qt: Add UI options to change NAND/SD dirs

src/yuzu/main.cpp

@@ -372,6 +372,10 @@ void GMainWindow::ConnectMenuEvents() {
             &GMainWindow::OnMenuInstallToNAND);
     connect(ui.action_Select_Game_List_Root, &QAction::triggered, this,
             &GMainWindow::OnMenuSelectGameListRoot);
+    connect(ui.action_Select_NAND_Directory, &QAction::triggered, this,
+            [this] { OnMenuSelectEmulatedDirectory(false); });
+    connect(ui.action_Select_SDMC_Directory, &QAction::triggered, this,
+            [this] { OnMenuSelectEmulatedDirectory(true); });
     connect(ui.action_Exit, &QAction::triggered, this, &QMainWindow::close);
 
     // Emulation
@@ -887,6 +891,16 @@ void GMainWindow::OnMenuSelectGameListRoot() {
     }
 }
 
+void GMainWindow::OnMenuSelectEmulatedDirectory(bool is_sdmc) {
+    QString dir_path = QFileDialog::getExistingDirectory(this, tr("Select Directory"));
+    if (!dir_path.isEmpty()) {
+        FileUtil::GetUserPath(is_sdmc ? FileUtil::UserPath::SDMCDir : FileUtil::UserPath::NANDDir,
+                              dir_path.toStdString());
+        Service::FileSystem::CreateFactories(vfs);
+        game_list->PopulateAsync(UISettings::values.gamedir, UISettings::values.gamedir_deepscan);
+    }
+}
+
 void GMainWindow::OnMenuRecentFile() {
     QAction* action = qobject_cast<QAction*>(sender());
     assert(action);

src/yuzu/main.h

@@ -137,6 +137,9 @@ private slots:
     void OnMenuInstallToNAND();
     /// Called whenever a user selects the "File->Select Game List Root" menu item
     void OnMenuSelectGameListRoot();
+    /// Called whenever a user select the "File->Select -- Directory" where -- is NAND or SD Card
+    /// (false for nand, true for sdmc)
+    void OnMenuSelectEmulatedDirectory(bool is_sdmc);
     void OnMenuRecentFile();
     void OnConfigure();
     void OnAbout();

src/yuzu/main.ui

@@ -65,6 +65,9 @@
     <addaction name="action_Select_Game_List_Root"/>
     <addaction name="menu_recent_files"/>
     <addaction name="separator"/>
+    <addaction name="action_Select_NAND_Directory"/>
+    <addaction name="action_Select_SDMC_Directory"/>
+    <addaction name="separator"/>
     <addaction name="action_Exit"/>
    </widget>
    <widget class="QMenu" name="menu_Emulation">
@@ -204,6 +207,22 @@
     <string>Selects a folder to display in the game list</string>
    </property>
   </action>
+  <action name="action_Select_NAND_Directory">
+   <property name="text">
+    <string>Select NAND Directory...</string>
+   </property>
+   <property name="toolTip">
+    <string>Selects a folder to use as the root of the emulated NAND</string>
+   </property>
+  </action>
+  <action name="action_Select_SDMC_Directory">
+   <property name="text">
+    <string>Select SD Card Directory...</string>
+   </property>
+   <property name="toolTip">
+    <string>Selects a folder to use as the root of the emulated SD card</string>
+   </property>
+  </action>
   <action name="action_Fullscreen">
    <property name="checkable">
     <bool>true</bool>