fix(app-iced): M102 页面几何 —— 正文块贴左吃满页宽、列表末行不再被裁半行、日志按词断行
① 正文列与页头不对齐(下载 / 日志):根因是 `frame::single_column` 把**行宽上限 424** 当成**整页块宽度**并水平居中(1180 下 1044 里只摆 424,左缘 422 对页头标题 112)。 现在两个量分开:`layout` 的 `column` 只管成段散文(≤424),页面块宽走新的 `frame::body_width`(= available / main_pane)。新增 `frame::body`(贴左吃满)与 `frame::prose`(散文锁 424)。1180×760 下下载 / 日志的块左缘 = 112 = 页头标题左缘。 ② 实例列表末行被裁半行:页级行距 `Space::X1`(4) 让行节奏变成 64、与可视高度除不尽, 且滚动区直贴卡片 1px 圆角描边。行距归零(下载页同改)+ 滚动区底部内缩 `Space::X2`(8) ⇒ 可视区 580−32−8 = 540 = 9×60,Redstone Lab 及其副标题完整可见,第 10 行整体在裁切线外。 ③ 日志断行把单词劈开(`graphics.gl_o` / `peration_failure`):新增 `layout::wrap::breakable`,在 `.` `_` `:` `/` `\` 后插零宽空格(U+200B 软断点), 日志行正文与一行摘要都过它;悬挂缩进不变(前缀仍是独立文本控件), `Line::text` 与 `Logs::summary()`(剪贴板)仍是原文。工具函数放 `pages/layout/`: 断点是「列宽之后」的另一半排版判据,纯函数、可单测、不碰控件树。 护栏:`body_block_starts_at_the_header_title_and_fills_the_page`、 `list_viewport_fits_whole_rows_and_still_overflow`(把 580/32/8/540/60 五个数钉住)、 `wrap::tests`(断点位置 / 不重复插 / 可还原 / 幂等)、`log_text_carries_soft_breaks_but_keeps_the_original`。 `download/tests.rs` 的「宽窗留白」口径按新分工改成「宽度归块、不归散文列」。
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@@ -40,7 +40,7 @@ pub(super) fn detail_column<'a>(
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.spacing(ui.space(Space::X4))
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.width(Length::Fill);
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body = push_text(ui, body, detail);
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body = push_text(ui, metrics, body, detail);
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// 页头 + 元信息网格 + **一条**分隔线以下才是正文与操作区(M84 那两条线是占位时期的排版残留)
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frame::left_aligned(metrics.column, body.push(action_row(ui, forced)))
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@@ -70,7 +70,7 @@ pub(super) fn narrow_detail<'a>(
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.spacing(ui.space(Space::X4))
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.width(Length::Fill);
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body = push_text(ui, body, detail);
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body = push_text(ui, metrics, body, detail);
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body = body.push(frame::text_role(
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ui,
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@@ -81,22 +81,29 @@ pub(super) fn narrow_detail<'a>(
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ui.color(Role::OnSurfaceVariant),
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));
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frame::single_column(metrics, body.push(action_row(ui, forced)))
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frame::body(metrics, body.push(action_row(ui, forced)))
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}
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/// 正文段(演示数据才有)与运行状态行(真数据才有)——两者都是可选的,顺序固定。
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///
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/// 散文段套 [`frame::prose`]:M102 起页面块吃满页宽,但「一行 ≤72 字符」的承诺仍然只由
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/// 散文承担(`frame::body_width` 管块、`metrics.column` 管一句话)。
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fn push_text<'a>(
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ui: &'a Ui,
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metrics: FrameMetrics,
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mut body: iced::widget::Column<'a, Message>,
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detail: &'a Detail,
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) -> iced::widget::Column<'a, Message> {
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if let Some(note) = &detail.note {
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body = body.push(frame::text_role(
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ui,
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TypeRole::BodyMedium,
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false,
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note.as_str(),
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ui.color(Role::OnSurfaceVariant),
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body = body.push(frame::prose(
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metrics,
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frame::text_role(
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ui,
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TypeRole::BodyMedium,
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false,
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note.as_str(),
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ui.color(Role::OnSurfaceVariant),
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),
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));
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}
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if let Some(status) = &detail.status {
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@@ -3,15 +3,51 @@ use super::*;
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use super::super::layout::{frame_metrics, measure_cap_px, PaneKit, WidthClass};
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/// **M102 几何判据**:列表可视区正好放下整数行——末行不会被卡片底边切半行。
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///
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/// 算式全部取真源(1180×760,harness 路径):
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///
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/// ```text
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/// 卡片高 = 760 − 标题栏 48 − 两行页头 84 − 2×gutter 24 = 580
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/// 列头 = 上 12 + LabelMedium 16 + 下 4 = 32
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/// 内缩 = Space::X2 = 8
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/// 可视区 = 580 − 32 − 8 = 540
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/// 行高 = ListItem 两行档 44 + 16 = 60 (页级行距 0)
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/// 整行数 = 540 / 60 = 9 行整
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/// ```
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///
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/// **抓得住**:页级行距被加回来(64 的节奏立刻除不尽 ⇒ 末行只剩半行,视觉复审 ② 的原样)、
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/// 列头/内缩算错、演示数据被缩到不够滚(独立滚动条消失);
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/// **抓不住**:真实像素(报告里的前后对照图 + 量测表负责)。
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#[test]
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fn demo_rows_overflow_the_visible_list() {
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// 列表列要能滚动:条目数必须让内容高过可视区(760 窗高 − 标题栏 48 − 页头 84 − 页边距)
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let visible = 760.0 - 48.0 - 84.0 - 2.0 * WidthClass::Expanded.gutter();
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let row_height = 44.0 + Space::X3.dp();
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let content = DEMO.len() as f32 * row_height;
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fn list_viewport_fits_whole_rows_and_still_overflow() {
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use unlucky_design::spacing::LayoutMetrics;
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use unlucky_design::typography::TypeRole;
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let lm = LayoutMetrics::DESKTOP;
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let gutter = WidthClass::Expanded.gutter();
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let card = 760.0 - lm.titlebar_height - lm.header_height(true) - 2.0 * gutter;
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assert_eq!(card, 580.0, "1180×760 下列表卡片的内部高度");
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let head = Space::X3.dp() + TypeRole::LabelMedium.style().line_height_px + Space::X1.dp();
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let viewport = card - head - Space::X2.dp();
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assert_eq!(viewport, 540.0, "列表滚动区高度");
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// 行距归零(页级不再附加):行节奏 = ListItem 两行档 60
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let row = lm.row_height + Space::X4.dp();
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assert_eq!(row, 60.0);
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assert_eq!(
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viewport % row,
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0.0,
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"可视区 {viewport} 不是 {row} 的整数倍 ⇒ 末行会被切半行"
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);
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// 同时必须还能滚:12 行内容高过可视区,截图里才看得到独立滚动条
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let content = DEMO.len() as f32 * row;
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assert!(
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content > visible,
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"列表内容 {content} 不比可视区 {visible} 高,截图里看不到独立滚动条"
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content > viewport,
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"列表内容 {content} 不比可视区 {viewport} 高,截图里看不到独立滚动条"
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);
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}
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