修复回放功能再次加载新文件无法切换bug

App/ToolsUI/tools_Index2/tools_Index2.cpp

@@ -53,23 +53,16 @@ Tools_Index2::~Tools_Index2()
 
 void Tools_Index2::on_pushButton_file_clicked()
 {
-    QFileDialog *dlg = new QFileDialog(this);
+    QFileDialog *dlg = new QFileDialog;
 
     QString fileName = dlg->getOpenFileName(this, tr("Open File"),
                                             "./Tlog/",
                                             tr("LogFile (*.Tlog *.log)"));
+    delete dlg;
 
     if(!fileName.isEmpty())
     {
-        ui->pushButton_file->setText(fileName);
-
-        PlayState = false;
-
-        emit setPlay(PlayState);//暂停播放，跟底层关联起来
-        emit setFileName(fileName);
-
-        ui->horizontalSlider->show();
-
+        setIniPlayStatus(fileName);
     }
 }
 
@@ -117,14 +110,7 @@ void Tools_Index2::dropEvent(QDropEvent *event)
 
             if(info.suffix() == QString("tlog") )
             {
-                ui->pushButton_file->setText(file_name);
-
-                PlayState = false;
-
-                emit setPlay(PlayState);//暂停播放，跟底层关联起来
-                emit setFileName(file_name);
-
-                ui->horizontalSlider->show();
+                setIniPlayStatus(file_name);
             }
         }
 
@@ -237,3 +223,16 @@ void Tools_Index2::on_pushButton_CSV_clicked()
     qDebug() << "emit csv";
     emit CreateCSV();
 }
+
+void Tools_Index2::setIniPlayStatus(QString const &file_name)
+{
+    PlayState = false;
+    emit setFileName(file_name);
+    emit setPlay(PlayState);//暂停播放，跟底层关联起来
+
+    ui->pushButton_file->setText(file_name);
+    ui->horizontalSlider->setValue(0);
+    ui->pushButton_Play->setText("play");
+    ui->label_percent->setText("0");
+    ui->horizontalSlider->show();
+}

App/ToolsUI/tools_Index2/tools_Index2.h

@@ -38,7 +38,7 @@ protected:
      */
     void dragEnterEvent(QDragEnterEvent *event) override;
     /**
-     * @brief 重写放下事件，
+     * @brief 重写放下事件，接收.tlog后缀文件
      * @param event
      */
     void dropEvent(QDropEvent *event) override;
@@ -95,6 +95,12 @@ signals:
     void CreateCSV(void);
 
 private:
+    /**
+     * @brief 设置初始的播放状态
+     * @param file_name 需要加载的文件名
+     */
+    void setIniPlayStatus(QString const &file_name);
+
     Ui::Tools_Index2 *ui;
 
     bool isMove = false;

MavLinkNode/replay.cpp

@@ -1,4 +1,4 @@
- #include "replay.h"
+ #include "replay.h"
 
 
 Replay::Replay(QObject *parent) : ThreadTemplet(parent)
@@ -152,33 +152,36 @@ QByteArray Replay::readAll(void)
 
 void Replay::setLogfile(const QString name, float percent)
 {
+
     if(name != logFile)
     {
         logFile = name;
         //重置各种参数
-        percentage = 0;
+        setPercentage(0);
         ispause = false;
         isplaying = false;
 
         //emit currentPercentage(percentage);
         //emit readReady();
 
-        if(!file)
+        if(file)
         {
+            file->deleteLater();
+            file = nullptr;
+        }
 
-            file = new QFile();
-            file->setFileName(logFile);
-            if(!file->open(QIODevice::ReadOnly))
+        file = new QFile();
+        file->setFileName(logFile);
+        if(!file->open(QIODevice::ReadOnly))
+        {
+            if(!logFile.isEmpty())
             {
-                if(!logFile.isEmpty())
-                {
-                    QMessageBox::warning(nullptr,
-                                         tr("Error"),
-                                         tr("%1").arg(file->errorString()));
-                }
-                delete file;
-                file = nullptr;
-            } 
+                QMessageBox::warning(nullptr,
+                                     tr("Error"),
+                                     tr("%1").arg(file->errorString()));
+            }
+            delete file;
+            file = nullptr;
         }
     }
     else