forked from 1b-agent/opencadstudio-upstream
PDF underlays: attach dialog with pages, underlay tab, layers, import settings and file import, unload on the definition
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
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ramox81andClaude Opus 5.5 committed
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//! The contextual "PDF Underlay" tab: shown and brought forward while only
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//! PDF underlays are selected, gone when the selection changes.
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use iced::widget::{column, row, slider, text, text_input};
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use iced::{Element, Length};
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use super::*;
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use crate::modules::{ModuleEvent, ToolDef};
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/// What the tab shows for the selected underlay (the first one).
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#[derive(Clone, Debug, PartialEq)]
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pub struct UnderlayContext {
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pub contrast: u8,
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pub fade: u8,
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pub monochrome: bool,
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pub shown: bool,
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pub snap: bool,
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pub contrast_text: String,
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pub fade_text: String,
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}
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impl UnderlayContext {
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pub fn new(contrast: u8, fade: u8, monochrome: bool, shown: bool, snap: bool) -> Self {
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Self {
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contrast,
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fade,
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monochrome,
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shown,
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snap,
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contrast_text: contrast.to_string(),
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fade_text: fade.to_string(),
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}
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}
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}
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/// The tab's edits; the host writes them to the selected underlays.
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#[derive(Clone, Debug)]
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pub enum UnderlayTabMsg {
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Contrast(u8),
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Fade(u8),
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ContrastText(String),
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FadeText(String),
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/// Slider released or value submitted: write contrast and fade.
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Commit,
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}
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pub(super) const ADJUST: &str = "Adjust";
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fn tool(id: &'static str, label: &'static str, icon: &'static [u8]) -> ToolDef {
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ToolDef {
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id,
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label,
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icon: IconKind::Svg(icon),
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event: ModuleEvent::Command(id.to_string()),
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}
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}
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fn groups() -> &'static [RibbonGroup] {
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static GROUPS: std::sync::OnceLock<Vec<RibbonGroup>> = std::sync::OnceLock::new();
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const FRAMES: &[u8] = include_bytes!("../../../assets/icons/underlay_frames.svg");
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const CLIP: &[u8] = include_bytes!("../../../assets/icons/xclip.svg");
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GROUPS.get_or_init(|| {
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vec![
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RibbonGroup {
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title: ADJUST,
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tools: vec![RibbonItem::LargeTool(tool(
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"_PDFULMONO",
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"Display in\nMonochrome",
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FRAMES,
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))],
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},
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RibbonGroup {
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title: "Clipping",
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tools: vec![
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RibbonItem::LargeTool(tool("_PDFULCLIP", "Create Clipping\nBoundary", CLIP)),
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RibbonItem::LargeTool(tool("_PDFULUNCLIP", "Remove\nClipping", CLIP)),
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],
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},
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RibbonGroup {
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title: "Options",
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tools: vec![
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RibbonItem::LargeTool(tool("_PDFULSHOW", "Show\nUnderlay", FRAMES)),
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RibbonItem::LargeTool(tool(
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"_PDFULSNAP",
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"Enable\nSnap",
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include_bytes!("../../../assets/icons/snap_underlays.svg"),
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)),
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RibbonItem::LargeTool(tool(
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"EXTERNALREFERENCES",
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"External\nReferences",
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crate::ui::icons::FOLDER_OPEN,
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)),
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],
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},
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RibbonGroup {
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title: "PDF Layers",
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tools: vec![RibbonItem::LargeTool(tool(
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"ULAYERS",
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"Edit\nLayers",
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include_bytes!("../../../assets/icons/underlay_layers.svg"),
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))],
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},
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RibbonGroup {
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title: "PDF Import",
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tools: vec![RibbonItem::LargeTool(tool(
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"_PDFULIMPORT",
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"Import As\nObjects",
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include_bytes!("../../../assets/icons/cui_import.svg"),
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))],
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},
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]
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})
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}
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/// Contrast / Fade: a label, a 0–100 slider and the value box.
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fn adjust_rows<'a>(ctx: &'a UnderlayContext) -> Element<'a, Message> {
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let line = |label: &'static str,
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value: u8,
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buffer: &'a str,
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on_slide: fn(u8) -> UnderlayTabMsg,
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on_text: fn(String) -> UnderlayTabMsg| {
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row![
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text(t!(label)).size(11).width(Length::Fixed(64.0)),
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slider(0..=100u8, value, move |v| Message::UnderlayTab(on_slide(v)))
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.on_release(Message::UnderlayTab(UnderlayTabMsg::Commit))
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.width(Length::Fixed(110.0)),
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text_input("", buffer)
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.on_input(move |s| Message::UnderlayTab(on_text(s)))
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.on_submit(Message::UnderlayTab(UnderlayTabMsg::Commit))
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.size(11)
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.padding([2, 4])
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.width(Length::Fixed(44.0)),
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]
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.spacing(6)
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.align_y(iced::Center)
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};
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column![
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line(
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"Contrast",
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ctx.contrast,
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&ctx.contrast_text,
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UnderlayTabMsg::Contrast,
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UnderlayTabMsg::ContrastText,
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),
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line(
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"Fade",
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ctx.fade,
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&ctx.fade_text,
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UnderlayTabMsg::Fade,
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UnderlayTabMsg::FadeText,
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),
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]
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.spacing(8)
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.padding([6, 4])
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.into()
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}
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impl Ribbon {
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/// Show the tab for the selected underlay, or drop it (`None`). A tab
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/// that appears comes to the front; one that goes returns the tab that
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/// was active before it.
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pub fn set_underlay_context(&mut self, context: Option<UnderlayContext>) {
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match (&self.underlay_ctx, &context) {
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(None, Some(_)) => self.underlay_tab_active = true,
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(Some(_), None) => self.underlay_tab_active = false,
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_ => {}
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}
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// A value being typed survives a refresh that leaves the value as is.
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let mut context = context;
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if let (Some(old), Some(new)) = (&self.underlay_ctx, &mut context) {
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if (old.contrast, old.fade) == (new.contrast, new.fade) {
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new.contrast_text = old.contrast_text.clone();
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new.fade_text = old.fade_text.clone();
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}
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}
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self.underlay_ctx = context;
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}
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pub fn underlay_context_mut(&mut self) -> Option<&mut UnderlayContext> {
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self.underlay_ctx.as_mut()
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}
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pub fn select_underlay_tab(&mut self) {
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if self.underlay_ctx.is_some() {
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self.underlay_tab_active = true;
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}
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}
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pub(super) fn underlay_tab_shown(&self) -> bool {
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self.underlay_tab_active && self.underlay_ctx.is_some()
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}
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pub(super) fn underlay_panels<'a>(
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&'a self,
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ts: widgets::ToggleState,
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style_ctx: &StyleContext<'_>,
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) -> Vec<Panel<'a>> {
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let Some(ctx) = self.underlay_ctx.as_ref() else {
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return Vec::new();
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};
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groups()
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.iter()
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.map(|g| {
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let lead = |_: bool| -> Vec<Element<'a, Message>> {
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if g.title == ADJUST {
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vec![adjust_rows(ctx)]
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} else {
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Vec::new()
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}
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};
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self.panel(g, ts, style_ctx, &lead)
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})
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.collect()
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}
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}
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