- Added !RainmeterWriteKeyValue. (based on MattKing's code)

!RainmeterWriteKeyValue "Section" "Key" "Value" ("FileSpec"), where "FileSpec" is an optional parameter. If FileSpec is not present, the change is automatically done in the currently running skin file. If the bang is executed from command line, FileSpec is required.

- Some improvements of MouseOver/Leave detection.

- Fixed the issue that window dragging brings on MouseLeave if "Show window contents while dragging" is not set.
- Fixed the issue that window dragging can't be begun by dragging the Button.
- Fixed the issue that a reaction of the upper Button penetrates to the lower Buttons or the other window.

Library/System.h

@@ -64,6 +64,12 @@ public:
 	static HWND GetHelperWindow() { return c_HelperWindow; }
 	static void PrepareHelperWindow(HWND WorkerW);
 
+	static bool CopyFiles(const std::wstring& strFrom, const std::wstring& strTo, bool bMove = false);
+	static bool RemoveFile(const std::wstring& file);
+
+	static void GetIniFileMappingList(std::vector<std::wstring>& iniFileMappings);
+	static std::wstring GetTemporaryFile(const std::vector<std::wstring>& iniFileMappings, const std::wstring& iniFile);
+
 private:
 	static void CALLBACK MyWinEventProc(HWINEVENTHOOK hWinEventHook, DWORD event, HWND hwnd, LONG idObject, LONG idChild, DWORD dwEventThread, DWORD dwmsEventTime);
 	static LRESULT CALLBACK WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);