從 window 找到 application path PID

 Enumerating All Processes
https://msdn.microsoft.com/en-us/library/windows/desktop/ms682623.aspx
Snapshot Process 32 First Process Next Enum Processes
Kernel32 CreateToolhelp32Snapshot
CreateToolhelp32Snapshot
Process32First 找到第一個
Process32Next 下一個
EnumProcesses
QueryFullProcessImageName  
https://msdn.microsoft.com/zh-tw/library/windows/desktop/ms684919(v=vs.85).aspx

EnumWindows() 列舉出所有視窗
FindWindow() FindWindowEx() 找到窗體
GetWindowThreadProcessId() 找 process ID 擁有這 窗
OpenProcess() 得到 HANDLE
GetModuleFileNameEx()
GetProcessImageFileName()
QueryFullProcessImageName()
GetWindowModuleFileName()


EnumWindows FindWindow FindWindowEx GetWindowThreadProcessId OpenProcess GetModuleFileName GetProcessImageFileName QueryFullProcessImageName GetWindowModuleFileName