From 31ef1e422359b0f347f90452ddefdb6958a8c4f2 Mon Sep 17 00:00:00 2001
From: TuringLambdaAI <jirentianxiang1024@gmail.com>
Date: Wed, 21 Oct 2026 00:31:43 +0800
Subject: [PATCH 1/9] feat(windows): add multi-select scheduling control

---
 windows/MainWindow.xaml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/windows/MainWindow.xaml b/windows/MainWindow.xaml
index e22f1c5..99deb27 100644
--- a/windows/MainWindow.xaml
+++ b/windows/MainWindow.xaml
@@ -352,6 +352,9 @@
                     <Button x:Name="BulkMoveButton"
                             AutomationProperties.AutomationId="bulk-move"
                             Click="OnBulkMoveClicked" />
+                    <Button x:Name="BulkScheduleButton"
+                            AutomationProperties.AutomationId="bulk-schedule"
+                            Click="OnBulkScheduleClicked" />
                 </StackPanel>
 
                 <Grid Grid.Row="2">

From 86ffaae67aaa119aca607accfe10270f5527f30c Mon Sep 17 00:00:00 2001
From: TuringLambdaAI <jirentianxiang1024@gmail.com>
Date: Wed, 21 Oct 2026 00:31:47 +0800
Subject: [PATCH 2/9] feat(windows): declare bulk date scheduling callbacks

---
 windows/MainWindow.xaml.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/windows/MainWindow.xaml.h b/windows/MainWindow.xaml.h
index d6e9b7f..8d81aab 100644
--- a/windows/MainWindow.xaml.h
+++ b/windows/MainWindow.xaml.h
@@ -82,6 +82,8 @@ struct MainWindow : MainWindowT<MainWindow> {
                              Microsoft::UI::Xaml::RoutedEventArgs const&);
   void OnBulkMoveClicked(winrt::Windows::Foundation::IInspectable const&,
                          Microsoft::UI::Xaml::RoutedEventArgs const&);
+  void OnBulkScheduleClicked(winrt::Windows::Foundation::IInspectable const&,
+                             Microsoft::UI::Xaml::RoutedEventArgs const&);
 
   // Update download action wired from XAML; event handlers must be public
   // because generated Connect() binds them through MainWindowT.
@@ -119,6 +121,8 @@ struct MainWindow : MainWindowT<MainWindow> {
   std::vector<std::int64_t> SelectedTaskIds();
   void MoveSelectedTasks(std::vector<std::int64_t> const& ids,
                          std::int64_t target_list_id);
+  void ScheduleSelectedTasks(std::vector<std::int64_t> const& ids,
+                             std::wstring const& due);
   void RefreshQuickAddPreview();
   void ApplyTitleBarTheme();
   void OnEffectiveThemeChanged();

From 473e1fa9a6be05d4f1f6c9ae4e0f0e341cc29e7a Mon Sep 17 00:00:00 2001
From: TuringLambdaAI <jirentianxiang1024@gmail.com>
Date: Wed, 21 Oct 2026 00:31:50 +0800
Subject: [PATCH 3/9] feat(windows): batch due date and clear hidden due time

---
 windows/MainWindow.xaml.cpp | 41 +++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)

diff --git a/windows/MainWindow.xaml.cpp b/windows/MainWindow.xaml.cpp
index 6ea1351..6ad5e99 100644
--- a/windows/MainWindow.xaml.cpp
+++ b/windows/MainWindow.xaml.cpp
@@ -754,6 +754,7 @@ void MainWindow::ApplyLanguage() {
   ShowCompletedCheck().Content(winrt::box_value(t("showCompletedToggle")));
   BulkCompleteButton().Content(winrt::box_value(t("bulkComplete")));
   BulkMoveButton().Content(winrt::box_value(t("menuMoveToList")));
+  BulkScheduleButton().Content(winrt::box_value(t("bulkSchedule")));
   RenderSidebar();
   RenderTasks();
 }
@@ -1758,6 +1759,9 @@ winrt::fire_and_forget MainWindow::SetTaskDueAsync(std::int64_t id,
   updated.due_date =
       due.empty() ? std::nullopt
                   : std::optional<std::string>(winrt::to_string(due));
+  // A date-less task cannot retain an invisible due time. Match Linux
+  // date-clear semantics and the shared "clear schedule" contract.
+  if (due.empty()) updated.due_time = std::nullopt;
   auto const dispatcher = DispatcherQueue();
   auto const weak = get_weak();
   auto backend = backend_;
@@ -2377,6 +2381,43 @@ void MainWindow::OnBulkMoveClicked(
   menu.ShowAt(BulkMoveButton());
 }
 
+void MainWindow::ScheduleSelectedTasks(
+    std::vector<std::int64_t> const& ids, std::wstring const& due) {
+  // Freeze the selection when opening the flyout, not when an asynchronous
+  // view refresh eventually invokes a menu callback.
+  for (auto const id : ids) {
+    if (FindTaskForAction(id) != nullptr) {
+      SetTaskDueAsync(id, due);
+    }
+  }
+}
+
+void MainWindow::OnBulkScheduleClicked(
+    winrt::Windows::Foundation::IInspectable const&,
+    Microsoft::UI::Xaml::RoutedEventArgs const&) {
+  auto const ids = SelectedTaskIds();
+  if (ids.size() < 2) return;
+  auto menu = mxc::MenuFlyout{};
+  auto const weak = get_weak();
+  auto add_option = [&](winrt::hstring const& text,
+                        std::wstring const& due) {
+    auto option = mxc::MenuFlyoutItem{};
+    option.Text(text);
+    option.Click([weak, ids, due](
+                     winrt::Windows::Foundation::IInspectable const&,
+                     Microsoft::UI::Xaml::RoutedEventArgs const&) {
+      if (auto window = weak.get()) {
+        window->ScheduleSelectedTasks(ids, due);
+      }
+    });
+    menu.Items().Append(option);
+  };
+  add_option(t("navToday"), date_string(0));
+  add_option(t("dateTomorrow"), date_string(1));
+  add_option(t("dialogClear"), L"");
+  menu.ShowAt(BulkScheduleButton());
+}
+
 void MainWindow::OnTaskListKeyDown(
     winrt::Windows::Foundation::IInspectable const& sender,
     Microsoft::UI::Xaml::Input::KeyRoutedEventArgs const& args) {

From 954237fa0acbb4454872de2abec46a19b2d82b61 Mon Sep 17 00:00:00 2001
From: TuringLambdaAI <jirentianxiang1024@gmail.com>
Date: Wed, 21 Oct 2026 00:32:07 +0800
Subject: [PATCH 4/9] fix(windows): pass localized menu labels as std::wstring

---
 windows/MainWindow.xaml.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/windows/MainWindow.xaml.cpp b/windows/MainWindow.xaml.cpp
index 6ad5e99..edc9c3a 100644
--- a/windows/MainWindow.xaml.cpp
+++ b/windows/MainWindow.xaml.cpp
@@ -2399,7 +2399,7 @@ void MainWindow::OnBulkScheduleClicked(
   if (ids.size() < 2) return;
   auto menu = mxc::MenuFlyout{};
   auto const weak = get_weak();
-  auto add_option = [&](winrt::hstring const& text,
+  auto add_option = [&](std::wstring const& text,
                         std::wstring const& due) {
     auto option = mxc::MenuFlyoutItem{};
     option.Text(text);

From 022267091508a461ccd1649fcbd3206b2cc9a219 Mon Sep 17 00:00:00 2001
From: TuringLambdaAI <jirentianxiang1024@gmail.com>
Date: Wed, 21 Oct 2026 00:32:20 +0800
Subject: [PATCH 5/9] i18n: label batch scheduling action in en

---
 shared/i18n/en.json | 1 +
 1 file changed, 1 insertion(+)

diff --git a/shared/i18n/en.json b/shared/i18n/en.json
index 5e6a084..07ba631 100644
--- a/shared/i18n/en.json
+++ b/shared/i18n/en.json
@@ -11,6 +11,7 @@
   "menuLangEn": "English",
   "menuLangZh": "Simplified Chinese",
   "bulkSelectedCount": "{0} selected",
+  "bulkSchedule": "Schedule Selected",
   "bulkComplete": "Complete Selected",
   "menuMoveToList": "Move to List",
   "menuToggleCompleted": "Mark Completed / Uncompleted",

From 767ab5b597c134da0123bb0bca96ebc7ead48da6 Mon Sep 17 00:00:00 2001
From: TuringLambdaAI <jirentianxiang1024@gmail.com>
Date: Wed, 21 Oct 2026 00:32:24 +0800
Subject: [PATCH 6/9] i18n: label batch scheduling action in zh

---
 shared/i18n/zh.json | 1 +
 1 file changed, 1 insertion(+)

diff --git a/shared/i18n/zh.json b/shared/i18n/zh.json
index e7d2932..68c19ee 100644
--- a/shared/i18n/zh.json
+++ b/shared/i18n/zh.json
@@ -11,6 +11,7 @@
   "menuLangEn": "English",
   "menuLangZh": "简体中文",
   "bulkSelectedCount": "已选择 {0} 项",
+  "bulkSchedule": "批量排期",
   "bulkComplete": "全部完成",
   "menuMoveToList": "移动到列表",
   "menuToggleCompleted": "标记完成/未完成",

From 15af8504c7d2b559413ae6fdf5bbcae2ab16ac28 Mon Sep 17 00:00:00 2001
From: TuringLambdaAI <jirentianxiang1024@gmail.com>
Date: Wed, 21 Oct 2026 00:32:50 +0800
Subject: [PATCH 7/9] test(windows): verify batch-schedule control in packaged
 multi-select flow

---
 scripts/e2e/e2e-windows.ps1 | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/scripts/e2e/e2e-windows.ps1 b/scripts/e2e/e2e-windows.ps1
index 5d0255f..cc78518 100644
--- a/scripts/e2e/e2e-windows.ps1
+++ b/scripts/e2e/e2e-windows.ps1
@@ -250,6 +250,12 @@ try {
     $batchComplete = Wait-Until 'multi-selection action bar' {
         Find-ById $window 'bulk-complete'
     }
+    $batchSchedule = Wait-Until 'multi-selection scheduling action' {
+        Find-ById $window 'bulk-schedule'
+    }
+    if (-not $batchSchedule.Current.IsEnabled) {
+        throw 'batch scheduling is disabled for two selected tasks'
+    }
     $batchComplete.GetCurrentPattern(
         [System.Windows.Automation.InvokePattern]::Pattern).Invoke()
     [void](Wait-Until 'both selected tasks completed by a single command' {
@@ -296,6 +302,7 @@ try {
             'view switches preserve task list ownership',
             'global search shows the real owning list for every task',
             'Ctrl/Shift multi-selection completes two tasks in one command',
+            'batch scheduling is visible and enabled when multiple tasks are selected',
             'native window close stopped the process'
         )
     } | ConvertTo-Json -Depth 5 |

From 3ea5485dfab6fa5f733476b692f90e29cb0593ef Mon Sep 17 00:00:00 2001
From: TuringLambdaAI <jirentianxiang1024@gmail.com>
Date: Wed, 21 Oct 2026 00:33:04 +0800
Subject: [PATCH 8/9] docs: record Windows batch schedule and due-time clear
 semantics

---
 docs/UX-BENCHMARKS.md | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/docs/UX-BENCHMARKS.md b/docs/UX-BENCHMARKS.md
index 37566c2..525a7c9 100644
--- a/docs/UX-BENCHMARKS.md
+++ b/docs/UX-BENCHMARKS.md
@@ -84,8 +84,10 @@ Scheduled（有日期的）。
 - ✅ Windows 批量操作（分阶段）：选择多条任务时显示共享操作栏；
   支持一次批量标记完成、批量移动到目标列表；使用稳定任务 ID，列表刷新
   与搜索不会把操作错误应用到其他任务。打包验收覆盖两条任务批量完成。
-- 🔜 **尚未完成**：Windows 批量排期/删除及撤销、行内详情展开；
-  Linux 批量操作；以及三平台按真实快捷键进行实机回归。
+- ✅ Windows 批量排期：多选时支持今天、明天、清除三种日期操作；
+  清除日期同时清除时间，避免任务残留不可见的 due_time。
+- 🔜 **尚未完成**：Windows 批量删除及撤销、行内详情展开；
+  Linux 批量排期/删除及撤销；以及三平台按真实快捷键进行实机回归。
 
 ### 2.5 Quick Find
 

From 22a4b39e0dc0e06bdc4c0bb92d9051efa90ab835 Mon Sep 17 00:00:00 2001
From: "ren.ji" <ren.ji@innolight.com>
Date: Wed, 21 Oct 2026 11:28:43 +0800
Subject: [PATCH 9/9] docs: align integrated Linux batch progress

---
 docs/UX-BENCHMARKS.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/docs/UX-BENCHMARKS.md b/docs/UX-BENCHMARKS.md
index 525a7c9..52a6fd7 100644
--- a/docs/UX-BENCHMARKS.md
+++ b/docs/UX-BENCHMARKS.md
@@ -86,6 +86,8 @@ Scheduled（有日期的）。
   与搜索不会把操作错误应用到其他任务。打包验收覆盖两条任务批量完成。
 - ✅ Windows 批量排期：多选时支持今天、明天、清除三种日期操作；
   清除日期同时清除时间，避免任务残留不可见的 due_time。
+- ✅ Linux：基于 GTK 原生多选（#33）增加可见的批量完成和批量移动操作栏，
+  同时适用于当前列表和全局搜索。刷新时按任务 ID 保留选择。
 - 🔜 **尚未完成**：Windows 批量删除及撤销、行内详情展开；
   Linux 批量排期/删除及撤销；以及三平台按真实快捷键进行实机回归。