/// <summary>
/// Reads the class name of the specified control handle.
/// </summary>
/// <param name="handle"></param>
/// <returns></returns>
public static string GetClassName(IntPtr handle)
{
var sb = new StringBuilder(64000);
_ = USER32.GetClassName(handle, sb, sb.Capacity);
KERNEL32.CheckLastError();
return(sb.ToString());
}
/// <summary>
/// The GetClassName function retrieves the name of the class to which the specified window belongs.
/// </summary>
public static string GetClassName(IntPtr hWnd)
{
var size = 1024;
while (true)
{
var stringBuilder = new StringBuilder(size);
var read = USER32.GetClassName(hWnd, stringBuilder, size);
if (read < size)
{
return(stringBuilder.ToString());
}
size *= 2;
}
}
/// <summary>
/// Creates a new SysListView32 instance
/// </summary>
/// <param name="processHandle"></param>
/// <param name="controlHandle"></param>
public SysListView32(IntPtr processHandle, IntPtr controlHandle)
{
var className = USER32.GetClassName(controlHandle);
if (className != "SysListView32")
{
throw new ArgumentException("Control is not a SysListView32");
}
ControlHandle = controlHandle;
_ = USER32.GetWindowThreadProcessId(controlHandle, out ProcessID);
ProcessHandle = processHandle;
foreignTextBuffer = KERNEL32.SafeNativeMethods.VirtualAllocEx(ProcessHandle, IntPtr.Zero, 512, MEM_STATE.ALLOCATE_NEW, MEM_PROTECT.PAGE_READWRITE);
foreignItemBuffer = KERNEL32.SafeNativeMethods.VirtualAllocEx(ProcessHandle, IntPtr.Zero, 512, MEM_STATE.ALLOCATE_NEW, MEM_PROTECT.PAGE_READWRITE);
localBuffer = Marshal.AllocHGlobal(512);
}
