Capitalize theme names

Author: RedBlackAka

qt/OpenRGBSettingsPage/OpenRGBSettingsPage.cpp

@@ -73,7 +73,7 @@ OpenRGBSettingsPage::OpenRGBSettingsPage(QWidget *parent) :
     /*---------------------------------------------------------*\
     | Load theme settings                                       |
     \*---------------------------------------------------------*/
-    ui->ComboBoxTheme->addItems({"auto", "light", "dark"});
+    ui->ComboBoxTheme->addItems({"Auto", "Light", "Dark"});
 
     json theme_settings = ResourceManager::get()->GetSettingsManager()->GetSettings("Theme");
 
@@ -84,7 +84,7 @@ OpenRGBSettingsPage::OpenRGBSettingsPage(QWidget *parent) :
     }
     else
     {
-        ui->ComboBoxTheme->setCurrentText(QString::fromStdString(("light")));
+        ui->ComboBoxTheme->setCurrentText(QString::fromStdString(("Light")));
     }
 
     theme_initialized = true;

qt/OpenRGBThemeManager.cpp

@@ -93,19 +93,19 @@ bool OpenRGBThemeManager::IsDarkTheme()
     /*-------------------------------------------------*\
     | Read the theme key and adjust accordingly         |
     \*-------------------------------------------------*/
-    std::string current_theme = "light";
+    std::string current_theme = "Light";
 
     if(theme_settings.contains("theme"))
     {
         current_theme = theme_settings["theme"];
     }
 
-    if(current_theme == "dark")
+    if(current_theme == "Dark")
     {
         return true;
     }
 #ifdef _WIN32
-    else if(current_theme == "auto")
+    else if(current_theme == "Auto")
     {
         QSettings settings("HKEY_CURRENT_USER\\Software\\Microsoft\\Windows\\CurrentVersion\\Themes\\Personalize", QSettings::NativeFormat);