DolphinQt: Add way to override "Load" folder that controls the location of custom textures

Source/Core/Core/Config/MainSettings.cpp

@@ -135,6 +135,7 @@ const ConfigInfo<int> MAIN_AUDIO_VOLUME{{System::Main, "DSP", "Volume"}, 100};
 // Main.General
 
 const ConfigInfo<std::string> MAIN_DUMP_PATH{{System::Main, "General", "DumpPath"}, ""};
+const ConfigInfo<std::string> MAIN_LOAD_PATH{{System::Main, "General", "LoadPath"}, ""};
 const ConfigInfo<std::string> MAIN_FS_PATH{{System::Main, "General", "NANDRootPath"}, ""};
 const ConfigInfo<std::string> MAIN_SD_PATH{{System::Main, "General", "WiiSDCardPath"}, ""};
 

Source/Core/Core/Config/MainSettings.h

@@ -104,6 +104,7 @@ extern const ConfigInfo<bool> MAIN_DISABLE_SCREENSAVER;
 // Main.General
 
 extern const ConfigInfo<std::string> MAIN_DUMP_PATH;
+extern const ConfigInfo<std::string> MAIN_LOAD_PATH;
 extern const ConfigInfo<std::string> MAIN_FS_PATH;
 extern const ConfigInfo<std::string> MAIN_SD_PATH;
 

Source/Core/DolphinQt/Settings/PathPane.cpp

@@ -72,6 +72,17 @@ void PathPane::BrowseDump()
   }
 }
 
+void PathPane::BrowseLoad()
+{
+  QString dir = QDir::toNativeSeparators(QFileDialog::getExistingDirectory(
+      this, tr("Select Load Path"), QString::fromStdString(Config::Get(Config::MAIN_LOAD_PATH))));
+  if (!dir.isEmpty())
+  {
+    m_load_edit->setText(dir);
+    Config::SetBase(Config::MAIN_LOAD_PATH, dir.toStdString());
+  }
+}
+
 void PathPane::BrowseSDCard()
 {
   QString file = QDir::toNativeSeparators(QFileDialog::getOpenFileName(
@@ -183,13 +194,22 @@ QGridLayout* PathPane::MakePathsLayout()
   layout->addWidget(m_dump_edit, 2, 1);
   layout->addWidget(dump_open, 2, 2);
 
+  m_load_edit = new QLineEdit(QString::fromStdString(Config::Get(Config::MAIN_LOAD_PATH)));
+  connect(m_load_edit, &QLineEdit::editingFinished,
+          [=] { Config::SetBase(Config::MAIN_LOAD_PATH, m_load_edit->text().toStdString()); });
+  QPushButton* load_open = new QPushButton(QStringLiteral("..."));
+  connect(load_open, &QPushButton::clicked, this, &PathPane::BrowseLoad);
+  layout->addWidget(new QLabel(tr("Load Path:")), 3, 0);
+  layout->addWidget(m_load_edit, 3, 1);
+  layout->addWidget(load_open, 3, 2);
+
   m_sdcard_edit = new QLineEdit(QString::fromStdString(Config::Get(Config::MAIN_SD_PATH)));
   connect(m_sdcard_edit, &QLineEdit::editingFinished, this, &PathPane::OnSDCardPathChanged);
   QPushButton* sdcard_open = new QPushButton(QStringLiteral("..."));
   connect(sdcard_open, &QPushButton::clicked, this, &PathPane::BrowseSDCard);
-  layout->addWidget(new QLabel(tr("SD Card Path:")), 3, 0);
+  layout->addWidget(new QLabel(tr("SD Card Path:")), 4, 0);
-  layout->addWidget(m_sdcard_edit, 3, 1);
+  layout->addWidget(m_sdcard_edit, 4, 1);
-  layout->addWidget(sdcard_open, 3, 2);
+  layout->addWidget(sdcard_open, 4, 2);
 
   return layout;
 }

Source/Core/DolphinQt/Settings/PathPane.h

@@ -23,6 +23,7 @@ private:
   void BrowseDefaultGame();
   void BrowseWiiNAND();
   void BrowseDump();
+  void BrowseLoad();
   void BrowseSDCard();
   QGroupBox* MakeGameFolderBox();
   QGridLayout* MakePathsLayout();
@@ -35,6 +36,7 @@ private:
   QLineEdit* m_game_edit;
   QLineEdit* m_nand_edit;
   QLineEdit* m_dump_edit;
+  QLineEdit* m_load_edit;
   QLineEdit* m_sdcard_edit;
 
   QPushButton* m_remove_path;

Source/Core/UICommon/UICommon.cpp

@@ -62,9 +62,17 @@ static void CreateDumpPath(const std::string& path)
   File::CreateFullPath(File::GetUserPath(D_DUMPTEXTURES_IDX));
 }
 
+static void CreateLoadPath(const std::string& path)
+{
+  if (!path.empty())
+    File::SetUserPath(D_LOAD_IDX, path + '/');
+  File::CreateFullPath(File::GetUserPath(D_HIRESTEXTURES_IDX));
+}
+
 static void InitCustomPaths()
 {
   File::SetUserPath(D_WIIROOT_IDX, Config::Get(Config::MAIN_FS_PATH));
+  CreateLoadPath(Config::Get(Config::MAIN_LOAD_PATH));
   CreateDumpPath(Config::Get(Config::MAIN_DUMP_PATH));
   const std::string sd_path = Config::Get(Config::MAIN_SD_PATH);
   if (!sd_path.empty())