Add option to remember last used save path

Replace in "Add new torrent" dialog confusing "Set as default save path" option
with "Remember last used save path" option that affects only selected value in
"Save path" combo box.
Closes #7323.

src/gui/addnewtorrentdialog.cpp

@@ -70,6 +70,7 @@ namespace
     const QString KEY_TOPLEVEL = SETTINGS_KEY("TopLevel");
     const QString KEY_SAVEPATHHISTORY = SETTINGS_KEY("SavePathHistory");
     const char KEY_SAVEPATHHISTORYLENGTH[] = SETTINGS_KEY("SavePathHistoryLength");
+    const QString KEY_REMEMBERLASTSAVEPATH = SETTINGS_KEY("RememberLastSavePath");
 
     // just a shortcut
     inline SettingsStorage *settings()
@@ -114,7 +115,9 @@ AddNewTorrentDialog::AddNewTorrentDialog(const BitTorrent::AddTorrentParams &inP
     m_ui->comboTTM->blockSignals(false);
     populateSavePathComboBox();
     connect(m_ui->savePath, &FileSystemPathEdit::selectedPathChanged, this, &AddNewTorrentDialog::onSavePathChanged);
-    m_ui->defaultSavePathCheckBox->setVisible(false); // Default path is selected by default
+
+    const bool rememberLastSavePath = settings()->loadValue(KEY_REMEMBERLASTSAVEPATH, false).toBool();
+    m_ui->checkBoxRememberLastSavePath->setChecked(rememberLastSavePath);
 
     if (m_torrentParams.createSubfolder == TriStateBool::True)
         m_ui->createSubfolderCheckBox->setChecked(true);
@@ -453,9 +456,7 @@ void AddNewTorrentDialog::updateDiskSpaceLabel()
 
 void AddNewTorrentDialog::onSavePathChanged(const QString &newPath)
 {
-    // Toggle default save path setting checkbox visibility
-    m_ui->defaultSavePathCheckBox->setChecked(false);
-    m_ui->defaultSavePathCheckBox->setVisible(QDir(newPath) != QDir(BitTorrent::Session::instance()->defaultSavePath()));
+    Q_UNUSED(newPath);
     // Remember index
     m_oldIndex = m_ui->savePath->currentIndex();
     updateDiskSpaceLabel();
@@ -586,18 +587,21 @@ void AddNewTorrentDialog::renameSelectedFile()
 
 void AddNewTorrentDialog::populateSavePathComboBox()
 {
-    QString defSavePath = BitTorrent::Session::instance()->defaultSavePath();
-
     m_ui->savePath->clear();
-    m_ui->savePath->addItem(defSavePath);
-    QDir defaultSaveDir(defSavePath);
+
     // Load save path history
-    foreach (const QString &savePath, settings()->loadValue(KEY_SAVEPATHHISTORY).toStringList())
-        if (QDir(savePath) != defaultSaveDir)
-            m_ui->savePath->addItem(savePath);
+    const QStringList savePathHistory {settings()->loadValue(KEY_SAVEPATHHISTORY).toStringList()};
+    for (const QString &savePath : savePathHistory)
+        m_ui->savePath->addItem(savePath);
+
+    const bool rememberLastSavePath {settings()->loadValue(KEY_REMEMBERLASTSAVEPATH, false).toBool()};
+    const QString defSavePath {BitTorrent::Session::instance()->defaultSavePath()};
 
     if (!m_torrentParams.savePath.isEmpty())
         setSavePath(m_torrentParams.savePath);
+    else if (!rememberLastSavePath)
+        setSavePath(defSavePath);
+    // else last used save path will be selected since it is the first in the list
 }
 
 void AddNewTorrentDialog::displayContentTreeMenu(const QPoint &)
@@ -650,10 +654,11 @@ void AddNewTorrentDialog::accept()
 
     // Category
     m_torrentParams.category = m_ui->categoryComboBox->currentText();
-
     if (m_ui->defaultCategoryCheckbox->isChecked())
         settings()->storeValue(KEY_DEFAULTCATEGORY, m_torrentParams.category);
 
+    settings()->storeValue(KEY_REMEMBERLASTSAVEPATH, m_ui->checkBoxRememberLastSavePath->isChecked());
+
     // Save file priorities
     if (m_contentModel)
         m_torrentParams.filePriorities = m_contentModel->model()->getFilePriorities();
@@ -666,8 +671,6 @@ void AddNewTorrentDialog::accept()
         m_torrentParams.useAutoTMM = TriStateBool::False;
         m_torrentParams.savePath = savePath;
         saveSavePathHistory();
-        if (m_ui->defaultSavePathCheckBox->isChecked())
-            BitTorrent::Session::instance()->setDefaultSavePath(savePath);
     }
     else {
         m_torrentParams.useAutoTMM = TriStateBool::True;
@@ -807,7 +810,6 @@ void AddNewTorrentDialog::TMMChanged(int index)
         m_ui->savePath->clear();
         QString savePath = BitTorrent::Session::instance()->categorySavePath(m_ui->categoryComboBox->currentText());
         m_ui->savePath->addItem(savePath);
-        m_ui->defaultSavePathCheckBox->setVisible(false);
         m_ui->adv_button->setChecked(true);
         m_ui->adv_button->setEnabled(false);
         showAdvancedSettings(true);

src/gui/addnewtorrentdialog.ui

@@ -59,12 +59,12 @@
      </property>
      <layout class="QVBoxLayout" name="verticalLayout_2">
       <item>
-         <widget class="FileSystemPathComboEdit" name="savePath" native="true"/>
+       <widget class="FileSystemPathComboEdit" name="savePath" native="true"/>
       </item>
       <item>
-       <widget class="QCheckBox" name="defaultSavePathCheckBox">
+       <widget class="QCheckBox" name="checkBoxRememberLastSavePath">
         <property name="text">
-         <string>Set as default save path</string>
+         <string>Remember last used save path</string>
         </property>
        </widget>
       </item>
@@ -393,7 +393,7 @@
  </customwidgets>
  <tabstops>
   <tabstop>savePath</tabstop>
-  <tabstop>defaultSavePathCheckBox</tabstop>
+  <tabstop>checkBoxRememberLastSavePath</tabstop> 
   <tabstop>never_show_cb</tabstop>
   <tabstop>adv_button</tabstop>
   <tabstop>startTorrentCheckBox</tabstop>