feat: add trash file drop support

[wjyrich]

Added functionality to handle file drops on the trash icon in the task manager

1. Implemented moveFilesToTrash method that converts URL paths to local files and moves them to system trash
2. Added file drop detection for "dde-trash" item ID with proper debug logging
3. Included necessary Qt headers for file operations (QFile, QFileInfo, QProcess, QUrl)
4. Added error handling for empty file paths with warning messages

feat: 添加回收站文件拖放支持

在任务管理器中添加了对回收站图标的文件拖放处理功能

1. 实现了moveFilesToTrash方法，将URL路径转换为本地文件并移动到系统回收站
2. 添加了对"dde-trash"项目ID的文件拖放检测，包含适当的调试日志
3. 包含了文件操作所需的Qt头文件（QFile、QFileInfo、QProcess、QUrl）
4. 为空的文件路径添加了错误处理，包含警告消息

Pms: BUG-271091

Summary by Sourcery

Add drag-and-drop handling for files on the trash icon by implementing moveFilesToTrash, incorporating debug logging and error handling.

New Features:

• Add support for dropping files onto the trash icon in the task manager
• Implement moveFilesToTrash to convert URL paths and move files to the system trash
• Log debug messages for file drop actions and warnings for empty file paths
• Include necessary Qt headers (QFile, QUrl) for file operations

[sourcery-ai]

Reviewer's Guide

This PR adds drag-and-drop support to the trash icon in the task manager by detecting drops on the "dde-trash" item, moving dropped files to the system trash via a new moveFilesToTrash method, and including necessary Qt headers along with error and debug logging.

File-Level Changes

Change	Details	Files
Extend dropFilesOnItem to handle trash drops	Detect "dde-trash" itemId and early return path Add debug logging for dropped URLs Invoke moveFilesToTrash when trash icon receives drops	panels/dock/taskmanager/taskmanager.cpp
Add moveFilesToTrash method for sending files to system trash	Declare private moveFilesToTrash API in header Iterate over dropped URLs and convert to local file paths Call QFile::moveToTrash and log success or empty-path warnings	panels/dock/taskmanager/taskmanager.cpp panels/dock/taskmanager/taskmanager.h
Include Qt file and URL headers	Add #include Add #include	panels/dock/taskmanager/taskmanager.cpp

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[sourcery-ai]

Hey there - I've reviewed your changes and they look great!

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[deepin-ci-robot]

deepin pr auto review

代码审查报告

总体评价

这段代码为任务管理器添加了将文件拖放到回收站的功能，整体实现较为清晰，但有一些可以改进的地方。

具体分析

1. 语法逻辑

• 语法正确，逻辑清晰
• 新增的 moveFilesToTrash 方法职责单一，专注于将文件移动到回收站
• 在 dropFilesOnItem 中对回收站特殊情况的判断处理得当

2. 代码质量

• 优点：
  • 使用了日志记录，便于调试和问题追踪
  • 代码结构清晰，方法职责单一
• 改进建议：
  • moveFilesToTrash 方法缺少参数有效性检查
  • 没有对文件路径进行空值或有效性验证
  • 错误处理可以更加完善，例如当 moveToTrash 失败时可以提供用户反馈

3. 代码性能

• 当前实现对于每个文件都会调用一次 moveToTrash，可以考虑批量处理
• 对于大量文件的情况，可以考虑添加进度反馈

4. 代码安全

• 需要验证文件路径的有效性和安全性，防止路径遍历攻击
• 应该检查文件是否存在且有操作权限
• 没有对 URL 格式进行验证，可能导致安全问题

改进建议

1. 在 moveFilesToTrash 方法开始处添加参数验证：

void TaskManager::moveFilesToTrash(const QStringList& urls)
{
    if (urls.isEmpty()) {
        qCWarning(taskManagerLog) << "Empty URLs list provided";
        return;
    }
    
    // 将文件路径转换为本地路径并移动到回收站
    for (const QString& urlString : urls) {
        if (urlString.isEmpty()) {
            qCWarning(taskManagerLog) << "Empty URL encountered";
            continue;
        }
        
        QUrl url(urlString);
        if (!url.isValid()) {
            qCWarning(taskManagerLog) << "Invalid URL format:" << urlString;
            continue;
        }
        
        QString filePath = url.toLocalFile();
        if (filePath.isEmpty()) {
            qCWarning(taskManagerLog) << "Failed to convert URL to local file:" << urlString;
            continue;
        }
        
        // 添加文件存在性检查
        QFileInfo fileInfo(filePath);
        if (!fileInfo.exists()) {
            qCWarning(taskManagerLog) << "File does not exist:" << filePath;
            continue;
        }
        
        if (!fileInfo.isReadable()) {
            qCWarning(taskManagerLog) << "No read permission for file:" << filePath;
            continue;
        }
        
        if (DTrashManager::instance()->moveToTrash(filePath)) {
            qCDebug(taskManagerLog) << "Successfully moved to trash:" << filePath;
        } else {
            qCWarning(taskManagerLog) << "Failed to move to trash:" << filePath;
            // 可以考虑在这里添加用户反馈
        }
    }
}

2. 考虑添加批量处理和进度反馈：

void TaskManager::moveFilesToTrash(const QStringList& urls)
{
    // ... 参数验证代码 ...
    
    int successCount = 0;
    int totalCount = urls.size();
    
    for (const QString& urlString : urls) {
        // ... 验证代码 ...
        
        if (DTrashManager::instance()->moveToTrash(filePath)) {
            successCount++;
            qCDebug(taskManagerLog) << "Successfully moved to trash:" << filePath;
        } else {
            qCWarning(taskManagerLog) << "Failed to move to trash:" << filePath;
        }
    }
    
    // 可以在这里发送信号通知操作完成和成功率
    emit trashOperationCompleted(successCount, totalCount);
}

3. 在头文件中添加新的信号声明：

Q_SIGNALS:
    void dataModelChanged();
    void windowSplitChanged();
    void trashOperationCompleted(int successCount, int totalCount);

4. 考虑添加用户反馈机制，例如当操作失败时显示通知。

这些建议可以提高代码的健壮性、安全性和用户体验，同时保持代码的清晰和可维护性。

[deepin-ci-robot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: 18202781743, wjyrich

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