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qbz/crates/qbz-slint/ui/label/LabelReleasesView.slint
T
vicrodh 46673b2077 feat(slint): extend scroll-position restore to all views
Wire the per-history-entry scroll memory (added for Local Library) into
every top-level view: Home/Discover, Album, Local Album, Artist, Musician,
Label, Label Releases, Location, Favorites, Mix, Playlist, Playlist Manager,
Offline Manager, Search, Settings.

Each view's primary scroll container reports its viewport-y and restores it
on back/forward via NavState.restore-scope (scope_for in main.rs maps each
entry to a stable id; tab views carry the tab, e.g. "fav:albums"). The
container restores once per arm, only after content lays out, then clears
the scope. A `changed sr-armed` trigger covers views that persist across
sub-tab navigation (Home's Discover tabs, Favorites' shared list, Playlist
A->B->A) where no fresh mount occurs.

ScrollView-based views (Offline Manager, Settings) use visible-height for
the overflow check; ListView/Flickable views use height. Favorites' shared
albums/artists/playlists/labels Flickable matches the active tab's scope
dynamically.

cc
2026-06-08 15:53:40 -06:00

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// LabelReleasesView — the "See all releases" sub-view reached from the
// label landing's Releases carousel. A circular label header over the
// full album catalog, with a toolbar (search / group-by-artist / Hi-Res
// filter / sort) and a grid/list toggle, plus load-more pagination.
//
// The rendered set (`visible` / `grouped`) is derived in Rust from the
// loaded catalog (crate::label::derive_releases). Search is a local
// filter over the loaded catalog.
import { Theme } from "../foundation/semantic-colors.slint";
import { Typography } from "../foundation/typography.slint";
import { Radius } from "../foundation/radius.slint";
import { LabelState, LabelActions, NavState } from "../state.slint";
import { AlbumCollectionView } from "../discover/AlbumCollectionView.slint";
import { QbzIcon } from "../primitives/QbzIcon.slint";
import { QbzSelect } from "../primitives/QbzSelect.slint";
import { ExpandableSearch } from "../primitives/ExpandableSearch.slint";
import { ListScrollbar } from "../primitives/ListScrollbar.slint";
import { LoadingSpinner } from "../primitives/LoadingSpinner.slint";
import { ToggleButton } from "../primitives/ToggleButton.slint";
import { NavButtons } from "../shell/NavButtons.slint";
export component LabelReleasesView inherits Rectangle {
callback open-album(string);
callback open-artist(string);
callback media-action(string, string, string);
property <length> list-row-gap: 4px;
background: Theme.surface-main;
flick := Flickable {
viewport-width: self.width;
viewport-height: page.preferred-height;
// Scroll-position restore on back/forward (see nav::scope_for).
property <string> sr-armed: NavState.restore-scope;
function sr-restore() {
if (NavState.restore-scope == "label-releases" && self.viewport-height > self.height) {
self.viewport-y = NavState.scroll-restore;
NavState.restore-scope = "";
}
}
init => { self.sr-restore(); }
changed sr-armed => { self.sr-restore(); }
changed viewport-height => { self.sr-restore(); }
changed viewport-y => { NavState.report-scroll(self.viewport-y); }
page := VerticalLayout {
width: parent.width;
padding-left: 32px;
padding-right: 32px;
padding-top: 11px;
padding-bottom: 100px;
spacing: 0px;
alignment: start;
HorizontalLayout {
alignment: start;
NavButtons { }
}
Rectangle { height: 22px; }
// --- Label header (circular 180px portrait) ------------------
HorizontalLayout {
spacing: 24px;
alignment: start;
Rectangle {
width: 180px;
height: 180px;
border-radius: 90px;
background: Theme.surface-elevated;
drop-shadow-blur: 32px;
drop-shadow-color: #00000080;
drop-shadow-offset-y: 8px;
clip: true;
if LabelState.image-url == "": QbzIcon {
source: @image-url("../assets/icons/disc-3.svg");
width: 60px;
height: 60px;
x: Math.round((parent.width - self.width) / 2 / 1px) * 1px;
y: Math.round((parent.height - self.height) / 2 / 1px) * 1px;
tint: Theme.text-muted;
}
Image {
width: 100%;
height: 100%;
source: LabelState.image;
image-fit: cover;
}
}
VerticalLayout {
alignment: center;
spacing: 6px;
horizontal-stretch: 1;
Text {
text: @tr("LABEL");
color: Theme.text-muted;
font-size: 10px;
font-weight: Typography.semibold;
letter-spacing: 1.5px;
}
Text {
text: LabelState.name;
color: Theme.text-primary;
font-size: Typography.title;
font-weight: Typography.bold;
}
if LabelState.total > 0: Text {
text: LabelState.total + " " + @tr("albums");
color: Theme.text-muted;
font-size: Typography.body;
}
}
}
Rectangle { height: 24px; }
// --- Toolbar: title + count, then search / group / Hi-Res /
// sort / grid-list (floated right) ---------------------------
HorizontalLayout {
spacing: 12px;
alignment: stretch;
VerticalLayout {
alignment: center;
horizontal-stretch: 1;
Text {
text: @tr("Releases");
color: Theme.text-primary;
font-size: Typography.heading;
font-weight: Typography.semibold;
}
Text {
text: LabelState.shown + " " + @tr("albums")
+ (LabelState.hires-count > 0
? " · " + LabelState.hires-count + " Hi-Res"
: "");
color: Theme.text-muted;
font-size: Typography.legal;
}
}
HorizontalLayout {
horizontal-stretch: 0;
spacing: 8px;
VerticalLayout {
alignment: center;
ExpandableSearch {
placeholder: @tr("Search this label…");
query <=> LabelState.search-query;
edited(q) => {
LabelActions.search(q);
}
}
}
VerticalLayout {
alignment: center;
ToggleButton {
icon: @image-url("../assets/icons/user.svg");
active: LabelState.group-by-artist;
clicked => {
LabelState.group-by-artist = !LabelState.group-by-artist;
LabelActions.set-group(LabelState.group-by-artist);
}
}
}
VerticalLayout {
alignment: center;
ToggleButton {
icon: @image-url("../assets/icons/list-filter.svg");
active: LabelState.filter-hires;
clicked => {
LabelState.filter-hires = !LabelState.filter-hires;
LabelActions.set-hires(LabelState.filter-hires);
}
}
}
VerticalLayout {
alignment: center;
QbzSelect {
menu-width: 168px;
options: [
@tr("Newest"),
@tr("Oldest"),
@tr("Title A-Z"),
@tr("Title Z-A"),
@tr("Artist A-Z"),
];
current-index: LabelState.sort-by == "newest" ? 0
: LabelState.sort-by == "oldest" ? 1
: LabelState.sort-by == "title-asc" ? 2
: LabelState.sort-by == "title-desc" ? 3
: 4;
selected(i) => {
LabelState.sort-by = i == 0 ? "newest"
: i == 1 ? "oldest"
: i == 2 ? "title-asc"
: i == 3 ? "title-desc"
: "artist-asc";
LabelActions.set-sort(LabelState.sort-by);
}
}
}
// Grid / list segmented toggle.
VerticalLayout {
alignment: center;
Rectangle {
width: 68px;
height: 34px;
border-radius: 6px;
background: Theme.surface-elevated;
clip: true;
HorizontalLayout {
ToggleButton {
icon: @image-url("../assets/icons/layout-grid.svg");
active: LabelState.view-mode == "grid";
clicked => {
LabelState.view-mode = "grid";
}
}
ToggleButton {
icon: @image-url("../assets/icons/list.svg");
active: LabelState.view-mode == "list";
clicked => {
LabelState.view-mode = "list";
}
}
}
}
}
}
}
Rectangle { height: 24px; }
// --- States --------------------------------------------------
if LabelState.loading && LabelState.albums.length == 0: HorizontalLayout {
alignment: center;
LoadingSpinner { size: 36px; }
}
// No search/filter results.
if !LabelState.loading && LabelState.albums.length > 0
&& LabelState.shown == 0: VerticalLayout {
alignment: center;
spacing: 10px;
HorizontalLayout {
alignment: center;
QbzIcon {
source: @image-url("../assets/icons/search.svg");
width: 32px;
height: 32px;
tint: Theme.text-muted;
}
}
Text {
text: @tr("No results");
color: Theme.text-muted;
font-size: 14px;
horizontal-alignment: center;
}
}
// --- Album collection (grouped / flat grid / flat list) ------
AlbumCollectionView {
is-grouped: LabelState.group-by-artist;
albums: LabelState.visible;
grouped: LabelState.grouped;
view-mode: LabelState.view-mode;
show-source: false;
list-row-gap: root.list-row-gap;
open-album(id) => {
root.open-album(id);
}
open-artist(id) => {
root.open-artist(id);
}
media-action(kind, id, action) => {
root.media-action(kind, id, action);
}
}
// --- Load more -----------------------------------------------
// Driven by `has-more` — /label/getAlbums caps each page well
// below the catalog, so `total` is an unreliable gate.
if LabelState.albums.length > 0 && LabelState.has-more: HorizontalLayout {
alignment: center;
Rectangle {
width: load-more-text.preferred-width + 24px;
height: 32px;
load-more-text := Text {
text: LabelState.load-more-loading
? @tr("Loading…")
: @tr("Load more");
color: load-more-ta.has-hover
? Theme.text-primary
: Theme.text-secondary;
font-size: 13px;
x: Math.round((parent.width - self.width) / 2 / 1px) * 1px;
y: Math.round((parent.height - self.height) / 2 / 1px) * 1px;
}
load-more-ta := TouchArea {
mouse-cursor: pointer;
enabled: !LabelState.load-more-loading;
clicked => {
LabelActions.load-more();
}
}
}
}
}
}
// Shared scrollbar in the right gutter (homologated cross-view).
ListScrollbar {
x: parent.width - self.width - 4px;
width: 14px;
height: 100%;
viewport-height: flick.viewport-height;
visible-height: flick.height;
viewport-y <=> flick.viewport-y;
}
}