Re #4224: Enable reading and writing Models and Settings from/to Horu… (#4254)

* Re #4224: Enable reading and writing Models and Settings from/to Horus radio (SD card)

* Fix for findMassstoragePath() on Windows (which got there in previous commit)

companion/src/mainwindow.cpp

@@ -740,13 +740,23 @@ void MainWindow::loadBackup()
 
 void MainWindow::readEeprom()
 {
-  if (getCurrentBoard()== BOARD_HORUS) {
-    qDebug() << "TODO readEEPROM HORUS";
+  BoardEnum board = getCurrentBoard();
+  if (board == BOARD_HORUS) {
+    QString radioPath = findMassstoragePath("RADIO", true);
+    qDebug() << "Searching for SD card, found" << radioPath;
+    if (radioPath.isEmpty()) {
+      qDebug() << "MainWindow::readEeprom(): Horus radio not found";
+      QMessageBox::critical(this, tr("Error"), tr("Unable to find Horus radio SD card!"));
+      return;
+    }
+    MdiChild *child = createMdiChild();
+    if (child->loadFile(radioPath)) {
+      statusBar()->showMessage(tr("Models and Settings read"), 2000);
+      child->show();
+    }
   }
   else {
     QString tempFile;
-
-    BoardEnum board = getCurrentBoard();
     if (IS_ARM(board))
       tempFile = generateProcessUniqueTempFileName("temp.bin");
     else

companion/src/mdichild.cpp

@@ -31,6 +31,7 @@
 #include "wizarddialog.h"
 #include "flashfirmwaredialog.h"
 #include "storage.h"
+#include "radiointerface.h"
 
 #if defined _MSC_VER || !defined __GNUC__
 #include <windows.h>
@@ -41,6 +42,7 @@
 
 MdiChild::MdiChild(MainWindow * parent):
   QWidget(),
+  parent(parent),
   ui(new Ui::MdiChild),
   modelsListModel(NULL),
   firmware(getCurrentFirmware()),
@@ -599,14 +601,32 @@ void MdiChild::setCurrentFile(const QString &fileName)
 
 void MdiChild::writeEeprom()  // write to Tx
 {
-  QString tempFile = generateProcessUniqueTempFileName("temp.bin");
-  saveFile(tempFile, false);
-  if (!QFileInfo(tempFile).exists()) {
-    QMessageBox::critical(this, tr("Error"), tr("Cannot write temporary file!"));
-    return;
+  BoardEnum board = getCurrentBoard();
+  if (board == BOARD_HORUS) {
+    QString radioPath = findMassstoragePath("RADIO", true);
+    qDebug() << "Searching for SD card, found" << radioPath;
+    if (radioPath.isEmpty()) {
+      qDebug() << "MdiChild::writeEeprom(): Horus radio not found";
+      QMessageBox::critical(this, tr("Error"), tr("Unable to find Horus radio SD card!"));
+      return;
+    }
+    if (saveFile(radioPath, false)) {
+      parent->statusBar()->showMessage(tr("Models and Settings written"), 2000);
+    }
+    else {
+      qDebug() << "MdiChild::writeEeprom(): saveFile error";
+    }
+  }
+  else {
+    QString tempFile = generateProcessUniqueTempFileName("temp.bin");
+    saveFile(tempFile, false);
+    if (!QFileInfo(tempFile).exists()) {
+      QMessageBox::critical(this, tr("Error"), tr("Cannot write temporary file!"));
+      return;
+    }
+    FlashEEpromDialog * cd = new FlashEEpromDialog(this, tempFile);
+    cd->exec();
   }
-  FlashEEpromDialog * cd = new FlashEEpromDialog(this, tempFile);
-  cd->exec();
 }
 
 void MdiChild::on_radioSettings_clicked()

companion/src/mdichild.h

@@ -100,6 +100,7 @@ class MdiChild : public QWidget
     void doPaste(QByteArray * gmData, int index);
     void initModelsList();
     
+    MainWindow * parent;
     Ui::MdiChild * ui;
     TreeModel * modelsListModel;
     

companion/src/radiointerface.cpp

@@ -400,7 +400,7 @@ bool isRemovableMedia(const QString & vol)
 }
 #endif
 
-QString findMassstoragePath(const QString &filename)
+QString findMassstoragePath(const QString &filename, bool onlyPath)
 {
   QString temppath;
   QStringList drives;
@@ -426,7 +426,7 @@ QString findMassstoragePath(const QString &filename)
           eepromfile = temppath;
           eepromfile.append("/" + filename);
           if (QFile::exists(eepromfile)) {
-            return eepromfile;
+            return onlyPath ? temppath : eepromfile;
           }
         }
       }
@@ -452,7 +452,7 @@ QString findMassstoragePath(const QString &filename)
       if (QFile::exists(eepromfile)) {
 #endif
         free_file_system_list(firstEntry);
-        return eepromfile;
+        return onlyPath ? temppath : eepromfile;
       }
     }
     entry = entry->me_next;

companion/src/radiointerface.h

@@ -28,7 +28,7 @@ class ProgressWidget;
 
 QString getRadioInterfaceCmd();
 
-QString findMassstoragePath(const QString &filename);
+QString findMassstoragePath(const QString &filename, bool onlyPath = false);
 
 QStringList getAvrdudeArgs(const QString &cmd, const QString &filename);
 QStringList getSambaArgs(const QString &tcl);