feat(ui): add discussions and semantic theming

Generate web discussion snapshots in CI; native builds use the public
feed and an offline cache.
This commit is contained in:
Hakan Seven 2026-07-28 11:49:45 +03:00
commit 28d8246c68
16 changed files with 960 additions and 98 deletions

View file

@ -7,10 +7,13 @@ run-name: ${{ github.event.release.tag_name || github.ref_name }} Web
on:
release:
types: [published]
discussion:
types: [created, edited, deleted, transferred, pinned, unpinned, labeled, unlabeled, locked, unlocked, category_changed, answered, unanswered]
workflow_dispatch:
permissions:
contents: read
discussions: read
pages: write
id-token: write
@ -79,6 +82,58 @@ jobs:
> dist/supporters.json || echo '[]' > dist/supporters.json
echo "supporters: $(jq 'length' dist/supporters.json)"
# GitHub's Discussions API is authenticated GraphQL. Generate a public,
# token-free snapshot next to the web app; discussion activity (including
# pin/unpin) triggers this workflow so pinned entries stay at the top.
- name: Generate discussions.json
env:
GH_TOKEN: ${{ github.token }}
run: |
QUERY='
query($owner: String!, $name: String!) {
repository(owner: $owner, name: $name) {
pinnedDiscussions(first: 10) {
nodes {
discussion {
number title url updatedAt
author { login }
}
}
}
discussions(first: 50, orderBy: {field: UPDATED_AT, direction: DESC}) {
nodes {
number title url updatedAt
author { login }
}
}
}
}'
gh api graphql \
-f query="$QUERY" \
-F owner="$GITHUB_REPOSITORY_OWNER" \
-F name="${GITHUB_REPOSITORY#*/}" \
| jq -c '
.data.repository as $repo
| [$repo.pinnedDiscussions.nodes[].discussion.number] as $pinned
| (
[$repo.pinnedDiscussions.nodes[].discussion + {pinned: true}]
+ [
$repo.discussions.nodes[]
| select((.number as $number | $pinned | index($number)) == null)
| . + {pinned: false}
]
)
| map({
number,
title,
url,
author: (.author.login // ""),
updated_at: .updatedAt,
pinned
})' \
> dist/discussions.json
echo "discussions: $(jq 'length' dist/discussions.json)"
- uses: actions/upload-pages-artifact@v3
with:
path: dist

View file

@ -0,0 +1 @@
<svg xmlns="http://www.w3.org/2000/svg" viewBox="6.75 6.75 10.5 10.5" fill="#000000" stroke="none"><circle cx="12" cy="12" r="4.5"/></svg>

After

Width:  |  Height:  |  Size: 139 B

View file

@ -46,6 +46,7 @@
file) so CAD text renders non-Latin scripts on the web. (#141) -->
<link data-trunk rel="copy-dir" href="web/fonts" />
<link data-trunk rel="copy-file" href="web/ocs-parse-worker.js" />
<link data-trunk rel="copy-file" href="web/discussions.json" />
</head>
<body>
<div id="loading">

View file

@ -56,7 +56,7 @@ pub struct UiThemeConfig {
impl Default for UiThemeConfig {
fn default() -> Self {
let theme = iced::Theme::Dark;
let theme = iced::Theme::Oxocarbon;
Self {
name: theme.to_string(),
palette: UiThemePalette::from_iced(theme.palette()),
@ -69,7 +69,7 @@ impl UiThemeConfig {
if self.name == "Custom" {
iced::Theme::custom("Custom", self.palette.to_iced())
} else {
builtin_theme(&self.name).unwrap_or(iced::Theme::Dark)
builtin_theme(&self.name).unwrap_or(iced::Theme::Oxocarbon)
}
}
}
@ -87,7 +87,7 @@ pub struct UiThemePalette {
impl Default for UiThemePalette {
fn default() -> Self {
Self::from_iced(iced::Theme::Dark.palette())
Self::from_iced(iced::Theme::Oxocarbon.palette())
}
}

View file

@ -226,6 +226,7 @@ pub enum StartSection {
Videos,
#[default]
Welcome,
Discussions,
Supporters,
}
@ -259,6 +260,10 @@ pub(super) struct OpenCADStudio {
video_thumbs: std::collections::HashMap<String, iced::widget::image::Handle>,
/// True while the boot-time playlist fetch is still in flight.
videos_loading: bool,
/// GitHub Discussions shown on the Start page, with pinned entries first.
discussions: Vec<crate::discussions::DiscussionEntry>,
/// True while the boot-time Discussions refresh is still in flight.
discussions_loading: bool,
/// Block references whose properties panel shows per-axis Scale X/Y/Z even
/// though the three factors are currently equal — the user unchecked the
/// "Uniform scale" box for them (#427). Keyed by entity handle.
@ -2056,6 +2061,8 @@ pub enum Message {
PatronsFetched(Result<Vec<(String, i64)>, String>),
/// Tutorial-playlist videos fetched at boot for the Start page.
VideosFetched(Result<Vec<crate::videos::VideoEntry>, String>),
/// GitHub Discussions fetched at boot for the Start page.
DiscussionsFetched(Result<Vec<crate::discussions::DiscussionEntry>, String>),
/// Recent-file DWG preview thumbnails decoded on a background thread.
RecentThumbsLoaded(
Vec<(std::path::PathBuf, Option<iced::widget::image::Handle>)>,
@ -2483,6 +2490,8 @@ impl OpenCADStudio {
videos: Vec::new(),
video_thumbs: std::collections::HashMap::new(),
videos_loading: false,
discussions: Vec::new(),
discussions_loading: false,
props_asym_scale: std::collections::HashSet::new(),
start_section: StartSection::default(),
props_expanded: false,
@ -2630,8 +2639,8 @@ impl OpenCADStudio {
default_save_format: crate::io::DEFAULT_SAVE_FORMAT.to_string(),
// Plot style
active_plot_style: None,
// Color scheme (default: dark CAD-style)
active_theme: Theme::Dark,
// Color scheme (default: Oxocarbon)
active_theme: Theme::Oxocarbon,
ui_theme: config::UiThemeConfig::default(),
theme_color_inputs: config::UiThemePalette::default().hex_values(),
// Keyboard shortcuts
@ -2947,6 +2956,26 @@ impl OpenCADStudio {
};
#[cfg(target_arch = "wasm32")]
let videos_fetch = Task::none();
// GitHub Discussions: seed from the last successful fetch, then refresh
// the public feed and pinned section on a background thread.
#[cfg(not(target_arch = "wasm32"))]
let discussions_fetch = {
s.discussions = crate::discussions::load_cached();
s.discussions_loading = true;
let (tx, rx) = iced::futures::channel::oneshot::channel();
std::thread::spawn(move || {
let _ = tx.send(crate::discussions::fetch_discussions());
});
Task::perform(
async move {
rx.await
.unwrap_or_else(|_| Err("discussion fetch thread died".into()))
},
Message::DiscussionsFetched,
)
};
#[cfg(target_arch = "wasm32")]
let discussions_fetch = Task::none();
// Recent-file thumbnails: decoded off-thread — parsing every recent
// DWG's preview on the boot path held the first frame back.
let thumbs_fetch = s.refresh_recent_thumbs();
@ -2961,6 +2990,7 @@ impl OpenCADStudio {
assoc_prompt,
patrons_fetch,
videos_fetch,
discussions_fetch,
thumbs_fetch,
]),
)
@ -2980,7 +3010,12 @@ impl OpenCADStudio {
crate::patreon::fetch_patrons_web(),
Message::PatronsFetched,
);
(s, Task::batch([focus, patrons]))
s.discussions_loading = true;
let discussions = Task::perform(
crate::discussions::fetch_discussions_web(),
Message::DiscussionsFetched,
);
(s, Task::batch([focus, patrons, discussions]))
}
}

View file

@ -3959,6 +3959,16 @@ impl OpenCADStudio {
self.videos_loading = false;
Task::none()
}
Message::DiscussionsFetched(Ok(discussions)) => {
self.discussions_loading = false;
self.discussions = discussions;
Task::none()
}
// Offline: keep the native cache (web leaves the panel empty).
Message::DiscussionsFetched(Err(_)) => {
self.discussions_loading = false;
Task::none()
}
Message::RecentThumbsLoaded(thumbs) => {
for (path, handle) in thumbs {
self.recent_thumbs.insert(path, handle);

View file

@ -121,6 +121,8 @@ impl OpenCADStudio {
&self.videos,
self.videos_loading,
&self.video_thumbs,
&self.discussions,
self.discussions_loading,
&self.recent_files,
&self.recent_thumbs,
self.recent_limit,
@ -1917,7 +1919,7 @@ pub(super) fn doc_tab_bar<'a>(tabs: &'a [DocumentTab], active_tab: usize) -> Ele
let name = crate::ui::text_util::elide(&tab.tab_display_name(), 24);
let title_inner: Element<'_, Message> = if tab.dirty {
row![
crate::ui::icons::themed_warning(crate::ui::icons::DOT, 7.0),
crate::ui::icons::themed_warning(crate::ui::icons::DIRTY_DOT, 14.0),
text(name).size(12),
]
.spacing(5)
@ -1929,33 +1931,24 @@ pub(super) fn doc_tab_bar<'a>(tabs: &'a [DocumentTab], active_tab: usize) -> Ele
let title_btn = button(title_inner)
.on_press(Message::TabSwitch(idx))
.padding([5, 12])
.height(Fill)
.padding([4, 12])
.style(move |theme: &Theme, status| {
let palette = theme.extended_palette();
let pair = if is_active {
palette.primary.weak
} else {
match status {
button::Status::Hovered => palette.background.weak,
_ => palette.background.base,
let background = match (is_active, status) {
(false, button::Status::Hovered) => {
Some(Background::Color(palette.background.weak.color))
}
_ => None,
};
button::Style {
background: Some(Background::Color(pair.color)),
background,
text_color: if is_active {
pair.text
palette.primary.weak.text
} else {
palette.background.base.text.scale_alpha(0.72)
},
border: Border {
color: if is_active {
palette.primary.base.color
} else {
Color::TRANSPARENT
},
width: if is_active { 1.0 } else { 0.0 },
radius: 0.0.into(),
},
border: Border::default(),
shadow: iced::Shadow::default(),
snap: false,
}
@ -1975,53 +1968,61 @@ pub(super) fn doc_tab_bar<'a>(tabs: &'a [DocumentTab], active_tab: usize) -> Ele
let row_inner: Row<'_, Message> = if tab.is_start {
row![title_btn].spacing(0).align_y(iced::Center)
} else {
let close_btn = button(crate::ui::icons::themed_secondary(
crate::ui::icons::CLOSE,
10.0,
))
.on_press(Message::TabClose(idx))
.padding([3, 5])
.style(move |theme: &Theme, status| {
let close_btn = button(text("×").size(12))
.on_press(Message::TabClose(idx))
.height(Fill)
.padding([4, 8])
.style(button::subtle);
row![title_btn, close_btn]
.spacing(0)
.height(Fill)
.align_y(iced::Center)
};
let tab_container = container(row_inner)
.height(iced::Length::Fixed(23.0))
.style(move |theme: &Theme| {
let palette = theme.extended_palette();
let pair = match status {
button::Status::Hovered | button::Status::Pressed => palette.danger.weak,
_ if is_active => palette.primary.weak,
_ => palette.background.base,
};
button::Style {
background: Some(Background::Color(pair.color)),
text_color: pair.text,
container::Style {
background: Some(Background::Color(if is_active {
palette.primary.weak.color
} else {
palette.background.base.color
})),
border: Border {
radius: 3.0.into(),
..Default::default()
color: if is_active {
palette.primary.base.color
} else {
Color::TRANSPARENT
},
width: if is_active { 1.0 } else { 0.0 },
radius: 0.0.into(),
},
..Default::default()
}
});
row![title_btn, close_btn].spacing(0).align_y(iced::Center)
};
let tab_container = container(row_inner).style(move |theme: &Theme| container::Style {
border: Border {
color: if is_active {
theme.extended_palette().background.neutral.color
} else {
Color::TRANSPARENT
},
width: if is_active { 1.0 } else { 0.0 },
radius: 0.0.into(),
},
..Default::default()
});
let tab_element: Element<'_, Message> = if tab.is_start {
tab_container.into()
} else {
let has_current_path = tab.current_path.is_some();
let has_other_drawings = drag_targets.len() > 1;
let tab_target: Element<'_, Message> = if let Some(path) = &tab.current_path {
iced::widget::tooltip(
tab_container,
container(text(path.to_string_lossy().into_owned()).size(11))
.style(container::bordered_box)
.padding([4, 8]),
iced::widget::tooltip::Position::Bottom,
)
.gap(4)
.into()
} else {
tab_container.into()
};
crate::ui::wrap_bar::PosReport::owned(
format!("DOC_TAB:{idx}"),
ContextMenu::new(tab_container, move || {
ContextMenu::new(tab_target, move || {
doc_tab_context_menu(idx, has_current_path, has_other_drawings)
}),
)
@ -2171,6 +2172,8 @@ pub(super) fn start_page_view<'a>(
videos: &'a [crate::videos::VideoEntry],
videos_loading: bool,
video_thumbs: &'a std::collections::HashMap<String, iced::widget::image::Handle>,
discussions: &'a [crate::discussions::DiscussionEntry],
discussions_loading: bool,
recents: &'a [std::path::PathBuf],
thumbs: &'a std::collections::HashMap<
std::path::PathBuf,
@ -2301,24 +2304,21 @@ pub(super) fn start_page_view<'a>(
.height(Fill);
// Collapse side panels one at a time as width shrinks: Tutorials first,
// then Supporters, and Recent Documents last. The previous all-or-nothing
// threshold reserved a videos-sized empty margin on both sides of the
// centred Welcome block and hid every panel around 1664 px.
// then Discussions, Supporters, and Recent Documents last.
#[derive(Clone, Copy, PartialEq, Eq)]
enum StartLayout {
AllPanels,
WithoutVideos,
WithoutVideosAndDiscussions,
RecentAndWelcome,
Compact,
}
let recent_w = 280.0f32;
let videos_w = 300.0f32;
let sup_w = 240.0f32;
let panel_w = 280.0f32;
let welcome_wide_min = 360.0f32;
let avail = (avail_w - 16.0).max(0.0); // minus the page's l/r padding
let panel_widths = [recent_w, videos_w, sup_w];
let mut panel_visible = [true, true, true];
let required_width = |visible: &[bool; 3]| {
let panel_widths = [panel_w; 4];
let mut panel_visible = [true, true, true, true];
let required_width = |visible: &[bool; 4]| {
let visible_panels = visible.iter().filter(|&&shown| shown).count();
welcome_wide_min
+ panel_widths
@ -2330,16 +2330,17 @@ pub(super) fn start_page_view<'a>(
};
// Re-measure after every collapse. There are no independent breakpoints:
// the available width and the panels' preferred widths decide the state.
for panel in [1usize, 2, 0] {
for panel in [1usize, 2, 3, 0] {
if required_width(&panel_visible) <= avail {
break;
}
panel_visible[panel] = false;
}
let start_layout = match panel_visible {
[true, true, true] => StartLayout::AllPanels,
[true, false, true] => StartLayout::WithoutVideos,
[true, false, false] => StartLayout::RecentAndWelcome,
[true, true, true, true] => StartLayout::AllPanels,
[true, false, true, true] => StartLayout::WithoutVideos,
[true, false, false, true] => StartLayout::WithoutVideosAndDiscussions,
[true, false, false, false] => StartLayout::RecentAndWelcome,
_ => StartLayout::Compact,
};
@ -2351,7 +2352,8 @@ pub(super) fn start_page_view<'a>(
match start_layout {
StartLayout::AllPanels
| StartLayout::WithoutVideos
| StartLayout::RecentAndWelcome => iced::Length::Fixed(recent_w),
| StartLayout::WithoutVideosAndDiscussions
| StartLayout::RecentAndWelcome => iced::Length::Fixed(panel_w),
StartLayout::Compact => iced::Length::Fill,
},
);
@ -2435,8 +2437,9 @@ pub(super) fn start_page_view<'a>(
playlist_btn,
])
.width(match start_layout {
StartLayout::AllPanels => iced::Length::Fixed(videos_w),
StartLayout::AllPanels => iced::Length::Fixed(panel_w),
StartLayout::WithoutVideos
| StartLayout::WithoutVideosAndDiscussions
| StartLayout::RecentAndWelcome
| StartLayout::Compact => iced::Length::Fill,
})
@ -2457,6 +2460,125 @@ pub(super) fn start_page_view<'a>(
.into()
};
// GitHub Discussions rail. Native builds refresh from GitHub's public feed;
// web builds read the CI-generated snapshot. Both sources mark pinned
// discussions and sort them before the rest of the list.
let discussions_panel: Element<'a, Message> = {
let mut list = column![text("Discussions").size(15)]
.spacing(8)
.width(Fill);
for discussion in discussions {
let mut meta = iced::widget::row![
text(format!("#{}", discussion.number))
.size(10)
.style(start_muted_style),
]
.spacing(6)
.align_y(iced::Center);
if discussion.pinned {
meta = meta.push(
text("Pinned")
.size(10)
.style(start_primary_style),
);
}
if !discussion.author.is_empty() {
meta = meta.push(
text(format!("@{}", discussion.author))
.size(10)
.style(start_muted_style),
);
}
let card = container(
column![
text(discussion.title.clone()).size(12),
meta,
]
.spacing(4),
)
.padding([8, 10])
.width(Fill)
.style(|theme: &Theme| {
let palette = theme.extended_palette();
container::Style {
background: Some(Background::Color(
palette.background.base.color.scale_alpha(0.42),
)),
border: Border {
color: palette.background.neutral.color,
width: 1.0,
radius: 6.0.into(),
},
..Default::default()
}
});
list = list.push(
mouse_area(card)
.interaction(iced::mouse::Interaction::Pointer)
.on_press(Message::OpenUrl(discussion.url.clone())),
);
}
if discussions.is_empty() {
let note = if discussions_loading {
"Loading discussions…"
} else {
"Discussions load from GitHub."
};
list = list.push(text(note).size(12).style(start_muted_style));
}
let open_btn = mouse_area(
container(text("Open Discussions on GitHub").size(12))
.padding([6, 10])
.width(Fill)
.center_x(Fill)
.style(|theme: &Theme| {
let pair = theme.extended_palette().primary.base;
container::Style {
background: Some(Background::Color(pair.color)),
border: Border {
color: Color::TRANSPARENT,
width: 0.0,
radius: 6.0.into(),
},
text_color: Some(pair.text),
..Default::default()
}
}),
)
.interaction(iced::mouse::Interaction::Pointer)
.on_press(Message::OpenUrl(
crate::discussions::DISCUSSIONS_URL.to_string(),
));
container(column![
iced::widget::scrollable(list).height(Fill),
Space::new().height(iced::Length::Fixed(12.0)),
open_btn,
])
.width(match start_layout {
StartLayout::AllPanels | StartLayout::WithoutVideos => {
iced::Length::Fixed(panel_w)
}
StartLayout::WithoutVideosAndDiscussions
| StartLayout::RecentAndWelcome
| StartLayout::Compact => iced::Length::Fill,
})
.height(Fill)
.padding(16)
.style(|theme: &Theme| {
let palette = theme.extended_palette();
container::Style {
background: Some(Background::Color(palette.background.weak.color)),
border: Border {
color: palette.background.neutral.color,
width: 1.0,
radius: 8.0.into(),
},
..Default::default()
}
})
.into()
};
// Right rail: Patreon supporters, fetched at boot. When the list is empty
// (no token configured / offline) only the "Support on Patreon" button
// shows, so the rail always invites support.
@ -2515,8 +2637,10 @@ pub(super) fn start_page_view<'a>(
support_btn,
])
.width(match start_layout {
StartLayout::AllPanels | StartLayout::WithoutVideos => {
iced::Length::Fixed(sup_w)
StartLayout::AllPanels
| StartLayout::WithoutVideos
| StartLayout::WithoutVideosAndDiscussions => {
iced::Length::Fixed(panel_w)
}
StartLayout::RecentAndWelcome
| StartLayout::Compact => iced::Length::Fill,
@ -2543,12 +2667,19 @@ pub(super) fn start_page_view<'a>(
recent,
videos_panel,
welcome,
discussions_panel,
supporters,
]
.spacing(16)
.height(Fill)
.into(),
StartLayout::WithoutVideos => {
iced::widget::row![recent, welcome, discussions_panel, supporters]
.spacing(16)
.height(Fill)
.into()
}
StartLayout::WithoutVideosAndDiscussions => {
iced::widget::row![recent, welcome, supporters]
.spacing(16)
.height(Fill)
@ -2595,6 +2726,7 @@ pub(super) fn start_page_view<'a>(
tab_btn("Recent Files", super::StartSection::Recent).into(),
tab_btn("Videos", super::StartSection::Videos).into(),
tab_btn("Welcome", super::StartSection::Welcome).into(),
tab_btn("Discussions", super::StartSection::Discussions).into(),
tab_btn("Supporters", super::StartSection::Supporters).into(),
])
.spacing_x(6.0)
@ -2611,6 +2743,11 @@ pub(super) fn start_page_view<'a>(
.center_x(Fill)
.into(),
super::StartSection::Welcome => welcome.into(),
super::StartSection::Discussions => container(discussions_panel)
.width(Fill)
.height(Fill)
.center_x(Fill)
.into(),
super::StartSection::Supporters => container(supporters)
.width(Fill)
.height(Fill)

240
src/discussions.rs Normal file
View file

@ -0,0 +1,240 @@
//! GitHub Discussions shown on the Start page.
//!
//! Native builds read GitHub's public Atom feed and the public Discussions
//! page, which exposes the repository's pinned-discussion section without an
//! access token. The last successful result is cached for offline launches.
//! Web builds read `discussions.json`, generated by the Pages workflow through
//! GitHub's authenticated GraphQL API.
pub const DISCUSSIONS_URL: &str =
"https://github.com/HakanSeven12/OpenCADStudio/discussions";
#[cfg(not(target_arch = "wasm32"))]
const FEED_URL: &str =
"https://github.com/HakanSeven12/OpenCADStudio/discussions.atom";
#[derive(Clone, Debug, serde::Serialize, serde::Deserialize)]
pub struct DiscussionEntry {
pub number: u64,
pub title: String,
pub url: String,
pub author: String,
pub updated_at: String,
#[serde(default)]
pub pinned: bool,
}
fn sort_entries(entries: &mut [DiscussionEntry]) {
entries.sort_by(|a, b| {
b.pinned
.cmp(&a.pinned)
.then_with(|| b.updated_at.cmp(&a.updated_at))
.then_with(|| b.number.cmp(&a.number))
});
}
fn parse_json(body: &str) -> Result<Vec<DiscussionEntry>, String> {
let mut entries: Vec<DiscussionEntry> =
serde_json::from_str(body).map_err(|e| e.to_string())?;
entries.retain(|entry| {
entry.number > 0
&& !entry.title.trim().is_empty()
&& entry.url.starts_with("https://github.com/")
});
sort_entries(&mut entries);
Ok(entries)
}
#[cfg(not(target_arch = "wasm32"))]
fn cache_path() -> Option<std::path::PathBuf> {
crate::config::config_dir().map(|dir| dir.join("discussions.json"))
}
#[cfg(not(target_arch = "wasm32"))]
pub fn load_cached() -> Vec<DiscussionEntry> {
cache_path()
.and_then(|path| std::fs::read_to_string(path).ok())
.and_then(|body| parse_json(&body).ok())
.or_else(|| parse_json(include_str!("../web/discussions.json")).ok())
.unwrap_or_default()
}
#[cfg(not(target_arch = "wasm32"))]
pub fn fetch_discussions() -> Result<Vec<DiscussionEntry>, String> {
let agent: ureq::Agent = ureq::Agent::config_builder()
.timeout_global(Some(std::time::Duration::from_secs(15)))
.build()
.into();
let feed = get_text(&agent, FEED_URL)?;
let page = get_text(&agent, DISCUSSIONS_URL)?;
let pinned = pinned_numbers(&page);
let mut entries = parse_atom(&feed);
if entries.is_empty() {
return Err("GitHub Discussions feed returned no entries".into());
}
for entry in &mut entries {
entry.pinned = pinned.contains(&entry.number);
}
sort_entries(&mut entries);
if let Some(path) = cache_path() {
if let Some(parent) = path.parent() {
let _ = std::fs::create_dir_all(parent);
}
if let Ok(body) = serde_json::to_string(&entries) {
let _ = std::fs::write(path, body);
}
}
Ok(entries)
}
#[cfg(not(target_arch = "wasm32"))]
fn get_text(agent: &ureq::Agent, url: &str) -> Result<String, String> {
agent
.get(url)
.header(
"User-Agent",
concat!("OpenCADStudio/", env!("CARGO_PKG_VERSION")),
)
.call()
.map_err(|e| e.to_string())?
.body_mut()
.with_config()
.limit(4 * 1024 * 1024)
.read_to_string()
.map_err(|e| e.to_string())
}
#[cfg(not(target_arch = "wasm32"))]
fn parse_atom(feed: &str) -> Vec<DiscussionEntry> {
feed.split("<entry>")
.skip(1)
.filter_map(|tail| {
let entry = tail.split_once("</entry>")?.0;
let url_start = entry.find(
"href=\"https://github.com/HakanSeven12/OpenCADStudio/discussions/",
)? + "href=\"".len();
let url_tail = &entry[url_start..];
let url = url_tail.split_once('"')?.0.to_string();
let number = url.rsplit('/').next()?.parse().ok()?;
let title = xml_text(entry, "title")?;
let author_block = entry.split_once("<author>")?.1.split_once("</author>")?.0;
let author = xml_text(author_block, "name").unwrap_or_default();
let updated_at = xml_text(entry, "updated").unwrap_or_default();
Some(DiscussionEntry {
number,
title,
url,
author,
updated_at,
pinned: false,
})
})
.collect()
}
#[cfg(not(target_arch = "wasm32"))]
fn xml_text(block: &str, tag: &str) -> Option<String> {
let open = format!("<{tag}>");
let close = format!("</{tag}>");
let value = block.split_once(&open)?.1.split_once(&close)?.0;
let compact = value.split_whitespace().collect::<Vec<_>>().join(" ");
if compact.is_empty() {
None
} else {
Some(
compact
.replace("&quot;", "\"")
.replace("&#39;", "'")
.replace("&apos;", "'")
.replace("&lt;", "<")
.replace("&gt;", ">")
.replace("&amp;", "&"),
)
}
}
#[cfg(not(target_arch = "wasm32"))]
fn pinned_numbers(page: &str) -> std::collections::HashSet<u64> {
let mut numbers = std::collections::HashSet::new();
let Some(after_heading) = page.split_once("id=\"pinned-discussions\"").map(|(_, rest)| rest)
else {
return numbers;
};
let section = after_heading
.split_once("</ul>")
.map(|(section, _)| section)
.unwrap_or(after_heading);
let marker = "/HakanSeven12/OpenCADStudio/discussions/";
let mut rest = section;
while let Some(pos) = rest.find(marker) {
let tail = &rest[pos + marker.len()..];
let digits = tail
.chars()
.take_while(|ch| ch.is_ascii_digit())
.collect::<String>();
if let Ok(number) = digits.parse() {
numbers.insert(number);
}
rest = tail;
}
numbers
}
#[cfg(target_arch = "wasm32")]
pub async fn fetch_discussions_web() -> Result<Vec<DiscussionEntry>, String> {
use wasm_bindgen::JsCast;
use wasm_bindgen_futures::JsFuture;
let window = web_sys::window().ok_or("no window")?;
let response = JsFuture::from(window.fetch_with_str("discussions.json"))
.await
.map_err(|_| "fetch failed")?;
let response: web_sys::Response =
response.dyn_into().map_err(|_| "not a Response")?;
if !response.ok() {
return Err(format!("HTTP {}", response.status()));
}
let text = JsFuture::from(response.text().map_err(|_| "text() unavailable")?)
.await
.map_err(|_| "body read failed")?;
let body = text.as_string().ok_or("body is not a string")?;
parse_json(&body)
}
#[cfg(test)]
mod tests {
use super::*;
#[cfg(not(target_arch = "wasm32"))]
#[test]
fn pinned_discussions_are_sorted_first() {
let feed = r#"
<entry>
<link type="text/html" rel="alternate" href="https://github.com/HakanSeven12/OpenCADStudio/discussions/2"/>
<title>New &amp; recent</title>
<updated>2026-07-28T10:00:00+00:00</updated>
<author><name>alice</name></author>
</entry>
<entry>
<link type="text/html" rel="alternate" href="https://github.com/HakanSeven12/OpenCADStudio/discussions/1"/>
<title>Pinned</title>
<updated>2026-07-20T10:00:00+00:00</updated>
<author><name>bob</name></author>
</entry>
"#;
let page = r#"
<h2 id="pinned-discussions">Pinned Discussions</h2>
<ul><a href="/HakanSeven12/OpenCADStudio/discussions/1">Pinned</a></ul>
"#;
let pinned = pinned_numbers(page);
let mut entries = parse_atom(feed);
for entry in &mut entries {
entry.pinned = pinned.contains(&entry.number);
}
sort_entries(&mut entries);
assert_eq!(entries[0].number, 1);
assert_eq!(entries[1].title, "New & recent");
}
}

View file

@ -9,6 +9,7 @@ pub mod entities;
pub mod io;
pub mod modules;
pub mod patreon;
pub mod discussions;
pub mod videos;
pub mod plugin;
pub mod perf;

View file

@ -13,6 +13,7 @@ mod entities;
mod io;
mod modules;
mod patreon;
mod discussions;
mod videos;
mod plugin;
mod perf;

View file

@ -1,4 +1,4 @@
//! Shared monochrome UI-chrome icons rendered from bundled SVGs.
//! Shared SVG rendering for monochrome UI chrome and multi-colour tool icons.
//!
//! Dropdown carets and the undo/redo controls used to be drawn as Unicode
//! glyphs (`▾`, `▲`, `↶`, `↷`). Those depend on the active text font carrying
@ -6,8 +6,18 @@
//! build bundles only Fira Sans, which lacks them, so they rendered as empty
//! boxes. Drawing them from SVG instead makes the chrome font-independent.
use std::cell::RefCell;
use iced::advanced::layout::{self, Layout};
use iced::advanced::renderer;
use iced::advanced::svg::{self as core_svg, Renderer as _};
use iced::advanced::widget::{Tree, Widget};
use iced::widget::{container, svg, Space};
use iced::{Element, Length, Theme};
use iced::{
Color, ContentFit, Element, Length, Point, Radians, Rectangle, Renderer,
Size, Theme,
};
use rustc_hash::FxHashMap;
const TRI_DOWN: &[u8] = include_bytes!("../../assets/icons/ui/tri_down.svg");
const TRI_UP: &[u8] = include_bytes!("../../assets/icons/ui/tri_up.svg");
@ -65,6 +75,7 @@ pub const FILE_EXPORT: &[u8] = include_bytes!("../../assets/icons/ui/file_export
pub const PRINT: &[u8] = include_bytes!("../../assets/icons/ui/print.svg");
pub const HEART: &[u8] = include_bytes!("../../assets/icons/ui/heart.svg");
pub const DOT: &[u8] = include_bytes!("../../assets/icons/ui/dot.svg");
pub const DIRTY_DOT: &[u8] = include_bytes!("../../assets/icons/ui/dirty_dot.svg");
pub const ARROW_LONG_RIGHT: &[u8] = include_bytes!("../../assets/icons/ui/arrow_long_right.svg");
// ── Status-bar toggle icons (issue #216) ──────────────────────────────────
@ -81,6 +92,303 @@ pub const ST_FILTER: &[u8] = include_bytes!("../../assets/icons/status/filter.sv
pub const ST_SELCYCLE: &[u8] = include_bytes!("../../assets/icons/status/selcycle.svg");
pub const ST_CLEANSCREEN: &[u8] = include_bytes!("../../assets/icons/status/cleanscreen.svg");
// Tool SVGs share a small source palette. These colours are semantic rather
// than literal: cyan is the accent, pale grey is foreground, yellow is warning,
// and so on. `SemanticIcon` resolves those roles from Iced's active extended
// palette at draw time, retaining the artwork's multiple colours across themes.
const SEMANTIC_CACHE_LIMIT: usize = 2048;
#[derive(Clone, Copy, Hash, PartialEq, Eq)]
struct SemanticCacheKey {
address: usize,
length: usize,
palette: [[u8; 4]; 6],
}
thread_local! {
static SEMANTIC_CACHE: RefCell<FxHashMap<SemanticCacheKey, svg::Handle>> =
RefCell::new(FxHashMap::default());
}
#[derive(Clone, Copy)]
struct SemanticColors {
background: [u8; 7],
text: [u8; 7],
primary_weak: [u8; 7],
primary: [u8; 7],
primary_strong: [u8; 7],
secondary_weak: [u8; 7],
secondary: [u8; 7],
secondary_strong: [u8; 7],
success_weak: [u8; 7],
success: [u8; 7],
warning: [u8; 7],
warning_strong: [u8; 7],
danger_weak: [u8; 7],
danger: [u8; 7],
}
impl SemanticColors {
fn from_theme(theme: &Theme) -> Self {
let palette = theme.extended_palette();
Self {
background: color_hex(palette.background.strong.color),
text: color_hex(palette.background.base.text),
primary_weak: color_hex(palette.primary.weak.color),
primary: color_hex(palette.primary.base.color),
primary_strong: color_hex(palette.primary.strong.color),
secondary_weak: color_hex(palette.secondary.weak.color),
secondary: color_hex(palette.secondary.base.color),
secondary_strong: color_hex(palette.secondary.strong.color),
success_weak: color_hex(palette.success.weak.color),
success: color_hex(palette.success.base.color),
warning: color_hex(palette.warning.base.color),
warning_strong: color_hex(palette.warning.strong.color),
danger_weak: color_hex(palette.danger.weak.color),
danger: color_hex(palette.danger.base.color),
}
}
}
struct SemanticIcon {
bytes: &'static [u8],
size: f32,
opacity: f32,
}
impl<M> Widget<M, Theme, Renderer> for SemanticIcon {
fn size(&self) -> Size<Length> {
Size::new(Length::Fixed(self.size), Length::Fixed(self.size))
}
fn layout(
&mut self,
_tree: &mut Tree,
_renderer: &Renderer,
limits: &layout::Limits,
) -> layout::Node {
layout::atomic(
limits,
Length::Fixed(self.size),
Length::Fixed(self.size),
)
}
fn draw(
&self,
_tree: &Tree,
renderer: &mut Renderer,
theme: &Theme,
_style: &renderer::Style,
layout: Layout<'_>,
_cursor: iced::advanced::mouse::Cursor,
_viewport: &Rectangle,
) {
let handle = semantic_handle(self.bytes, theme);
let measured = renderer.measure_svg(&handle);
if measured.width == 0 || measured.height == 0 {
return;
}
let image_size = Size::new(measured.width as f32, measured.height as f32);
let bounds = layout.bounds();
let fitted = ContentFit::Contain.fit(image_size, bounds.size());
let position = Point::new(
bounds.center_x() - fitted.width / 2.0,
bounds.center_y() - fitted.height / 2.0,
);
renderer.draw_svg(
core_svg::Svg {
handle,
color: None,
rotation: Radians(0.0),
opacity: self.opacity,
},
Rectangle::new(position, fitted),
bounds,
);
}
}
/// Render a multi-colour tool icon using semantic colours from the active theme.
pub fn semantic<'a, M: 'a>(bytes: &'static [u8], size: f32) -> Element<'a, M> {
Element::new(SemanticIcon {
bytes,
size,
opacity: 1.0,
})
}
/// Render a disabled multi-colour tool icon without flattening its colour roles.
pub fn semantic_disabled<'a, M: 'a>(
bytes: &'static [u8],
size: f32,
) -> Element<'a, M> {
Element::new(SemanticIcon {
bytes,
size,
opacity: 0.42,
})
}
fn semantic_handle(bytes: &'static [u8], theme: &Theme) -> svg::Handle {
let key = SemanticCacheKey {
address: bytes.as_ptr() as usize,
length: bytes.len(),
palette: palette_key(theme),
};
SEMANTIC_CACHE.with(|cache| {
let mut cache = cache.borrow_mut();
if let Some(handle) = cache.get(&key) {
return handle.clone();
}
let handle = svg::Handle::from_memory(recolor_semantic_svg(bytes, theme));
if cache.len() >= SEMANTIC_CACHE_LIMIT {
cache.clear();
}
cache.insert(key, handle.clone());
handle
})
}
fn palette_key(theme: &Theme) -> [[u8; 4]; 6] {
let palette = theme.palette();
[
palette.background.into_rgba8(),
palette.text.into_rgba8(),
palette.primary.into_rgba8(),
palette.success.into_rgba8(),
palette.warning.into_rgba8(),
palette.danger.into_rgba8(),
]
}
fn recolor_semantic_svg(source: &[u8], theme: &Theme) -> Vec<u8> {
let colors = SemanticColors::from_theme(theme);
let mut output = Vec::with_capacity(source.len());
let mut index = 0;
while index < source.len() {
if source[index] == b'#' {
let mut end = index + 1;
while end < source.len() && source[end].is_ascii_hexdigit() {
end += 1;
}
let digit_count = end - index - 1;
if matches!(digit_count, 3 | 4 | 6 | 8) {
if let Some(replacement) =
semantic_color(&source[index..end], &colors)
{
output.extend_from_slice(replacement);
index = end;
continue;
}
}
} else if starts_with_word_ignore_ascii_case(source, index, b"white") {
output.extend_from_slice(&colors.text);
index += 5;
continue;
}
output.push(source[index]);
index += 1;
}
output
}
fn semantic_color<'a>(
token: &[u8],
colors: &'a SemanticColors,
) -> Option<&'a [u8; 7]> {
if is_one_of(token, &["#e0e0e0", "#eeeeee", "#ffffff", "#e1e1e1"]) {
Some(&colors.text)
} else if is_one_of(token, &["#cccccc", "#bdbdbd", "#aaaaaa"]) {
Some(&colors.secondary_strong)
} else if is_one_of(
token,
&["#888888", "#888", "#9e9e9e", "#90a4ae", "#78909c", "#7a7a7a"],
) {
Some(&colors.secondary)
} else if is_one_of(
token,
&[
"#505050", "#555", "#606060", "#666", "#616161", "#546e7a",
"#455a64", "#37474f",
],
) {
Some(&colors.secondary_weak)
} else if is_one_of(token, &["#1a1a1a"]) {
Some(&colors.background)
} else if is_one_of(token, &["#4cc9f0", "#4bc8f0", "#4a9eff", "#0099e5"]) {
Some(&colors.primary)
} else if is_one_of(token, &["#1565c0"]) {
Some(&colors.primary_strong)
} else if is_one_of(token, &["#0d47a1"]) {
Some(&colors.primary_weak)
} else if is_one_of(token, &["#4ccf6f"]) {
Some(&colors.success)
} else if is_one_of(token, &["#00695c", "#004d40"]) {
Some(&colors.success_weak)
} else if is_one_of(token, &["#f0c040", "#ffd740", "#fdd835"]) {
Some(&colors.warning)
} else if is_one_of(token, &["#f9a825"]) {
Some(&colors.warning_strong)
} else if is_one_of(
token,
&[
"#e05050", "#ef5350", "#e06c6c", "#e53935", "#ff0000", "#e10000",
],
) {
Some(&colors.danger)
} else if is_one_of(token, &["#b71c1c"]) {
Some(&colors.danger_weak)
} else {
None
}
}
fn is_one_of(token: &[u8], candidates: &[&str]) -> bool {
candidates
.iter()
.any(|candidate| token.eq_ignore_ascii_case(candidate.as_bytes()))
}
fn starts_with_word_ignore_ascii_case(
source: &[u8],
index: usize,
word: &[u8],
) -> bool {
let Some(end) = index.checked_add(word.len()) else {
return false;
};
if end > source.len()
|| !source[index..end].eq_ignore_ascii_case(word)
|| index > 0 && source[index - 1].is_ascii_alphabetic()
|| end < source.len() && source[end].is_ascii_alphabetic()
{
return false;
}
true
}
fn color_hex(color: Color) -> [u8; 7] {
const HEX: &[u8; 16] = b"0123456789abcdef";
let [red, green, blue, _] = color.into_rgba8();
[
b'#',
HEX[(red >> 4) as usize],
HEX[(red & 0x0f) as usize],
HEX[(green >> 4) as usize],
HEX[(green & 0x0f) as usize],
HEX[(blue >> 4) as usize],
HEX[(blue & 0x0f) as usize],
]
}
/// Render a chrome icon with the active Iced theme's normal text color.
pub fn themed<'a, M: 'a>(bytes: &'static [u8], size: f32) -> Element<'a, M> {
svg(svg::Handle::from_memory(bytes))
@ -193,14 +501,6 @@ pub fn themed_check_cell<'a, M: 'a>(active: bool) -> Element<'a, M> {
container(inner).width(Length::Fixed(14.0)).into()
}
/// Render a bundled SVG at its native colours (no tint) at a square `size`.
pub fn raw<'a, M: 'a>(bytes: &'static [u8], size: f32) -> Element<'a, M> {
svg(svg::Handle::from_memory(bytes))
.width(size)
.height(size)
.into()
}
/// SVG bytes for an OSNAP mode's marker symbol, for the snap menu. (#138)
pub fn osnap(snap: crate::snap::SnapType) -> &'static [u8] {
use crate::snap::SnapType as S;
@ -307,3 +607,46 @@ pub fn themed_redo<'a, M: 'a>(size: f32, enabled: bool) -> Element<'a, M> {
themed_disabled(REDO, size)
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn semantic_svg_uses_multiple_theme_roles() {
let source = br##"<svg>
<path stroke="#e0e0e0"/>
<path fill="#4cc9f0"/>
<path fill="#f0c040"/>
<path fill="#e05050"/>
<path fill="#4ccf6f"/>
<path fill="#123456"/>
</svg>"##;
let theme = Theme::Dark;
let colors = SemanticColors::from_theme(&theme);
let themed = recolor_semantic_svg(source, &theme);
assert!(contains(&themed, &colors.text));
assert!(contains(&themed, &colors.primary));
assert!(contains(&themed, &colors.warning));
assert!(contains(&themed, &colors.danger));
assert!(contains(&themed, &colors.success));
assert!(contains(&themed, b"#123456"));
}
#[test]
fn semantic_svg_maps_named_white() {
let theme = Theme::Dark;
let colors = SemanticColors::from_theme(&theme);
let themed =
recolor_semantic_svg(br##"<path stroke="white"/>"##, &theme);
assert!(contains(&themed, &colors.text));
}
fn contains(source: &[u8], needle: &[u8]) -> bool {
source
.windows(needle.len())
.any(|window| window == needle)
}
}

View file

@ -869,7 +869,7 @@ impl Ribbon {
// on it flips that state instead of bubbling up to the row's
// make-active handler (#133).
let icon_btn = |bytes: &'static [u8], msg: Message| -> Element<'_, Message> {
button(crate::ui::icons::raw(bytes, 14.0))
button(crate::ui::icons::semantic(bytes, 14.0))
.on_press(msg)
.style(popup_row_style)
.padding([2, 4])

View file

@ -126,7 +126,7 @@ pub(super) fn flush_small_col<'a>(
pub(super) fn make_icon(icon: IconKind, size: f32) -> Element<'static, Message> {
match icon {
IconKind::Glyph(s) => text(s).size(size * 0.7).into(),
IconKind::Svg(bytes) => icons::themed(bytes, size),
IconKind::Svg(bytes) => icons::semantic(bytes, size),
}
}
@ -137,7 +137,7 @@ pub(super) fn start_dimmed(state: &ToggleState, event: &ModuleEvent) -> bool {
&& !matches!(event, ModuleEvent::Command(c) if crate::app::commands::start_allowed(c))
}
/// `make_icon`, greyed out when `dim` (SVGs render monochrome via tint).
/// `make_icon`, faded when `dim` without flattening multi-colour SVGs.
pub(super) fn make_icon_dim(icon: IconKind, size: f32, dim: bool) -> Element<'static, Message> {
if !dim {
return make_icon(icon, size);
@ -149,7 +149,7 @@ pub(super) fn make_icon_dim(icon: IconKind, size: f32, dim: bool) -> Element<'st
color: Some(theme.extended_palette().background.base.text.scale_alpha(0.42)),
})
.into(),
IconKind::Svg(bytes) => icons::themed_disabled(bytes, size),
IconKind::Svg(bytes) => icons::semantic_disabled(bytes, size),
}
}
@ -625,9 +625,9 @@ pub(super) fn render_large<'a>(
let ll = info.map(|l| l.locked).unwrap_or(false);
let is_open = open_dd.as_deref() == Some(LAYER_COMBO_ID);
let vis_icon = icons::raw(icons::layer_visible(lv), 14.0);
let freeze_icon = icons::raw(icons::layer_freeze(lf), 14.0);
let lock_icon = icons::raw(icons::layer_lock(ll), 14.0);
let vis_icon = icons::semantic(icons::layer_visible(lv), 14.0);
let freeze_icon = icons::semantic(icons::layer_freeze(lf), 14.0);
let lock_icon = icons::semantic(icons::layer_lock(ll), 14.0);
let swatch = container(text(""))
.style(move |theme: &Theme| container::Style {
background: Some(Background::Color(lc)),

View file

@ -21,7 +21,7 @@ const EDGE_MARGIN: f32 = 8.0;
fn icon_el(icon: IconKind) -> Element<'static, Message> {
match icon {
IconKind::Glyph(s) => text(s).size(ICON_SIZE * 0.85).into(),
IconKind::Svg(bytes) => crate::ui::icons::themed(bytes, ICON_SIZE),
IconKind::Svg(bytes) => crate::ui::icons::semantic(bytes, ICON_SIZE),
}
}

View file

@ -653,11 +653,7 @@ fn layer_row<'a>(
name_col_w: f32,
) -> Element<'a, Message> {
let svg_btn = |bytes: &'static [u8], on_press: Message| -> Element<'a, Message> {
button(
iced::widget::svg(iced::widget::svg::Handle::from_memory(bytes))
.width(ICON_SZ)
.height(ICON_SZ),
)
button(crate::ui::icons::semantic(bytes, ICON_SZ))
.on_press(on_press)
.style(|theme: &Theme, status| button::Style {
background: matches!(status, button::Status::Hovered).then_some(

42
web/discussions.json Normal file
View file

@ -0,0 +1,42 @@
[
{
"number": 531,
"title": "Choose The Default Theme",
"url": "https://github.com/HakanSeven12/OpenCADStudio/discussions/531",
"author": "HakanSeven12",
"updated_at": "2026-07-28T07:21:51Z",
"pinned": true
},
{
"number": 518,
"title": "Addin ideas",
"url": "https://github.com/HakanSeven12/OpenCADStudio/discussions/518",
"author": "UserDevtec",
"updated_at": "2026-07-27T14:09:44Z",
"pinned": false
},
{
"number": 430,
"title": "Inline Python REPL",
"url": "https://github.com/HakanSeven12/OpenCADStudio/discussions/430",
"author": "schoeller",
"updated_at": "2026-07-24T16:13:26Z",
"pinned": false
},
{
"number": 214,
"title": "New improvements",
"url": "https://github.com/HakanSeven12/OpenCADStudio/discussions/214",
"author": "JuanJoseJimenezdeCisneros",
"updated_at": "2026-07-14T14:10:11Z",
"pinned": false
},
{
"number": 382,
"title": "macOS 27 Golden Gate - Public Beta",
"url": "https://github.com/HakanSeven12/OpenCADStudio/discussions/382",
"author": "ZoomerHub",
"updated_at": "2026-07-14T12:57:50Z",
"pinned": false
}
]