/// <summary>Part of PopulateFromWindows only</summary>
private bool EnumWindowsIntoProgramsList(IntPtr hWnd, int lParam)
{
if (Windows.IsWindowVisible(hWnd)) // Store the window only if the window is visible
{
string name = GetWindowText(hWnd);
if (string.IsNullOrEmpty(name))
{
return(true); // we get a load of empty window names - usually followed by another for same app with title - don't really want multiple per app anyway
}
uint processId;
Windows.GetWindowThreadProcessId(hWnd, out processId);
if (processId == Process.GetCurrentProcess().Id) // this window is ours!
{
return(true);
}
string path = null;
int length = 1024;
StringBuilder pathBuilder = new StringBuilder(length);
// requires Vista or later: (we no longer have the fall back that was in SAW6)
IntPtr processHandle = Windows.OpenProcess(Windows.ProcessAccessFlags.QueryLimitedInformation, false, (int)processId);
if (!processHandle.IsZero()) // will fail for a few (eg System process is protected), but they're not going to be of any interest
{
if (Windows.QueryFullProcessImageName(processHandle, 0, pathBuilder, ref length))
{
path = pathBuilder.ToString();
}
Windows.CloseHandle(processHandle);
}
Windows.RECT bounds;
Windows.GetWindowRect(hWnd, out bounds);
if (!string.IsNullOrEmpty(path))
{
Programs.Add(new Program()
{
Name = name, Path = path, Bounds = bounds
});
}
else
{
Debug.WriteLine($"Could not find path for window: {name}\r\n");
}
}
return(true);
}
/// <summary>Iterates all processes in Windows, running the given function. This is based on processes, NOT windows. Some may be hidden/background</summary>
public static void IterateRunningProcesses(ProcessFunction procFunction)
{
Windows.PROCESSENTRY32 pe32 = new Windows.PROCESSENTRY32();
// Take a snapshot of all processes in the system.
var hProcessSnap = Windows.CreateToolhelp32Snapshot(Windows.SnapshotFlags.Process, 0);
if (hProcessSnap.IsInvalid())
{
return;
}
// Fill in the size of the structure before using it.
pe32.dwSize = (uint)Marshal.SizeOf(typeof(Windows.PROCESSENTRY32));
// Walk the snapshot of the processes, and for each process, display information.
if (Windows.Process32First(hProcessSnap, ref pe32))
{
do
{
int nLength = 1024;
StringBuilder szPath = new StringBuilder(nLength);
// requires Vista or later: (we no longer have the fall back that was in SAW6)
IntPtr hProcess = Windows.OpenProcess(Windows.ProcessAccessFlags.QueryLimitedInformation, false, (int)pe32.th32ProcessID);
if (!hProcess.IsZero()) // will fail for a few (eg System process is protected), but they're not going to be the process we're looking for.
{
if (Windows.QueryFullProcessImageName(hProcess, 0, szPath, ref nLength))
{
if (!procFunction(pe32, szPath.ToString(0, nLength)))
{
Windows.CloseHandle(hProcessSnap);
Windows.CloseHandle(hProcess);
return;
}
}
Windows.CloseHandle(hProcess);
}
} while (Windows.Process32Next(hProcessSnap, ref pe32));
}
Windows.CloseHandle(hProcessSnap);
}
private bool OpenProgram(Program program)
{
Windows.PROCESS_INFORMATION processInfo = new Windows.PROCESS_INFORMATION();
Windows.STARTUPINFO startupInfo = new Windows.STARTUPINFO
{
cb = Marshal.SizeOf(typeof(Windows.STARTUPINFO)),
dwFlags = Windows.STARTF_USEPOSITION | Windows.STARTF_USESIZE,
dwX = program.Bounds.Left,
dwY = program.Bounds.Top,
dwXSize = program.Bounds.Width,
dwYSize = program.Bounds.Height
};
if (!Windows.CreateProcess(program.Path, null, IntPtr.Zero, IntPtr.Zero, false, 0, IntPtr.Zero, null, ref startupInfo, out processInfo))
{
return(false);
}
//Wait until process has started its main message loop
Windows.WaitForInputIdle(processInfo.hProcess, Windows.INFINITE);
//Close process and thread handles
Windows.CloseHandle(processInfo.hThread);
Windows.CloseHandle(processInfo.hProcess);
return(true);
}
