Files
MeowOS-For-R3P2/patch_v2/ncm_app/app/ui/home.c
T
MeowOS f0b73e119d 280 歌单链路三修:开A→开B 竞态防串(5194 串数据) + 92/200 批边界 Load Failed + 歌单列表盘缓存 + 孤儿 .part 回收
ncm_app(REPORT §26, ncm 158ec367 未部署留主会话):
- 打开时快照 plid+代次:appstate_playlist_begin/open_gen/open_idx/reset +
  appstate_load_playlist_songs_ctx(快照 pl 不读 g_st.playlists[],detail 结果落
  staging 锁内原子发布,代次/目标不匹配判 NCM_ERR_STALE 不写全局);playlist_tick
  过期丢弃 + appstate_playlist_reset 清窗口防串。修 5194「我喜欢的音乐」3 首/串数据。
- appstate_song_ensure_range fill-and-continue:bn<m 部分返回/单批网络失败非致命
  (记 NCM_ERR_NOTFOUND/r2),已物化保留+占位行;worker 首屏 track_ids_count>0
  降级非致命(snack)。修 92/200 首歌单点开整页 Load Failed。
- 歌单列表盘缓存 <data_dir>/playlists.bin(magic+ver+ts+数组):home_reload 先缓存
  秒渲 + 后台静默刷新,刷新失败有数据不置错态。修返回首页卡 LOADING(275 遗留)。
- 孤儿 .part/.tmp:evict/total_bytes LRU 扫描顺续删 mtime>7 天(in-flight mtime 新鲜安全)。
验证:新 bench/playlist_race_sim(竞态防串/批边界/非致命/盘缓存/reset)+cache_evict_sim
case9(7 天回收)+window/pagination/search/stream_sim 零回归+test_ncm_core host+mipsel
PASS;build_ncm.sh -Wall -Wextra 0 warning(text 978354/bss 1496484);0 真实请求。
遗留:appstate_logout 未联动删 playlists.bin;g_st.playlists[] 快照拷贝仍有极小交错窗。
2026-09-01 21:06:57 +08:00

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/* ui/home.c — 我的音乐页(ACT_HOME,根页,已登录)。
*
* 网易云风格(NCM_UI_DESIGN §4.2):红系 topbar(标题「我的音乐」+搜索/刷新/设置动作)+
* 个人区卡片(头像/昵称/ID)+ 双页签「我创建的/我收藏的」(meow_tabbar + 各自 meow_listview)+
* 组头红条 + 歌单行(rounded card + 红 mini-vinyl 缩略 + 红色按压竖条)。
*
* 品牌红走 ncm_palette(g_dark)(App 无权改 SDK MD3 蓝 primary),代码零硬编码散落:
* 中性色读 meow_theme_get(),红读 ncm_palette()。SDK listview 的 MD3 蓝选中不可改,
* 故用 MEOW_LIST_SEL_NONE + 自定义红态叠层(§4.2 叠加红条)。
*
* 左缘返回 = 退出 App(app.c)。歌单加载后台 worker(home_worker,保留 REPORT §10.11
* 的异步结构,不回退成同步——P1 启动卡顿已修,勿回退)。
*/
#include "../ncm_app_internal.h"
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <pthread.h>
typedef struct { meow_view *view; int active; } home_ctrl;
static home_ctrl g_hc;
static meow_widget *g_tb, *g_list, *g_tabs;
static ncm_rect_t r_cont, r_list, r_tabs, r_group;
static int g_bg_id, g_draw_id, g_empty_id, g_footer_id;
static volatile int g_load_err;
static int g_tab; /* 0=我创建的 1=我收藏的 */
static int g_press_row, g_press_delta, g_dragging, g_drag_last_y;
/* 歌单加载后台 worker(P1:从 UI 线程挪出,gen 代数做完成信号)。 */
static pthread_mutex_t g_home_mu = PTHREAD_MUTEX_INITIALIZER;
static pthread_t g_home_thr;
static int g_home_thr_on;
static volatile int g_home_gen;
static int g_home_acked;
static volatile int g_home_loading;
static const char *tab_label(int tab) { return tab ? "我收藏的" : "我创建的"; }
/* ---- tab 数据子集(is_collected 过滤)---- */
static int tab_count(int tab)
{
int c = 0;
for (int i = 0; i < g_st.playlist_count; i++)
if ((g_st.playlists[i].is_collected != 0) == (tab == 1)) c++;
return c;
}
static int tab_global_idx(int tab, int k)
{
int c = 0;
for (int i = 0; i < g_st.playlist_count; i++)
if ((g_st.playlists[i].is_collected != 0) == (tab == 1)) {
if (c == k) return i;
c++;
}
return -1;
}
static void home_drag_reset(void)
{
g_press_row = -1; g_press_delta = 0; g_dragging = 0; g_drag_last_y = 0;
}
static int home_src2(int idx, meow_list_item *out, void *ctx)
{
(void)ctx;
int gi = tab_global_idx(g_tab, idx);
if (gi < 0) return 0;
ncm_playlist_t *pl = &g_st.playlists[gi];
static char title[128], sub[64];
snprintf(title, sizeof title, "%s", pl->name);
snprintf(sub, sizeof sub, "%d 首", pl->track_count);
out->icon_kind = MEOW_LIST_ICON_NONE; /* 图标槽由红 overlays 画迷你黑胶 */
out->title = title;
out->subtitle = sub;
out->right = MEOW_LIST_RIGHT_ARROW;
out->on = 0; out->enabled = 1;
return 1;
}
/* ---- 歌单行 rounded card 背景(z=5,画在 listview 文本之下)---- */
static void home_row_bg(void *ctx)
{
(void)ctx;
if (meow_ui_activity_active() != ACT_HOME) return;
if (g_load_err != 0 || g_st.playlist_count == 0) return;
const meow_theme *th = meow_theme_get();
int item = APP_ROW_H;
int off = meow_listview_scroll(g_list);
int first = off / item, last = (off + r_list.h) / item + 1;
int n = tab_count(g_tab);
if (last > n) last = n;
for (int i = first; i < last; i++) {
int ry = r_list.y + (i * item - off) + 1, th2 = item - 2;
if (ry < r_list.y || ry + th2 > r_list.y + r_list.h) continue; /* 只画完整落在视口内的行 */
ncm_fill_round(r_list.x, ry, r_list.w, th2, 12, th->surfaceContainer);
}
}
/* ---- 主绘制(z=60):个人卡/组头红条/tab 红态/行缩略与按压红条,>listview 红态叠层 ---- */
static void home_draw(void *ctx)
{
(void)ctx;
if (meow_ui_activity_active() != ACT_HOME) return;
const meow_theme *th = meow_theme_get();
const ncm_pal_t *pa = ncm_palette(g_dark);
int w = r_cont.w;
/* 个人区·卡片(16, y0, w-32, 72):圆角 16 surfaceContainer。 */
ncm_rect_t pc = NR(16, r_cont.y + 8, w - 32, 72);
ncm_fill_round(pc.x, pc.y, pc.w, pc.h, 16, th->surfaceContainer);
int asz = 40, ax = pc.x + 16, acy = pc.y + (pc.h - asz) / 2;
ncm_fill_round(ax, acy, asz, asz, asz / 2, pa->red_ctr); /* 圆形头像底 */
char glyph[8];
int gn = first_glyph(g_st.nickname, glyph, sizeof glyph);
if (!gn) snprintf(glyph, sizeof glyph, "\u266a"); /* ♪ 无昵称占位 */
meow_ui_text_center(ax + asz / 2, acy + (asz - th->font_body) / 2, glyph, th->font_body, pa->red);
char idtxt[64];
snprintf(idtxt, sizeof idtxt, "ID: %s", g_st.uid[0] ? g_st.uid : "-");
meow_ui_text(pc.x + asz + 28, pc.y + 6, g_st.nickname[0] ? g_st.nickname : "我的歌单",
th->font_body, th->onSurface);
meow_ui_text(pc.x + asz + 28, pc.y + 6 + th->font_body + 4, idtxt, th->font_body, th->onSurfaceVariant);
meow_ui_text_right(pc.x + pc.w - 16, pc.y + (pc.h - 28) / 2, ">", 28, th->onSurfaceVariant);
/* 双页签(g_tabs=meow_tabbar widget 建)——红下划线/红选中字叠层。 */
if (g_tabs) {
int iw = r_tabs.w / 2;
int ay = r_tabs.y + (r_tabs.h - meow_ui_text_height(th->font_body)) / 2;
meow_ui_fill_rect(r_tabs.x + g_tab * iw, r_tabs.y + r_tabs.h - 2, iw, 2, pa->red);
meow_ui_text_center(r_tabs.x + g_tab * iw + iw / 2, ay, tab_label(g_tab), th->font_body, pa->red);
}
/* 组头红条(red_ctr 底 + 红字 + 红侧条)。 */
ncm_fill_round(r_group.x, r_group.y, r_group.w, r_group.h, 8, pa->red_ctr);
meow_ui_fill_rect(r_group.x, r_group.y + 4, 4, r_group.h - 8, pa->red);
char ght[64];
snprintf(ght, sizeof ght, "%s · %d 个", tab_label(g_tab), tab_count(g_tab));
meow_ui_text(r_group.x + 16, r_group.y + (r_group.h - th->font_body) / 2,
ght, th->font_body, pa->red);
meow_ui_text_right(r_group.x + r_group.w - 16, r_group.y + (r_group.h - th->font_body) / 2,
"+ 新建", th->font_body, pa->red);
/* 歌单行:红 mini-vinyl 缩略 + 按压红条(文本由 listview 画在 z=10)。 */
if (g_load_err == 0 && g_st.playlist_count > 0) {
int item = APP_ROW_H;
int off = meow_listview_scroll(g_list);
int isz = 24;
int first = off / item, last = (off + r_list.h) / item + 1;
int n = tab_count(g_tab);
if (last > n) last = n;
for (int i = first; i < last; i++) {
int ry = r_list.y + (i * item - off) + 1, th2 = item - 2;
if (ry < r_list.y || ry + th2 > r_list.y + r_list.h) continue;
int icy = ry + (item - isz) / 2;
int bx = r_list.x + 16;
ncm_fill_round(bx, icy, isz, isz, 6, pa->red);
meow_ui_fill_rect(bx + isz / 2 - 2, icy + isz / 2 - 2, 4, 4, pa->on_red); /* 盘芯 */
if (g_press_row == i) {
meow_ui_fill_rect(r_list.x, ry, 4, item - 2, pa->red);
meow_ui_fill_rect_alpha(r_list.x, ry, r_list.w, item - 2, pa->red, 26);
}
}
}
}
/* 空态 / 错误 / LOADING。 */
static void home_draw_empty(void *ctx)
{
(void)ctx;
if (meow_ui_activity_active() != ACT_HOME) return;
if (g_st.playlist_count != 0) return; /* 有数据(缓存/已载)即显示列表,后台刷新失败不置空 */
if (g_home_loading) { ncm_draw_empty(r_list, "LOADING", "正在加载歌单..."); return; }
if (g_st.logged_in == 0) ncm_draw_empty(r_list, "NOT SIGNED IN", "请先登录");
else if (g_load_err == NCM_ERR_AUTH) ncm_draw_empty(r_list, "SESSION EXPIRED", "请重新登录");
else if (g_load_err) ncm_draw_empty(r_list, "NETWORK ERROR", "上滑重试");
else ncm_draw_empty(r_list, "NO PLAYLISTS", "还没有歌单");
}
static void home_draw_footer(void *ctx)
{
(void)ctx;
if (meow_ui_activity_active() != ACT_HOME) return;
if (g_load_err != 0) return;
char foot[192];
snprintf(foot, sizeof foot, "共 %d 个歌单 %s", g_st.playlist_count,
g_st.nickname[0] ? g_st.nickname : "");
ncm_draw_footer(r_cont, foot);
}
/* 把当前 tab 子集刷进列表 + 重绘(UI 线程)。 */
static void home_apply(void)
{
if (g_list) {
meow_listview_set_count(g_list, tab_count(g_tab));
meow_listview_set_scroll(g_list, 0);
meow_listview_set_sel(g_list, -1);
}
if (g_tabs) meow_tabbar_set_selected(g_tabs, g_tab);
const meow_theme *th = meow_theme_get();
meow_ui_set_page_bg(th->bg);
meow_ui_paint_full();
}
/* 后台 worker:唯一走网络的地方(ensure_uid + user_playlist)。
* §26 stale-while-revalidate:网络成功 → appstate_load_playlists 覆写盘缓存 + 更新内存;
* 失败但有缓存在展示 → 保持缓存列表(g_load_err=0),后台静默不打断(断网可离线浏览)。 */
static void *home_worker(void *arg)
{
(void)arg;
int rc;
if (!g_st.logged_in) rc = NCM_ERR_AUTH;
else rc = appstate_load_playlists();
if (rc == NCM_OK)
account_vip_maybe_refresh(0); /* §20:超 1 天/到期后各补查一次(worker 线程,不卡 UI) */
pthread_mutex_lock(&g_home_mu);
g_load_err = (g_st.playlist_count > 0) ? 0 : rc; /* 有数据(缓存/已载)即不置错误态 */
g_home_loading = 0;
g_home_gen++;
pthread_mutex_unlock(&g_home_mu);
return NULL;
}
void home_reload(void)
{
if (g_host_mock) { g_load_err = 0; home_apply(); return; }
if (g_home_thr_on) return;
/* §26:进首页先用磁盘缓存秒渲染(若有),后台 worker 静默刷新;无缓存才显示 LOADING。 */
int64_t ts = 0;
int had_cache = (appstate_playlists_cache_load(&ts) == NCM_OK && g_st.playlist_count > 0);
g_load_err = 0;
if (!had_cache) {
g_st.playlist_count = 0; /* 无缓存 → LOADING 空态 */
g_home_loading = 1;
}
g_home_thr_on = 1;
if (pthread_create(&g_home_thr, NULL, home_worker, NULL) != 0) {
g_home_thr_on = 0; g_home_loading = 0; g_load_err = NCM_ERR_IO;
}
home_apply();
}
void home_tick(uint64_t now)
{
(void)now;
if (!g_home_thr_on) return;
if (g_home_gen == g_home_acked) return;
g_home_acked = g_home_gen;
g_home_thr_on = 0;
g_home_loading = 0;
home_apply();
}
int home_is_active(void) { return g_hc.active; }
int home_on_tap(int x, int y)
{
if (g_tb) {
int ah = meow_topappbar_hit(g_tb, x, y);
if (ah == MEOW_TOPBAR_BACK) { home_drag_reset(); return 1; }
if (ah == 0) { home_drag_reset(); home_reload(); return 1; } /* 刷新 */
if (ah == 1) { home_drag_reset(); settings_open(); return 1; } /* 设置 */
if (ah >= 2) { home_drag_reset(); search_open(); return 1; } /* 搜索(最右) */
}
if (g_tabs && meow_widget_hit(g_tabs, x, y)) {
int t = meow_tabbar_hit(g_tabs, x, y);
if (t >= 0 && t != g_tab) { g_tab = t; home_drag_reset(); home_apply(); }
return 1;
}
if (g_load_err != 0 || g_st.playlist_count == 0) return 0;
if (meow_widget_hit(g_list, x, y)) {
/* 误触修复(同 playlist.c):小拖动滚动列表后 release 被 SDK 判成 TAP,旧命中用“释放点 +
* 新 scroll”,打到非按下行;改用按下行 g_press_row,移动超阈值(>10)视为滚动不触发。 */
int was_drag = (g_press_delta > 10);
int row = (g_press_row >= 0) ? g_press_row : meow_listview_hit(g_list, x, y);
home_drag_reset();
if (row < 0 || was_drag) return 1;
playlist_open(tab_global_idx(g_tab, row));
return 1;
}
return 0;
}
void home_touch_down(int x, int y)
{
home_drag_reset();
if (g_load_err != 0 || g_st.playlist_count == 0) return;
if (meow_widget_hit(g_list, x, y)) {
int row = meow_listview_hit(g_list, x, y);
if (row >= 0) g_press_row = row;
g_dragging = 1; g_drag_last_y = y;
meow_ui_invalidate(r_list.x, r_list.y, r_list.w, r_list.h);
}
}
void home_touch_move(int x, int y)
{
(void)x;
if (!g_dragging) return;
if (g_press_row >= 0) {
int d = y - g_drag_last_y; if (d < 0) d = -d;
g_press_delta += d;
if (g_press_delta > 10) g_press_row = -1;
}
int dy = y - g_drag_last_y; g_drag_last_y = y;
if (dy == 0) return;
int before = meow_listview_scroll(g_list);
meow_listview_scroll_by(g_list, -dy);
if (meow_listview_scroll(g_list) != before)
meow_ui_invalidate(r_list.x, r_list.y, r_list.w, r_list.h);
}
void home_swipe(int dir, int dist)
{
if (dir != MEOW_SWIPE_UP && dir != MEOW_SWIPE_DOWN) return;
if (g_load_err != 0 || g_st.playlist_count == 0) return;
int del = (dir == MEOW_SWIPE_UP) ? dist : -dist;
int before = meow_listview_scroll(g_list);
meow_listview_scroll_by(g_list, del);
if (meow_listview_scroll(g_list) != before)
meow_ui_invalidate(r_list.x, r_list.y, r_list.w, r_list.h);
}
/* 生命周期 */
static void home_page_create(meow_view *v, void *ctx)
{
(void)v;
((home_ctrl *)ctx)->view = v;
r_cont = ncm_content_rect();
ncm_rect_t pc = NR(16, r_cont.y + 8, r_cont.w - 32, 72);
r_tabs = NR(16, pc.y + pc.h + 8, r_cont.w - 32, 48);
r_group = NR(16, r_tabs.y + r_tabs.h + 4, r_cont.w - 32, 36);
r_list = NR(16, r_group.y + r_group.h + 8, r_cont.w - 32,
r_cont.y + r_cont.h - APP_FOOTER_H - (r_group.y + r_group.h + 8));
if (r_list.h < 0) r_list.h = 0;
meow_ui_activity_push(ACT_HOME); /* owner=ACT_HOME */
g_tb = ncm_topbar_create("我的音乐", 0, "\xe2\x86\xbb"); /* 刷新(动作0) */
meow_topappbar_add_action(g_tb, "\xe2\x9a\x99"); /* 设置(动作1) */
meow_topappbar_add_action(g_tb, "\xe2\x8c\x95"); /* 搜索(动作2, 最右) */
g_tabs = meow_tabbar_create(r_tabs.x, r_tabs.y, r_tabs.w, r_tabs.h);
meow_tabbar_add_tab(g_tabs, tab_label(0));
meow_tabbar_add_tab(g_tabs, tab_label(1));
meow_tabbar_set_selected(g_tabs, 0);
g_list = meow_listview_create(r_list.x, r_list.y, r_list.w, r_list.h, 0,
home_src2, NULL, MEOW_LIST_SEL_NONE);
meow_listview_set_item_h(g_list, APP_ROW_H);
meow_ui_activity_pop();
/* 显式 z:行卡片(5) < listview(10) < tabbar(20) < 红态叠层(60) < topbar(999) */
meow_widget_set_z(g_list, 10);
meow_widget_set_z(g_tabs, 20);
g_bg_id = meow_draw_custom_register(5, r_list.x, r_list.y, r_list.w, r_list.h, home_row_bg, NULL);
g_draw_id = meow_draw_custom_register(60, r_cont.x, r_cont.y, r_cont.w, r_cont.h,
home_draw, NULL);
g_empty_id = meow_draw_custom_register(1, r_list.x, r_list.y, r_list.w, r_list.h,
home_draw_empty, NULL);
g_footer_id = meow_draw_custom_register(1, r_cont.x, r_cont.y + r_cont.h - APP_FOOTER_H,
r_cont.w, APP_FOOTER_H, home_draw_footer, NULL);
home_drag_reset();
}
static void home_page_enter(meow_view *v, void *ctx)
{
(void)v;
((home_ctrl *)ctx)->active = 1;
const meow_theme *th = meow_theme_get();
meow_ui_set_page_bg(th->bg);
home_reload();
}
static void home_page_leave(meow_view *v, void *ctx)
{
(void)v;
((home_ctrl *)ctx)->active = 0;
}
static void home_page_destroy(meow_view *v, void *ctx)
{
(void)v; (void)ctx;
if (g_bg_id) { meow_draw_unregister(g_bg_id); g_bg_id = 0; }
if (g_draw_id) { meow_draw_unregister(g_draw_id); g_draw_id = 0; }
if (g_empty_id) { meow_draw_unregister(g_empty_id); g_empty_id = 0; }
if (g_footer_id){ meow_draw_unregister(g_footer_id);g_footer_id = 0; }
if (g_list) { meow_widget_free(g_list); g_list = NULL; }
if (g_tabs) { meow_widget_free(g_tabs); g_tabs = NULL; }
if (g_tb) { meow_widget_free(g_tb); g_tb = NULL; }
}
meow_view *home_view_create(void)
{
static const meow_view_hooks h = {
.on_create = home_page_create,
.on_enter = home_page_enter,
.on_leave = home_page_leave,
.on_destroy = home_page_destroy,
};
return meow_view_create(ACT_HOME, MEOW_VIEW_ACTIVITY, &h, &g_hc);
}