Starting point for 1.3 beta:

Changes to multiple files to change version number
Changes by JamesAC / spx to improve management of Windows Mssages, mostly to support working with the DexPot folks
Addition of the Win7AudioPlugin plugin by reiswaffle. This includes plugin code and changes to the Rainmeter.sln project file.

Library/Rainmeter.h

@@ -32,13 +32,13 @@
 #define MAKE_VER(major, minor1, minor2) major * 1000000 + minor1 * 1000 + minor2
 
 #define APPNAME L"Rainmeter"
-#define APPVERSION L"1.2"
+#define APPVERSION L"1.3"
 #ifdef _WIN64
 #define APPBITS L"(64-bit)"
 #else
 #define APPBITS L"(32-bit)"
 #endif
-#define RAINMETER_VERSION MAKE_VER(1, 2, 0)
+#define RAINMETER_VERSION MAKE_VER(1, 3, 0)
 
 enum PLATFORM
 {

Library/TrayWindow.cpp

@@ -615,6 +615,55 @@ LRESULT CALLBACK CTrayWindow::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA
 		}
 		break;
 
+	case WM_QUERY_RAINMETER:
+
+		if (Rainmeter && IsWindow((HWND)lParam))
+		{
+			if(wParam == RAINMETER_QUERY_ID_SKINS_PATH)
+			{
+				std::wstring path = Rainmeter->GetSkinPath();
+
+				COPYDATASTRUCT cds;
+			
+				cds.dwData = RAINMETER_QUERY_ID_SKINS_PATH;
+				cds.cbData = (path.size() + 1) * 2;
+				cds.lpData = (LPVOID) path.c_str();
+
+				SendMessage((HWND)lParam, WM_COPYDATA, (WPARAM)hWnd, (LPARAM)&cds);
+			
+				return 0;
+			}
+			else if(wParam == RAINMETER_QUERY_ID_SETTINGS_PATH)
+			{
+				std::wstring path = Rainmeter->GetSettingsPath();
+
+				COPYDATASTRUCT cds;
+			
+				cds.dwData = RAINMETER_QUERY_ID_SKINS_PATH;
+				cds.cbData = (path.size() + 1) * 2;
+				cds.lpData = (LPVOID) path.c_str();
+
+				SendMessage((HWND)lParam, WM_COPYDATA, (WPARAM)hWnd, (LPARAM)&cds);
+
+				return 0;
+			}
+			else if(wParam == RAINMETER_QUERY_ID_PLUGINS_PATH)
+			{
+				std::wstring path = Rainmeter->GetPluginPath();
+
+				COPYDATASTRUCT cds;
+			
+				cds.dwData = RAINMETER_QUERY_ID_SKINS_PATH;
+				cds.cbData = (path.size() + 1) * 2;
+				cds.lpData = (LPVOID) path.c_str();
+
+				SendMessage((HWND)lParam, WM_COPYDATA, (WPARAM)hWnd, (LPARAM)&cds);
+
+				return 0;
+			}
+		}
+		return 1;
+		
 	case WM_TIMER:
 		if (tray && tray->m_Measure)
 		{

Library/resource.h

@@ -59,6 +59,13 @@
 #define ID_CONTEXT_SKINMENU_MONITOR_PRIMARY	4048
 #define ID_CONTEXT_SKINMENU_MONITOR_AUTOSELECT	4049
 
+#define WM_QUERY_RAINMETER				WM_APP + 1000
+
+#define RAINMETER_QUERY_ID_SKINS_PATH			4101
+#define RAINMETER_QUERY_ID_SETTINGS_PATH		4102
+#define RAINMETER_QUERY_ID_PLUGINS_PATH			4103
+
+
 #define ID_CONFIG_EDIT                  30000
 #define ID_CONFIG_FIRST                 30001
 #define ID_CONFIG_LAST					33000