = tm.Selected
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changed = true
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}
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if num := strconv.Itoa(rowNum); p.num.Text != num {
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p.num.Text = num
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changed = true
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}
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// Update info that can change if this row is bound to
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// a new track (*mediaprovider.Track)
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tr := tm.Track
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if tr.ID != p.trackID {
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p.imageLoader.Load(tm.Track.CoverArtID)
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p.EnsureUnfocused()
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p.trackID = tr.ID
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p.title.Text = tr.Name
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p.artist.BuildSegments(tr.ArtistNames, tr.ArtistIDs)
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p.time.Text = util.SecondsToTimeString(float64(tr.Duration))
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changed = true
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}
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// Render whether track is playing or not
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if isPlaying := p.playQueueList.nowPlayingID == tr.ID; isPlaying != p.isPlaying {
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p.isPlaying = isPlaying
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p.title.TextStyle.Bold = isPlaying
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if isPlaying {
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p.Content.(*fyne.Container).Objects[0] = p.playingIcon
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} else {
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p.Content.(*fyne.Container).Objects[0] = container.NewCenter(p.num)
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}
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changed = true
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}
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if changed {
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p.Refresh()
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}
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}
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