Revert "feat: add trash file drop support"

This reverts commit 83021e8.
文管采用了相关脚本处理，无需dde-shell特殊处理回收站，只需保持原有逻辑。

Author: wjyrich

panels/dock/taskmanager/taskmanager.cpp

@@ -24,9 +24,7 @@
 #include <QGuiApplication>
 #include <QStringLiteral>
 #include <QUrl>
-#include <QDir>
 #include <QStandardPaths>
-#include <DTrashManager>
 
 #include <appletbridge.h>
 
@@ -275,13 +273,6 @@ void TaskManager::handleWindowAdded(QPointer<AbstractWindow> window)
 
 void TaskManager::dropFilesOnItem(const QString& itemId, const QStringList& urls)
 {
-    if (itemId == "dde-trash") {
-        qCDebug(taskManagerLog) << "dropFilesOnItem: dde-trash - moving files to trash:" << urls;
-        // 将文件移动到回收站
-        moveFilesToTrash(urls);
-        return;
-    }
-
     auto indexes = m_itemModel->match(m_itemModel->index(0, 0), TaskManager::ItemIdRole, itemId, 1, Qt::MatchExactly);
     if (indexes.isEmpty()) {
         return;
@@ -295,20 +286,6 @@ void TaskManager::dropFilesOnItem(const QString& itemId, const QStringList& urls
     m_itemModel->requestOpenUrls(indexes.first(), urlList);
 }
 
-void TaskManager::moveFilesToTrash(const QStringList& urls)
-{
-    // 将文件路径转换为本地路径并移动到回收站
-    for (const QString& urlString : urls) {
-        QUrl url(urlString);
-        QString filePath = url.toLocalFile();
-        if (DTrashManager::instance()->moveToTrash(filePath)) {
-            qCDebug(taskManagerLog) << "Successfully moved to trash:" << filePath;
-        } else {
-            qCWarning(taskManagerLog) << "Failed to move to trash:" << filePath;
-        }
-    }
-}
-
 void TaskManager::hideItemPreview()
 {
     m_windowMonitor->hideItemPreview();

panels/dock/taskmanager/taskmanager.h

@@ -97,9 +97,6 @@ class TaskManager : public DS_NAMESPACE::DContainment, public AbstractTaskManage
     Q_INVOKABLE void saveDockElementsOrder(const QStringList &appIds);
     Q_INVOKABLE QString getTrashTipText();
 
-private:
-    void moveFilesToTrash(const QStringList& urls);
-
 Q_SIGNALS:
     void dataModelChanged();
     void windowSplitChanged();