Focus save path when Manual mode is selected initially

Closes #15972.
PR #16536.

src/gui/addnewtorrentdialog.cpp

@@ -249,7 +249,11 @@ AddNewTorrentDialog::AddNewTorrentDialog(const BitTorrent::AddTorrentParams &inP
     connect(editHotkey, &QShortcut::activated, this, &AddNewTorrentDialog::renameSelectedFile);
     connect(m_ui->contentTreeView, &QAbstractItemView::doubleClicked, this, &AddNewTorrentDialog::renameSelectedFile);
 
-    m_ui->buttonBox->button(QDialogButtonBox::Ok)->setFocus();
+    // Default focus
+    if (m_ui->comboTTM->currentIndex() == 0) // 0 is Manual mode
+        m_ui->savePath->setFocus();
+    else
+        m_ui->categoryComboBox->setFocus();
 }
 
 AddNewTorrentDialog::~AddNewTorrentDialog()

src/gui/fspathedit.cpp

@@ -189,6 +189,7 @@ FileSystemPathEdit::FileSystemPathEdit(Private::FileEditorWithCompletion *editor
 {
     Q_D(FileSystemPathEdit);
     editor->widget()->setParent(this);
+    setFocusProxy(editor->widget());
 
     auto *layout = new QHBoxLayout(this);
     layout->setContentsMargins(0, 0, 0, 0);

src/gui/watchedfolderoptionsdialog.cpp

@@ -87,7 +87,11 @@ WatchedFolderOptionsDialog::WatchedFolderOptionsDialog(
 
     loadState();
 
-    m_ui->buttonBox->button(QDialogButtonBox::Ok)->setFocus();
+    // Default focus
+    if (m_ui->comboTTM->currentIndex() == 0) // 0 is Manual mode
+        m_ui->savePath->setFocus();
+    else
+        m_ui->categoryComboBox->setFocus();
 }
 
 WatchedFolderOptionsDialog::~WatchedFolderOptionsDialog()