chore:更新代码

src/downloadmanager.cpp

@@ -1,8 +1,7 @@
 #include "downloadmanager.h"
-#include <QFile>
-#include <QDebug>
+#include <QFileInfo>
 #include <QRegularExpression>
-#include <QFileInfo> // 添加 QFileInfo 头文件
+#include <QDebug>
 
 DownloadManager::DownloadManager(QObject *parent) : QObject(parent) {}
 
@@ -10,22 +9,22 @@ void DownloadManager::startDownload(const QString &packageName, const QString &u
 {
     QString metalinkUrl = url + ".metalink";
     QStringList arguments;
-    arguments << "--enable-rpc=false" 
+    arguments << "--enable-rpc=false"
               << "--console-log-level=warn"
-              << "--summary-interval=1" 
+              << "--summary-interval=1"
               << "--dir=" + QFileInfo(outputPath).absolutePath()
-              << "--out=" + QFileInfo(outputPath).fileName() 
+              << "--out=" + QFileInfo(outputPath).fileName()
               << metalinkUrl;
 
-    QProcess* process = new QProcess(this);
+    QProcess *process = new QProcess(this);
     m_processes.insert(packageName, process);
 
+    // ✅ 改为按行读取（逐行处理）
     connect(process, &QProcess::readyReadStandardOutput, [this, process, packageName]() {
-        QString output = process->readAllStandardOutput();
-        QRegularExpression regex(R"(\((\d+)%\))");
-        QRegularExpressionMatchIterator i = regex.globalMatch(output);
-        while (i.hasNext()) {
-            QRegularExpressionMatch match = i.next();
+        while (process->canReadLine()) {
+            QString line = process->readLine().trimmed();
+            QRegularExpression regex(R"(\((\d+)%\))");
+            QRegularExpressionMatch match = regex.match(line);
             if (match.hasMatch()) {
                 int progress = match.captured(1).toInt();
                 emit downloadProgress(packageName, progress);
@@ -34,12 +33,13 @@ void DownloadManager::startDownload(const QString &packageName, const QString &u
         }
     });
 
+    // 下载完成
     connect(process, QOverload<int, QProcess::ExitStatus>::of(&QProcess::finished),
-        [this, packageName](int exitCode, QProcess::ExitStatus exitStatus) {
-            bool success = (exitCode == 0 && exitStatus == QProcess::NormalExit);
-            emit downloadFinished(packageName, success);
-            m_processes.remove(packageName);
-        });
+            [this, packageName](int exitCode, QProcess::ExitStatus exitStatus) {
+        bool success = (exitCode == 0 && exitStatus == QProcess::NormalExit);
+        emit downloadFinished(packageName, success);
+        m_processes.remove(packageName);
+    });
 
     process->start("aria2c", arguments);
 }
@@ -47,7 +47,7 @@ void DownloadManager::startDownload(const QString &packageName, const QString &u
 void DownloadManager::cancelDownload(const QString &packageName)
 {
     if (m_processes.contains(packageName)) {
-        QProcess* process = m_processes[packageName];
+        QProcess *process = m_processes[packageName];
         process->terminate();
         process->waitForFinished();
         m_processes.remove(packageName);

src/downloadmanager.h

@@ -2,25 +2,24 @@
 #define DOWNLOADMANAGER_H
 
 #include <QObject>
-#include <QNetworkAccessManager>
-#include <QNetworkReply>
 #include <QProcess>
+#include <QMap>
 
 class DownloadManager : public QObject
 {
     Q_OBJECT
+
 public:
     explicit DownloadManager(QObject *parent = nullptr);
-    void startDownload(const QString &packageName, const QString &url, const QString &outputPath); // 修改参数列表
-    void cancelDownload(const QString &packageName); // 移动到public区域
+    void startDownload(const QString &packageName, const QString &url, const QString &outputPath);
+    void cancelDownload(const QString &packageName);
 
 signals:
     void downloadProgress(const QString &packageName, int progress);
     void downloadFinished(const QString &packageName, bool success);
 
 private:
-    QHash<QString, QProcess*> m_processes;  // 移除旧的m_aria2Process
-    // 移除旧的onAria2Progress和onAria2Finished声明
+    QMap<QString, QProcess*> m_processes;
 };
 
 #endif // DOWNLOADMANAGER_H